#!/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 the use of the environment during regeneration when the gyp file changes, specifically via build of an executable with C preprocessor definition specified by CFLAGS. In this test, gyp and build both run in same local environment. """ import TestGyp # CPPFLAGS works in ninja but not make; CFLAGS works in both FORMATS = ('make', 'ninja') test = TestGyp.TestGyp(formats=FORMATS) # First set CFLAGS to blank in case the platform doesn't support unsetenv. with TestGyp.LocalEnv({'CFLAGS': '', 'GYP_CROSSCOMPILE': '1'}): test.run_gyp('cflags.gyp') test.build('cflags.gyp') expect = """FOO not defined\n""" test.run_built_executable('cflags', stdout=expect) test.run_built_executable('cflags_host', stdout=expect) test.sleep() with TestGyp.LocalEnv({'CFLAGS': '-DFOO=1', 'GYP_CROSSCOMPILE': '1'}): test.run_gyp('cflags.gyp') test.build('cflags.gyp') expect = """FOO defined\n""" test.run_built_executable('cflags', stdout=expect) # Environment variables shouldn't influence the flags for the host. expect = """FOO not defined\n""" test.run_built_executable('cflags_host', stdout=expect) test.sleep() with TestGyp.LocalEnv({'CFLAGS': ''}): test.run_gyp('cflags.gyp') test.build('cflags.gyp') expect = """FOO not defined\n""" test.run_built_executable('cflags', stdout=expect) test.sleep() with TestGyp.LocalEnv({'CFLAGS': '-DFOO=1'}): test.run_gyp('cflags.gyp') test.build('cflags.gyp') expect = """FOO defined\n""" test.run_built_executable('cflags', stdout=expect) test.pass_test()