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-rw-r--r--tests/fuzzer.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/tests/fuzzer.c b/tests/fuzzer.c
index ff02e0c..dbc15ec 100644
--- a/tests/fuzzer.c
+++ b/tests/fuzzer.c
@@ -63,6 +63,7 @@ typedef size_t uintptr_t; /* true on most systems, except OpenVMS-64 (which do
#define FUZ_MAX_BLOCK_SIZE (1 << 17)
#define FUZ_MAX_DICT_SIZE (1 << 15)
#define FUZ_COMPRESSIBILITY_DEFAULT 60
+#define FUZ_CLEVEL_DEFAULT LZ4HC_CLEVEL_OPT_MIN
#define PRIME1 2654435761U
#define PRIME2 2246822519U
#define PRIME3 3266489917U
@@ -349,18 +350,18 @@ static int FUZ_test(U32 seed, U32 nbCycles, const U32 startCycle, const double c
/* Test compression HC */
FUZ_DISPLAYTEST;
- ret = LZ4_compress_HC(block, compressedBuffer, blockSize, (int)compressedBufferSize, 9);
+ ret = LZ4_compress_HC(block, compressedBuffer, blockSize, (int)compressedBufferSize, FUZ_CLEVEL_DEFAULT);
FUZ_CHECKTEST(ret==0, "LZ4_compressHC() failed");
HCcompressedSize = ret;
/* Test compression HC using external state */
FUZ_DISPLAYTEST;
- ret = LZ4_compress_HC_extStateHC(stateLZ4HC, block, compressedBuffer, blockSize, (int)compressedBufferSize, 9);
+ ret = LZ4_compress_HC_extStateHC(stateLZ4HC, block, compressedBuffer, blockSize, (int)compressedBufferSize, FUZ_CLEVEL_DEFAULT);
FUZ_CHECKTEST(ret==0, "LZ4_compressHC_withStateHC() failed");
/* Test compression using external state */
FUZ_DISPLAYTEST;
- ret = LZ4_compress_fast_extState(stateLZ4, block, compressedBuffer, blockSize, (int)compressedBufferSize, 9);
+ ret = LZ4_compress_fast_extState(stateLZ4, block, compressedBuffer, blockSize, (int)compressedBufferSize, 8);
FUZ_CHECKTEST(ret==0, "LZ4_compress_withState() failed");
/* Test compression */
@@ -466,12 +467,12 @@ static int FUZ_test(U32 seed, U32 nbCycles, const U32 startCycle, const double c
/* Test HC compression with output size being exactly what's necessary (should work) */
FUZ_DISPLAYTEST;
- ret = LZ4_compress_HC(block, compressedBuffer, blockSize, HCcompressedSize, 9);
+ ret = LZ4_compress_HC(block, compressedBuffer, blockSize, HCcompressedSize, FUZ_CLEVEL_DEFAULT);
FUZ_CHECKTEST(ret==0, "LZ4_compressHC_limitedOutput() failed despite sufficient space");
/* Test HC compression with output size being exactly what's necessary (should work) */
FUZ_DISPLAYTEST;
- ret = LZ4_compress_HC_extStateHC(stateLZ4HC, block, compressedBuffer, blockSize, HCcompressedSize, 9);
+ ret = LZ4_compress_HC_extStateHC(stateLZ4HC, block, compressedBuffer, blockSize, HCcompressedSize, FUZ_CLEVEL_DEFAULT);
FUZ_CHECKTEST(ret==0, "LZ4_compressHC_limitedOutput_withStateHC() failed despite sufficient space");
/* Test compression with missing bytes into output buffer => must fail */
@@ -491,7 +492,7 @@ static int FUZ_test(U32 seed, U32 nbCycles, const U32 startCycle, const double c
if (missingBytes >= HCcompressedSize) missingBytes = HCcompressedSize-1;
missingBytes += !missingBytes; /* avoid special case missingBytes==0 */
compressedBuffer[HCcompressedSize-missingBytes] = 0;
- ret = LZ4_compress_HC(block, compressedBuffer, blockSize, HCcompressedSize-missingBytes, 9);
+ ret = LZ4_compress_HC(block, compressedBuffer, blockSize, HCcompressedSize-missingBytes, FUZ_CLEVEL_DEFAULT);
FUZ_CHECKTEST(ret, "LZ4_compressHC_limitedOutput should have failed (output buffer too small by %i byte)", missingBytes);
FUZ_CHECKTEST(compressedBuffer[HCcompressedSize-missingBytes], "LZ4_compressHC_limitedOutput overran output buffer ! (%i missingBytes)", missingBytes)
}
@@ -592,7 +593,7 @@ static int FUZ_test(U32 seed, U32 nbCycles, const U32 startCycle, const double c
FUZ_DISPLAYTEST;
dict -= (FUZ_rand(&randState) & 7); /* even bigger separation */
if (dict < (char*)CNBuffer) dict = (char*)CNBuffer;
- LZ4_resetStreamHC (&LZ4dictHC, FUZ_rand(&randState) & 0x7);
+ LZ4_resetStreamHC (&LZ4dictHC, FUZ_rand(&randState) % (LZ4HC_CLEVEL_MAX+1));
LZ4_loadDictHC(&LZ4dictHC, dict, dictSize);
blockContinueCompressedSize = LZ4_compress_HC_continue(&LZ4dictHC, block, compressedBuffer, blockSize, (int)compressedBufferSize);
FUZ_CHECKTEST(blockContinueCompressedSize==0, "LZ4_compressHC_continue failed");