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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-09 13:34:27 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-09 13:34:27 +0000
commit4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f (patch)
tree47c1d492e9c956c1cd2b74dbd3b9d8b0db44dc4e /t/t7700-repack.sh
parentInitial commit. (diff)
downloadgit-4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f.tar.xz
git-4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f.zip
Adding upstream version 1:2.43.0.upstream/1%2.43.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 't/t7700-repack.sh')
-rwxr-xr-xt/t7700-repack.sh833
1 files changed, 833 insertions, 0 deletions
diff --git a/t/t7700-repack.sh b/t/t7700-repack.sh
new file mode 100755
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--- /dev/null
+++ b/t/t7700-repack.sh
@@ -0,0 +1,833 @@
+#!/bin/sh
+
+test_description='git repack works correctly'
+
+. ./test-lib.sh
+. "${TEST_DIRECTORY}/lib-bitmap.sh"
+. "${TEST_DIRECTORY}/lib-midx.sh"
+. "${TEST_DIRECTORY}/lib-terminal.sh"
+
+commit_and_pack () {
+ test_commit "$@" 1>&2 &&
+ incrpackid=$(git pack-objects --all --unpacked --incremental .git/objects/pack/pack </dev/null) &&
+ # Remove any loose object(s) created by test_commit, since they have
+ # already been packed. Leaving these around can create subtly different
+ # packs with `pack-objects`'s `--unpacked` option.
+ git prune-packed 1>&2 &&
+ echo pack-${incrpackid}.pack
+}
+
+test_no_missing_in_packs () {
+ myidx=$(ls -1 .git/objects/pack/*.idx) &&
+ test_path_is_file "$myidx" &&
+ git verify-pack -v alt_objects/pack/*.idx >orig.raw &&
+ sed -n -e "s/^\($OID_REGEX\).*/\1/p" orig.raw | sort >orig &&
+ git verify-pack -v $myidx >dest.raw &&
+ cut -d" " -f1 dest.raw | sort >dest &&
+ comm -23 orig dest >missing &&
+ test_must_be_empty missing
+}
+
+# we expect $packid and $oid to be defined
+test_has_duplicate_object () {
+ want_duplicate_object="$1"
+ found_duplicate_object=false
+ for p in .git/objects/pack/*.idx
+ do
+ idx=$(basename $p)
+ test "pack-$packid.idx" = "$idx" && continue
+ git verify-pack -v $p >packlist || return $?
+ if grep "^$oid" packlist
+ then
+ found_duplicate_object=true
+ echo "DUPLICATE OBJECT FOUND"
+ break
+ fi
+ done &&
+ test "$want_duplicate_object" = "$found_duplicate_object"
+}
+
+test_expect_success 'objects in packs marked .keep are not repacked' '
+ echo content1 >file1 &&
+ echo content2 >file2 &&
+ git add . &&
+ test_tick &&
+ git commit -m initial_commit &&
+ # Create two packs
+ # The first pack will contain all of the objects except one
+ git rev-list --objects --all >objs &&
+ grep -v file2 objs | git pack-objects pack &&
+ # The second pack will contain the excluded object
+ packid=$(grep file2 objs | git pack-objects pack) &&
+ >pack-$packid.keep &&
+ git verify-pack -v pack-$packid.idx >packlist &&
+ oid=$(head -n 1 packlist | sed -e "s/^\($OID_REGEX\).*/\1/") &&
+ mv pack-* .git/objects/pack/ &&
+ git repack -A -d -l &&
+ git prune-packed &&
+ test_has_duplicate_object false
+'
+
+test_expect_success 'writing bitmaps via command-line can duplicate .keep objects' '
+ # build on $oid, $packid, and .keep state from previous
+ GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 git repack -Adbl &&
