--- a/tests/test-help.t	Sat Sep 17 17:02:56 2016 +1000
+++ b/tests/test-help.t	Fri Sep 23 08:15:05 2016 +0000
@@ -1551,6 +1551,9 @@
   $ hg help template.files
       files         List of strings. All files modified, added, or removed by
                     this changeset.
+      files(pattern)
+                    All files of the current changeset matching the pattern. See
+                    'hg help patterns'.
 
 Test section lookup by translated message