diff options
Diffstat (limited to 'hl/test')
| -rw-r--r-- | hl/test/test_dset_opt.c | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/hl/test/test_dset_opt.c b/hl/test/test_dset_opt.c index d3a6b5c..b868a2a 100644 --- a/hl/test/test_dset_opt.c +++ b/hl/test/test_dset_opt.c @@ -32,6 +32,7 @@ #define DATASETNAME4 "data_conv" #define DATASETNAME5 "contiguous_dset" #define DATASETNAME6 "invalid_argue" +#define DATASETNAME7 "overwrite_chunk" #define RANK 2 #define NX 16 #define NY 16 @@ -46,6 +47,13 @@ #define ADD_ON 7 #define FACTOR 3 +/* Constants for the overwrite test */ +#define OVERWRITE_NDIMS 3 +#define OVERWRITE_CHUNK_NX 3 +#define OVERWRITE_CHUNK_2NX 6 +#define OVERWRITE_CHUNK_NY 2 +#define OVERWRITE_VALUE 42 + /* Local prototypes for filter functions */ static size_t filter_bogus1(unsigned int flags, size_t cd_nelmts, const unsigned int *cd_values, size_t nbytes, size_t *buf_size, void **buf); @@ -499,6 +507,111 @@ error: #endif /* H5_HAVE_FILTER_DEFLATE */ /*------------------------------------------------------------------------- + * Function: test_direct_chunk_overwrite_data + * + * Purpose: Test overwriting a chunk with new data. + * + * Return: Success: 0 + * Failure: 1 + * + * Programmer: Dana Robinson + * Spring 2017 + * + *------------------------------------------------------------------------- + */ +static int +test_direct_chunk_overwrite_data(hid_t fid) +{ + size_t buf_size = OVERWRITE_CHUNK_NX * OVERWRITE_CHUNK_NY * sizeof(int16_t); + int16_t data_buf[OVERWRITE_CHUNK_NY][OVERWRITE_CHUNK_NX]; + int16_t overwrite_buf[OVERWRITE_CHUNK_NY][OVERWRITE_CHUNK_NX]; + uint32_t filter_mask = 0; + hid_t tid = H5T_NATIVE_UINT16; + hid_t dcpl_id = -1; + hid_t sid = -1; + hid_t did = -1; + uint16_t fill_value = 0; + hsize_t dset_dims[] = {1, OVERWRITE_CHUNK_NY, OVERWRITE_CHUNK_2NX}; + hsize_t dset_max_dims[] = {H5S_UNLIMITED, OVERWRITE_CHUNK_NY, OVERWRITE_CHUNK_2NX}; + hsize_t chunk_dims[] = {1, OVERWRITE_CHUNK_NY, OVERWRITE_CHUNK_NX}; + hsize_t offset[] = {0, 0, 0}; + hsize_t i, j; + int16_t n; + int16_t read_buf[OVERWRITE_CHUNK_NY][OVERWRITE_CHUNK_2NX]; + + TESTING("overwriting existing data with H5DOwrite_chunk"); + + /* Create the dataset's data space */ + if ((sid = H5Screate_simple(OVERWRITE_NDIMS, dset_dims, dset_max_dims)) < 0) + FAIL_STACK_ERROR + + /* Set chunk size and filll value */ + if ((dcpl_id = H5Pcreate(H5P_DATASET_CREATE)) < 0) + FAIL_STACK_ERROR + if (H5Pset_fill_value(dcpl_id, tid, &fill_value) < 0) + FAIL_STACK_ERROR + if (H5Pset_chunk(dcpl_id, OVERWRITE_NDIMS, chunk_dims) < 0) + FAIL_STACK_ERROR + + /* Create dataset */ + if ((did = H5Dcreate2(fid, DATASETNAME7, tid, sid, H5P_DEFAULT, dcpl_id, H5P_DEFAULT)) < 0) + FAIL_STACK_ERROR + + /* Initialize data buffers */ + n = 0; + for (i = 0; i < OVERWRITE_CHUNK_NY; i++) { + for (j = 0; j < OVERWRITE_CHUNK_NX; j++) { + data_buf[i][j] = n++; + overwrite_buf[i][j] = OVERWRITE_VALUE; + } + } + + /* Write chunk data using the direct write function. */ + if (H5DOwrite_chunk(did, H5P_DEFAULT, filter_mask, offset, buf_size, data_buf) < 0) + FAIL_STACK_ERROR + + /* Write second chunk. */ + offset[2] = OVERWRITE_CHUNK_NX; + if (H5DOwrite_chunk(did, H5P_DEFAULT, filter_mask, offset, buf_size, data_buf) < 0) + FAIL_STACK_ERROR + + /* Overwrite first chunk. */ + offset[2] = 0; + if (H5DOwrite_chunk(did, H5P_DEFAULT, filter_mask, offset, buf_size, overwrite_buf) < 0) + FAIL_STACK_ERROR + + /* Read the data back out */ + if (H5Dread(did, tid, H5S_ALL, H5S_ALL, H5P_DEFAULT, read_buf) < 0) + FAIL_STACK_ERROR + + /* Ensure that the data are correct in chunk 1 */ + for (i = 0; i < OVERWRITE_CHUNK_NY; i++) + for (j = 0; j < OVERWRITE_CHUNK_NX; j++) { + if (read_buf[i][j] != OVERWRITE_VALUE) + TEST_ERROR + } + + if (H5Pclose(dcpl_id) < 0) + FAIL_STACK_ERROR + if (H5Sclose(sid) < 0) + FAIL_STACK_ERROR + if (H5Dclose(did) < 0) + FAIL_STACK_ERROR + + PASSED(); + return 0; + +error: + H5E_BEGIN_TRY { + H5Pclose(dcpl_id); + H5Sclose(sid); + H5Dclose(did); + } H5E_END_TRY; + + return 1; +} /* end test_direct_chunk_overwrite_data() */ + +/*------------------------------------------------------------------------- * Function: test_skip_compress_write1 * * Purpose: Test skipping compression filter when it is the only filter @@ -1409,6 +1522,7 @@ int main( void ) #ifdef H5_HAVE_FILTER_DEFLATE nerrors += test_direct_chunk_write(file_id); #endif /* H5_HAVE_FILTER_DEFLATE */ + nerrors += test_direct_chunk_overwrite_data(file_id); nerrors += test_skip_compress_write1(file_id); nerrors += test_skip_compress_write2(file_id); nerrors += test_data_conv(file_id); |