Hdf5 1 10 parallel comp (#1644)

* Hdf5 1 10 parallel compression merge

4 files changed, 3649 insertions, 1430 deletions

diff --git a/testpar/t_dset.c b/testpar/t_dset.c
index 4a5f140..03213db 100644
--- a/testpar/t_dset.c
+++ b/testpar/t_dset.c
@@ -2604,7 +2604,7 @@ compress_readAll(void)
                     nerrors++;
                 }
 
-#if MPI_VERSION >= 3
+#ifdef H5_HAVE_PARALLEL_FILTERED_WRITES
             ret = H5Dwrite(dataset, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, xfer_plist, data_read);
             VRFY((ret >= 0), "H5Dwrite succeeded");
 #endif
@@ -3417,12 +3417,6 @@ actual_io_mode_tests(void)
  *       TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_EXTERNAL:
  *         Test for Externl-File storage as the cause of breaking collective I/O.
  *
- *       TEST_FILTERS:
- *         Test for using filter (checksum) as the cause of breaking collective I/O.
- *         Note: TEST_FILTERS mode will not work until H5Dcreate and H5write is supported for mpio and filter
- * feature. Use test_no_collective_cause_mode_filter() function instead.
- *
- *
  * Programmer: Jonathan Kim
  * Date: Aug, 2012
  */
@@ -3463,9 +3457,6 @@ test_no_collective_cause_mode(int selection_mode)
     hid_t       file_space = -1;
     hsize_t     chunk_dims[RANK];
     herr_t      ret;
-#ifdef LATER /* fletcher32 */
-    H5Z_filter_t filter_info;
-#endif /* LATER */
     /* set to global value as default */
     int  l_facc_type = facc_type;
     char message[256];
@@ -3497,21 +3488,6 @@ test_no_collective_cause_mode(int selection_mode)
         is_chunked = 0;
     }
 
-#ifdef LATER /* fletcher32 */
-    if (selection_mode & TEST_FILTERS) {
-        ret = H5Zfilter_avail(H5Z_FILTER_FLETCHER32);
-        VRFY((ret >= 0), "Fletcher32 filter is available.\n");
-
-        ret = H5Zget_filter_info(H5Z_FILTER_FLETCHER32, &filter_info);
-        VRFY(((filter_info & H5Z_FILTER_CONFIG_ENCODE_ENABLED) ||
-              (filter_info & H5Z_FILTER_CONFIG_DECODE_ENABLED)),
-             "Fletcher32 filter encoding and decoding available.\n");
-
-        ret = H5Pset_fletcher32(dcpl);
-        VRFY((ret >= 0), "set filter (flecher32) succeeded");
-    }
-#endif /* LATER */
-
     if (selection_mode & TEST_NOT_SIMPLE_OR_SCALAR_DATASPACES) {
         sid = H5Screate(H5S_NULL);
         VRFY((sid >= 0), "H5Screate_simple succeeded");
@@ -3587,14 +3563,6 @@ test_no_collective_cause_mode(int selection_mode)
         no_collective_cause_global_expected |= H5D_MPIO_NOT_CONTIGUOUS_OR_CHUNKED_DATASET;
     }
 
-#ifdef LATER /* fletcher32 */
-    if (selection_mode & TEST_FILTERS) {
-        test_name = "Broken Collective I/O - Filter is required";
-        no_collective_cause_local_expected |= H5D_MPIO_FILTERS;
-        no_collective_cause_global_expected |= H5D_MPIO_FILTERS;
-    }
-#endif /* LATER */
-
     if (selection_mode & TEST_COLLECTIVE) {
         test_name                           = "Broken Collective I/O - Not Broken";
         no_collective_cause_local_expected  = H5D_MPIO_COLLECTIVE;
@@ -3731,238 +3699,6 @@ test_no_collective_cause_mode(int selection_mode)
     return;
 }
 
-/*
- * Function: test_no_collective_cause_mode_filter
- *
- * Purpose:
- *    Test specific for using filter as a caus of broken collective I/O and
- *    checks that the H5Pget_mpio_no_collective_cause properties in the DXPL
- *    have the correct values.
- *
- * NOTE:
- *    This is a temporary function.
- *    test_no_collective_cause_mode(TEST_FILTERS) will replace this when
- *    H5Dcreate and H5write support for mpio and filter feature.
- *
- * Input:
- *     TEST_FILTERS_READ:
- *       Test for using filter (checksum) as the cause of breaking collective I/O.
- *
- * Programmer: Jonathan Kim
- * Date: Aug, 2012
- */
-static void
-test_no_collective_cause_mode_filter(int selection_mode)
-{
-    uint32_t no_collective_cause_local_read      = 0;
-    uint32_t no_collective_cause_local_expected  = 0;
-    uint32_t no_collective_cause_global_read     = 0;
-    uint32_t no_collective_cause_global_expected = 0;
-
-    const char *filename;
-    const char *test_name  = "I/O";
-    hbool_t     is_chunked = 1;
-    int         mpi_size   = -1;
-    int         mpi_rank   = -1;
-    int         length;
-    int *       buffer;
-    int         i;
-    MPI_Comm    mpi_comm   = MPI_COMM_NULL;
-    MPI_Info    mpi_info   = MPI_INFO_NULL;
-    hid_t       fid        = -1;
-    hid_t       sid        = -1;
-    hid_t       dataset    = -1;
-    hid_t       data_type  = H5T_NATIVE_INT;
-    hid_t       fapl_write = -1;
-    hid_t       fapl_read  = -1;
-    hid_t       dcpl       = -1;
-    hid_t       dxpl       = -1;
-    hsize_t     dims[RANK];
-    hid_t       mem_space  = -1;
-    hid_t       file_space = -1;
-    hsize_t     chunk_dims[RANK];
-    herr_t      ret;
-#ifdef LATER /* fletcher32 */
-    H5Z_filter_t filter_info;
-#endif /* LATER */
-    char message[256];
-
-    /* Set up MPI parameters */
-    MPI_Comm_size(MPI_COMM_WORLD, &mpi_size);
-    MPI_Comm_rank(MPI_COMM_WORLD, &mpi_rank);
-
-    MPI_Barrier(MPI_COMM_WORLD);
-
-    HDassert(mpi_size >= 1);
-
-    mpi_comm = MPI_COMM_WORLD;
-    mpi_info = MPI_INFO_NULL;
-
-    /* Create the dataset creation plist */
-    dcpl = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((dcpl >= 0), "dataset creation plist created successfully");
-
-    if (selection_mode == TEST_FILTERS_READ) {
-#ifdef LATER /* fletcher32 */
-        ret = H5Zfilter_avail(H5Z_FILTER_FLETCHER32);
-        VRFY((ret >= 0), "Fletcher32 filter is available.\n");
-
-        ret = H5Zget_filter_info(H5Z_FILTER_FLETCHER32, (unsigned int *)&filter_info);
-        VRFY(((filter_info & H5Z_FILTER_CONFIG_ENCODE_ENABLED) ||
-              (filter_info & H5Z_FILTER_CONFIG_DECODE_ENABLED)),
-             "Fletcher32 filter encoding and decoding available.\n");
-
-        ret = H5Pset_fletcher32(dcpl);
-        VRFY((ret >= 0), "set filter (flecher32) succeeded");
-#endif /* LATER */
-    }
-    else {
-        VRFY(0, "Unexpected mode, only test for TEST_FILTERS_READ.");
-    }
-
-    /* Create the basic Space */
-    dims[0] = (hsize_t)dim0;
-    dims[1] = (hsize_t)dim1;
-    sid     = H5Screate_simple(RANK, dims, NULL);
-    VRFY((sid >= 0), "H5Screate_simple succeeded");
-
-    filename = (const char *)GetTestParameters();
-    HDassert(filename != NULL);
-
-    /* Setup the file access template */
-    fapl_write = create_faccess_plist(mpi_comm, mpi_info, FACC_DEFAULT);
-    VRFY((fapl_write >= 0), "create_faccess_plist() succeeded");
-
-    fid = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl_write);
-    VRFY((fid >= 0), "H5Fcreate succeeded");
-
-    /* If we are not testing contiguous datasets */
-    if (is_chunked) {
-        /* Set up chunk information.  */
-        chunk_dims[0] = dims[0] / (hsize_t)mpi_size;
-        chunk_dims[1] = dims[1];
-        ret           = H5Pset_chunk(dcpl, 2, chunk_dims);
-        VRFY((ret >= 0), "chunk creation property list succeeded");
-    }
-
-    /* Create the dataset */
-    dataset = H5Dcreate2(fid, DSET_NOCOLCAUSE, data_type, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT);
-    VRFY((dataset >= 0), "H5Dcreate2() dataset succeeded");
-
-#ifdef LATER /* fletcher32 */
-    /* Set expected cause */
-    test_name                           = "Broken Collective I/O - Filter is required";
-    no_collective_cause_local_expected  = H5D_MPIO_FILTERS;
-    no_collective_cause_global_expected = H5D_MPIO_FILTERS;
-#endif /* LATER */
-
-    /* Get the file dataspace */
-    file_space = H5Dget_space(dataset);
-    VRFY((file_space >= 0), "H5Dget_space succeeded");
-
-    /* Create the memory dataspace */
-    mem_space = H5Screate_simple(RANK, dims, NULL);
-    VRFY((mem_space >= 0), "mem_space created");
-
-    /* Get the number of elements in the selection */
-    length = dim0 * dim1;
-
-    /* Allocate and initialize the buffer */
-    buffer = (int *)HDmalloc(sizeof(int) * length);
-    VRFY((buffer != NULL), "HDmalloc of buffer succeeded");
-    for (i = 0; i < length; i++)
-        buffer[i] = i;
-
-    /* Set up the dxpl for the write */
-    dxpl = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((dxpl >= 0), "H5Pcreate(H5P_DATASET_XFER) succeeded");
-
-    if (selection_mode == TEST_FILTERS_READ) {
-        /* To test read in collective I/O mode , write in independent mode
-         * because write fails with mpio + filter */
-        ret = H5Pset_dxpl_mpio(dxpl, H5FD_MPIO_INDEPENDENT);
-        VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded");
-    }
-    else {
-        /* To test write in collective I/O mode. */
-        ret = H5Pset_dxpl_mpio(dxpl, H5FD_MPIO_COLLECTIVE);
-        VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded");
-    }
-
-    /* Write */
-    ret = H5Dwrite(dataset, data_type, mem_space, file_space, dxpl, buffer);
-
-    if (ret < 0)
-        H5Eprint2(H5E_DEFAULT, stdout);
-    VRFY((ret >= 0), "H5Dwrite() dataset multichunk write succeeded");
-
-    /* Make a copy of the dxpl to test the read operation */
-    dxpl = H5Pcopy(dxpl);
-    VRFY((dxpl >= 0), "H5Pcopy succeeded");
-
-    if (dataset)
-        H5Dclose(dataset);
-    if (fapl_write)
-        H5Pclose(fapl_write);
-    if (fid)
-        H5Fclose(fid);
-
-    /*---------------------
-     * Test Read access
-     *---------------------*/
-
-    /* Setup the file access template */
-    fapl_read = create_faccess_plist(mpi_comm, mpi_info, facc_type);
-    VRFY((fapl_read >= 0), "create_faccess_plist() succeeded");
-
-    fid     = H5Fopen(filename, H5F_ACC_RDONLY, fapl_read);
-    dataset = H5Dopen2(fid, DSET_NOCOLCAUSE, H5P_DEFAULT);
-
-    /* Set collective I/O properties in the dxpl. */
-    ret = H5Pset_dxpl_mpio(dxpl, H5FD_MPIO_COLLECTIVE);
-    VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded");
-
-    /* Read */
-    ret = H5Dread(dataset, data_type, mem_space, file_space, dxpl, buffer);
-
-    if (ret < 0)
-        H5Eprint2(H5E_DEFAULT, stdout);
-    VRFY((ret >= 0), "H5Dread() dataset multichunk read succeeded");
-
-    /* Get the cause of broken collective I/O */
-    ret = H5Pget_mpio_no_collective_cause(dxpl, &no_collective_cause_local_read,
-                                          &no_collective_cause_global_read);
-    VRFY((ret >= 0), "retriving no collective cause succeeded");
-
-    /* Test values */
-    HDmemset(message, 0, sizeof(message));
-    HDsprintf(message, "Local cause of Broken Collective I/O has the correct value for %s.\n", test_name);
-    VRFY((no_collective_cause_local_read == (uint32_t)no_collective_cause_local_expected), message);
-    HDmemset(message, 0, sizeof(message));
-    HDsprintf(message, "Global cause of Broken Collective I/O has the correct value for %s.\n", test_name);
-    VRFY((no_collective_cause_global_read == (uint32_t)no_collective_cause_global_expected), message);
-
-    /* Release some resources */
-    if (sid)
-        H5Sclose(sid);
-    if (fapl_read)
-        H5Pclose(fapl_read);
-    if (dcpl)
-        H5Pclose(dcpl);
-    if (dxpl)
-        H5Pclose(dxpl);
-    if (dataset)
-        H5Dclose(dataset);
-    if (mem_space)
-        H5Sclose(mem_space);
-    if (file_space)
-        H5Sclose(file_space);
-    if (fid)
-        H5Fclose(fid);
-    HDfree(buffer);
-    return;
-}
-
 /* Function: no_collective_cause_tests
  *
  * Purpose: Tests cases for broken collective IO.
@@ -3983,13 +3719,6 @@ no_collective_cause_tests(void)
     test_no_collective_cause_mode(TEST_NOT_SIMPLE_OR_SCALAR_DATASPACES);
     test_no_collective_cause_mode(TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_COMPACT);
     test_no_collective_cause_mode(TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_EXTERNAL);
-#ifdef LATER /* fletcher32 */
-    /* TODO: use this instead of below TEST_FILTERS_READ when H5Dcreate and
-     * H5Dwrite is ready for mpio + filter feature.
-     */
-    /* test_no_collective_cause_mode (TEST_FILTERS); */
-    test_no_collective_cause_mode_filter(TEST_FILTERS_READ);
-#endif /* LATER */
 
     /*
      * Test combined causes
diff --git a/testpar/t_filters_parallel.c b/testpar/t_filters_parallel.c
index ffeddbe..bfb5897 100644
--- a/testpar/t_filters_parallel.c
+++ b/testpar/t_filters_parallel.c
@@ -26,73 +26,139 @@
 const char *FILENAME[] = {"t_filters_parallel", NULL};
 char        filenames[1][256];
 
+static MPI_Comm comm = MPI_COMM_WORLD;
+static MPI_Info info = MPI_INFO_NULL;
+static int      mpi_rank;
+static int      mpi_size;
+
 int nerrors = 0;
 
-size_t cur_filter_idx = 0;
-#define GZIP_INDEX       0
-#define FLETCHER32_INDEX 1
+/* Arrays of filter ID values and filter names (should match each other) */
+H5Z_filter_t filterIDs[] = {
+    H5Z_FILTER_DEFLATE, H5Z_FILTER_SHUFFLE, H5Z_FILTER_FLETCHER32,
+    H5Z_FILTER_SZIP,    H5Z_FILTER_NBIT,    H5Z_FILTER_SCALEOFFSET,
+};
+
+const char *filterNames[] = {"Deflate", "Shuffle", "Fletcher32", "SZIP", "Nbit", "ScaleOffset"};
 
-#define ARRAY_SIZE(a) sizeof(a) / sizeof(a[0])
+/* Function pointer typedef for test functions */
+typedef void (*test_func)(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id, hid_t dcpl_id,
+                          hid_t dxpl_id);
+
+/* Typedef for filter arguments for user-defined filters */
+typedef struct filter_options_t {
+    unsigned int       flags;
+    size_t             cd_nelmts;
+    const unsigned int cd_values[];
+} filter_options_t;
 
 /*
- * Used to check if a filter is available before running a test.
+ * Enum for verify_space_alloc_status which specifies
+ * how many chunks have been written to in a dataset
  */
-#define CHECK_CUR_FILTER_AVAIL()                                                                             \
-    {                                                                                                        \
-        htri_t filter_is_avail;                                                                              \
-                                                                                                             \
-        if (cur_filter_idx == GZIP_INDEX) {                                                                  \
-            if ((filter_is_avail = H5Zfilter_avail(H5Z_FILTER_DEFLATE)) != TRUE) {                           \
-                if (MAINPROCESS) {                                                                           \
-                    HDputs("    - SKIPPED - Deflate filter not available");                                  \
-                }                                                                                            \
-                return;                                                                                      \
-            }                                                                                                \
-        }                                                                                                    \
-    }
+typedef enum num_chunks_written_t {
+    DATASET_JUST_CREATED,
+    NO_CHUNKS_WRITTEN,
+    SOME_CHUNKS_WRITTEN,
+    ALL_CHUNKS_WRITTEN
+} num_chunks_written_t;
 
-static herr_t set_dcpl_filter(hid_t dcpl);
+static herr_t set_dcpl_filter(hid_t dcpl_id, H5Z_filter_t filter_id, filter_options_t *filter_options);
+static herr_t verify_space_alloc_status(hid_t dset_id, hid_t dcpl_id, num_chunks_written_t chunks_written);
 
-#if MPI_VERSION >= 3
+#ifdef H5_HAVE_PARALLEL_FILTERED_WRITES
 /* Tests for writing data in parallel */
-static void test_write_one_chunk_filtered_dataset(void);
-static void test_write_filtered_dataset_no_overlap(void);
-static void test_write_filtered_dataset_overlap(void);
-static void test_write_filtered_dataset_single_no_selection(void);
-static void test_write_filtered_dataset_all_no_selection(void);
-static void test_write_filtered_dataset_point_selection(void);
-static void test_write_filtered_dataset_interleaved_write(void);
-static void test_write_transformed_filtered_dataset_no_overlap(void);
-static void test_write_3d_filtered_dataset_no_overlap_separate_pages(void);
-static void test_write_3d_filtered_dataset_no_overlap_same_pages(void);
-static void test_write_3d_filtered_dataset_overlap(void);
-static void test_write_cmpd_filtered_dataset_no_conversion_unshared(void);
-static void test_write_cmpd_filtered_dataset_no_conversion_shared(void);
-static void test_write_cmpd_filtered_dataset_type_conversion_unshared(void);
-static void test_write_cmpd_filtered_dataset_type_conversion_shared(void);
+static void test_write_one_chunk_filtered_dataset(const char *parent_group, H5Z_filter_t filter_id,
+                                                  hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_filtered_dataset_no_overlap(const char *parent_group, H5Z_filter_t filter_id,
+                                                   hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_filtered_dataset_no_overlap_partial(const char *parent_group, H5Z_filter_t filter_id,
+                                                           hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_filtered_dataset_overlap(const char *parent_group, H5Z_filter_t filter_id,
+                                                hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_filtered_dataset_single_unlim_dim_no_overlap(const char * parent_group,
+                                                                    H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                    hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_filtered_dataset_single_unlim_dim_overlap(const char * parent_group,
+                                                                 H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                 hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_filtered_dataset_multi_unlim_dim_no_overlap(const char * parent_group,
+                                                                   H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                   hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_filtered_dataset_multi_unlim_dim_overlap(const char * parent_group,
+                                                                H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_filtered_dataset_single_no_selection(const char *parent_group, H5Z_filter_t filter_id,
+                                                            hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_filtered_dataset_all_no_selection(const char *parent_group, H5Z_filter_t filter_id,
+                                                         hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_filtered_dataset_point_selection(const char *parent_group, H5Z_filter_t filter_id,
+                                                        hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_filtered_dataset_interleaved_write(const char *parent_group, H5Z_filter_t filter_id,
+                                                          hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_transformed_filtered_dataset_no_overlap(const char * parent_group,
+                                                               H5Z_filter_t filter_id, hid_t fapl_id,
+                                                               hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_3d_filtered_dataset_no_overlap_separate_pages(const char * parent_group,
+                                                                     H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                     hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_3d_filtered_dataset_no_overlap_same_pages(const char * parent_group,
+                                                                 H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                 hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_3d_filtered_dataset_overlap(const char *parent_group, H5Z_filter_t filter_id,
+                                                   hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_cmpd_filtered_dataset_no_conversion_unshared(const char * parent_group,
+                                                                    H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                    hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_cmpd_filtered_dataset_no_conversion_shared(const char * parent_group,
+                                                                  H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                  hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_cmpd_filtered_dataset_type_conversion_unshared(const char * parent_group,
+                                                                      H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                      hid_t dcpl_id, hid_t dxpl_id);
+static void test_write_cmpd_filtered_dataset_type_conversion_shared(const char * parent_group,
+                                                                    H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                    hid_t dcpl_id, hid_t dxpl_id);
 #endif
 
 /* Tests for reading data in parallel */
-static void test_read_one_chunk_filtered_dataset(void);
-static void test_read_filtered_dataset_no_overlap(void);
-static void test_read_filtered_dataset_overlap(void);
-static void test_read_filtered_dataset_single_no_selection(void);
-static void test_read_filtered_dataset_all_no_selection(void);
-static void test_read_filtered_dataset_point_selection(void);
-static void test_read_filtered_dataset_interleaved_read(void);
-static void test_read_transformed_filtered_dataset_no_overlap(void);
-static void test_read_3d_filtered_dataset_no_overlap_separate_pages(void);
-static void test_read_3d_filtered_dataset_no_overlap_same_pages(void);
-static void test_read_3d_filtered_dataset_overlap(void);
-static void test_read_cmpd_filtered_dataset_no_conversion_unshared(void);
-static void test_read_cmpd_filtered_dataset_no_conversion_shared(void);
-static void test_read_cmpd_filtered_dataset_type_conversion_unshared(void);
-static void test_read_cmpd_filtered_dataset_type_conversion_shared(void);
-
-#if MPI_VERSION >= 3
-/* Other miscellaneous tests */
-static void test_shrinking_growing_chunks(void);
-#endif
+static void test_read_one_chunk_filtered_dataset(const char *parent_group, H5Z_filter_t filter_id,
+                                                 hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_read_filtered_dataset_no_overlap(const char *parent_group, H5Z_filter_t filter_id,
+                                                  hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_read_filtered_dataset_overlap(const char *parent_group, H5Z_filter_t filter_id,
+                                               hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_read_filtered_dataset_single_no_selection(const char *parent_group, H5Z_filter_t filter_id,
+                                                           hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_read_filtered_dataset_all_no_selection(const char *parent_group, H5Z_filter_t filter_id,
+                                                        hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_read_filtered_dataset_point_selection(const char *parent_group, H5Z_filter_t filter_id,
+                                                       hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_read_filtered_dataset_interleaved_read(const char *parent_group, H5Z_filter_t filter_id,
+                                                        hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_read_transformed_filtered_dataset_no_overlap(const char * parent_group,
+                                                              H5Z_filter_t filter_id, hid_t fapl_id,
+                                                              hid_t dcpl_id, hid_t dxpl_id);
+static void test_read_3d_filtered_dataset_no_overlap_separate_pages(const char * parent_group,
+                                                                    H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                    hid_t dcpl_id, hid_t dxpl_id);
+static void test_read_3d_filtered_dataset_no_overlap_same_pages(const char * parent_group,
+                                                                H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                hid_t dcpl_id, hid_t dxpl_id);
+static void test_read_3d_filtered_dataset_overlap(const char *parent_group, H5Z_filter_t filter_id,
+                                                  hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id);
+static void test_read_cmpd_filtered_dataset_no_conversion_unshared(const char * parent_group,
+                                                                   H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                   hid_t dcpl_id, hid_t dxpl_id);
+static void test_read_cmpd_filtered_dataset_no_conversion_shared(const char * parent_group,
+                                                                 H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                 hid_t dcpl_id, hid_t dxpl_id);
+static void test_read_cmpd_filtered_dataset_type_conversion_unshared(const char * parent_group,
+                                                                     H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                     hid_t dcpl_id, hid_t dxpl_id);
+static void test_read_cmpd_filtered_dataset_type_conversion_shared(const char * parent_group,
+                                                                   H5Z_filter_t filter_id, hid_t fapl_id,
+                                                                   hid_t dcpl_id, hid_t dxpl_id);
 
 /*
  * Tests for attempting to round-trip the data going from
@@ -103,21 +169,40 @@ static void test_shrinking_growing_chunks(void);
  *
  * written in parallel -> read serially
  */
-static void test_write_serial_read_parallel(void);
-#if MPI_VERSION >= 3
-static void test_write_parallel_read_serial(void);
-#endif
+static void test_write_serial_read_parallel(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                            hid_t dcpl_id, hid_t dxpl_id);
 
-static MPI_Comm comm = MPI_COMM_WORLD;
-static MPI_Info info = MPI_INFO_NULL;
-static int      mpi_rank;
-static int      mpi_size;
+#ifdef H5_HAVE_PARALLEL_FILTERED_WRITES
+static void test_write_parallel_read_serial(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                            hid_t dcpl_id, hid_t dxpl_id);
 
-static void (*tests[])(void) = {
-#if MPI_VERSION >= 3
+/* Other miscellaneous tests */
+static void test_shrinking_growing_chunks(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                          hid_t dcpl_id, hid_t dxpl_id);
+static void test_edge_chunks_no_overlap(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                        hid_t dcpl_id, hid_t dxpl_id);
+static void test_edge_chunks_overlap(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                     hid_t dcpl_id, hid_t dxpl_id);
+static void test_edge_chunks_partial_write(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                           hid_t dcpl_id, hid_t dxpl_id);
+static void test_fill_values(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id, hid_t dcpl_id,
+                             hid_t dxpl_id);
+static void test_fill_value_undefined(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                      hid_t dcpl_id, hid_t dxpl_id);
+static void test_fill_time_never(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                 hid_t dcpl_id, hid_t dxpl_id);
+#endif
+
+static test_func tests[] = {
+#ifdef H5_HAVE_PARALLEL_FILTERED_WRITES
     test_write_one_chunk_filtered_dataset,
     test_write_filtered_dataset_no_overlap,
+    test_write_filtered_dataset_no_overlap_partial,
     test_write_filtered_dataset_overlap,
+    test_write_filtered_dataset_single_unlim_dim_no_overlap,
+    test_write_filtered_dataset_single_unlim_dim_overlap,
+    test_write_filtered_dataset_multi_unlim_dim_no_overlap,
+    test_write_filtered_dataset_multi_unlim_dim_overlap,
     test_write_filtered_dataset_single_no_selection,
     test_write_filtered_dataset_all_no_selection,
     test_write_filtered_dataset_point_selection,
@@ -147,33 +232,168 @@ static void (*tests[])(void) = {
     test_read_cmpd_filtered_dataset_type_conversion_unshared,
     test_read_cmpd_filtered_dataset_type_conversion_shared,
     test_write_serial_read_parallel,
-#if MPI_VERSION >= 3
+#ifdef H5_HAVE_PARALLEL_FILTERED_WRITES
     test_write_parallel_read_serial,
     test_shrinking_growing_chunks,
+    test_edge_chunks_no_overlap,
+    test_edge_chunks_overlap,
+    test_edge_chunks_partial_write,
+    test_fill_values,
+    test_fill_value_undefined,
+    test_fill_time_never,
 #endif
 };
 
