hdf5/test/mdset.c

703 lines
26 KiB
C

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the COPYING file, which can be found at the root of the source code *
* distribution tree, or in https://www.hdfgroup.org/licenses. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Purpose: Test H5Dwrite_multi() and H5Dread_multi using randomized
* parameters. Also tests H5Dwrite() and H5Dread() using a similar
* method.
*/
#include "h5test.h"
#define NAME_BUF_SIZE 1024
#define MAX_DSETS 6
#define MAX_DSET_X 10
#define MAX_DSET_Y 10
#define MAX_CHUNK_X 4
#define MAX_CHUNK_Y 4
#define MAX_HS_X 6
#define MAX_HS_Y 6
#define MAX_HS 3
#define MAX_POINTS 6
#define OPS_PER_FILE 50
#define DSET_MAX_NAME_LEN 8
#define EXT_FILENAME "mdset_ext.h5"
#define SOURCE_DS_NAME "vds_source"
/* Option flags */
#define MDSET_FLAG_CHUNK 0x01u
#define MDSET_FLAG_MLAYOUT 0x02u
#define MDSET_FLAG_SHAPESAME 0x04u
#define MDSET_FLAG_MDSET 0x08u
#define MDSET_FLAG_TCONV 0x10u
#define MDSET_FLAG_FILTER 0x20u
#define MDSET_ALL_FLAGS \
(MDSET_FLAG_CHUNK | MDSET_FLAG_MLAYOUT | MDSET_FLAG_SHAPESAME | MDSET_FLAG_MDSET | MDSET_FLAG_TCONV | \
MDSET_FLAG_FILTER)
static const char *FILENAME[] = {"mdset", "mdset1", "mdset2", NULL};
/* Names for datasets */
char dset_name[MAX_DSETS][DSET_MAX_NAME_LEN];
/* Whether these filters are available */
htri_t deflate_avail = false;
htri_t fletcher32_avail = false;
static int
test_mdset_location(hid_t fapl_id)
{
hid_t file_id1, file_id2;
herr_t ret;
hid_t dset_ids[2];
hid_t mem_type_ids[2];
hid_t mem_space_ids[2];
hid_t file_space_ids[2];
void *rbufs[2];
const void *wbufs[2];
hsize_t dset_dims[2];
int *buf = NULL;
char filename1[NAME_BUF_SIZE];
char filename2[NAME_BUF_SIZE];
TESTING("mdset location");
h5_fixname(FILENAME[1], fapl_id, filename1, sizeof filename1);
h5_fixname(FILENAME[2], fapl_id, filename2, sizeof filename2);
/* Create files */
if ((file_id1 = H5Fcreate(filename1, H5F_ACC_TRUNC, H5P_DEFAULT, fapl_id)) < 0)
TEST_ERROR;
if ((file_id2 = H5Fcreate(filename2, H5F_ACC_TRUNC, H5P_DEFAULT, fapl_id)) < 0)
TEST_ERROR;
if (NULL == (buf = (int *)calloc(2 * MAX_DSET_X * MAX_DSET_Y, sizeof(int))))
TEST_ERROR;
/* Generate memory dataspace */
dset_dims[0] = MAX_DSET_X;
dset_dims[1] = MAX_DSET_Y;
if ((file_space_ids[0] = H5Screate_simple(2, dset_dims, NULL)) < 0)
TEST_ERROR;
if ((file_space_ids[1] = H5Screate_simple(2, dset_dims, NULL)) < 0)
TEST_ERROR;
mem_space_ids[0] = H5S_ALL;
mem_space_ids[1] = H5S_ALL;
mem_type_ids[0] = H5T_NATIVE_UINT;
mem_type_ids[1] = H5T_NATIVE_UINT;
if ((dset_ids[0] = H5Dcreate2(file_id1, dset_name[0], H5T_NATIVE_UINT, file_space_ids[0], H5P_DEFAULT,
H5P_DEFAULT, H5P_DEFAULT)) < 0)
TEST_ERROR;
