[svn-r23582] Bring revisions 22708:22730 from trunk to revise_chunks.

h5committested.

3 files changed, 439 insertions, 0 deletions

diff --git a/tools/h5dump/CMakeLists.txt b/tools/h5dump/CMakeLists.txt
index 16e3b53..8bd684e 100644
--- a/tools/h5dump/CMakeLists.txt
+++ b/tools/h5dump/CMakeLists.txt
@@ -158,6 +158,8 @@ IF (BUILD_TESTING)
       ${HDF5_TOOLS_SRC_DIR}/testfiles/tperror.ddl
       ${HDF5_TOOLS_SRC_DIR}/testfiles/treference.ddl
       ${HDF5_TOOLS_SRC_DIR}/testfiles/tsaf.ddl
+      ${HDF5_TOOLS_SRC_DIR}/testfiles/tscalarintsize.ddl
+      ${HDF5_TOOLS_SRC_DIR}/testfiles/tscalarattrintsize.ddl
       ${HDF5_TOOLS_SRC_DIR}/testfiles/tscaleoffset.ddl
       ${HDF5_TOOLS_SRC_DIR}/testfiles/tshuffle.ddl
       ${HDF5_TOOLS_SRC_DIR}/testfiles/tslink-1.ddl
@@ -259,6 +261,8 @@ IF (BUILD_TESTING)
       ${HDF5_TOOLS_SRC_DIR}/testfiles/torderattr.h5
       ${HDF5_TOOLS_SRC_DIR}/testfiles/tordergr.h5
       ${HDF5_TOOLS_SRC_DIR}/testfiles/tsaf.h5
+      ${HDF5_TOOLS_SRC_DIR}/testfiles/tscalarintsize.h5
+      ${HDF5_TOOLS_SRC_DIR}/testfiles/tscalarattrintsize.h5
       ${HDF5_TOOLS_SRC_DIR}/testfiles/tslink.h5
       ${HDF5_TOOLS_SRC_DIR}/testfiles/tsplit_file-m.h5
       ${HDF5_TOOLS_SRC_DIR}/testfiles/tsplit_file-r.h5
@@ -1015,6 +1019,10 @@ IF (BUILD_TESTING)
           treference.out.err
           tsaf.out
           tsaf.out.err
+          tscalarintsize.out
+          tscalarintsize.out.err
+          tscalarattrintsize.out
+          tscalarattrintsize.out.err
           tscaleoffset.out
           tscaleoffset.out.err
           tshuffle.out
@@ -1078,10 +1086,14 @@ IF (BUILD_TESTING)
   ADD_H5_TEST (packedbits 0 --enable-error-stack packedbits.h5)
   # test for compound signed/unsigned datasets
   ADD_H5_TEST (tcmpdintsize 0 --enable-error-stack tcmpdintsize.h5)
+  # test for signed/unsigned scalar datasets
+  ADD_H5_TEST (tscalarintsize 0 --enable-error-stack tscalarintsize.h5)
   # test for signed/unsigned attributes
   ADD_H5_TEST (tattrintsize 0 --enable-error-stack tattrintsize.h5)
   # test for compound signed/unsigned attributes
   ADD_H5_TEST (tcmpdattrintsize 0 --enable-error-stack tcmpdattrintsize.h5)
+  # test for signed/unsigned scalar attributes
+  ADD_H5_TEST (tscalarattrintsize 0 --enable-error-stack tscalarattrintsize.h5)
   # test for displaying groups
   ADD_H5_TEST (tgroup-1 0 --enable-error-stack tgroup.h5)
   # test for displaying the selected groups
diff --git a/tools/h5dump/h5dumpgentest.c b/tools/h5dump/h5dumpgentest.c
index b8ea020..28fb4a4 100644
--- a/tools/h5dump/h5dumpgentest.c
+++ b/tools/h5dump/h5dumpgentest.c
@@ -103,6 +103,8 @@
 #define FILE70  "tcmpdintsize.h5"
 #define FILE71  "tcmpdattrintsize.h5"
 #define FILE72  "tnestedcmpddt.h5"
+#define FILE73  "tscalarintsize.h5"
+#define FILE74  "tscalarattrintsize.h5"
 
 /*-------------------------------------------------------------------------
  * prototypes
@@ -312,6 +314,23 @@ typedef struct s1_t {
 /* Name of dataset to create in datafile   */
 #define F71_DATASETNAME   "CompoundAttrIntSize"
 
+/* "FILE73" macros and for FILE69 */
+#define F73_ARRAY_RANK  2
+#define F73_XDIM        8
+#define F73_DATASETU08        "DU08BITS"
+#define F73_DATASETS08        "DS08BITS"
+#define F73_YDIM8       8
+#define F73_DATASETU16       "DU16BITS"
+#define F73_DATASETS16       "DS16BITS"
+#define F73_YDIM16      16
+#define F73_DATASETU32       "DU32BITS"
+#define F73_DATASETS32       "DS32BITS"
+#define F73_YDIM32      32
+#define F73_DATASETU64       "DU64BITS"
+#define F73_DATASETS64       "DS64BITS"
+#define F73_YDIM64      64
+#define F73_DUMMYDBL        "DummyDBL"
+
 static void
 gent_group(void)
 {
