1#!/usr/bin/env python
2
3# Copyright (c) 2012 Google Inc. All rights reserved.
4# Use of this source code is governed by a BSD-style license that can be
5# found in the LICENSE file.
6
7"""
8Verifies build of an executable with C++ define specified by a gyp define, and
9the use of the environment during regeneration when the gyp file changes.
10"""
11
12import os
13import TestGyp
14
15# Regenerating build files when a gyp file changes is currently only supported
16# by the make generator.
17test = TestGyp.TestGyp(formats=['make'])
18
19try:
20  os.environ['GYP_DEFINES'] = 'value=50'
21  test.run_gyp('defines.gyp')
22finally:
23  # We clear the environ after calling gyp.  When the auto-regeneration happens,
24  # the same define should be reused anyway.  Reset to empty string first in
25  # case the platform doesn't support unsetenv.
26  os.environ['GYP_DEFINES'] = ''
27  del os.environ['GYP_DEFINES']
28
29test.build('defines.gyp')
30
31expect = """\
32FOO is defined
33VALUE is 1
342*PAREN_VALUE is 12
35HASH_VALUE is a#1
36"""
37test.run_built_executable('defines', stdout=expect)
38
39# Sleep so that the changed gyp file will have a newer timestamp than the
40# previously generated build files.
41test.sleep()
42test.write('defines.gyp', test.read('defines-env.gyp'))
43
44test.build('defines.gyp', test.ALL)
45
46expect = """\
47VALUE is 50
48"""
49test.run_built_executable('defines', stdout=expect)
50
51test.pass_test()
52