+ test_has_duplicate_object true
+'
+
+test_expect_success 'writing bitmaps via config can duplicate .keep objects' '
+ # build on $oid, $packid, and .keep state from previous
+ GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
+ git -c repack.writebitmaps=true repack -Adl &&
+ test_has_duplicate_object true
+'
+
+test_expect_success 'loose objects in alternate ODB are not repacked' '
+ mkdir alt_objects &&
+ echo $(pwd)/alt_objects >.git/objects/info/alternates &&
+ echo content3 >file3 &&
+ oid=$(GIT_OBJECT_DIRECTORY=alt_objects git hash-object -w file3) &&
+ git add file3 &&
+ test_tick &&
+ git commit -m commit_file3 &&
+ git repack -a -d -l &&
+ git prune-packed &&
+ test_has_duplicate_object false
+'
+
+test_expect_success SYMLINKS '--local keeps packs when alternate is objectdir ' '
+ test_when_finished "rm -rf repo" &&
+ git init repo &&
+ test_commit -C repo A &&
+ (
+ cd repo &&
+ git repack -a &&
+ ls .git/objects/pack/*.pack >../expect &&
+ ln -s objects .git/alt_objects &&
+ echo "$(pwd)/.git/alt_objects" >.git/objects/info/alternates &&
+ git repack -a -d -l &&
+ ls .git/objects/pack/*.pack >../actual
+ ) &&
+ test_cmp expect actual
+'
+
+test_expect_success '--local disables writing bitmaps when connected to alternate ODB' '
+ test_when_finished "rm -rf shared member" &&
+
+ git init shared &&
+ git clone --shared shared member &&
+ (
+ cd member &&
+ test_commit "object" &&
+ GIT_TEST_MULTI_PACK_INDEX=0 git repack -Adl --write-bitmap-index 2>err &&
+ cat >expect <<-EOF &&
+ warning: disabling bitmap writing, as some objects are not being packed
+ EOF
+ test_cmp expect err &&
+ test_path_is_missing .git/objects/pack-*.bitmap
+ )
+'
+
+test_expect_success 'packed obs in alt ODB are repacked even when local repo is packless' '
+ mkdir alt_objects/pack &&
+ mv .git/objects/pack/* alt_objects/pack &&
+ git repack -a &&
+ test_no_missing_in_packs
+'
+
+test_expect_success 'packed obs in alt ODB are repacked when local repo has packs' '
+ rm -f .git/objects/pack/* &&
+ echo new_content >>file1 &&
+ git add file1 &&
+ test_tick &&
+ git commit -m more_content &&
+ git repack &&
+ git repack -a -d &&
+ test_no_missing_in_packs
+'
+
+test_expect_success 'packed obs in alternate ODB kept pack are repacked' '
+ # swap the .keep so the commit object is in the pack with .keep
+ for p in alt_objects/pack/*.pack
+ do
+ base_name=$(basename $p .pack) &&
+ if test_path_is_file alt_objects/pack/$base_name.keep
+ then
+ rm alt_objects/pack/$base_name.keep
+ else
+ touch alt_objects/pack/$base_name.keep
+ fi || return 1
+ done &&
+ git repack -a -d &&
+ test_no_missing_in_packs
+'
+
+test_expect_success 'packed unreachable obs in alternate ODB are not loosened' '
+ rm -f alt_objects/pack/*.keep &&
+ mv .git/objects/pack/* alt_objects/pack/ &&
+ coid=$(git rev-parse HEAD^{commit}) &&
+ git reset --hard HEAD^ &&
+ test_tick &&
+ git reflog expire --expire=$test_tick --expire-unreachable=$test_tick --all &&
+ # The pack-objects call on the next line is equivalent to
+ # git repack -A -d without the call to prune-packed
+ git pack-objects --honor-pack-keep --non-empty --all --reflog \
+ --unpack-unreachable </dev/null pack &&
+ rm -f .git/objects/pack/* &&
+ mv pack-* .git/objects/pack/ &&
+ git verify-pack -v -- .git/objects/pack/*.idx >packlist &&
