1 files changed, 34 insertions, 0 deletions
diff --git a/tools/gyp/test/defines/gyptest-define-override.py b/tools/gyp/test/defines/gyptest-define-override.py
new file mode 100755
index 0000000000..82e325af2c
--- /dev/null
+++ b/tools/gyp/test/defines/gyptest-define-override.py
@@ -0,0 +1,34 @@
+#!/usr/bin/env python
+
+# Copyright (c) 2009 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 a default gyp define can be overridden.
+"""
+
+import os
+import TestGyp
+
+test = TestGyp.TestGyp()
+
+# Command-line define
+test.run_gyp('defines.gyp', '-D', 'OS=fakeos')
+test.build('defines.gyp')
+test.built_file_must_exist('fakeosprogram', type=test.EXECUTABLE)
+# Clean up the exe so subsequent tests don't find an old exe.
+os.remove(test.built_file_path('fakeosprogram', type=test.EXECUTABLE))
+
+# Without "OS" override, fokeosprogram shouldn't be built.
+test.run_gyp('defines.gyp')
+test.build('defines.gyp')
+test.built_file_must_not_exist('fakeosprogram', type=test.EXECUTABLE)
+
+# Environment define
+os.environ['GYP_DEFINES'] = 'OS=fakeos'
+test.run_gyp('defines.gyp')
+test.build('defines.gyp')
+test.built_file_must_exist('fakeosprogram', type=test.EXECUTABLE)
+
+test.pass_test()