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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "h5hltest.h"
#include "H5DOpublic.h"
/* This test is a minimal test to ensure that the H5DO compatibility wrappers
* work correctly.
*/
#ifndef H5_NO_DEPRECATED_SYMBOLS
#define FILE_NAME "h5do_compat.h5"
#define DATASET_NAME "direct_chunk_io"
#define NX 8
#define CHUNK_NX 4
/*-------------------------------------------------------------------------
* Function: test_direct_chunk_write
*
* Purpose: Test the basic functionality of H5DOwrite_chunk
*
* Return: Success: An identifier for the dataset used in the tests
* Failure: H5I_INVALID_HID
*
*-------------------------------------------------------------------------
*/
static hid_t
create_dataset(hid_t fid)
{
hid_t did = H5I_INVALID_HID;
hid_t sid = H5I_INVALID_HID;
hid_t dcpl_id = H5I_INVALID_HID;
hsize_t dims[1] = {NX};
hsize_t maxdims[1] = {H5S_UNLIMITED};
hsize_t chunk_dims[1] = {CHUNK_NX};
int data[NX];
int i;
/* Create a dataspace for the new dataset */
if ((sid = H5Screate_simple(1, dims, maxdims)) < 0)
goto error;
/* Set up dataset creation parameters */
if ((dcpl_id = H5Pcreate(H5P_DATASET_CREATE)) < 0)
goto error;
if (H5Pset_chunk(dcpl_id, 1, chunk_dims) < 0)
goto error;
/* Create a new dataset */
if ((did = H5Dcreate2(fid, DATASET_NAME, H5T_NATIVE_INT, sid, H5P_DEFAULT, dcpl_id, H5P_DEFAULT)) < 0)
goto error;
/* Initialize the data */
for (i = 0; i < NX; i++)
data[i] = i;
/* Write the initialized data */
if (H5Dwrite(did, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, data) < 0)
goto error;
/* Close everything */
if (H5Sclose(sid) < 0)
goto error;
if (H5Pclose(dcpl_id) < 0)
goto error;
return did;
error:
H5E_BEGIN_TRY
{
H5Dclose(did);
H5Sclose(sid);
H5Pclose(dcpl_id);
}
H5E_END_TRY;
return H5I_INVALID_HID;
} /* end create_dataset() */
/*-------------------------------------------------------------------------
* Function: test_direct_chunk_write
*
* Purpose: Test the basic functionality of H5DOwrite_chunk
*
* Return: Success: 0
* Failure: 1
*
*-------------------------------------------------------------------------
*/
static int
test_direct_chunk_write(hid_t did)
{
unsigned filter_mask = 0;
int chunk_data[CHUNK_NX];
hsize_t offset[1];
size_t data_size;
int i;
HL_TESTING2("H5DOwrite_chunk wrapper");
/* Set the size of the chunk data */
data_size = CHUNK_NX * sizeof(int);
/* Initialize the chunk data */
for (i = 0; i < CHUNK_NX; i++)
chunk_data[i] = (i * 10) + i;
/* Write the direct chunk data repeatedly to cover all the chunks in the
* dataset, using the direct writing function.
