Add TestGypXcodeNinja to run tests against the xcode-ninja generator

test/same-target-name-different-directory/gyptest-all.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.
 
 """
 Test cases when multiple targets in different directories have the same name.
 """
 
 import TestGyp
 
 test = TestGyp.TestGyp(formats=['android', 'ninja', 'make'])
 
+# xcode-ninja fails to generate a project due to id collisions
+# cf. https://code.google.com/p/gyp/issues/detail?id=461
+if test.format == 'xcode-ninja':
+  test.skip_test()
+
 test.run_gyp('subdirs.gyp', chdir='src')
 
 test.relocate('src', 'relocate/src')
 
 # Test that we build all targets.
 test.build('subdirs.gyp', 'target', chdir='relocate/src')
 test.must_exist('relocate/src/subdir1/action1.txt')
 test.must_exist('relocate/src/subdir2/action2.txt')
 
 # Test that we build all targets using the correct actions, even if they have
 # the same names.
 test.build('subdirs.gyp', 'target_same_action_name', chdir='relocate/src')
 test.must_exist('relocate/src/subdir1/action.txt')
 test.must_exist('relocate/src/subdir2/action.txt')
 
 # Test that we build all targets using the correct rules, even if they have
 # the same names.
 test.build('subdirs.gyp', 'target_same_rule_name', chdir='relocate/src')
 test.must_exist('relocate/src/subdir1/rule.txt')
 test.must_exist('relocate/src/subdir2/rule.txt')
 
 test.pass_test()