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-rw-r--r--test/dsets.c106
1 files changed, 106 insertions, 0 deletions
diff --git a/test/dsets.c b/test/dsets.c
index cd3cbc5..6b29031 100644
--- a/test/dsets.c
+++ b/test/dsets.c
@@ -117,6 +117,10 @@ const char *FILENAME[] = {
/* Names for zero-dim test */
#define ZERODIM_DATASET "zerodim"
+/* Parameters for zero-dim test */
+#define MISSING_CHUNK_DATASET "missing_chunk"
+#define MISSING_CHUNK_DIM 100
+
/* Shared global arrays */
#define DSET_DIM1 100
#define DSET_DIM2 200
@@ -3677,6 +3681,107 @@ error:
/*-------------------------------------------------------------------------
+ * Function: test_missing_chunk
+ *
+ * Purpose: Tests that reads from chunked dataset with undefined fill value and
+ * not all chunks written don't overwrite data in user's buffer
+ * for missing chunks.
+ *
+ * Return: Success: 0
+ * Failure: -1
+ *
+ * Programmer: Quincey Koziol
+ * Tuesday, August 25, 2004
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+static herr_t
+test_missing_chunk(hid_t file)
+{
+ hid_t s=-1, d=-1, dcpl=-1;
+ hssize_t hs_start[1];
+ hsize_t hs_stride[1],
+ hs_count[1],
+ hs_block[1];
+ int wdata[MISSING_CHUNK_DIM],
+ rdata[MISSING_CHUNK_DIM];
+ hsize_t dsize=100, dmax=H5S_UNLIMITED, csize=5;
+ size_t u;
+
+ TESTING("Read dataset with unwritten chunk & undefined fill value");
+
+ /* Initialize data */
+ for(u=0; u<MISSING_CHUNK_DIM; u++) {
+ wdata[u]=u;
+ rdata[u]=911;
+ } /* end for */
+
+ /* Create dataspace */
+ if((s = H5Screate_simple(1, &dsize, &dmax))<0) TEST_ERROR;
+
+ /* Create dataset creation property list */
+ if((dcpl = H5Pcreate(H5P_DATASET_CREATE))<0) TEST_ERROR;
+
+ /* Set to chunked */
+ if(H5Pset_chunk(dcpl, 1, &csize)<0) TEST_ERROR;
+
+ /* Undefine fill value */
+ if(H5Pset_fill_value(dcpl, H5T_NATIVE_INT, NULL)<0) TEST_ERROR;
+
+ /* Create dataset */
+ if((d = H5Dcreate(file, MISSING_CHUNK_DATASET, H5T_NATIVE_INT, s, dcpl))<0) TEST_ERROR;
+
+ /* Select elements in every other chunk */
+ hs_start[0]=0;
+ hs_stride[0]=10;
+ hs_count[0]=10;
+ hs_block[0]=5;
+ if (H5Sselect_hyperslab(s, H5S_SELECT_SET, hs_start, hs_stride, hs_count,
+ hs_block)<0) TEST_ERROR;
+
+ /* Write selected data */
+ if(H5Dwrite(d, H5T_NATIVE_INT, s, s, H5P_DEFAULT, wdata)<0) TEST_ERROR;
+
+ /* Read all data */
+ if(H5Dread(d, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, rdata)<0) TEST_ERROR;
+
+ /* Validata values read */
+ for(u=0; u<MISSING_CHUNK_DIM; u++) {
+ if((u%10)>=5) {
+ if(rdata[u]!=911) {
+ printf(" Line %d: Incorrect value, rdata[%u]=%d\n",__LINE__,(unsigned)u,rdata[u]);
+ TEST_ERROR;
+ } /* end if */
+ } /* end if */
+ else {
+ if(rdata[u]!=wdata[u]) {
+ printf(" Line %d: Incorrect value, wdata[%u]=%d, rdata[%u]=%d\n",__LINE__,(unsigned)u,wdata[u],(unsigned)u,rdata[u]);
+ TEST_ERROR;
+ } /* end if */
+ } /* end else */
+ } /* end for */
+
+ /* Close everything */
+ if(H5Pclose(dcpl)<0) TEST_ERROR;
+ if(H5Sclose(s)<0) TEST_ERROR;
+ if(H5Dclose(d)<0) TEST_ERROR;
+
+ PASSED();
+ return 0;
+
+error:
+ H5E_BEGIN_TRY {
+ H5Pclose(dcpl);
+ H5Dclose(d);
+ H5Sclose(s);
+ } H5E_END_TRY;
+ return -1;
+} /* end test_zero_dims() */
+
+
+/*-------------------------------------------------------------------------
* Function: main
*
* Purpose: Tests the dataset interface (H5D)
@@ -3745,6 +3850,7 @@ main(void)
nerrors += test_filter_delete(file)<0 ?1:0;
nerrors += test_filters_endianess()<0 ?1:0;
nerrors += test_zero_dims(file)<0 ?1:0;
+ nerrors += test_missing_chunk(file)<0 ?1:0;
if (H5Fclose(file)<0) goto error;
if (nerrors) goto error;