Add TestGypXcodeNinja to run tests against the xcode-ninja generator

test/mac/gyptest-loadable-module-bundle-product-extension.py

Index: test/mac/gyptest-loadable-module-bundle-product-extension.py
diff --git a/test/mac/gyptest-loadable-module-bundle-product-extension.py b/test/mac/gyptest-loadable-module-bundle-product-extension.py
index 90c20837c713f0734eaaba95206a405c2f895aff..82a3d0974b54c50d13fd0c845f14d90702a734e3 100644
--- a/test/mac/gyptest-loadable-module-bundle-product-extension.py
+++ b/test/mac/gyptest-loadable-module-bundle-product-extension.py
@@ -18,6 +18,11 @@ import sys
 if sys.platform == 'darwin':
   test = TestGyp.TestGyp(formats=['ninja', 'make', 'xcode'])
 
+  # The xcode-ninja generator fails because it doesn't copy the extension
+  # cf. https://code.google.com/p/gyp/issues/detail?id=450
+  if test.format == 'xcode-ninja':
+    test.skip_test()
+
   CHDIR = 'loadable-module-bundle-product-extension'
   test.run_gyp('test.gyp', chdir=CHDIR)
   test.build('test.gyp', test.ALL, chdir=CHDIR)