def test_normalize_vector4(self):
v = np.array([2., -2., 0.])
e = np.array([0.70710678, -0.70710678, 0.])
n = normalize_vector(v)
assert np.allclose(n, e)
def test_normalize_vector4(self):
v = np.array([2., -2., 0.])
e = np.array([0.70710678, -0.70710678, 0.])
n = normalize_vector(v)
assert np.allclose(n, e)
def test_normalize_vector3(self):
v = np.array([0., 0., 0.])
e = np.array([0., 0., 0.])
n = normalize_vector(v)
assert np.allclose(n, e)
def test_normalize_vector3(self):
v = np.array([0., 0., 0.])
e = np.array([0., 0., 0.])
n = normalize_vector(v)
assert np.allclose(n, e)
