#!/bin/sh # # Copyright (c) 2005 Junio C Hamano # test_description='git pack-object ' . ./test-lib.sh 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 'setup pack-object <stdin' ' git init pack-object-stdin && test_commit -C pack-object-stdin one && test_commit -C pack-object-stdin two ' test_expect_success 'pack-object <stdin parsing: basic [|--revs]' ' cat >in <<-EOF && $(git -C pack-object-stdin rev-parse one) EOF git -C pack-object-stdin pack-objects basic-stdin <in && idx=$(echo pack-object-stdin/basic-stdin-*.idx) && git show-index <"$idx" >actual && test_line_count = 1 actual && git -C pack-object-stdin pack-objects --revs basic-stdin-revs <in && idx=$(echo pack-object-stdin/basic-stdin-revs-*.idx) && git show-index <"$idx" >actual && test_line_count = 3 actual ' test_expect_success 'pack-object <stdin parsing: [|--revs] bad line' ' cat >in <<-EOF && $(git -C pack-object-stdin rev-parse one) garbage $(git -C pack-object-stdin rev-parse two) EOF sed "s/^> //g" >err.expect <<-EOF && fatal: expected object ID, got garbage: > garbage EOF test_must_fail git -C pack-object-stdin pack-objects bad-line-stdin <in 2>err.actual && test_cmp err.expect err.actual && cat >err.expect <<-EOF && fatal: bad revision '"'"'garbage'"'"' EOF test_must_fail git -C pack-object-stdin pack-objects --revs bad-line-stdin-revs <in 2>err.actual && test_cmp err.expect err.actual ' test_expect_success 'pack-object <stdin parsing: [|--revs] empty line' ' cat >in <<-EOF && $(git -C pack-object-stdin rev-parse one) $(git -C pack-object-stdin rev-parse two) EOF sed -e "s/^> //g" -e "s/Z$//g" >err.expect <<-EOF && fatal: expected object ID, got garbage: > Z EOF test_must_fail git -C pack-object-stdin pack-objects empty-line-stdin <in 2>err.actual && test_cmp err.expect err.actual && git -C pack-object-stdin pack-objects --revs empty-line-stdin-revs <in && idx=$(echo pack-object-stdin/empty-line-stdin-revs-*.idx) && git show-index <"$idx" >actual && test_line_count = 3 actual ' test_expect_success 'pack-object <stdin parsing: [|--revs] with --stdin' ' cat >in <<-EOF && $(git -C pack-object-stdin rev-parse one) $(git -C pack-object-stdin rev-parse two) EOF # There is the "--stdin-packs is incompatible with --revs" # test below, but we should make sure that the revision.c # --stdin is not picked up cat >err.expect <<-EOF && fatal: disallowed abbreviated or ambiguous option '"'"'stdin'"'"' EOF test_must_fail git -C pack-object-stdin pack-objects stdin-with-stdin-option --stdin <in 2>err.actual && test_cmp err.expect err.actual && test_must_fail git -C pack-object-stdin pack-objects --stdin --revs stdin-with-stdin-option-revs 2>err.actual <in && test_cmp err.expect err.actual ' test_expect_success 'pack-object <stdin parsing: --stdin-packs handles garbage' ' cat >in <<-EOF && $(git -C pack-object-stdin rev-parse one) $(git -C pack-object-stdin rev-parse two) EOF # That we get "two" and not "one" has to do with OID # ordering. It happens to be the same here under SHA-1 and # SHA-256. See commentary in pack-objects.c cat >err.expect <<-EOF && fatal: could not find pack '"'"'$(git -C pack-object-stdin rev-parse two)'"'"' EOF test_must_fail git \ -C pack-object-stdin \ pack-objects stdin-with-stdin-option --stdin-packs \ <in 2>err.actual && test_cmp err.expect err.actual ' # usage: check_deltas <stderr_from_pack_objects> <cmp_op> <nr_deltas> # e.g.: check_deltas stderr -gt 0 check_deltas() { deltas=$(perl -lne '/delta (\d+)/ and print $1' "$1") && shift && if ! test "$deltas" "$@" then echo >&2 "unexpected number of deltas (compared $delta $*)" return 1 fi } test_expect_success 'pack without delta' ' packname_1=$(git pack-objects --progress --window=0 test-1 \ <obj-list 2>stderr) && check_deltas stderr = 0 ' test_expect_success 'pack-objects with bogus arguments' ' test_must_fail git pack-objects --window=0 test-1 blah blah <obj-list ' check_unpack () { test_when_finished "rm -rf git2" && git init --bare git2 && git -C git2 unpack-objects -n <"$1".pack && git -C git2 unpack-objects <"$1".pack && (cd .git && find objects -type f -print) | while read path