test_rev_parse -C work -g ../repo.git -b u 'GIT_DIR=../repo.git, core.bare undefined' false false true ''
+test_expect_success 'git-common-dir from worktree root' '
+ echo .git >expect &&
+ git rev-parse --git-common-dir >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'git-common-dir inside sub-dir' '
+ mkdir -p path/to/child &&
+ test_when_finished "rm -rf path" &&
+ echo "$(git -C path/to/child rev-parse --show-cdup).git" >expect &&
+ git -C path/to/child rev-parse --git-common-dir >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'git-path from worktree root' '
+ echo .git/objects >expect &&
+ git rev-parse --git-path objects >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'git-path inside sub-dir' '
+ mkdir -p path/to/child &&
+ test_when_finished "rm -rf path" &&
+ echo "$(git -C path/to/child rev-parse --show-cdup).git/objects" >expect &&
+ git -C path/to/child rev-parse --git-path objects >actual &&
+ test_cmp expect actual
+'
+
test_done