ddidderr/zstd-rs
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implemented ZSTD_refPrefix()

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This commit is contained in:
Yann Collet
2017-06-27 15:49:12 -07:00
parent 7d3816183f
commit b7372933b8
4 changed files with 61 additions and 57 deletions
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tests/zstreamtest.c
+3 -3
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@@ -1266,11 +1266,11 @@ static int fuzzerTests_newAPI(U32 seed, U32 nbTests, unsigned startTest, double
}
/* compression init */
CHECK_Z( ZSTD_CCtx_loadDictionary(zc, NULL, 0) ); /* cancel previous dict /*/
if ((FUZ_rand(&lseed)&1) /* at beginning, to keep same nb of rand */
&& oldTestLog /* at least one test happened */ && resetAllowed) {
maxTestSize = FUZ_randomLength(&lseed, oldTestLog+2);
if (maxTestSize >= srcBufferSize) maxTestSize = srcBufferSize-1;
CHECK_Z( ZSTD_CCtx_loadDictionary(zc, NULL, 0) );
{ int const compressionLevel = (FUZ_rand(&lseed) % 5) + 1;
CHECK_Z( ZSTD_CCtx_setParameter(zc, ZSTD_p_compressionLevel, compressionLevel) );
}
@@ -1294,7 +1294,6 @@ static int fuzzerTests_newAPI(U32 seed, U32 nbTests, unsigned startTest, double
ZSTD_compressionParameters cParams = ZSTD_getCParams(cLevel, pledgedSrcSize, dictSize);
/* mess with compression parameters */
CHECK_Z( ZSTD_CCtx_loadDictionary(zc, NULL, 0) ); /* cancel previous dict, to allow new compression parameters */
cParams.windowLog += (FUZ_rand(&lseed) & 3) - 1;
cParams.hashLog += (FUZ_rand(&lseed) & 3) - 1;
cParams.chainLog += (FUZ_rand(&lseed) & 3) - 1;
@@ -1312,7 +1311,8 @@ static int fuzzerTests_newAPI(U32 seed, U32 nbTests, unsigned startTest, double
/* unconditionally set, to be sync with decoder */
if (FUZ_rand(&lseed) & 1) CHECK_Z( ZSTD_CCtx_setParameter(zc, ZSTD_p_refDictContent, FUZ_rand(&lseed) & 1) );
CHECK_Z( ZSTD_CCtx_loadDictionary(zc, dict, dictSize) );
if (FUZ_rand(&lseed) & 1) { CHECK_Z( ZSTD_CCtx_loadDictionary(zc, dict, dictSize) ); }
else { CHECK_Z( ZSTD_CCtx_refPrefix(zc, dict, dictSize) ); }
if (dict && dictSize) {
/* test that compression parameters are correctly rejected after setting a dictionary */