 /*
  * Function to call the appropriate HDF5 filter-setting function
- * depending on the currently set index. Used to re-run the tests
+ * depending on the given filter ID. Used to re-run the tests
  * with different filters to check that the data still comes back
  * correctly under a variety of circumstances, such as the
  * Fletcher32 checksum filter increasing the size of the chunk.
  */
 static herr_t
-set_dcpl_filter(hid_t dcpl)
+set_dcpl_filter(hid_t dcpl_id, H5Z_filter_t filter_id, filter_options_t *filter_options)
+{
+    switch (filter_id) {
+        case H5Z_FILTER_DEFLATE:
+            return H5Pset_deflate(dcpl_id, DEFAULT_DEFLATE_LEVEL);
+        case H5Z_FILTER_SHUFFLE:
+            return H5Pset_shuffle(dcpl_id);
+        case H5Z_FILTER_FLETCHER32:
+            return H5Pset_fletcher32(dcpl_id);
+        case H5Z_FILTER_SZIP: {
+            unsigned pixels_per_block         = H5_SZIP_MAX_PIXELS_PER_BLOCK;
+            hsize_t  chunk_dims[H5S_MAX_RANK] = {0};
+            size_t   i, chunk_nelemts;
+
+            VRFY(H5Pget_chunk(dcpl_id, H5S_MAX_RANK, chunk_dims) >= 0, "H5Pget_chunk succeeded");
+
+            for (i = 0, chunk_nelemts = 1; i < H5S_MAX_RANK; i++)
+                if (chunk_dims[i] > 0)
+                    chunk_nelemts *= chunk_dims[i];
+
+            if (chunk_nelemts < H5_SZIP_MAX_PIXELS_PER_BLOCK) {
+                /*
+                 * Can't set SZIP for chunk of 1 data element.
+                 * Pixels-per-block value must be both even
+                 * and non-zero.
+                 */
+                if (chunk_nelemts == 1)
+                    return SUCCEED;
+
+                if ((chunk_nelemts % 2) == 0)
+                    pixels_per_block = (unsigned)chunk_nelemts;
+                else
+                    pixels_per_block = (unsigned)(chunk_nelemts - 1);
+            }
+            else
+                pixels_per_block = H5_SZIP_MAX_PIXELS_PER_BLOCK;
+
+            return H5Pset_szip(dcpl_id, 0, pixels_per_block);
+        }
+        case H5Z_FILTER_NBIT:
+            return H5Pset_nbit(dcpl_id);
+        case H5Z_FILTER_SCALEOFFSET:
+            return H5Pset_scaleoffset(dcpl_id, H5Z_SO_INT, 0);
+        default: {
+            if (!filter_options)
+                return FAIL;
+
+            return H5Pset_filter(dcpl_id, filter_id, filter_options->flags, filter_options->cd_nelmts,
+                                 filter_options->cd_values);
+        }
+    }
+}
+
+/*
+ * Function to verify the status of dataset storage space allocation
+ * based on the dataset's allocation time setting and how many chunks
+ * in the dataset have been written to.
+ */
+static herr_t
+verify_space_alloc_status(hid_t dset_id, hid_t dcpl_id, num_chunks_written_t chunks_written)
 {
-    switch (cur_filter_idx) {
-        case GZIP_INDEX:
-            return H5Pset_deflate(dcpl, DEFAULT_DEFLATE_LEVEL);
-        case FLETCHER32_INDEX:
-            return H5Pset_fletcher32(dcpl);
-        default:
-            return H5Pset_deflate(dcpl, DEFAULT_DEFLATE_LEVEL);
+    int    nfilters;
+    herr_t ret_value = SUCCEED;
+
+    VRFY(((nfilters = H5Pget_nfilters(dcpl_id)) >= 0), "H5Pget_nfilters succeeded");
+
+    /*
+     * Only verify space allocation status when there are filters
+     * in the dataset's filter pipeline. When filters aren't in the
+     * pipeline, the space allocation time and status can vary based
+     * on whether the file was created in parallel or serial mode.
+     */
+    if (nfilters > 0) {
+        H5D_space_status_t space_status;
+        H5D_alloc_time_t   alloc_time;
+
+        VRFY((H5Pget_alloc_time(dcpl_id, &alloc_time) >= 0), "H5Pget_alloc_time succeeded");
+        VRFY((H5Dget_space_status(dset_id, &space_status) >= 0), "H5Dget_space_status succeeded");
+
+        switch (alloc_time) {
+            case H5D_ALLOC_TIME_EARLY:
+                /*
+                 * Early space allocation should always result in the
+                 * full dataset storage space being allocated.
+                 */
+                VRFY(space_status == H5D_SPACE_STATUS_ALLOCATED, "verified space allocation status");
+                break;
+            case H5D_ALLOC_TIME_LATE:
+                /*
+                 * Late space allocation should always result in the
+                 * full dataset storage space being allocated when
+                 * the dataset gets written to. However, if the dataset
+                 * is extended the dataset's space allocation status
+                 * can become partly allocated until the dataset is
+                 * written to again.
+                 */
+                if (chunks_written == SOME_CHUNKS_WRITTEN || chunks_written == ALL_CHUNKS_WRITTEN)
+                    VRFY((space_status == H5D_SPACE_STATUS_ALLOCATED) ||
+                             (space_status == H5D_SPACE_STATUS_PART_ALLOCATED),
+                         "verified space allocation status");
+                else if (chunks_written == NO_CHUNKS_WRITTEN)
+                    /*
+                     * A special case where we wrote to a dataset that
+                     * uses late space allocation, but the write was
+                     * either a no-op (no selection in the dataset
+                     * from any rank) or something caused the write to
+                     * fail late in the process of performing the actual
+                     * write. In either case, space should still have
+                     * been allocated.
+                     */
+                    VRFY(space_status == H5D_SPACE_STATUS_ALLOCATED, "verified space allocation status");
+                else
+                    VRFY(space_status == H5D_SPACE_STATUS_NOT_ALLOCATED, "verified space allocation status");
+                break;
+            case H5D_ALLOC_TIME_DEFAULT:
+            case H5D_ALLOC_TIME_INCR:
+                /*
+                 * Incremental space allocation should result in
+                 * the dataset's storage space being incrementally
+                 * allocated as chunks are written to. Once all chunks
+                 * have been written to, the space allocation should be
+                 * seen as fully allocated.
+                 */
+                if (chunks_written == SOME_CHUNKS_WRITTEN)
+                    VRFY((space_status == H5D_SPACE_STATUS_PART_ALLOCATED),
+                         "verified space allocation status");
+                else if (chunks_written == ALL_CHUNKS_WRITTEN)
+                    VRFY((space_status == H5D_SPACE_STATUS_ALLOCATED), "verified space allocation status");
+                else
+                    VRFY(space_status == H5D_SPACE_STATUS_NOT_ALLOCATED, "verified space allocation status");
+                break;
+            default:
+                if (MAINPROCESS)
+                    MESG("unknown space allocation time");
+                MPI_Abort(MPI_COMM_WORLD, 1);
+        }
     }
+
+    return ret_value;
 }
 
-#if MPI_VERSION >= 3
+#ifdef H5_HAVE_PARALLEL_FILTERED_WRITES
 /*
  * Tests parallel write of filtered data in the special
  * case where a dataset is composed of a single chunk.
@@ -182,7 +402,8 @@ set_dcpl_filter(hid_t dcpl)
  *             02/01/2017
  */
 static void
-test_write_one_chunk_filtered_dataset(void)
+test_write_one_chunk_filtered_dataset(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                      hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *data        = NULL;
     C_DATATYPE *read_buf    = NULL;
@@ -195,26 +416,18 @@ test_write_one_chunk_filtered_dataset(void)
     hsize_t     count[WRITE_ONE_CHUNK_FILTERED_DATASET_DIMS];
     hsize_t     block[WRITE_ONE_CHUNK_FILTERED_DATASET_DIMS];
     size_t      i, data_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing write to one-chunk filtered dataset");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = (hsize_t)WRITE_ONE_CHUNK_FILTERED_DATASET_NROWS;
@@ -231,19 +444,21 @@ test_write_one_chunk_filtered_dataset(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, WRITE_ONE_CHUNK_FILTERED_DATASET_DIMS, chunk_dims) >= 0), "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-    dset_id = H5Dcreate2(file_id, WRITE_ONE_CHUNK_FILTERED_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
+    dset_id = H5Dcreate2(group_id, WRITE_ONE_CHUNK_FILTERED_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
                          H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     /* Each process defines the dataset selection in memory and writes
@@ -293,15 +508,12 @@ test_write_one_chunk_filtered_dataset(void)
                          ((C_DATATYPE)i / (WRITE_ONE_CHUNK_FILTERED_DATASET_CH_NROWS / mpi_size *
                                            WRITE_ONE_CHUNK_FILTERED_DATASET_CH_NCOLS));
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
-    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, data) >= 0),
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
          "Dataset write succeeded");
 
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
     if (data)
         HDfree(data);
 
@@ -311,10 +523,10 @@ test_write_one_chunk_filtered_dataset(void)
     read_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" WRITE_ONE_CHUNK_FILTERED_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, WRITE_ONE_CHUNK_FILTERED_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
@@ -324,10 +536,11 @@ test_write_one_chunk_filtered_dataset(void)
     if (read_buf)
         HDfree(read_buf);
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -343,7 +556,8 @@ test_write_one_chunk_filtered_dataset(void)
  *             02/01/2017
  */
 static void
-test_write_filtered_dataset_no_overlap(void)
+test_write_filtered_dataset_no_overlap(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                       hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *data        = NULL;
     C_DATATYPE *read_buf    = NULL;
@@ -356,27 +570,18 @@ test_write_filtered_dataset_no_overlap(void)
     hsize_t     count[WRITE_UNSHARED_FILTERED_CHUNKS_DATASET_DIMS];
     hsize_t     block[WRITE_UNSHARED_FILTERED_CHUNKS_DATASET_DIMS];
     size_t      i, data_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing write to unshared filtered chunks");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = (hsize_t)WRITE_UNSHARED_FILTERED_CHUNKS_NROWS;
@@ -393,20 +598,22 @@ test_write_filtered_dataset_no_overlap(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, WRITE_UNSHARED_FILTERED_CHUNKS_DATASET_DIMS, chunk_dims) >= 0),
          "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-    dset_id = H5Dcreate2(file_id, WRITE_UNSHARED_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
+    dset_id = H5Dcreate2(group_id, WRITE_UNSHARED_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
                          H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     /* Each process defines the dataset selection in memory and writes
@@ -454,15 +661,173 @@ test_write_filtered_dataset_no_overlap(void)
         correct_buf[i] = (C_DATATYPE)((i % (dataset_dims[0] / (hsize_t)mpi_size * dataset_dims[1])) +
                                       (i / (dataset_dims[0] / (hsize_t)mpi_size * dataset_dims[1])));
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+         "Dataset write succeeded");
 
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
 
-    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, data) >= 0),
+    if (data)
+        HDfree(data);
+
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    /* Verify the correct data was written */
+    read_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
+    VRFY((NULL != read_buf), "HDcalloc succeeded");
+
+    dset_id = H5Dopen2(group_id, WRITE_UNSHARED_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset open succeeded");
+
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
+
+    if (correct_buf)
+        HDfree(correct_buf);
+    if (read_buf)
+        HDfree(read_buf);
+
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+    VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
+    VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
+
+    return;
+}
+
+/*
+ * Tests parallel write of filtered data in the case where only
+ * one process is writing to a particular chunk in the operation
+ * and that process only writes to part of a chunk.
+ */
+static void
+test_write_filtered_dataset_no_overlap_partial(const char *parent_group, H5Z_filter_t filter_id,
+                                               hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
+{
+    C_DATATYPE *data        = NULL;
+    C_DATATYPE *read_buf    = NULL;
+    C_DATATYPE *correct_buf = NULL;
+    hsize_t     dataset_dims[WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_DATASET_DIMS];
+    hsize_t     chunk_dims[WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_DATASET_DIMS];
+    hsize_t     sel_dims[WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_DATASET_DIMS];
+    hsize_t     start[WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_DATASET_DIMS];
+    hsize_t     stride[WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_DATASET_DIMS];
+    hsize_t     count[WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_DATASET_DIMS];
+    hsize_t     block[WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_DATASET_DIMS];
+    size_t      i, data_size, correct_buf_size;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       memspace  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID;
+
+    if (MAINPROCESS)
+        HDputs("Testing partial write to unshared filtered chunks");
+
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
+    VRFY((file_id >= 0), "Test file open succeeded");
+
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
+    /* Create the dataspace for the dataset */
+    dataset_dims[0] = (hsize_t)WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_NROWS;
+    dataset_dims[1] = (hsize_t)WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_NCOLS;
+    chunk_dims[0]   = (hsize_t)WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_CH_NROWS;
+    chunk_dims[1]   = (hsize_t)WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_CH_NCOLS;
+    sel_dims[0]     = (hsize_t)WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_CH_NROWS;
+    sel_dims[1]     = (hsize_t)(WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_NCOLS /
+                            WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_CH_NCOLS);
+
+    filespace = H5Screate_simple(WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_DATASET_DIMS, dataset_dims, NULL);
+    VRFY((filespace >= 0), "File dataspace creation succeeded");
+
+    /* Create chunked dataset */
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
+
+    VRFY((H5Pset_chunk(plist_id, WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_DATASET_DIMS, chunk_dims) >= 0),
+         "Chunk size set");
+
+    /* Add test filter to the pipeline */
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
+
+    dset_id = H5Dcreate2(group_id, WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_DATASET_NAME, HDF5_DATATYPE_NAME,
+                         filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset creation succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+
+    /* Each process defines the dataset selection in memory and writes
+     * it to the hyperslab in the file
+     */
+    count[0]  = 1;
+    count[1]  = (hsize_t)(WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_NCOLS /
+                         WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_CH_NCOLS);
+    stride[0] = (hsize_t)WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_CH_NROWS;
+    stride[1] = (hsize_t)WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_CH_NCOLS;
+    block[0]  = (hsize_t)WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_CH_NROWS;
+    block[1]  = (hsize_t)1;
+    start[0]  = ((hsize_t)mpi_rank * (hsize_t)WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_CH_NROWS * count[0]);
+    start[1]  = 0;
+
+    if (VERBOSE_MED) {
+        HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ]\n",
+                 mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0], block[1]);
+        HDfflush(stdout);
+    }
+
+    /* Select hyperslab in the file */
+    filespace = H5Dget_space(dset_id);
+    VRFY((filespace >= 0), "File dataspace retrieval succeeded");
+
+    VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+         "Hyperslab selection succeeded");
+
+    /* Fill data buffer */
+    data_size        = sel_dims[0] * sel_dims[1] * sizeof(*data);
+    correct_buf_size = dataset_dims[0] * dataset_dims[1] * sizeof(*correct_buf);
+
+    data = (C_DATATYPE *)HDcalloc(1, data_size);
+    VRFY((NULL != data), "HDcalloc succeeded");
+
+    correct_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
+    VRFY((NULL != correct_buf), "HDcalloc succeeded");
+
+    for (i = 0; i < data_size / sizeof(*data); i++)
+        data[i] = (C_DATATYPE)GEN_DATA(i);
+
+    for (i = 0; i < (size_t)mpi_size; i++) {
+        size_t rank_n_elems = (size_t)(mpi_size * (WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_CH_NROWS *
+                                                   WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_CH_NCOLS));
+        size_t data_idx     = i;
+
+        for (size_t j = 0; j < rank_n_elems; j++) {
+            if ((j % WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_CH_NCOLS) == 0) {
+                correct_buf[(i * rank_n_elems) + j] = (C_DATATYPE)data_idx;
+                data_idx++;
+            }
+        }
+    }
+
+    /* Create 2-D memory dataspace */
+    memspace = H5Screate_simple(WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_DATASET_DIMS, sel_dims, NULL);
+    VRFY((memspace >= 0), "Memory dataspace creation succeeded");
+
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
          "Dataset write succeeded");
 
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
     if (data)
         HDfree(data);
 
@@ -472,10 +837,10 @@ test_write_filtered_dataset_no_overlap(void)
     read_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" WRITE_UNSHARED_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
@@ -485,10 +850,11 @@ test_write_filtered_dataset_no_overlap(void)
     if (read_buf)
         HDfree(read_buf);
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
-    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -505,7 +871,8 @@ test_write_filtered_dataset_no_overlap(void)
  *             02/01/2017
  */
 static void
-test_write_filtered_dataset_overlap(void)
+test_write_filtered_dataset_overlap(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                    hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *data        = NULL;
     C_DATATYPE *read_buf    = NULL;
@@ -518,27 +885,18 @@ test_write_filtered_dataset_overlap(void)
     hsize_t     count[WRITE_SHARED_FILTERED_CHUNKS_DATASET_DIMS];
     hsize_t     block[WRITE_SHARED_FILTERED_CHUNKS_DATASET_DIMS];
     size_t      i, data_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing write to shared filtered chunks");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = (hsize_t)WRITE_SHARED_FILTERED_CHUNKS_NROWS;
@@ -555,20 +913,22 @@ test_write_filtered_dataset_overlap(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, WRITE_SHARED_FILTERED_CHUNKS_DATASET_DIMS, chunk_dims) >= 0),
          "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-    dset_id = H5Dcreate2(file_id, WRITE_SHARED_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
+    dset_id = H5Dcreate2(group_id, WRITE_SHARED_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
                          H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     /* Each process defines the dataset selection in memory and writes
@@ -616,15 +976,12 @@ test_write_filtered_dataset_overlap(void)
             (dataset_dims[1] * (i / ((hsize_t)mpi_size * dataset_dims[1]))) + (i % dataset_dims[1]) +
             (((i % ((hsize_t)mpi_size * dataset_dims[1])) / dataset_dims[1]) % dataset_dims[1]));
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
-    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, data) >= 0),
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
          "Dataset write succeeded");
 
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
     if (data)
         HDfree(data);
 
@@ -634,10 +991,10 @@ test_write_filtered_dataset_overlap(void)
     read_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" WRITE_SHARED_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, WRITE_SHARED_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
@@ -647,10 +1004,674 @@ test_write_filtered_dataset_overlap(void)
     if (read_buf)
         HDfree(read_buf);
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
+    VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
+
+    return;
+}
+
+/*
+ * Tests parallel write of filtered data in the case where
+ * a dataset has a single unlimited dimension and each
+ * MPI rank writes to its own separate chunk. On each
+ * iteration, the dataset is extended in its extensible
+ * dimension by "MPI size" chunks per rank and the new
+ * chunks are written to, read back and verified.
+ */
+static void
+test_write_filtered_dataset_single_unlim_dim_no_overlap(const char *parent_group, H5Z_filter_t filter_id,
+                                                        hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
+{
+    C_DATATYPE *data     = NULL;
+    C_DATATYPE *read_buf = NULL;
+    hsize_t     dataset_dims[WRITE_UNSHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     max_dims[WRITE_UNSHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     chunk_dims[WRITE_UNSHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     sel_dims[WRITE_UNSHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     start[WRITE_UNSHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     stride[WRITE_UNSHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     count[WRITE_UNSHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     block[WRITE_UNSHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    size_t      i, data_size;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       memspace  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID;
+
+    if (MAINPROCESS)
+        HDputs("Testing write to unshared filtered chunks w/ single unlimited dimension");
+
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
+    VRFY((file_id >= 0), "Test file open succeeded");
+
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
+    /* Create the dataspace for the dataset */
+    dataset_dims[0] = (hsize_t)WRITE_UNSHARED_ONE_UNLIM_DIM_NROWS;
+    dataset_dims[1] = (hsize_t)WRITE_UNSHARED_ONE_UNLIM_DIM_NCOLS;
+    max_dims[0]     = dataset_dims[0];
+    max_dims[1]     = H5S_UNLIMITED;
+    chunk_dims[0]   = (hsize_t)WRITE_UNSHARED_ONE_UNLIM_DIM_CH_NROWS;
+    chunk_dims[1]   = (hsize_t)WRITE_UNSHARED_ONE_UNLIM_DIM_CH_NCOLS;
+    sel_dims[0]     = (hsize_t)WRITE_UNSHARED_ONE_UNLIM_DIM_CH_NROWS;
+    sel_dims[1]     = (hsize_t)WRITE_UNSHARED_ONE_UNLIM_DIM_NCOLS;
+
+    /* Create 2-D memory dataspace */
+    memspace = H5Screate_simple(WRITE_UNSHARED_ONE_UNLIM_DIM_DATASET_DIMS, sel_dims, NULL);
+    VRFY((memspace >= 0), "Memory dataspace creation succeeded");
+
+    filespace = H5Screate_simple(WRITE_UNSHARED_ONE_UNLIM_DIM_DATASET_DIMS, dataset_dims, max_dims);
+    VRFY((filespace >= 0), "File dataspace creation succeeded");
+
+    /* Create chunked dataset */
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
+
+    VRFY((H5Pset_chunk(plist_id, WRITE_UNSHARED_ONE_UNLIM_DIM_DATASET_DIMS, chunk_dims) >= 0),
+         "Chunk size set");
+
+    /* Add test filter to the pipeline */
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
+
+    dset_id = H5Dcreate2(group_id, WRITE_UNSHARED_ONE_UNLIM_DIM_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
+                         H5P_DEFAULT, plist_id, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset creation succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+
+    /* Fill data buffer */
+    data_size = sel_dims[0] * sel_dims[1] * sizeof(*data);
+
+    data = (C_DATATYPE *)HDcalloc(1, data_size);
+    VRFY((NULL != data), "HDcalloc succeeded");
+
+    read_buf = (C_DATATYPE *)HDcalloc(1, data_size);
+    VRFY((NULL != read_buf), "HDcalloc succeeded");
+
+    for (i = 0; i < data_size / sizeof(*data); i++)
+        data[i] = (C_DATATYPE)GEN_DATA(i);
+
+    for (i = 0; i < (size_t)WRITE_UNSHARED_ONE_UNLIM_DIM_NLOOPS; i++) {
+        /* Select hyperslab in the file */
+        filespace = H5Dget_space(dset_id);
+        VRFY((filespace >= 0), "File dataspace retrieval succeeded");
+
+        /* Each process defines the dataset selection in memory and writes
+         * it to the hyperslab in the file
+         */
+        count[0] = 1;
+        count[1] =
+            (hsize_t)WRITE_UNSHARED_ONE_UNLIM_DIM_NCOLS / (hsize_t)WRITE_UNSHARED_ONE_UNLIM_DIM_CH_NCOLS;
+        stride[0] = (hsize_t)WRITE_UNSHARED_ONE_UNLIM_DIM_CH_NROWS;
+        stride[1] = (hsize_t)WRITE_UNSHARED_ONE_UNLIM_DIM_CH_NCOLS;
+        block[0]  = (hsize_t)WRITE_UNSHARED_ONE_UNLIM_DIM_CH_NROWS;
+        block[1]  = (hsize_t)WRITE_UNSHARED_ONE_UNLIM_DIM_CH_NCOLS;
+        start[0]  = ((hsize_t)mpi_rank * block[0] * count[0]);
+        start[1]  = i * count[1] * block[1];
+
+        if (VERBOSE_MED) {
+            HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                     ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                     ", %" PRIuHSIZE " ]\n",
+                     mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0],
+                     block[1]);
+            HDfflush(stdout);
+        }
+
+        VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+             "Hyperslab selection succeeded");
+
+        VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+             "Dataset write succeeded");
+
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+        dset_id = H5Dopen2(group_id, WRITE_UNSHARED_ONE_UNLIM_DIM_DATASET_NAME, H5P_DEFAULT);
+        VRFY((dset_id >= 0), "Dataset open succeeded");
+
+        HDmemset(read_buf, 255, data_size);
+
+        VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
+             "Dataset read succeeded");
+
+        /* Verify the correct data was written */
+        VRFY((0 == HDmemcmp(read_buf, data, data_size)), "Data verification succeeded");
+
+        if (i < (size_t)WRITE_UNSHARED_ONE_UNLIM_DIM_NLOOPS - 1) {
+            /* Extend the dataset by count[1] chunks in the extensible dimension */
+            dataset_dims[1] += count[1] * block[1];
+            VRFY(H5Dset_extent(dset_id, dataset_dims) >= 0, "H5Dset_extent succeeded");
+
+            /* Verify space allocation status */
+            verify_space_alloc_status(dset_id, plist_id, SOME_CHUNKS_WRITTEN);
+        }
+
+        VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+    }
+
+    if (data)
+        HDfree(data);
+    if (read_buf)
+        HDfree(read_buf);
+
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
+    VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
+
+    return;
+}
+
+/*
+ * Tests parallel write of filtered data in the case where
+ * a dataset has a single unlimited dimension and each
+ * MPI rank writes to a portion of each chunk in the dataset.
+ * On each iteration, the dataset is extended in its extensible
+ * dimension by two chunks and the new chunks are written to
+ * by all ranks, then read back and verified.
+ */
+static void
+test_write_filtered_dataset_single_unlim_dim_overlap(const char *parent_group, H5Z_filter_t filter_id,
+                                                     hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
+{
+    C_DATATYPE *data     = NULL;
+    C_DATATYPE *read_buf = NULL;
+    hsize_t     dataset_dims[WRITE_SHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     max_dims[WRITE_SHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     chunk_dims[WRITE_SHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     sel_dims[WRITE_SHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     start[WRITE_SHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     stride[WRITE_SHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     count[WRITE_SHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     block[WRITE_SHARED_ONE_UNLIM_DIM_DATASET_DIMS];
+    size_t      i, data_size;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       memspace  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID;
+
+    if (MAINPROCESS)
+        HDputs("Testing write to shared filtered chunks w/ single unlimited dimension");
+
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
+    VRFY((file_id >= 0), "Test file open succeeded");
+
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
+    /* Create the dataspace for the dataset */
+    dataset_dims[0] = (hsize_t)WRITE_SHARED_ONE_UNLIM_DIM_NROWS;
+    dataset_dims[1] = (hsize_t)WRITE_SHARED_ONE_UNLIM_DIM_NCOLS;
+    max_dims[0]     = dataset_dims[0];
+    max_dims[1]     = H5S_UNLIMITED;
+    chunk_dims[0]   = (hsize_t)WRITE_SHARED_ONE_UNLIM_DIM_CH_NROWS;
+    chunk_dims[1]   = (hsize_t)WRITE_SHARED_ONE_UNLIM_DIM_CH_NCOLS;
+    sel_dims[0]     = (hsize_t)DIM0_SCALE_FACTOR;
+    sel_dims[1]     = (hsize_t)WRITE_SHARED_ONE_UNLIM_DIM_CH_NCOLS * (hsize_t)DIM1_SCALE_FACTOR;
+
+    /* Create 2-D memory dataspace */
+    memspace = H5Screate_simple(WRITE_SHARED_ONE_UNLIM_DIM_DATASET_DIMS, sel_dims, NULL);
+    VRFY((memspace >= 0), "Memory dataspace creation succeeded");
+
+    filespace = H5Screate_simple(WRITE_SHARED_ONE_UNLIM_DIM_DATASET_DIMS, dataset_dims, max_dims);
+    VRFY((filespace >= 0), "File dataspace creation succeeded");
+
+    /* Create chunked dataset */
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
+
+    VRFY((H5Pset_chunk(plist_id, WRITE_SHARED_ONE_UNLIM_DIM_DATASET_DIMS, chunk_dims) >= 0),
+         "Chunk size set");
+
+    /* Add test filter to the pipeline */
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
+
+    dset_id = H5Dcreate2(group_id, WRITE_SHARED_ONE_UNLIM_DIM_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
+                         H5P_DEFAULT, plist_id, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset creation succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+
+    /* Fill data buffer */
+    data_size = sel_dims[0] * sel_dims[1] * sizeof(*data);
+
+    data = (C_DATATYPE *)HDcalloc(1, data_size);
+    VRFY((NULL != data), "HDcalloc succeeded");
+
+    read_buf = (C_DATATYPE *)HDcalloc(1, data_size);
+    VRFY((NULL != read_buf), "HDcalloc succeeded");
+
+    for (i = 0; i < data_size / sizeof(*data); i++)
+        data[i] = (C_DATATYPE)GEN_DATA(i);
+
+    for (i = 0; i < (size_t)WRITE_SHARED_ONE_UNLIM_DIM_NLOOPS; i++) {
+        /* Select hyperslab in the file */
+        filespace = H5Dget_space(dset_id);
+        VRFY((filespace >= 0), "File dataspace retrieval succeeded");
+
+        /* Each process defines the dataset selection in memory and writes
+         * it to the hyperslab in the file
+         */
+        count[0]  = (hsize_t)WRITE_SHARED_ONE_UNLIM_DIM_NROWS / (hsize_t)WRITE_SHARED_ONE_UNLIM_DIM_CH_NROWS;
+        count[1]  = (hsize_t)WRITE_SHARED_ONE_UNLIM_DIM_NCOLS / (hsize_t)WRITE_SHARED_ONE_UNLIM_DIM_CH_NCOLS;
+        stride[0] = (hsize_t)WRITE_SHARED_ONE_UNLIM_DIM_CH_NROWS;
+        stride[1] = (hsize_t)WRITE_SHARED_ONE_UNLIM_DIM_CH_NCOLS;
+        block[0]  = (hsize_t)WRITE_SHARED_ONE_UNLIM_DIM_CH_NROWS / (hsize_t)mpi_size;
+        block[1]  = (hsize_t)WRITE_SHARED_ONE_UNLIM_DIM_CH_NCOLS;
+        start[0]  = (hsize_t)mpi_rank * block[0];
+        start[1]  = i * count[1] * block[1];
+
+        if (VERBOSE_MED) {
+            HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                     ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                     ", %" PRIuHSIZE " ]\n",
+                     mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0],
+                     block[1]);
+            HDfflush(stdout);
+        }
+
+        VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+             "Hyperslab selection succeeded");
+
+        VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+             "Dataset write succeeded");
+
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+        dset_id = H5Dopen2(group_id, WRITE_SHARED_ONE_UNLIM_DIM_DATASET_NAME, H5P_DEFAULT);
+        VRFY((dset_id >= 0), "Dataset open succeeded");
+
+        HDmemset(read_buf, 255, data_size);
+
+        VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
+             "Dataset read succeeded");
+
+        /* Verify correct data was written */
+        VRFY((0 == HDmemcmp(read_buf, data, data_size)), "Data verification succeeded");
+
+        if (i < (size_t)WRITE_SHARED_ONE_UNLIM_DIM_NLOOPS - 1) {
+            /* Extend the dataset by count[1] chunks in the extensible dimension */
+            dataset_dims[1] += count[1] * block[1];
+            VRFY(H5Dset_extent(dset_id, dataset_dims) >= 0, "H5Dset_extent succeeded");
+
+            /* Verify space allocation status */
+            verify_space_alloc_status(dset_id, plist_id, SOME_CHUNKS_WRITTEN);
+        }
+
+        VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+    }
+
+    if (data)
+        HDfree(data);
+    if (read_buf)
+        HDfree(read_buf);
+
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
+    VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
+
+    return;
+}
+
+/*
+ * Tests parallel write of filtered data in the case where
+ * a dataset has two unlimited dimensions and each
+ * MPI rank writes to its own separate chunks. On each
+ * iteration, the dataset is extended in its first
+ * extensible dimension by the size of one chunk per rank
+ * and in its second extensible dimension by the size of
+ * one chunk. Then, all chunks are written to, read back
+ * and verified.
+ */
+static void
+test_write_filtered_dataset_multi_unlim_dim_no_overlap(const char *parent_group, H5Z_filter_t filter_id,
+                                                       hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
+{
+    C_DATATYPE *data     = NULL;
+    C_DATATYPE *read_buf = NULL;
+    hsize_t     dataset_dims[WRITE_UNSHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     max_dims[WRITE_UNSHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     chunk_dims[WRITE_UNSHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     sel_dims[WRITE_UNSHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     start[WRITE_UNSHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     stride[WRITE_UNSHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     count[WRITE_UNSHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     block[WRITE_UNSHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    size_t      i, data_size;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       memspace  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID;
+
+    if (MAINPROCESS)
+        HDputs("Testing write to unshared filtered chunks w/ two unlimited dimensions");
+
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
+    VRFY((file_id >= 0), "Test file open succeeded");
+
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
+    /* Create the dataspace for the dataset */
+    dataset_dims[0] = (hsize_t)WRITE_UNSHARED_TWO_UNLIM_DIM_NROWS;
+    dataset_dims[1] = (hsize_t)WRITE_UNSHARED_TWO_UNLIM_DIM_NCOLS;
+    max_dims[0]     = H5S_UNLIMITED;
+    max_dims[1]     = H5S_UNLIMITED;
+    chunk_dims[0]   = (hsize_t)WRITE_UNSHARED_TWO_UNLIM_DIM_CH_NROWS;
+    chunk_dims[1]   = (hsize_t)WRITE_UNSHARED_TWO_UNLIM_DIM_CH_NCOLS;
+    sel_dims[0]     = (hsize_t)WRITE_UNSHARED_TWO_UNLIM_DIM_CH_NROWS;
+    sel_dims[1]     = (hsize_t)WRITE_UNSHARED_TWO_UNLIM_DIM_NCOLS;
+
+    filespace = H5Screate_simple(WRITE_UNSHARED_TWO_UNLIM_DIM_DATASET_DIMS, dataset_dims, max_dims);
+    VRFY((filespace >= 0), "File dataspace creation succeeded");
+
+    /* Create chunked dataset */
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
+
+    VRFY((H5Pset_chunk(plist_id, WRITE_UNSHARED_TWO_UNLIM_DIM_DATASET_DIMS, chunk_dims) >= 0),
+         "Chunk size set");
+
+    /* Add test filter to the pipeline */
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
+
+    dset_id = H5Dcreate2(group_id, WRITE_UNSHARED_TWO_UNLIM_DIM_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
+                         H5P_DEFAULT, plist_id, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset creation succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+
+    for (i = 0; i < (size_t)WRITE_UNSHARED_TWO_UNLIM_DIM_NLOOPS; i++) {
+        C_DATATYPE *tmp_realloc = NULL;
+        size_t      j;
+
+        /* Set selected dimensions */
+        sel_dims[0] = (i + 1) * WRITE_UNSHARED_TWO_UNLIM_DIM_CH_NROWS;
+        sel_dims[1] = (i + 1) * WRITE_UNSHARED_TWO_UNLIM_DIM_CH_NCOLS;
+
+        /* Create 2-D memory dataspace */
+        memspace = H5Screate_simple(WRITE_UNSHARED_TWO_UNLIM_DIM_DATASET_DIMS, sel_dims, NULL);
+        VRFY((memspace >= 0), "Memory dataspace creation succeeded");
+
+        /* Fill data buffer */
+        data_size = sel_dims[0] * sel_dims[1] * sizeof(*data);
+
+        tmp_realloc = (C_DATATYPE *)HDrealloc(data, data_size);
+        VRFY((NULL != tmp_realloc), "HDrealloc succeeded");
+        data = tmp_realloc;
+
+        tmp_realloc = (C_DATATYPE *)HDrealloc(read_buf, data_size);
+        VRFY((NULL != tmp_realloc), "HDrealloc succeeded");
+        read_buf = tmp_realloc;
+
+        for (j = 0; j < data_size / sizeof(*data); j++)
+            data[j] = (C_DATATYPE)GEN_DATA(j);
+
+        /* Select hyperslab in the file */
+        filespace = H5Dget_space(dset_id);
+        VRFY((filespace >= 0), "File dataspace retrieval succeeded");
+
+        /* Each process defines the dataset selection in memory and writes
+         * it to the hyperslab in the file
+         */
+        count[0]  = (i + 1);
+        count[1]  = (i + 1);
+        stride[0] = (hsize_t)WRITE_UNSHARED_TWO_UNLIM_DIM_CH_NROWS;
+        stride[1] = (hsize_t)WRITE_UNSHARED_TWO_UNLIM_DIM_CH_NCOLS;
+        block[0]  = (hsize_t)WRITE_UNSHARED_TWO_UNLIM_DIM_CH_NROWS;
+        block[1]  = (hsize_t)WRITE_UNSHARED_TWO_UNLIM_DIM_CH_NCOLS;
+        start[0]  = ((hsize_t)mpi_rank * block[0] * count[0]);
+        start[1]  = 0;
+
+        if (VERBOSE_MED) {
+            HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                     ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                     ", %" PRIuHSIZE " ]\n",
+                     mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0],
+                     block[1]);
+            HDfflush(stdout);
+        }
+
+        VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+             "Hyperslab selection succeeded");
+
+        VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+             "Dataset write succeeded");
+
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+        dset_id = H5Dopen2(group_id, WRITE_UNSHARED_TWO_UNLIM_DIM_DATASET_NAME, H5P_DEFAULT);
+        VRFY((dset_id >= 0), "Dataset open succeeded");
+
+        HDmemset(read_buf, 255, data_size);
+
+        VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
+             "Dataset read succeeded");
+
+        /* Verify the correct data was written */
+        VRFY((0 == HDmemcmp(read_buf, data, data_size)), "Data verification succeeded");
+
+        if (i < (size_t)WRITE_UNSHARED_TWO_UNLIM_DIM_NLOOPS - 1) {
+            /*
+             * Extend the dataset by the size of one chunk per rank
+             * in the first extensible dimension. Extend the dataset
+             * by the size of chunk in the second extensible dimension.
+             */
+            dataset_dims[0] += (hsize_t)mpi_size * block[0];
+            dataset_dims[1] += block[1];
+            VRFY(H5Dset_extent(dset_id, dataset_dims) >= 0, "H5Dset_extent succeeded");
+
+            /* Verify space allocation status */
+            verify_space_alloc_status(dset_id, plist_id, SOME_CHUNKS_WRITTEN);
+        }
+
+        VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
+        VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+    }
+
+    if (data)
+        HDfree(data);
+    if (read_buf)
+        HDfree(read_buf);
+
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
+    VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
+
+    return;
+}
+
+/*
+ * Tests parallel write of filtered data in the case where
+ * a dataset has two unlimited dimensions and each MPI
+ * rank writes to a portion of each chunk in the dataset.
+ * On each iteration, the dataset is extended in its extensible
+ * dimensions by the size of a chunk and then all chunks are
+ * written to by all ranks, then read back and verified.
+ */
+static void
+test_write_filtered_dataset_multi_unlim_dim_overlap(const char *parent_group, H5Z_filter_t filter_id,
+                                                    hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
+{
+    C_DATATYPE *data     = NULL;
+    C_DATATYPE *read_buf = NULL;
+    hsize_t     dataset_dims[WRITE_SHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     max_dims[WRITE_SHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     chunk_dims[WRITE_SHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     sel_dims[WRITE_SHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     start[WRITE_SHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     stride[WRITE_SHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     count[WRITE_SHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    hsize_t     block[WRITE_SHARED_TWO_UNLIM_DIM_DATASET_DIMS];
+    size_t      i, data_size;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       memspace  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID;
+
+    if (MAINPROCESS)
+        HDputs("Testing write to shared filtered chunks w/ two unlimited dimensions");
+
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
+    VRFY((file_id >= 0), "Test file open succeeded");
+
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
+    /* Create the dataspace for the dataset */
+    dataset_dims[0] = (hsize_t)WRITE_SHARED_TWO_UNLIM_DIM_NROWS;
+    dataset_dims[1] = (hsize_t)WRITE_SHARED_TWO_UNLIM_DIM_NCOLS;
+    max_dims[0]     = H5S_UNLIMITED;
+    max_dims[1]     = H5S_UNLIMITED;
+    chunk_dims[0]   = (hsize_t)WRITE_SHARED_TWO_UNLIM_DIM_CH_NROWS;
+    chunk_dims[1]   = (hsize_t)WRITE_SHARED_TWO_UNLIM_DIM_CH_NCOLS;
+    sel_dims[0]     = (hsize_t)DIM0_SCALE_FACTOR;
+    sel_dims[1]     = (hsize_t)WRITE_SHARED_TWO_UNLIM_DIM_CH_NCOLS * (hsize_t)DIM1_SCALE_FACTOR;
+
+    filespace = H5Screate_simple(WRITE_SHARED_TWO_UNLIM_DIM_DATASET_DIMS, dataset_dims, max_dims);
+    VRFY((filespace >= 0), "File dataspace creation succeeded");
+
+    /* Create chunked dataset */
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
+
+    VRFY((H5Pset_chunk(plist_id, WRITE_SHARED_TWO_UNLIM_DIM_DATASET_DIMS, chunk_dims) >= 0),
+         "Chunk size set");
+
+    /* Add test filter to the pipeline */
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
+
+    dset_id = H5Dcreate2(group_id, WRITE_SHARED_TWO_UNLIM_DIM_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
+                         H5P_DEFAULT, plist_id, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset creation succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+
+    for (i = 0; i < (size_t)WRITE_SHARED_TWO_UNLIM_DIM_NLOOPS; i++) {
+        C_DATATYPE *tmp_realloc = NULL;
+        size_t      j;
+
+        /* Set selected dimensions */
+        sel_dims[0] = (i + 1);
+        sel_dims[1] = (i + 1) * (size_t)WRITE_SHARED_TWO_UNLIM_DIM_CH_NCOLS;
+
+        /* Create 2-D memory dataspace */
+        memspace = H5Screate_simple(WRITE_SHARED_TWO_UNLIM_DIM_DATASET_DIMS, sel_dims, NULL);
+        VRFY((memspace >= 0), "Memory dataspace creation succeeded");
+
+        /* Fill data buffer */
+        data_size = sel_dims[0] * sel_dims[1] * sizeof(*data);
+
+        tmp_realloc = (C_DATATYPE *)HDrealloc(data, data_size);
+        VRFY((NULL != tmp_realloc), "HDrealloc succeeded");
+        data = tmp_realloc;
+
+        tmp_realloc = (C_DATATYPE *)HDrealloc(read_buf, data_size);
+        VRFY((NULL != tmp_realloc), "HDrealloc succeeded");
+        read_buf = tmp_realloc;
+
+        for (j = 0; j < data_size / sizeof(*data); j++)
+            data[j] = (C_DATATYPE)GEN_DATA(j);
+
+        /* Select hyperslab in the file */
+        filespace = H5Dget_space(dset_id);
+        VRFY((filespace >= 0), "File dataspace retrieval succeeded");
+
+        /* Each process defines the dataset selection in memory and writes
+         * it to the hyperslab in the file
+         */
+        count[0]  = (i + 1);
+        count[1]  = (i + 1);
+        stride[0] = (hsize_t)WRITE_SHARED_TWO_UNLIM_DIM_CH_NROWS;
+        stride[1] = (hsize_t)WRITE_SHARED_TWO_UNLIM_DIM_CH_NCOLS;
+        block[0]  = 1;
+        block[1]  = (hsize_t)WRITE_SHARED_TWO_UNLIM_DIM_CH_NROWS;
+        start[0]  = (hsize_t)mpi_rank;
+        start[1]  = 0;
+
+        if (VERBOSE_MED) {
+            HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                     ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                     ", %" PRIuHSIZE " ]\n",
+                     mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0],
+                     block[1]);
+            HDfflush(stdout);
+        }
+
+        VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+             "Hyperslab selection succeeded");
+
+        VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+             "Dataset write succeeded");
+
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+        dset_id = H5Dopen2(group_id, WRITE_SHARED_TWO_UNLIM_DIM_DATASET_NAME, H5P_DEFAULT);
+        VRFY((dset_id >= 0), "Dataset open succeeded");
+
+        HDmemset(read_buf, 255, data_size);
+
+        VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
+             "Dataset read succeeded");
+
+        /* Verify correct data was written */
+        VRFY((0 == HDmemcmp(read_buf, data, data_size)), "Data verification succeeded");
+
+        if (i < (size_t)WRITE_SHARED_TWO_UNLIM_DIM_NLOOPS - 1) {
+            /* Extend the dataset by the size of a chunk in each extensible dimension */
+            dataset_dims[0] += (hsize_t)WRITE_SHARED_TWO_UNLIM_DIM_CH_NROWS;
+            dataset_dims[1] += (hsize_t)WRITE_SHARED_TWO_UNLIM_DIM_CH_NCOLS;
+            VRFY(H5Dset_extent(dset_id, dataset_dims) >= 0, "H5Dset_extent succeeded");
+
+            /* Verify space allocation status */
+            verify_space_alloc_status(dset_id, plist_id, SOME_CHUNKS_WRITTEN);
+        }
+
+        VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
+        VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+    }
+
+    if (data)
+        HDfree(data);
+    if (read_buf)
+        HDfree(read_buf);
+
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -669,7 +1690,8 @@ test_write_filtered_dataset_overlap(void)
  *             02/01/2017
  */
 static void
-test_write_filtered_dataset_single_no_selection(void)
+test_write_filtered_dataset_single_no_selection(const char *parent_group, H5Z_filter_t filter_id,
+                                                hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *data        = NULL;
     C_DATATYPE *read_buf    = NULL;
@@ -683,27 +1705,18 @@ test_write_filtered_dataset_single_no_selection(void)
     hsize_t     block[WRITE_SINGLE_NO_SELECTION_FILTERED_CHUNKS_DATASET_DIMS];
     size_t      i, data_size, correct_buf_size;
     size_t      segment_length;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing write to filtered chunks with a single process having no selection");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = (hsize_t)WRITE_SINGLE_NO_SELECTION_FILTERED_CHUNKS_NROWS;
@@ -723,20 +1736,22 @@ test_write_filtered_dataset_single_no_selection(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, WRITE_SINGLE_NO_SELECTION_FILTERED_CHUNKS_DATASET_DIMS, chunk_dims) >= 0),
          "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-    dset_id = H5Dcreate2(file_id, WRITE_SINGLE_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
+    dset_id = H5Dcreate2(group_id, WRITE_SINGLE_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
                          filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     /* Each process defines the dataset selection in memory and writes
@@ -774,15 +1789,17 @@ test_write_filtered_dataset_single_no_selection(void)
     data_size        = sel_dims[0] * sel_dims[1] * sizeof(*data);
     correct_buf_size = dataset_dims[0] * dataset_dims[1] * sizeof(*correct_buf);
 
