--- a/tests/test-topic-tutorial.t	Wed May 23 11:37:37 2018 +0200
+++ b/tests/test-topic-tutorial.t	Wed May 23 12:16:24 2018 +0200
@@ -602,6 +602,7 @@
   added 2 changesets with 2 changes to 1 files
   2 new obsolescence markers
   active topic 'food' is now empty
+  (use 'hg topic --clear' to clear it if needed)
 
   $ hg topics
    * food (0 changesets)