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fixed maximum windowLog for zstreamtest --newapi

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for compatibility with low memory VM
This commit is contained in:
Yann Collet 2017-09-28 01:42:06 -07:00
parent 9b5b47ac93
commit 9fe50ed623
1 changed files with 3 additions and 4 deletions
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7
tests/zstreamtest.c
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@ -50,7 +50,6 @@ static const U32 g_cLevelMax_smallTests = 10;
#define COMPRESSIBLE_NOISE_LENGTH (10 MB) #define COMPRESSIBLE_NOISE_LENGTH (10 MB)
#define FUZ_COMPRESSIBILITY_DEFAULT 50 #define FUZ_COMPRESSIBILITY_DEFAULT 50
static const U32 prime32 = 2654435761U; static const U32 prime32 = 2654435761U;
static const U32 windowLogMax = 27;
/*-************************************ /*-************************************
@ -1052,8 +1051,7 @@ static int fuzzerTests_MT(U32 seed, U32 nbTests, unsigned startTest, double comp
/* states full reset (deliberately not synchronized) */ /* states full reset (deliberately not synchronized) */
/* some issues can only happen when reusing states */ /* some issues can only happen when reusing states */
if ((FUZ_rand(&lseed) & 0xFF) == 131) { if ((FUZ_rand(&lseed) & 0xFF) == 131) {
U32 const nbThreadsCandidate = (FUZ_rand(&lseed) % 6) + 1; nbThreads = (FUZ_rand(&lseed) % nbThreadsMax) + 1;
nbThreads = MIN(nbThreadsCandidate, nbThreadsMax);
DISPLAYLEVEL(5, "Creating new context with %u threads \n", nbThreads); DISPLAYLEVEL(5, "Creating new context with %u threads \n", nbThreads);
ZSTDMT_freeCCtx(zc); ZSTDMT_freeCCtx(zc);
zc = ZSTDMT_createCCtx(nbThreads); zc = ZSTDMT_createCCtx(nbThreads);
@ -1369,7 +1367,7 @@ static int fuzzerTests_newAPI(U32 seed, U32 nbTests, unsigned startTest, double
U32 const dictLog = FUZ_rand(&lseed) % maxSrcLog; U32 const dictLog = FUZ_rand(&lseed) % maxSrcLog;
U32 const cLevelCandidate = (FUZ_rand(&lseed) % U32 const cLevelCandidate = (FUZ_rand(&lseed) %
(ZSTD_maxCLevel() - (ZSTD_maxCLevel() -
(MAX(testLog, dictLog) / 3))) + (MAX(testLog, dictLog) / 2))) +
1; 1;
U32 const cLevel = MIN(cLevelCandidate, cLevelMax); U32 const cLevel = MIN(cLevelCandidate, cLevelMax);
DISPLAYLEVEL(5, "t%u: cLevel : %u \n", testNb, cLevel); DISPLAYLEVEL(5, "t%u: cLevel : %u \n", testNb, cLevel);
@ -1384,6 +1382,7 @@ static int fuzzerTests_newAPI(U32 seed, U32 nbTests, unsigned startTest, double
} }
{ U64 const pledgedSrcSize = (FUZ_rand(&lseed) & 3) ? ZSTD_CONTENTSIZE_UNKNOWN : maxTestSize; { U64 const pledgedSrcSize = (FUZ_rand(&lseed) & 3) ? ZSTD_CONTENTSIZE_UNKNOWN : maxTestSize;
ZSTD_compressionParameters cParams = ZSTD_getCParams(cLevel, pledgedSrcSize, dictSize); ZSTD_compressionParameters cParams = ZSTD_getCParams(cLevel, pledgedSrcSize, dictSize);
static const U32 windowLogMax = 25;
/* mess with compression parameters */ /* mess with compression parameters */
cParams.windowLog += (FUZ_rand(&lseed) & 3) - 1; cParams.windowLog += (FUZ_rand(&lseed) & 3) - 1;