30 lines
806 B
Python
30 lines
806 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.chi
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from pynam.baskets import CalculationParams
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@pytest.fixture
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def chi_zz_e_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.chi.get_chi_zz_e(eps_l)
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@pytest.mark.parametrize("test_input,expected", [
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# z chi_zz_e_lindhard(z)
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(1e-5, 4.0249088868003124e6),
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(1e-6, 4.400474453780887e9),
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(1e-7, 7.768467746685921e12),
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(1e-8, 1.8541895525296864e16),
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])
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def test_chi_zz_e_lindhard(chi_zz_e_lindhard, test_input, expected):
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actual = chi_zz_e_lindhard(test_input)
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np.testing.assert_allclose(
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actual, expected,
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rtol=1e-3, err_msg='chi_zz_e is inaccurate for Lindhard case', verbose=True
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)
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