-    data = (C_DATATYPE *)HDcalloc(1, data_size);
-    VRFY((NULL != data), "HDcalloc succeeded");
+    if (mpi_rank != WRITE_SINGLE_NO_SELECTION_FILTERED_CHUNKS_NO_SELECT_PROC) {
+        data = (C_DATATYPE *)HDcalloc(1, data_size);
+        VRFY((NULL != data), "HDcalloc succeeded");
+
+        for (i = 0; i < data_size / sizeof(*data); i++)
+            data[i] = (C_DATATYPE)GEN_DATA(i);
+    }
 
     correct_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != correct_buf), "HDcalloc succeeded");
 
-    for (i = 0; i < data_size / sizeof(*data); i++)
-        data[i] = (C_DATATYPE)GEN_DATA(i);
-
     for (i = 0; i < correct_buf_size / sizeof(*correct_buf); i++)
         correct_buf[i] = (C_DATATYPE)((i % (dataset_dims[0] / (hsize_t)mpi_size * dataset_dims[1])) +
                                       (i / (dataset_dims[0] / (hsize_t)mpi_size * dataset_dims[1])));
@@ -793,15 +1810,12 @@ test_write_filtered_dataset_single_no_selection(void)
                  ((size_t)WRITE_SINGLE_NO_SELECTION_FILTERED_CHUNKS_NO_SELECT_PROC * segment_length),
              0, segment_length * sizeof(*data));
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
-    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, data) >= 0),
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
          "Dataset write succeeded");
 
+    /* Verify space allocation status - data should only have been written if MPI size > 1 */
+    verify_space_alloc_status(dset_id, plist_id, (mpi_size > 1 ? SOME_CHUNKS_WRITTEN : NO_CHUNKS_WRITTEN));
+
     if (data)
         HDfree(data);
 
@@ -811,10 +1825,10 @@ test_write_filtered_dataset_single_no_selection(void)
     read_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" WRITE_SINGLE_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, WRITE_SINGLE_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
@@ -824,10 +1838,11 @@ test_write_filtered_dataset_single_no_selection(void)
     if (read_buf)
         HDfree(read_buf);
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -847,7 +1862,8 @@ test_write_filtered_dataset_single_no_selection(void)
  *             02/02/2017
  */
 static void
-test_write_filtered_dataset_all_no_selection(void)
+test_write_filtered_dataset_all_no_selection(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                             hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *data        = NULL;
     C_DATATYPE *read_buf    = NULL;
@@ -856,27 +1872,18 @@ test_write_filtered_dataset_all_no_selection(void)
     hsize_t     chunk_dims[WRITE_ALL_NO_SELECTION_FILTERED_CHUNKS_DATASET_DIMS];
     hsize_t     sel_dims[WRITE_ALL_NO_SELECTION_FILTERED_CHUNKS_DATASET_DIMS];
     size_t      i, data_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing write to filtered chunks with all processes having no selection");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = (hsize_t)WRITE_ALL_NO_SELECTION_FILTERED_CHUNKS_NROWS;
@@ -892,20 +1899,22 @@ test_write_filtered_dataset_all_no_selection(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, WRITE_ALL_NO_SELECTION_FILTERED_CHUNKS_DATASET_DIMS, chunk_dims) >= 0),
          "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-    dset_id = H5Dcreate2(file_id, WRITE_ALL_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
+    dset_id = H5Dcreate2(group_id, WRITE_ALL_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
                          filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     filespace = H5Dget_space(dset_id);
@@ -926,15 +1935,12 @@ test_write_filtered_dataset_all_no_selection(void)
     for (i = 0; i < data_size / sizeof(*data); i++)
         data[i] = (C_DATATYPE)GEN_DATA(i);
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
-    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, data) >= 0),
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
          "Dataset write succeeded");
 
+    /* Verify space allocation status - no ranks should have written any data */
+    verify_space_alloc_status(dset_id, plist_id, NO_CHUNKS_WRITTEN);
+
     if (data)
         HDfree(data);
 
@@ -944,10 +1950,10 @@ test_write_filtered_dataset_all_no_selection(void)
     read_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" WRITE_ALL_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, WRITE_ALL_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
@@ -957,10 +1963,11 @@ test_write_filtered_dataset_all_no_selection(void)
     if (read_buf)
         HDfree(read_buf);
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -974,7 +1981,8 @@ test_write_filtered_dataset_all_no_selection(void)
  *             02/02/2017
  */
 static void
-test_write_filtered_dataset_point_selection(void)
+test_write_filtered_dataset_point_selection(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                            hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *data        = NULL;
     C_DATATYPE *correct_buf = NULL;
@@ -985,27 +1993,18 @@ test_write_filtered_dataset_point_selection(void)
     hsize_t     sel_dims[WRITE_POINT_SELECTION_FILTERED_CHUNKS_DATASET_DIMS];
     size_t      i, j, data_size, correct_buf_size;
     size_t      num_points;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing write to filtered chunks with point selection");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = (hsize_t)WRITE_POINT_SELECTION_FILTERED_CHUNKS_NROWS;
@@ -1022,20 +2021,22 @@ test_write_filtered_dataset_point_selection(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, WRITE_POINT_SELECTION_FILTERED_CHUNKS_DATASET_DIMS, chunk_dims) >= 0),
          "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-    dset_id = H5Dcreate2(file_id, WRITE_POINT_SELECTION_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
+    dset_id = H5Dcreate2(group_id, WRITE_POINT_SELECTION_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
                          filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     /* Set up point selection */
@@ -1075,15 +2076,12 @@ test_write_filtered_dataset_point_selection(void)
             (dataset_dims[1] * (i / ((hsize_t)mpi_size * dataset_dims[1]))) + (i % dataset_dims[1]) +
             (((i % ((hsize_t)mpi_size * dataset_dims[1])) / dataset_dims[1]) % dataset_dims[1]));
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
-    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, data) >= 0),
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
          "Dataset write succeeded");
 
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
     if (data)
         HDfree(data);
 
@@ -1093,10 +2091,10 @@ test_write_filtered_dataset_point_selection(void)
     read_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" WRITE_POINT_SELECTION_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, WRITE_POINT_SELECTION_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
@@ -1108,10 +2106,11 @@ test_write_filtered_dataset_point_selection(void)
     if (read_buf)
         HDfree(read_buf);
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -1129,7 +2128,8 @@ test_write_filtered_dataset_point_selection(void)
  *             02/02/2017
  */
 static void
-test_write_filtered_dataset_interleaved_write(void)
+test_write_filtered_dataset_interleaved_write(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                              hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *data        = NULL;
     C_DATATYPE *read_buf    = NULL;
@@ -1142,27 +2142,18 @@ test_write_filtered_dataset_interleaved_write(void)
     hsize_t     count[INTERLEAVED_WRITE_FILTERED_DATASET_DIMS];
     hsize_t     block[INTERLEAVED_WRITE_FILTERED_DATASET_DIMS];
     size_t      i, data_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing interleaved write to filtered chunks");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = (hsize_t)INTERLEAVED_WRITE_FILTERED_DATASET_NROWS;
@@ -1179,20 +2170,22 @@ test_write_filtered_dataset_interleaved_write(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, INTERLEAVED_WRITE_FILTERED_DATASET_DIMS, chunk_dims) >= 0),
          "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-    dset_id = H5Dcreate2(file_id, INTERLEAVED_WRITE_FILTERED_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
+    dset_id = H5Dcreate2(group_id, INTERLEAVED_WRITE_FILTERED_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
                          H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     /* Each process defines the dataset selection in memory and writes
@@ -1251,15 +2244,12 @@ test_write_filtered_dataset_interleaved_write(void)
                          + ((hsize_t)INTERLEAVED_WRITE_FILTERED_DATASET_NCOLS *
                             (i / (hsize_t)(mpi_size * INTERLEAVED_WRITE_FILTERED_DATASET_NCOLS))));
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
-    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, data) >= 0),
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
          "Dataset write succeeded");
 
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
     if (data)
         HDfree(data);
 
@@ -1269,10 +2259,10 @@ test_write_filtered_dataset_interleaved_write(void)
     read_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" INTERLEAVED_WRITE_FILTERED_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, INTERLEAVED_WRITE_FILTERED_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
@@ -1282,10 +2272,11 @@ test_write_filtered_dataset_interleaved_write(void)
     if (read_buf)
         HDfree(read_buf);
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -1308,7 +2299,8 @@ test_write_filtered_dataset_interleaved_write(void)
  *             08/20/2021
  */
 static void
-test_write_transformed_filtered_dataset_no_overlap(void)
+test_write_transformed_filtered_dataset_no_overlap(const char *parent_group, H5Z_filter_t filter_id,
+                                                   hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *data        = NULL;
     C_DATATYPE *read_buf    = NULL;
@@ -1321,27 +2313,18 @@ test_write_transformed_filtered_dataset_no_overlap(void)
     hsize_t     count[WRITE_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_DATASET_DIMS];
     hsize_t     block[WRITE_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_DATASET_DIMS];
     size_t      i, data_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing write to unshared transformed and filtered chunks");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = (hsize_t)WRITE_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_NROWS;
@@ -1358,19 +2341,22 @@ test_write_transformed_filtered_dataset_no_overlap(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, WRITE_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_DATASET_DIMS, chunk_dims) >= 0),
          "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-    dset_id = H5Dcreate2(file_id, WRITE_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
-                         filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
+    dset_id = H5Dcreate2(group_id, WRITE_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_DATASET_NAME,
+                         HDF5_DATATYPE_NAME, filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
@@ -1419,11 +2405,9 @@ test_write_transformed_filtered_dataset_no_overlap(void)
         correct_buf[i] = (C_DATATYPE)((i % (dataset_dims[0] / (hsize_t)mpi_size * dataset_dims[1])) +
                                       (i / (dataset_dims[0] / (hsize_t)mpi_size * dataset_dims[1])));
 
-    /* Create property list for collective dataset write and data transform */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
+    /* Create property list for data transform */
+    plist_id = H5Pcopy(dxpl_id);
+    VRFY((plist_id >= 0), "DXPL copy succeeded");
 
     /* Set data transform expression */
     VRFY((H5Pset_data_transform(plist_id, "x") >= 0), "Set data transform expression succeeded");
@@ -1440,7 +2424,7 @@ test_write_transformed_filtered_dataset_no_overlap(void)
     read_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" WRITE_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, WRITE_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0),
@@ -1448,6 +2432,13 @@ test_write_transformed_filtered_dataset_no_overlap(void)
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+
+    /* Verify space allocation status */
+    plist_id = H5Dget_create_plist(dset_id);
+    VRFY((plist_id >= 0), "H5Dget_create_plist succeeded");
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
     if (correct_buf)
         HDfree(correct_buf);
     if (read_buf)
@@ -1457,6 +2448,7 @@ test_write_transformed_filtered_dataset_no_overlap(void)
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
     VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -1471,7 +2463,8 @@ test_write_transformed_filtered_dataset_no_overlap(void)
  *             02/06/2017
  */
 static void
-test_write_3d_filtered_dataset_no_overlap_separate_pages(void)
+test_write_3d_filtered_dataset_no_overlap_separate_pages(const char *parent_group, H5Z_filter_t filter_id,
+                                                         hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *data        = NULL;
     C_DATATYPE *read_buf    = NULL;
@@ -1484,27 +2477,18 @@ test_write_3d_filtered_dataset_no_overlap_separate_pages(void)
     hsize_t     count[WRITE_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_DATASET_DIMS];
     hsize_t     block[WRITE_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_DATASET_DIMS];
     size_t      i, data_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing write to unshared filtered chunks on separate pages in 3D dataset");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = (hsize_t)WRITE_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_NROWS;
@@ -1524,20 +2508,22 @@ test_write_3d_filtered_dataset_no_overlap_separate_pages(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, WRITE_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_DATASET_DIMS, chunk_dims) >= 0),
          "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-    dset_id = H5Dcreate2(file_id, WRITE_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_DATASET_NAME, HDF5_DATATYPE_NAME,
-                         filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
+    dset_id = H5Dcreate2(group_id, WRITE_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_DATASET_NAME,
+                         HDF5_DATATYPE_NAME, filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     /* Each process defines the dataset selection in memory and writes
@@ -1591,15 +2577,12 @@ test_write_3d_filtered_dataset_no_overlap_separate_pages(void)
     for (i = 0; i < correct_buf_size / sizeof(*correct_buf); i++)
         correct_buf[i] = (C_DATATYPE)((i % (hsize_t)mpi_size) + (i / (hsize_t)mpi_size));
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
-    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, data) >= 0),
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
          "Dataset write succeeded");
 
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
     if (data)
         HDfree(data);
 
@@ -1609,10 +2592,10 @@ test_write_3d_filtered_dataset_no_overlap_separate_pages(void)
     read_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" WRITE_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, WRITE_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
@@ -1622,10 +2605,11 @@ test_write_3d_filtered_dataset_no_overlap_separate_pages(void)
     if (read_buf)
         HDfree(read_buf);
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -1641,7 +2625,8 @@ test_write_3d_filtered_dataset_no_overlap_separate_pages(void)
  *             02/06/2017
  */
 static void
-test_write_3d_filtered_dataset_no_overlap_same_pages(void)
+test_write_3d_filtered_dataset_no_overlap_same_pages(const char *parent_group, H5Z_filter_t filter_id,
+                                                     hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *data        = NULL;
     C_DATATYPE *read_buf    = NULL;
@@ -1654,27 +2639,18 @@ test_write_3d_filtered_dataset_no_overlap_same_pages(void)
     hsize_t     count[WRITE_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_DATASET_DIMS];
     hsize_t     block[WRITE_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_DATASET_DIMS];
     size_t      i, data_size, correct_buf_size;
-    hid_t       file_id, dset_id, plist_id;
-    hid_t       filespace, memspace;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing write to unshared filtered chunks on the same pages in 3D dataset");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = (hsize_t)WRITE_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_NROWS;
@@ -1695,20 +2671,22 @@ test_write_3d_filtered_dataset_no_overlap_same_pages(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, WRITE_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_DATASET_DIMS, chunk_dims) >= 0),
          "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-    dset_id = H5Dcreate2(file_id, WRITE_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_DATASET_NAME,
+    dset_id = H5Dcreate2(group_id, WRITE_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_DATASET_NAME,
                          HDF5_DATATYPE_NAME, filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     /* Each process defines the dataset selection in memory and writes
@@ -1762,15 +2740,12 @@ test_write_3d_filtered_dataset_no_overlap_same_pages(void)
         correct_buf[i] = (C_DATATYPE)((i % (dataset_dims[0] * dataset_dims[1])) +
                                       (i / (dataset_dims[0] * dataset_dims[1])));
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
-    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, data) >= 0),
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
          "Dataset write succeeded");
 
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
     if (data)
         HDfree(data);
 
@@ -1780,10 +2755,10 @@ test_write_3d_filtered_dataset_no_overlap_same_pages(void)
     read_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" WRITE_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, WRITE_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
@@ -1793,10 +2768,11 @@ test_write_3d_filtered_dataset_no_overlap_same_pages(void)
     if (read_buf)
         HDfree(read_buf);
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -1812,7 +2788,8 @@ test_write_3d_filtered_dataset_no_overlap_same_pages(void)
  *             02/06/2017
  */
 static void
-test_write_3d_filtered_dataset_overlap(void)
+test_write_3d_filtered_dataset_overlap(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                       hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *data        = NULL;
     C_DATATYPE *read_buf    = NULL;
@@ -1825,27 +2802,18 @@ test_write_3d_filtered_dataset_overlap(void)
     hsize_t     count[WRITE_SHARED_FILTERED_CHUNKS_3D_DATASET_DIMS];
     hsize_t     block[WRITE_SHARED_FILTERED_CHUNKS_3D_DATASET_DIMS];
     size_t      i, data_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing write to shared filtered chunks in 3D dataset");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = (hsize_t)WRITE_SHARED_FILTERED_CHUNKS_3D_NROWS;
@@ -1865,20 +2833,22 @@ test_write_3d_filtered_dataset_overlap(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, WRITE_SHARED_FILTERED_CHUNKS_3D_DATASET_DIMS, chunk_dims) >= 0),
          "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-    dset_id = H5Dcreate2(file_id, WRITE_SHARED_FILTERED_CHUNKS_3D_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
-                         H5P_DEFAULT, plist_id, H5P_DEFAULT);
+    dset_id = H5Dcreate2(group_id, WRITE_SHARED_FILTERED_CHUNKS_3D_DATASET_NAME, HDF5_DATATYPE_NAME,
+                         filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     /* Each process defines the dataset selection in memory and writes
@@ -1943,15 +2913,12 @@ test_write_3d_filtered_dataset_overlap(void)
                (i / (hsize_t)(mpi_size * WRITE_SHARED_FILTERED_CHUNKS_3D_DEPTH *
                               WRITE_SHARED_FILTERED_CHUNKS_3D_NCOLS))));
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
-    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, data) >= 0),
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
          "Dataset write succeeded");
 
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
     if (data)
         HDfree(data);
 
