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485 lines
14 KiB
485 lines
14 KiB
#!/bin/sh |
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test_description='git repack works correctly' |
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. ./test-lib.sh |
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. "${TEST_DIRECTORY}/lib-bitmap.sh" |
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. "${TEST_DIRECTORY}/lib-midx.sh" |
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. "${TEST_DIRECTORY}/lib-terminal.sh" |
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commit_and_pack () { |
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test_commit "$@" 1>&2 && |
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incrpackid=$(git pack-objects --all --unpacked --incremental .git/objects/pack/pack </dev/null) && |
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echo pack-${incrpackid}.pack |
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} |
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test_no_missing_in_packs () { |
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myidx=$(ls -1 .git/objects/pack/*.idx) && |
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test_path_is_file "$myidx" && |
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git verify-pack -v alt_objects/pack/*.idx >orig.raw && |
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sed -n -e "s/^\($OID_REGEX\).*/\1/p" orig.raw | sort >orig && |
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git verify-pack -v $myidx >dest.raw && |
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cut -d" " -f1 dest.raw | sort >dest && |
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comm -23 orig dest >missing && |
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test_must_be_empty missing |
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} |
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# we expect $packid and $oid to be defined |
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test_has_duplicate_object () { |
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want_duplicate_object="$1" |
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found_duplicate_object=false |
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for p in .git/objects/pack/*.idx |
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do |
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idx=$(basename $p) |
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test "pack-$packid.idx" = "$idx" && continue |
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git verify-pack -v $p >packlist || return $? |
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if grep "^$oid" packlist |
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then |
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found_duplicate_object=true |
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echo "DUPLICATE OBJECT FOUND" |
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break |
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fi |
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done && |
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test "$want_duplicate_object" = "$found_duplicate_object" |
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} |
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test_expect_success 'objects in packs marked .keep are not repacked' ' |
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echo content1 >file1 && |
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echo content2 >file2 && |
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git add . && |
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test_tick && |
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git commit -m initial_commit && |
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# Create two packs |
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# The first pack will contain all of the objects except one |
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git rev-list --objects --all >objs && |
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grep -v file2 objs | git pack-objects pack && |
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# The second pack will contain the excluded object |
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packid=$(grep file2 objs | git pack-objects pack) && |
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>pack-$packid.keep && |
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git verify-pack -v pack-$packid.idx >packlist && |
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oid=$(head -n 1 packlist | sed -e "s/^\($OID_REGEX\).*/\1/") && |
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mv pack-* .git/objects/pack/ && |
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git repack -A -d -l && |
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git prune-packed && |
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test_has_duplicate_object false |
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' |
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test_expect_success 'writing bitmaps via command-line can duplicate .keep objects' ' |
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# build on $oid, $packid, and .keep state from previous |
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GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 git repack -Adbl && |
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test_has_duplicate_object true |
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' |
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test_expect_success 'writing bitmaps via config can duplicate .keep objects' ' |
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# build on $oid, $packid, and .keep state from previous |
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GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \ |
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git -c repack.writebitmaps=true repack -Adl && |
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test_has_duplicate_object true |
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' |
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test_expect_success 'loose objects in alternate ODB are not repacked' ' |
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mkdir alt_objects && |
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echo $(pwd)/alt_objects >.git/objects/info/alternates && |
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echo content3 >file3 && |
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oid=$(GIT_OBJECT_DIRECTORY=alt_objects git hash-object -w file3) && |
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git add file3 && |
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test_tick && |
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git commit -m commit_file3 && |
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git repack -a -d -l && |
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git prune-packed && |
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test_has_duplicate_object false |
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' |
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test_expect_success 'packed obs in alt ODB are repacked even when local repo is packless' ' |
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mkdir alt_objects/pack && |
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mv .git/objects/pack/* alt_objects/pack && |
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git repack -a && |
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test_no_missing_in_packs |
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' |
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test_expect_success 'packed obs in alt ODB are repacked when local repo has packs' ' |
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rm -f .git/objects/pack/* && |
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echo new_content >>file1 && |
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git add file1 && |
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test_tick && |
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git commit -m more_content && |
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git repack && |
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git repack -a -d && |
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test_no_missing_in_packs |
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' |
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test_expect_success 'packed obs in alternate ODB kept pack are repacked' ' |
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# swap the .keep so the commit object is in the pack with .keep |
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for p in alt_objects/pack/*.pack |
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do |
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base_name=$(basename $p .pack) && |