@@ -8189,6 +8208,404 @@ static void gent_nested_compound_dt(void) {       /* test nested data type */
 }
 
 /*-------------------------------------------------------------------------
+ * Function:    gent_intscalars
+ *
+ * Purpose:     Generate a file to be used in the h5dump tests.
+ *   Four datasets of 1, 2, 4 and 8 bytes of unsigned int types are created.
+ *   Four more datasets of 1, 2, 4 and 8 bytes of signed int types are created.
+ *   Fill them with raw data such that no bit will be all zero in a dataset.
+ *   A dummy dataset of double type is created for failure test.
+ *-------------------------------------------------------------------------
+ */
+static void
+gent_intscalars(void)
+{
+    hid_t fid, dataset, space, tid;
+    hsize_t dims[2];
+    uint8_t  dsetu8[F73_XDIM][F73_YDIM8],   valu8bits;
+    uint16_t dsetu16[F73_XDIM][F73_YDIM16], valu16bits;
+    uint32_t dsetu32[F73_XDIM][F73_YDIM32], valu32bits;
+    uint64_t dsetu64[F73_XDIM][F73_YDIM64], valu64bits;
+    int8_t  dset8[F73_XDIM][F73_YDIM8],   val8bits;
+    int16_t dset16[F73_XDIM][F73_YDIM16], val16bits;
+    int32_t dset32[F73_XDIM][F73_YDIM32], val32bits;
+    int64_t dset64[F73_XDIM][F73_YDIM64], val64bits;
+    double  dsetdbl[F73_XDIM][F73_YDIM8];
+    unsigned int i, j;
+
+    fid = H5Fcreate(FILE73, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
+
+    /* Dataset of 8 bits unsigned int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM8;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_U8LE, F73_ARRAY_RANK, dims);
+    dataset = H5Dcreate2(fid, F73_DATASETU08, tid, space, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+
+    valu8bits = (uint8_t) ~0u;  /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dsetu8[i][0] = valu8bits;
+        for(j = 1; j < dims[1]; j++) {
+            dsetu8[i][j] = dsetu8[i][j-1] << 1;
+        }
+        valu8bits <<= 1;
+    }
+
+    H5Dwrite(dataset, tid, H5S_ALL, H5S_ALL, H5P_DEFAULT, dsetu8);
+    H5Sclose(space);
+    H5Dclose(dataset);
+
+    /* Dataset of 16 bits unsigned int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM16;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_U16LE, F73_ARRAY_RANK, dims);
+    dataset = H5Dcreate2(fid, F73_DATASETU16, tid, space, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+
+    valu16bits = (uint16_t) ~0u;    /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dsetu16[i][0] = valu16bits;
+        for(j = 1; j < dims[1]; j++) {
+            dsetu16[i][j] = dsetu16[i][j-1] << 1;
+        }
+        valu16bits <<= 1;
+    }
+
+    H5Dwrite(dataset, tid, H5S_ALL, H5S_ALL, H5P_DEFAULT, dsetu16);
+    H5Sclose(space);
+    H5Dclose(dataset);
+
+    /* Dataset of 32 bits unsigned int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM32;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_U32LE, F73_ARRAY_RANK, dims);
+    dataset = H5Dcreate2(fid, F73_DATASETU32, tid, space, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+
+    valu32bits = (uint32_t) ~0u;    /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dsetu32[i][0] = valu32bits;
+        for(j = 1; j < dims[1]; j++) {
+            dsetu32[i][j] = dsetu32[i][j-1] << 1;
+        }
+        valu32bits <<= 1;
+    }
+
+    H5Dwrite(dataset, tid, H5S_ALL, H5S_ALL, H5P_DEFAULT, dsetu32);
+    H5Sclose(space);
+    H5Dclose(dataset);
+
+    /* Dataset of 64 bits unsigned int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM64;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_U64LE, F73_ARRAY_RANK, dims);
+    dataset = H5Dcreate2(fid, F73_DATASETU64, tid, space, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+
+    valu64bits = (uint64_t) ~0Lu;    /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dsetu64[i][0] = valu64bits;
