diff --git a/tests/test-newbranch b/tests/test-newbranch
--- a/tests/test-newbranch
+++ b/tests/test-newbranch
@@ -46,3 +46,7 @@ hg id
 hg up -q 1
 hg up -q
 hg id
+hg branch foobar
+hg up
+
+exit 0