*/
offset[0] = 0;
for (i = 0; i < NX / CHUNK_NX; i++) {
if (H5DOwrite_chunk(did, H5P_DEFAULT, filter_mask, offset, data_size, chunk_data) < 0)
TEST_ERROR;
offset[0] += CHUNK_NX;
}
PASSED();
return 0;
error:
H5_FAILED();
return 1;
} /* test_direct_chunk_write() */
/*-------------------------------------------------------------------------
* Function: test_direct_chunk_read
*
* Purpose: Test the basic functionality of H5DOread_chunk
*
* Return: Success: 0
* Failure: 1
*
*-------------------------------------------------------------------------
*/
static int
test_direct_chunk_read(hid_t did)
{
hid_t mem_sid = H5I_INVALID_HID;
hid_t file_sid = H5I_INVALID_HID;
hsize_t dims[1] = {NX};
hsize_t chunk_dims[1] = {CHUNK_NX};
unsigned filter_mask;
int chunk_data[CHUNK_NX]; /* Chunk read with H5DOread_chunk */
int check[CHUNK_NX]; /* Chunk read with H5Dread */
hsize_t offset[1];
hsize_t start[1]; /* Start of hyperslab */
hsize_t stride[1]; /* Stride of hyperslab */
hsize_t count[1]; /* Block count */
hsize_t block[1]; /* Block sizes */
int i, j;
HL_TESTING2("H5DOread_chunk wrapper");
/* Create dataspaces for reading */
if ((mem_sid = H5Screate_simple(1, chunk_dims, NULL)) < 0)
TEST_ERROR;
if ((file_sid = H5Screate_simple(1, dims, NULL)) < 0)
TEST_ERROR;
/* For each chunk in the dataset, compare the result of H5Dread and H5DOread_chunk. */
for (i = 0; i < NX / CHUNK_NX; i++) {
/* Select hyperslab for one chunk in the file */
start[0] = (hsize_t)i * CHUNK_NX;
stride[0] = 1;
count[0] = 1;
block[0] = CHUNK_NX;
/* Hyperslab selection equals single chunk */
if (H5Sselect_hyperslab(file_sid, H5S_SELECT_SET, start, stride, count, block) < 0)
TEST_ERROR;
/* Read the chunk back */
if (H5Dread(did, H5T_NATIVE_INT, mem_sid, file_sid, H5P_DEFAULT, check) < 0)
TEST_ERROR;
/* Read the raw chunk back */
HDmemset(chunk_data, 0, CHUNK_NX * sizeof(int));
filter_mask = UINT_MAX;
offset[0] = (hsize_t)i * CHUNK_NX;
if (H5DOread_chunk(did, H5P_DEFAULT, offset, &filter_mask, chunk_data) < 0)
TEST_ERROR;
/* Check filter mask return value */
if (filter_mask != 0)
TEST_ERROR;
/* Check that the values are correct */
for (j = 0; j < CHUNK_NX; j++)
if (chunk_data[i] != check[i])
TEST_ERROR;
}
/* Close */
if (H5Sclose(mem_sid) < 0)
TEST_ERROR;
if (H5Sclose(file_sid) < 0)
TEST_ERROR;
PASSED();
return 0;
error:
H5E_BEGIN_TRY
{
H5Sclose(mem_sid);
H5Sclose(file_sid);
}
H5E_END_TRY;
H5_FAILED();
return 1;
} /* test_direct_chunk_read() */
#endif /* H5_NO_DEPRECATED_SYMBOLS */
/*-------------------------------------------------------------------------
* Function: main
*
* Purpose: Test direct chunk write function H5DOwrite_chunk and
* chunk direct read function H5DOread_chunk
*
* Return: Success: 0
* Failure: 1
*
*-------------------------------------------------------------------------
*/
int
main(void)
{
#ifdef H5_NO_DEPRECATED_SYMBOLS
HDputs("Direct chunk read/write wrapper tests SKIPPED.");
HDputs("(Backward compatibility not configured)");
return EXIT_SUCCESS;
#else
hid_t fid = H5I_INVALID_HID;
hid_t did = H5I_INVALID_HID;
int nerrors = 0;
if ((fid = H5Fcreate(FILE_NAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT)) < 0)
goto error;
if ((did = create_dataset(fid)) < 0)
goto error;
nerrors += test_direct_chunk_write(did);
nerrors += test_direct_chunk_read(did);
if (H5Dclose(did) < 0)
goto error;
if (H5Fclose(fid) < 0)
goto error;
/* check for errors */
if (nerrors)
goto error;
HDputs("All direct chunk read/write wrapper tests passed.");
return EXIT_SUCCESS;
error:
HDputs("*** TESTS FAILED ***");
return EXIT_FAILURE;
#endif /* H5_NO_DEPRECATED_SYMBOLS */
} /* end main() */
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