|  | # Copyright 2013 The Flutter Authors. All rights reserved. | 
|  | # Use of this source code is governed by a BSD-style license that can be | 
|  | # found in the LICENSE file. | 
|  | import unittest | 
|  |  | 
|  | import os | 
|  | import imp | 
|  | SKY_TOOLS = os.path.dirname(os.path.abspath(__file__)) | 
|  | gn = imp.load_source('gn', os.path.join(SKY_TOOLS, 'gn')) | 
|  |  | 
|  |  | 
|  | class GNTestCase(unittest.TestCase): | 
|  | def _expect_build_dir(self, arg_list, expected_build_dir): | 
|  | args = gn.parse_args(['gn'] + arg_list) | 
|  | self.assertEquals(gn.get_out_dir(args), expected_build_dir) | 
|  |  | 
|  | def test_get_out_dir(self): | 
|  | self._expect_build_dir(['--debug'], 'out/Debug') | 
|  | self._expect_build_dir(['--release'], 'out/Release') | 
|  | self._expect_build_dir(['--ios'], 'out/ios_Debug') | 
|  | self._expect_build_dir(['--ios', '--release'], 'out/ios_Release') | 
|  | self._expect_build_dir(['--android'], 'out/android_Debug') | 
|  | self._expect_build_dir(['--android', '--release'], 'out/android_Release') | 
|  |  | 
|  | def _gn_args(self, arg_list): | 
|  | args = gn.parse_args(['gn'] + arg_list) | 
|  | return gn.to_gn_args(args) | 
|  |  | 
|  | def test_to_gn_args(self): | 
|  | # This would not necessarily be true on a 32-bit machine? | 
|  | self.assertEquals(self._gn_args(['--ios', '--simulator'])['target_cpu'], 'x64') | 
|  | self.assertEquals(self._gn_args(['--ios'])['target_cpu'], 'arm') | 
|  |  | 
|  |  | 
|  | if __name__ == '__main__': | 
|  | unittest.main() |