+        for(j = 1; j < dims[1]; j++) {
+            dsetu64[i][j] = dsetu64[i][j-1] << 1;
+        }
+        valu64bits <<= 1;
+    }
+
+    H5Dwrite(dataset, tid, H5S_ALL, H5S_ALL, H5P_DEFAULT, dsetu64);
+    H5Sclose(space);
+    H5Dclose(dataset);
+
+    /* Dataset of 8 bits signed int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM8;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_I8LE, F73_ARRAY_RANK, dims);
+    dataset = H5Dcreate2(fid, F73_DATASETS08, tid, space, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+
+    val8bits = (int8_t) ~0; /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dset8[i][0] = val8bits;
+        for(j = 1; j < dims[1]; j++) {
+            dset8[i][j] = dset8[i][j-1] << 1;
+        }
+        val8bits <<= 1;
+    }
+
+    H5Dwrite(dataset, tid, H5S_ALL, H5S_ALL, H5P_DEFAULT, dset8);
+    H5Sclose(space);
+    H5Dclose(dataset);
+
+    /* Dataset of 16 bits signed int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM16;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_I16LE, F73_ARRAY_RANK, dims);
+    dataset = H5Dcreate2(fid, F73_DATASETS16, tid, space, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+
+    val16bits = (int16_t) ~0;   /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dset16[i][0] = val16bits;
+        for(j = 1; j < dims[1]; j++) {
+            dset16[i][j] = dset16[i][j-1] << 1;
+        }
+        val16bits <<= 1;
+    }
+
+    H5Dwrite(dataset, tid, H5S_ALL, H5S_ALL, H5P_DEFAULT, dset16);
+    H5Sclose(space);
+    H5Dclose(dataset);
+
+    /* Dataset of 32 bits signed int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM32;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_I32LE, F73_ARRAY_RANK, dims);
+    dataset = H5Dcreate2(fid, F73_DATASETS32, tid, space, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+
+    val32bits = (int32_t) ~0;   /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dset32[i][0] = val32bits;
+        for(j = 1; j < dims[1]; j++) {
+            dset32[i][j] = dset32[i][j-1] << 1;
+        }
+        val32bits <<= 1;
+    }
+
+    H5Dwrite(dataset, tid, H5S_ALL, H5S_ALL, H5P_DEFAULT, dset32);
+    H5Sclose(space);
+    H5Dclose(dataset);
+
+    /* Dataset of 64 bits signed int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM64;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_I64LE, F73_ARRAY_RANK, dims);
+    dataset = H5Dcreate2(fid, F73_DATASETS64, tid, space, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+
+    val64bits = (int64_t) ~0L;   /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dset64[i][0] = val64bits;
+        for(j = 1; j < dims[1]; j++) {
+            dset64[i][j] = dset64[i][j-1] << 1;
+        }
+        val64bits <<= 1;
+    }
+
+    H5Dwrite(dataset, tid, H5S_ALL, H5S_ALL, H5P_DEFAULT, dset64);
+    H5Sclose(space);
+    H5Dclose(dataset);
+
+    /* Double Dummy set for failure tests */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM8;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_IEEE_F64BE, F73_ARRAY_RANK, dims);
+    dataset = H5Dcreate2(fid, F73_DUMMYDBL, tid, space, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+
+    for(i = 0; i < dims[0]; i++)
+        for(j = 0; j < dims[1]; j++)
+            dsetdbl[i][j] = 0.0001 * j + i;
+
+    H5Dwrite(dataset, tid, H5S_ALL, H5S_ALL, H5P_DEFAULT, dsetdbl);
+
+    H5Sclose(space);
+    H5Dclose(dataset);
+    H5Fclose(fid);
+}
+
+/*-------------------------------------------------------------------------
+ * Function:    gent_attr_packedbits
+ *
+ * Purpose:     Generate a file to be used in the h5dump packed bits tests.
