mirror of
https://github.com/git/git.git
synced 2024-11-25 10:54:00 +08:00
51b85471af
Signed-off-by: Eric Sunshine <sunshine@sunshineco.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
497 lines
14 KiB
Bash
Executable File
497 lines
14 KiB
Bash
Executable File
#!/bin/sh
|
|
#
|
|
# Copyright (c) 2005 Junio C Hamano
|
|
#
|
|
|
|
test_description='git pack-object
|
|
|
|
'
|
|
. ./test-lib.sh
|
|
|
|
TRASH=$(pwd)
|
|
|
|
test_expect_success \
|
|
'setup' \
|
|
'rm -f .git/index* &&
|
|
perl -e "print \"a\" x 4096;" > a &&
|
|
perl -e "print \"b\" x 4096;" > b &&
|
|
perl -e "print \"c\" x 4096;" > c &&
|
|
test-tool genrandom "seed a" 2097152 > a_big &&
|
|
test-tool genrandom "seed b" 2097152 > b_big &&
|
|
git update-index --add a a_big b b_big c &&
|
|
cat c >d && echo foo >>d && git update-index --add d &&
|
|
tree=$(git write-tree) &&
|
|
commit=$(git commit-tree $tree </dev/null) && {
|
|
echo $tree &&
|
|
echo $commit &&
|
|
git ls-tree $tree | sed -e "s/.* \\([0-9a-f]*\\) .*/\\1/"
|
|
} >obj-list && {
|
|
git diff-tree --root -p $commit &&
|
|
while read object
|
|
do
|
|
t=$(git cat-file -t $object) &&
|
|
git cat-file $t $object || return 1
|
|
done <obj-list
|
|
} >expect'
|
|
|
|
test_expect_success \
|
|
'pack without delta' \
|
|
'packname_1=$(git pack-objects --window=0 test-1 <obj-list)'
|
|
|
|
test_expect_success \
|
|
'pack-objects with bogus arguments' \
|
|
'test_must_fail git pack-objects --window=0 test-1 blah blah <obj-list'
|
|
|
|
rm -fr .git2
|
|
mkdir .git2
|
|
|
|
test_expect_success \
|
|
'unpack without delta' \
|
|
"GIT_OBJECT_DIRECTORY=.git2/objects &&
|
|
export GIT_OBJECT_DIRECTORY &&
|
|
git init &&
|
|
git unpack-objects -n <test-1-${packname_1}.pack &&
|
|
git unpack-objects <test-1-${packname_1}.pack"
|
|
|
|
unset GIT_OBJECT_DIRECTORY
|
|
cd "$TRASH/.git2"
|
|
|
|
test_expect_success \
|
|
'check unpack without delta' \
|
|
'(cd ../.git && find objects -type f -print) |
|
|
while read path
|
|
do
|
|
cmp $path ../.git/$path || {
|
|
echo $path differs.
|
|
return 1
|
|
}
|
|
done'
|
|
cd "$TRASH"
|
|
|
|
test_expect_success \
|
|
'pack with REF_DELTA' \
|
|
'pwd &&
|
|
packname_2=$(git pack-objects test-2 <obj-list)'
|
|
|
|
rm -fr .git2
|
|
mkdir .git2
|
|
|
|
test_expect_success \
|
|
'unpack with REF_DELTA' \
|
|
'GIT_OBJECT_DIRECTORY=.git2/objects &&
|
|
export GIT_OBJECT_DIRECTORY &&
|
|
git init &&
|
|
git unpack-objects -n <test-2-${packname_2}.pack &&
|
|
git unpack-objects <test-2-${packname_2}.pack'
|
|
|
|
unset GIT_OBJECT_DIRECTORY
|
|
cd "$TRASH/.git2"
|
|
test_expect_success \
|
|
'check unpack with REF_DELTA' \
|
|
'(cd ../.git && find objects -type f -print) |
|
|
while read path
|
|
do
|
|
cmp $path ../.git/$path || {
|
|
echo $path differs.
