checkout: implement "-" abbreviation, add docs and tests

diff --git a/t/t6024-recursive-merge.sh b/t/t6024-recursive-merge.sh
index 802d0d06ebddec9db6e3a109e689b3974f1e0ff1..129fa3000c9543804b43e74e27eec523e328bb5c 100755 (executable)
--- a/t/t6024-recursive-merge.sh
+++ b/t/t6024-recursive-merge.sh
@@ -97,4 +97,27 @@ test_expect_success 'refuse to merge binary files' '
                merge.err
 '
 
+test_expect_success 'mark rename/delete as unmerged' '
+
+       git reset --hard &&
+       git checkout -b delete &&
+       git rm a1 &&
+       test_tick &&
+       git commit -m delete &&
+       git checkout -b rename HEAD^ &&
+       git mv a1 a2
+       test_tick &&
+       git commit -m rename &&
+       test_must_fail git merge delete &&
+       test 1 = $(git ls-files --unmerged | wc -l) &&
+       git rev-parse --verify :2:a2 &&
+       test_must_fail git rev-parse --verify :3:a2 &&
+       git checkout -f delete &&
+       test_must_fail git merge rename &&
+       test 1 = $(git ls-files --unmerged | wc -l) &&
+       test_must_fail git rev-parse --verify :2:a2 &&
+       git rev-parse --verify :3:a2
+
+'
+
 test_done