+ ! grep "^$coid " packlist &&
+ echo >.git/objects/info/alternates &&
+ test_must_fail git show $coid
+'
+
+test_expect_success 'local packed unreachable obs that exist in alternate ODB are not loosened' '
+ echo $(pwd)/alt_objects >.git/objects/info/alternates &&
+ echo "$coid" | git pack-objects --non-empty --all --reflog pack &&
+ rm -f .git/objects/pack/* &&
+ mv pack-* .git/objects/pack/ &&
+ # The pack-objects call on the next line is equivalent to
+ # git repack -A -d without the call to prune-packed
+ git pack-objects --honor-pack-keep --non-empty --all --reflog \
+ --unpack-unreachable </dev/null pack &&
+ rm -f .git/objects/pack/* &&
+ mv pack-* .git/objects/pack/ &&
+ git verify-pack -v -- .git/objects/pack/*.idx >packlist &&
+ ! grep "^$coid " &&
+ echo >.git/objects/info/alternates &&
+ test_must_fail git show $coid
+'
+
+test_expect_success 'objects made unreachable by grafts only are kept' '
+ test_tick &&
+ git commit --allow-empty -m "commit 4" &&
+ H0=$(git rev-parse HEAD) &&
+ H1=$(git rev-parse HEAD^) &&
+ H2=$(git rev-parse HEAD^^) &&
+ echo "$H0 $H2" >.git/info/grafts &&
+ git reflog expire --expire=$test_tick --expire-unreachable=$test_tick --all &&
+ git repack -a -d &&
+ git cat-file -t $H1
+'
+
+test_expect_success 'repack --keep-pack' '
+ test_create_repo keep-pack &&
+ (
+ cd keep-pack &&
+ # avoid producing different packs due to delta/base choices
+ git config pack.window 0 &&
+ P1=$(commit_and_pack 1) &&
+ P2=$(commit_and_pack 2) &&
+ P3=$(commit_and_pack 3) &&
+ P4=$(commit_and_pack 4) &&
+ ls .git/objects/pack/*.pack >old-counts &&
+ test_line_count = 4 old-counts &&
+ git repack -a -d --keep-pack $P1 --keep-pack $P4 &&
+ ls .git/objects/pack/*.pack >new-counts &&
+ grep -q $P1 new-counts &&
+ grep -q $P4 new-counts &&
+ test_line_count = 3 new-counts &&
+ git fsck &&
+
+ P5=$(commit_and_pack --no-tag 5) &&
+ git reset --hard HEAD^ &&
+ git reflog expire --all --expire=all &&
+ rm -f ".git/objects/pack/${P5%.pack}.idx" &&
+ rm -f ".git/objects/info/commit-graph" &&
+ for from in $(find .git/objects/pack -type f -name "${P5%.pack}.*")
+ do
+ to="$(dirname "$from")/.tmp-1234-$(basename "$from")" &&
+ mv "$from" "$to" || return 1
+ done &&
+
+ # A .idx file without a .pack should not stop us from
+ # repacking what we can.
+ touch .git/objects/pack/pack-does-not-exist.idx &&
+
+ git repack --cruft -d --keep-pack $P1 --keep-pack $P4 &&
+
+ ls .git/objects/pack/*.pack >newer-counts &&
+ test_cmp new-counts newer-counts &&
+ git fsck
+ )
+'
+
+test_expect_success 'repacking fails when missing .pack actually means missing objects' '
+ test_create_repo idx-without-pack &&
+ (
+ cd idx-without-pack &&
+
+ # Avoid producing different packs due to delta/base choices
+ git config pack.window 0 &&
+ P1=$(commit_and_pack 1) &&
+ P2=$(commit_and_pack 2) &&
+ P3=$(commit_and_pack 3) &&
+ P4=$(commit_and_pack 4) &&
+ ls .git/objects/pack/*.pack >old-counts &&
+ test_line_count = 4 old-counts &&
+
+ # Remove one .pack file
+ rm .git/objects/pack/$P2 &&
+
+ ls .git/objects/pack/*.pack >before-pack-dir &&
+
+ test_must_fail git fsck &&
+ test_must_fail git repack --cruft -d 2>err &&
+ grep "bad object" err &&
+
+ # Before failing, the repack did not modify the
+ # pack directory.
