update-ref: fix "verify" command with missing <oldvalue>

diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh
index c0023a5b4ff6ef60f5d77e9e54a64adf387bce6e..8197ed29a9ecedb43679200f1485a7b50984fdff 100755 (executable)
--- a/t/t3404-rebase-interactive.sh
+++ b/t/t3404-rebase-interactive.sh
@@ -67,6 +67,14 @@ test_expect_success 'setup' '
 SHELL=
 export SHELL
 
+test_expect_success 'rebase --keep-empty' '
+       git checkout -b emptybranch master &&
+       git commit --allow-empty -m "empty" &&
+       git rebase --keep-empty -i HEAD~2 &&
+       git log --oneline >actual &&
+       test_line_count = 6 actual
+'
+
 test_expect_success 'rebase -i with the exec command' '
        git checkout master &&
        (