| #!/usr/bin/python2 |
| |
| import cStringIO, logging, os, sys, unittest |
| |
| # direct imports; autotest_lib has not been setup while testing this. |
| from common_lib.test_utils import mock |
| import setup_modules |
| |
| |
| class LoggingErrorStderrTests(unittest.TestCase): |
| def setUp(self): |
| autotest_dir = os.path.abspath(os.path.join(setup_modules.dirname, |
| '..')) |
| setup_modules.setup(autotest_dir, root_module_name='autotest_lib') |
| self.god = mock.mock_god() |
| self.test_stderr = cStringIO.StringIO() |
| self.god.stub_with(sys, 'stderr', self.test_stderr) |
| self.old_root_logging_level = logging.root.level |
| logging.basicConfig(level=logging.ERROR) |
| # _autotest_logging_handle_error unsets this after being called once. |
| logging.raiseExceptions = 1 |
| |
| |
| def tearDown(self): |
| self.god.unstub_all() |
| # Undo the setUp logging.basicConfig call. |
| logging.basicConfig(level=self.old_root_logging_level) |
| |
| |
| def assert_autotest_logging_handle_error_called(self): |
| self.stderr_str = self.test_stderr.getvalue() |
| self.assertTrue('Exception occurred formatting' in self.stderr_str, |
| repr(self.stderr_str)) |
| |
| |
| def test_autotest_logging_handle_error(self): |
| record = logging.LogRecord( |
| 'test', logging.DEBUG, __file__, 0, 'MESSAGE', 'ARGS', None) |
| try: |
| raise RuntimeError('Exception context needed for the test.') |
| except RuntimeError: |
| setup_modules._autotest_logging_handle_error(logging.Handler(), |
| record) |
| else: |
| self.fail() |
| self.assert_autotest_logging_handle_error_called() |
| stderr_repr = repr(self.stderr_str) |
| self.assertTrue(('MESSAGE' in self.stderr_str), stderr_repr) |
| self.assertTrue(('ARGS' in self.stderr_str), stderr_repr) |
| self.assertTrue(('Exception' in self.stderr_str), stderr_repr) |
| self.assertTrue(('setup_modules_unittest.py' in self.stderr_str), |
| stderr_repr) |
| self.assertTrue(('disabled.\n' in self.stderr_str), stderr_repr) |
| # Make sure this was turned off by our handle_error. |
| self.assertFalse(logging.raiseExceptions) |
| |
| |
| def test_logging_monkey_patch_wrong_number_of_args(self): |
| logging.error('logging unittest %d %s', 32) |
| self.assert_autotest_logging_handle_error_called() |
| self.assertTrue('logging unittest' in self.stderr_str, |
| repr(self.stderr_str)) |
| |
| |
| def test_logging_monkey_patch_wrong_type_of_arg(self): |
| logging.error('logging unittest %d', 'eighteen') |
| self.assert_autotest_logging_handle_error_called() |
| self.assertTrue('logging unittest' in self.stderr_str, |
| repr(self.stderr_str)) |
| |
| |
| def test_logging_no_error(self): |
| logging.error('logging unittest. %s %s', 'meep', 'meep!') |
| self.assertEqual('', self.test_stderr.getvalue()) |
| |
| |
| if __name__ == "__main__": |
| unittest.main() |