+ *   Four attributes of 1, 2, 4 and 8 bytes of unsigned int types are created.
+ *   Four more datasets of 1, 2, 4 and 8 bytes of signed int types are created.
+ *   Fill them with raw data such that no bit will be all zero in a dataset.
+ *   A dummy dataset of double type is created for failure test.
+ *   Use file to test Signed/Unsigned datatypes and keep in sync with gent_packedbits()
+ *-------------------------------------------------------------------------
+ */
+static void
+gent_attr_intscalars(void)
+{
+    hid_t fid, attr, space, root, tid;
+    hsize_t dims[2];
+    uint8_t  dsetu8[F73_XDIM][F73_YDIM8],   valu8bits;
+    uint16_t dsetu16[F73_XDIM][F73_YDIM16], valu16bits;
+    uint32_t dsetu32[F73_XDIM][F73_YDIM32], valu32bits;
+    uint64_t dsetu64[F73_XDIM][F73_YDIM64], valu64bits;
+    int8_t  dset8[F73_XDIM][F73_YDIM8],   val8bits;
+    int16_t dset16[F73_XDIM][F73_YDIM16], val16bits;
+    int32_t dset32[F73_XDIM][F73_YDIM32], val32bits;
+    int64_t dset64[F73_XDIM][F73_YDIM64], val64bits;
+    double  dsetdbl[F73_XDIM][F73_YDIM8];
+    unsigned int i, j;
+
+    fid = H5Fcreate(FILE74, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
+    root = H5Gopen2(fid, "/", H5P_DEFAULT);
+
+    /* Attribute of 8 bits unsigned int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM8;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_U8LE, F73_ARRAY_RANK, dims);
+    attr = H5Acreate2(root, F73_DATASETU08, tid, space, H5P_DEFAULT, H5P_DEFAULT);
+
+    valu8bits = (uint8_t) ~0u;  /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dsetu8[i][0] = valu8bits;
+        for(j = 1; j < dims[1]; j++) {
+            dsetu8[i][j] = dsetu8[i][j-1] << 1;
+        }
+        valu8bits <<= 1;
+    }
+
+    H5Awrite(attr, tid, dsetu8);
+    H5Sclose(space);
+    H5Aclose(attr);
+
+    /* Attribute of 16 bits unsigned int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM16;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_U16LE, F73_ARRAY_RANK, dims);
+    attr = H5Acreate2(root, F73_DATASETU16, tid, space, H5P_DEFAULT, H5P_DEFAULT);
+
+    valu16bits = (uint16_t) ~0u;    /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dsetu16[i][0] = valu16bits;
+        for(j = 1; j < dims[1]; j++) {
+            dsetu16[i][j] = dsetu16[i][j-1] << 1;
+        }
+        valu16bits <<= 1;
+    }
+
+    H5Awrite(attr, tid, dsetu16);
+    H5Sclose(space);
+    H5Aclose(attr);
+
+    /* Attribute of 32 bits unsigned int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM32;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_U32LE, F73_ARRAY_RANK, dims);
+    attr = H5Acreate2(root, F73_DATASETU32, tid, space, H5P_DEFAULT, H5P_DEFAULT);
+
+    valu32bits = (uint32_t) ~0u;    /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dsetu32[i][0] = valu32bits;
+        for(j = 1; j < dims[1]; j++) {
+            dsetu32[i][j] = dsetu32[i][j-1] << 1;