+ ls .git/objects/pack/*.pack >after-pack-dir &&
+ test_cmp before-pack-dir after-pack-dir
+ )
+'
+
+test_expect_success 'bitmaps are created by default in bare repos' '
+ git clone --bare .git bare.git &&
+ rm -f bare.git/objects/pack/*.bitmap &&
+ GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
+ git -C bare.git repack -ad &&
+ bitmap=$(ls bare.git/objects/pack/*.bitmap) &&
+ test_path_is_file "$bitmap"
+'
+
+test_expect_success 'incremental repack does not complain' '
+ git -C bare.git repack -q 2>repack.err &&
+ test_must_be_empty repack.err
+'
+
+test_expect_success 'bitmaps can be disabled on bare repos' '
+ GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
+ git -c repack.writeBitmaps=false -C bare.git repack -ad &&
+ bitmap=$(ls bare.git/objects/pack/*.bitmap || :) &&
+ test -z "$bitmap"
+'
+
+test_expect_success 'no bitmaps created if .keep files present' '
+ pack=$(ls bare.git/objects/pack/*.pack) &&
+ test_path_is_file "$pack" &&
+ keep=${pack%.pack}.keep &&
+ test_when_finished "rm -f \"\$keep\"" &&
+ >"$keep" &&
+ GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
+ git -C bare.git repack -ad 2>stderr &&
+ test_must_be_empty stderr &&
+ find bare.git/objects/pack/ -type f -name "*.bitmap" >actual &&
+ test_must_be_empty actual
+'
+
+test_expect_success 'auto-bitmaps do not complain if unavailable' '
+ test_config -C bare.git pack.packSizeLimit 1M &&
+ blob=$(test-tool genrandom big $((1024*1024)) |
+ git -C bare.git hash-object -w --stdin) &&
+ git -C bare.git update-ref refs/tags/big $blob &&
+ GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
+ git -C bare.git repack -ad 2>stderr &&
+ test_must_be_empty stderr &&
+ find bare.git/objects/pack -type f -name "*.bitmap" >actual &&
+ test_must_be_empty actual
+'
+
+test_expect_success 'repacking with a filter works' '
+ git -C bare.git repack -a -d &&
+ test_stdout_line_count = 1 ls bare.git/objects/pack/*.pack &&
+ git -C bare.git -c repack.writebitmaps=false repack -a -d --filter=blob:none &&
+ test_stdout_line_count = 2 ls bare.git/objects/pack/*.pack &&
+ commit_pack=$(test-tool -C bare.git find-pack -c 1 HEAD) &&
+ blob_pack=$(test-tool -C bare.git find-pack -c 1 HEAD:file1) &&
+ test "$commit_pack" != "$blob_pack" &&
+ tree_pack=$(test-tool -C bare.git find-pack -c 1 HEAD^{tree}) &&
+ test "$tree_pack" = "$commit_pack" &&
+ blob_pack2=$(test-tool -C bare.git find-pack -c 1 HEAD:file2) &&
+ test "$blob_pack2" = "$blob_pack"
+'
+
+test_expect_success '--filter fails with --write-bitmap-index' '
+ test_must_fail \
+ env GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
+ git -C bare.git repack -a -d --write-bitmap-index --filter=blob:none
+'
+
+test_expect_success 'repacking with two filters works' '
+ git init two-filters &&
+ (
+ cd two-filters &&
+ mkdir subdir &&
+ test_commit foo &&
+ test_commit subdir_bar subdir/bar &&
+ test_commit subdir_baz subdir/baz
+ ) &&
+ git clone --no-local --bare two-filters two-filters.git &&
+ (
+ cd two-filters.git &&
+ test_stdout_line_count = 1 ls objects/pack/*.pack &&
+ git -c repack.writebitmaps=false repack -a -d \
+ --filter=blob:none --filter=tree:1 &&
+ test_stdout_line_count = 2 ls objects/pack/*.pack &&
+ commit_pack=$(test-tool find-pack -c 1 HEAD) &&
+ blob_pack=$(test-tool find-pack -c 1 HEAD:foo.t) &&
+ root_tree_pack=$(test-tool find-pack -c 1 HEAD^{tree}) &&
