def testLLQueueTest(self):
queue = QueueLL()
self.assertEqual(queue.size(), 0)
self.assertTrue(queue.is_empty())
self.assertEqual(queue.dequeue(), None)
queue.enqueue("First")
queue.enqueue(2)
queue.enqueue("Third")
self.assertEqual(queue.size(), 3)
self.assertFalse(queue.is_empty())
self.assertEqual(queue.dequeue(), "First")
self.assertEqual(queue.dequeue(), 2)
self.assertEqual(queue.dequeue(), "Third")
self.assertEqual(queue.dequeue(), None)
queue.enqueue("Fourth")
self.assertEqual(queue.dequeue(), "Fourth")
queue.enqueue("Uno")
queue.enqueue("Dos")
queue.clear()
self.assertEqual(queue.is_empty(), True)
def testLLQueueTest(self):
queue = QueueLL()
self.assertEqual(queue.size(),0)
self.assertTrue(queue.is_empty())
self.assertEqual(queue.dequeue(), None)
queue.enqueue("First")
queue.enqueue(2)
queue.enqueue("Third")
self.assertEqual(queue.size(),3)
self.assertFalse(queue.is_empty())
self.assertEqual(queue.dequeue(), "First")
self.assertEqual(queue.dequeue(), 2)
self.assertEqual(queue.dequeue(), "Third")
self.assertEqual(queue.dequeue(), None)
queue.enqueue("Fourth")
self.assertEqual(queue.dequeue(), "Fourth")
queue.enqueue("Uno")
queue.enqueue("Dos")
queue.clear()
self.assertEqual(queue.is_empty(), True)
