def test_neutron_api_relation_changed(self, configs): self.relation_ids.return_value = ['relid'] _compute_joined = self.patch('compute_joined') _quantum_joined = self.patch('quantum_joined') hooks.neutron_api_relation_changed() self.assertTrue(configs.write.called_with('/etc/nova/nova.conf')) self.assertTrue(_compute_joined.called) self.assertTrue(_quantum_joined.called)