if ((dset_ids[1] = H5Dcreate2(file_id2, dset_name[1], H5T_NATIVE_UINT, file_space_ids[1], H5P_DEFAULT,
H5P_DEFAULT, H5P_DEFAULT)) < 0)
TEST_ERROR;
wbufs[0] = buf;
wbufs[1] = buf + (MAX_DSET_X * MAX_DSET_Y);
H5E_BEGIN_TRY
{
ret = H5Dwrite_multi(2, dset_ids, mem_type_ids, mem_space_ids, file_space_ids, H5P_DEFAULT, wbufs);
}
H5E_END_TRY
if (ret >= 0) {
fprintf(stderr, "H5Dmulti_write with datasets in multiple files should fail.\n");
TEST_ERROR;
}
rbufs[0] = buf;
rbufs[1] = buf + (MAX_DSET_X * MAX_DSET_Y);
H5E_BEGIN_TRY
{
ret = H5Dread_multi(2, dset_ids, mem_type_ids, mem_space_ids, file_space_ids, H5P_DEFAULT, rbufs);
}
H5E_END_TRY
if (ret >= 0) {
fprintf(stderr, "H5Dmulti_read with datasets in multiple files should fail.\n");
TEST_ERROR;
}
H5Dclose(dset_ids[0]);
H5Sclose(file_space_ids[0]);
H5Dclose(dset_ids[1]);
H5Sclose(file_space_ids[1]);
H5Fclose(file_id1);
H5Fclose(file_id2);
if (buf)
free(buf);
PASSED();
return 0;
error:
if (buf)
free(buf);
return -1;
}
/*-------------------------------------------------------------------------
* Function: test_mdset
*
* Purpose: Test randomized I/O using one or more datasets. Creates a
* file, runs OPS_PER_FILE read or write operations verifying
* that reads return the expected data, then closes the file.
* Runs the test with a new file niter times.
*
* The operations can use either hyperslab or point
* selections. Options are available for chunked or
* contiguous layout, use of multiple datasets and H5D*_multi
* calls, and use of the "shapesame" algorithm code path. To
* avoid the shapesame path when that option is not set, this
* function simply adds a dimension to the memory buffer in a
* way that the shapesame code is not designed to handle.
*
* Return: Number of errors
*
*-------------------------------------------------------------------------
*/
static int
test_mdset(size_t niter, unsigned flags, hid_t fapl_id)
{
hid_t dset_ids[MAX_DSETS];
hid_t mem_type_ids[MAX_DSETS];
hid_t mem_space_ids[MAX_DSETS];
hid_t file_space_ids[MAX_DSETS];
void *rbufs[MAX_DSETS];
const void *wbufs[MAX_DSETS];
size_t max_dsets;
size_t buf_size;
size_t ndsets;
hid_t file_id = H5I_INVALID_HID;
hid_t dcpl_id[MAX_DSETS];
hsize_t dset_dims[MAX_DSETS][3];
hsize_t chunk_dims[2];
hsize_t max_dims[2] = {H5S_UNLIMITED, H5S_UNLIMITED};
unsigned *rbuf = NULL;
unsigned *rbufi[MAX_DSETS][MAX_DSET_X];
unsigned *erbuf = NULL;
unsigned *erbufi[MAX_DSETS][MAX_DSET_X];
unsigned *wbuf = NULL;
unsigned *wbufi[MAX_DSETS][MAX_DSET_X];
unsigned *efbuf = NULL;
unsigned *efbufi[MAX_DSETS][MAX_DSET_X];
bool do_read;
hsize_t start[3];
hsize_t count[3];
hsize_t points[3 * MAX_POINTS];
char filename[NAME_BUF_SIZE];
size_t i, j, k, l, m, n;
TESTING("random I/O");
h5_fixname(FILENAME[0], fapl_id, filename, sizeof filename);
