def test_validdata(self):
ll = LinkedList(5)
ll.append_node(6)
ll.append_node(10)
ll.append_node(20)
result_ll = ll.get_linkedlist()
actual_list = [5,6,10,20]
self.assertEqual(result_ll,actual_list)
def test_delete_node(self):
ll = LinkedList(5)
ll.append_node(6)
ll.append_node(10)
ll.append_node(20)
ll.delete_node(6)
result_ll = ll.get_linkedlist()
actual_list = [5,10,20]
self.assertEqual(result_ll,actual_list)
def test_insert_node_in_the_begining(self):
ll = LinkedList(5)
ll.append_node(6)
ll.append_node(10)
ll.append_node(20)
ll.insert_node_in_the_begining(7)
result_ll = ll.get_linkedlist()
actual_list = [7,5,6,10,20]
self.assertEqual(result_ll,actual_list)