#!/bin/sh # # Copyright (c) 2005 Junio C Hamano # test_description='git pack-object ' . ./test-lib.sh TRASH=$(pwd) test_expect_success \ 'setup' \ 'rm -f .git/index* && perl -e "print \"a\" x 4096;" > a && perl -e "print \"b\" x 4096;" > b && perl -e "print \"c\" x 4096;" > c && test-genrandom "seed a" 2097152 > a_big && test-genrandom "seed b" 2097152 > b_big && git update-index --add a a_big b b_big c && cat c >d && echo foo >>d && git update-index --add d && tree=$(git write-tree) && commit=$(git commit-tree $tree obj-list && { git diff-tree --root -p $commit && while read object do t=$(git cat-file -t $object) && git cat-file $t $object || return 1 done expect' test_expect_success \ 'pack without delta' \ 'packname_1=$(git pack-objects --window=0 test-1 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 $object || return 1 done current && cmp expect current' test_expect_success \ 'use packed deltified (OFS_DELTA) objects' \ 'GIT_OBJECT_DIRECTORY=.git2/objects && export GIT_OBJECT_DIRECTORY && rm -f .git2/objects/pack/test-* && cp test-3-${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 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.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 && rm -f .git/index && git update-index --index-info 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