/* Calculate maximum number of datasets */
max_dsets = (flags & MDSET_FLAG_MDSET) ? MAX_DSETS : 1;
/* Calculate buffer size */
buf_size = max_dsets * MAX_DSET_X * MAX_DSET_Y * sizeof(unsigned);
/* Initialize dcpl_id array */
for (i = 0; i < max_dsets; i++)
dcpl_id[i] = -1;
/* Allocate buffers */
if (NULL == (rbuf = (unsigned *)malloc(buf_size)))
TEST_ERROR;
if (NULL == (erbuf = (unsigned *)malloc(buf_size)))
TEST_ERROR;
if (NULL == (wbuf = (unsigned *)malloc(buf_size)))
TEST_ERROR;
if (NULL == (efbuf = (unsigned *)malloc(buf_size)))
TEST_ERROR;
/* Initialize buffer indices */
for (i = 0; i < max_dsets; i++)
for (j = 0; j < MAX_DSET_X; j++) {
rbufi[i][j] = rbuf + (i * MAX_DSET_X * MAX_DSET_Y) + (j * MAX_DSET_Y);
erbufi[i][j] = erbuf + (i * MAX_DSET_X * MAX_DSET_Y) + (j * MAX_DSET_Y);
wbufi[i][j] = wbuf + (i * MAX_DSET_X * MAX_DSET_Y) + (j * MAX_DSET_Y);
efbufi[i][j] = efbuf + (i * MAX_DSET_X * MAX_DSET_Y) + (j * MAX_DSET_Y);
} /* end for */
/* Initialize 3rd dimension information (for tricking library into using
* non-"shapesame" code */
for (i = 0; i < max_dsets; i++)
dset_dims[i][2] = 1;
start[2] = 0;
count[2] = 1;
/* Initialize IDs */
for (i = 0; i < max_dsets; i++) {
dset_ids[i] = -1;
file_space_ids[i] = -1;
mem_type_ids[i] = H5T_NATIVE_UINT;
mem_space_ids[i] = -1;
} /* end for */
/* Generate memory dataspace */
dset_dims[0][0] = MAX_DSET_X;
dset_dims[0][1] = MAX_DSET_Y;
if ((mem_space_ids[0] = H5Screate_simple((flags & MDSET_FLAG_SHAPESAME) ? 2 : 3, dset_dims[0], NULL)) < 0)
TEST_ERROR;
for (i = 1; i < max_dsets; i++)
if ((mem_space_ids[i] = H5Scopy(mem_space_ids[0])) < 0)
TEST_ERROR;
/* Create dcpl 0 */
if ((dcpl_id[0] = H5Pcreate(H5P_DATASET_CREATE)) < 0)
TEST_ERROR;
/* Set fill time to alloc, and alloc time to early (so we always know
* what's in the file) */
if (H5Pset_fill_time(dcpl_id[0], H5D_FILL_TIME_ALLOC) < 0)
TEST_ERROR;
if (H5Pset_alloc_time(dcpl_id[0], H5D_ALLOC_TIME_EARLY) < 0)
TEST_ERROR;
/* Set filters if requested */
if (flags & MDSET_FLAG_FILTER) {
if (fletcher32_avail)
if (H5Pset_fletcher32(dcpl_id[0]) < 0)
TEST_ERROR;
if (deflate_avail)
if (H5Pset_deflate(dcpl_id[0], 1) < 0)
TEST_ERROR;
}
/* Copy dcpl 0 to other slots in dcpl_id array */
for (i = 1; i < MAX_DSETS; i++)
if ((dcpl_id[i] = H5Pcopy(dcpl_id[0])) < 0)
TEST_ERROR;
/* If this is a multi layout run, set up different filters and layouts. Chunked and virtual
* datasets will be set every iteration (with different dims), and contiguous is the default, so
* no need to set either of those. */
if (flags & MDSET_FLAG_MLAYOUT) {
/* Set filters on dataset 2 */
if (fletcher32_avail)
if (H5Pset_fletcher32(dcpl_id[2]) < 0)
TEST_ERROR;
if (deflate_avail)
if (H5Pset_deflate(dcpl_id[2], 1) < 0)
