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Added zeroes test (#137)

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This commit is contained in:
Yann Collet 2016-03-04 19:09:28 +01:00
parent 4c01580362
commit 4ec2998b1f
1 changed files with 17 additions and 0 deletions
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17
programs/fuzzer.c
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@ -171,6 +171,7 @@ static int basicUnitTests(U32 seed, double compressibility)
DISPLAYLEVEL(4, "test%3i : decompress %u bytes : ", testNb++, COMPRESSIBLE_NOISE_LENGTH);
result = ZSTD_decompress(decodedBuffer, COMPRESSIBLE_NOISE_LENGTH, compressedBuffer, cSize);
if (ZSTD_isError(result)) goto _output_error;
if (result != COMPRESSIBLE_NOISE_LENGTH) goto _output_error;
DISPLAYLEVEL(4, "OK \n");
{
@ -195,6 +196,22 @@ static int basicUnitTests(U32 seed, double compressibility)
if (result != (size_t)-ZSTD_error_srcSize_wrong) goto _output_error;
DISPLAYLEVEL(4, "OK \n");
/* All zeroes test (#137 verif) */
#define ZEROESLENGTH 100
DISPLAYLEVEL(4, "test%3i : compress %u zeroes : ", testNb++, ZEROESLENGTH);
memset(CNBuffer, 0, ZEROESLENGTH);
result = ZSTD_compress(compressedBuffer, ZSTD_compressBound(ZEROESLENGTH), CNBuffer, ZEROESLENGTH, 1);
if (ZSTD_isError(result)) goto _output_error;
cSize = result;
DISPLAYLEVEL(4, "OK (%u bytes : %.2f%%)\n", (U32)cSize, (double)cSize/ZEROESLENGTH*100);
DISPLAYLEVEL(4, "test%3i : decompress %u zeroes : ", testNb++, ZEROESLENGTH);
result = ZSTD_decompress(decodedBuffer, ZEROESLENGTH, compressedBuffer, cSize);
if (ZSTD_isError(result)) goto _output_error;
if (result != ZEROESLENGTH) goto _output_error;
DISPLAYLEVEL(4, "OK \n");
/* Dictionary and Duplication tests */
{
ZSTD_CCtx* ctxOrig = ZSTD_createCCtx();