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Adding test and null check for malloc

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This commit is contained in:
Bimba Shrestha
2019-09-23 15:08:18 -07:00
parent f3c4fd17e3
commit be0bebd24e
2 changed files with 25 additions and 5 deletions
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26
tests/fuzzer.c
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@ -1962,11 +1962,29 @@ static int basicUnitTests(U32 const seed, double compressibility)
{
ZSTD_CCtx* cctx = ZSTD_createCCtx();
assert(cctx != NULL);
size_t zerosLength = ZSTD_BLOCKSIZE_MAX * 2 - 1;
size_t expectedOffsets[] = {1, 1};
size_t expectedLitLengths[] = {2, 1};
size_t expectedMatchLengths[] = {ZSTD_BLOCKSIZE_MAX - 2, ZSTD_BLOCKSIZE_MAX - 2};
size_t expectedReps[] = {1, 1};
size_t expectedMatchPos[] = {2, 1};
size_t expectedSequencesSize = 2;
size_t sequencesSize;
size_t i = 0;
ZSTD_Sequence* sequences = (ZSTD_Sequence*)compressedBuffer;
DISPLAYLEVEL(3, "test%3i : ZSTD_getSequences zeros : ", testNb++);
memset(CNBuffer, 0, 1000000);
assert(ZSTD_getSequences(cctx, (ZSTD_Sequence*)compressedBuffer, 1000000,
CNBuffer, 1000000) == 1000000 / 131071 + 1);
assert(cctx != NULL);
memset(CNBuffer, 0, zerosLength);
sequencesSize = ZSTD_getSequences(cctx, sequences, 10,
CNBuffer, zerosLength);
assert(sequencesSize == expectedSequencesSize);
for (i = 0; i < sequencesSize; ++i) {
assert(sequences[i].offset == expectedOffsets[i]);
assert(sequences[i].litLength == expectedLitLengths[i]);
assert(sequences[i].matchLength == expectedMatchLengths[i]);
assert(sequences[i].rep == expectedReps[i]);
assert(sequences[i].matchPos == expectedMatchPos[i]);
}
ZSTD_freeCCtx(cctx);
}