ddidderr/zstd-rs
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added ZSTD_refDDict()

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Now DDict does no longer depends on DCtx duplication
This commit is contained in:
Yann Collet
2017-02-26 14:43:07 -08:00
parent d73eebc00f
commit bd7fa21deb
3 changed files with 68 additions and 20 deletions
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tests/fuzzer.c
+1 -1
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@@ -257,7 +257,7 @@ static int basicUnitTests(U32 seed, double compressibility)
DISPLAYLEVEL(4, "OK \n");
DISPLAYLEVEL(4, "test%3i : decompress with DDict : ", testNb++);
{ ZSTD_DDict* const ddict = ZSTD_createDDict(CNBuffer, dictSize);
{ ZSTD_DDict* const ddict = ZSTD_createDDict_byReference(CNBuffer, dictSize);
size_t const r = ZSTD_decompress_usingDDict(dctx, decodedBuffer, CNBuffSize, compressedBuffer, cSize, ddict);
if (r != CNBuffSize - dictSize) goto _output_error;
DISPLAYLEVEL(4, "OK (size of DDict : %u) \n", (U32)ZSTD_sizeof_DDict(ddict));
tests/playTests.sh
+4 -3
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@@ -209,18 +209,19 @@ $ZSTD -f tmp1 notHere tmp2 && die "missing file not detected!"
$ECHO "\n**** dictionary tests **** "
TESTFILE=../programs/zstdcli.c
$ECHO "- test with raw dict (content only) "
./datagen > tmpDict
./datagen -g1M | $MD5SUM > tmp1
./datagen -g1M | $ZSTD -D tmpDict | $ZSTD -D tmpDict -dvq | $MD5SUM > tmp2
$DIFF -q tmp1 tmp2
$ECHO "- Create first dictionary"
$ECHO "- Create first dictionary "
TESTFILE=../programs/zstdcli.c
$ZSTD --train *.c ../programs/*.c -o tmpDict
cp $TESTFILE tmp
$ZSTD -f tmp -D tmpDict
$ZSTD -d tmp.zst -D tmpDict -fo result
$DIFF $TESTFILE result
$ECHO "- Create second (different) dictionary"
$ECHO "- Create second (different) dictionary "
$ZSTD --train *.c ../programs/*.c ../programs/*.h -o tmpDictC
$ZSTD -d tmp.zst -D tmpDictC -fo result && die "wrong dictionary not detected!"
$ECHO "- Create dictionary with short dictID"