update-ref: allow --no-deref with --stdin

diff --git a/t/t5304-prune.sh b/t/t5304-prune.sh
index f20f03c1039256f0bc674e3969176a2c592919dd..270da21ac3e2931a42683392536500c4bb1fb5c3 100755 (executable)
--- a/t/t5304-prune.sh
+++ b/t/t5304-prune.sh
@@ -112,8 +112,7 @@ test_expect_success 'prune: do not prune detached HEAD with no reflog' '
        # (should be removed and disabled by previous test)
        test_path_is_missing .git/logs &&
        git prune -n >prune_actual &&
-       : >prune_expected &&
-       test_cmp prune_actual prune_expected
+       test_must_be_empty prune_actual
 
 '