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57 lines
1.7 KiB
C
57 lines
1.7 KiB
C
/* -*- mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*- */
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// vim: expandtab:ts=8:sw=4:softtabstop=4:
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// Test quicklz.
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// Compare to compress-test which tests the toku compression (which is a composite of quicklz and zlib).
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#ident "Copyright (c) 2010 Tokutek Inc. All rights reserved."
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#ident "$Id$"
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#include "test.h"
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#include "compress.h"
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static void test_compress_buf_method (unsigned char *buf, int i, enum toku_compression_method m) {
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int bound = toku_compress_bound(m, i);
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unsigned char *MALLOC_N(bound, cb);
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uLongf actual_clen = bound;
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toku_compress(m, cb, &actual_clen, buf, i);
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unsigned char *MALLOC_N(i, ubuf);
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toku_decompress(ubuf, i, cb, actual_clen);
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assert(0==memcmp(ubuf, buf, i));
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toku_free(ubuf);
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toku_free(cb);
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}
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static void test_compress_buf (unsigned char *buf, int i) {
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test_compress_buf_method(buf, i, TOKU_ZLIB_METHOD);
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test_compress_buf_method(buf, i, TOKU_QUICKLZ_METHOD);
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test_compress_buf_method(buf, i, TOKU_LZMA_METHOD);
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}
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static void test_compress_i (int i) {
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unsigned char *MALLOC_N(i, b);
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for (int j=0; j<i; j++) b[j] = random()%256;
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test_compress_buf (b, i);
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for (int j=0; j<i; j++) b[j] = 0;
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test_compress_buf (b, i);
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for (int j=0; j<i; j++) b[j] = 0xFF;
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test_compress_buf (b, i);
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toku_free(b);
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}
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static void test_compress (void) {
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// unlike quicklz, we can handle length 0.
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for (int i=0; i<100; i++) {
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test_compress_i(i);
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}
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test_compress_i(1024);
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test_compress_i(1024*1024*4);
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test_compress_i(1024*1024*4 - 123); // just some random lengths
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}
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int test_main (int argc, const char *argv[]) {
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default_parse_args(argc, argv);
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test_compress();
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return 0;
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}
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