def test_no_connection(self):
        self.data.pop('connection')
        msg = Message.objects.create(**self.data)
        self.assertEqual(msg.connection, None)
Test handling of global attributes
dataset/ETHPy150Open rapidsms/rapidsms/rapidsms/contrib/messagelog/tests/test_models.py/MessageLogModelTest.test_no_connection--crossover with--dataset/ETHPy150Open Unidata/siphon/siphon/cdmr/tests/test_dataset.py/TestDataset.test_dataset