Make sure GYP supports compiling managed code.

test/win/gyptest-cl-compile-as-managed.py

+#!/usr/bin/env python
+
+# Copyright (c) 2015 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.
+
+"""
+Make sure compile as managed (clr) settings are extracted properly.
+"""
+
+import TestGyp
+
+import sys
+
+if sys.platform == 'win32':
+  test = TestGyp.TestGyp()
+
+  CHDIR = 'compiler-flags'
+  test.run_gyp('compile-as-managed.gyp', chdir=CHDIR)
+  test.build('compile-as-managed.gyp', "test-compile-as-managed", chdir=CHDIR)
+  # Must fail.
+  test.build('compile-as-managed.gyp', "test-compile-as-unmanaged",
+    chdir=CHDIR, status=1)
+  test.pass_test()