--- a/tests/test-obsolete.t	Thu Mar 08 13:56:27 2012 +0100
+++ b/tests/test-obsolete.t	Thu Mar 08 14:15:53 2012 +0100
@@ -90,6 +90,11 @@
   - 4538525df7e2
   3
   - 0d3f46688ccc
+  $ qlog -r 'obsancestors(4)' --hidden
+  2
+  - 4538525df7e2
+  3
+  - 0d3f46688ccc
   $ hg up 3 -q
   Working directory parent is obsolete
   $ mkcommit d # 5 (on 3)