+        }
+        valu32bits <<= 1;
+    }
+
+    H5Awrite(attr, tid, dsetu32);
+    H5Sclose(space);
+    H5Aclose(attr);
+
+    /* Attribute of 64 bits unsigned int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM64;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_U64LE, F73_ARRAY_RANK, dims);
+    attr = H5Acreate2(root, F73_DATASETU64, tid, space, H5P_DEFAULT, H5P_DEFAULT);
+
+    valu64bits = (uint64_t) ~0Lu;    /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dsetu64[i][0] = valu64bits;
+        for(j = 1; j < dims[1]; j++) {
+            dsetu64[i][j] = dsetu64[i][j-1] << 1;
+        }
+        valu64bits <<= 1;
+    }
+
+    H5Awrite(attr, tid, dsetu64);
+    H5Sclose(space);
+    H5Aclose(attr);
+
+    /* Attribute of 8 bits signed int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM8;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_I8LE, F73_ARRAY_RANK, dims);
+    attr = H5Acreate2(root, F73_DATASETS08, tid, space, H5P_DEFAULT, H5P_DEFAULT);
+
+    val8bits = (int8_t) ~0; /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dset8[i][0] = val8bits;
+        for(j = 1; j < dims[1]; j++) {
+            dset8[i][j] = dset8[i][j-1] << 1;
+        }
+        val8bits <<= 1;
+    }
+
+    H5Awrite(attr, tid, dset8);
+    H5Sclose(space);
+    H5Aclose(attr);
+
+    /* Attribute of 16 bits signed int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM16;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_I16LE, F73_ARRAY_RANK, dims);
+    attr = H5Acreate2(root, F73_DATASETS16, tid, space, H5P_DEFAULT, H5P_DEFAULT);
+
+    val16bits = (int16_t) ~0;   /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dset16[i][0] = val16bits;
+        for(j = 1; j < dims[1]; j++) {
+            dset16[i][j] = dset16[i][j-1] << 1;
+        }
+        val16bits <<= 1;
+    }
+
+    H5Awrite(attr, tid, dset16);
+    H5Sclose(space);
+    H5Aclose(attr);
+
+    /* Attribute of 32 bits signed int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM32;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_I32LE, F73_ARRAY_RANK, dims);
+    attr = H5Acreate2(root, F73_DATASETS32, tid, space, H5P_DEFAULT, H5P_DEFAULT);
+
+    val32bits = (int32_t) ~0;   /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dset32[i][0] = val32bits;
+        for(j = 1; j < dims[1]; j++) {
+            dset32[i][j] = dset32[i][j-1] << 1;
+        }
+        val32bits <<= 1;
+    }
+
+    H5Awrite(attr, tid, dset32);
+    H5Sclose(space);
+    H5Aclose(attr);
+
+    /* Attribute of 64 bits signed int */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM64;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_STD_I64LE, F73_ARRAY_RANK, dims);
+    attr = H5Acreate2(root, F73_DATASETS64, tid, space, H5P_DEFAULT, H5P_DEFAULT);
+
+    val64bits = (int64_t) ~0L;   /* all 1s */
+    for(i = 0; i < dims[0]; i++){
