recv_sideband: Bands #2 and #3 always go to stderr

diff --git a/t/t5505-remote.sh b/t/t5505-remote.sh
index bc5b7ce4a6b5fd898d1ea5a9f3e6a148d45f0535..eb637184a00007c61e6d92f7b5546eed6ec5a0ae 100755 (executable)
--- a/t/t5505-remote.sh
+++ b/t/t5505-remote.sh
@@ -402,4 +402,31 @@ test_expect_success 'migrate a remote from named file in $GIT_DIR/branches' '
         test "$(git config remote.origin.fetch)" = "refs/heads/master:refs/heads/origin")
 '
 
+test_expect_success 'remote prune to cause a dangling symref' '
+       git clone one seven &&
+       (
+               cd one &&
+               git checkout side2 &&
+               git branch -D master
+       ) &&
+       (
+               cd seven &&
+               git remote prune origin
+       ) 2>err &&
+       grep "has become dangling" err &&
+
+       : And the dangling symref will not cause other annoying errors
+       (
+               cd seven &&
+               git branch -a
+       ) 2>err &&
+       ! grep "points nowhere" err
+       (
+               cd seven &&
+               test_must_fail git branch nomore origin
+       ) 2>err &&
+       grep "dangling symref" err
+'
+
 test_done
+