def test_Debye_number():
r"""Test the Debye_number function in parameters.py."""
assert Debye_number(T_e, n_e).unit.is_equivalent(u.dimensionless_unscaled)
T_e_eV = T_e.to(u.eV, equivalencies=u.temperature_energy())
assert np.isclose(
Debye_number(T_e, n_e).value,
Debye_number(T_e_eV, n_e).value)
assert np.isclose(
Debye_number(1 * u.eV, 1 * u.cm**-3).value, 1720862385.43342)
with pytest.warns(u.UnitsWarning):
Debye_number(T_e, 4)
with pytest.raises(ValueError):
Debye_number(None, n_e)
with pytest.raises(u.UnitTypeError):
Debye_number(5 * u.m, 5 * u.m**-3)
with pytest.raises(u.UnitTypeError):
Debye_number(5 * u.K, 5 * u.m**3)
with pytest.raises(ValueError):
Debye_number(5j * u.K, 5 * u.cm**-3)
Tarr2 = np.array([1, 2]) * u.K
narr3 = np.array([1, 2, 3]) * u.m**-3
with pytest.raises(ValueError):
Debye_number(Tarr2, narr3)
with pytest.warns(u.UnitsWarning):
assert Debye_number(1.1, 1.1) == Debye_number(1.1 * u.K, 1.1 * u.m**-3)
with pytest.warns(u.UnitsWarning):
assert Debye_number(1.1 * u.K, 1.1) == Debye_number(1.1, 1.1 * u.m**-3)
assert_can_handle_nparray(Debye_number)
def time_Debye_number(self):
Debye_number(5e6 * u.K, 5e9 * u.cm**-3)