t4200: demonstrate rerere segfault on specially crafted merge

diff --git a/t/t2028-worktree-move.sh b/t/t2028-worktree-move.sh
index 4718c4552fc3cbb18423d82f1422808206c046e0..5d5b3632ba0a7cf5364ab4db1df8ca7ea285b4d5 100755 (executable)
--- a/t/t2028-worktree-move.sh
+++ b/t/t2028-worktree-move.sh
@@ -7,7 +7,8 @@ test_description='test git worktree move, remove, lock and unlock'
 test_expect_success 'setup' '
        test_commit init &&
        git worktree add source &&
-       git worktree list --porcelain | grep "^worktree" >actual &&
+       git worktree list --porcelain >out &&
+       grep "^worktree" out >actual &&
        cat <<-EOF >expected &&
        worktree $(pwd)
        worktree $(pwd)/source
@@ -74,8 +75,9 @@ test_expect_success 'move worktree' '
        toplevel="$(pwd)" &&
        git worktree move source destination &&
        test_path_is_missing source &&
-       git worktree list --porcelain | grep "^worktree.*/destination" &&
-       ! git worktree list --porcelain | grep "^worktree.*/source" >empty &&
+       git worktree list --porcelain >out &&
+       grep "^worktree.*/destination" out &&
+       ! grep "^worktree.*/source" out &&
        git -C destination log --format=%s >actual2 &&
        echo init >expected2 &&
        test_cmp expected2 actual2
@@ -86,11 +88,12 @@ test_expect_success 'move main worktree' '
 '
 
 test_expect_success 'move worktree to another dir' '
-       toplevel="$(pwd)" &&
        mkdir some-dir &&
        git worktree move destination some-dir &&
-       test_path_is_missing source &&
-       git worktree list --porcelain | grep "^worktree.*/some-dir/destination" &&
+       test_when_finished "git worktree move some-dir/destination destination" &&
+       test_path_is_missing destination &&
+       git worktree list --porcelain >out &&
+       grep "^worktree.*/some-dir/destination" out &&
        git -C some-dir/destination log --format=%s >actual2 &&
        echo init >expected2 &&
        test_cmp expected2 actual2
@@ -100,10 +103,6 @@ test_expect_success 'remove main worktree' '
        test_must_fail git worktree remove .
 '
 
-test_expect_success 'move some-dir/destination back' '
-       git worktree move some-dir/destination destination
-'
-
 test_expect_success 'remove locked worktree' '
        git worktree lock destination &&
        test_when_finished "git worktree unlock destination" &&
@@ -126,4 +125,21 @@ test_expect_success 'force remove worktree with untracked file' '
        test_path_is_missing destination
 '
 
+test_expect_success 'remove missing worktree' '
+       git worktree add to-be-gone &&
+       test -d .git/worktrees/to-be-gone &&
+       mv to-be-gone gone &&
+       git worktree remove to-be-gone &&
+       test_path_is_missing .git/worktrees/to-be-gone
+'
+
+test_expect_success 'NOT remove missing-but-locked worktree' '
+       git worktree add gone-but-locked &&
+       git worktree lock gone-but-locked &&
+       test -d .git/worktrees/gone-but-locked &&
+       mv gone-but-locked really-gone-now &&
+       test_must_fail git worktree remove gone-but-locked &&
+       test_path_is_dir .git/worktrees/gone-but-locked
+'
+
 test_done