@@ -1961,10 +2928,10 @@ test_write_3d_filtered_dataset_overlap(void)
     read_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" WRITE_SHARED_FILTERED_CHUNKS_3D_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, WRITE_SHARED_FILTERED_CHUNKS_3D_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
@@ -1974,10 +2941,11 @@ test_write_3d_filtered_dataset_overlap(void)
     if (read_buf)
         HDfree(read_buf);
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -1992,7 +2960,8 @@ test_write_3d_filtered_dataset_overlap(void)
  *             02/10/2017
  */
 static void
-test_write_cmpd_filtered_dataset_no_conversion_unshared(void)
+test_write_cmpd_filtered_dataset_no_conversion_unshared(const char *parent_group, H5Z_filter_t filter_id,
+                                                        hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     COMPOUND_C_DATATYPE *data        = NULL;
     COMPOUND_C_DATATYPE *read_buf    = NULL;
@@ -2005,28 +2974,27 @@ test_write_cmpd_filtered_dataset_no_conversion_unshared(void)
     hsize_t              count[WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_DATASET_DIMS];
     hsize_t              block[WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_DATASET_DIMS];
     size_t               i, correct_buf_size;
-    hid_t                file_id = -1, dset_id = -1, plist_id = -1, memtype = -1;
-    hid_t                filespace = -1, memspace = -1;
+    hid_t                file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID,
+          memtype   = H5I_INVALID_HID;
+    hid_t group_id  = H5I_INVALID_HID;
+    hid_t filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing write to unshared filtered chunks in Compound Datatype dataset without Datatype "
                "conversion");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
+    /* SZIP and ScaleOffset filters don't support compound types */
+    if (filter_id == H5Z_FILTER_SZIP || filter_id == H5Z_FILTER_SCALEOFFSET) {
+        if (MAINPROCESS)
+            SKIPPED();
+        return;
+    }
 
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_NROWS;
@@ -2045,15 +3013,15 @@ test_write_cmpd_filtered_dataset_no_conversion_unshared(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_DATASET_DIMS,
                        chunk_dims) >= 0),
          "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
     /* Create the compound type for memory. */
     memtype = H5Tcreate(H5T_COMPOUND, sizeof(COMPOUND_C_DATATYPE));
@@ -2066,11 +3034,13 @@ test_write_cmpd_filtered_dataset_no_conversion_unshared(void)
     VRFY((H5Tinsert(memtype, "LongData", HOFFSET(COMPOUND_C_DATATYPE, field3), H5T_NATIVE_LONG) >= 0),
          "Datatype insertion succeeded");
 
-    dset_id = H5Dcreate2(file_id, WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_DATASET_NAME, memtype,
-                         filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
+    dset_id = H5Dcreate2(group_id, WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_DATASET_NAME,
+                         memtype, filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     /* Each process defines the dataset selection in memory and writes
@@ -2124,13 +3094,10 @@ test_write_cmpd_filtered_dataset_no_conversion_unshared(void)
         correct_buf[i].field3 = (long)((i % dataset_dims[1]) + (i / dataset_dims[1]));
     }
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
+    VRFY((H5Dwrite(dset_id, memtype, memspace, filespace, dxpl_id, data) >= 0), "Dataset write succeeded");
 
-    VRFY((H5Dwrite(dset_id, memtype, memspace, filespace, plist_id, data) >= 0), "Dataset write succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
 
     if (data)
         HDfree(data);
@@ -2141,11 +3108,11 @@ test_write_cmpd_filtered_dataset_no_conversion_unshared(void)
     read_buf = (COMPOUND_C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_DATASET_NAME,
-                       H5P_DEFAULT);
+    dset_id =
+        H5Dopen2(group_id, WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
-    VRFY((H5Dread(dset_id, memtype, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0), "Dataset read succeeded");
+    VRFY((H5Dread(dset_id, memtype, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0), "Dataset read succeeded");
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
 
@@ -2154,11 +3121,12 @@ test_write_cmpd_filtered_dataset_no_conversion_unshared(void)
     if (read_buf)
         HDfree(read_buf);
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
     VRFY((H5Tclose(memtype) >= 0), "Datatype close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -2173,7 +3141,8 @@ test_write_cmpd_filtered_dataset_no_conversion_unshared(void)
  *             02/10/2017
  */
 static void
-test_write_cmpd_filtered_dataset_no_conversion_shared(void)
+test_write_cmpd_filtered_dataset_no_conversion_shared(const char *parent_group, H5Z_filter_t filter_id,
+                                                      hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     COMPOUND_C_DATATYPE *data        = NULL;
     COMPOUND_C_DATATYPE *read_buf    = NULL;
@@ -2186,28 +3155,27 @@ test_write_cmpd_filtered_dataset_no_conversion_shared(void)
     hsize_t              count[WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_DATASET_DIMS];
     hsize_t              block[WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_DATASET_DIMS];
     size_t               i, correct_buf_size;
-    hid_t                file_id, dset_id, plist_id, memtype;
-    hid_t                filespace, memspace;
+    hid_t                file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID,
+          memtype   = H5I_INVALID_HID;
+    hid_t group_id  = H5I_INVALID_HID;
+    hid_t filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing write to shared filtered chunks in Compound Datatype dataset without Datatype "
                "conversion");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
+    /* SZIP and ScaleOffset filters don't support compound types */
+    if (filter_id == H5Z_FILTER_SZIP || filter_id == H5Z_FILTER_SCALEOFFSET) {
+        if (MAINPROCESS)
+            SKIPPED();
+        return;
+    }
 
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = (hsize_t)WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_NROWS;
@@ -2226,15 +3194,15 @@ test_write_cmpd_filtered_dataset_no_conversion_shared(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_DATASET_DIMS,
                        chunk_dims) >= 0),
          "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
     /* Create the compound type for memory. */
     memtype = H5Tcreate(H5T_COMPOUND, sizeof(COMPOUND_C_DATATYPE));
@@ -2247,11 +3215,13 @@ test_write_cmpd_filtered_dataset_no_conversion_shared(void)
     VRFY((H5Tinsert(memtype, "LongData", HOFFSET(COMPOUND_C_DATATYPE, field3), H5T_NATIVE_LONG) >= 0),
          "Datatype insertion succeeded");
 
-    dset_id = H5Dcreate2(file_id, WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_DATASET_NAME, memtype,
+    dset_id = H5Dcreate2(group_id, WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_DATASET_NAME, memtype,
                          filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     /* Each process defines the dataset selection in memory and writes
@@ -2311,13 +3281,10 @@ test_write_cmpd_filtered_dataset_no_conversion_shared(void)
                    (((i % ((hsize_t)mpi_size * dataset_dims[1])) / dataset_dims[1]) % dataset_dims[1]));
     }
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
+    VRFY((H5Dwrite(dset_id, memtype, memspace, filespace, dxpl_id, data) >= 0), "Dataset write succeeded");
 
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
-    VRFY((H5Dwrite(dset_id, memtype, memspace, filespace, plist_id, data) >= 0), "Dataset write succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
 
     if (data)
         HDfree(data);
@@ -2329,10 +3296,10 @@ test_write_cmpd_filtered_dataset_no_conversion_shared(void)
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
     dset_id =
-        H5Dopen2(file_id, "/" WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_DATASET_NAME, H5P_DEFAULT);
+        H5Dopen2(group_id, WRITE_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
-    VRFY((H5Dread(dset_id, memtype, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0), "Dataset read succeeded");
+    VRFY((H5Dread(dset_id, memtype, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0), "Dataset read succeeded");
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
 
@@ -2341,11 +3308,12 @@ test_write_cmpd_filtered_dataset_no_conversion_shared(void)
     if (read_buf)
         HDfree(read_buf);
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
     VRFY((H5Tclose(memtype) >= 0), "Datatype close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -2356,16 +3324,18 @@ test_write_cmpd_filtered_dataset_no_conversion_shared(void)
  * chunks using a compound datatype which requires a
  * datatype conversion.
  *
- * NOTE: This test currently should fail because the
- * datatype conversion causes the parallel library to
- * break to independent I/O and this isn't allowed when
- * there are filters in the pipeline.
+ * NOTE: This test currently should fail for mpi_size > 1
+ * because the datatype conversion causes the parallel
+ * library to break to independent I/O and this isn't
+ * allowed when there are filters in the pipeline,
+ * unless there is only one MPI rank.
  *
  * Programmer: Jordan Henderson
  *             02/07/2017
  */
 static void
-test_write_cmpd_filtered_dataset_type_conversion_unshared(void)
+test_write_cmpd_filtered_dataset_type_conversion_unshared(const char *parent_group, H5Z_filter_t filter_id,
+                                                          hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     COMPOUND_C_DATATYPE *data        = NULL;
     COMPOUND_C_DATATYPE *read_buf    = NULL;
@@ -2378,28 +3348,33 @@ test_write_cmpd_filtered_dataset_type_conversion_unshared(void)
     hsize_t              count[WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_DATASET_DIMS];
     hsize_t              block[WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_DATASET_DIMS];
     size_t               i, correct_buf_size;
-    hid_t                file_id = -1, dset_id = -1, plist_id = -1, filetype = -1, memtype = -1;
-    hid_t                filespace = -1, memspace = -1;
+    hid_t                file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID,
+          filetype = H5I_INVALID_HID, memtype = H5I_INVALID_HID;
+    hid_t group_id  = H5I_INVALID_HID;
+    hid_t filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing write to unshared filtered chunks in Compound Datatype dataset with Datatype "
                "conversion");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
+    /* Skip for MPI communicator size of 1 */
+    if (mpi_size == 1) {
+        SKIPPED();
+        return;
+    }
 
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
+    /* SZIP and ScaleOffset filters don't support compound types */
+    if (filter_id == H5Z_FILTER_SZIP || filter_id == H5Z_FILTER_SCALEOFFSET) {
+        if (MAINPROCESS)
+            SKIPPED();
+        return;
+    }
 
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_NROWS;
@@ -2418,15 +3393,15 @@ test_write_cmpd_filtered_dataset_type_conversion_unshared(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_DATASET_DIMS,
                        chunk_dims) >= 0),
          "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
     /* Create the compound type for memory. */
     memtype = H5Tcreate(H5T_COMPOUND, sizeof(COMPOUND_C_DATATYPE));
@@ -2447,11 +3422,13 @@ test_write_cmpd_filtered_dataset_type_conversion_unshared(void)
     VRFY((H5Tinsert(filetype, "IntData", 8, H5T_STD_I64BE) >= 0), "Datatype insertion succeeded");
     VRFY((H5Tinsert(filetype, "LongData", 16, H5T_STD_I64BE) >= 0), "Datatype insertion succeeded");
 
-    dset_id = H5Dcreate2(file_id, WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_DATASET_NAME,
+    dset_id = H5Dcreate2(group_id, WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_DATASET_NAME,
                          filetype, filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     /* Each process defines the dataset selection in memory and writes
@@ -2497,20 +3474,16 @@ test_write_cmpd_filtered_dataset_type_conversion_unshared(void)
         data[i].field3 = (long)GEN_DATA(i);
     }
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     /* Ensure that this test currently fails since type conversions break collective mode */
     H5E_BEGIN_TRY
     {
-        VRFY((H5Dwrite(dset_id, memtype, memspace, filespace, plist_id, data) < 0),
-             "Dataset write succeeded");
+        VRFY((H5Dwrite(dset_id, memtype, memspace, filespace, dxpl_id, data) < 0), "Dataset write succeeded");
     }
     H5E_END_TRY;
 
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, NO_CHUNKS_WRITTEN);
+
     if (data)
         HDfree(data);
 
@@ -2520,11 +3493,11 @@ test_write_cmpd_filtered_dataset_type_conversion_unshared(void)
     read_buf = (COMPOUND_C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_DATASET_NAME,
-                       H5P_DEFAULT);
+    dset_id =
+        H5Dopen2(group_id, WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
-    VRFY((H5Dread(dset_id, memtype, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0), "Dataset read succeeded");
+    VRFY((H5Dread(dset_id, memtype, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0), "Dataset read succeeded");
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
 
@@ -2533,12 +3506,13 @@ test_write_cmpd_filtered_dataset_type_conversion_unshared(void)
     if (read_buf)
         HDfree(read_buf);
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
     VRFY((H5Tclose(filetype) >= 0), "File datatype close succeeded");
     VRFY((H5Tclose(memtype) >= 0), "Memory datatype close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -2549,16 +3523,18 @@ test_write_cmpd_filtered_dataset_type_conversion_unshared(void)
  * chunks using a compound datatype which requires
  * a datatype conversion.
  *
- * NOTE: This test currently should fail because the
- * datatype conversion causes the parallel library to
- * break to independent I/O and this isn't allowed when
- * there are filters in the pipeline.
+ * NOTE: This test currently should fail for mpi_size > 1
+ * because the datatype conversion causes the parallel
+ * library to break to independent I/O and this isn't
+ * allowed when there are filters in the pipeline,
+ * unless there is only one MPI rank.
  *
  * Programmer: Jordan Henderson
  *             02/10/2017
  */
 static void
-test_write_cmpd_filtered_dataset_type_conversion_shared(void)
+test_write_cmpd_filtered_dataset_type_conversion_shared(const char *parent_group, H5Z_filter_t filter_id,
+                                                        hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     COMPOUND_C_DATATYPE *data        = NULL;
     COMPOUND_C_DATATYPE *read_buf    = NULL;
@@ -2571,28 +3547,33 @@ test_write_cmpd_filtered_dataset_type_conversion_shared(void)
     hsize_t              count[WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_DATASET_DIMS];
     hsize_t              block[WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_DATASET_DIMS];
     size_t               i, correct_buf_size;
-    hid_t                file_id, dset_id, plist_id, filetype, memtype;
-    hid_t                filespace, memspace;
+    hid_t                file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t                filetype = H5I_INVALID_HID, memtype = H5I_INVALID_HID;
+    hid_t                group_id  = H5I_INVALID_HID;
+    hid_t                filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs(
             "Testing write to shared filtered chunks in Compound Datatype dataset with Datatype conversion");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
+    /* Skip for MPI communicator size of 1 */
+    if (mpi_size == 1) {
+        SKIPPED();
+        return;
+    }
 
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
+    /* SZIP and ScaleOffset filters don't support compound types */
+    if (filter_id == H5Z_FILTER_SZIP || filter_id == H5Z_FILTER_SCALEOFFSET) {
+        if (MAINPROCESS)
+            SKIPPED();
+        return;
+    }
 
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = (hsize_t)WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_NROWS;
@@ -2611,15 +3592,15 @@ test_write_cmpd_filtered_dataset_type_conversion_shared(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_DATASET_DIMS,
                        chunk_dims) >= 0),
          "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
     /* Create the compound type for memory. */
     memtype = H5Tcreate(H5T_COMPOUND, sizeof(COMPOUND_C_DATATYPE));
@@ -2640,11 +3621,13 @@ test_write_cmpd_filtered_dataset_type_conversion_shared(void)
     VRFY((H5Tinsert(filetype, "IntData", 8, H5T_STD_I64BE) >= 0), "Datatype insertion succeeded");
     VRFY((H5Tinsert(filetype, "LongData", 16, H5T_STD_I64BE) >= 0), "Datatype insertion succeeded");
 
-    dset_id = H5Dcreate2(file_id, WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_DATASET_NAME,
+    dset_id = H5Dcreate2(group_id, WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_DATASET_NAME,
                          filetype, filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     /* Each process defines the dataset selection in memory and writes
@@ -2690,20 +3673,16 @@ test_write_cmpd_filtered_dataset_type_conversion_shared(void)
         data[i].field3 = (long)GEN_DATA(i);
     }
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     /* Ensure that this test currently fails since type conversions break collective mode */
     H5E_BEGIN_TRY
     {
-        VRFY((H5Dwrite(dset_id, memtype, memspace, filespace, plist_id, data) < 0),
-             "Dataset write succeeded");
+        VRFY((H5Dwrite(dset_id, memtype, memspace, filespace, dxpl_id, data) < 0), "Dataset write succeeded");
     }
     H5E_END_TRY;
 
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, NO_CHUNKS_WRITTEN);
+
     if (data)
         HDfree(data);
 
@@ -2713,11 +3692,11 @@ test_write_cmpd_filtered_dataset_type_conversion_shared(void)
     read_buf = (COMPOUND_C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_DATASET_NAME,
-                       H5P_DEFAULT);
+    dset_id =
+        H5Dopen2(group_id, WRITE_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
-    VRFY((H5Dread(dset_id, memtype, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0), "Dataset read succeeded");
+    VRFY((H5Dread(dset_id, memtype, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0), "Dataset read succeeded");
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
 
@@ -2726,12 +3705,13 @@ test_write_cmpd_filtered_dataset_type_conversion_shared(void)
     if (read_buf)
         HDfree(read_buf);
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
     VRFY((H5Tclose(filetype) >= 0), "File datatype close succeeded");
     VRFY((H5Tclose(memtype) >= 0), "Memory datatype close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -2751,7 +3731,8 @@ test_write_cmpd_filtered_dataset_type_conversion_shared(void)
  *             05/14/2018
  */
 static void
-test_read_one_chunk_filtered_dataset(void)
+test_read_one_chunk_filtered_dataset(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                     hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *read_buf    = NULL;
     C_DATATYPE *correct_buf = NULL;
@@ -2765,16 +3746,15 @@ test_read_one_chunk_filtered_dataset(void)
     hsize_t     block[READ_ONE_CHUNK_FILTERED_DATASET_DIMS];
     hsize_t     flat_dims[1];
     size_t      i, read_buf_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
     int *       recvcounts = NULL;
     int *       displs     = NULL;
 
     if (MAINPROCESS)
         HDputs("Testing read from one-chunk filtered dataset");
 
-    CHECK_CUR_FILTER_AVAIL();
-
     dataset_dims[0] = (hsize_t)READ_ONE_CHUNK_FILTERED_DATASET_NROWS;
     dataset_dims[1] = (hsize_t)READ_ONE_CHUNK_FILTERED_DATASET_NCOLS;
 
@@ -2802,6 +3782,9 @@ test_read_one_chunk_filtered_dataset(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         filespace = H5Screate_simple(READ_ONE_CHUNK_FILTERED_DATASET_DIMS, dataset_dims, NULL);
         VRFY((filespace >= 0), "File dataspace creation succeeded");
@@ -2810,44 +3793,43 @@ test_read_one_chunk_filtered_dataset(void)
         chunk_dims[0] = (hsize_t)READ_ONE_CHUNK_FILTERED_DATASET_CH_NROWS;
         chunk_dims[1] = (hsize_t)READ_ONE_CHUNK_FILTERED_DATASET_CH_NCOLS;
 
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY((H5Pset_chunk(plist_id, READ_ONE_CHUNK_FILTERED_DATASET_DIMS, chunk_dims) >= 0),
              "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, READ_ONE_CHUNK_FILTERED_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
+        dset_id = H5Dcreate2(group_id, READ_ONE_CHUNK_FILTERED_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
                              H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
         VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, H5P_DEFAULT, correct_buf) >= 0),
              "Dataset write succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" READ_ONE_CHUNK_FILTERED_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, READ_ONE_CHUNK_FILTERED_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     sel_dims[0] = (hsize_t)READ_ONE_CHUNK_FILTERED_DATASET_NROWS / (hsize_t)mpi_size;
@@ -2887,18 +3869,12 @@ test_read_one_chunk_filtered_dataset(void)
     VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
          "Hyperslab selection succeeded");
 
-    /* Create property list for collective dataset read */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     read_buf_size = flat_dims[0] * sizeof(*read_buf);
 
     read_buf = (C_DATATYPE *)HDcalloc(1, read_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     global_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
@@ -2937,7 +3913,7 @@ test_read_one_chunk_filtered_dataset(void)
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -2956,7 +3932,8 @@ test_read_one_chunk_filtered_dataset(void)
  *             05/15/2018
  */
 static void
-test_read_filtered_dataset_no_overlap(void)
+test_read_filtered_dataset_no_overlap(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                      hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *read_buf    = NULL;
     C_DATATYPE *correct_buf = NULL;
@@ -2970,16 +3947,15 @@ test_read_filtered_dataset_no_overlap(void)
     hsize_t     block[READ_UNSHARED_FILTERED_CHUNKS_DATASET_DIMS];
     hsize_t     flat_dims[1];
     size_t      i, read_buf_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
     int *       recvcounts = NULL;
     int *       displs     = NULL;
 
     if (MAINPROCESS)
         HDputs("Testing read from unshared filtered chunks");
 
-    CHECK_CUR_FILTER_AVAIL();
-
     dataset_dims[0] = (hsize_t)READ_UNSHARED_FILTERED_CHUNKS_NROWS;
     dataset_dims[1] = (hsize_t)READ_UNSHARED_FILTERED_CHUNKS_NCOLS;
 
@@ -3006,6 +3982,9 @@ test_read_filtered_dataset_no_overlap(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         filespace = H5Screate_simple(READ_UNSHARED_FILTERED_CHUNKS_DATASET_DIMS, dataset_dims, NULL);
         VRFY((filespace >= 0), "File dataspace creation succeeded");
@@ -3014,44 +3993,43 @@ test_read_filtered_dataset_no_overlap(void)
         chunk_dims[0] = (hsize_t)READ_UNSHARED_FILTERED_CHUNKS_CH_NROWS;
         chunk_dims[1] = (hsize_t)READ_UNSHARED_FILTERED_CHUNKS_CH_NCOLS;
 
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY((H5Pset_chunk(plist_id, READ_UNSHARED_FILTERED_CHUNKS_DATASET_DIMS, chunk_dims) >= 0),
              "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, READ_UNSHARED_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
+        dset_id = H5Dcreate2(group_id, READ_UNSHARED_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
                              filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
         VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, H5P_DEFAULT, correct_buf) >= 0),
              "Dataset write succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" READ_UNSHARED_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, READ_UNSHARED_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     sel_dims[0] = (hsize_t)READ_UNSHARED_FILTERED_CHUNKS_CH_NROWS;
@@ -3091,18 +4069,12 @@ test_read_filtered_dataset_no_overlap(void)
     VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
          "Hyperslab selection succeeded");
 
-    /* Create property list for collective dataset read */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     read_buf_size = flat_dims[0] * sizeof(*read_buf);
 
     read_buf = (C_DATATYPE *)HDcalloc(1, read_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     global_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
@@ -3141,7 +4113,7 @@ test_read_filtered_dataset_no_overlap(void)
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -3161,7 +4133,8 @@ test_read_filtered_dataset_no_overlap(void)
  *             05/15/2018
  */
 static void
-test_read_filtered_dataset_overlap(void)
+test_read_filtered_dataset_overlap(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                   hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *read_buf    = NULL;
     C_DATATYPE *correct_buf = NULL;
@@ -3175,16 +4148,15 @@ test_read_filtered_dataset_overlap(void)
     hsize_t     block[READ_SHARED_FILTERED_CHUNKS_DATASET_DIMS];
     hsize_t     flat_dims[1];
     size_t      i, read_buf_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
     int *       recvcounts = NULL;
     int *       displs     = NULL;
 
     if (MAINPROCESS)
         HDputs("Testing read from shared filtered chunks");
 
-    CHECK_CUR_FILTER_AVAIL();
-
     dataset_dims[0] = (hsize_t)READ_SHARED_FILTERED_CHUNKS_NROWS;
     dataset_dims[1] = (hsize_t)READ_SHARED_FILTERED_CHUNKS_NCOLS;
 
@@ -3211,6 +4183,9 @@ test_read_filtered_dataset_overlap(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         filespace = H5Screate_simple(READ_SHARED_FILTERED_CHUNKS_DATASET_DIMS, dataset_dims, NULL);
         VRFY((filespace >= 0), "File dataspace creation succeeded");
@@ -3219,44 +4194,43 @@ test_read_filtered_dataset_overlap(void)
         chunk_dims[0] = (hsize_t)READ_SHARED_FILTERED_CHUNKS_CH_NROWS;
         chunk_dims[1] = (hsize_t)READ_SHARED_FILTERED_CHUNKS_CH_NCOLS;
 
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY((H5Pset_chunk(plist_id, READ_SHARED_FILTERED_CHUNKS_DATASET_DIMS, chunk_dims) >= 0),
              "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, READ_SHARED_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
-                             H5P_DEFAULT, plist_id, H5P_DEFAULT);
+        dset_id = H5Dcreate2(group_id, READ_SHARED_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
+                             filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
         VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, H5P_DEFAULT, correct_buf) >= 0),
              "Dataset write succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" READ_SHARED_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, READ_SHARED_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     sel_dims[0] = (hsize_t)DIM0_SCALE_FACTOR;
@@ -3296,18 +4270,12 @@ test_read_filtered_dataset_overlap(void)
     VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
          "Hyperslab selection succeeded");
 
-    /* Create property list for collective dataset read */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     read_buf_size = flat_dims[0] * sizeof(*read_buf);
 
     read_buf = (C_DATATYPE *)HDcalloc(1, read_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     global_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
@@ -3362,7 +4330,7 @@ test_read_filtered_dataset_overlap(void)
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -3382,7 +4350,8 @@ test_read_filtered_dataset_overlap(void)
  *             05/15/2018
  */
 static void
-test_read_filtered_dataset_single_no_selection(void)
+test_read_filtered_dataset_single_no_selection(const char *parent_group, H5Z_filter_t filter_id,
+                                               hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *read_buf    = NULL;
     C_DATATYPE *correct_buf = NULL;
@@ -3397,16 +4366,15 @@ test_read_filtered_dataset_single_no_selection(void)
     hsize_t     flat_dims[1];
     size_t      i, read_buf_size, correct_buf_size;
     size_t      segment_length;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
     int *       recvcounts = NULL;
     int *       displs     = NULL;
 
     if (MAINPROCESS)
         HDputs("Testing read from filtered chunks with a single process having no selection");
 
-    CHECK_CUR_FILTER_AVAIL();
-
     dataset_dims[0] = (hsize_t)READ_SINGLE_NO_SELECTION_FILTERED_CHUNKS_NROWS;
     dataset_dims[1] = (hsize_t)READ_SINGLE_NO_SELECTION_FILTERED_CHUNKS_NCOLS;
 
@@ -3437,6 +4405,9 @@ test_read_filtered_dataset_single_no_selection(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         filespace =
             H5Screate_simple(READ_SINGLE_NO_SELECTION_FILTERED_CHUNKS_DATASET_DIMS, dataset_dims, NULL);
@@ -3446,44 +4417,43 @@ test_read_filtered_dataset_single_no_selection(void)
         chunk_dims[0] = (hsize_t)READ_SINGLE_NO_SELECTION_FILTERED_CHUNKS_CH_NROWS;
         chunk_dims[1] = (hsize_t)READ_SINGLE_NO_SELECTION_FILTERED_CHUNKS_CH_NCOLS;
 
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY((H5Pset_chunk(plist_id, READ_SINGLE_NO_SELECTION_FILTERED_CHUNKS_DATASET_DIMS, chunk_dims) >= 0),
              "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, READ_SINGLE_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME,
+        dset_id = H5Dcreate2(group_id, READ_SINGLE_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME,
                              HDF5_DATATYPE_NAME, filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
         VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, H5P_DEFAULT, correct_buf) >= 0),
              "Dataset write succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" READ_SINGLE_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, READ_SINGLE_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     sel_dims[0] = (hsize_t)READ_SINGLE_NO_SELECTION_FILTERED_CHUNKS_CH_NROWS;
@@ -3530,19 +4500,19 @@ test_read_filtered_dataset_single_no_selection(void)
         VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
              "Hyperslab selection succeeded");
 
-    /* Create property list for collective dataset read */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     read_buf_size = flat_dims[0] * sizeof(*read_buf);
 
     read_buf = (C_DATATYPE *)HDcalloc(1, read_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, read_buf) >= 0),
-         "Dataset read succeeded");
+    if (mpi_rank == READ_SINGLE_NO_SELECTION_FILTERED_CHUNKS_NO_SELECT_PROC) {
+        VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, NULL) >= 0),
+             "Dataset read succeeded");
+    }
+    else {
+        VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
+             "Dataset read succeeded");
+    }
 
     global_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != global_buf), "HDcalloc succeeded");
@@ -3588,7 +4558,7 @@ test_read_filtered_dataset_single_no_selection(void)
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -3609,7 +4579,8 @@ test_read_filtered_dataset_single_no_selection(void)
  *             05/15/2018
  */
 static void
-test_read_filtered_dataset_all_no_selection(void)
+test_read_filtered_dataset_all_no_selection(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                            hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *read_buf    = NULL;
     C_DATATYPE *correct_buf = NULL;
@@ -3617,14 +4588,13 @@ test_read_filtered_dataset_all_no_selection(void)
     hsize_t     chunk_dims[READ_ALL_NO_SELECTION_FILTERED_CHUNKS_DATASET_DIMS];
     hsize_t     sel_dims[READ_ALL_NO_SELECTION_FILTERED_CHUNKS_DATASET_DIMS];
     size_t      read_buf_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing read from filtered chunks with all processes having no selection");
 
-    CHECK_CUR_FILTER_AVAIL();
-
     dataset_dims[0] = (hsize_t)READ_ALL_NO_SELECTION_FILTERED_CHUNKS_NROWS;
     dataset_dims[1] = (hsize_t)READ_ALL_NO_SELECTION_FILTERED_CHUNKS_NCOLS;
 
@@ -3646,6 +4616,9 @@ test_read_filtered_dataset_all_no_selection(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         filespace = H5Screate_simple(READ_ALL_NO_SELECTION_FILTERED_CHUNKS_DATASET_DIMS, dataset_dims, NULL);
         VRFY((filespace >= 0), "File dataspace creation succeeded");
@@ -3654,44 +4627,43 @@ test_read_filtered_dataset_all_no_selection(void)
         chunk_dims[0] = (hsize_t)READ_ALL_NO_SELECTION_FILTERED_CHUNKS_CH_NROWS;
         chunk_dims[1] = (hsize_t)READ_ALL_NO_SELECTION_FILTERED_CHUNKS_CH_NCOLS;
 