+ subdir_tree_hash=$(git ls-tree --object-only HEAD -- subdir) &&
+ subdir_tree_pack=$(test-tool find-pack -c 1 "$subdir_tree_hash") &&
+
+ # Root tree and subdir tree are not in the same packfiles
+ test "$commit_pack" != "$blob_pack" &&
+ test "$commit_pack" = "$root_tree_pack" &&
+ test "$blob_pack" = "$subdir_tree_pack"
+ )
+'
+
+prepare_for_keep_packs () {
+ git init keep-packs &&
+ (
+ cd keep-packs &&
+ test_commit foo &&
+ test_commit bar
+ ) &&
+ git clone --no-local --bare keep-packs keep-packs.git &&
+ (
+ cd keep-packs.git &&
+
+ # Create two packs
+ # The first pack will contain all of the objects except one blob
+ git rev-list --objects --all >objs &&
+ grep -v "bar.t" objs | git pack-objects pack &&
+ # The second pack will contain the excluded object and be kept
+ packid=$(grep "bar.t" objs | git pack-objects pack) &&
+ >pack-$packid.keep &&
+
+ # Replace the existing pack with the 2 new ones
+ rm -f objects/pack/pack* &&
+ mv pack-* objects/pack/
+ )
+}
+
+test_expect_success '--filter works with .keep packs' '
+ prepare_for_keep_packs &&
+ (
+ cd keep-packs.git &&
+
+ foo_pack=$(test-tool find-pack -c 1 HEAD:foo.t) &&
+ bar_pack=$(test-tool find-pack -c 1 HEAD:bar.t) &&
+ head_pack=$(test-tool find-pack -c 1 HEAD) &&
+
+ test "$foo_pack" != "$bar_pack" &&
+ test "$foo_pack" = "$head_pack" &&
+
+ git -c repack.writebitmaps=false repack -a -d --filter=blob:none &&
+
+ foo_pack_1=$(test-tool find-pack -c 1 HEAD:foo.t) &&
+ bar_pack_1=$(test-tool find-pack -c 1 HEAD:bar.t) &&
+ head_pack_1=$(test-tool find-pack -c 1 HEAD) &&
+
+ # Object bar is still only in the old .keep pack
+ test "$foo_pack_1" != "$foo_pack" &&
+ test "$bar_pack_1" = "$bar_pack" &&
+ test "$head_pack_1" != "$head_pack" &&
+
+ test "$foo_pack_1" != "$bar_pack_1" &&
+ test "$foo_pack_1" != "$head_pack_1" &&
+ test "$bar_pack_1" != "$head_pack_1"
+ )
+'
+
+test_expect_success '--filter works with --pack-kept-objects and .keep packs' '
+ rm -rf keep-packs keep-packs.git &&
+ prepare_for_keep_packs &&
+ (
+ cd keep-packs.git &&
+
+ foo_pack=$(test-tool find-pack -c 1 HEAD:foo.t) &&
+ bar_pack=$(test-tool find-pack -c 1 HEAD:bar.t) &&
+ head_pack=$(test-tool find-pack -c 1 HEAD) &&
+
+ test "$foo_pack" != "$bar_pack" &&
+ test "$foo_pack" = "$head_pack" &&
+
+ git -c repack.writebitmaps=false repack -a -d --filter=blob:none \
+ --pack-kept-objects &&
+
+ foo_pack_1=$(test-tool find-pack -c 1 HEAD:foo.t) &&
+ test-tool find-pack -c 2 HEAD:bar.t >bar_pack_1 &&
+ head_pack_1=$(test-tool find-pack -c 1 HEAD) &&
+
+ test "$foo_pack_1" != "$foo_pack" &&
+ test "$foo_pack_1" != "$bar_pack" &&
+ test "$head_pack_1" != "$head_pack" &&
+
+ # Object bar is in both the old .keep pack and the new
+ # pack that contained the filtered out objects
+ grep "$bar_pack" bar_pack_1 &&
+ grep "$foo_pack_1" bar_pack_1 &&
+ test "$foo_pack_1" != "$head_pack_1"
+ )
+'
+
+test_expect_success '--filter-to stores filtered out objects' '
+ git -C bare.git repack -a -d &&
+ test_stdout_line_count = 1 ls bare.git/objects/pack/*.pack &&
+
+ git init --bare filtered.git &&
+ git -C bare.git -c repack.writebitmaps=false repack -a -d \
+ --filter=blob:none \
+ --filter-to=../filtered.git/objects/pack/pack &&
+ test_stdout_line_count = 1 ls bare.git/objects/pack/pack-*.pack &&
+ test_stdout_line_count = 1 ls filtered.git/objects/pack/pack-*.pack &&