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if test_path_is_file alt_objects/pack/$base_name.keep |
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then |
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rm alt_objects/pack/$base_name.keep |
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else |
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touch alt_objects/pack/$base_name.keep |
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fi || return 1 |
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done && |
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git repack -a -d && |
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test_no_missing_in_packs |
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' |
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test_expect_success 'packed unreachable obs in alternate ODB are not loosened' ' |
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rm -f alt_objects/pack/*.keep && |
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mv .git/objects/pack/* alt_objects/pack/ && |
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coid=$(git rev-parse HEAD^{commit}) && |
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git reset --hard HEAD^ && |
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test_tick && |
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git reflog expire --expire=$test_tick --expire-unreachable=$test_tick --all && |
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# The pack-objects call on the next line is equivalent to |
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# git repack -A -d without the call to prune-packed |
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git pack-objects --honor-pack-keep --non-empty --all --reflog \ |
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--unpack-unreachable </dev/null pack && |
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rm -f .git/objects/pack/* && |
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mv pack-* .git/objects/pack/ && |
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git verify-pack -v -- .git/objects/pack/*.idx >packlist && |
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! grep "^$coid " packlist && |
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echo >.git/objects/info/alternates && |
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test_must_fail git show $coid |
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' |
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test_expect_success 'local packed unreachable obs that exist in alternate ODB are not loosened' ' |
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echo $(pwd)/alt_objects >.git/objects/info/alternates && |
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echo "$coid" | git pack-objects --non-empty --all --reflog pack && |
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rm -f .git/objects/pack/* && |
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mv pack-* .git/objects/pack/ && |
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# The pack-objects call on the next line is equivalent to |
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# git repack -A -d without the call to prune-packed |
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git pack-objects --honor-pack-keep --non-empty --all --reflog \ |
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--unpack-unreachable </dev/null pack && |
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rm -f .git/objects/pack/* && |
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mv pack-* .git/objects/pack/ && |
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git verify-pack -v -- .git/objects/pack/*.idx >packlist && |
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! grep "^$coid " && |
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echo >.git/objects/info/alternates && |
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test_must_fail git show $coid |
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' |
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test_expect_success 'objects made unreachable by grafts only are kept' ' |
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test_tick && |
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git commit --allow-empty -m "commit 4" && |
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H0=$(git rev-parse HEAD) && |
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H1=$(git rev-parse HEAD^) && |
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H2=$(git rev-parse HEAD^^) && |
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echo "$H0 $H2" >.git/info/grafts && |
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git reflog expire --expire=$test_tick --expire-unreachable=$test_tick --all && |
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git repack -a -d && |
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git cat-file -t $H1 |
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' |
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test_expect_success 'repack --keep-pack' ' |
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test_create_repo keep-pack && |
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( |
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cd keep-pack && |
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P1=$(commit_and_pack 1) && |
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P2=$(commit_and_pack 2) && |
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P3=$(commit_and_pack 3) && |
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P4=$(commit_and_pack 4) && |
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ls .git/objects/pack/*.pack >old-counts && |
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test_line_count = 4 old-counts && |
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git repack -a -d --keep-pack $P1 --keep-pack $P4 && |
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ls .git/objects/pack/*.pack >new-counts && |
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grep -q $P1 new-counts && |
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grep -q $P4 new-counts && |
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test_line_count = 3 new-counts && |
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git fsck |
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) |
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' |
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test_expect_success 'bitmaps are created by default in bare repos' ' |
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git clone --bare .git bare.git && |
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rm -f bare.git/objects/pack/*.bitmap && |
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GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \ |
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git -C bare.git repack -ad && |
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bitmap=$(ls bare.git/objects/pack/*.bitmap) && |
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test_path_is_file "$bitmap" |
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' |
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test_expect_success 'incremental repack does not complain' ' |
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git -C bare.git repack -q 2>repack.err && |
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test_must_be_empty repack.err |
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' |
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test_expect_success 'bitmaps can be disabled on bare repos' ' |
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GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \ |
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git -c repack.writeBitmaps=false -C bare.git repack -ad && |
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bitmap=$(ls bare.git/objects/pack/*.bitmap || :) && |
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test -z "$bitmap" |
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' |
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test_expect_success 'no bitmaps created if .keep files present' ' |
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pack=$(ls bare.git/objects/pack/*.pack) && |
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test_path_is_file "$pack" && |
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keep=${pack%.pack}.keep && |
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test_when_finished "rm -f \"\$keep\"" && |
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>"$keep" && |
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GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \ |
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git -C bare.git repack -ad 2>stderr && |
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test_must_be_empty stderr && |
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find bare.git/objects/pack/ -type f -name "*.bitmap" >actual && |
