def test_index_of(self): instance = FrontLinkedList() instance.add("first") instance.add("middle") instance.add("last") self.assertEqual(2, instance.index_of("first")) self.assertEqual(1, instance.index_of("middle")) self.assertEqual(0, instance.index_of("last"))
def test_index_of(self): instance = FrontLinkedList() instance.add("first") instance.add("middle") instance.add("last") self.assertEqual(2, instance.index_of("first")) self.assertEqual(1, instance.index_of("middle")) self.assertEqual(0, instance.index_of("last")) self.assertEqual(-1, instance.index_of("ghost"))