def METHOD_NAME(self):
    npt.assert_almost_equal(self.lensCosmo.ds, 1588.9213590743666, decimal=8)
    npt.assert_almost_equal(self.lensCosmo.dd, 1548.7055203661785, decimal=8)
    npt.assert_almost_equal(self.lensCosmo.dds, 892.0038749095863, decimal=8)