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY((H5Pset_chunk(plist_id, READ_ALL_NO_SELECTION_FILTERED_CHUNKS_DATASET_DIMS, chunk_dims) >= 0),
              "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, READ_ALL_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
+        dset_id = H5Dcreate2(group_id, READ_ALL_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
                              filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
         VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, H5P_DEFAULT, correct_buf) >= 0),
              "Dataset write succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" READ_ALL_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, READ_ALL_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     sel_dims[0] = sel_dims[1] = 0;
@@ -3705,20 +4677,16 @@ test_read_filtered_dataset_all_no_selection(void)
 
     VRFY((H5Sselect_none(filespace) >= 0), "Select none succeeded");
 
-    /* Create property list for collective dataset read */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     read_buf_size = dataset_dims[0] * dataset_dims[1] * sizeof(*read_buf);
 
     read_buf = (C_DATATYPE *)HDcalloc(1, read_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
+    VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
+
     if (read_buf)
         HDfree(read_buf);
     if (correct_buf)
@@ -3727,7 +4695,7 @@ test_read_filtered_dataset_all_no_selection(void)
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -3747,7 +4715,8 @@ test_read_filtered_dataset_all_no_selection(void)
  *             05/15/2018
  */
 static void
-test_read_filtered_dataset_point_selection(void)
+test_read_filtered_dataset_point_selection(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                           hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *correct_buf = NULL;
     C_DATATYPE *read_buf    = NULL;
@@ -3759,16 +4728,15 @@ test_read_filtered_dataset_point_selection(void)
     hsize_t     flat_dims[1];
     size_t      i, j, read_buf_size, correct_buf_size;
     size_t      num_points;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
     int *       recvcounts = NULL;
     int *       displs     = NULL;
 
     if (MAINPROCESS)
         HDputs("Testing read from filtered chunks with point selection");
 
-    CHECK_CUR_FILTER_AVAIL();
-
     dataset_dims[0] = (hsize_t)READ_POINT_SELECTION_FILTERED_CHUNKS_NROWS;
     dataset_dims[1] = (hsize_t)READ_POINT_SELECTION_FILTERED_CHUNKS_NCOLS;
 
@@ -3795,6 +4763,9 @@ test_read_filtered_dataset_point_selection(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         filespace = H5Screate_simple(READ_POINT_SELECTION_FILTERED_CHUNKS_DATASET_DIMS, dataset_dims, NULL);
         VRFY((filespace >= 0), "File dataspace creation succeeded");
@@ -3803,44 +4774,43 @@ test_read_filtered_dataset_point_selection(void)
         chunk_dims[0] = (hsize_t)READ_POINT_SELECTION_FILTERED_CHUNKS_CH_NROWS;
         chunk_dims[1] = (hsize_t)READ_POINT_SELECTION_FILTERED_CHUNKS_CH_NCOLS;
 
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY((H5Pset_chunk(plist_id, READ_POINT_SELECTION_FILTERED_CHUNKS_DATASET_DIMS, chunk_dims) >= 0),
              "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, READ_POINT_SELECTION_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
+        dset_id = H5Dcreate2(group_id, READ_POINT_SELECTION_FILTERED_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
                              filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
         VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, H5P_DEFAULT, correct_buf) >= 0),
              "Dataset write succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" READ_POINT_SELECTION_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, READ_POINT_SELECTION_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     sel_dims[0] = (hsize_t)READ_POINT_SELECTION_FILTERED_CHUNKS_NROWS / (hsize_t)mpi_size;
@@ -3871,18 +4841,12 @@ test_read_filtered_dataset_point_selection(void)
     VRFY((H5Sselect_elements(filespace, H5S_SELECT_SET, (hsize_t)num_points, (const hsize_t *)coords) >= 0),
          "Point selection succeeded");
 
-    /* Create property list for collective dataset read */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     read_buf_size = flat_dims[0] * sizeof(*read_buf);
 
     read_buf = (C_DATATYPE *)HDcalloc(1, read_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     global_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
@@ -3941,7 +4905,7 @@ test_read_filtered_dataset_point_selection(void)
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -3964,7 +4928,8 @@ test_read_filtered_dataset_point_selection(void)
  *             05/15/2018
  */
 static void
-test_read_filtered_dataset_interleaved_read(void)
+test_read_filtered_dataset_interleaved_read(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                            hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *read_buf    = NULL;
     C_DATATYPE *correct_buf = NULL;
@@ -3978,16 +4943,15 @@ test_read_filtered_dataset_interleaved_read(void)
     hsize_t     block[INTERLEAVED_READ_FILTERED_DATASET_DIMS];
     hsize_t     flat_dims[1];
     size_t      i, read_buf_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
     int *       recvcounts = NULL;
     int *       displs     = NULL;
 
     if (MAINPROCESS)
         HDputs("Testing interleaved read from filtered chunks");
 
-    CHECK_CUR_FILTER_AVAIL();
-
     dataset_dims[0] = (hsize_t)INTERLEAVED_READ_FILTERED_DATASET_NROWS;
     dataset_dims[1] = (hsize_t)INTERLEAVED_READ_FILTERED_DATASET_NCOLS;
 
@@ -4023,6 +4987,9 @@ test_read_filtered_dataset_interleaved_read(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         filespace = H5Screate_simple(INTERLEAVED_READ_FILTERED_DATASET_DIMS, dataset_dims, NULL);
         VRFY((filespace >= 0), "File dataspace creation succeeded");
@@ -4031,44 +4998,43 @@ test_read_filtered_dataset_interleaved_read(void)
         chunk_dims[0] = (hsize_t)INTERLEAVED_READ_FILTERED_DATASET_CH_NROWS;
         chunk_dims[1] = (hsize_t)INTERLEAVED_READ_FILTERED_DATASET_CH_NCOLS;
 
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY((H5Pset_chunk(plist_id, INTERLEAVED_READ_FILTERED_DATASET_DIMS, chunk_dims) >= 0),
              "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, INTERLEAVED_READ_FILTERED_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
+        dset_id = H5Dcreate2(group_id, INTERLEAVED_READ_FILTERED_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
                              H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
         VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, H5P_DEFAULT, correct_buf) >= 0),
              "Dataset write succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" INTERLEAVED_READ_FILTERED_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, INTERLEAVED_READ_FILTERED_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     sel_dims[0] = (hsize_t)(INTERLEAVED_READ_FILTERED_DATASET_NROWS / mpi_size);
@@ -4110,18 +5076,12 @@ test_read_filtered_dataset_interleaved_read(void)
     VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
          "Hyperslab selection succeeded");
 
-    /* Create property list for collective dataset read */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     read_buf_size = flat_dims[0] * sizeof(*read_buf);
 
     read_buf = (C_DATATYPE *)HDcalloc(1, read_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     global_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
@@ -4176,7 +5136,7 @@ test_read_filtered_dataset_interleaved_read(void)
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -4196,7 +5156,8 @@ test_read_filtered_dataset_interleaved_read(void)
  *             05/16/2018
  */
 static void
-test_read_3d_filtered_dataset_no_overlap_separate_pages(void)
+test_read_3d_filtered_dataset_no_overlap_separate_pages(const char *parent_group, H5Z_filter_t filter_id,
+                                                        hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     MPI_Datatype vector_type;
     MPI_Datatype resized_vector_type;
@@ -4212,14 +5173,13 @@ test_read_3d_filtered_dataset_no_overlap_separate_pages(void)
     hsize_t      block[READ_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_DATASET_DIMS];
     hsize_t      flat_dims[1];
     size_t       i, read_buf_size, correct_buf_size;
-    hid_t        file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t        filespace = -1, memspace = -1;
+    hid_t        file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t        group_id  = H5I_INVALID_HID;
+    hid_t        filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing read from unshared filtered chunks on separate pages in 3D dataset");
 
-    CHECK_CUR_FILTER_AVAIL();
-
     dataset_dims[0] = (hsize_t)READ_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_NROWS;
     dataset_dims[1] = (hsize_t)READ_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_NCOLS;
     dataset_dims[2] = (hsize_t)READ_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_DEPTH;
@@ -4245,6 +5205,9 @@ test_read_3d_filtered_dataset_no_overlap_separate_pages(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         filespace =
             H5Screate_simple(READ_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_DATASET_DIMS, dataset_dims, NULL);
@@ -4255,45 +5218,44 @@ test_read_3d_filtered_dataset_no_overlap_separate_pages(void)
         chunk_dims[1] = (hsize_t)READ_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_CH_NCOLS;
         chunk_dims[2] = 1;
 
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY(
             (H5Pset_chunk(plist_id, READ_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_DATASET_DIMS, chunk_dims) >= 0),
             "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, READ_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_DATASET_NAME,
+        dset_id = H5Dcreate2(group_id, READ_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_DATASET_NAME,
                              HDF5_DATATYPE_NAME, filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
         VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, H5P_DEFAULT, correct_buf) >= 0),
              "Dataset write succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" READ_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, READ_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     sel_dims[0] = (hsize_t)READ_UNSHARED_FILTERED_CHUNKS_3D_SEP_PAGE_NROWS;
@@ -4340,18 +5302,12 @@ test_read_3d_filtered_dataset_no_overlap_separate_pages(void)
     VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
          "Hyperslab selection succeeded");
 
-    /* Create property list for collective dataset read */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     read_buf_size = flat_dims[0] * sizeof(*read_buf);
 
     read_buf = (C_DATATYPE *)HDcalloc(1, read_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     global_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
@@ -4392,7 +5348,7 @@ test_read_3d_filtered_dataset_no_overlap_separate_pages(void)
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -4419,7 +5375,8 @@ test_read_3d_filtered_dataset_no_overlap_separate_pages(void)
  *             08/20/2021
  */
 static void
-test_read_transformed_filtered_dataset_no_overlap(void)
+test_read_transformed_filtered_dataset_no_overlap(const char *parent_group, H5Z_filter_t filter_id,
+                                                  hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *read_buf    = NULL;
     C_DATATYPE *correct_buf = NULL;
@@ -4433,16 +5390,15 @@ test_read_transformed_filtered_dataset_no_overlap(void)
     hsize_t     block[READ_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_DATASET_DIMS];
     hsize_t     flat_dims[1];
     size_t      i, read_buf_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
     int *       recvcounts = NULL;
     int *       displs     = NULL;
 
     if (MAINPROCESS)
         HDputs("Testing read from unshared transformed and filtered chunks");
 
-    CHECK_CUR_FILTER_AVAIL();
-
     dataset_dims[0] = (hsize_t)READ_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_NROWS;
     dataset_dims[1] = (hsize_t)READ_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_NCOLS;
 
@@ -4469,6 +5425,9 @@ test_read_transformed_filtered_dataset_no_overlap(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         filespace =
             H5Screate_simple(READ_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_DATASET_DIMS, dataset_dims, NULL);
@@ -4478,20 +5437,23 @@ test_read_transformed_filtered_dataset_no_overlap(void)
         chunk_dims[0] = (hsize_t)READ_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_CH_NROWS;
         chunk_dims[1] = (hsize_t)READ_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_CH_NCOLS;
 
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY(
             (H5Pset_chunk(plist_id, READ_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_DATASET_DIMS, chunk_dims) >= 0),
             "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, READ_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_DATASET_NAME,
+        dset_id = H5Dcreate2(group_id, READ_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_DATASET_NAME,
                              HDF5_DATATYPE_NAME, filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
@@ -4505,26 +5467,26 @@ test_read_transformed_filtered_dataset_no_overlap(void)
         VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, plist_id, correct_buf) >= 0),
              "Dataset write succeeded");
 
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+
+        /* Verify space allocation status */
+        plist_id = H5Dget_create_plist(dset_id);
+        VRFY((plist_id >= 0), "H5Dget_create_plist succeeded");
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
         VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" READ_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, READ_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     sel_dims[0] = (hsize_t)READ_UNSHARED_TRANSFORMED_FILTERED_CHUNKS_CH_NROWS;
@@ -4565,11 +5527,9 @@ test_read_transformed_filtered_dataset_no_overlap(void)
     VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
          "Hyperslab selection succeeded");
 
-    /* Create property list for collective dataset read and data transform */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
+    /* Create property list for data transform */
+    plist_id = H5Pcopy(dxpl_id);
+    VRFY((plist_id >= 0), "DXPL copy succeeded");
 
     /* Set data transform expression */
     VRFY((H5Pset_data_transform(plist_id, "x") >= 0), "Set data transform expression succeeded");
@@ -4619,6 +5579,7 @@ test_read_transformed_filtered_dataset_no_overlap(void)
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
     VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -4639,7 +5600,8 @@ test_read_transformed_filtered_dataset_no_overlap(void)
  *             05/16/2018
  */
 static void
-test_read_3d_filtered_dataset_no_overlap_same_pages(void)
+test_read_3d_filtered_dataset_no_overlap_same_pages(const char *parent_group, H5Z_filter_t filter_id,
+                                                    hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *read_buf    = NULL;
     C_DATATYPE *correct_buf = NULL;
@@ -4653,16 +5615,15 @@ test_read_3d_filtered_dataset_no_overlap_same_pages(void)
     hsize_t     block[READ_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_DATASET_DIMS];
     hsize_t     flat_dims[1];
     size_t      i, read_buf_size, correct_buf_size;
-    hid_t       file_id, dset_id, plist_id;
-    hid_t       filespace, memspace;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
     int *       recvcounts = NULL;
     int *       displs     = NULL;
 
     if (MAINPROCESS)
         HDputs("Testing read from unshared filtered chunks on the same pages in 3D dataset");
 
-    CHECK_CUR_FILTER_AVAIL();
-
     dataset_dims[0] = (hsize_t)READ_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_NROWS;
     dataset_dims[1] = (hsize_t)READ_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_NCOLS;
     dataset_dims[2] = (hsize_t)READ_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_DEPTH;
@@ -4689,6 +5650,9 @@ test_read_3d_filtered_dataset_no_overlap_same_pages(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         filespace =
             H5Screate_simple(READ_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_DATASET_DIMS, dataset_dims, NULL);
@@ -4699,45 +5663,44 @@ test_read_3d_filtered_dataset_no_overlap_same_pages(void)
         chunk_dims[1] = (hsize_t)READ_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_CH_NCOLS;
         chunk_dims[2] = 1;
 
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY((H5Pset_chunk(plist_id, READ_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_DATASET_DIMS, chunk_dims) >=
               0),
              "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, READ_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_DATASET_NAME,
+        dset_id = H5Dcreate2(group_id, READ_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_DATASET_NAME,
                              HDF5_DATATYPE_NAME, filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
         VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, H5P_DEFAULT, correct_buf) >= 0),
              "Dataset write succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" READ_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, READ_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     sel_dims[0] = (hsize_t)READ_UNSHARED_FILTERED_CHUNKS_3D_SAME_PAGE_CH_NROWS;
@@ -4783,18 +5746,12 @@ test_read_3d_filtered_dataset_no_overlap_same_pages(void)
     VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
          "Hyperslab selection succeeded");
 
-    /* Create property list for collective dataset read */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     read_buf_size = flat_dims[0] * sizeof(*read_buf);
 
     read_buf = (C_DATATYPE *)HDcalloc(1, read_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     global_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
@@ -4833,7 +5790,7 @@ test_read_3d_filtered_dataset_no_overlap_same_pages(void)
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -4854,7 +5811,8 @@ test_read_3d_filtered_dataset_no_overlap_same_pages(void)
  *             05/16/2018
  */
 static void
-test_read_3d_filtered_dataset_overlap(void)
+test_read_3d_filtered_dataset_overlap(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                      hid_t dcpl_id, hid_t dxpl_id)
 {
     MPI_Datatype vector_type;
     MPI_Datatype resized_vector_type;
@@ -4870,14 +5828,13 @@ test_read_3d_filtered_dataset_overlap(void)
     hsize_t      block[READ_SHARED_FILTERED_CHUNKS_3D_DATASET_DIMS];
     hsize_t      flat_dims[1];
     size_t       i, read_buf_size, correct_buf_size;
-    hid_t        file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t        filespace = -1, memspace = -1;
+    hid_t        file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t        group_id  = H5I_INVALID_HID;
+    hid_t        filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing read from shared filtered chunks in 3D dataset");
 
-    CHECK_CUR_FILTER_AVAIL();
-
     dataset_dims[0] = (hsize_t)READ_SHARED_FILTERED_CHUNKS_3D_NROWS;
     dataset_dims[1] = (hsize_t)READ_SHARED_FILTERED_CHUNKS_3D_NCOLS;
     dataset_dims[2] = (hsize_t)READ_SHARED_FILTERED_CHUNKS_3D_DEPTH;
@@ -4916,6 +5873,9 @@ test_read_3d_filtered_dataset_overlap(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         filespace = H5Screate_simple(READ_SHARED_FILTERED_CHUNKS_3D_DATASET_DIMS, dataset_dims, NULL);
         VRFY((filespace >= 0), "File dataspace creation succeeded");
@@ -4925,44 +5885,43 @@ test_read_3d_filtered_dataset_overlap(void)
         chunk_dims[1] = (hsize_t)READ_SHARED_FILTERED_CHUNKS_3D_CH_NCOLS;
         chunk_dims[2] = 1;
 
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY((H5Pset_chunk(plist_id, READ_SHARED_FILTERED_CHUNKS_3D_DATASET_DIMS, chunk_dims) >= 0),
              "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, READ_SHARED_FILTERED_CHUNKS_3D_DATASET_NAME, HDF5_DATATYPE_NAME,
+        dset_id = H5Dcreate2(group_id, READ_SHARED_FILTERED_CHUNKS_3D_DATASET_NAME, HDF5_DATATYPE_NAME,
                              filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
         VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, H5P_DEFAULT, correct_buf) >= 0),
              "Dataset write succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" READ_SHARED_FILTERED_CHUNKS_3D_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, READ_SHARED_FILTERED_CHUNKS_3D_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     sel_dims[0] = (hsize_t)(READ_SHARED_FILTERED_CHUNKS_3D_NROWS / mpi_size);
@@ -5007,18 +5966,12 @@ test_read_3d_filtered_dataset_overlap(void)
     VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
          "Hyperslab selection succeeded");
 
-    /* Create property list for collective dataset read */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     read_buf_size = flat_dims[0] * sizeof(*read_buf);
 
     read_buf = (C_DATATYPE *)HDcalloc(1, read_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     global_buf = (C_DATATYPE *)HDcalloc(1, correct_buf_size);
@@ -5068,7 +6021,7 @@ test_read_3d_filtered_dataset_overlap(void)
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -5088,7 +6041,8 @@ test_read_3d_filtered_dataset_overlap(void)
  *             05/17/2018
  */
 static void
-test_read_cmpd_filtered_dataset_no_conversion_unshared(void)
+test_read_cmpd_filtered_dataset_no_conversion_unshared(const char *parent_group, H5Z_filter_t filter_id,
+                                                       hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     COMPOUND_C_DATATYPE *read_buf    = NULL;
     COMPOUND_C_DATATYPE *correct_buf = NULL;
@@ -5102,16 +6056,23 @@ test_read_cmpd_filtered_dataset_no_conversion_unshared(void)
     hsize_t              block[READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_DATASET_DIMS];
     hsize_t              flat_dims[1];
     size_t               i, read_buf_size, correct_buf_size;
-    hid_t                file_id = -1, dset_id = -1, plist_id = -1, memtype = -1;
-    hid_t                filespace = -1, memspace = -1;
-    int *                recvcounts = NULL;
-    int *                displs     = NULL;
+    hid_t                file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID,
+          memtype   = H5I_INVALID_HID;
+    hid_t group_id  = H5I_INVALID_HID;
+    hid_t filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
+    int * recvcounts = NULL;
+    int * displs     = NULL;
 
     if (MAINPROCESS)
         HDputs("Testing read from unshared filtered chunks in Compound Datatype dataset without Datatype "
                "conversion");
 
-    CHECK_CUR_FILTER_AVAIL();
+    /* SZIP and ScaleOffset filters don't support compound types */
+    if (filter_id == H5Z_FILTER_SZIP || filter_id == H5Z_FILTER_SCALEOFFSET) {
+        if (MAINPROCESS)
+            SKIPPED();
+        return;
+    }
 
     dataset_dims[0] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_NROWS;
     dataset_dims[1] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_NCOLS;
@@ -5153,6 +6114,9 @@ test_read_cmpd_filtered_dataset_no_conversion_unshared(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         filespace = H5Screate_simple(READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_DATASET_DIMS,
                                      dataset_dims, NULL);
@@ -5162,46 +6126,45 @@ test_read_cmpd_filtered_dataset_no_conversion_unshared(void)
         chunk_dims[0] = READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_CH_NROWS;
         chunk_dims[1] = READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_CH_NCOLS;
 
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY((H5Pset_chunk(plist_id, READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_DATASET_DIMS,
                            chunk_dims) >= 0),
              "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_DATASET_NAME,
+        dset_id = H5Dcreate2(group_id, READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_DATASET_NAME,
                              memtype, filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
         VRFY((H5Dwrite(dset_id, memtype, H5S_ALL, H5S_ALL, H5P_DEFAULT, correct_buf) >= 0),
              "Dataset write succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     dset_id =
-        H5Dopen2(file_id, "/" READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_DATASET_NAME, H5P_DEFAULT);
+        H5Dopen2(group_id, READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     sel_dims[0] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_UNSHARED_CH_NROWS;
@@ -5241,18 +6204,12 @@ test_read_cmpd_filtered_dataset_no_conversion_unshared(void)
     VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
          "Hyperslab selection succeeded");
 
-    /* Create property list for collective dataset read */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     read_buf_size = flat_dims[0] * sizeof(*read_buf);
 
     read_buf = (COMPOUND_C_DATATYPE *)HDcalloc(1, read_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    VRFY((H5Dread(dset_id, memtype, memspace, filespace, plist_id, read_buf) >= 0), "Dataset read succeeded");
+    VRFY((H5Dread(dset_id, memtype, memspace, filespace, dxpl_id, read_buf) >= 0), "Dataset read succeeded");
 
     global_buf = (COMPOUND_C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != global_buf), "HDcalloc succeeded");
@@ -5291,7 +6248,7 @@ test_read_cmpd_filtered_dataset_no_conversion_unshared(void)
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
     VRFY((H5Tclose(memtype) >= 0), "Memory datatype close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -5311,7 +6268,8 @@ test_read_cmpd_filtered_dataset_no_conversion_unshared(void)
  *             05/17/2018
  */
 static void
-test_read_cmpd_filtered_dataset_no_conversion_shared(void)
+test_read_cmpd_filtered_dataset_no_conversion_shared(const char *parent_group, H5Z_filter_t filter_id,
+                                                     hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     COMPOUND_C_DATATYPE *read_buf    = NULL;
     COMPOUND_C_DATATYPE *correct_buf = NULL;
@@ -5325,16 +6283,23 @@ test_read_cmpd_filtered_dataset_no_conversion_shared(void)
     hsize_t              block[READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_DATASET_DIMS];
     hsize_t              flat_dims[1];
     size_t               i, read_buf_size, correct_buf_size;
-    hid_t                file_id, dset_id, plist_id, memtype;
-    hid_t                filespace, memspace;
-    int *                recvcounts = NULL;
-    int *                displs     = NULL;
+    hid_t                file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID,
+          memtype   = H5I_INVALID_HID;
+    hid_t group_id  = H5I_INVALID_HID;
+    hid_t filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
+    int * recvcounts = NULL;
+    int * displs     = NULL;
 
     if (MAINPROCESS)
         HDputs("Testing read from shared filtered chunks in Compound Datatype dataset without Datatype "
                "conversion");
 
-    CHECK_CUR_FILTER_AVAIL();
+    /* SZIP and ScaleOffset filters don't support compound types */
+    if (filter_id == H5Z_FILTER_SZIP || filter_id == H5Z_FILTER_SCALEOFFSET) {
+        if (MAINPROCESS)
+            SKIPPED();
+        return;
+    }
 
     dataset_dims[0] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_NROWS;
     dataset_dims[1] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_NCOLS;
@@ -5382,6 +6347,9 @@ test_read_cmpd_filtered_dataset_no_conversion_shared(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         filespace = H5Screate_simple(READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_DATASET_DIMS,
                                      dataset_dims, NULL);
@@ -5391,46 +6359,45 @@ test_read_cmpd_filtered_dataset_no_conversion_shared(void)
         chunk_dims[0] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_CH_NROWS;
         chunk_dims[1] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_CH_NCOLS;
 
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY((H5Pset_chunk(plist_id, READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_DATASET_DIMS,
                            chunk_dims) >= 0),
              "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_DATASET_NAME,
+        dset_id = H5Dcreate2(group_id, READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_DATASET_NAME,
                              memtype, filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
         VRFY((H5Dwrite(dset_id, memtype, H5S_ALL, H5S_ALL, H5P_DEFAULT, correct_buf) >= 0),
              "Dataset write succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     dset_id =
-        H5Dopen2(file_id, "/" READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_DATASET_NAME, H5P_DEFAULT);
+        H5Dopen2(group_id, READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     sel_dims[0] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_NO_CONVERSION_SHARED_CH_NROWS / (hsize_t)mpi_size;
@@ -5470,18 +6437,12 @@ test_read_cmpd_filtered_dataset_no_conversion_shared(void)
     VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
          "Hyperslab selection succeeded");
 
-    /* Create property list for collective dataset read */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     read_buf_size = flat_dims[0] * sizeof(*read_buf);
 
     read_buf = (COMPOUND_C_DATATYPE *)HDcalloc(1, read_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    VRFY((H5Dread(dset_id, memtype, memspace, filespace, plist_id, read_buf) >= 0), "Dataset read succeeded");
+    VRFY((H5Dread(dset_id, memtype, memspace, filespace, dxpl_id, read_buf) >= 0), "Dataset read succeeded");
 
     global_buf = (COMPOUND_C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != global_buf), "HDcalloc succeeded");
@@ -5520,7 +6481,7 @@ test_read_cmpd_filtered_dataset_no_conversion_shared(void)
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
     VRFY((H5Tclose(memtype) >= 0), "Memory datatype close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -5540,7 +6501,8 @@ test_read_cmpd_filtered_dataset_no_conversion_shared(void)
  *             05/17/2018
  */
 static void
-test_read_cmpd_filtered_dataset_type_conversion_unshared(void)
+test_read_cmpd_filtered_dataset_type_conversion_unshared(const char *parent_group, H5Z_filter_t filter_id,
+                                                         hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     COMPOUND_C_DATATYPE *read_buf    = NULL;
     COMPOUND_C_DATATYPE *correct_buf = NULL;
@@ -5554,8 +6516,10 @@ test_read_cmpd_filtered_dataset_type_conversion_unshared(void)
     hsize_t              block[READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_DATASET_DIMS];
     hsize_t              flat_dims[1];
     size_t               i, read_buf_size, correct_buf_size;
-    hid_t                file_id = -1, dset_id = -1, plist_id = -1, filetype = -1, memtype = -1;
-    hid_t                filespace = -1, memspace = -1;
+    hid_t                file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t                filetype = H5I_INVALID_HID, memtype = H5I_INVALID_HID;
+    hid_t                group_id  = H5I_INVALID_HID;
+    hid_t                filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
     int *                recvcounts = NULL;
     int *                displs     = NULL;
 
@@ -5563,7 +6527,12 @@ test_read_cmpd_filtered_dataset_type_conversion_unshared(void)
         HDputs("Testing read from unshared filtered chunks in Compound Datatype dataset with Datatype "
                "conversion");
 
-    CHECK_CUR_FILTER_AVAIL();
+    /* SZIP and ScaleOffset filters don't support compound types */
+    if (filter_id == H5Z_FILTER_SZIP || filter_id == H5Z_FILTER_SCALEOFFSET) {
+        if (MAINPROCESS)
+            SKIPPED();
+        return;
+    }
 
     dataset_dims[0] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_NROWS;
     dataset_dims[1] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_NCOLS;
@@ -5613,6 +6582,9 @@ test_read_cmpd_filtered_dataset_type_conversion_unshared(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         filespace = H5Screate_simple(READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_DATASET_DIMS,
                                      dataset_dims, NULL);
@@ -5622,46 +6594,45 @@ test_read_cmpd_filtered_dataset_type_conversion_unshared(void)
         chunk_dims[0] = READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_CH_NROWS;
         chunk_dims[1] = READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_CH_NCOLS;
 
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY((H5Pset_chunk(plist_id, READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_DATASET_DIMS,
                            chunk_dims) >= 0),
              "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_DATASET_NAME,
+        dset_id = H5Dcreate2(group_id, READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_DATASET_NAME,
                              filetype, filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
         VRFY((H5Dwrite(dset_id, memtype, H5S_ALL, H5S_ALL, H5P_DEFAULT, correct_buf) >= 0),
              "Dataset write succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_DATASET_NAME,
-                       H5P_DEFAULT);
+    dset_id =
+        H5Dopen2(group_id, READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     sel_dims[0] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_UNSHARED_CH_NROWS;
@@ -5701,18 +6672,12 @@ test_read_cmpd_filtered_dataset_type_conversion_unshared(void)
     VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
          "Hyperslab selection succeeded");
 
-    /* Create property list for collective dataset read */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     read_buf_size = flat_dims[0] * sizeof(*read_buf);
 
     read_buf = (COMPOUND_C_DATATYPE *)HDcalloc(1, read_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    VRFY((H5Dread(dset_id, memtype, memspace, filespace, plist_id, read_buf) >= 0), "Dataset read succeeded");
+    VRFY((H5Dread(dset_id, memtype, memspace, filespace, dxpl_id, read_buf) >= 0), "Dataset read succeeded");
 
     global_buf = (COMPOUND_C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != global_buf), "HDcalloc succeeded");
@@ -5752,7 +6717,7 @@ test_read_cmpd_filtered_dataset_type_conversion_unshared(void)
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
     VRFY((H5Tclose(filetype) >= 0), "File datatype close succeeded");
     VRFY((H5Tclose(memtype) >= 0), "Memory datatype close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -5772,7 +6737,8 @@ test_read_cmpd_filtered_dataset_type_conversion_unshared(void)
  *             05/17/2018
  */
 static void
-test_read_cmpd_filtered_dataset_type_conversion_shared(void)
+test_read_cmpd_filtered_dataset_type_conversion_shared(const char *parent_group, H5Z_filter_t filter_id,
+                                                       hid_t fapl_id, hid_t dcpl_id, hid_t dxpl_id)
 {
     COMPOUND_C_DATATYPE *read_buf    = NULL;
     COMPOUND_C_DATATYPE *correct_buf = NULL;
@@ -5786,8 +6752,10 @@ test_read_cmpd_filtered_dataset_type_conversion_shared(void)
     hsize_t              block[READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_DATASET_DIMS];
     hsize_t              flat_dims[1];
     size_t               i, read_buf_size, correct_buf_size;
-    hid_t                file_id, dset_id, plist_id, filetype, memtype;
-    hid_t                filespace, memspace;
+    hid_t                file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t                filetype = H5I_INVALID_HID, memtype = H5I_INVALID_HID;
+    hid_t                group_id  = H5I_INVALID_HID;
+    hid_t                filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
     int *                recvcounts = NULL;
     int *                displs     = NULL;
 