+
+ commit_pack=$(test-tool -C bare.git find-pack -c 1 HEAD) &&
+ blob_pack=$(test-tool -C bare.git find-pack -c 0 HEAD:file1) &&
+ blob_hash=$(git -C bare.git rev-parse HEAD:file1) &&
+ test -n "$blob_hash" &&
+ blob_pack=$(test-tool -C filtered.git find-pack -c 1 $blob_hash) &&
+
+ echo $(pwd)/filtered.git/objects >bare.git/objects/info/alternates &&
+ blob_pack=$(test-tool -C bare.git find-pack -c 1 HEAD:file1) &&
+ blob_content=$(git -C bare.git show $blob_hash) &&
+ test "$blob_content" = "content1"
+'
+
+test_expect_success '--filter works with --max-pack-size' '
+ rm -rf filtered.git &&
+ git init --bare filtered.git &&
+ git init max-pack-size &&
+ (
+ cd max-pack-size &&
+ test_commit base &&
+ # two blobs which exceed the maximum pack size
+ test-tool genrandom foo 1048576 >foo &&
+ git hash-object -w foo &&
+ test-tool genrandom bar 1048576 >bar &&
+ git hash-object -w bar &&
+ git add foo bar &&
+ git commit -m "adding foo and bar"
+ ) &&
+ git clone --no-local --bare max-pack-size max-pack-size.git &&
+ (
+ cd max-pack-size.git &&
+ git -c repack.writebitmaps=false repack -a -d --filter=blob:none \
+ --max-pack-size=1M \
+ --filter-to=../filtered.git/objects/pack/pack &&
+ echo $(cd .. && pwd)/filtered.git/objects >objects/info/alternates &&
+
+ # Check that the 3 blobs are in different packfiles in filtered.git
+ test_stdout_line_count = 3 ls ../filtered.git/objects/pack/pack-*.pack &&
+ test_stdout_line_count = 1 ls objects/pack/pack-*.pack &&
+ foo_pack=$(test-tool find-pack -c 1 HEAD:foo) &&
+ bar_pack=$(test-tool find-pack -c 1 HEAD:bar) &&
+ base_pack=$(test-tool find-pack -c 1 HEAD:base.t) &&
+ test "$foo_pack" != "$bar_pack" &&
+ test "$foo_pack" != "$base_pack" &&
+ test "$bar_pack" != "$base_pack" &&
+ for pack in "$foo_pack" "$bar_pack" "$base_pack"
+ do
+ case "$foo_pack" in */filtered.git/objects/pack/*) true ;; *) return 1 ;; esac
+ done
+ )
+'
+
+objdir=.git/objects
+midx=$objdir/pack/multi-pack-index
+
+test_expect_success 'setup for --write-midx tests' '
+ git init midx &&
+ (
+ cd midx &&
+ git config core.multiPackIndex true &&
+
+ test_commit base
+ )
+'
+
+test_expect_success '--write-midx unchanged' '
+ (
+ cd midx &&
+ GIT_TEST_MULTI_PACK_INDEX=0 git repack &&
+ test_path_is_missing $midx &&
+ test_path_is_missing $midx-*.bitmap &&
+
+ GIT_TEST_MULTI_PACK_INDEX=0 git repack --write-midx &&
+
+ test_path_is_file $midx &&
+ test_path_is_missing $midx-*.bitmap &&
+ test_midx_consistent $objdir
+ )
+'
+
+test_expect_success '--write-midx with a new pack' '
+ (
+ cd midx &&
+ test_commit loose &&
+
+ GIT_TEST_MULTI_PACK_INDEX=0 git repack --write-midx &&
+
+ test_path_is_file $midx &&
+ test_path_is_missing $midx-*.bitmap &&
+ test_midx_consistent $objdir
+ )
+'
+
+test_expect_success '--write-midx with -b' '
+ (
+ cd midx &&
+ GIT_TEST_MULTI_PACK_INDEX=0 git repack -mb &&
+
+ test_path_is_file $midx &&
+ test_path_is_file $midx-*.bitmap &&
+ test_midx_consistent $objdir
+ )
+'
+
+test_expect_success '--write-midx with -d' '
+ (
+ cd midx &&
+ test_commit repack &&
+
+ GIT_TEST_MULTI_PACK_INDEX=0 git repack -Ad --write-midx &&
+
+ test_path_is_file $midx &&
+ test_path_is_missing $midx-*.bitmap &&
+ test_midx_consistent $objdir
+ )
+'
+
+test_expect_success 'cleans up MIDX when appropriate' '
+ (
+ cd midx &&
+
+ test_commit repack-2 &&