+        dset64[i][0] = val64bits;
+        for(j = 1; j < dims[1]; j++) {
+            dset64[i][j] = dset64[i][j-1] << 1;
+        }
+        val64bits <<= 1;
+    }
+
+    H5Awrite(attr, tid, dset64);
+    H5Sclose(space);
+    H5Aclose(attr);
+
+    /* Double Dummy set for failure tests */
+    dims[0] = F73_XDIM; dims[1] = F73_YDIM8;
+    space = H5Screate(H5S_SCALAR);
+    tid = H5Tarray_create2(H5T_IEEE_F64BE, F73_ARRAY_RANK, dims);
+    attr = H5Acreate2(root, F73_DUMMYDBL, tid, space, H5P_DEFAULT, H5P_DEFAULT);
+
+    for(i = 0; i < dims[0]; i++)
+        for(j = 0; j < dims[1]; j++)
+            dsetdbl[i][j] = 0.0001 * j + i;
+
+    H5Awrite(attr, tid, dsetdbl);
+
+    H5Sclose(space);
+    H5Aclose(attr);
+
+    H5Gclose(root);
+    H5Fclose(fid);
+}
+
+/*-------------------------------------------------------------------------
  * Function: main
  *
  *-------------------------------------------------------------------------
@@ -8271,6 +8688,8 @@ int main(void)
     gent_compound_attr_intsizes();
 
     gent_nested_compound_dt();
+    gent_intscalars();
+    gent_attr_intscalars();
 
     return 0;
 }
diff --git a/tools/h5dump/testh5dump.sh.in b/tools/h5dump/testh5dump.sh.in
index 2373f6f..c90c364 100644
--- a/tools/h5dump/testh5dump.sh.in
+++ b/tools/h5dump/testh5dump.sh.in
@@ -143,6 +143,8 @@ $SRC_H5DUMP_TESTFILES/zerodim.h5
 $SRC_H5DUMP_TESTFILES/torderattr.h5
 $SRC_H5DUMP_TESTFILES/tordergr.h5
 $SRC_H5DUMP_TESTFILES/tsaf.h5
+$SRC_H5DUMP_TESTFILES/tscalarintsize.h5
+$SRC_H5DUMP_TESTFILES/tscalarattrintsize.h5
 $SRC_H5DUMP_TESTFILES/tslink.h5
 $SRC_H5DUMP_TESTFILES/tsplit_file-m.h5
 $SRC_H5DUMP_TESTFILES/tsplit_file-r.h5
@@ -277,6 +279,8 @@ $SRC_H5DUMP_TESTFILES/torderlinks2.ddl
 $SRC_H5DUMP_TESTFILES/tperror.ddl
 $SRC_H5DUMP_TESTFILES/treference.ddl
 $SRC_H5DUMP_TESTFILES/tsaf.ddl
+$SRC_H5DUMP_TESTFILES/tscalarintsize.ddl
+$SRC_H5DUMP_TESTFILES/tscalarattrintsize.ddl
 $SRC_H5DUMP_TESTFILES/tscaleoffset.ddl
 $SRC_H5DUMP_TESTFILES/tshuffle.ddl
 $SRC_H5DUMP_TESTFILES/tslink-1.ddl
@@ -678,10 +682,14 @@ TOOLTEST twidedisplay.ddl --enable-error-stack -w0 packedbits.h5
 TOOLTEST packedbits.ddl --enable-error-stack packedbits.h5
 # test for compound signed/unsigned datasets
 TOOLTEST tcmpdintsize.ddl --enable-error-stack tcmpdintsize.h5
+# test for signed/unsigned scalar datasets
+TOOLTEST tscalarintsize.ddl --enable-error-stack tscalarintsize.h5
 # test for signed/unsigned attributes
 TOOLTEST tattrintsize.ddl --enable-error-stack tattrintsize.h5
 # test for compound signed/unsigned attributes
 TOOLTEST tcmpdattrintsize.ddl --enable-error-stack tcmpdattrintsize.h5
+# test for signed/unsigned scalar attributes
+TOOLTEST tscalarattrintsize.ddl --enable-error-stack tscalarattrintsize.h5
 # test for displaying groups
 TOOLTEST tgroup-1.ddl --enable-error-stack tgroup.h5
 # test for displaying the selected groups