def test_starting_out(self):
translator = Translator((100, 100))
self.assertEqual(translator.global_origin_vector, Vector2D([50, 50]))
translator.update(Vector2D([10, 0]), 1)
self.assertEqual(translator.spacing, 10)
self.assertEqual(translator.local_origin_vector, Vector2D([150, 50]))
translator.update(Vector2D([5, 5]), 1)
self.assertEqual(translator.spacing, 10)
self.assertEqual(translator.local_origin_vector, Vector2D([100, 0]))
def test_starting_out(self):
translator = Translator((100, 100))
v1 = Vector2D([1, 1])
self.assertTrue(translator.is_in_range(v1))
translator.update(Vector2D([10, 0]), 1)
self.assertFalse(translator.is_in_range(v1))
translator.update(Vector2D([0, 0]), 1)
v2 = Vector2D([0, 5])
self.assertTrue(translator.is_in_range(v2))
v2.y += 1
self.assertFalse(translator.is_in_range(v2))
def test_starting_out(self):
translator = Translator((100, 100))
translator.update(Vector2D([0, 0]), 0.5)
self.assertEqual(translator.spacing, 5)
self.assertEqual(translator.local_origin_vector,
translator.global_origin_vector)
translator.update(Vector2D([5, 5]), 0.5)
self.assertEqual(translator.spacing, 5)
self.assertEqual(translator.local_origin_vector, Vector2D([75, 25]))
translator.update(Vector2D([5, 5]), 2)
self.assertEqual(translator.spacing, 20)
self.assertEqual(translator.local_origin_vector, Vector2D([150, -50]))