lib/zstd
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block-level API

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This commit is contained in:
Yann Collet
2016-01-09 01:08:23 +01:00
parent c64c100658
commit bf42c8e5d8
5 changed files with 88 additions and 14 deletions
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28
programs/fuzzer.c
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@ -227,6 +227,7 @@ static int basicUnitTests(U32 seed, double compressibility)
compressedBuffer, cSize,
CNBuffer, dictSize);
if (ZSTD_isError(result)) goto _output_error;
if (result != COMPRESSIBLE_NOISE_LENGTH - dictSize) goto _output_error;
ZSTD_freeCCtx(ctxOrig); /* if ctxOrig is read, will produce segfault */
DISPLAYLEVEL(4, "OK \n");
@ -249,6 +250,7 @@ static int basicUnitTests(U32 seed, double compressibility)
compressedBuffer, cSize,
CNBuffer, dictSize);
if (ZSTD_isError(result)) goto _output_error;
if (result != COMPRESSIBLE_NOISE_LENGTH - dictSize) goto _output_error;
ZSTD_freeDCtx(dctx);
DISPLAYLEVEL(4, "OK \n");
}
@ -266,6 +268,32 @@ static int basicUnitTests(U32 seed, double compressibility)
if (!ZSTD_isError(result)) goto _output_error;
DISPLAYLEVEL(4, "OK \n");
/* block API tests */
{
ZSTD_CCtx* const cctx = ZSTD_createCCtx();
ZSTD_DCtx* const dctx = ZSTD_createDCtx();
const size_t blockSize = 100 KB;
/* basic block compression */
DISPLAYLEVEL(4, "test%3i : Block compression test : ", testNb++);
result = ZSTD_compressBegin(cctx, 5);
if (ZSTD_isError(result)) goto _output_error;
cSize = ZSTD_compressBlock(cctx, compressedBuffer, ZSTD_compressBound(blockSize), CNBuffer, blockSize);
if (ZSTD_isError(cSize)) goto _output_error;
DISPLAYLEVEL(4, "OK \n");
DISPLAYLEVEL(4, "test%3i : Block decompression test : ", testNb++);
result = ZSTD_resetDCtx(dctx);
if (ZSTD_isError(result)) goto _output_error;
result = ZSTD_decompressBlock(dctx, decodedBuffer, COMPRESSIBLE_NOISE_LENGTH, compressedBuffer, cSize);
if (ZSTD_isError(result)) goto _output_error;
if (result != blockSize) goto _output_error;
DISPLAYLEVEL(4, "OK \n");
ZSTD_freeCCtx(cctx);
ZSTD_freeDCtx(dctx);
}
/* long rle test */
{
size_t sampleSize = 0;