| #!/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 |