--- a/tests/test-rewind.t	Sun Jun 17 03:10:19 2018 +0200
+++ b/tests/test-rewind.t	Sun Jun 17 03:46:46 2018 +0200
@@ -748,8 +748,10 @@
      summary:     c_ROOT
   
 
-Testing --from (and cleanup)
-```````````````````````````
+Testing default argument (and cleanup)
+``````````````````````````````````````
+
+rewind with no argument should be equivalent to `--from .`
 
   $ echo 'default-date = 4 0' >> $HGRCPATH
   $ hg rewind --from '.'