def test_search_forward(self): lst = OrderedList() self.assertFalse(lst.search_forward(10)) lst.head = Node(2, Node(5, Node(10, None))) lst.tail = Node(10) lst.num_items = 3 self.assertTrue(lst.search_forward(10))
def test_search_backward(self): lst = OrderedList() self.assertFalse(lst.search_backward(10)) lst.tail = Node(10, None, Node(5, None, Node(3))) lst.num_items = 3 self.assertTrue(lst.search_backward(5))