mirror of
https://github.com/git/git.git
synced 2024-11-09 02:33:11 +01:00
269 lines
6.9 KiB
Bash
Executable file
269 lines
6.9 KiB
Bash
Executable file
#!/bin/sh
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#
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# Copyright (c) 2005 Junio C Hamano
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#
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test_description='git-pack-object
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'
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. ./test-lib.sh
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TRASH=`pwd`
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test_expect_success \
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'setup' \
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'rm -f .git/index*
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for i in a b c
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do
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dd if=/dev/zero bs=4k count=1 | tr "\\0" $i >$i &&
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git-update-index --add $i || return 1
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done &&
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cat c >d && echo foo >>d && git-update-index --add d &&
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tree=`git-write-tree` &&
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commit=`git-commit-tree $tree </dev/null` && {
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echo $tree &&
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echo $commit &&
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git-ls-tree $tree | sed -e "s/.* \\([0-9a-f]*\\) .*/\\1/"
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} >obj-list && {
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git-diff-tree --root -p $commit &&
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while read object
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do
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t=`git-cat-file -t $object` &&
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git-cat-file $t $object || return 1
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done <obj-list
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} >expect'
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test_expect_success \
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'pack without delta' \
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'packname_1=$(git-pack-objects --window=0 test-1 <obj-list)'
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rm -fr .git2
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mkdir .git2
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test_expect_success \
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'unpack without delta' \
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"GIT_OBJECT_DIRECTORY=.git2/objects &&
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export GIT_OBJECT_DIRECTORY &&
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git-init &&
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git-unpack-objects -n <test-1-${packname_1}.pack &&
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git-unpack-objects <test-1-${packname_1}.pack"
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unset GIT_OBJECT_DIRECTORY
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cd "$TRASH/.git2"
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test_expect_success \
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'check unpack without delta' \
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'(cd ../.git && find objects -type f -print) |
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while read path
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do
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cmp $path ../.git/$path || {
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echo $path differs.
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return 1
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}
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done'
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cd "$TRASH"
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test_expect_success \
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'pack with REF_DELTA' \
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'pwd &&
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packname_2=$(git-pack-objects test-2 <obj-list)'
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rm -fr .git2
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mkdir .git2
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test_expect_success \
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'unpack with REF_DELTA' \
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'GIT_OBJECT_DIRECTORY=.git2/objects &&
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export GIT_OBJECT_DIRECTORY &&
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git-init &&
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git-unpack-objects -n <test-2-${packname_2}.pack &&
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git-unpack-objects <test-2-${packname_2}.pack'
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unset GIT_OBJECT_DIRECTORY
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cd "$TRASH/.git2"
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test_expect_success \
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'check unpack with REF_DELTA' \
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'(cd ../.git && find objects -type f -print) |
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while read path
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do
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cmp $path ../.git/$path || {
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echo $path differs.
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return 1
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}
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done'
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cd "$TRASH"
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test_expect_success \
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'pack with OFS_DELTA' \
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'pwd &&
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packname_3=$(git-pack-objects --delta-base-offset test-3 <obj-list)'
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rm -fr .git2
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mkdir .git2
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test_expect_success \
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'unpack with OFS_DELTA' \
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'GIT_OBJECT_DIRECTORY=.git2/objects &&
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export GIT_OBJECT_DIRECTORY &&
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git-init &&
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git-unpack-objects -n <test-3-${packname_3}.pack &&
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git-unpack-objects <test-3-${packname_3}.pack'
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unset GIT_OBJECT_DIRECTORY
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cd "$TRASH/.git2"
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test_expect_success \
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'check unpack with OFS_DELTA' \
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'(cd ../.git && find objects -type f -print) |
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while read path
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do
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cmp $path ../.git/$path || {
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echo $path differs.
