def test_contains(self): instance = FrontLinkedList() instance.add(12) instance.add(3) instance.add(456) self.assertTrue(instance.contains(3)) self.assertFalse(instance.contains("test"))
def test_pop(self): instance = FrontLinkedList() expected = "popped" instance.add(expected) instance.add(4) instance.add(3) instance.add(2) instance.add(1) result = instance.pop() self.assertFalse(instance.contains("popped")) self.assertEqual(expected, result)