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 """ 8 Verifies build of an executable with C++ define specified by a gyp define, and 9 the use of the environment during regeneration when the gyp file changes. 10 """ 11 12 import os 13 import TestGyp 14 15 # Regenerating build files when a gyp file changes is currently only supported 16 # by the make generator. 17 test = TestGyp.TestGyp(formats=['make']) 18 19 try: 20 os.environ['GYP_DEFINES'] = 'value=50' 21 test.run_gyp('defines.gyp') 22 finally: 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 29 test.build('defines.gyp') 30 31 expect = """\ 32 FOO is defined 33 VALUE is 1 34 2*PAREN_VALUE is 12 35 HASH_VALUE is a#1 36 """ 37 test.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. 41 test.sleep() 42 test.write('defines.gyp', test.read('defines-env.gyp')) 43 44 test.build('defines.gyp', test.ALL) 45 46 expect = """\ 47 VALUE is 50 48 """ 49 test.run_built_executable('defines', stdout=expect) 50 51 test.pass_test() 52
