def test_reduced_corner_cases(self, lattice):
# test whether there is always a sym-eq rotation that falls into the FZ
N = np.random.randint(10, 40)
size = np.ones(3) * np.pi**(2. / 3.)
grid = grid_filters.coordinates0_node([N + 1, N + 1, N + 1], size,
-size * .5)
evenly_distributed = Orientation.from_cubochoric(x=grid[:-2, :-2, :-2],
lattice=lattice)
assert evenly_distributed.shape == evenly_distributed.reduced.shape
def test_from_cubochoric(self):
assert np.all(
Orientation.from_cubochoric(x=np.zeros(
3), lattice='triclinic').as_matrix() == np.eye(3))
