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Add xz and lzma support.

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Finish feature started by @inikep.

* Add xz and lzma compression and decompression support to target `xzstd`.
* Fix bug in gzip decompression that silently accepted truncated files.
* Add gzip frame composition tests.
* Add xz/lzma compatibility tests.
* Add xz/lzma frame composition tests.
This commit is contained in:
Nick Terrell
2017-03-13 18:11:07 -07:00
parent a296c6646a
commit aa8bcf360f
5 changed files with 261 additions and 36 deletions
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58
tests/playTests.sh
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@@ -325,6 +325,7 @@ if [ $GZIPMODE -eq 1 ]; then
gzip -t -v tmp.gz
gzip -f tmp
$ZSTD -d -f -v tmp.gz
rm tmp*
else
$ECHO "gzip binary not detected"
fi
@@ -333,6 +334,63 @@ else
fi
$ECHO "\n**** gzip frame tests **** "
if [ $GZIPMODE -eq 1 ]; then
./datagen > tmp
$ZSTD -f --format=gzip tmp
$ZSTD -f tmp
cat tmp.gz tmp.zst tmp.gz tmp.zst | $ZSTD -d -f -o tmp
head -c -1 tmp.gz | $ZSTD -t && die "incomplete frame not detected !"
rm tmp*
else
$ECHO "gzip mode not supported"
fi
$ECHO "\n**** xz compatibility tests **** "
LZMAMODE=1
$ZSTD --format=xz -V || LZMAMODE=0
if [ $LZMAMODE -eq 1 ]; then
$ECHO "xz support detected"
XZEXE=1
xz -V && lzma -V || XZEXE=0
if [ $XZEXE -eq 1 ]; then
./datagen > tmp
$ZSTD --format=lzma -f tmp
$ZSTD --format=xz -f tmp
xz -t -v tmp.xz
xz -t -v tmp.lzma
xz -f -k tmp
lzma -f -k --lzma1 tmp
$ZSTD -d -f -v tmp.xz
$ZSTD -d -f -v tmp.lzma
rm tmp*
else
$ECHO "xz binary not detected"
fi
else
$ECHO "xz mode not supported"
fi
$ECHO "\n**** xz frame tests **** "
if [ $LZMAMODE -eq 1 ]; then
./datagen > tmp
$ZSTD -f --format=xz tmp
$ZSTD -f --format=lzma tmp
$ZSTD -f tmp
cat tmp.xz tmp.lzma tmp.zst tmp.lzma tmp.xz tmp.zst | $ZSTD -d -f -o tmp
head -c -1 tmp.xz | $ZSTD -t && die "incomplete frame not detected !"
head -c -1 tmp.lzma | $ZSTD -t && die "incomplete frame not detected !"
rm tmp*
else
$ECHO "xz mode not supported"
fi
$ECHO "\n**** zstd round-trip tests **** "
roundTripTest