32 lines
888 B
Python
32 lines
888 B
Python
import numpy as np
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import pytest
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import pynam.dielectric
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import pynam.noise.im_ref
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from pynam.baskets import CalculationParams
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@pytest.fixture
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def im_ref_p_lindhard():
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params = CalculationParams(omega=1e9, v_f=2e6, omega_p=3.544907701811032e15, tau=1e-14)
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eps_l = pynam.dielectric.get_lindhard_dielectric(params)
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return pynam.noise.im_ref.get_im_ref_p(eps_l)
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@pytest.mark.parametrize("test_input,expected", [
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# u im_ref_p_l(u)
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# needs to be close in range around 1/z, so from 1e4 to 1e8
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(1e4, 1.821722334939806e-8),
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(1e5, 1.602855764970752e-8),
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(1e6, 1.704326041013161e-8),
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(1e7, 2.674124312031195e-8),
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(1e8, 7.441319151047531e-8),
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])
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def test_im_ref_p_lindhard(im_ref_p_lindhard, test_input, expected):
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actual = im_ref_p_lindhard(test_input)
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np.testing.assert_allclose(
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actual, expected,
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rtol=1e-4, err_msg='imrp is inaccurate for Lindhard case', verbose=True
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)
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