def test_static(self):
doublechameleon = DoubleChameleon()
x, y = 1., 1.
phi_G, q = 0.3, 0.8
e1, e2 = param_util.phi_q2_ellipticity(phi_G, q)
kwargs_light = {
'alpha_1': 1,
'ratio': 0.5,
'w_c1': .5,
'w_t1': 1.,
'e11': e1,
'e21': e2,
'w_c2': .1,
'w_t2': .5,
'e12': e1,
'e22': e2
}
f_ = doublechameleon.function(x, y, **kwargs_light)
doublechameleon.set_static(**kwargs_light)
f_static = doublechameleon.function(x, y, **kwargs_light)
npt.assert_almost_equal(f_, f_static, decimal=8)
doublechameleon.set_dynamic()
kwargs_light = {
'alpha_1': 2,
'ratio': 0.5,
'w_c1': .5,
'w_t1': 1.,
'e11': e1,
'e21': e2,
'w_c2': .1,
'w_t2': .5,
'e12': e1,
'e22': e2
}
f_dyn = doublechameleon.function(x, y, **kwargs_light)
assert f_dyn != f_static
def test_function(self):
"""
:return:
"""
doublechameleon = DoubleChameleon()
chameleon = Chameleon()
x = np.linspace(0.1, 10, 10)
phi_G, q = 0.3, 0.8
theta_E = 1.
ratio = 2.
e1, e2 = param_util.phi_q2_ellipticity(phi_G, q)
kwargs_light = {
'theta_E': 1.,
'ratio': 2,
'w_c1': .5,
'w_t1': 1.,
'e11': e1,
'e21': e2,
'w_c2': .1,
'w_t2': .5,
'e12': e1,
'e22': e2
}
kwargs_1 = {
'theta_E': theta_E / (1 + 1. / ratio),
'w_c': .5,
'w_t': 1.,
'e1': e1,
'e2': e2
}
kwargs_2 = {
'theta_E': theta_E / (1 + ratio),
'w_c': .1,
'w_t': .5,
'e1': e1,
'e2': e2
}
flux = doublechameleon.function(x=x, y=1., **kwargs_light)
flux1 = chameleon.function(x=x, y=1., **kwargs_1)
flux2 = chameleon.function(x=x, y=1., **kwargs_2)
npt.assert_almost_equal(flux, flux1 + flux2, decimal=8)