def test_set_using_another_quaternion(self):
q = ik.Quat()
q.set(ik.Quat(4, 5, 6, 7))
self.assertEqual(q.w, 4.0)
self.assertEqual(q.x, 5.0)
self.assertEqual(q.y, 6.0)
self.assertEqual(q.z, 7.0)
def test_set_using_tuple(self):
q = ik.Quat()
q.set((4, 5, 6, 7))
self.assertEqual(q.w, 4.0)
self.assertEqual(q.x, 5.0)
self.assertEqual(q.y, 6.0)
self.assertEqual(q.z, 7.0)
def test_set_identity(self):
q = ik.Quat(1, 2, 3, 4)
q.set_identity()
self.assertEqual(q.w, 1.0)
self.assertEqual(q.x, 0.0)
self.assertEqual(q.y, 0.0)
self.assertEqual(q.z, 0.0)
def test_default_construct(self):
q = ik.Quat()
self.assertEqual(q.w, 1.0)
self.assertEqual(q.x, 0.0)
self.assertEqual(q.y, 0.0)
self.assertEqual(q.z, 0.0)
def test_construct_with_invalid_types(self):
with self.assertRaises(TypeError):
q = ik.Quat("haha", "b", "c", "d")
def test_construct_with_four_values(self):
q = ik.Quat(1, 2, 3, 4)
self.assertEqual(q.w, 1.0)
self.assertEqual(q.x, 2.0)
self.assertEqual(q.y, 3.0)
self.assertEqual(q.z, 4.0)
def test_construct_with_two_values(self):
with self.assertRaises(TypeError):
q = ik.Quat(1, 2)