t3200: add test for single parameter passed to -m option

[thirdparty/git.git] / t / t3200-branch.sh

diff --git a/t/t3200-branch.sh b/t/t3200-branch.sh
index 10f8f026ffb4b21e62bdfa5fe1b8a4d6a3b3f13c..48d152b9a9519e00227a0877631d643ecf38e687 100755 (executable)
--- a/t/t3200-branch.sh
+++ b/t/t3200-branch.sh
@@ -100,6 +100,23 @@ test_expect_success 'git branch -m n/n n should work' '
        git reflog exists refs/heads/n
 '
 
+# The topmost entry in reflog for branch bbb is about branch creation.
+# Hence, we compare bbb@{1} (instead of bbb@{0}) with aaa@{0}.
+
+test_expect_success 'git branch -m bbb should rename checked out branch' '
+       test_when_finished git branch -D bbb &&
+       test_when_finished git checkout master &&
+       git checkout -b aaa &&
+       git commit --allow-empty -m "a new commit" &&
+       git rev-parse aaa@{0} >expect &&
+       git branch -m bbb &&
+       git rev-parse bbb@{1} >actual &&
+       test_cmp expect actual &&
+       git symbolic-ref HEAD >actual &&
+       echo refs/heads/bbb >expect &&
+       test_cmp expect actual
+'
+
 test_expect_success 'git branch -m o/o o should fail when o/p exists' '
        git branch o/o &&
        git branch o/p &&