TEST_ERROR;
/* Dataset 3 is compact */
if (H5Pset_layout(dcpl_id[3], H5D_COMPACT) < 0)
TEST_ERROR;
/* Dataset 4 is external */
if (H5Pset_external(dcpl_id[4], EXT_FILENAME, 0, H5F_UNLIMITED) < 0)
TEST_ERROR;
}
for (i = 0; i < niter; i++) {
/* Determine number of datasets */
ndsets = (flags & MDSET_FLAG_MLAYOUT) ? 6
: (flags & MDSET_FLAG_MDSET) ? (size_t)((size_t)rand() % max_dsets) + 1
: 1;
/* Create file */
if ((file_id = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl_id)) < 0)
TEST_ERROR;
/* Create datasets */
for (j = 0; j < ndsets; j++) {
hid_t source_dset;
bool use_chunk =
(flags & MDSET_FLAG_CHUNK) || ((flags & MDSET_FLAG_MLAYOUT) && (j == 1 || j == 2));
/* Generate file dataspace */
dset_dims[j][0] = (hsize_t)((rand() % MAX_DSET_X) + 1);
dset_dims[j][1] = (hsize_t)((rand() % MAX_DSET_Y) + 1);
if ((file_space_ids[j] = H5Screate_simple(2, dset_dims[j], use_chunk ? max_dims : NULL)) < 0)
TEST_ERROR;
/* Generate chunk if called for by configuration (multi layout uses chunked for datasets
* 1 and 2) */
if (use_chunk) {
chunk_dims[0] = (hsize_t)((rand() % MAX_CHUNK_X) + 1);
chunk_dims[1] = (hsize_t)((rand() % MAX_CHUNK_Y) + 1);
if (H5Pset_chunk(dcpl_id[j], 2, chunk_dims) < 0)
TEST_ERROR;
} /* end if */
else if ((flags & MDSET_FLAG_CHUNK) && j == 5) {
/* Dataset 5 is virtual in multi layout case */
/* Set to contiguous to clear previous VDS settings */
if (H5Pset_layout(dcpl_id[j], H5D_CONTIGUOUS) < 0)
TEST_ERROR;
/* Set virtual dataset layout, ALL<>ALL mapping */
if (H5Pset_virtual(dcpl_id[j], file_space_ids[j], ".", SOURCE_DS_NAME, file_space_ids[j]) < 0)
TEST_ERROR;
}
/* Create dataset */
/* If MDSET_FLAG_TCONV is set, use a different datatype with 50% probability, so
* some datasets require type conversion and others do not */
if ((dset_ids[j] =
H5Dcreate2(file_id, dset_name[j],
(flags & MDSET_FLAG_TCONV && rand() % 2) ? H5T_NATIVE_LONG : H5T_NATIVE_UINT,
file_space_ids[j], H5P_DEFAULT, dcpl_id[j], H5P_DEFAULT)) < 0)
TEST_ERROR;
/* Create virtual source dataset if necessary. Use dcpl_id[0] for a contiguous dataset
*/
if ((flags & MDSET_FLAG_MLAYOUT) && (j == 6)) {
if ((source_dset = H5Dcreate2(file_id, SOURCE_DS_NAME,
(flags & MDSET_FLAG_TCONV && rand() % 2) ? H5T_NATIVE_LONG
: H5T_NATIVE_UINT,
file_space_ids[j], H5P_DEFAULT, dcpl_id[0], H5P_DEFAULT)) < 0)
TEST_ERROR;
if (H5Dclose(source_dset) < 0)
TEST_ERROR;
}
} /* end for */
/* Initialize read buffer and expected read buffer */
(void)memset(rbuf, 0, buf_size);
(void)memset(erbuf, 0, buf_size);
/* Initialize write buffer */
for (j = 0; j < max_dsets; j++)
for (k = 0; k < MAX_DSET_X; k++)
for (l = 0; l < MAX_DSET_Y; l++)
wbufi[j][k][l] = (unsigned)((j * MAX_DSET_X * MAX_DSET_Y) + (k * MAX_DSET_Y) + l);