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test_must_be_empty actual |
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' |
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test_expect_success 'auto-bitmaps do not complain if unavailable' ' |
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test_config -C bare.git pack.packSizeLimit 1M && |
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blob=$(test-tool genrandom big $((1024*1024)) | |
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git -C bare.git hash-object -w --stdin) && |
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git -C bare.git update-ref refs/tags/big $blob && |
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GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \ |
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git -C bare.git repack -ad 2>stderr && |
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test_must_be_empty stderr && |
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find bare.git/objects/pack -type f -name "*.bitmap" >actual && |
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test_must_be_empty actual |
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' |
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objdir=.git/objects |
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midx=$objdir/pack/multi-pack-index |
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test_expect_success 'setup for --write-midx tests' ' |
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git init midx && |
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( |
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cd midx && |
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git config core.multiPackIndex true && |
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test_commit base |
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) |
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' |
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test_expect_success '--write-midx unchanged' ' |
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( |
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cd midx && |
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GIT_TEST_MULTI_PACK_INDEX=0 git repack && |
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test_path_is_missing $midx && |
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test_path_is_missing $midx-*.bitmap && |
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GIT_TEST_MULTI_PACK_INDEX=0 git repack --write-midx && |
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test_path_is_file $midx && |
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test_path_is_missing $midx-*.bitmap && |
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test_midx_consistent $objdir |
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) |
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' |
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test_expect_success '--write-midx with a new pack' ' |
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( |
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cd midx && |
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test_commit loose && |
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GIT_TEST_MULTI_PACK_INDEX=0 git repack --write-midx && |
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test_path_is_file $midx && |
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test_path_is_missing $midx-*.bitmap && |
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test_midx_consistent $objdir |
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) |
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' |
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test_expect_success '--write-midx with -b' ' |
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( |
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cd midx && |
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GIT_TEST_MULTI_PACK_INDEX=0 git repack -mb && |
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test_path_is_file $midx && |
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test_path_is_file $midx-*.bitmap && |
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test_midx_consistent $objdir |
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) |
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' |
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test_expect_success '--write-midx with -d' ' |
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( |
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cd midx && |
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test_commit repack && |
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GIT_TEST_MULTI_PACK_INDEX=0 git repack -Ad --write-midx && |
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test_path_is_file $midx && |
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test_path_is_missing $midx-*.bitmap && |
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test_midx_consistent $objdir |
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) |
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' |
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test_expect_success 'cleans up MIDX when appropriate' ' |
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( |
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cd midx && |
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test_commit repack-2 && |
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GIT_TEST_MULTI_PACK_INDEX=0 git repack -Adb --write-midx && |
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checksum=$(midx_checksum $objdir) && |
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test_path_is_file $midx && |
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test_path_is_file $midx-$checksum.bitmap && |
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test_commit repack-3 && |
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GIT_TEST_MULTI_PACK_INDEX=0 git repack -Adb --write-midx && |
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test_path_is_file $midx && |
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test_path_is_missing $midx-$checksum.bitmap && |
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test_path_is_file $midx-$(midx_checksum $objdir).bitmap && |
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test_commit repack-4 && |
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GIT_TEST_MULTI_PACK_INDEX=0 git repack -Adb && |
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find $objdir/pack -type f -name "multi-pack-index*" >files && |
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test_must_be_empty files |
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) |
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' |
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test_expect_success '--write-midx with preferred bitmap tips' ' |
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git init midx-preferred-tips && |
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test_when_finished "rm -fr midx-preferred-tips" && |
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( |
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cd midx-preferred-tips && |
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test_commit_bulk --message="%s" 103 && |
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git log --format="%H" >commits.raw && |
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sort <commits.raw >commits && |
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git log --format="create refs/tags/%s/%s %H" HEAD >refs && |
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git update-ref --stdin <refs && |
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git repack --write-midx --write-bitmap-index && |
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test_path_is_file $midx && |
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test_path_is_file $midx-$(midx_checksum $objdir).bitmap && |
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test-tool bitmap list-commits | sort >bitmaps && |
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comm -13 bitmaps commits >before && |
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test_line_count = 1 before && |
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rm -fr $midx-$(midx_checksum $objdir).bitmap && |
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rm -fr $midx && |
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# instead of constructing the snapshot ourselves (c.f., the test |
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# "write a bitmap with --refs-snapshot (preferred tips)" in |
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# t5326), mark the missing commit as preferred by adding it to |
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# the pack.preferBitmapTips configuration. |