do cmp git2/$path .git/$path || { echo $path differs. return 1 } done } test_expect_success 'unpack without delta' ' check_unpack test-1-${packname_1} ' test_expect_success 'pack with REF_DELTA' ' packname_2=$(git pack-objects --progress test-2 <obj-list 2>stderr) && check_deltas stderr -gt 0 ' test_expect_success 'unpack with REF_DELTA' ' check_unpack test-2-${packname_2} ' test_expect_success 'pack with OFS_DELTA' ' packname_3=$(git pack-objects --progress --delta-base-offset test-3 \ <obj-list 2>stderr) && check_deltas stderr -gt 0 ' test_expect_success 'unpack with OFS_DELTA' ' check_unpack test-3-${packname_3} ' 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 ' check_use_objects () { test_when_finished "rm -rf git2" && git init --bare git2 && cp "$1".pack "$1".idx git2/objects/pack && ( cd git2 && git diff-tree --root -p $commit && while read object do t=$(git cat-file -t $object) && git cat-file $t $object || exit 1 done ) <obj-list >current && cmp expect current } test_expect_success 'use packed objects' ' check_use_objects test-1-${packname_1} ' test_expect_success 'use packed deltified (REF_DELTA) objects' ' check_use_objects test-2-${packname_2} ' test_expect_success 'use packed deltified (OFS_DELTA) objects' ' check_use_objects test-3-${packname_3} ' 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" || return 1 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=$( git pack-objects test-5 <actual ) && PACK6=$( test_write_lines "$LIST" "$LI" "$ST" | git pack-objects test-6 ) && test_create_repo test-5 && ( cd test-5 && git unpack-objects --strict <../test-5-$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" || return 1 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=$( git pack-objects test-5 <actual ) && PACK6=$( test_write_lines "$LIST" "$LI" "$ST" | git pack-objects test-6 ) && test_create_repo test-7 && ( cd test-7 && git index-pack --strict --stdin <../test-5-$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 = $(ls test-11-*.pack | wc -l) ' test_expect_success 'verify resulting packs' ' git verify-pack test-11-*.pack ' test_expect_success 'set up pack for non-repo tests' ' # make sure we have a pack with no matching index file cp test-1-*.pack foo.pack ' test_expect_success 'index-pack --stdin complains of non-repo' ' nongit test_must_fail git index-pack --object-format=$(test_oid algo) --stdin <foo.pack && test_path_is_missing non-repo/.git ' test_expect_success 'index-pack <pack> works in non-repo' ' nongit git index-pack --object-format=$(test_oid algo) ../foo.pack && test_path_is_file foo.idx ' test_expect_success 'index-pack --strict <pack> works in non-repo' ' rm -f foo.idx && nongit git index-pack --strict --object-format=$(test_oid algo) ../foo.pack && test_path_is_file foo.idx ' test_expect_success !PTHREADS,!FAIL_PREREQS \ '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,!FAIL_PREREQS \ '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 ' test_expect_success 'setup: fake a SHA1 hash collision' ' git init corrupt && ( cd corrupt && long_a=$(git hash-object -w ../a | sed -e "s!^..!&/!") && long_b=$(git hash-object -w ../b | sed -e "s!^..!&/!") && test -f .git/objects/$long_b && cp -f .git/objects/$long_a \ .git/objects/$long_b ) ' test_expect_success 'make sure index-pack detects the SHA1 collision' ' ( cd corrupt && test_must_fail git index-pack -o ../bad.idx ../test-3.pack 2>msg && test_i18ngrep "SHA1 COLLISION FOUND" msg ) ' test_expect_success 'make sure index-pack detects the SHA1 collision (large blobs)' ' ( cd corrupt && test_must_fail git -c core.bigfilethreshold=1 index-pack -o ../bad.idx ../test-3.pack 2>msg && test_i18ngrep "SHA1 COLLISION FOUND" msg ) ' test_expect_success 'prefetch objects' ' rm -rf server client && git init server && test_config -C server uploadpack.allowanysha1inwant 1 && test_config -C server uploadpack.allowfilter 1 && test_config -C server protocol.version 2 && echo one >server/one && git -C server add one && git -C server commit -m one && git -C server branch one_branch && echo two_a >server/two_a && echo two_b >server/two_b && git -C server add two_a two_b && git -C server commit -m two && echo three >server/three && git -C server add three && git -C server commit -m three && git -C server branch three_branch && # Clone, fetch "two" with blobs excluded, and re-push it. This requires # the client to have the blobs of "two" - verify that these are # prefetched in one batch. git clone --filter=blob:none --single-branch -b one_branch \ "file://$(pwd)/server" client && test_config -C client protocol.version 2 && TWO=$(git -C server rev-parse three_branch^) && git -C client fetch --filter=blob:none origin "$TWO" && GIT_TRACE_PACKET=$(pwd)/trace git -C client push origin "$TWO":refs/heads/two_branch && grep "fetch> done" trace >donelines && test_line_count = 1 donelines ' test_expect_success 'setup for --stdin-packs tests' ' git init stdin-packs && ( cd stdin-packs && test_commit A && test_commit B && test_commit C && for id in A B C do git pack-objects .git/objects/pack/pack-$id \ --incremental --revs <<-EOF || exit 1 refs/tags/$id EOF done && ls -la .git/objects/pack ) ' test_expect_success '--stdin-packs with excluded packs' ' ( cd stdin-packs && PACK_A="$(basename .git/objects/pack/pack-A-*.pack)" && PACK_B="$(basename .git/objects/pack/pack-B-*.pack)" && PACK_C="$(basename .git/objects/pack/pack-C-*.pack)" && git pack-objects test --stdin-packs <<-EOF && $PACK_A ^$PACK_B $PACK_C EOF ( git show-index <$(ls .git/objects/pack/pack-A-*.idx) && git show-index <$(ls .git/objects/pack/pack-C-*.idx) ) >expect.raw && git show-index <$(ls test-*.idx) >actual.raw && cut -d" " -f2 <expect.raw | sort >expect && cut -d" " -f2 <actual.raw | sort >actual && test_cmp expect actual ) ' test_expect_success '--stdin-packs is incompatible with --filter' ' ( cd stdin-packs && test_must_fail git pack-objects --stdin-packs --stdout \ --filter=blob:none </dev/null 2>err && test_i18ngrep "cannot use --filter with --stdin-packs" err ) ' test_expect_success '--stdin-packs is incompatible with --revs' ' ( cd stdin-packs && test_must_fail git pack-objects --stdin-packs --revs out \ </dev/null 2>err && test_i18ngrep "cannot use internal rev list with --stdin-packs" err ) ' test_expect_success '--stdin-packs with loose objects' ' ( cd stdin-packs && PACK_A="$(basename .git/objects/pack/pack-A-*.pack)" && PACK_B="$(basename .git/objects/pack/pack-B-*.pack)" && PACK_C="$(basename .git/objects/pack/pack-C-*.pack)" && test_commit D && # loose git pack-objects test2 --stdin-packs --unpacked <<-EOF && $PACK_A ^$PACK_B $PACK_C EOF ( git show-index <$(ls .git/objects/pack/pack-A-*.idx) && git show-index <$(ls .git/objects/pack/pack-C-*.idx) && git rev-list --objects --no-object-names \ refs/tags/C..refs/tags/D ) >expect.raw && ls -la . && git show-index <$(ls test2-*.idx) >actual.raw && cut -d" " -f2 <expect.raw | sort >expect && cut -d" " -f2 <actual.raw | sort >actual && test_cmp expect actual ) ' test_expect_success '--stdin-packs with broken links' ' ( cd stdin-packs && # make an unreachable object with a bogus parent git cat-file -p HEAD >commit && sed "s/$(git rev-parse HEAD^)/$(test_oid zero)/" <commit | git hash-object -w -t commit --stdin >in && git pack-objects .git/objects/pack/pack-D <in && PACK_A="$(basename .git/objects/pack/pack-A-*.pack)" && PACK_B="$(basename .git/objects/pack/pack-B-*.pack)" && PACK_C="$(basename .git/objects/pack/pack-C-*.pack)" && PACK_D="$(basename .git/objects/pack/pack-D-*.pack)" && git pack-objects test3 --stdin-packs --unpacked <<-EOF && $PACK_A ^$PACK_B $PACK_C $PACK_D EOF ( git show-index <$(ls .git/objects/pack/pack-A-*.idx) && git show-index <$(ls .git/objects/pack/pack-C-*.idx) && git show-index <$(ls .git/objects/pack/pack-D-*.idx) && git rev-list --objects --no-object-names \ refs/tags/C..refs/tags/D ) >expect.raw && git show-index <$(ls test3-*.idx) >actual.raw && cut -d" " -f2 <expect.raw | sort >expect && cut -d" " -f2 <actual.raw | sort >actual && test_cmp expect actual ) ' test_expect_success 'negative window clamps to 0' ' git pack-objects --progress --window=-1 neg-window <obj-list 2>stderr && check_deltas stderr = 0 ' test_done