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265 lines
8.2 KiB
265 lines
8.2 KiB
#!/bin/sh |
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test_description='git repack works correctly' |
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. ./test-lib.sh |
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commit_and_pack() { |
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test_commit "$@" >/dev/null && |
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SHA1=$(git pack-objects --all --unpacked --incremental .git/objects/pack/pack </dev/null) && |
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echo pack-${SHA1}.pack |
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} |
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test_expect_success 'objects in packs marked .keep are not repacked' ' |
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echo content1 > file1 && |
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echo content2 > file2 && |
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git add . && |
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test_tick && |
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git commit -m initial_commit && |
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# Create two packs |
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# The first pack will contain all of the objects except one |
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git rev-list --objects --all | grep -v file2 | |
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git pack-objects pack > /dev/null && |
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# The second pack will contain the excluded object |
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packsha1=$(git rev-list --objects --all | grep file2 | |
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git pack-objects pack) && |
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>pack-$packsha1.keep && |
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objsha1=$(git verify-pack -v pack-$packsha1.idx | head -n 1 | |
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sed -e "s/^\([0-9a-f]\{40\}\).*/\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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for p in .git/objects/pack/*.idx; do |
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idx=$(basename $p) |
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test "pack-$packsha1.idx" = "$idx" && continue |
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if git verify-pack -v $p | egrep "^$objsha1"; then |
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found_duplicate_object=1 |
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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 -z "$found_duplicate_object" |
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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 $objsha1, $packsha1, and .keep state from previous |
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git repack -Adbl && |
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test_when_finished "found_duplicate_object=" && |
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for p in .git/objects/pack/*.idx; do |
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idx=$(basename $p) |
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test "pack-$packsha1.idx" = "$idx" && continue |
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if git verify-pack -v $p | egrep "^$objsha1"; then |
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found_duplicate_object=1 |
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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 "$found_duplicate_object" = 1 |
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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 $objsha1, $packsha1, and .keep state from previous |
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git -c repack.writebitmaps=true repack -Adl && |
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test_when_finished "found_duplicate_object=" && |
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for p in .git/objects/pack/*.idx; do |
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idx=$(basename $p) |
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test "pack-$packsha1.idx" = "$idx" && continue |
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if git verify-pack -v $p | egrep "^$objsha1"; then |
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found_duplicate_object=1 |
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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 "$found_duplicate_object" = 1 |
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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 $(pwd)/alt_objects > .git/objects/info/alternates && |
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echo content3 > file3 && |
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objsha1=$(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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for p in .git/objects/pack/*.idx; do |
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if git verify-pack -v $p | egrep "^$objsha1"; then |
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found_duplicate_object=1 |
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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 -z "$found_duplicate_object" |
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' |
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test_expect_success 'packed obs in alt ODB are repacked even when local repo is packless' ' |
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mkdir alt_objects/pack && |
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mv .git/objects/pack/* alt_objects/pack && |
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git repack -a && |
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myidx=$(ls -1 .git/objects/pack/*.idx) && |
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test -f "$myidx" && |
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for p in alt_objects/pack/*.idx; do |
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git verify-pack -v $p | sed -n -e "/^[0-9a-f]\{40\}/p" |
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done | while read sha1 rest; do |
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if ! ( git verify-pack -v $myidx | grep "^$sha1" ); then |
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echo "Missing object in local pack: $sha1" |
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return 1 |
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fi |
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done |
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' |
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test_expect_success 'packed obs in alt ODB are repacked when local repo has packs' ' |
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rm -f .git/objects/pack/* && |
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echo new_content >> file1 && |
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git add file1 && |
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test_tick && |
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git commit -m more_content && |
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git repack && |
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git repack -a -d && |
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myidx=$(ls -1 .git/objects/pack/*.idx) && |
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test -f "$myidx" && |
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for p in alt_objects/pack/*.idx; do |
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git verify-pack -v $p | sed -n -e "/^[0-9a-f]\{40\}/p" |
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done | while read sha1 rest; do |
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if ! ( git verify-pack -v $myidx | grep "^$sha1" ); then |
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echo "Missing object in local pack: $sha1" |
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return 1 |
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fi |
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done |
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' |
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test_expect_success 'packed obs in alternate ODB kept pack are repacked' ' |
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# swap the .keep so the commit object is in the pack with .keep |
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for p in alt_objects/pack/*.pack |
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do |
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base_name=$(basename $p .pack) && |
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if test -f alt_objects/pack/$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 |
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done && |
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git repack -a -d && |
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myidx=$(ls -1 .git/objects/pack/*.idx) && |
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test -f "$myidx" && |
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for p in alt_objects/pack/*.idx; do |
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git verify-pack -v $p | sed -n -e "/^[0-9a-f]\{40\}/p" |
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done | while read sha1 rest; do |
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if ! ( git verify-pack -v $myidx | grep "^$sha1" ); then |
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echo "Missing object in local pack: $sha1" |
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return 1 |
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fi |
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done |
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' |
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test_expect_success 'packed unreachable obs in alternate ODB are not loosened' ' |
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rm -f alt_objects/pack/*.keep && |
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mv .git/objects/pack/* alt_objects/pack/ && |
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csha1=$(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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test 0 = $(git verify-pack -v -- .git/objects/pack/*.idx | |
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egrep "^$csha1 " | sort | uniq | wc -l) && |
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echo > .git/objects/info/alternates && |
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test_must_fail git show $csha1 |
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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 $(pwd)/alt_objects > .git/objects/info/alternates && |
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echo "$csha1" | 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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test 0 = $(git verify-pack -v -- .git/objects/pack/*.idx | |
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egrep "^$csha1 " | sort | uniq | wc -l) && |
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echo > .git/objects/info/alternates && |
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test_must_fail git show $csha1 |
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' |
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test_expect_success 'objects made unreachable by grafts only are kept' ' |
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test_tick && |
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git commit --allow-empty -m "commit 4" && |
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H0=$(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 $P4 new-counts && |
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test_line_count = 3 new-counts && |
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git fsck |
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) |
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' |
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test_expect_success 'bitmaps are created by default in bare repos' ' |
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git clone --bare .git bare.git && |
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git -C bare.git repack -ad && |
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bitmap=$(ls bare.git/objects/pack/*.bitmap) && |
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test_path_is_file "$bitmap" |
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' |
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test_expect_success 'incremental repack does not complain' ' |
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git -C bare.git repack -q 2>repack.err && |
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test_must_be_empty repack.err |
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' |
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test_expect_success 'bitmaps can be disabled on bare repos' ' |
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git -c repack.writeBitmaps=false -C bare.git repack -ad && |
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bitmap=$(ls bare.git/objects/pack/*.bitmap 2>/dev/null || :) && |
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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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>"$keep" && |
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git -C bare.git repack -ad 2>stderr && |
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test_must_be_empty stderr && |
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find bare.git/objects/pack/ -type f -name "*.bitmap" >actual && |
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test_must_be_empty actual |
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' |
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test_expect_success 'auto-bitmaps do not complain if unavailable' ' |
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test_config -C bare.git pack.packSizeLimit 1M && |
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blob=$(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 -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_done
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