def METHOD_NAME(self):
    logL = self.flux_likelihood.logL(
        self.x_img, self.y_img, self.kwargs_lens, kwargs_special=self.kwargs_cosmo
    )
    assert logL == 0
    logL_inf = self.flux_likelihood_inf.logL(
        self.x_img, self.y_img, self.kwargs_lens, {}
    )
    npt.assert_almost_equal(logL_inf, 0, decimal=4)