/* Initialize expected file buffer */
(void)memset(efbuf, 0, buf_size);
/* Perform read/write operations */
for (j = 0; j < OPS_PER_FILE; j++) {
/* Decide whether to read or write. Can't read on the first iteration with external
* layout because the write is needed to create the external file. */
do_read = (j == 0 && flags & MDSET_FLAG_MLAYOUT) ? false : (bool)(rand() % 2);
/* Loop over datasets */
for (k = 0; k < ndsets; k++) {
int sel_type;
/* Reset selection */
if (H5Sselect_none(mem_space_ids[k]) < 0)
TEST_ERROR;
if (H5Sselect_none(file_space_ids[k]) < 0)
TEST_ERROR;
/* Decide whether to do a hyperslab, point, or all selection */
sel_type = rand() % 3;
if (sel_type == 0) {
/* Hyperslab */
size_t nhs = (size_t)((rand() % MAX_HS) + 1); /* Number of hyperslabs */
size_t max_hs_x = (MAX_HS_X <= dset_dims[k][0])
? MAX_HS_X
: dset_dims[k][0]; /* Determine maximum hyperslab size in X */
size_t max_hs_y = (MAX_HS_Y <= dset_dims[k][1])
? MAX_HS_Y
: dset_dims[k][1]; /* Determine maximum hyperslab size in Y */
for (l = 0; l < nhs; l++) {
/* Generate hyperslab */
count[0] = (hsize_t)(((hsize_t)rand() % max_hs_x) + 1);
count[1] = (hsize_t)(((hsize_t)rand() % max_hs_y) + 1);
start[0] = (count[0] == dset_dims[k][0])
? 0
: (hsize_t)rand() % (dset_dims[k][0] - count[0] + 1);
start[1] = (count[1] == dset_dims[k][1])
? 0
: (hsize_t)rand() % (dset_dims[k][1] - count[1] + 1);
/* Select hyperslab */
if (H5Sselect_hyperslab(mem_space_ids[k], H5S_SELECT_OR, start, NULL, count, NULL) <
0)
TEST_ERROR;
if (H5Sselect_hyperslab(file_space_ids[k], H5S_SELECT_OR, start, NULL, count, NULL) <
0)
TEST_ERROR;
/* Update expected buffers */
if (do_read) {
for (m = start[0]; m < (start[0] + count[0]); m++)
for (n = start[1]; n < (start[1] + count[1]); n++)
erbufi[k][m][n] = efbufi[k][m][n];
} /* end if */
else
for (m = start[0]; m < (start[0] + count[0]); m++)
for (n = start[1]; n < (start[1] + count[1]); n++)
efbufi[k][m][n] = wbufi[k][m][n];
} /* end for */
} /* end if */
else if (sel_type == 1) {
/* Point selection */
size_t npoints = (size_t)(((size_t)rand() % MAX_POINTS) + 1); /* Number of points */
/* Generate points */
for (l = 0; l < npoints; l++) {
points[2 * l] = (unsigned)((hsize_t)rand() % dset_dims[k][0]);
points[(2 * l) + 1] = (unsigned)((hsize_t)rand() % dset_dims[k][1]);
} /* end for */
/* Select points in file */
if (H5Sselect_elements(file_space_ids[k], H5S_SELECT_APPEND, npoints, points) < 0)
TEST_ERROR;
/* Update expected buffers */
if (do_read) {
for (l = 0; l < npoints; l++)
erbufi[k][points[2 * l]][points[(2 * l) + 1]] =
efbufi[k][points[2 * l]][points[(2 * l) + 1]];
} /* end if */
else
for (l = 0; l < npoints; l++)
efbufi[k][points[2 * l]][points[(2 * l) + 1]] =
