def test_delete_bus_instances(self): bus_x = Bus.get_or_create('bus_x') assert bus_x in Bus._instances.values() Bus.delete_bus('bus_x') assert bus_x not in Bus._instances.values()
def test_delete_bus_instances(self): bus_x = Bus.get_or_create('bus_x') assert bus_x in Bus._instances.values() Bus.delete_bus('bus_x') assert bus_x not in Bus._instances.values() with self.assertRaises(KeyError): Bus.delete_bus('bus_x')