def METHOD_NAME(self):
    net = op.network.Cubic(shape=[2, 2, 2])
    a = op.utils.check_network_health(net)
    items = set(['headless_throats',
                 'looped_throats',
                 'isolated_pores',
                 'disconnected_pores',
                 'duplicate_throats',
                 'bidirectional_throats'])
    assert items == a.keys()
    assert np.size(list(a.values())) == 0