wbufi[k][points[2 * l]][points[(2 * l) + 1]];
/* Convert to 3D for memory selection, if not using
* "shapesame" */
if (!(flags & MDSET_FLAG_SHAPESAME)) {
for (l = npoints - 1; l > 0; l--) {
points[(3 * l) + 2] = 0;
points[(3 * l) + 1] = points[(2 * l) + 1];
points[3 * l] = points[2 * l];
} /* end for */
points[2] = 0;
} /* end if */
/* Select points in memory */
if (H5Sselect_elements(mem_space_ids[k], H5S_SELECT_APPEND, npoints, points) < 0)
TEST_ERROR;
} /* end else */
else {
/* All selection */
/* Select entire dataset in file */
if (H5Sselect_all(file_space_ids[k]) < 0)
TEST_ERROR;
/* Select entire dataset in memory using hyperslab */
start[0] = 0;
start[1] = 0;
count[0] = dset_dims[k][0];
count[1] = dset_dims[k][1];
if (H5Sselect_hyperslab(mem_space_ids[k], H5S_SELECT_SET, start, NULL, count, NULL) < 0)
TEST_ERROR;
/* Update expected buffers */
if (do_read) {
for (m = 0; m < dset_dims[k][0]; m++)
for (n = 0; n < dset_dims[k][1]; n++)
erbufi[k][m][n] = efbufi[k][m][n];
} /* end if */
else
for (m = 0; m < dset_dims[k][0]; m++)
for (n = 0; n < dset_dims[k][1]; n++)
efbufi[k][m][n] = wbufi[k][m][n];
}
} /* end for */
/* Perform I/O */
if (do_read) {
if (flags & MDSET_FLAG_MDSET) {
/* Set buffers */
for (k = 0; k < ndsets; k++)
rbufs[k] = rbufi[k][0];
/* Read datasets */
if (H5Dread_multi(ndsets, dset_ids, mem_type_ids, mem_space_ids, file_space_ids,
H5P_DEFAULT, rbufs) < 0)
TEST_ERROR;
} /* end if */
else
/* Read */
if (H5Dread(dset_ids[0], mem_type_ids[0], mem_space_ids[0], file_space_ids[0],
H5P_DEFAULT, rbuf) < 0)
TEST_ERROR;
/* Verify data */
if (0 != memcmp(rbuf, erbuf, buf_size))
TEST_ERROR;
} /* end if */
else {
if (flags & MDSET_FLAG_MDSET) {
/* Set buffers */
for (k = 0; k < ndsets; k++)
wbufs[k] = wbufi[k][0];
/* Write datasets */
if (H5Dwrite_multi(ndsets, dset_ids, mem_type_ids, mem_space_ids, file_space_ids,
H5P_DEFAULT, wbufs) < 0)
TEST_ERROR;
} /* end if */
else
/* Write */
if (H5Dwrite(dset_ids[0], mem_type_ids[0], mem_space_ids[0], file_space_ids[0],
H5P_DEFAULT, wbuf) < 0)
TEST_ERROR;
/* Update wbuf */
for (l = 0; l < max_dsets; l++)
for (m = 0; m < MAX_DSET_X; m++)
for (n = 0; n < MAX_DSET_Y; n++)
wbufi[l][m][n] += (unsigned)max_dsets * MAX_DSET_X * MAX_DSET_Y;
} /* end else */
} /* end for */
/* Close */
for (j = 0; j < ndsets; j++) {
if (H5Dclose(dset_ids[j]) < 0)
TEST_ERROR;
dset_ids[j] = -1;
if (H5Sclose(file_space_ids[j]) < 0)
TEST_ERROR;
file_space_ids[j] = -1;
} /* end for */
if (H5Fclose(file_id) < 0)
TEST_ERROR;
file_id = -1;
/* Cleanup external file. Need to do this because otherwise there is garbage when the
* dataset is created, even with early allocation and fill time. */
HDremove(EXT_FILENAME);
} /* end for */
