def test_error_logged_if_deferred_not_supported(self):
test_handler = lambda: defer.Deferred()
log_events = []
txlog.addObserver(log_events.append)
dispatcher.connect(test_handler, test_signal)
self.manager.send(test_signal)
self.failUnless(log_events)
self.failUnless('Cannot return deferreds from signal handler' in str(log_events))
txlog.removeObserver(log_events.append)
dispatcher.disconnect(test_handler, test_signal)
def test_error_logged_if_deferred_not_supported(self):
test_handler = lambda: defer.Deferred()
log_events = []
txlog.addObserver(log_events.append)
dispatcher.connect(test_handler, test_signal)
self.manager.send(test_signal)
self.failUnless(log_events)
self.failUnless(
'Cannot return deferreds from signal handler' in str(log_events))
txlog.removeObserver(log_events.append)
dispatcher.disconnect(test_handler, test_signal)
def _test(self, ok_handler, error_handler, get_result):
dispatcher.connect(error_handler, signal=test_signal)
dispatcher.connect(ok_handler, signal=test_signal)
result = yield defer.maybeDeferred(get_result, test_signal, arg='test')
self.assertIn(error_handler, self.handlers_called)
self.assertIn(ok_handler, self.handlers_called)
self.assertIn(self._log_received, self.handlers_called)
self.assertEqual(result[0][0], error_handler)
self.assertIsInstance(result[0][1], Failure)
self.assertEqual(result[1], (self.ok_handler, 'OK'))
dispatcher.disconnect(error_handler, signal=test_signal)
dispatcher.disconnect(ok_handler, signal=test_signal)
def _test(self, ok_handler, error_handler, get_result):
dispatcher.connect(error_handler, signal=test_signal)
dispatcher.connect(ok_handler, signal=test_signal)
result = yield defer.maybeDeferred(get_result, test_signal, arg='test')
self.assertIn(error_handler, self.handlers_called)
self.assertIn(ok_handler, self.handlers_called)
self.assertIn(self._log_received, self.handlers_called)
self.assertEqual(result[0][0], error_handler)
self.assertIsInstance(result[0][1], Failure)
self.assertEqual(result[1], (self.ok_handler, 'OK'))
dispatcher.disconnect(error_handler, signal=test_signal)
dispatcher.disconnect(ok_handler, signal=test_signal)
def disconnect_all(self, signal=Any, sender=None):
sender = self.sender if sender is None else sender
for receiver in liveReceivers(getAllReceivers(sender, signal)):
disconnect(receiver, signal=signal, sender=sender)
def disconnect(self, *args, **kwargs):
kwargs.setdefault('sender', self.sender)
return dispatcher.disconnect(*args, **kwargs)
def disconnect_all(self, signal=Any, sender=None):
sender = self.sender if sender is None else sender
for receiver in liveReceivers(getAllReceivers(sender, signal)):
disconnect(receiver, signal=signal, sender=sender)
def disconnect(self, *args, **kwargs):
kwargs.setdefault('sender', self.sender)
return dispatcher.disconnect(*args, **kwargs)
