author | martin.trojer@nokia.com |
Fri, 31 Jul 2009 15:01:17 +0100 | |
changeset 1 | 2fb8b9db1c86 |
permissions | -rw-r--r-- |
1
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# Tests invocation of the interpreter with various command line arguments |
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Initial QEMU (symbian-qemu-0.9.1-12) import
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# All tests are executed with environment variables ignored |
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# See test_cmd_line_script.py for testing of script execution |
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import test.test_support, unittest |
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import sys |
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import subprocess |
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def _spawn_python(*args): |
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cmd_line = [sys.executable, '-E'] |
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cmd_line.extend(args) |
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return subprocess.Popen(cmd_line, stdin=subprocess.PIPE, |
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stdout=subprocess.PIPE, stderr=subprocess.STDOUT) |
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def _kill_python(p): |
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p.stdin.close() |
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data = p.stdout.read() |
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p.stdout.close() |
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# try to cleanup the child so we don't appear to leak when running |
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# with regrtest -R. This should be a no-op on Windows. |
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subprocess._cleanup() |
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return data |
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class CmdLineTest(unittest.TestCase): |
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def start_python(self, *args): |
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p = _spawn_python(*args) |
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return _kill_python(p) |
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def exit_code(self, *args): |
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cmd_line = [sys.executable, '-E'] |
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cmd_line.extend(args) |
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return subprocess.call(cmd_line, stdout=subprocess.PIPE, |
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stderr=subprocess.PIPE) |
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def test_directories(self): |
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self.assertNotEqual(self.exit_code('.'), 0) |
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self.assertNotEqual(self.exit_code('< .'), 0) |
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def verify_valid_flag(self, cmd_line): |
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data = self.start_python(cmd_line) |
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self.assertTrue(data == '' or data.endswith('\n')) |
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self.assertTrue('Traceback' not in data) |
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def test_optimize(self): |
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self.verify_valid_flag('-O') |
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self.verify_valid_flag('-OO') |
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def test_q(self): |
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self.verify_valid_flag('-Qold') |
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self.verify_valid_flag('-Qnew') |
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self.verify_valid_flag('-Qwarn') |
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self.verify_valid_flag('-Qwarnall') |
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def test_site_flag(self): |
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self.verify_valid_flag('-S') |
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def test_usage(self): |
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self.assertTrue('usage' in self.start_python('-h')) |
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def test_version(self): |
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version = 'Python %d.%d' % sys.version_info[:2] |
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self.assertTrue(self.start_python('-V').startswith(version)) |
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def test_run_module(self): |
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# Test expected operation of the '-m' switch |
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# Switch needs an argument |
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self.assertNotEqual(self.exit_code('-m'), 0) |
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# Check we get an error for a nonexistent module |
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self.assertNotEqual( |
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self.exit_code('-m', 'fnord43520xyz'), |
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0) |
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# Check the runpy module also gives an error for |
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# a nonexistent module |
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self.assertNotEqual( |
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self.exit_code('-m', 'runpy', 'fnord43520xyz'), |
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0) |
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# All good if module is located and run successfully |
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self.assertEqual( |
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self.exit_code('-m', 'timeit', '-n', '1'), |
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0) |
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def test_run_module_bug1764407(self): |
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# -m and -i need to play well together |
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# Runs the timeit module and checks the __main__ |
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# namespace has been populated appropriately |
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p = _spawn_python('-i', '-m', 'timeit', '-n', '1') |
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p.stdin.write('Timer\n') |
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p.stdin.write('exit()\n') |
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data = _kill_python(p) |
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self.assertTrue(data.startswith('1 loop')) |
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self.assertTrue('__main__.Timer' in data) |
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def test_run_code(self): |
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# Test expected operation of the '-c' switch |
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# Switch needs an argument |
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self.assertNotEqual(self.exit_code('-c'), 0) |
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# Check we get an error for an uncaught exception |
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self.assertNotEqual( |
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self.exit_code('-c', 'raise Exception'), |
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0) |
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# All good if execution is successful |
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self.assertEqual( |
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self.exit_code('-c', 'pass'), |
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0) |
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def test_main(): |
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test.test_support.run_unittest(CmdLineTest) |
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test.test_support.reap_children() |
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|
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if __name__ == "__main__": |
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test_main() |