'When the cluster configuration includes a single container, the
endpoint returns a single-element list containing the container
data.'

def test_single_container_single_node(self):

    application = Application(name=u'postgres', image=DockerImage.from_string('postgres'))
    deployment = Deployment(nodes={Node(uuid=self.NODE_A_UUID, applications={application.name: application})})
    expected = [container_configuration_response(application, self.NODE_A)]
    return self._containers_test(deployment, expected)