+ GIT_TEST_MULTI_PACK_INDEX=0 git repack -Adb --write-midx &&
+
+ checksum=$(midx_checksum $objdir) &&
+ test_path_is_file $midx &&
+ test_path_is_file $midx-$checksum.bitmap &&
+
+ test_commit repack-3 &&
+ GIT_TEST_MULTI_PACK_INDEX=0 git repack -Adb --write-midx &&
+
+ test_path_is_file $midx &&
+ test_path_is_missing $midx-$checksum.bitmap &&
+ test_path_is_file $midx-$(midx_checksum $objdir).bitmap &&
+
+ test_commit repack-4 &&
+ GIT_TEST_MULTI_PACK_INDEX=0 git repack -Adb &&
+
+ find $objdir/pack -type f -name "multi-pack-index*" >files &&
+ test_must_be_empty files
+ )
+'
+
+test_expect_success '--write-midx with preferred bitmap tips' '
+ git init midx-preferred-tips &&
+ test_when_finished "rm -fr midx-preferred-tips" &&
+ (
+ cd midx-preferred-tips &&
+
+ test_commit_bulk --message="%s" 103 &&
+
+ git log --format="%H" >commits.raw &&
+ sort <commits.raw >commits &&
+
+ git log --format="create refs/tags/%s/%s %H" HEAD >refs &&
+ git update-ref --stdin <refs &&
+
+ git repack --write-midx --write-bitmap-index &&
+ test_path_is_file $midx &&
+ test_path_is_file $midx-$(midx_checksum $objdir).bitmap &&
+
+ test-tool bitmap list-commits | sort >bitmaps &&
+ comm -13 bitmaps commits >before &&
+ test_line_count = 1 before &&
+
+ rm -fr $midx-$(midx_checksum $objdir).bitmap &&
+ rm -fr $midx &&
+
+ # instead of constructing the snapshot ourselves (c.f., the test
+ # "write a bitmap with --refs-snapshot (preferred tips)" in
+ # t5326), mark the missing commit as preferred by adding it to
+ # the pack.preferBitmapTips configuration.
+ git for-each-ref --format="%(refname:rstrip=1)" \
+ --points-at="$(cat before)" >missing &&
+ git config pack.preferBitmapTips "$(cat missing)" &&
+ git repack --write-midx --write-bitmap-index &&
+
+ test-tool bitmap list-commits | sort >bitmaps &&
+ comm -13 bitmaps commits >after &&
+
+ ! test_cmp before after
+ )
+'
+
+# The first argument is expected to be a filename
+# and that file should contain the name of a .idx
+# file. Send the list of objects in that .idx file
+# into stdout.
+get_sorted_objects_from_pack () {
+ git show-index <$(cat "$1") >raw &&
+ cut -d" " -f2 raw
+}
+
+test_expect_success '--write-midx -b packs non-kept objects' '
+ git init repo &&
+ test_when_finished "rm -fr repo" &&
+ (
+ cd repo &&
+
+ # Create a kept pack-file
+ test_commit base &&
+ git repack -ad &&
+ find $objdir/pack -name "*.idx" >before &&
+ test_line_count = 1 before &&
+ before_name=$(cat before) &&
+ >${before_name%.idx}.keep &&
+
+ # Create a non-kept pack-file
+ test_commit other &&
+ git repack &&
+
+ # Create loose objects
+ test_commit loose &&
+
+ # Repack everything
+ git repack --write-midx -a -b -d &&
+
+ # There should be two pack-files now, the
+ # old, kept pack and the new, non-kept pack.
+ find $objdir/pack -name "*.idx" | sort >after &&
+ test_line_count = 2 after &&
+ find $objdir/pack -name "*.keep" >kept &&
+ kept_name=$(cat kept) &&
+ echo ${kept_name%.keep}.idx >kept-idx &&
+ test_cmp before kept-idx &&
+
+ # Get object list from the kept pack.
+ get_sorted_objects_from_pack before >old.objects &&
+
+ # Get object list from the one non-kept pack-file
+ comm -13 before after >new-pack &&
+ test_line_count = 1 new-pack &&
+ get_sorted_objects_from_pack new-pack >new.objects &&
+
+ # None of the objects in the new pack should
+ # exist within the kept pack.
