mariadb/newbrt/tests/quicklz-test.c
Bradley C. Kuszmaul 7e7e93103c #3316 #3318 #3339
* #3316 quicklz is now part of the brt layer (but it won't be enabled for compression in 5.0.2, #3339)
 * #3318 (add valgrind suppresseions)
{{{
svn merge -r28917:29103 https://svn.tokutek.com/tokudb/toku/tokudb.3316
}}}
.
[t:3316] [t:3318] [t:3339]


git-svn-id: file:///svn/toku/tokudb@29107 c7de825b-a66e-492c-adef-691d508d4ae1
2013-04-16 23:59:37 -04:00

55 lines
1.4 KiB
C

/* -*- mode: C; c-basic-offset: 4 -*- */
// Test quicklz.
// Compare to compress-test which tests the toku compression (which is a composite of quicklz and zlib).
#ident "Copyright (c) 2010 Tokutek Inc. All rights reserved."
#ident "$Id$"
#include "test.h"
#include "quicklz.h"
static void test_qlz_random_i (int i) {
if (verbose) printf("i=%d\n", i);
qlz_state_compress *MALLOC(compress_state);
qlz_state_decompress *MALLOC(decompress_state);
char *MALLOC_N(i, m);
char *MALLOC_N(i, m2);
for (int j=0; j<i; j++) {
m[j] = (random()%256)-128;
}
int csize_bound = i+400;
char *MALLOC_N(csize_bound, c);
memset(compress_state, 0, sizeof(*compress_state));
memset(decompress_state, 0, sizeof(*decompress_state));
int s = qlz_compress(m, c, i, compress_state);
assert(s <= csize_bound);
int r = qlz_decompress(c, m2, decompress_state);
assert(r==i);
assert(memcmp(m, m2, i)==0);
toku_free(m);
toku_free(c);
toku_free(m2);
toku_free(compress_state);
toku_free(decompress_state);
}
static void test_qlz_random (void) {
// quicklz cannot handle i==0.
for (int i=1; i<100; i++) {
test_qlz_random_i(i);
}
for (int i=64; i<=1024*1024*8; i*=4) {
test_qlz_random_i(i);
test_qlz_random_i(i+random()%i);
}
}
int test_main (int argc, const char *argv[]) {
default_parse_args(argc, argv);
test_qlz_random();
return 0;
}