| |
| import test.test_support, unittest |
| import sys |
| import popen2 |
| import subprocess |
| |
| class CmdLineTest(unittest.TestCase): |
| def start_python(self, cmd_line): |
| outfp, infp = popen2.popen4('%s %s' % (sys.executable, cmd_line)) |
| infp.close() |
| data = outfp.read() |
| outfp.close() |
| # try to cleanup the child so we don't appear to leak when running |
| # with regrtest -R. This should be a no-op on Windows. |
| popen2._cleanup() |
| return data |
| |
| def exit_code(self, *args): |
| cmd_line = [sys.executable] |
| cmd_line.extend(args) |
| return subprocess.call(cmd_line, stdout=subprocess.PIPE, |
| stderr=subprocess.PIPE) |
| |
| def test_directories(self): |
| self.assertNotEqual(self.exit_code('.'), 0) |
| self.assertNotEqual(self.exit_code('< .'), 0) |
| |
| def verify_valid_flag(self, cmd_line): |
| data = self.start_python(cmd_line) |
| self.assertTrue(data == '' or data.endswith('\n')) |
| self.assertTrue('Traceback' not in data) |
| |
| def test_environment(self): |
| self.verify_valid_flag('-E') |
| |
| def test_optimize(self): |
| self.verify_valid_flag('-O') |
| self.verify_valid_flag('-OO') |
| |
| def test_q(self): |
| self.verify_valid_flag('-Qold') |
| self.verify_valid_flag('-Qnew') |
| self.verify_valid_flag('-Qwarn') |
| self.verify_valid_flag('-Qwarnall') |
| |
| def test_site_flag(self): |
| self.verify_valid_flag('-S') |
| |
| def test_usage(self): |
| self.assertTrue('usage' in self.start_python('-h')) |
| |
| def test_version(self): |
| version = 'Python %d.%d' % sys.version_info[:2] |
| self.assertTrue(self.start_python('-V').startswith(version)) |
| |
| def test_run_module(self): |
| # Test expected operation of the '-m' switch |
| # Switch needs an argument |
| self.assertNotEqual(self.exit_code('-m'), 0) |
| # Check we get an error for a nonexistent module |
| self.assertNotEqual( |
| self.exit_code('-m', 'fnord43520xyz'), |
| 0) |
| # Check the runpy module also gives an error for |
| # a nonexistent module |
| self.assertNotEqual( |
| self.exit_code('-m', 'runpy', 'fnord43520xyz'), |
| 0) |
| # All good if module is located and run successfully |
| self.assertEqual( |
| self.exit_code('-m', 'timeit', '-n', '1'), |
| 0) |
| |
| def test_run_code(self): |
| # Test expected operation of the '-c' switch |
| # Switch needs an argument |
| self.assertNotEqual(self.exit_code('-c'), 0) |
| # Check we get an error for an uncaught exception |
| self.assertNotEqual( |
| self.exit_code('-c', 'raise Exception'), |
| 0) |
| # All good if execution is successful |
| self.assertEqual( |
| self.exit_code('-c', 'pass'), |
| 0) |
| |
| |
| def test_main(): |
| test.test_support.run_unittest(CmdLineTest) |
| test.test_support.reap_children() |
| |
| if __name__ == "__main__": |
| test_main() |