1 files changed, 36 insertions, 0 deletions
diff --git a/third_party/python/gyp/test/gyp-defines/gyptest-multiple-values.py b/third_party/python/gyp/test/gyp-defines/gyptest-multiple-values.py
new file mode 100644
index 0000000000..67735cce6a
--- /dev/null
+++ b/third_party/python/gyp/test/gyp-defines/gyptest-multiple-values.py
@@ -0,0 +1,36 @@
+#!/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 when multiple values are supplied for a gyp define, the last one
+is used.
+"""
+
+import os
+import TestGyp
+
+test = TestGyp.TestGyp()
+
+os.environ['GYP_DEFINES'] = 'key=value1 key=value2 key=value3'
+test.run_gyp('defines.gyp')
+
+test.build('defines.gyp')
+test.must_contain('action.txt', 'value3')
+
+# The last occurrence of a repeated set should take precedence over other
+# values.
+os.environ['GYP_DEFINES'] = 'key=repeated_value key=value1 key=repeated_value'
+test.run_gyp('defines.gyp')
+
+if test.format == 'msvs' and not test.uses_msbuild:
+  # msvs versions before 2010 don't detect build rule changes not reflected
+  # in file system timestamps. Rebuild to see differences.
+  test.build('defines.gyp', rebuild=True)
+else:
+  test.build('defines.gyp')
+test.must_contain('action.txt', 'repeated_value')
+
+test.pass_test()