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#!/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()
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