[PATCH 2 of 2 V2] tests: convert a push test to use revsets

[Matt Harbison]

# HG changeset patch
# User Matt Harbison <matt_harbison at yahoo.com>
# Date 1342370590 14400
# Node ID c6e38fdff23ce1e4411a204a70b8aa6062a73dc5
# Parent  ecde35a1af9e326e124a52787dd355c4d24b07e7
tests: convert a push test to use revsets

diff --git a/tests/test-mq-safety.t b/tests/test-mq-safety.t
--- a/tests/test-mq-safety.t
+++ b/tests/test-mq-safety.t
@@ -188,7 +188,7 @@
 
 Pushing revs excluding applied patch
 
-  $ hg push --new-branch -r branch -r 2 ../forcepush2
+  $ hg push --new-branch -r 'branch(branch)' -r 2 ../forcepush2
   pushing to ../forcepush2
   searching for changes
   adding changesets