AuroraMiddleware/zstd
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

stronger dictionary compression tests

Browse Source
This commit is contained in:
Yann Collet 2016-06-15 19:02:11 +02:00
parent bc1695eff5
commit 531a4273c0
1 changed files with 14 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
programs/playTests.sh
View File

@ -139,22 +139,32 @@ $ECHO "\n**** dictionary tests **** "
./datagen -g1M | $MD5SUM > tmp1 ./datagen -g1M | $MD5SUM > tmp1
./datagen -g1M | $ZSTD -D tmpDict | $ZSTD -D tmpDict -dvq | $MD5SUM > tmp2 ./datagen -g1M | $ZSTD -D tmpDict | $ZSTD -D tmpDict -dvq | $MD5SUM > tmp2
diff -q tmp1 tmp2 diff -q tmp1 tmp2
$ECHO "Create first dictionary" $ECHO "- Create first dictionary"
$ZSTD --train *.c -o tmpDict $ZSTD --train *.c -o tmpDict
cp zstdcli.c tmp cp zstdcli.c tmp
$ZSTD -f tmp -D tmpDict $ZSTD -f tmp -D tmpDict
$ZSTD -d tmp.zst -D tmpDict -of result $ZSTD -d tmp.zst -D tmpDict -of result
diff zstdcli.c result diff zstdcli.c result
$ECHO "Create second (different) dictionary" $ECHO "- Create second (different) dictionary"
$ZSTD --train *.c *.h -o tmpDictC $ZSTD --train *.c *.h -o tmpDictC
$ZSTD -d tmp.zst -D tmpDictC -of result && die "wrong dictionary not detected!" $ZSTD -d tmp.zst -D tmpDictC -of result && die "wrong dictionary not detected!"
$ECHO "Create dictionary with short dictID" $ECHO "- Create dictionary with short dictID"
$ZSTD --train *.c --dictID 1 -o tmpDict1 $ZSTD --train *.c --dictID 1 -o tmpDict1
cmp tmpDict tmpDict1 && die "dictionaries should have different ID !" cmp tmpDict tmpDict1 && die "dictionaries should have different ID !"
$ECHO "Compress without dictID" $ECHO "- Compress without dictID"
$ZSTD -f tmp -D tmpDict1 --no-dictID $ZSTD -f tmp -D tmpDict1 --no-dictID
$ZSTD -d tmp.zst -D tmpDict -of result $ZSTD -d tmp.zst -D tmpDict -of result
diff zstdcli.c result diff zstdcli.c result
$ECHO "- Compress multiple files with dictionary"
cat *.c *.h | $MD5SUM > tmp1
rm -rf dirTestDict
mkdir dirTestDict
cp *.c dirTestDict
cp *.h dirTestDict
$ZSTD -f dirTestDict/* -D tmpDictC
$ZSTD -d dirTestDict/*.zst -D tmpDictC -c | $MD5SUM > tmp2
diff -q tmp1 tmp2
rm -rf dirTestDict
rm tmp* rm tmp*