143 echo % check prepush logic with merged branches

   144 hg init j

   145 hg -R j branch a

   146 echo init > j/foo

   147 hg -R j ci -Am init

   148 hg clone j k

   149 echo a1 > j/foo

   150 hg -R j ci -m a1

   151 hg -R k branch b

   152 echo b > k/foo

   153 hg -R k ci -m b

   154 hg -R k up 0

   155 hg -R k merge b

   156 hg -R k ci -m merge

   157 hg -R k push -r a j

   158 echo

   159