Add TestGypXcodeNinja to run tests against the xcode-ninja generator

test/mac/gyptest-action-envvars.py

 #!/usr/bin/env python
 
 # Copyright (c) 2012 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 env vars work with actions, with relative directory paths.
 """
 
 import TestGyp
 
 import sys
 
 if sys.platform == 'darwin':
   test = TestGyp.TestGyp(formats=['ninja', 'make', 'xcode'])
 
+  # The xcode-ninja generator handles gypfiles which are not at the
+  # project root incorrectly.
+  # cf. https://code.google.com/p/gyp/issues/detail?id=460
+  if test.format == 'xcode-ninja':
+    test.skip_test()
+
   CHDIR = 'action-envvars'
   test.run_gyp('action/action.gyp', chdir=CHDIR)
   test.build('action/action.gyp', 'action', chdir=CHDIR, SYMROOT='../build')
 
   result_file = test.built_file_path('result', chdir=CHDIR)
   test.must_exist(result_file)
   test.must_contain(result_file, 'Test output')
 
   other_result_file = test.built_file_path('other_result', chdir=CHDIR)
   test.must_exist(other_result_file)
   test.must_contain(other_result_file, 'Other output')
 
   test.pass_test()