Merge branch 'mh/for-each-string-list-item-empty-fix'

diff --git a/t/t5304-prune.sh b/t/t5304-prune.sh
index 023d7c6f7b6008536cbd83b1873f0b00b9148bbd..6694c19a1eecf10117b843bbacbc5bb47924c9c8 100755 (executable)
--- a/t/t5304-prune.sh
+++ b/t/t5304-prune.sh
@@ -219,6 +219,7 @@ test_expect_success 'gc: prune old objects after local clone' '
 
 test_expect_success 'garbage report in count-objects -v' '
        test_when_finished "rm -f .git/objects/pack/fake*" &&
+       test_when_finished "rm -f .git/objects/pack/foo*" &&
        : >.git/objects/pack/foo &&
        : >.git/objects/pack/foo.bar &&
        : >.git/objects/pack/foo.keep &&
@@ -244,8 +245,28 @@ EOF
        test_cmp expected actual
 '
 
+test_expect_success 'clean pack garbage with gc' '
+       test_when_finished "rm -f .git/objects/pack/fake*" &&
+       test_when_finished "rm -f .git/objects/pack/foo*" &&
+       : >.git/objects/pack/foo.keep &&
+       : >.git/objects/pack/foo.pack &&
+       : >.git/objects/pack/fake.idx &&
+       : >.git/objects/pack/fake2.keep &&
+       : >.git/objects/pack/fake2.idx &&
+       : >.git/objects/pack/fake3.keep &&
+       git gc &&
+       git count-objects -v 2>stderr &&
+       grep "^warning:" stderr | sort >actual &&
+       cat >expected <<\EOF &&
+warning: no corresponding .idx or .pack: .git/objects/pack/fake3.keep
+warning: no corresponding .idx: .git/objects/pack/foo.keep
+warning: no corresponding .idx: .git/objects/pack/foo.pack
+EOF
+       test_cmp expected actual
+'
+
 test_expect_success 'prune .git/shallow' '
-       SHA1=`echo hi|git commit-tree HEAD^{tree}` &&
+       SHA1=$(echo hi|git commit-tree HEAD^{tree}) &&
        echo $SHA1 >.git/shallow &&
        git prune --dry-run >out &&
        grep $SHA1 .git/shallow &&
@@ -262,4 +283,41 @@ test_expect_success 'prune: handle alternate object database' '
        git -C B prune
 '
 
+test_expect_success 'prune: handle index in multiple worktrees' '
+       git worktree add second-worktree &&
+       echo "new blob for second-worktree" >second-worktree/blob &&
+       git -C second-worktree add blob &&
+       git prune --expire=now &&
+       git -C second-worktree show :blob >actual &&
+       test_cmp second-worktree/blob actual
+'
+
+test_expect_success 'prune: handle HEAD in multiple worktrees' '
+       git worktree add --detach third-worktree &&
+       echo "new blob for third-worktree" >third-worktree/blob &&
+       git -C third-worktree add blob &&
+       git -C third-worktree commit -m "third" &&
+       rm .git/worktrees/third-worktree/index &&
+       test_must_fail git -C third-worktree show :blob &&
+       git prune --expire=now &&
+       git -C third-worktree show HEAD:blob >actual &&
+       test_cmp third-worktree/blob actual
+'
+
+test_expect_success 'prune: handle HEAD reflog in multiple worktrees' '
+       git config core.logAllRefUpdates true &&
+       echo "lost blob for third-worktree" >expected &&
+       (
+               cd third-worktree &&
+               cat ../expected >blob &&
+               git add blob &&
+               git commit -m "second commit in third" &&
+               git reset --hard HEAD^
+       ) &&
+       git prune --expire=now &&
+       SHA1=`git hash-object expected` &&
+       git -C third-worktree show "$SHA1" >actual &&
+       test_cmp expected actual
+'
+
 test_done