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return 1
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}
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done'
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cd "$TRASH"
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test_expect_success 'compare delta flavors' '
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perl -e '\''
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defined($_ = -s $_) or die for @ARGV;
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exit 1 if $ARGV[0] <= $ARGV[1];
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'\'' test-2-$packname_2.pack test-3-$packname_3.pack
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'
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rm -fr .git2
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mkdir .git2
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test_expect_success \
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'use packed objects' \
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'GIT_OBJECT_DIRECTORY=.git2/objects &&
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export GIT_OBJECT_DIRECTORY &&
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git-init &&
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cp test-1-${packname_1}.pack test-1-${packname_1}.idx .git2/objects/pack && {
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git-diff-tree --root -p $commit &&
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while read object
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do
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t=`git-cat-file -t $object` &&
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git-cat-file $t $object || return 1
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done <obj-list
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} >current &&
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diff expect current'
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test_expect_success \
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'use packed deltified (REF_DELTA) objects' \
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'GIT_OBJECT_DIRECTORY=.git2/objects &&
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export GIT_OBJECT_DIRECTORY &&
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rm -f .git2/objects/pack/test-* &&
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cp test-2-${packname_2}.pack test-2-${packname_2}.idx .git2/objects/pack && {
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git-diff-tree --root -p $commit &&
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while read object
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do
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t=`git-cat-file -t $object` &&
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git-cat-file $t $object || return 1
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done <obj-list
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} >current &&
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diff expect current'
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test_expect_success \
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'use packed deltified (OFS_DELTA) objects' \
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'GIT_OBJECT_DIRECTORY=.git2/objects &&
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export GIT_OBJECT_DIRECTORY &&
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rm -f .git2/objects/pack/test-* &&
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cp test-3-${packname_3}.pack test-3-${packname_3}.idx .git2/objects/pack && {
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git-diff-tree --root -p $commit &&
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while read object
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do
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t=`git-cat-file -t $object` &&
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git-cat-file $t $object || return 1
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done <obj-list
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} >current &&
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diff expect current'
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unset GIT_OBJECT_DIRECTORY
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test_expect_success \
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'verify pack' \
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'git-verify-pack test-1-${packname_1}.idx \
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test-2-${packname_2}.idx \
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test-3-${packname_3}.idx'
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test_expect_success \
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'corrupt a pack and see if verify catches' \
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'cat test-1-${packname_1}.idx >test-3.idx &&
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cat test-2-${packname_2}.pack >test-3.pack &&
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if git-verify-pack test-3.idx
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then false
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else :;
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fi &&
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: PACK_SIGNATURE &&
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cat test-1-${packname_1}.pack >test-3.pack &&
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dd if=/dev/zero of=test-3.pack count=1 bs=1 conv=notrunc seek=2 &&
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if git-verify-pack test-3.idx
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then false
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else :;
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fi &&
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: PACK_VERSION &&
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cat test-1-${packname_1}.pack >test-3.pack &&
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dd if=/dev/zero of=test-3.pack count=1 bs=1 conv=notrunc seek=7 &&
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if git-verify-pack test-3.idx
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then false
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else :;
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fi &&
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: TYPE/SIZE byte of the first packed object data &&
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cat test-1-${packname_1}.pack >test-3.pack &&
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dd if=/dev/zero of=test-3.pack count=1 bs=1 conv=notrunc seek=12 &&
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if git-verify-pack test-3.idx
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then false
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else :;
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fi &&
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: sum of the index file itself &&
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l=`wc -c <test-3.idx` &&
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l=`expr $l - 20` &&
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cat test-1-${packname_1}.pack >test-3.pack &&
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dd if=/dev/zero of=test-3.idx count=20 bs=1 conv=notrunc seek=$l &&
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if git-verify-pack test-3.pack
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then false
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else :;
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fi &&
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:'
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test_expect_success \
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'build pack index for an existing pack' \
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'cat test-1-${packname_1}.pack >test-3.pack &&
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git-index-pack -o tmp.idx test-3.pack &&
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cmp tmp.idx test-1-${packname_1}.idx &&
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git-index-pack test-3.pack &&
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cmp test-3.idx test-1-${packname_1}.idx &&
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cat test-2-${packname_2}.pack >test-3.pack &&
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git-index-pack -o tmp.idx test-2-${packname_2}.pack &&
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cmp tmp.idx test-2-${packname_2}.idx &&
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git-index-pack test-3.pack &&
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cmp test-3.idx test-2-${packname_2}.idx &&
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cat test-3-${packname_3}.pack >test-3.pack &&
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git-index-pack -o tmp.idx test-3-${packname_3}.pack &&
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cmp tmp.idx test-3-${packname_3}.idx &&
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git-index-pack test-3.pack &&
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cmp test-3.idx test-3-${packname_3}.idx &&
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:'
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test_expect_success \
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'fake a SHA1 hash collision' \
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'test -f .git/objects/c8/2de19312b6c3695c0c18f70709a6c535682a67 &&
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cp -f .git/objects/9d/235ed07cd19811a6ceb342de82f190e49c9f68 \
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.git/objects/c8/2de19312b6c3695c0c18f70709a6c535682a67'
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test_expect_failure \
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'make sure index-pack detects the SHA1 collision' \
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'git-index-pack -o bad.idx test-3.pack'
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test_done
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