|
|
return 1
|
|
}
|
|
done'
|
|
cd "$TRASH"
|
|
|
|
test_expect_success \
|
|
'pack with OFS_DELTA' \
|
|
'pwd &&
|
|
packname_3=$(git pack-objects --delta-base-offset test-3 <obj-list)'
|
|
|
|
rm -fr .git2
|
|
mkdir .git2
|
|
|
|
test_expect_success \
|
|
'unpack with OFS_DELTA' \
|
|
'GIT_OBJECT_DIRECTORY=.git2/objects &&
|
|
export GIT_OBJECT_DIRECTORY &&
|
|
git init &&
|
|
git unpack-objects -n <test-3-${packname_3}.pack &&
|
|
git unpack-objects <test-3-${packname_3}.pack'
|
|
|
|
unset GIT_OBJECT_DIRECTORY
|
|
cd "$TRASH/.git2"
|
|
test_expect_success \
|
|
'check unpack with OFS_DELTA' \
|
|
'(cd ../.git && find objects -type f -print) |
|
|
while read path
|
|
do
|
|
cmp $path ../.git/$path || {
|
|
echo $path differs.
|
|
return 1
|
|
}
|
|
done'
|
|
cd "$TRASH"
|
|
|
|
test_expect_success 'compare delta flavors' '
|
|
perl -e '\''
|
|
defined($_ = -s $_) or die for @ARGV;
|
|
exit 1 if $ARGV[0] <= $ARGV[1];
|
|
'\'' test-2-$packname_2.pack test-3-$packname_3.pack
|
|
'
|
|
|
|
rm -fr .git2
|
|
mkdir .git2
|
|
|
|
test_expect_success \
|
|
'use packed objects' \
|
|
'GIT_OBJECT_DIRECTORY=.git2/objects &&
|
|
export GIT_OBJECT_DIRECTORY &&
|
|
git init &&
|
|
cp test-1-${packname_1}.pack test-1-${packname_1}.idx .git2/objects/pack && {
|
|
git diff-tree --root -p $commit &&
|
|
while read object
|
|
do
|
|
t=$(git cat-file -t $object) &&
|
|
git cat-file $t $object || return 1
|
|
done <obj-list
|
|
} >current &&
|
|
cmp expect current'
|
|
|
|
test_expect_success \
|
|
'use packed deltified (REF_DELTA) objects' \
|
|
'GIT_OBJECT_DIRECTORY=.git2/objects &&
|
|
export GIT_OBJECT_DIRECTORY &&
|
|
rm -f .git2/objects/pack/test-* &&
|
|
cp test-2-${packname_2}.pack test-2-${packname_2}.idx .git2/objects/pack && {
|
|
git diff-tree --root -p $commit &&
|
|
while read object
|
|
do
|
|
t=$(git cat-file -t $object) &&
|
|
git cat-file $t $object || return 1
|
|
done <obj-list
|
|
} >current &&
|
|
cmp expect current'
|
|
|
|
test_expect_success \
|
|
'use packed deltified (OFS_DELTA) objects' \
|
|
'GIT_OBJECT_DIRECTORY=.git2/objects &&
|
|
export GIT_OBJECT_DIRECTORY &&
|
|
rm -f .git2/objects/pack/test-* &&
|
|
cp test-3-${packname_3}.pack test-3-${packname_3}.idx .git2/objects/pack && {
|
|
git diff-tree --root -p $commit &&
|
|
while read object
|
|
do
|
|
t=$(git cat-file -t $object) &&
|
|
git cat-file $t $object || return 1
|
|
done <obj-list
|
|
} >current &&
|
|
cmp expect current'
|
|
|
|
unset GIT_OBJECT_DIRECTORY
|
|
|
|
test_expect_success 'survive missing objects/pack directory' '
|
|
(
|
|
rm -fr missing-pack &&
|
|
mkdir missing-pack &&
|
|
cd missing-pack &&
|
|
git init &&
|
|
GOP=.git/objects/pack &&
|
|
rm -fr $GOP &&
|
|
git index-pack --stdin --keep=test <../test-3-${packname_3}.pack &&
|
|
test -f $GOP/pack-${packname_3}.pack &&
|
|
cmp $GOP/pack-${packname_3}.pack ../test-3-${packname_3}.pack &&
|
|
test -f $GOP/pack-${packname_3}.idx &&
|
|
cmp $GOP/pack-${packname_3}.idx ../test-3-${packname_3}.idx &&
|
|
test -f $GOP/pack-${packname_3}.keep
|
|
)
|
|
'
|
|
|
|
test_expect_success \
|
|
