def test_ease_tween_length_1(self):
tween = Tween(3)
tween.ease(9, 1, test_linear())
self.assertEqual(len(tween), 1)
expected = [9]
for i, v in enumerate(tween):
self.assertAlmostEqual(v, expected[i])
self.assertEqual(i, 0)
def test_ease_tween(self):
tween = Tween(3)
tween.ease(9, 10, test_linear())
self.assertEqual(len(tween), 10)
expected = [3.6, 4.2, 4.8, 5.4, 6.0, 6.6, 7.2, 7.8, 8.4, 9]
for i, v in enumerate(tween):
self.assertAlmostEqual(v, expected[i])
self.assertEqual(i, 9)
def test_ease_tweenvector_length_1(self):
tween = TweenVector((0, 0, 0))
tween.ease((5, 10, 15), 1, test_linear())
self.assertEqual(len(tween), 1)
expected = [[5, 10, 15]]
for i, v in enumerate(tween):
self.assertAlmostEqual(v, expected[i])
self.assertEqual(i, 0)
def test_ease_tweenvector(self):
tween = TweenVector((0, 0, 0))
tween.ease((5, 10, 15), 5, test_linear())
self.assertEqual(len(tween), 5)
expected = [[1, 2, 3], [2, 4, 6], [3, 6, 9], [4, 8, 12], [5, 10, 15]]
for i, v in enumerate(tween):
self.assertAlmostEqual(v, expected[i])
self.assertEqual(i, 4)
def test_ease_tween_length_0(self):
tween = Tween(3)
tween.ease(9, 0, test_linear())
self.assertEqual(len(tween), 0)
def test_ease_tweenvector_length_0(self):
tween = TweenVector((0, 0, 0))
tween.ease((5, 10, 15), 0, test_linear())
self.assertEqual(len(tween), 0)