diff -r 9f69a5e41ab0 -r f17a0f801e0b tests/test-evolve.t
--- a/tests/test-evolve.t	Tue Aug 21 12:42:09 2012 +0200
+++ b/tests/test-evolve.t	Tue Aug 21 12:43:21 2012 +0200
@@ -238,6 +238,12 @@
   [255]
 
 
+(amend of on ancestors)
+
+  $ hg amend -c 2
+  abort: cannot amend non ancestor changeset
+  [255]
+
   $ hg amend --note 'french looks better'
   1 new unstables changesets
   $ hg log