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authorYann Collet <yann.collet.73@gmail.com>2014-06-02 06:07:19 (GMT)
committerYann Collet <yann.collet.73@gmail.com>2014-06-02 06:07:19 (GMT)
commitb636779b0e168c346b42e85af816ce37a8ed9880 (patch)
tree03c4d8882c25162102c6df6e46b238a5864ed77b /programs/fuzzer.c
parent302e7e2f2bddc4a9d1ff108c0d9a5079a11b6ed0 (diff)
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unified structure model
Diffstat (limited to 'programs/fuzzer.c')
-rw-r--r--programs/fuzzer.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/programs/fuzzer.c b/programs/fuzzer.c
index 4b19703..56208d3 100644
--- a/programs/fuzzer.c
+++ b/programs/fuzzer.c
@@ -410,7 +410,14 @@ int FUZ_test(U32 seed, int nbCycles, int startCycle, double compressibility) {
ret = LZ4_decompress_fast_withPrefix64k(compressedBuffer, decodedBuffer+dictSize, blockSize);
FUZ_CHECKTEST(ret!=blockContinueCompressedSize, "LZ4_decompress_fast_withPrefix64k did not read all compressed block input");
crcCheck = XXH32(decodedBuffer+dictSize, blockSize, 0);
- FUZ_CHECKTEST(crcCheck!=crcOrig, "LZ4_decompress_fast_withPrefix64k corrupted decoded data");
+ if (crcCheck!=crcOrig)
+ {
+ int i=0;
+ while (block[i]==decodedBuffer[i]) i++;
+ printf("Wrong Byte at position %i/%i\n", i, blockSize);
+
+ }
+ FUZ_CHECKTEST(crcCheck!=crcOrig, "LZ4_decompress_fast_withPrefix64k corrupted decoded data (dict %i)", dictSize);
FUZ_DISPLAYTEST;
ret = LZ4_decompress_safe_withPrefix64k(compressedBuffer, decodedBuffer+dictSize, blockContinueCompressedSize, blockSize);
@@ -453,7 +460,7 @@ int FUZ_test(U32 seed, int nbCycles, int startCycle, double compressibility) {
printf("Wrong Byte at position %i/%i\n", i, blockSize);
}
- FUZ_CHECKTEST(crcCheck!=crcOrig, "LZ4_decompress_fast_usingDict corrupted decoded data");
+ FUZ_CHECKTEST(crcCheck!=crcOrig, "LZ4_decompress_fast_usingDict corrupted decoded data (dict %i)", dictSize);
FUZ_DISPLAYTEST;
decodedBuffer[blockSize] = 0;