'verify pack' \
|
|
'git verify-pack test-1-${packname_1}.idx \
|
|
test-2-${packname_2}.idx \
|
|
test-3-${packname_3}.idx'
|
|
|
|
test_expect_success \
|
|
'verify pack -v' \
|
|
'git verify-pack -v test-1-${packname_1}.idx \
|
|
test-2-${packname_2}.idx \
|
|
test-3-${packname_3}.idx'
|
|
|
|
test_expect_success \
|
|
'verify-pack catches mismatched .idx and .pack files' \
|
|
'cat test-1-${packname_1}.idx >test-3.idx &&
|
|
cat test-2-${packname_2}.pack >test-3.pack &&
|
|
if git verify-pack test-3.idx
|
|
then false
|
|
else :;
|
|
fi'
|
|
|
|
test_expect_success \
|
|
'verify-pack catches a corrupted pack signature' \
|
|
'cat test-1-${packname_1}.pack >test-3.pack &&
|
|
echo | dd of=test-3.pack count=1 bs=1 conv=notrunc seek=2 &&
|
|
if git verify-pack test-3.idx
|
|
then false
|
|
else :;
|
|
fi'
|
|
|
|
test_expect_success \
|
|
'verify-pack catches a corrupted pack version' \
|
|
'cat test-1-${packname_1}.pack >test-3.pack &&
|
|
echo | dd of=test-3.pack count=1 bs=1 conv=notrunc seek=7 &&
|
|
if git verify-pack test-3.idx
|
|
then false
|
|
else :;
|
|
fi'
|
|
|
|
test_expect_success \
|
|
'verify-pack catches a corrupted type/size of the 1st packed object data' \
|
|
'cat test-1-${packname_1}.pack >test-3.pack &&
|
|
echo | dd of=test-3.pack count=1 bs=1 conv=notrunc seek=12 &&
|
|
if git verify-pack test-3.idx
|
|
then false
|
|
else :;
|
|
fi'
|
|
|
|
test_expect_success \
|
|
'verify-pack catches a corrupted sum of the index file itself' \
|
|
'l=$(wc -c <test-3.idx) &&
|
|
l=$(expr $l - 20) &&
|
|
cat test-1-${packname_1}.pack >test-3.pack &&
|
|
printf "%20s" "" | dd of=test-3.idx count=20 bs=1 conv=notrunc seek=$l &&
|
|
if git verify-pack test-3.pack
|
|
then false
|
|
else :;
|
|
fi'
|
|
|
|
test_expect_success \
|
|
'build pack index for an existing pack' \
|
|
'cat test-1-${packname_1}.pack >test-3.pack &&
|
|
git index-pack -o tmp.idx test-3.pack &&
|
|
cmp tmp.idx test-1-${packname_1}.idx &&
|
|
|
|
git index-pack test-3.pack &&
|
|
cmp test-3.idx test-1-${packname_1}.idx &&
|
|
|
|
cat test-2-${packname_2}.pack >test-3.pack &&
|
|
git index-pack -o tmp.idx test-2-${packname_2}.pack &&
|
|
cmp tmp.idx test-2-${packname_2}.idx &&
|
|
|
|
git index-pack test-3.pack &&
|
|
cmp test-3.idx test-2-${packname_2}.idx &&
|
|
|
|
cat test-3-${packname_3}.pack >test-3.pack &&
|
|
git index-pack -o tmp.idx test-3-${packname_3}.pack &&
|
|
cmp tmp.idx test-3-${packname_3}.idx &&
|
|
|
|
git index-pack test-3.pack &&
|
|
cmp test-3.idx test-3-${packname_3}.idx &&
|
|
|
|
cat test-1-${packname_1}.pack >test-4.pack &&
|
|
rm -f test-4.keep &&
|
|
git index-pack --keep=why test-4.pack &&
|
|
cmp test-1-${packname_1}.idx test-4.idx &&
|
|
test -f test-4.keep &&
|
|
|
|
:'
|
|
|
|
test_expect_success 'unpacking with --strict' '
|
|
|
|
for j in a b c d e f g
|
|
do
|
|
for i in 0 1 2 3 4 5 6 7 8 9
|
|
do
|
|
o=$(echo $j$i | git hash-object -w --stdin) &&
|
|
echo "100644 $o 0 $j$i"
|
|
done
|
|
done >LIST &&
|
|
rm -f .git/index &&
|
|
git update-index --index-info <LIST &&
|
|
LIST=$(git write-tree) &&
|
|
rm -f .git/index &&