+ comm -12 old.objects new.objects >shared.objects &&
+ test_must_be_empty shared.objects
+ )
+'
+
+test_expect_success '--write-midx removes stale pack-based bitmaps' '
+ rm -fr repo &&
+ git init repo &&
+ test_when_finished "rm -fr repo" &&
+ (
+ cd repo &&
+ test_commit base &&
+ GIT_TEST_MULTI_PACK_INDEX=0 git repack -Ab &&
+
+ pack_bitmap=$(ls $objdir/pack/pack-*.bitmap) &&
+ test_path_is_file "$pack_bitmap" &&
+
+ test_commit tip &&
+ GIT_TEST_MULTI_PACK_INDEX=0 git repack -bm &&
+
+ test_path_is_file $midx &&
+ test_path_is_file $midx-$(midx_checksum $objdir).bitmap &&
+ test_path_is_missing $pack_bitmap
+ )
+'
+
+test_expect_success '--write-midx with --pack-kept-objects' '
+ git init repo &&
+ test_when_finished "rm -fr repo" &&
+ (
+ cd repo &&
+
+ test_commit one &&
+ test_commit two &&
+
+ one="$(echo "one" | git pack-objects --revs $objdir/pack/pack)" &&
+ two="$(echo "one..two" | git pack-objects --revs $objdir/pack/pack)" &&
+
+ keep="$objdir/pack/pack-$one.keep" &&
+ touch "$keep" &&
+
+ git repack --write-midx --write-bitmap-index --geometric=2 -d \
+ --pack-kept-objects &&
+
+ test_path_is_file $keep &&
+ test_path_is_file $midx &&
+ test_path_is_file $midx-$(midx_checksum $objdir).bitmap
+ )
+'
+
+test_expect_success TTY '--quiet disables progress' '
+ test_terminal env GIT_PROGRESS_DELAY=0 \
+ git -C midx repack -ad --quiet --write-midx 2>stderr &&
+ test_must_be_empty stderr
+'
+
+test_expect_success 'clean up .tmp-* packs on error' '
+ test_must_fail ok=sigpipe git \
+ -c repack.cruftwindow=bogus \
+ repack -ad --cruft &&
+ find $objdir/pack -name '.tmp-*' >tmpfiles &&
+ test_must_be_empty tmpfiles
+'
+
+test_expect_success 'repack -ad cleans up old .tmp-* packs' '
+ git rev-parse HEAD >input &&
+ git pack-objects $objdir/pack/.tmp-1234 <input &&
+ git repack -ad &&
+ find $objdir/pack -name '.tmp-*' >tmpfiles &&
+ test_must_be_empty tmpfiles
+'
+
+test_expect_success 'setup for update-server-info' '
+ git init update-server-info &&
+ test_commit -C update-server-info message
+'
+
+test_server_info_present () {
+ test_path_is_file update-server-info/.git/objects/info/packs &&
+ test_path_is_file update-server-info/.git/info/refs
+}
+
+test_server_info_missing () {
+ test_path_is_missing update-server-info/.git/objects/info/packs &&
+ test_path_is_missing update-server-info/.git/info/refs
+}
+
+test_server_info_cleanup () {
+ rm -f update-server-info/.git/objects/info/packs update-server-info/.git/info/refs &&
+ test_server_info_missing
+}
+
+test_expect_success 'updates server info by default' '
+ test_server_info_cleanup &&
+ git -C update-server-info repack &&
+ test_server_info_present
+'
+
+test_expect_success '-n skips updating server info' '
+ test_server_info_cleanup &&
+ git -C update-server-info repack -n &&
+ test_server_info_missing
+'
+
+test_expect_success 'repack.updateServerInfo=true updates server info' '
+ test_server_info_cleanup &&
+ git -C update-server-info -c repack.updateServerInfo=true repack &&
+ test_server_info_present
+'
+
+test_expect_success 'repack.updateServerInfo=false skips updating server info' '
+ test_server_info_cleanup &&
+ git -C update-server-info -c repack.updateServerInfo=false repack &&
+ test_server_info_missing
+'
+
+test_expect_success '-n overrides repack.updateServerInfo=true' '
+ test_server_info_cleanup &&
+ git -C update-server-info -c repack.updateServerInfo=true repack -n &&
+ test_server_info_missing
+'
+
+test_done