def test_magnitude_of_normalized_vector(self): v = Vector(1, 2, 3) assert v.normalize().magnitude == 1
def test_normalize(self): v = Vector(4, 0, 0) assert v.normalize() == Vector(1, 0, 0)
def test_normalize2(self): v = Vector(1, 2, 3) assert v.normalize() == Vector(0.26726, 0.53452, 0.80178)