|
|
head -n 10 LIST | git update-index --index-info &&
|
|
LI=$(git write-tree) &&
|
|
rm -f .git/index &&
|
|
tail -n 10 LIST | git update-index --index-info &&
|
|
ST=$(git write-tree) &&
|
|
git rev-list --objects "$LIST" "$LI" "$ST" >actual &&
|
|
PACK5=$( git pack-objects test-5 <actual ) &&
|
|
PACK6=$( (
|
|
echo "$LIST"
|
|
echo "$LI"
|
|
echo "$ST"
|
|
) | git pack-objects test-6 ) &&
|
|
test_create_repo test-5 &&
|
|
(
|
|
cd test-5 &&
|
|
git unpack-objects --strict <../test-5-$PACK5.pack &&
|
|
git ls-tree -r $LIST &&
|
|
git ls-tree -r $LI &&
|
|
git ls-tree -r $ST
|
|
) &&
|
|
test_create_repo test-6 &&
|
|
(
|
|
# tree-only into empty repo -- many unreachables
|
|
cd test-6 &&
|
|
test_must_fail git unpack-objects --strict <../test-6-$PACK6.pack
|
|
) &&
|
|
(
|
|
# already populated -- no unreachables
|
|
cd test-5 &&
|
|
git unpack-objects --strict <../test-6-$PACK6.pack
|
|
)
|
|
'
|
|
|
|
test_expect_success 'index-pack with --strict' '
|
|
|
|
for j in a b c d e f g
|
|
do
|
|
for i in 0 1 2 3 4 5 6 7 8 9
|
|
do
|
|
o=$(echo $j$i | git hash-object -w --stdin) &&
|
|
echo "100644 $o 0 $j$i"
|
|
done
|
|
done >LIST &&
|
|
rm -f .git/index &&
|
|
git update-index --index-info <LIST &&
|
|
LIST=$(git write-tree) &&
|
|
rm -f .git/index &&
|
|
head -n 10 LIST | git update-index --index-info &&
|
|
LI=$(git write-tree) &&
|
|
rm -f .git/index &&
|
|
tail -n 10 LIST | git update-index --index-info &&
|
|
ST=$(git write-tree) &&
|
|
git rev-list --objects "$LIST" "$LI" "$ST" >actual &&
|
|
PACK5=$( git pack-objects test-5 <actual ) &&
|
|
PACK6=$( (
|
|
echo "$LIST"
|
|
echo "$LI"
|
|
echo "$ST"
|
|
) | git pack-objects test-6 ) &&
|
|
test_create_repo test-7 &&
|
|
(
|
|
cd test-7 &&
|
|
git index-pack --strict --stdin <../test-5-$PACK5.pack &&
|
|
git ls-tree -r $LIST &&
|
|
git ls-tree -r $LI &&
|
|
git ls-tree -r $ST
|
|
) &&
|
|
test_create_repo test-8 &&
|
|
(
|
|
# tree-only into empty repo -- many unreachables
|
|
cd test-8 &&
|
|
test_must_fail git index-pack --strict --stdin <../test-6-$PACK6.pack
|
|
) &&
|
|
(
|
|
# already populated -- no unreachables
|
|
cd test-7 &&
|
|
git index-pack --strict --stdin <../test-6-$PACK6.pack
|
|
)
|
|
'
|
|
|
|
test_expect_success 'honor pack.packSizeLimit' '
|
|
git config pack.packSizeLimit 3m &&
|
|
packname_10=$(git pack-objects test-10 <obj-list) &&
|
|
test 2 = $(ls test-10-*.pack | wc -l)
|
|
'
|
|
|
|
test_expect_success 'verify resulting packs' '
|
|
git verify-pack test-10-*.pack
|
|
'
|
|
|
|
test_expect_success 'tolerate packsizelimit smaller than biggest object' '
|
|
git config pack.packSizeLimit 1 &&
|
|
packname_11=$(git pack-objects test-11 <obj-list) &&
|
|
test 5 = $(ls test-11-*.pack | wc -l)
|
|
'
|
|
|
|
test_expect_success 'verify resulting packs' '
|
|
git verify-pack test-11-*.pack
|
|
'
|
|
|
|
test_expect_success 'set up pack for non-repo tests' '
|
|
# make sure we have a pack with no matching index file
|
|
cp test-1-*.pack foo.pack
|
|
'
|
|
|
|
test_expect_success 'index-pack --stdin complains of non-repo' '
|
|
