--- a/tests/test-graft.t Wed Sep 09 21:07:38 2015 -0400
+++ b/tests/test-graft.t Wed Sep 09 22:27:48 2015 -0400
@@ -363,6 +363,22 @@
++a
[1]
+ $ hg extdiff --config extensions.extdiff= --patch -r 2 -r 13 -X .
+ --- */hg-5c095ad7e90f.patch * +0000 (glob)
+ +++ */hg-7a4785234d87.patch * +0000 (glob)
+ @@ -1,8 +1,8 @@
+ # HG changeset patch
+ -# User test
+ +# User foo
+ # Date 0 0
+ # Thu Jan 01 00:00:00 1970 +0000
+ -# Node ID 5c095ad7e90f871700f02dd1fa5012cb4498a2d4
+ -# Parent 5d205f8b35b66bc36375c9534ffd3237730e8f04
+ +# Node ID 7a4785234d87ec1aa420ed6b11afe40fa73e12a9
+ +# Parent b592ea63bb0c19a6c5c44685ee29a2284f9f1b8f
+ 2
+
+ [1]
Disallow grafting already grafted csets with the same origin onto each other
$ hg up -q 13