@@ -5795,7 +6763,12 @@ test_read_cmpd_filtered_dataset_type_conversion_shared(void)
         HDputs(
             "Testing read from shared filtered chunks in Compound Datatype dataset with Datatype conversion");
 
-    CHECK_CUR_FILTER_AVAIL();
+    /* SZIP and ScaleOffset filters don't support compound types */
+    if (filter_id == H5Z_FILTER_SZIP || filter_id == H5Z_FILTER_SCALEOFFSET) {
+        if (MAINPROCESS)
+            SKIPPED();
+        return;
+    }
 
     dataset_dims[0] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_NROWS;
     dataset_dims[1] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_NCOLS;
@@ -5851,6 +6824,9 @@ test_read_cmpd_filtered_dataset_type_conversion_shared(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         filespace = H5Screate_simple(READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_DATASET_DIMS,
                                      dataset_dims, NULL);
@@ -5860,46 +6836,45 @@ test_read_cmpd_filtered_dataset_type_conversion_shared(void)
         chunk_dims[0] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_CH_NROWS;
         chunk_dims[1] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_CH_NCOLS;
 
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY((H5Pset_chunk(plist_id, READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_DATASET_DIMS,
                            chunk_dims) >= 0),
              "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_DATASET_NAME,
+        dset_id = H5Dcreate2(group_id, READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_DATASET_NAME,
                              filetype, filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
         VRFY((H5Dwrite(dset_id, memtype, H5S_ALL, H5S_ALL, H5P_DEFAULT, correct_buf) >= 0),
              "Dataset write succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDONLY, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     dset_id =
-        H5Dopen2(file_id, "/" READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_DATASET_NAME, H5P_DEFAULT);
+        H5Dopen2(group_id, READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
     sel_dims[0] = (hsize_t)READ_COMPOUND_FILTERED_CHUNKS_TYPE_CONVERSION_SHARED_CH_NROWS / (hsize_t)mpi_size;
@@ -5939,18 +6914,12 @@ test_read_cmpd_filtered_dataset_type_conversion_shared(void)
     VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
          "Hyperslab selection succeeded");
 
-    /* Create property list for collective dataset read */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     read_buf_size = flat_dims[0] * sizeof(*read_buf);
 
     read_buf = (COMPOUND_C_DATATYPE *)HDcalloc(1, read_buf_size);
     VRFY((NULL != read_buf), "HDcalloc succeeded");
 
-    VRFY((H5Dread(dset_id, memtype, memspace, filespace, plist_id, read_buf) >= 0), "Dataset read succeeded");
+    VRFY((H5Dread(dset_id, memtype, memspace, filespace, dxpl_id, read_buf) >= 0), "Dataset read succeeded");
 
     global_buf = (COMPOUND_C_DATATYPE *)HDcalloc(1, correct_buf_size);
     VRFY((NULL != global_buf), "HDcalloc succeeded");
@@ -5989,7 +6958,7 @@ test_read_cmpd_filtered_dataset_type_conversion_shared(void)
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
     VRFY((H5Tclose(memtype) >= 0), "Memory datatype close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -6006,7 +6975,8 @@ test_read_cmpd_filtered_dataset_type_conversion_shared(void)
  *             08/03/2017
  */
 static void
-test_write_serial_read_parallel(void)
+test_write_serial_read_parallel(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *data        = NULL;
     C_DATATYPE *read_buf    = NULL;
@@ -6014,14 +6984,13 @@ test_write_serial_read_parallel(void)
     hsize_t     dataset_dims[WRITE_SERIAL_READ_PARALLEL_DATASET_DIMS];
     hsize_t     chunk_dims[WRITE_SERIAL_READ_PARALLEL_DATASET_DIMS];
     size_t      i, data_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing write file serially; read file in parallel");
 
-    CHECK_CUR_FILTER_AVAIL();
-
     dataset_dims[0] = (hsize_t)WRITE_SERIAL_READ_PARALLEL_NROWS;
     dataset_dims[1] = (hsize_t)WRITE_SERIAL_READ_PARALLEL_NCOLS;
     dataset_dims[2] = (hsize_t)WRITE_SERIAL_READ_PARALLEL_DEPTH;
@@ -6040,6 +7009,9 @@ test_write_serial_read_parallel(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
         /* Create the dataspace for the dataset */
         chunk_dims[0] = (hsize_t)WRITE_SERIAL_READ_PARALLEL_CH_NROWS;
         chunk_dims[1] = (hsize_t)WRITE_SERIAL_READ_PARALLEL_CH_NCOLS;
@@ -6049,20 +7021,22 @@ test_write_serial_read_parallel(void)
         VRFY((filespace >= 0), "File dataspace creation succeeded");
 
         /* Create chunked dataset */
-        plist_id = H5Pcreate(H5P_DATASET_CREATE);
-        VRFY((plist_id >= 0), "DCPL creation succeeded");
+        plist_id = H5Pcopy(dcpl_id);
+        VRFY((plist_id >= 0), "DCPL copy succeeded");
 
         VRFY((H5Pset_chunk(plist_id, WRITE_SERIAL_READ_PARALLEL_DATASET_DIMS, chunk_dims) >= 0),
              "Chunk size set");
 
         /* Add test filter to the pipeline */
-        VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+        VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-        dset_id = H5Dcreate2(file_id, WRITE_SERIAL_READ_PARALLEL_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
+        dset_id = H5Dcreate2(group_id, WRITE_SERIAL_READ_PARALLEL_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
                              H5P_DEFAULT, plist_id, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
         VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
         data_size = dataset_dims[0] * dataset_dims[1] * dataset_dims[2] * sizeof(*data);
@@ -6076,10 +7050,15 @@ test_write_serial_read_parallel(void)
         VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, H5P_DEFAULT, data) >= 0),
              "Dataset write succeeded");
 
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
         if (data)
             HDfree(data);
 
+        VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
     }
 
@@ -6095,28 +7074,16 @@ test_write_serial_read_parallel(void)
         correct_buf[i] = (long)i;
 
     /* All ranks open the file and verify their "portion" of the dataset is correct */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
-    dset_id = H5Dopen2(file_id, "/" WRITE_SERIAL_READ_PARALLEL_DATASET_NAME, H5P_DEFAULT);
+    dset_id = H5Dopen2(group_id, WRITE_SERIAL_READ_PARALLEL_DATASET_NAME, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset open succeeded");
 
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
-    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, plist_id, read_buf) >= 0),
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
          "Dataset read succeeded");
 
     VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
@@ -6127,13 +7094,13 @@ test_write_serial_read_parallel(void)
         HDfree(read_buf);
 
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
 }
 
-#if MPI_VERSION >= 3
+#ifdef H5_HAVE_PARALLEL_FILTERED_WRITES
 /*
  * Tests parallel write of filtered data
  * to a dataset. After the write has
@@ -6145,7 +7112,8 @@ test_write_serial_read_parallel(void)
  *             08/03/2017
  */
 static void
-test_write_parallel_read_serial(void)
+test_write_parallel_read_serial(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id,
+                                hid_t dcpl_id, hid_t dxpl_id)
 {
     C_DATATYPE *data        = NULL;
     C_DATATYPE *read_buf    = NULL;
@@ -6158,27 +7126,18 @@ test_write_parallel_read_serial(void)
     hsize_t     block[WRITE_PARALLEL_READ_SERIAL_DATASET_DIMS];
     hsize_t     offset[WRITE_PARALLEL_READ_SERIAL_DATASET_DIMS];
     size_t      i, data_size, correct_buf_size;
-    hid_t       file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t       filespace = -1, memspace = -1;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing write file in parallel; read serially");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = (hsize_t)WRITE_PARALLEL_READ_SERIAL_NROWS;
@@ -6198,20 +7157,22 @@ test_write_parallel_read_serial(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, WRITE_PARALLEL_READ_SERIAL_DATASET_DIMS, chunk_dims) >= 0),
          "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-    dset_id = H5Dcreate2(file_id, WRITE_PARALLEL_READ_SERIAL_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
+    dset_id = H5Dcreate2(group_id, WRITE_PARALLEL_READ_SERIAL_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
                          H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     /* Each process defines the dataset selection in memory and writes
@@ -6256,22 +7217,20 @@ test_write_parallel_read_serial(void)
     for (i = 0; i < data_size / sizeof(*data); i++)
         data[i] = (C_DATATYPE)GEN_DATA(i);
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
-    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, plist_id, data) >= 0),
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
          "Dataset write succeeded");
 
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
     if (data)
         HDfree(data);
 
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     if (MAINPROCESS) {
@@ -6286,7 +7245,10 @@ test_write_parallel_read_serial(void)
 
         VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
 
-        dset_id = H5Dopen2(file_id, "/" WRITE_PARALLEL_READ_SERIAL_DATASET_NAME, H5P_DEFAULT);
+        group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+        VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
+        dset_id = H5Dopen2(group_id, WRITE_PARALLEL_READ_SERIAL_DATASET_NAME, H5P_DEFAULT);
         VRFY((dset_id >= 0), "Dataset open succeeded");
 
         correct_buf_size = dataset_dims[0] * dataset_dims[1] * dataset_dims[2] * sizeof(*correct_buf);
@@ -6307,6 +7269,7 @@ test_write_parallel_read_serial(void)
         VRFY((0 == HDmemcmp(read_buf, correct_buf, correct_buf_size)), "Data verification succeeded");
 
         VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+        VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
         VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
         HDfree(correct_buf);
@@ -6326,9 +7289,11 @@ test_write_parallel_read_serial(void)
  *             06/04/2018
  */
 static void
-test_shrinking_growing_chunks(void)
+test_shrinking_growing_chunks(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id, hid_t dcpl_id,
+                              hid_t dxpl_id)
 {
-    double *data = NULL;
+    double *data     = NULL;
+    double *read_buf = NULL;
     hsize_t dataset_dims[SHRINKING_GROWING_CHUNKS_DATASET_DIMS];
     hsize_t chunk_dims[SHRINKING_GROWING_CHUNKS_DATASET_DIMS];
     hsize_t sel_dims[SHRINKING_GROWING_CHUNKS_DATASET_DIMS];
@@ -6337,27 +7302,18 @@ test_shrinking_growing_chunks(void)
     hsize_t count[SHRINKING_GROWING_CHUNKS_DATASET_DIMS];
     hsize_t block[SHRINKING_GROWING_CHUNKS_DATASET_DIMS];
     size_t  i, data_size;
-    hid_t   file_id = -1, dset_id = -1, plist_id = -1;
-    hid_t   filespace = -1, memspace = -1;
+    hid_t   file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t   group_id  = H5I_INVALID_HID;
+    hid_t   filespace = H5I_INVALID_HID, memspace = H5I_INVALID_HID;
 
     if (MAINPROCESS)
         HDputs("Testing continually shrinking/growing chunks");
 
-    CHECK_CUR_FILTER_AVAIL();
-
-    /* Set up file access property list with parallel I/O access */
-    plist_id = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((plist_id >= 0), "FAPL creation succeeded");
-
-    VRFY((H5Pset_fapl_mpio(plist_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(plist_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, plist_id);
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
     VRFY((file_id >= 0), "Test file open succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "FAPL close succeeded");
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
 
     /* Create the dataspace for the dataset */
     dataset_dims[0] = (hsize_t)SHRINKING_GROWING_CHUNKS_NROWS;
@@ -6374,19 +7330,21 @@ test_shrinking_growing_chunks(void)
     VRFY((memspace >= 0), "Memory dataspace creation succeeded");
 
     /* Create chunked dataset */
-    plist_id = H5Pcreate(H5P_DATASET_CREATE);
-    VRFY((plist_id >= 0), "DCPL creation succeeded");
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
 
     VRFY((H5Pset_chunk(plist_id, SHRINKING_GROWING_CHUNKS_DATASET_DIMS, chunk_dims) >= 0), "Chunk size set");
 
     /* Add test filter to the pipeline */
-    VRFY((set_dcpl_filter(plist_id) >= 0), "Filter set");
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
 
-    dset_id = H5Dcreate2(file_id, SHRINKING_GROWING_CHUNKS_DATASET_NAME, H5T_NATIVE_DOUBLE, filespace,
+    dset_id = H5Dcreate2(group_id, SHRINKING_GROWING_CHUNKS_DATASET_NAME, H5T_NATIVE_DOUBLE, filespace,
                          H5P_DEFAULT, plist_id, H5P_DEFAULT);
     VRFY((dset_id >= 0), "Dataset creation succeeded");
 
-    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
 
     /*
@@ -6417,39 +7375,1373 @@ test_shrinking_growing_chunks(void)
     VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
          "Hyperslab selection succeeded");
 
-    /* Create property list for collective dataset write */
-    plist_id = H5Pcreate(H5P_DATASET_XFER);
-    VRFY((plist_id >= 0), "DXPL creation succeeded");
-
-    VRFY((H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE) >= 0), "Set DXPL MPIO succeeded");
-
     data_size = sel_dims[0] * sel_dims[1] * sizeof(double);
 
     data = (double *)HDcalloc(1, data_size);
     VRFY((NULL != data), "HDcalloc succeeded");
 
+    read_buf = (double *)HDcalloc(1, data_size);
+    VRFY((NULL != read_buf), "HDcalloc succeeded");
+
     for (i = 0; i < SHRINKING_GROWING_CHUNKS_NLOOPS; i++) {
         /* Continually write random float data, followed by zeroed-out data */
-        if ((i % 2))
+        if (i % 2)
             HDmemset(data, 0, data_size);
         else {
             size_t j;
             for (j = 0; j < data_size / sizeof(*data); j++) {
-                data[j] = (float)(rand() / (double)(RAND_MAX / (double)1.0L));
+                data[j] = (rand() / (double)(RAND_MAX / (double)1.0L));
             }
         }
 
-        VRFY((H5Dwrite(dset_id, H5T_NATIVE_DOUBLE, memspace, filespace, plist_id, data) >= 0),
+        VRFY((H5Dwrite(dset_id, H5T_NATIVE_DOUBLE, memspace, filespace, dxpl_id, data) >= 0),
              "Dataset write succeeded");
+
+        /* Verify space allocation status */
+        verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+        if (i % 2) {
+            HDmemset(read_buf, 255, data_size);
+        }
+        else {
+            HDmemset(read_buf, 0, data_size);
+        }
+
+        VRFY((H5Dread(dset_id, H5T_NATIVE_DOUBLE, memspace, filespace, dxpl_id, read_buf) >= 0),
+             "Dataset read succeeded");
+
+        VRFY((0 == HDmemcmp(read_buf, data, data_size)), "data verification succeeded");
     }
 
+    if (read_buf)
+        HDfree(read_buf);
     if (data)
         HDfree(data);
 