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git for-each-ref --format="%(refname:rstrip=1)" \ |
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--points-at="$(cat before)" >missing && |
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git config pack.preferBitmapTips "$(cat missing)" && |
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git repack --write-midx --write-bitmap-index && |
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test-tool bitmap list-commits | sort >bitmaps && |
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comm -13 bitmaps commits >after && |
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! test_cmp before after |
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) |
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' |
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# The first argument is expected to be a filename |
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# and that file should contain the name of a .idx |
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# file. Send the list of objects in that .idx file |
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# into stdout. |
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get_sorted_objects_from_pack () { |
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git show-index <$(cat "$1") >raw && |
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cut -d" " -f2 raw |
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} |
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test_expect_success '--write-midx -b packs non-kept objects' ' |
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git init repo && |
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test_when_finished "rm -fr repo" && |
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( |
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cd repo && |
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# Create a kept pack-file |
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test_commit base && |
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git repack -ad && |
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find $objdir/pack -name "*.idx" >before && |
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test_line_count = 1 before && |
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before_name=$(cat before) && |
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>${before_name%.idx}.keep && |
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# Create a non-kept pack-file |
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test_commit other && |
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git repack && |
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# Create loose objects |
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test_commit loose && |
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# Repack everything |
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git repack --write-midx -a -b -d && |
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# There should be two pack-files now, the |
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# old, kept pack and the new, non-kept pack. |
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find $objdir/pack -name "*.idx" | sort >after && |
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test_line_count = 2 after && |
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find $objdir/pack -name "*.keep" >kept && |
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kept_name=$(cat kept) && |
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echo ${kept_name%.keep}.idx >kept-idx && |
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test_cmp before kept-idx && |
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# Get object list from the kept pack. |
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get_sorted_objects_from_pack before >old.objects && |
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# Get object list from the one non-kept pack-file |
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comm -13 before after >new-pack && |
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test_line_count = 1 new-pack && |
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get_sorted_objects_from_pack new-pack >new.objects && |
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# None of the objects in the new pack should |
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# exist within the kept pack. |
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comm -12 old.objects new.objects >shared.objects && |
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test_must_be_empty shared.objects |
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) |
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' |
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test_expect_success TTY '--quiet disables progress' ' |
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test_terminal env GIT_PROGRESS_DELAY=0 \ |
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git -C midx repack -ad --quiet --write-midx 2>stderr && |
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test_must_be_empty stderr |
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' |
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test_expect_success 'setup for update-server-info' ' |
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git init update-server-info && |
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test_commit -C update-server-info message |
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' |
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test_server_info_present () { |
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test_path_is_file update-server-info/.git/objects/info/packs && |
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test_path_is_file update-server-info/.git/info/refs |
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} |
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test_server_info_missing () { |
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test_path_is_missing update-server-info/.git/objects/info/packs && |
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test_path_is_missing update-server-info/.git/info/refs |
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} |
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test_server_info_cleanup () { |
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rm -f update-server-info/.git/objects/info/packs update-server-info/.git/info/refs && |
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test_server_info_missing |
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} |
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test_expect_success 'updates server info by default' ' |
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test_server_info_cleanup && |
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git -C update-server-info repack && |
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test_server_info_present |
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' |
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test_expect_success '-n skips updating server info' ' |
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test_server_info_cleanup && |
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git -C update-server-info repack -n && |
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test_server_info_missing |
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' |
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test_expect_success 'repack.updateServerInfo=true updates server info' ' |
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test_server_info_cleanup && |
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git -C update-server-info -c repack.updateServerInfo=true repack && |
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test_server_info_present |
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' |
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test_expect_success 'repack.updateServerInfo=false skips updating server info' ' |
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test_server_info_cleanup && |
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git -C update-server-info -c repack.updateServerInfo=false repack && |
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test_server_info_missing |
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' |
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test_expect_success '-n overrides repack.updateServerInfo=true' ' |
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test_server_info_cleanup && |
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git -C update-server-info -c repack.updateServerInfo=true repack -n && |
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test_server_info_missing |
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' |
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test_done
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