blob: e3ce7954331eff7a3f5383166c143d323e67e45e [file] [log] [blame]
#!/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()