def test_group_type_error(self):
with pytest.raises(Exception) as exc:
Group([1, 2, 3])
assert "Data must be Fol, Lin or Vec3 type." == str(exc.exception)
def test_group_heterogenous_error(self):
with pytest.raises(Exception) as exc:
Group([Fol(10, 10), Lin(20, 20)])
assert "All data in group must be of same type." == str(
exc.exception)
def test_ortensor_uniform():
f = Fol.rand()
assert np.allclose(
Ortensor.from_group(Group([f.V, f.rake(-45),
f.rake(45)]))._evals,
np.ones(3) / 3)