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
     VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
     VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
     VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
-    VRFY((H5Pclose(plist_id) >= 0), "DXPL close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
+    VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
+
+    return;
+}
+
+/*
+ * Tests that filtered and unfiltered partial edge chunks can be
+ * written to and read from correctly in parallel when only one MPI
+ * rank writes to a particular partial edge chunk in the dataset.
+ *
+ * The dataset contains partial edge chunks in the second dimension.
+ * Each MPI rank selects a hyperslab in the shape of a single chunk
+ * that is offset to cover the whole edge chunk and part of the
+ * full chunk next to the edge chunk.
+ */
+static void
+test_edge_chunks_no_overlap(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id, hid_t dcpl_id,
+                            hid_t dxpl_id)
+{
+    C_DATATYPE *data     = NULL;
+    C_DATATYPE *read_buf = NULL;
+    hsize_t     dataset_dims[WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS];
+    hsize_t     chunk_dims[WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS];
+    hsize_t     sel_dims[WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS];
+    hsize_t     start[WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS];
+    hsize_t     stride[WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS];
+    hsize_t     count[WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS];
+    hsize_t     block[WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS];
+    size_t      i, data_size;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       memspace  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID;
+
+    if (MAINPROCESS)
+        HDputs("Testing write to unshared filtered edge chunks");
+
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
+    VRFY((file_id >= 0), "Test file open succeeded");
+
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
+    /* Create the dataspace for the dataset */
+    dataset_dims[0] = (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_NROWS;
+    dataset_dims[1] = (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_NCOLS;
+    chunk_dims[0]   = (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NROWS;
+    chunk_dims[1]   = (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS;
+    sel_dims[0]     = (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NROWS;
+    sel_dims[1]     = (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS;
+
+    /* Create 2-D memory dataspace */
+    memspace = H5Screate_simple(WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS, sel_dims, NULL);
+    VRFY((memspace >= 0), "Memory dataspace creation succeeded");
+
+    filespace = H5Screate_simple(WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS, dataset_dims, NULL);
+    VRFY((filespace >= 0), "File dataspace creation succeeded");
+
+    /* Create chunked dataset */
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
+
+    VRFY((H5Pset_chunk(plist_id, WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS, chunk_dims) >= 0),
+         "Chunk size set");
+
+    /* Add test filter to the pipeline */
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
+
+    dset_id = H5Dcreate2(group_id, WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
+                         filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset creation succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+
+    /* Each process defines the dataset selection in memory and writes
+     * it to the hyperslab in the file
+     */
+    count[0]  = 1;
+    count[1]  = 1;
+    stride[0] = (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NROWS;
+    stride[1] = (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS;
+    block[0]  = (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NROWS;
+    block[1]  = (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS;
+    start[0]  = ((hsize_t)mpi_rank * (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NROWS);
+    start[1] =
+        (hsize_t)(WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_NCOLS - WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS);
+
+    if (VERBOSE_MED) {
+        HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ]\n",
+                 mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0], block[1]);
+        HDfflush(stdout);
+    }
+
+    /* Select hyperslab in the file */
+    filespace = H5Dget_space(dset_id);
+    VRFY((filespace >= 0), "File dataspace retrieval succeeded");
+
+    VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+         "Hyperslab selection succeeded");
+
+    /* Fill data buffer */
+    data_size = sel_dims[0] * sel_dims[1] * sizeof(*data);
+
+    data = (C_DATATYPE *)HDcalloc(1, data_size);
+    VRFY((NULL != data), "HDcalloc succeeded");
+
+    read_buf = (C_DATATYPE *)HDcalloc(1, data_size);
+    VRFY((NULL != read_buf), "HDcalloc succeeded");
+
+    for (i = 0; i < data_size / sizeof(*data); i++)
+        data[i] = (C_DATATYPE)GEN_DATA(i);
+
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+         "Dataset write succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, (mpi_size > 1) ? SOME_CHUNKS_WRITTEN : ALL_CHUNKS_WRITTEN);
+
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    /* Verify the correct data was written */
+    dset_id = H5Dopen2(group_id, WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_NAME, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset open succeeded");
+
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    VRFY((0 == HDmemcmp(read_buf, data, data_size)), "Data verification succeeded");
+
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    /* Repeat the previous, but set option to not filter partial edge chunks */
+    if (MAINPROCESS)
+        HDputs("Testing write to unshared unfiltered edge chunks");
+
+    H5Pset_chunk_opts(plist_id, H5D_CHUNK_DONT_FILTER_PARTIAL_CHUNKS);
+
+    dset_id = H5Dcreate2(group_id, WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_NAME2, HDF5_DATATYPE_NAME,
+                         filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset creation succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+
+    /* Each process defines the dataset selection in memory and writes
+     * it to the hyperslab in the file
+     */
+    count[0]  = 1;
+    count[1]  = 1;
+    stride[0] = (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NROWS;
+    stride[1] = (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS;
+    block[0]  = (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NROWS;
+    block[1]  = (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS;
+    start[0]  = ((hsize_t)mpi_rank * (hsize_t)WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NROWS);
+    start[1] =
+        (hsize_t)(WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_NCOLS - WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS);
+
+    if (VERBOSE_MED) {
+        HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ]\n",
+                 mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0], block[1]);
+        HDfflush(stdout);
+    }
+
+    /* Select hyperslab in the file */
+    filespace = H5Dget_space(dset_id);
+    VRFY((filespace >= 0), "File dataspace retrieval succeeded");
+
+    VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+         "Hyperslab selection succeeded");
+
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+         "Dataset write succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, (mpi_size > 1) ? SOME_CHUNKS_WRITTEN : ALL_CHUNKS_WRITTEN);
+
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    /* Verify the correct data was written */
+    dset_id = H5Dopen2(group_id, WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_NAME2, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset open succeeded");
+
+    HDmemset(read_buf, 255, data_size);
+
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    VRFY((0 == HDmemcmp(read_buf, data, data_size)), "Data verification succeeded");
+
+    if (data)
+        HDfree(data);
+    if (read_buf)
+        HDfree(read_buf);
+
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
+    VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
+
+    return;
+}
+
+/*
+ * Tests that filtered and unfiltered partial edge chunks can be
+ * written to and read from correctly in parallel when every MPI
+ * rank writes to every partial edge chunk in the dataset.
+ *
+ * The dataset contains partial edge chunks in the second dimension.
+ * Each MPI rank selects a hyperslab in the shape of one row of each
+ * chunk that is offset in the second dimension to cover the whole
+ * edge chunk and part of the full chunk next to the edge chunk.
+ */
+static void
+test_edge_chunks_overlap(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id, hid_t dcpl_id,
+                         hid_t dxpl_id)
+{
+    C_DATATYPE *data     = NULL;
+    C_DATATYPE *read_buf = NULL;
+    hsize_t     dataset_dims[WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS];
+    hsize_t     chunk_dims[WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS];
+    hsize_t     sel_dims[WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS];
+    hsize_t     start[WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS];
+    hsize_t     stride[WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS];
+    hsize_t     count[WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS];
+    hsize_t     block[WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS];
+    size_t      i, data_size;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id  = H5I_INVALID_HID;
+    hid_t       memspace  = H5I_INVALID_HID;
+    hid_t       filespace = H5I_INVALID_HID;
+
+    if (MAINPROCESS)
+        HDputs("Testing write to shared filtered edge chunks");
+
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
+    VRFY((file_id >= 0), "Test file open succeeded");
+
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
+    /* Create the dataspace for the dataset */
+    dataset_dims[0] = (hsize_t)WRITE_SHARED_FILTERED_EDGE_CHUNKS_NROWS;
+    dataset_dims[1] = (hsize_t)WRITE_SHARED_FILTERED_EDGE_CHUNKS_NCOLS;
+    chunk_dims[0]   = (hsize_t)WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NROWS;
+    chunk_dims[1]   = (hsize_t)WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS;
+    sel_dims[0]     = (hsize_t)DIM0_SCALE_FACTOR;
+    sel_dims[1]     = (hsize_t)WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS;
+
+    /* Create 2-D memory dataspace */
+    memspace = H5Screate_simple(WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS, sel_dims, NULL);
+    VRFY((memspace >= 0), "Memory dataspace creation succeeded");
+
+    filespace = H5Screate_simple(WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS, dataset_dims, NULL);
+    VRFY((filespace >= 0), "File dataspace creation succeeded");
+
+    /* Create chunked dataset */
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
+
+    VRFY((H5Pset_chunk(plist_id, WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS, chunk_dims) >= 0),
+         "Chunk size set");
+
+    /* Add test filter to the pipeline */
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
+
+    dset_id = H5Dcreate2(group_id, WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_NAME, HDF5_DATATYPE_NAME,
+                         filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset creation succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+
+    /* Each process defines the dataset selection in memory and writes
+     * it to the hyperslab in the file
+     */
+    count[0] =
+        (hsize_t)(WRITE_SHARED_FILTERED_EDGE_CHUNKS_NROWS / WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NROWS);
+    count[1]  = 1;
+    stride[0] = (hsize_t)WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NROWS;
+    stride[1] = (hsize_t)WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS;
+    block[0]  = (hsize_t)1;
+    block[1]  = (hsize_t)WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS;
+    start[0]  = (hsize_t)mpi_rank;
+    start[1] =
+        (hsize_t)(WRITE_SHARED_FILTERED_EDGE_CHUNKS_NCOLS - WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS);
+
+    if (VERBOSE_MED) {
+        HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ]\n",
+                 mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0], block[1]);
+        HDfflush(stdout);
+    }
+
+    /* Select hyperslab in the file */
+    filespace = H5Dget_space(dset_id);
+    VRFY((filespace >= 0), "File dataspace retrieval succeeded");
+
+    VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+         "Hyperslab selection succeeded");
+
+    /* Fill data buffer */
+    data_size = sel_dims[0] * sel_dims[1] * sizeof(*data);
+
+    data = (C_DATATYPE *)HDcalloc(1, data_size);
+    VRFY((NULL != data), "HDcalloc succeeded");
+
+    read_buf = (C_DATATYPE *)HDcalloc(1, data_size);
+    VRFY((NULL != read_buf), "HDcalloc succeeded");
+
+    for (i = 0; i < data_size / sizeof(*data); i++)
+        data[i] = (C_DATATYPE)GEN_DATA(i);
+
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+         "Dataset write succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, SOME_CHUNKS_WRITTEN);
+
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    /* Verify the correct data was written */
+    dset_id = H5Dopen2(group_id, WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_NAME, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset open succeeded");
+
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    VRFY((0 == HDmemcmp(read_buf, data, data_size)), "Data verification succeeded");
+
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    /* Repeat the previous, but set option to not filter partial edge chunks */
+    if (MAINPROCESS)
+        HDputs("Testing write to shared unfiltered edge chunks");
+
+    H5Pset_chunk_opts(plist_id, H5D_CHUNK_DONT_FILTER_PARTIAL_CHUNKS);
+
+    dset_id = H5Dcreate2(group_id, WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_NAME2, HDF5_DATATYPE_NAME,
+                         filespace, H5P_DEFAULT, plist_id, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset creation succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+
+    /* Each process defines the dataset selection in memory and writes
+     * it to the hyperslab in the file
+     */
+    count[0] =
+        (hsize_t)(WRITE_SHARED_FILTERED_EDGE_CHUNKS_NROWS / WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NROWS);
+    count[1]  = 1;
+    stride[0] = (hsize_t)WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NROWS;
+    stride[1] = (hsize_t)WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS;
+    block[0]  = (hsize_t)1;
+    block[1]  = (hsize_t)WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS;
+    start[0]  = (hsize_t)mpi_rank;
+    start[1] =
+        (hsize_t)(WRITE_SHARED_FILTERED_EDGE_CHUNKS_NCOLS - WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS);
+
+    if (VERBOSE_MED) {
+        HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ]\n",
+                 mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0], block[1]);
+        HDfflush(stdout);
+    }
+
+    /* Select hyperslab in the file */
+    filespace = H5Dget_space(dset_id);
+    VRFY((filespace >= 0), "File dataspace retrieval succeeded");
+
+    VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+         "Hyperslab selection succeeded");
+
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+         "Dataset write succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, SOME_CHUNKS_WRITTEN);
+
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    /* Verify the correct data was written */
+    dset_id = H5Dopen2(group_id, WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_NAME2, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset open succeeded");
+
+    HDmemset(read_buf, 255, data_size);
+
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    VRFY((0 == HDmemcmp(read_buf, data, data_size)), "Data verification succeeded");
+
+    if (data)
+        HDfree(data);
+    if (read_buf)
+        HDfree(read_buf);
+
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
+    VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
+
+    return;
+}
+
+/*
+ * Tests that filtered and unfiltered partial edge chunks can be
+ * written to and read from correctly in parallel when only one
+ * MPI rank writes to a particular edge chunk in the dataset and
+ * only performs a partial write to the edge chunk.
+ *
+ * The dataset contains partial edge chunks in the second dimension.
+ * Each MPI rank selects a hyperslab in the shape of part of a single
+ * edge chunk and writes to just a portion of the edge chunk.
+ */
+static void
+test_edge_chunks_partial_write(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id, hid_t dcpl_id,
+                               hid_t dxpl_id)
+{
+    /* TODO */
+}
+
+/*
+ * Tests that the parallel compression feature correctly handles
+ * writing fill values to a dataset and reading fill values from
+ * unallocated parts of a dataset.
+ */
+static void
+test_fill_values(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id, hid_t dcpl_id,
+                 hid_t dxpl_id)
+{
+    C_DATATYPE *data        = NULL;
+    C_DATATYPE *read_buf    = NULL;
+    C_DATATYPE *correct_buf = NULL;
+    C_DATATYPE  fill_value;
+    hsize_t     dataset_dims[FILL_VALUES_TEST_DATASET_DIMS];
+    hsize_t     chunk_dims[FILL_VALUES_TEST_DATASET_DIMS];
+    hsize_t     sel_dims[FILL_VALUES_TEST_DATASET_DIMS];
+    hsize_t     start[FILL_VALUES_TEST_DATASET_DIMS];
+    hsize_t     stride[FILL_VALUES_TEST_DATASET_DIMS];
+    hsize_t     count[FILL_VALUES_TEST_DATASET_DIMS];
+    hsize_t     block[FILL_VALUES_TEST_DATASET_DIMS];
+    size_t      i, data_size, read_buf_size;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id   = H5I_INVALID_HID;
+    hid_t       memspace   = H5I_INVALID_HID;
+    hid_t       filespace  = H5I_INVALID_HID;
+    int *       recvcounts = NULL;
+    int *       displs     = NULL;
+
+    if (MAINPROCESS)
+        HDputs("Testing fill values");
+
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
+    VRFY((file_id >= 0), "Test file open succeeded");
+
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
+    /* Create the dataspace for the dataset */
+    dataset_dims[0] = (hsize_t)FILL_VALUES_TEST_NROWS;
+    dataset_dims[1] = (hsize_t)FILL_VALUES_TEST_NCOLS;
+    chunk_dims[0]   = (hsize_t)FILL_VALUES_TEST_CH_NROWS;
+    chunk_dims[1]   = (hsize_t)FILL_VALUES_TEST_CH_NCOLS;
+    sel_dims[0]     = (hsize_t)DIM0_SCALE_FACTOR;
+    sel_dims[1]     = (hsize_t)FILL_VALUES_TEST_CH_NCOLS * (hsize_t)DIM1_SCALE_FACTOR;
+
+    filespace = H5Screate_simple(FILL_VALUES_TEST_DATASET_DIMS, dataset_dims, NULL);
+    VRFY((filespace >= 0), "File dataspace creation succeeded");
+
+    /* Create chunked dataset */
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
+
+    VRFY((H5Pset_chunk(plist_id, FILL_VALUES_TEST_DATASET_DIMS, chunk_dims) >= 0), "Chunk size set");
+
+    /* Add test filter to the pipeline */
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
+
+    /* Set a fill value */
+    fill_value = FILL_VALUES_TEST_FILL_VAL;
+    VRFY((H5Pset_fill_value(plist_id, HDF5_DATATYPE_NAME, &fill_value) >= 0), "Fill Value set");
+
+    dset_id = H5Dcreate2(group_id, FILL_VALUES_TEST_DATASET_NAME, HDF5_DATATYPE_NAME, filespace, H5P_DEFAULT,
+                         plist_id, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset creation succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+
+    /* Allocate buffer for reading entire dataset */
+    read_buf_size = dataset_dims[0] * dataset_dims[1] * sizeof(*read_buf);
+
+    read_buf = HDcalloc(1, read_buf_size);
+    VRFY((NULL != read_buf), "HDcalloc succeeded");
+
+    correct_buf = HDcalloc(1, read_buf_size);
+    VRFY((NULL != correct_buf), "HDcalloc succeeded");
+
+    /* Read entire dataset and verify that the fill value is returned */
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    for (i = 0; i < read_buf_size / sizeof(*read_buf); i++)
+        correct_buf[i] = FILL_VALUES_TEST_FILL_VAL;
+
+    VRFY((0 == HDmemcmp(read_buf, correct_buf, read_buf_size)), "Data verification succeeded");
+
+    /*
+     * Write to part of the first chunk in the dataset with
+     * all ranks, then read the whole dataset and ensure that
+     * the fill value is returned for the unwritten part of
+     * the chunk, as well as for the rest of the dataset that
+     * hasn't been written to yet.
+     */
+    count[0]  = 1;
+    count[1]  = 1;
+    stride[0] = (hsize_t)FILL_VALUES_TEST_CH_NROWS;
+    stride[1] = (hsize_t)FILL_VALUES_TEST_CH_NCOLS;
+    block[0]  = 1;
+    block[1]  = (hsize_t)(FILL_VALUES_TEST_CH_NCOLS - 1);
+    start[0]  = (hsize_t)mpi_rank;
+    start[1]  = 0;
+
+    if (VERBOSE_MED) {
+        HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ]\n",
+                 mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0], block[1]);
+        HDfflush(stdout);
+    }
+
+    /* Select hyperslab in the file */
+    filespace = H5Dget_space(dset_id);
+    VRFY((filespace >= 0), "File dataspace retrieval succeeded");
+
+    VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+         "Hyperslab selection succeeded");
+
+    /* Fill data buffer */
+    data_size = sel_dims[0] * sel_dims[1] * sizeof(*data);
+
+    data = (C_DATATYPE *)HDcalloc(1, data_size);
+    VRFY((NULL != data), "HDcalloc succeeded");
+
+    for (i = 0; i < data_size / sizeof(*data); i++)
+        data[i] = (C_DATATYPE)GEN_DATA(i);
+
+    /* Set selected dims and create 2-D memory dataspace */
+    sel_dims[0] = (hsize_t)(count[0] * block[0]);
+    sel_dims[1] = (hsize_t)(count[1] * block[1]);
+    memspace    = H5Screate_simple(FILL_VALUES_TEST_DATASET_DIMS, sel_dims, NULL);
+    VRFY((memspace >= 0), "Memory dataspace creation succeeded");
+
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+         "Dataset write succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, SOME_CHUNKS_WRITTEN);
+
+    VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    /* Verify correct data was written */
+    dset_id = H5Dopen2(group_id, FILL_VALUES_TEST_DATASET_NAME, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset open succeeded");
+
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    /*
+     * Each MPI rank communicates their written piece of data
+     * into each other rank's correctness-checking buffer
+     */
+    recvcounts = HDcalloc(1, (size_t)mpi_size * sizeof(*recvcounts));
+    VRFY((NULL != recvcounts), "HDcalloc succeeded");
+
+    displs = HDcalloc(1, (size_t)mpi_size * sizeof(*displs));
+    VRFY((NULL != displs), "HDcalloc succeeded");
+
+    for (i = 0; i < (size_t)mpi_size; i++) {
+        recvcounts[i] = (int)(count[1] * block[1]);
+        displs[i]     = (int)(i * dataset_dims[1]);
+    }
+
+    VRFY((MPI_SUCCESS == MPI_Allgatherv(data, recvcounts[mpi_rank], C_DATATYPE_MPI, correct_buf, recvcounts,
+                                        displs, C_DATATYPE_MPI, comm)),
+         "MPI_Allgatherv succeeded");
+
+    VRFY((0 == HDmemcmp(read_buf, correct_buf, read_buf_size)), "Data verification succeeded");
+
+    /*
+     * Write to whole dataset and ensure fill value isn't returned
+     * after reading whole dataset back
+     */
+
+    /* Each process defines the dataset selection in memory and writes
+     * it to the hyperslab in the file
+     */
+    count[0]  = (hsize_t)FILL_VALUES_TEST_NROWS / (hsize_t)FILL_VALUES_TEST_CH_NROWS;
+    count[1]  = (hsize_t)FILL_VALUES_TEST_NCOLS / (hsize_t)FILL_VALUES_TEST_CH_NCOLS;
+    stride[0] = (hsize_t)FILL_VALUES_TEST_CH_NROWS;
+    stride[1] = (hsize_t)FILL_VALUES_TEST_CH_NCOLS;
+    block[0]  = (hsize_t)FILL_VALUES_TEST_CH_NROWS / (hsize_t)mpi_size;
+    block[1]  = (hsize_t)FILL_VALUES_TEST_CH_NCOLS;
+    start[0]  = (hsize_t)mpi_rank * block[0];
+    start[1]  = 0;
+
+    if (VERBOSE_MED) {
+        HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ]\n",
+                 mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0], block[1]);
+        HDfflush(stdout);
+    }
+
+    VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+         "Hyperslab selection succeeded");
+
+    /* Set selected dims and create 2-D memory dataspace */
+    sel_dims[0] = (hsize_t)DIM0_SCALE_FACTOR;
+    sel_dims[1] = (hsize_t)FILL_VALUES_TEST_CH_NCOLS * (hsize_t)DIM1_SCALE_FACTOR;
+    memspace    = H5Screate_simple(FILL_VALUES_TEST_DATASET_DIMS, sel_dims, NULL);
+    VRFY((memspace >= 0), "Memory dataspace creation succeeded");
+
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+         "Dataset write succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    /* Verify correct data was written */
+    dset_id = H5Dopen2(group_id, FILL_VALUES_TEST_DATASET_NAME, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset open succeeded");
+
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    for (i = 0; i < read_buf_size / sizeof(*read_buf); i++)
+        VRFY((read_buf[i] != FILL_VALUES_TEST_FILL_VAL), "Data verification succeeded");
+
+    VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    /********************************************************************
+     * Set the fill time to H5D_FILL_TIME_ALLOC and repeat the previous *
+     ********************************************************************/
+
+    VRFY((H5Pset_fill_time(plist_id, H5D_FILL_TIME_ALLOC) >= 0), "H5Pset_fill_time succeeded");
+
+    dset_id = H5Dcreate2(group_id, FILL_VALUES_TEST_DATASET_NAME2, HDF5_DATATYPE_NAME, filespace, H5P_DEFAULT,
+                         plist_id, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset creation succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+
+    /* Read entire dataset and verify that the fill value is returned */
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    for (i = 0; i < read_buf_size / sizeof(*read_buf); i++)
+        correct_buf[i] = FILL_VALUES_TEST_FILL_VAL;
+
+    VRFY((0 == HDmemcmp(read_buf, correct_buf, read_buf_size)), "Data verification succeeded");
+
+    /*
+     * Write to part of the first chunk in the dataset with
+     * all ranks, then read the whole dataset and ensure that
+     * the fill value is returned for the unwritten part of
+     * the chunk, as well as for the rest of the dataset that
+     * hasn't been written to yet.
+     */
+    count[0]  = 1;
+    count[1]  = 1;
+    stride[0] = (hsize_t)FILL_VALUES_TEST_CH_NROWS;
+    stride[1] = (hsize_t)FILL_VALUES_TEST_CH_NCOLS;
+    block[0]  = 1;
+    block[1]  = (hsize_t)(FILL_VALUES_TEST_CH_NCOLS - 1);
+    start[0]  = (hsize_t)mpi_rank;
+    start[1]  = 0;
+
+    if (VERBOSE_MED) {
+        HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ]\n",
+                 mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0], block[1]);
+        HDfflush(stdout);
+    }
+
+    /* Select hyperslab in the file */
+    filespace = H5Dget_space(dset_id);
+    VRFY((filespace >= 0), "File dataspace retrieval succeeded");
+
+    VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+         "Hyperslab selection succeeded");
+
+    for (i = 0; i < data_size / sizeof(*data); i++)
+        data[i] = (C_DATATYPE)GEN_DATA(i);
+
+    /* Set selected dims and create 2-D memory dataspace */
+    sel_dims[0] = (hsize_t)(count[0] * block[0]);
+    sel_dims[1] = (hsize_t)(count[1] * block[1]);
+    memspace    = H5Screate_simple(FILL_VALUES_TEST_DATASET_DIMS, sel_dims, NULL);
+    VRFY((memspace >= 0), "Memory dataspace creation succeeded");
+
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+         "Dataset write succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, SOME_CHUNKS_WRITTEN);
+
+    VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    /* Verify correct data was written */
+    dset_id = H5Dopen2(group_id, FILL_VALUES_TEST_DATASET_NAME2, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset open succeeded");
+
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    for (i = 0; i < (size_t)mpi_size; i++) {
+        recvcounts[i] = (int)(count[1] * block[1]);
+        displs[i]     = (int)(i * dataset_dims[1]);
+    }
+
+    /*
+     * Each MPI rank communicates their written piece of data
+     * into each other rank's correctness-checking buffer
+     */
+    VRFY((MPI_SUCCESS == MPI_Allgatherv(data, recvcounts[mpi_rank], C_DATATYPE_MPI, correct_buf, recvcounts,
+                                        displs, C_DATATYPE_MPI, comm)),
+         "MPI_Allgatherv succeeded");
+
+    VRFY((0 == HDmemcmp(read_buf, correct_buf, read_buf_size)), "Data verification succeeded");
+
+    /*
+     * Write to whole dataset and ensure fill value isn't returned
+     * after reading whole dataset back
+     */
+
+    /* Each process defines the dataset selection in memory and writes
+     * it to the hyperslab in the file
+     */
+    count[0]  = (hsize_t)FILL_VALUES_TEST_NROWS / (hsize_t)FILL_VALUES_TEST_CH_NROWS;
+    count[1]  = (hsize_t)FILL_VALUES_TEST_NCOLS / (hsize_t)FILL_VALUES_TEST_CH_NCOLS;
+    stride[0] = (hsize_t)FILL_VALUES_TEST_CH_NROWS;
+    stride[1] = (hsize_t)FILL_VALUES_TEST_CH_NCOLS;
+    block[0]  = (hsize_t)FILL_VALUES_TEST_CH_NROWS / (hsize_t)mpi_size;
+    block[1]  = (hsize_t)FILL_VALUES_TEST_CH_NCOLS;
+    start[0]  = (hsize_t)mpi_rank * block[0];
+    start[1]  = 0;
+
+    if (VERBOSE_MED) {
+        HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ]\n",
+                 mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0], block[1]);
+        HDfflush(stdout);
+    }
+
+    VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+         "Hyperslab selection succeeded");
+
+    /* Set selected dims and create 2-D memory dataspace */
+    sel_dims[0] = (hsize_t)DIM0_SCALE_FACTOR;
+    sel_dims[1] = (hsize_t)FILL_VALUES_TEST_CH_NCOLS * (hsize_t)DIM1_SCALE_FACTOR;
+    memspace    = H5Screate_simple(FILL_VALUES_TEST_DATASET_DIMS, sel_dims, NULL);
+    VRFY((memspace >= 0), "Memory dataspace creation succeeded");
+
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+         "Dataset write succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    /* Verify correct data was written */
+    dset_id = H5Dopen2(group_id, FILL_VALUES_TEST_DATASET_NAME2, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset open succeeded");
+
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    for (i = 0; i < read_buf_size / sizeof(*read_buf); i++)
+        VRFY((read_buf[i] != FILL_VALUES_TEST_FILL_VAL), "Data verification succeeded");
+
+    if (displs)
+        HDfree(displs);
+    if (recvcounts)
+        HDfree(recvcounts);
+    if (data)
+        HDfree(data);
+    if (read_buf)
+        HDfree(read_buf);
+    if (correct_buf)
+        HDfree(correct_buf);
+
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+    VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
+    VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
+
+    return;
+}
+
+/*
+ * Tests that the parallel compression feature can handle
+ * an undefined fill value. Nothing is verified in this
+ * test since the fill value isn't defined.
+ */
+static void
+test_fill_value_undefined(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id, hid_t dcpl_id,
+                          hid_t dxpl_id)
+{
+    H5D_alloc_time_t alloc_time;
+    C_DATATYPE *     data     = NULL;
+    C_DATATYPE *     read_buf = NULL;
+    hsize_t          dataset_dims[FILL_VALUE_UNDEFINED_TEST_DATASET_DIMS];
+    hsize_t          chunk_dims[FILL_VALUE_UNDEFINED_TEST_DATASET_DIMS];
+    hsize_t          sel_dims[FILL_VALUE_UNDEFINED_TEST_DATASET_DIMS];
+    hsize_t          start[FILL_VALUE_UNDEFINED_TEST_DATASET_DIMS];
+    hsize_t          stride[FILL_VALUE_UNDEFINED_TEST_DATASET_DIMS];
+    hsize_t          count[FILL_VALUE_UNDEFINED_TEST_DATASET_DIMS];
+    hsize_t          block[FILL_VALUE_UNDEFINED_TEST_DATASET_DIMS];
+    size_t           i, data_size, read_buf_size;
+    hid_t            file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t            group_id  = H5I_INVALID_HID;
+    hid_t            memspace  = H5I_INVALID_HID;
+    hid_t            filespace = H5I_INVALID_HID;
+
+    if (MAINPROCESS)
+        HDputs("Testing undefined fill value");
+
+    VRFY((H5Pget_alloc_time(dcpl_id, &alloc_time) >= 0), "H5Pget_alloc_time succeeded");
+
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
+    VRFY((file_id >= 0), "Test file open succeeded");
+
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
+    /* Create the dataspace for the dataset */
+    dataset_dims[0] = (hsize_t)FILL_VALUE_UNDEFINED_TEST_NROWS;
+    dataset_dims[1] = (hsize_t)FILL_VALUE_UNDEFINED_TEST_NCOLS;
+    chunk_dims[0]   = (hsize_t)FILL_VALUE_UNDEFINED_TEST_CH_NROWS;
+    chunk_dims[1]   = (hsize_t)FILL_VALUE_UNDEFINED_TEST_CH_NCOLS;
+    sel_dims[0]     = (hsize_t)DIM0_SCALE_FACTOR;
+    sel_dims[1]     = (hsize_t)FILL_VALUE_UNDEFINED_TEST_CH_NCOLS * (hsize_t)DIM1_SCALE_FACTOR;
+
+    filespace = H5Screate_simple(FILL_VALUE_UNDEFINED_TEST_DATASET_DIMS, dataset_dims, NULL);
+    VRFY((filespace >= 0), "File dataspace creation succeeded");
+
+    /* Create chunked dataset */
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
+
+    VRFY((H5Pset_chunk(plist_id, FILL_VALUE_UNDEFINED_TEST_DATASET_DIMS, chunk_dims) >= 0), "Chunk size set");
+
+    /* Add test filter to the pipeline */
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
+
+    /* Set an undefined fill value */
+    VRFY((H5Pset_fill_value(plist_id, HDF5_DATATYPE_NAME, NULL) >= 0), "Fill Value set");
+
+    dset_id = H5Dcreate2(group_id, FILL_VALUE_UNDEFINED_TEST_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
+                         H5P_DEFAULT, plist_id, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset creation succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+
+    /* Allocate buffer for reading entire dataset */
+    read_buf_size = dataset_dims[0] * dataset_dims[1] * sizeof(*read_buf);
+
+    read_buf = HDcalloc(1, read_buf_size);
+    VRFY((NULL != read_buf), "HDcalloc succeeded");
+
+    /*
+     * Read entire dataset - nothing to verify since there's no fill value.
+     * If not using early space allocation, the read should fail since storage
+     * isn't allocated yet and no fill value is defined.
+     */
+    if (alloc_time == H5D_ALLOC_TIME_EARLY) {
+        VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
+             "Dataset read succeeded");
+    }
+    else {
+        H5E_BEGIN_TRY
+        {
+            VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) < 0),
+                 "Dataset read succeeded");
+        }
+        H5E_END_TRY;
+    }
+
+    /*
+     * Write to part of the first chunk in the dataset with
+     * all ranks, then read the whole dataset. Don't verify
+     * anything since there's no fill value defined.
+     */
+    count[0]  = 1;
+    count[1]  = 1;
+    stride[0] = (hsize_t)FILL_VALUE_UNDEFINED_TEST_CH_NROWS;
+    stride[1] = (hsize_t)FILL_VALUE_UNDEFINED_TEST_CH_NCOLS;
+    block[0]  = 1;
+    block[1]  = (hsize_t)(FILL_VALUE_UNDEFINED_TEST_CH_NCOLS - 1);
+    start[0]  = (hsize_t)mpi_rank;
+    start[1]  = 0;
+
+    if (VERBOSE_MED) {
+        HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ]\n",
+                 mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0], block[1]);
+        HDfflush(stdout);
+    }
+
+    /* Select hyperslab in the file */
+    filespace = H5Dget_space(dset_id);
+    VRFY((filespace >= 0), "File dataspace retrieval succeeded");
+
+    VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+         "Hyperslab selection succeeded");
+
+    /* Fill data buffer */
+    data_size = sel_dims[0] * sel_dims[1] * sizeof(*data);
+
+    data = (C_DATATYPE *)HDcalloc(1, data_size);
+    VRFY((NULL != data), "HDcalloc succeeded");
+
+    for (i = 0; i < data_size / sizeof(*data); i++)
+        data[i] = (C_DATATYPE)GEN_DATA(i);
+
+    /* Set selected dims and create 2-D memory dataspace */
+    sel_dims[0] = (hsize_t)(count[0] * block[0]);
+    sel_dims[1] = (hsize_t)(count[1] * block[1]);
+    memspace    = H5Screate_simple(FILL_VALUE_UNDEFINED_TEST_DATASET_DIMS, sel_dims, NULL);
+    VRFY((memspace >= 0), "Memory dataspace creation succeeded");
+
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+         "Dataset write succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, SOME_CHUNKS_WRITTEN);
+
+    VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    dset_id = H5Dopen2(group_id, FILL_VALUE_UNDEFINED_TEST_DATASET_NAME, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset open succeeded");
+
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    /*
+     * Write to whole dataset and ensure data is correct
+     * after reading whole dataset back
+     */
+
+    /* Each process defines the dataset selection in memory and writes
+     * it to the hyperslab in the file
+     */
+    count[0]  = (hsize_t)FILL_VALUE_UNDEFINED_TEST_NROWS / (hsize_t)FILL_VALUE_UNDEFINED_TEST_CH_NROWS;
+    count[1]  = (hsize_t)FILL_VALUE_UNDEFINED_TEST_NCOLS / (hsize_t)FILL_VALUE_UNDEFINED_TEST_CH_NCOLS;
+    stride[0] = (hsize_t)FILL_VALUE_UNDEFINED_TEST_CH_NROWS;
+    stride[1] = (hsize_t)FILL_VALUE_UNDEFINED_TEST_CH_NCOLS;
+    block[0]  = (hsize_t)FILL_VALUE_UNDEFINED_TEST_CH_NROWS / (hsize_t)mpi_size;
+    block[1]  = (hsize_t)FILL_VALUE_UNDEFINED_TEST_CH_NCOLS;
+    start[0]  = (hsize_t)mpi_rank * block[0];
+    start[1]  = 0;
+
+    if (VERBOSE_MED) {
+        HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ]\n",
+                 mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0], block[1]);
+        HDfflush(stdout);
+    }
+
+    VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+         "Hyperslab selection succeeded");
+
+    /* Set selected dims and create 2-D memory dataspace */
+    sel_dims[0] = (hsize_t)DIM0_SCALE_FACTOR;
+    sel_dims[1] = (hsize_t)FILL_VALUE_UNDEFINED_TEST_CH_NCOLS * (hsize_t)DIM1_SCALE_FACTOR;
+    memspace    = H5Screate_simple(FILL_VALUE_UNDEFINED_TEST_DATASET_DIMS, sel_dims, NULL);
+    VRFY((memspace >= 0), "Memory dataspace creation succeeded");
+
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+         "Dataset write succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    /* Verify correct data was written */
+    dset_id = H5Dopen2(group_id, FILL_VALUE_UNDEFINED_TEST_DATASET_NAME, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset open succeeded");
+
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    if (data)
+        HDfree(data);
+    if (read_buf)
+        HDfree(read_buf);
+
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+    VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
+    VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
+
+    return;
+}
+
+/*
+ * Tests that the parallel compression feature correctly handles
+ * avoiding writing fill values to a dataset when the fill time
+ * is set as H5D_FILL_TIME_NEVER.
+ */
+static void
+test_fill_time_never(const char *parent_group, H5Z_filter_t filter_id, hid_t fapl_id, hid_t dcpl_id,
+                     hid_t dxpl_id)
+{
+    C_DATATYPE *data     = NULL;
+    C_DATATYPE *read_buf = NULL;
+    C_DATATYPE *fill_buf = NULL;
+    C_DATATYPE  fill_value;
+    hsize_t     dataset_dims[FILL_TIME_NEVER_TEST_DATASET_DIMS];
+    hsize_t     chunk_dims[FILL_TIME_NEVER_TEST_DATASET_DIMS];
+    hsize_t     sel_dims[FILL_TIME_NEVER_TEST_DATASET_DIMS];
+    hsize_t     start[FILL_TIME_NEVER_TEST_DATASET_DIMS];
+    hsize_t     stride[FILL_TIME_NEVER_TEST_DATASET_DIMS];
+    hsize_t     count[FILL_TIME_NEVER_TEST_DATASET_DIMS];
+    hsize_t     block[FILL_TIME_NEVER_TEST_DATASET_DIMS];
+    size_t      i, data_size, read_buf_size;
+    hid_t       file_id = H5I_INVALID_HID, dset_id = H5I_INVALID_HID, plist_id = H5I_INVALID_HID;
+    hid_t       group_id   = H5I_INVALID_HID;
+    hid_t       memspace   = H5I_INVALID_HID;
+    hid_t       filespace  = H5I_INVALID_HID;
+    int *       recvcounts = NULL;
+    int *       displs     = NULL;
+
+    if (MAINPROCESS)
+        HDputs("Testing fill time H5D_FILL_TIME_NEVER");
+
+    /*
+     * Only run this test when incremental file space allocation is
+     * used, as HDF5's chunk allocation code always writes fill values
+     * when filters are in the pipeline, but parallel compression does
+     * incremental file space allocation differently.
+     */
+    {
+        H5D_alloc_time_t alloc_time;
+
+        VRFY((H5Pget_alloc_time(dcpl_id, &alloc_time) >= 0), "H5Pget_alloc_time succeeded");
+
+        if (alloc_time != H5D_ALLOC_TIME_INCR) {
+            if (MAINPROCESS)
+                SKIPPED();
+            return;
+        }
+    }
+
+    file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
+    VRFY((file_id >= 0), "Test file open succeeded");
+
+    group_id = H5Gopen2(file_id, parent_group, H5P_DEFAULT);
+    VRFY((group_id >= 0), "H5Gopen2 succeeded");
+
+    /* Create the dataspace for the dataset */
+    dataset_dims[0] = (hsize_t)FILL_TIME_NEVER_TEST_NROWS;
+    dataset_dims[1] = (hsize_t)FILL_TIME_NEVER_TEST_NCOLS;
+    chunk_dims[0]   = (hsize_t)FILL_TIME_NEVER_TEST_CH_NROWS;
+    chunk_dims[1]   = (hsize_t)FILL_TIME_NEVER_TEST_CH_NCOLS;
+    sel_dims[0]     = (hsize_t)DIM0_SCALE_FACTOR;
+    sel_dims[1]     = (hsize_t)FILL_TIME_NEVER_TEST_CH_NCOLS * (hsize_t)DIM1_SCALE_FACTOR;
+
+    filespace = H5Screate_simple(FILL_TIME_NEVER_TEST_DATASET_DIMS, dataset_dims, NULL);
+    VRFY((filespace >= 0), "File dataspace creation succeeded");
+
+    /* Create chunked dataset */
+    plist_id = H5Pcopy(dcpl_id);
+    VRFY((plist_id >= 0), "DCPL copy succeeded");
+
+    VRFY((H5Pset_chunk(plist_id, FILL_TIME_NEVER_TEST_DATASET_DIMS, chunk_dims) >= 0), "Chunk size set");
+
+    /* Add test filter to the pipeline */
+    VRFY((set_dcpl_filter(plist_id, filter_id, NULL) >= 0), "Filter set");
+
+    /* Set a fill value */
+    fill_value = FILL_VALUES_TEST_FILL_VAL;
+    VRFY((H5Pset_fill_value(plist_id, HDF5_DATATYPE_NAME, &fill_value) >= 0), "Fill Value set");
+
+    /* Set fill time of 'never' */
+    VRFY((H5Pset_fill_time(plist_id, H5D_FILL_TIME_NEVER) >= 0), "H5Pset_fill_time succeeded");
+
+    dset_id = H5Dcreate2(group_id, FILL_TIME_NEVER_TEST_DATASET_NAME, HDF5_DATATYPE_NAME, filespace,
+                         H5P_DEFAULT, plist_id, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset creation succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, DATASET_JUST_CREATED);
+
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+
+    /* Allocate buffer for reading entire dataset */
+    read_buf_size = dataset_dims[0] * dataset_dims[1] * sizeof(*read_buf);
+
+    read_buf = HDcalloc(1, read_buf_size);
+    VRFY((NULL != read_buf), "HDcalloc succeeded");
+
+    fill_buf = HDcalloc(1, read_buf_size);
+    VRFY((NULL != fill_buf), "HDcalloc succeeded");
+
+    /* Read entire dataset and verify that the fill value isn't returned */
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    for (i = 0; i < read_buf_size / sizeof(*read_buf); i++)
+        fill_buf[i] = FILL_TIME_NEVER_TEST_FILL_VAL;
+
+    /*
+     * It should be very unlikely for the dataset's random
+     * values to all be the fill value, so this should be
+     * a safe comparison in theory.
+     */
+    VRFY((0 != HDmemcmp(read_buf, fill_buf, read_buf_size)), "Data verification succeeded");
+
+    /*
+     * Write to part of the first chunk in the dataset with
+     * all ranks, then read the whole dataset and ensure that
+     * the fill value isn't returned for the unwritten part of
+     * the chunk, as well as for the rest of the dataset that
+     * hasn't been written to yet.
+     */
+    count[0]  = 1;
+    count[1]  = 1;
+    stride[0] = (hsize_t)FILL_TIME_NEVER_TEST_CH_NROWS;
+    stride[1] = (hsize_t)FILL_TIME_NEVER_TEST_CH_NCOLS;
+    block[0]  = 1;
+    block[1]  = (hsize_t)(FILL_TIME_NEVER_TEST_CH_NCOLS - 1);
+    start[0]  = (hsize_t)mpi_rank;
+    start[1]  = 0;
+
+    if (VERBOSE_MED) {
+        HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ]\n",
+                 mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0], block[1]);
+        HDfflush(stdout);
+    }
+
+    /* Select hyperslab in the file */
+    filespace = H5Dget_space(dset_id);
+    VRFY((filespace >= 0), "File dataspace retrieval succeeded");
+
+    VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+         "Hyperslab selection succeeded");
+
+    /* Fill data buffer */
+    data_size = sel_dims[0] * sel_dims[1] * sizeof(*data);
+
+    data = (C_DATATYPE *)HDcalloc(1, data_size);
+    VRFY((NULL != data), "HDcalloc succeeded");
+
+    for (i = 0; i < data_size / sizeof(*data); i++)
+        data[i] = (C_DATATYPE)GEN_DATA(i);
+
+    /* Set selected dims and create 2-D memory dataspace */
+    sel_dims[0] = (hsize_t)(count[0] * block[0]);
+    sel_dims[1] = (hsize_t)(count[1] * block[1]);
+    memspace    = H5Screate_simple(FILL_TIME_NEVER_TEST_DATASET_DIMS, sel_dims, NULL);
+    VRFY((memspace >= 0), "Memory dataspace creation succeeded");
+
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+         "Dataset write succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, SOME_CHUNKS_WRITTEN);
+
+    VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    /* Verify correct data was written */
+    dset_id = H5Dopen2(group_id, FILL_TIME_NEVER_TEST_DATASET_NAME, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset open succeeded");
+
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    /*
+     * Each MPI rank communicates their written piece of data
+     * into each other rank's correctness-checking buffer
+     */
+    recvcounts = HDcalloc(1, (size_t)mpi_size * sizeof(*recvcounts));
+    VRFY((NULL != recvcounts), "HDcalloc succeeded");
+
+    displs = HDcalloc(1, (size_t)mpi_size * sizeof(*displs));
+    VRFY((NULL != displs), "HDcalloc succeeded");
+
+    for (i = 0; i < (size_t)mpi_size; i++) {
+        recvcounts[i] = (int)(count[1] * block[1]);
+        displs[i]     = (int)(i * dataset_dims[1]);
+    }
+
+    VRFY((MPI_SUCCESS == MPI_Allgatherv(data, recvcounts[mpi_rank], C_DATATYPE_MPI, fill_buf, recvcounts,
+                                        displs, C_DATATYPE_MPI, comm)),
+         "MPI_Allgatherv succeeded");
+
+    /*
+     * It should be very unlikely for the dataset's random
+     * values to all be the fill value, so this should be
+     * a safe comparison in theory.
+     */
+    VRFY((0 != HDmemcmp(read_buf, fill_buf, read_buf_size)), "Data verification succeeded");
+
+    /*
+     * Write to whole dataset and ensure fill value isn't returned
+     * after reading whole dataset back
+     */
+
+    /* Each process defines the dataset selection in memory and writes
+     * it to the hyperslab in the file
+     */
+    count[0]  = (hsize_t)FILL_TIME_NEVER_TEST_NROWS / (hsize_t)FILL_TIME_NEVER_TEST_CH_NROWS;
+    count[1]  = (hsize_t)FILL_TIME_NEVER_TEST_NCOLS / (hsize_t)FILL_TIME_NEVER_TEST_CH_NCOLS;
+    stride[0] = (hsize_t)FILL_TIME_NEVER_TEST_CH_NROWS;
+    stride[1] = (hsize_t)FILL_TIME_NEVER_TEST_CH_NCOLS;
+    block[0]  = (hsize_t)FILL_TIME_NEVER_TEST_CH_NROWS / (hsize_t)mpi_size;
+    block[1]  = (hsize_t)FILL_TIME_NEVER_TEST_CH_NCOLS;
+    start[0]  = (hsize_t)mpi_rank * block[0];
+    start[1]  = 0;
+
+    if (VERBOSE_MED) {
+        HDprintf("Process %d is writing with count[ %" PRIuHSIZE ", %" PRIuHSIZE " ], stride[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ], start[ %" PRIuHSIZE ", %" PRIuHSIZE " ], block size[ %" PRIuHSIZE
+                 ", %" PRIuHSIZE " ]\n",
+                 mpi_rank, count[0], count[1], stride[0], stride[1], start[0], start[1], block[0], block[1]);
+        HDfflush(stdout);
+    }
+
+    VRFY((H5Sselect_hyperslab(filespace, H5S_SELECT_SET, start, stride, count, block) >= 0),
+         "Hyperslab selection succeeded");
+
+    /* Set selected dims and create 2-D memory dataspace */
+    sel_dims[0] = (hsize_t)DIM0_SCALE_FACTOR;
+    sel_dims[1] = (hsize_t)FILL_TIME_NEVER_TEST_CH_NCOLS * (hsize_t)DIM1_SCALE_FACTOR;
+    memspace    = H5Screate_simple(FILL_TIME_NEVER_TEST_DATASET_DIMS, sel_dims, NULL);
+    VRFY((memspace >= 0), "Memory dataspace creation succeeded");
+
+    VRFY((H5Dwrite(dset_id, HDF5_DATATYPE_NAME, memspace, filespace, dxpl_id, data) >= 0),
+         "Dataset write succeeded");
+
+    /* Verify space allocation status */
+    verify_space_alloc_status(dset_id, plist_id, ALL_CHUNKS_WRITTEN);
+
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+
+    /* Verify correct data was written */
+    dset_id = H5Dopen2(group_id, FILL_TIME_NEVER_TEST_DATASET_NAME, H5P_DEFAULT);
+    VRFY((dset_id >= 0), "Dataset open succeeded");
+
+    VRFY((H5Dread(dset_id, HDF5_DATATYPE_NAME, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0),
+         "Dataset read succeeded");
+
+    for (i = 0; i < read_buf_size / sizeof(*read_buf); i++)
+        VRFY((read_buf[i] != FILL_TIME_NEVER_TEST_FILL_VAL), "Data verification succeeded");
+
+    if (displs)
+        HDfree(displs);
+    if (recvcounts)
+        HDfree(recvcounts);
+    if (data)
+        HDfree(data);
+    if (read_buf)
+        HDfree(read_buf);
+    if (fill_buf)
+        HDfree(fill_buf);
+
+    VRFY((H5Pclose(plist_id) >= 0), "DCPL close succeeded");
+    VRFY((H5Dclose(dset_id) >= 0), "Dataset close succeeded");
+    VRFY((H5Sclose(memspace) >= 0), "Memory dataspace close succeeded");
+    VRFY((H5Sclose(filespace) >= 0), "File dataspace close succeeded");
+    VRFY((H5Gclose(group_id) >= 0), "Group close succeeded");
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
 
