--- a/tests/test-commandserver.t	Sat Oct 18 18:14:48 2014 -0500
+++ b/tests/test-commandserver.t	Tue Oct 21 23:16:46 2014 +0900
@@ -5,6 +5,11 @@
 #endif
   $ export PYTHONPATH
 
+typical client does not want echo-back messages, so test without it:
+
+  $ grep -v '^promptecho ' < $HGRCPATH >> $HGRCPATH.new
+  $ mv $HGRCPATH.new $HGRCPATH
+
   $ hg init repo
   $ cd repo