[PATCH] Test renaming a branch to itself

[Conrad Irwin <conrad.irwin@gmail.com>]

Test for a regression introduced in v1.7.7-rc2~1^2~2.

Requested-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Conrad Irwin <conrad.irwin@gmail.com>
---
 t/t3200-branch.sh |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)

diff --git a/t/t3200-branch.sh b/t/t3200-branch.sh
index bc73c20..7690332 100755
--- a/t/t3200-branch.sh
+++ b/t/t3200-branch.sh
@@ -115,6 +115,22 @@ test_expect_success 'git branch -M baz bam should succeed when baz is checked ou
 	git branch -M baz bam
 '
 
+test_expect_success 'git branch -M master should work when master is checked out' '
+	git checkout master &&
+	git branch -M master
+'
+
+test_expect_success 'git branch -M master master should work when master is checked out' '
+	git checkout master &&
+	git branch -M master master
+'
+
+test_expect_success 'git branch -M master2 master2 should work when master is checked out' '
+	git checkout master &&
+	git branch master2 &&
+	git branch -M master2 master2
+'
+
 test_expect_success 'git branch -v -d t should work' '
 	git branch t &&
 	test_path_is_file .git/refs/heads/t &&
-- 
1.7.7.1.433.ga2d04a