     return;
@@ -6459,8 +8751,14 @@ test_shrinking_growing_chunks(void)
 int
 main(int argc, char **argv)
 {
-    size_t i;
-    hid_t  file_id = -1, fapl = -1;
+    size_t cur_filter_idx = 0;
+    size_t num_filters    = 0;
+    hid_t  file_id        = H5I_INVALID_HID;
+    hid_t  fcpl_id        = H5I_INVALID_HID;
+    hid_t  group_id       = H5I_INVALID_HID;
+    hid_t  fapl_id        = H5I_INVALID_HID;
+    hid_t  dxpl_id        = H5I_INVALID_HID;
+    hid_t  dcpl_id        = H5I_INVALID_HID;
     int    mpi_code;
 
     /* Initialize MPI */
@@ -6487,7 +8785,7 @@ main(int argc, char **argv)
 
     if (MAINPROCESS) {
         HDprintf("==========================\n");
-        HDprintf("Parallel Filters tests\n");
+        HDprintf("  Parallel Filters tests\n");
         HDprintf("==========================\n\n");
     }
 
@@ -6496,72 +8794,161 @@ main(int argc, char **argv)
 
     ALARM_ON;
 
-    /* Create test file */
-    fapl = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((fapl >= 0), "FAPL creation succeeded");
+    num_filters = ARRAY_SIZE(filterIDs);
 
-    VRFY((H5Pset_fapl_mpio(fapl, comm, info) >= 0), "Set FAPL MPIO succeeded");
+    /* Set up file access property list with parallel I/O access,
+     * collective metadata reads/writes and the latest library
+     * version bounds */
+    fapl_id = H5Pcreate(H5P_FILE_ACCESS);
+    VRFY((fapl_id >= 0), "FAPL creation succeeded");
 
-    VRFY((H5Pset_libver_bounds(fapl, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
-
-    VRFY((h5_fixname(FILENAME[0], fapl, filenames[0], sizeof(filenames[0])) != NULL),
-         "Test file name created");
-
-    file_id = H5Fcreate(filenames[0], H5F_ACC_TRUNC, H5P_DEFAULT, fapl);
-    VRFY((file_id >= 0), "Test file creation succeeded");
-
-    VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
+    VRFY((H5Pset_fapl_mpio(fapl_id, comm, info) >= 0), "Set FAPL MPIO succeeded");
+    VRFY((H5Pset_all_coll_metadata_ops(fapl_id, TRUE) >= 0), "H5Pset_all_coll_metadata_ops succeeded");
+    VRFY((H5Pset_coll_metadata_write(fapl_id, TRUE) >= 0), "H5Pset_coll_metadata_write succeeded");
 
-    for (i = 0; i < ARRAY_SIZE(tests); i++) {
-        if (MPI_SUCCESS == (mpi_code = MPI_Barrier(comm))) {
-            (*tests[i])();
-        }
-        else {
-            if (MAINPROCESS)
-                MESG("MPI_Barrier failed");
-            nerrors++;
-        }
-    }
+    VRFY((H5Pset_libver_bounds(fapl_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
+         "Set libver bounds succeeded");
 
     /*
-     * Increment the filter index to switch to the checksum filter
-     * and re-run the tests.
+     * Set up Paged and Persistent Free Space Management
      */
-    cur_filter_idx++;
-
-    h5_clean_files(FILENAME, fapl);
+    fcpl_id = H5Pcreate(H5P_FILE_CREATE);
+    VRFY((fcpl_id >= 0), "FCPL creation succeeded");
 
-    fapl = H5Pcreate(H5P_FILE_ACCESS);
-    VRFY((fapl >= 0), "FAPL creation succeeded");
+    VRFY((H5Pset_file_space_strategy(fcpl_id, H5F_FSPACE_STRATEGY_PAGE, TRUE, 1) >= 0),
+         "H5Pset_file_space_strategy succeeded");
 
-    VRFY((H5Pset_fapl_mpio(fapl, comm, info) >= 0), "Set FAPL MPIO succeeded");
-
-    VRFY((H5Pset_libver_bounds(fapl, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) >= 0),
-         "Set libver bounds succeeded");
+    VRFY((h5_fixname(FILENAME[0], fapl_id, filenames[0], sizeof(filenames[0])) != NULL),
+         "Test file name created");
 
-    file_id = H5Fcreate(filenames[0], H5F_ACC_TRUNC, H5P_DEFAULT, fapl);
+    file_id = H5Fcreate(filenames[0], H5F_ACC_TRUNC, fcpl_id, fapl_id);
     VRFY((file_id >= 0), "Test file creation succeeded");
 
     VRFY((H5Fclose(file_id) >= 0), "File close succeeded");
+    file_id = H5I_INVALID_HID;
 
-    if (MAINPROCESS) {
-        HDprintf("\n=================================================================\n");
-        HDprintf("Re-running Parallel Filters tests with Fletcher32 checksum filter\n");
-        HDprintf("=================================================================\n\n");
-    }
-
-    for (i = 0; i < ARRAY_SIZE(tests); i++) {
-        if (MPI_SUCCESS == (mpi_code = MPI_Barrier(comm))) {
-            (*tests[i])();
-        }
-        else {
-            if (MAINPROCESS)
-                MESG("MPI_Barrier failed");
-            nerrors++;
+    /* Create property list for collective dataset write */
+    dxpl_id = H5Pcreate(H5P_DATASET_XFER);
+    VRFY((dxpl_id >= 0), "DXPL creation succeeded");
+
+    VRFY((H5Pset_dxpl_mpio(dxpl_id, H5FD_MPIO_COLLECTIVE) >= 0), "H5Pset_dxpl_mpio succeeded");
+
+    /* Create DCPL for dataset creation */
+    dcpl_id = H5Pcreate(H5P_DATASET_CREATE);
+    VRFY((dcpl_id >= 0), "DCPL creation succeeded");
+
+    /* Run tests with all available filters */
+    for (cur_filter_idx = 0; cur_filter_idx < num_filters; cur_filter_idx++) {
+        H5FD_mpio_chunk_opt_t chunk_opt;
+        H5Z_filter_t          cur_filter = filterIDs[cur_filter_idx];
+
+        /* Run tests with both linked-chunk and multi-chunk I/O */
+        for (chunk_opt = H5FD_MPIO_CHUNK_ONE_IO; chunk_opt <= H5FD_MPIO_CHUNK_MULTI_IO; chunk_opt++) {
+            H5D_alloc_time_t space_alloc_time;
+
+            /* Run tests with all available space allocation times */
+            for (space_alloc_time = H5D_ALLOC_TIME_EARLY; space_alloc_time <= H5D_ALLOC_TIME_INCR;
+                 space_alloc_time++) {
+                const char *alloc_time;
+                unsigned    filter_config;
+                htri_t      filter_avail;
+                size_t      i;
+                char        group_name[512];
+
+                switch (space_alloc_time) {
+                    case H5D_ALLOC_TIME_EARLY:
+                        alloc_time = "Early";
+                        break;
+                    case H5D_ALLOC_TIME_LATE:
+                        alloc_time = "Late";
+                        break;
+                    case H5D_ALLOC_TIME_INCR:
+                        alloc_time = "Incremental";
+                        break;
+                    default:
+                        alloc_time = "Unknown";
+                }
+
+                if (MAINPROCESS)
+                    HDprintf("== Running tests with filter '%s' using '%s' and '%s' allocation time ==\n\n",
+                             filterNames[cur_filter_idx],
+                             H5FD_MPIO_CHUNK_ONE_IO == chunk_opt ? "Linked-Chunk I/O" : "Multi-Chunk I/O",
+                             alloc_time);
+
+                /* Make sure current filter is available before testing with it */
+                filter_avail = H5Zfilter_avail(cur_filter);
+                VRFY((filter_avail >= 0), "H5Zfilter_avail succeeded");
+
+                if (!filter_avail) {
+                    if (MAINPROCESS)
+                        HDprintf(" ** SKIPPED tests with filter '%s' - filter unavailable **\n\n",
+                                 filterNames[cur_filter_idx]);
+                    continue;
+                }
+
+                /* Get the current filter's info */
+                VRFY((H5Zget_filter_info(cur_filter, &filter_config) >= 0), "H5Zget_filter_info succeeded");
+
+                /* Determine if filter is encode-enabled */
+                if (0 == (filter_config & H5Z_FILTER_CONFIG_ENCODE_ENABLED)) {
+                    if (MAINPROCESS)
+                        HDprintf(" ** SKIPPED tests with filter '%s' - filter not encode-enabled **\n\n",
+                                 filterNames[cur_filter_idx]);
+                    continue;
+                }
+
+                /* Set space allocation time */
+                VRFY((H5Pset_alloc_time(dcpl_id, space_alloc_time) >= 0), "H5Pset_alloc_time succeeded");
+
+                /* Set chunk I/O optimization method */
+                VRFY((H5Pset_dxpl_mpio_chunk_opt(dxpl_id, chunk_opt) >= 0),
+                     "H5Pset_dxpl_mpio_chunk_opt succeeded");
+
+                /* Create a group to hold all the datasets for this combination
+                 * of filter and chunk optimization mode. Then, close the file
+                 * again since some tests may need to open the file in a special
+                 * way, like on rank 0 only */
+                file_id = H5Fopen(filenames[0], H5F_ACC_RDWR, fapl_id);
+                VRFY((file_id >= 0), "H5Fopen succeeded");
+
+                HDsnprintf(group_name, sizeof(group_name), "%s_%s_%s", filterNames[cur_filter_idx],
+                           H5FD_MPIO_CHUNK_ONE_IO == chunk_opt ? "linked-chunk-io" : "multi-chunk-io",
+                           alloc_time);
+
+                group_id = H5Gcreate2(file_id, group_name, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+                VRFY((group_id >= 0), "H5Gcreate2 succeeded");
+
+                VRFY((H5Gclose(group_id) >= 0), "H5Gclose failed");
+                group_id = H5I_INVALID_HID;
+
+                VRFY((H5Fclose(file_id) >= 0), "H5Fclose succeeded");
+                file_id = H5I_INVALID_HID;
+
+                for (i = 0; i < ARRAY_SIZE(tests); i++) {
+                    test_func func = tests[i];
+
+                    if (MPI_SUCCESS == (mpi_code = MPI_Barrier(comm))) {
+                        func(group_name, cur_filter, fapl_id, dcpl_id, dxpl_id);
+                    }
+                    else {
+                        if (MAINPROCESS)
+                            MESG("MPI_Barrier failed");
+                        nerrors++;
+                    }
+                }
+
+                if (MAINPROCESS)
+                    HDputs("");
+            }
         }
     }
 
+    VRFY((H5Pclose(dcpl_id) >= 0), "DCPL close succeeded");
+    dcpl_id = H5I_INVALID_HID;
+
+    VRFY((H5Pclose(dxpl_id) >= 0), "DXPL close succeeded");
+    dxpl_id = H5I_INVALID_HID;
+
     if (nerrors)
         goto exit;
 
@@ -6575,7 +8962,21 @@ exit:
 
     ALARM_OFF;
 
-    h5_clean_files(FILENAME, fapl);
+    h5_clean_files(FILENAME, fapl_id);
+    fapl_id = H5I_INVALID_HID;
+
+    if (dcpl_id >= 0)
+        VRFY((H5Pclose(dcpl_id) >= 0), "H5Pclose succeeded");
+    if (dxpl_id >= 0)
+        VRFY((H5Pclose(dxpl_id) >= 0), "H5Pclose succeeded");
+    if (fapl_id >= 0)
+        VRFY((H5Pclose(fapl_id) >= 0), "H5Pclose succeeded");
+    if (fcpl_id >= 0)
+        VRFY((H5Pclose(fcpl_id) >= 0), "H5Pclose succeeded");
+    if (group_id >= 0)
+        VRFY((H5Gclose(group_id) >= 0), "H5Gclose succeeded");
+    if (file_id >= 0)
+        VRFY((H5Fclose(file_id) >= 0), "H5Fclose succeeded");
 
     H5close();
 
diff --git a/testpar/t_filters_parallel.h b/testpar/t_filters_parallel.h
index 7eb34ed..800604c 100644
--- a/testpar/t_filters_parallel.h
+++ b/testpar/t_filters_parallel.h
@@ -30,23 +30,23 @@
 #include "stdlib.h"
 #include "testpar.h"
 
+#define ARRAY_SIZE(a) sizeof(a) / sizeof(a[0])
+
 /* Used to load other filters than GZIP */
 /* #define DYNAMIC_FILTER */ /* Uncomment and define the fields below to use a dynamically loaded filter */
+
+#ifdef DYNAMIC_FILTER
 #define FILTER_NUM_CDVALUES 1
 const unsigned int cd_values[FILTER_NUM_CDVALUES] = {0};
-H5Z_filter_t       filter_id;
-unsigned int       flags     = 0;
-size_t             cd_nelmts = FILTER_NUM_CDVALUES;
-
-/* Utility Macros */
-#define STRINGIFY(type) #type
+unsigned int       flags                          = 0;
+size_t             cd_nelmts                      = FILTER_NUM_CDVALUES;
+#endif
 
 /* Common defines for all tests */
-#define C_DATATYPE           long
-#define C_DATATYPE_MPI       MPI_LONG
-#define COMPOUND_C_DATATYPE  cmpd_filtered_t
-#define C_DATATYPE_STR(type) STRINGIFY(type)
-#define HDF5_DATATYPE_NAME   H5T_NATIVE_LONG
+#define C_DATATYPE          long
+#define C_DATATYPE_MPI      MPI_LONG
+#define COMPOUND_C_DATATYPE cmpd_filtered_t
+#define HDF5_DATATYPE_NAME  H5T_NATIVE_LONG
 
 /* Macro used to generate data for datasets for later verification */
 #define GEN_DATA(i) INCREMENTAL_DATA(i)
@@ -59,7 +59,7 @@ size_t             cd_nelmts = FILTER_NUM_CDVALUES;
 #define RANK_DATA(i)                                                                                         \
     (mpi_rank) /* Generates test data to visibly show which rank wrote to which parts of the dataset */
 
-#define DEFAULT_DEFLATE_LEVEL 6
+#define DEFAULT_DEFLATE_LEVEL 9
 
 #define DIM0_SCALE_FACTOR 4
 #define DIM1_SCALE_FACTOR 2
@@ -89,6 +89,14 @@ typedef struct {
 #define WRITE_UNSHARED_FILTERED_CHUNKS_CH_NROWS     (WRITE_UNSHARED_FILTERED_CHUNKS_NROWS / mpi_size)
 #define WRITE_UNSHARED_FILTERED_CHUNKS_CH_NCOLS     (WRITE_UNSHARED_FILTERED_CHUNKS_NCOLS / mpi_size)
 
+/* Defines for the unshared filtered chunks partial write test */
+#define WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_DATASET_NAME "unshared_filtered_chunks_partial_write"
+#define WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_DATASET_DIMS 2
+#define WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_NROWS        (mpi_size * DIM0_SCALE_FACTOR)
+#define WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_NCOLS        (mpi_size * DIM1_SCALE_FACTOR)
+#define WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_CH_NROWS     (DIM0_SCALE_FACTOR)
+#define WRITE_UNSHARED_FILTERED_CHUNKS_PARTIAL_CH_NCOLS     (DIM1_SCALE_FACTOR)
+
 /* Defines for the shared filtered chunks write test */
 #define WRITE_SHARED_FILTERED_CHUNKS_DATASET_NAME "shared_filtered_chunks_write"
 #define WRITE_SHARED_FILTERED_CHUNKS_DATASET_DIMS 2
@@ -97,6 +105,42 @@ typedef struct {
 #define WRITE_SHARED_FILTERED_CHUNKS_NROWS        (WRITE_SHARED_FILTERED_CHUNKS_CH_NROWS * DIM0_SCALE_FACTOR)
 #define WRITE_SHARED_FILTERED_CHUNKS_NCOLS        (WRITE_SHARED_FILTERED_CHUNKS_CH_NCOLS * DIM1_SCALE_FACTOR)
 
+/* Defines for the unshared filtered chunks w/ single unlim. dimension write test */
+#define WRITE_UNSHARED_ONE_UNLIM_DIM_DATASET_NAME "unshared_filtered_chunks_single_unlim_dim_write"
+#define WRITE_UNSHARED_ONE_UNLIM_DIM_DATASET_DIMS 2
+#define WRITE_UNSHARED_ONE_UNLIM_DIM_NROWS        (mpi_size * DIM0_SCALE_FACTOR)
+#define WRITE_UNSHARED_ONE_UNLIM_DIM_NCOLS        (mpi_size * DIM1_SCALE_FACTOR)
+#define WRITE_UNSHARED_ONE_UNLIM_DIM_CH_NROWS     (WRITE_UNSHARED_ONE_UNLIM_DIM_NROWS / mpi_size)
+#define WRITE_UNSHARED_ONE_UNLIM_DIM_CH_NCOLS     (WRITE_UNSHARED_ONE_UNLIM_DIM_NCOLS / mpi_size)
+#define WRITE_UNSHARED_ONE_UNLIM_DIM_NLOOPS       5
+
+/* Defines for the shared filtered chunks w/ single unlim. dimension write test */
+#define WRITE_SHARED_ONE_UNLIM_DIM_DATASET_NAME "shared_filtered_chunks_single_unlim_dim_write"
+#define WRITE_SHARED_ONE_UNLIM_DIM_DATASET_DIMS 2
+#define WRITE_SHARED_ONE_UNLIM_DIM_CH_NROWS     (mpi_size)
+#define WRITE_SHARED_ONE_UNLIM_DIM_CH_NCOLS     (mpi_size)
+#define WRITE_SHARED_ONE_UNLIM_DIM_NROWS        (WRITE_SHARED_ONE_UNLIM_DIM_CH_NROWS * DIM0_SCALE_FACTOR)
+#define WRITE_SHARED_ONE_UNLIM_DIM_NCOLS        (WRITE_SHARED_ONE_UNLIM_DIM_CH_NCOLS * DIM1_SCALE_FACTOR)
+#define WRITE_SHARED_ONE_UNLIM_DIM_NLOOPS       5
+
+/* Defines for the unshared filtered chunks w/ two unlim. dimension write test */
+#define WRITE_UNSHARED_TWO_UNLIM_DIM_DATASET_NAME "unshared_filtered_chunks_two_unlim_dim_write"
+#define WRITE_UNSHARED_TWO_UNLIM_DIM_DATASET_DIMS 2
+#define WRITE_UNSHARED_TWO_UNLIM_DIM_NROWS        (mpi_size * DIM0_SCALE_FACTOR)
+#define WRITE_UNSHARED_TWO_UNLIM_DIM_NCOLS        (DIM1_SCALE_FACTOR)
+#define WRITE_UNSHARED_TWO_UNLIM_DIM_CH_NROWS     (DIM0_SCALE_FACTOR)
+#define WRITE_UNSHARED_TWO_UNLIM_DIM_CH_NCOLS     (DIM1_SCALE_FACTOR)
+#define WRITE_UNSHARED_TWO_UNLIM_DIM_NLOOPS       5
+
+/* Defines for the shared filtered chunks w/ two unlim. dimension write test */
+#define WRITE_SHARED_TWO_UNLIM_DIM_DATASET_NAME "shared_filtered_chunks_two_unlim_dim_write"
+#define WRITE_SHARED_TWO_UNLIM_DIM_DATASET_DIMS 2
+#define WRITE_SHARED_TWO_UNLIM_DIM_CH_NROWS     (mpi_size)
+#define WRITE_SHARED_TWO_UNLIM_DIM_CH_NCOLS     (mpi_size)
+#define WRITE_SHARED_TWO_UNLIM_DIM_NROWS        (mpi_size)
+#define WRITE_SHARED_TWO_UNLIM_DIM_NCOLS        (mpi_size)
+#define WRITE_SHARED_TWO_UNLIM_DIM_NLOOPS       5
+
 /* Defines for the filtered chunks write test where a process has no selection */
 #define WRITE_SINGLE_NO_SELECTION_FILTERED_CHUNKS_DATASET_NAME "single_no_selection_filtered_chunks_write"
 #define WRITE_SINGLE_NO_SELECTION_FILTERED_CHUNKS_DATASET_DIMS 2
@@ -403,4 +447,53 @@ typedef struct {
 #define SHRINKING_GROWING_CHUNKS_CH_NCOLS     (SHRINKING_GROWING_CHUNKS_NCOLS / mpi_size)
 #define SHRINKING_GROWING_CHUNKS_NLOOPS       20
 
+/* Defines for the unshared filtered edge chunks write test */
+#define WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_NAME  "unshared_filtered_edge_chunks_write"
+#define WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_NAME2 "unshared_filtered_edge_chunks_no_filter_write"
+#define WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS  2
+#define WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NROWS      (DIM0_SCALE_FACTOR)
+#define WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS      (DIM1_SCALE_FACTOR)
+#define WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_NROWS         (mpi_size * DIM0_SCALE_FACTOR)
+#define WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_NCOLS                                                            \
+    (mpi_size * DIM1_SCALE_FACTOR) + (WRITE_UNSHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS - 1)
+
+/* Defines for the shared filtered edge chunks write test */
+#define WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_NAME  "shared_filtered_edge_chunks_write"
+#define WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_NAME2 "shared_filtered_edge_chunks_no_filter_write"
+#define WRITE_SHARED_FILTERED_EDGE_CHUNKS_DATASET_DIMS  2
+#define WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NROWS      (mpi_size)
+#define WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS      (mpi_size)
+#define WRITE_SHARED_FILTERED_EDGE_CHUNKS_NROWS                                                              \
+    (WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NROWS * DIM0_SCALE_FACTOR)
+#define WRITE_SHARED_FILTERED_EDGE_CHUNKS_NCOLS                                                              \
+    ((WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS * DIM1_SCALE_FACTOR) +                                      \
+     (WRITE_SHARED_FILTERED_EDGE_CHUNKS_CH_NCOLS - 1))
+
+/* Defines for the fill values test */
+#define FILL_VALUES_TEST_DATASET_NAME  "fill_value_test"
+#define FILL_VALUES_TEST_DATASET_NAME2 "fill_value_alloc_test"
+#define FILL_VALUES_TEST_DATASET_DIMS  2
+#define FILL_VALUES_TEST_FILL_VAL      (-1)
+#define FILL_VALUES_TEST_CH_NROWS      (mpi_size)
+#define FILL_VALUES_TEST_CH_NCOLS      (mpi_size + 1)
+#define FILL_VALUES_TEST_NROWS         (FILL_VALUES_TEST_CH_NROWS * DIM0_SCALE_FACTOR)
+#define FILL_VALUES_TEST_NCOLS         (FILL_VALUES_TEST_CH_NCOLS * DIM1_SCALE_FACTOR)
+
+/* Defines for the undefined fill value test */
+#define FILL_VALUE_UNDEFINED_TEST_DATASET_NAME "fill_value_undefined_test"
+#define FILL_VALUE_UNDEFINED_TEST_DATASET_DIMS 2
+#define FILL_VALUE_UNDEFINED_TEST_CH_NROWS     (mpi_size)
+#define FILL_VALUE_UNDEFINED_TEST_CH_NCOLS     (mpi_size + 1)
+#define FILL_VALUE_UNDEFINED_TEST_NROWS        (FILL_VALUE_UNDEFINED_TEST_CH_NROWS * DIM0_SCALE_FACTOR)
+#define FILL_VALUE_UNDEFINED_TEST_NCOLS        (FILL_VALUE_UNDEFINED_TEST_CH_NCOLS * DIM1_SCALE_FACTOR)
+
+/* Defines for the fill time of 'never' test */
+#define FILL_TIME_NEVER_TEST_DATASET_NAME "fill_time_never_test"
+#define FILL_TIME_NEVER_TEST_DATASET_DIMS 2
+#define FILL_TIME_NEVER_TEST_FILL_VAL     (-1)
+#define FILL_TIME_NEVER_TEST_CH_NROWS     (mpi_size)
+#define FILL_TIME_NEVER_TEST_CH_NCOLS     (mpi_size + 1)
+#define FILL_TIME_NEVER_TEST_NROWS        (FILL_TIME_NEVER_TEST_CH_NROWS * DIM0_SCALE_FACTOR)
+#define FILL_TIME_NEVER_TEST_NCOLS        (FILL_TIME_NEVER_TEST_CH_NCOLS * DIM1_SCALE_FACTOR)
+
 #endif /* TEST_PARALLEL_FILTERS_H_ */
diff --git a/testpar/testphdf5.h b/testpar/testphdf5.h
index daaae43..0085fd5 100644
--- a/testpar/testphdf5.h
+++ b/testpar/testphdf5.h
@@ -186,10 +186,6 @@ enum H5TEST_COLL_CHUNK_API {
 #define TEST_NOT_SIMPLE_OR_SCALAR_DATASPACES            0x010
 #define TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_COMPACT  0x020
 #define TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_EXTERNAL 0x040
-#define TEST_FILTERS                                    0x080
-/* TEST_FILTERS will take place of this after supporting mpio + filter for
- * H5Dcreate and H5Dwrite */
-#define TEST_FILTERS_READ 0x100
 
 /* Don't erase these lines, they are put here for debugging purposes */
 /*