109 lines
2.6 KiB
C
109 lines
2.6 KiB
C
/*********************************************************************
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Blosc - Blocked Shuffling and Compression Library
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Unit tests for BLOSC_NOLOCK environment variable in Blosc.
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Creation date: 2016-04-25
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Author: Francesc Alted <francesc@blosc.org>
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See LICENSES/BLOSC.txt for details about copyright and rights to use.
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**********************************************************************/
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/* Test for using blosc without blosc_init() and blosc_destroy() */
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#include <unistd.h>
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#include "test_common.h"
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int tests_run = 0;
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/* Global vars */
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void *src, *srccpy, *dest, *dest2;
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size_t nbytes, cbytes;
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int clevel = 1;
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int doshuffle = 1;
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size_t typesize = 4;
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size_t size = 4 * 1000 * 1000; /* must be divisible by 4 */
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/* Check just compressing */
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static const char *test_compress(void) {
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/* Get a compressed buffer */
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cbytes = blosc_compress(clevel, doshuffle, typesize, size, src,
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dest, size + BLOSC_MAX_OVERHEAD);
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mu_assert("ERROR: cbytes is not correct", cbytes < size);
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return 0;
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}
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/* Check compressing + decompressing */
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static const char *test_compress_decompress(void) {
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/* Get a compressed buffer */
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cbytes = blosc_compress(clevel, doshuffle, typesize, size, src,
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dest, size + BLOSC_MAX_OVERHEAD);
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mu_assert("ERROR: cbytes is not correct", cbytes < size);
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/* Decompress the buffer */
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nbytes = blosc_decompress(dest, dest2, size);
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mu_assert("ERROR: nbytes incorrect(1)", nbytes == size);
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return 0;
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}
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static const char *all_tests(void) {
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mu_run_test(test_compress);
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mu_run_test(test_compress_decompress);
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return 0;
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}
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#define BUFFER_ALIGN_SIZE 32
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int main(int argc, char **argv) {
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int32_t *_src;
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const char *result;
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size_t i;
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int nchildren = 4;
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printf("STARTING TESTS for %s\n", argv[0]);
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/* Launch several subprocesses */
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for (i = 1; i <= nchildren; i++) {
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fork();
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}
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blosc_set_nthreads(4);
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/* Initialize buffers */
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src = blosc_test_malloc(BUFFER_ALIGN_SIZE, size);
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srccpy = blosc_test_malloc(BUFFER_ALIGN_SIZE, size);
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dest = blosc_test_malloc(BUFFER_ALIGN_SIZE, size + BLOSC_MAX_OVERHEAD);
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dest2 = blosc_test_malloc(BUFFER_ALIGN_SIZE, size);
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_src = (int32_t *)src;
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for (i=0; i < (size/4); i++) {
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_src[i] = (int32_t)i;
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}
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memcpy(srccpy, src, size);
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/* Run all the suite */
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result = all_tests();
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if (result != 0) {
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printf(" (%s)\n", result);
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}
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else {
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printf(" ALL TESTS PASSED\n");
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}
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printf("\tTests run: %d\n", tests_run);
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blosc_test_free(src);
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blosc_test_free(srccpy);
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blosc_test_free(dest);
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blosc_test_free(dest2);
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return result != 0;
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}
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