'When the cluster state is ignorant about datasets on a node, the
endpoint does not list information for that node.'

def test_unknown_datasets(self):

    self.cluster_state_service.apply_changes([NodeState(hostname=u'192.0.2.101', uuid=uuid4(), manifestations=None, paths=None)])
    return self.assertResult('GET', '/state/datasets', None, OK, [])
