test_Isentrope.py 文件源码

def test_eos_get_sigma(self):
        """ Tests that the co-variance matrix is generated correctly
        """

        eos = EOSModel(self.p_fun)

        sigma_eos = eos.get_sigma()

        n_spline = eos.get_option('spline_N')
        spline_var = eos.get_option('spline_sigma')

        self.assertEqual(sigma_eos.shape, (n_spline, n_spline))
        npt.assert_array_equal(np.diag(sigma_eos),
                               (eos.get_c() * spline_var)**2)