def setUp(self):
self.linked_list = LinkedList()
third_node = LinkedListNode(None, 3)
second_node = LinkedListNode(third_node, 2)
first_node = LinkedListNode(second_node, 1)
self.linked_list = LinkedList()
self.linked_list.head = first_node
def test_remove_first(self):
last_node = LinkedListNode(None, 4)
self.linked_list.head.next_node = LinkedListNode(last_node, 3)
self.linked_list.remove_first()
self.assertEqual(self.linked_list.head.value, 3)
self.assertEqual(self.linked_list.head.next_node.value, 4)
self.assertEqual(self.linked_list.head.next_node.next_node, None)
def setUp(self):
self.linked_list = LinkedList()
self.linked_list.head = LinkedListNode(None, 2)
def setUp(self):
self.linked_list_node = LinkedListNode(None, 2)
def test_str(self):
self.linked_list.head = LinkedListNode(None, 2)
self.assertEqual(str(self.linked_list), "2")
def test_repr(self):
self.linked_list.head = LinkedListNode(None, 2)
self.assertEqual(
repr(self.linked_list),
"LinkedList(head=2)",
)