--- a/tests/test-evolve.t	Wed May 27 14:00:01 2015 -0700
+++ b/tests/test-evolve.t	Wed May 13 09:43:36 2015 -0700
@@ -1001,6 +1001,11 @@
   |
   o  0	: a0 - test
   
+
+Evolving an empty revset should do nothing
+  $ hg evolve --rev "16 and 15"
+  No troubled changes in the specified revset (no-eol)
+
   $ hg evolve --rev "14::"
   move:[15] add gg
   atop:[18] a3