nongit test_must_fail git index-pack --stdin <foo.pack &&
|
|
test_path_is_missing non-repo/.git
|
|
'
|
|
|
|
test_expect_success 'index-pack <pack> works in non-repo' '
|
|
nongit git index-pack ../foo.pack &&
|
|
test_path_is_file foo.idx
|
|
'
|
|
|
|
test_expect_success 'index-pack --strict <pack> works in non-repo' '
|
|
rm -f foo.idx &&
|
|
nongit git index-pack --strict ../foo.pack &&
|
|
test_path_is_file foo.idx
|
|
'
|
|
|
|
test_expect_success !PTHREADS,C_LOCALE_OUTPUT 'index-pack --threads=N or pack.threads=N warns when no pthreads' '
|
|
test_must_fail git index-pack --threads=2 2>err &&
|
|
grep ^warning: err >warnings &&
|
|
test_line_count = 1 warnings &&
|
|
grep -F "no threads support, ignoring --threads=2" err &&
|
|
|
|
test_must_fail git -c pack.threads=2 index-pack 2>err &&
|
|
grep ^warning: err >warnings &&
|
|
test_line_count = 1 warnings &&
|
|
grep -F "no threads support, ignoring pack.threads" err &&
|
|
|
|
test_must_fail git -c pack.threads=2 index-pack --threads=4 2>err &&
|
|
grep ^warning: err >warnings &&
|
|
test_line_count = 2 warnings &&
|
|
grep -F "no threads support, ignoring --threads=4" err &&
|
|
grep -F "no threads support, ignoring pack.threads" err
|
|
'
|
|
|
|
test_expect_success !PTHREADS,C_LOCALE_OUTPUT 'pack-objects --threads=N or pack.threads=N warns when no pthreads' '
|
|
git pack-objects --threads=2 --stdout --all </dev/null >/dev/null 2>err &&
|
|
grep ^warning: err >warnings &&
|
|
test_line_count = 1 warnings &&
|
|
grep -F "no threads support, ignoring --threads" err &&
|
|
|
|
git -c pack.threads=2 pack-objects --stdout --all </dev/null >/dev/null 2>err &&
|
|
grep ^warning: err >warnings &&
|
|
test_line_count = 1 warnings &&
|
|
grep -F "no threads support, ignoring pack.threads" err &&
|
|
|
|
git -c pack.threads=2 pack-objects --threads=4 --stdout --all </dev/null >/dev/null 2>err &&
|
|
grep ^warning: err >warnings &&
|
|
test_line_count = 2 warnings &&
|
|
grep -F "no threads support, ignoring --threads" err &&
|
|
grep -F "no threads support, ignoring pack.threads" err
|
|
'
|
|
|
|
test_expect_success 'pack-objects in too-many-packs mode' '
|
|
GIT_TEST_FULL_IN_PACK_ARRAY=1 git repack -ad &&
|
|
git fsck
|
|
'
|
|
|
|
#
|
|
# WARNING!
|
|
#
|
|
# The following test is destructive. Please keep the next
|
|
# two tests at the end of this file.
|
|
#
|
|
|
|
test_expect_success \
|
|
'fake a SHA1 hash collision' \
|
|
'long_a=$(git hash-object a | sed -e "s!^..!&/!") &&
|
|
long_b=$(git hash-object b | sed -e "s!^..!&/!") &&
|
|
test -f .git/objects/$long_b &&
|
|
cp -f .git/objects/$long_a \
|
|
.git/objects/$long_b'
|
|
|
|
test_expect_success \
|
|
'make sure index-pack detects the SHA1 collision' \
|
|
'test_must_fail git index-pack -o bad.idx test-3.pack 2>msg &&
|
|
test_i18ngrep "SHA1 COLLISION FOUND" msg'
|
|
|
|
test_expect_success \
|
|
'make sure index-pack detects the SHA1 collision (large blobs)' \
|
|
'test_must_fail git -c core.bigfilethreshold=1 index-pack -o bad.idx test-3.pack 2>msg &&
|
|
test_i18ngrep "SHA1 COLLISION FOUND" msg'
|
|
|
|
test_done
|