From 4b7c4e5f41cdb3e6c670f1fcc7932e4028b52af3 Mon Sep 17 00:00:00 2001 From: Nick Terrell Date: Thu, 11 Jan 2018 16:45:16 -0800 Subject: [PATCH] Add test for cdict window log adjustment --- tests/fuzzer.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/tests/fuzzer.c b/tests/fuzzer.c index 024a583ba..21d7d21a3 100644 --- a/tests/fuzzer.c +++ b/tests/fuzzer.c @@ -1206,6 +1206,28 @@ static int basicUnitTests(U32 seed, double compressibility) if (strcmp("No error detected", ZSTD_getErrorName(ZSTD_error_GENERIC)) != 0) goto _output_error; DISPLAYLEVEL(4, "OK \n"); + DISPLAYLEVEL(4, "test%3i : testing ZSTD dictionary sizes : ", testNb++); + RDG_genBuffer(CNBuffer, CNBuffSize, compressibility, 0., seed); + { + size_t const size = MIN(128 KB, CNBuffSize); + ZSTD_CCtx* const cctx = ZSTD_createCCtx(); + ZSTD_CDict* const lgCDict = ZSTD_createCDict(CNBuffer, size, 1); + ZSTD_CDict* const smCDict = ZSTD_createCDict(CNBuffer, 1 KB, 1); + ZSTD_frameHeader lgHeader; + ZSTD_frameHeader smHeader; + + CHECK_Z(ZSTD_compress_usingCDict(cctx, compressedBuffer, compressedBufferSize, CNBuffer, size, lgCDict)); + CHECK_Z(ZSTD_getFrameHeader(&lgHeader, compressedBuffer, compressedBufferSize)); + CHECK_Z(ZSTD_compress_usingCDict(cctx, compressedBuffer, compressedBufferSize, CNBuffer, size, smCDict)); + CHECK_Z(ZSTD_getFrameHeader(&smHeader, compressedBuffer, compressedBufferSize)); + + if (lgHeader.windowSize != smHeader.windowSize) goto _output_error; + + ZSTD_freeCDict(smCDict); + ZSTD_freeCDict(lgCDict); + ZSTD_freeCCtx(cctx); + } + _end: free(CNBuffer); free(compressedBuffer); -- 2.47.2