def test_energy_window_4(simple_eigenvals): # pylint: disable=redefined-outer-name
assert np.isclose(
diff.calculate(
*simple_eigenvals,
symmetric_eigenval_weights=False,
weight_eigenval=diff.energy_window(2.9, 4.1)
), 1 / 2
)
def test_energy_window_3(simple_eigenvals): # pylint: disable=redefined-outer-name
assert np.isclose(
diff.calculate(*simple_eigenvals,
weight_eigenval=diff.energy_window(2.9, 4.1)), 1 / 3)
def test_nonzero_diff(simple_eigenvals): # pylint: disable=redefined-outer-name
assert np.isclose(diff.calculate(*simple_eigenvals), 1 / 4)
def test_zero_diff(sample):
eigenvals = bi.io.load(sample('silicon_bands.hdf5'))
assert np.isclose(diff.calculate(eigenvals, eigenvals), 0)