1 files changed, 51 insertions, 0 deletions
diff --git a/third_party/python/gyp/test/defines/gyptest-defines-env-regyp.py b/third_party/python/gyp/test/defines/gyptest-defines-env-regyp.py
new file mode 100755
index 0000000000..f2d931c2f7
--- /dev/null
+++ b/third_party/python/gyp/test/defines/gyptest-defines-env-regyp.py
@@ -0,0 +1,51 @@
+#!/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 build of an executable with C++ define specified by a gyp define, and
+the use of the environment during regeneration when the gyp file changes.
+"""
+
+import os
+import TestGyp
+
+# Regenerating build files when a gyp file changes is currently only supported
+# by the make generator.
+test = TestGyp.TestGyp(formats=['make'])
+
+try:
+  os.environ['GYP_DEFINES'] = 'value=50'
+  test.run_gyp('defines.gyp')
+finally:
+  # We clear the environ after calling gyp.  When the auto-regeneration happens,
+  # the same define should be reused anyway.  Reset to empty string first in
+  # case the platform doesn't support unsetenv.
+  os.environ['GYP_DEFINES'] = ''
+  del os.environ['GYP_DEFINES']
+
+test.build('defines.gyp')
+
+expect = """\
+FOO is defined
+VALUE is 1
+2*PAREN_VALUE is 12
+HASH_VALUE is a#1
+"""
+test.run_built_executable('defines', stdout=expect)
+
+# Sleep so that the changed gyp file will have a newer timestamp than the
+# previously generated build files.
+test.sleep()
+test.write('defines.gyp', test.read('defines-env.gyp'))
+
+test.build('defines.gyp', test.ALL)
+
+expect = """\
+VALUE is 50
+"""
+test.run_built_executable('defines', stdout=expect)
+
+test.pass_test()