tests/test-basic.t

--- a/tests/test-basic.t	Wed Feb 15 16:22:22 2017 -0800
+++ b/tests/test-basic.t	Wed Feb 15 16:43:27 2017 -0800
@@ -11,6 +11,7 @@
   ui.interactive=False
   ui.mergemarkers=detailed
   ui.promptecho=True
+  web.ipv6=True (?)
   $ hg init t
   $ cd t