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385 lines
10 KiB
385 lines
10 KiB
#!/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 | perl -pe "y/\\000/$i/" >$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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'verify pack -v' \ |
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'git verify-pack -v test-1-${packname_1}.idx \ |
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test-2-${packname_2}.idx \ |
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test-3-${packname_3}.idx' |
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test_expect_success \ |
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'verify-pack catches mismatched .idx and .pack files' \ |
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'cat test-1-${packname_1}.idx >test-3.idx && |
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cat test-2-${packname_2}.pack >test-3.pack && |
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if git verify-pack test-3.idx |
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then false |
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else :; |
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fi' |
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test_expect_success \ |
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'verify-pack catches a corrupted pack signature' \ |
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'cat test-1-${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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test_expect_success \ |
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'verify-pack catches a corrupted pack version' \ |
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'cat test-1-${packname_1}.pack >test-3.pack && |
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dd if=/dev/zero of=test-3.pack count=1 bs=1 conv=notrunc seek=7 && |
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if git verify-pack test-3.idx |
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then false |
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else :; |
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fi' |
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test_expect_success \ |
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'verify-pack catches a corrupted type/size of the 1st packed object data' \ |
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'cat test-1-${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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test_expect_success \ |
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'verify-pack catches a corrupted 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=$l && |
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if git verify-pack test-3.pack |
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then false |
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else :; |
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fi' |
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test_expect_success \ |
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'build pack index for an existing pack' \ |
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'cat test-1-${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_success \ |
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'make sure index-pack detects the SHA1 collision' \ |
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'test_must_fail git index-pack -o bad.idx test-3.pack 2>msg && |
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grep "SHA1 COLLISION FOUND" msg' |
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test_expect_success \ |
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'honor pack.packSizeLimit' \ |
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'git config pack.packSizeLimit 200 && |
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packname_4=$(git pack-objects test-4 <obj-list) && |
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test 3 = $(ls test-4-*.pack | wc -l)' |
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test_expect_success 'unpacking with --strict' ' |
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git config --unset pack.packsizelimit && |
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for j in a b c d e f g |
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do |
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for i in 0 1 2 3 4 5 6 7 8 9 |
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do |
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o=$(echo $j$i | git hash-object -w --stdin) && |
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echo "100644 $o 0 $j$i" |
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done |
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done >LIST && |
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rm -f .git/index && |
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git update-index --index-info <LIST && |
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LIST=$(git write-tree) && |
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rm -f .git/index && |
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head -n 10 LIST | git update-index --index-info && |
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LI=$(git write-tree) && |
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rm -f .git/index && |
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tail -n 10 LIST | git update-index --index-info && |
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ST=$(git write-tree) && |
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PACK5=$( git rev-list --objects "$LIST" "$LI" "$ST" | \ |
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git pack-objects test-5 ) && |
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PACK6=$( ( |
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echo "$LIST" |
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echo "$LI" |
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echo "$ST" |
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) | git pack-objects test-6 ) && |
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test_create_repo test-5 && |
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( |
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cd test-5 && |
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git unpack-objects --strict <../test-5-$PACK5.pack && |
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git ls-tree -r $LIST && |
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git ls-tree -r $LI && |
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git ls-tree -r $ST |
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) && |
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test_create_repo test-6 && |
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( |
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# tree-only into empty repo -- many unreachables |
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cd test-6 && |
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test_must_fail git unpack-objects --strict <../test-6-$PACK6.pack |
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) && |
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( |
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# already populated -- no unreachables |
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cd test-5 && |
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git unpack-objects --strict <../test-6-$PACK6.pack |
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) |
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' |
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test_expect_success 'index-pack with --strict' ' |
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for j in a b c d e f g |
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do |
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for i in 0 1 2 3 4 5 6 7 8 9 |
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do |
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o=$(echo $j$i | git hash-object -w --stdin) && |
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echo "100644 $o 0 $j$i" |
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done |
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done >LIST && |
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rm -f .git/index && |
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git update-index --index-info <LIST && |
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LIST=$(git write-tree) && |
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rm -f .git/index && |
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head -n 10 LIST | git update-index --index-info && |
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LI=$(git write-tree) && |
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rm -f .git/index && |
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tail -n 10 LIST | git update-index --index-info && |
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ST=$(git write-tree) && |
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PACK5=$( git rev-list --objects "$LIST" "$LI" "$ST" | \ |
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git pack-objects test-5 ) && |
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PACK6=$( ( |
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echo "$LIST" |
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echo "$LI" |
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echo "$ST" |
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) | git pack-objects test-6 ) && |
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test_create_repo test-7 && |
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( |
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cd test-7 && |
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git index-pack --strict --stdin <../test-5-$PACK5.pack && |
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git ls-tree -r $LIST && |
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git ls-tree -r $LI && |
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git ls-tree -r $ST |
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) && |
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test_create_repo test-8 && |
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( |
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# tree-only into empty repo -- many unreachables |
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cd test-8 && |
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test_must_fail git index-pack --strict --stdin <../test-6-$PACK6.pack |
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) && |
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( |
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# already populated -- no unreachables |
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cd test-7 && |
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git index-pack --strict --stdin <../test-6-$PACK6.pack |
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) |
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' |
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test_expect_success 'tolerate absurdly small packsizelimit' ' |
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git config pack.packSizeLimit 2 && |
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packname_9=$(git pack-objects test-9 <obj-list) && |
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test $(wc -l <obj-list) = $(ls test-9-*.pack | wc -l) |
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' |
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test_done
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