--- a/tests/test-copy.t	Sat Mar 17 22:30:25 2018 +0900
+++ b/tests/test-copy.t	Tue Apr 03 18:20:10 2018 -0700
@@ -1,10 +1,3 @@
-# enable bundle2 in advance
-
-  $ cat << EOF >> $HGRCPATH
-  > [format]
-  > usegeneraldelta=yes
-  > EOF
-
   $ mkdir part1
   $ cd part1