/* Close */
for (i = 0; i < max_dsets; i++) {
if (H5Sclose(mem_space_ids[i]) < 0)
TEST_ERROR;
mem_space_ids[i] = -1;
} /* end for */
for (i = 0; i < MAX_DSETS; i++) {
if (H5Pclose(dcpl_id[i]) < 0)
TEST_ERROR;
dcpl_id[i] = -1;
}
free(rbuf);
rbuf = NULL;
free(erbuf);
erbuf = NULL;
free(wbuf);
wbuf = NULL;
free(efbuf);
efbuf = NULL;
PASSED();
return 0;
error:
H5E_BEGIN_TRY
{
for (i = 0; i < max_dsets; i++) {
H5Dclose(dset_ids[i]);
H5Sclose(mem_space_ids[i]);
H5Sclose(file_space_ids[i]);
H5Pclose(dcpl_id[i]);
} /* end for */
H5Fclose(file_id);
}
H5E_END_TRY
if (rbuf)
free(rbuf);
if (erbuf)
free(erbuf);
if (wbuf)
free(wbuf);
if (efbuf)
free(efbuf);
return -1;
} /* end test_mdset() */
/*-------------------------------------------------------------------------
* Function: main
*
* Purpose: Runs all tests with all combinations of configuration
* flags.
*
* Return: Success: 0
* Failure: 1
*
*-------------------------------------------------------------------------
*/
int
main(void)
{
hid_t fapl_id;
int nerrors = 0;
unsigned i;
int ret;
h5_test_init();
fapl_id = h5_fileaccess();
/* Initialize random number seed */
srand((unsigned)time(NULL));
/* Fill dset_name array */
for (i = 0; i < MAX_DSETS; i++) {
if ((ret = snprintf(dset_name[i], DSET_MAX_NAME_LEN, "dset%u", i)) < 0)
TEST_ERROR;
if (ret >= DSET_MAX_NAME_LEN)
TEST_ERROR;
} /* end for */
/* Check if deflate and fletcher32 filters are available */
if ((deflate_avail = H5Zfilter_avail(H5Z_FILTER_DEFLATE)) < 0)
TEST_ERROR;
if ((fletcher32_avail = H5Zfilter_avail(H5Z_FILTER_FLETCHER32)) < 0)
TEST_ERROR;
for (i = 0; i <= MDSET_ALL_FLAGS; i++) {
/* Skip incompatible flag combinations */
if (((i & MDSET_FLAG_MLAYOUT) && (i & MDSET_FLAG_CHUNK)) ||
((i & MDSET_FLAG_MLAYOUT) && !(i & MDSET_FLAG_MDSET)) ||
((i & MDSET_FLAG_FILTER) && !(i & MDSET_FLAG_CHUNK)))
continue;
/* Print flag configuration */
puts("\nConfiguration:");
printf(" Layout: %s\n", (i & MDSET_FLAG_MLAYOUT) ? "Multi"
: (i & MDSET_FLAG_CHUNK) ? "Chunked"
: "Contiguous");
printf(" Shape same: %s\n", (i & MDSET_FLAG_SHAPESAME) ? "Yes" : "No");
printf(" I/O type: %s\n", (i & MDSET_FLAG_MDSET) ? "Multi" : "Single");
printf(" Type conversion: %s\n", (i & MDSET_FLAG_TCONV) ? "Yes" : "No");
printf(" Data filter: %s\n", (i & MDSET_FLAG_MLAYOUT) ? "Mixed"
: (i & MDSET_FLAG_FILTER) ? "Yes"
: "No");
nerrors += test_mdset(50, i, fapl_id);
}
/* test all datasets in same container */
nerrors += test_mdset_location(fapl_id);
h5_cleanup(FILENAME, fapl_id);
if (nerrors)
goto error;
puts("All multi dataset tests passed.");
return 0;
error:
nerrors = MAX(1, nerrors);
printf("***** %d multi dataset TEST%s FAILED! *****\n", nerrors, 1 == nerrors ? "" : "S");
return 1;
} /* end main() */