def test_integerListRemoveIndex_whenIndexIsInvalid_shouldRaise(self):
il = IntegerList(1, 2, 3, 4, 5, 6, 7)
with self.assertRaises(Exception) as context:
il.remove_index(len(il.get_data()))
self.assertIsNotNone(context.exception)
def test_integerListRemoveIndex_whenIndexIsValid_shouldRemoveElementAndReturnIt(self):
il = IntegerList(1, 2, 3, 4, 5, 6, 7)
returned = il.remove_index(3)
self.assertListEqual([1, 2, 3, 5, 6, 7], il.get_data())
self.assertEqual(4, returned)