Add TestGypXcodeNinja to run tests against the xcode-ninja generator

test/mac/gyptest-objc-arc.py

 #!/usr/bin/env python
 
 # Copyright (c) 2013 Google Inc. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """
 Verifies that ARC objc settings are handled correctly.
 """
 
 import TestGyp
 
 import sys
 
 if sys.platform == 'darwin':
   # set |match| to ignore build stderr output.
   test = TestGyp.TestGyp(formats=['ninja', 'make', 'xcode'],
                          match = lambda a, b: True)
 
   CHDIR = 'objc-arc'
-  test.run_gyp('test.gyp', chdir=CHDIR)
+  test.run_gyp('test.gyp',
+               '-G', 'xcode_ninja_target_pattern=^.*$',
+               chdir=CHDIR)
 
   test.build('test.gyp', 'arc_enabled', chdir=CHDIR)
   test.build('test.gyp', 'arc_disabled', chdir=CHDIR)
 
   test.pass_test()