def test_queue_init(self):
que = Queue()
self.assertEqual(que.size(), 0)
self.assertEqual(que.is_empty(), True)
with self.assertRaises(IndexError):
que.pop()
with self.assertRaises(IndexError):
que.peek()
def test_queue_pop(self):
que = Queue()
random_values = get_random_values()
for v in random_values:
que.push(v)
for v in random_values:
que.pop()
self.assertEqual(que.is_empty(), True)
with self.assertRaises(IndexError):
que.pop()
with self.assertRaises(IndexError):
que.peek()
def test_queue_peek(self):
que = Queue()
random_values = get_random_values()
for v in random_values:
que.push(v)
for v in random_values:
self.assertEqual(que.peek(), v)
que.pop()
def test_queue_push(self):
que = Queue()
random_values = get_random_values()
for v in random_values:
que.push(v)
self.assertEqual(que.is_empty(), False)
self.assertEqual(que.peek(), v)
self.assertEqual(que.pop(), v)
def test_queue_reverse(self):
que = Queue()
random_values = get_random_values()
for v in random_values:
que.push(v)
que.reverse()
for v in random_values[::-1]:
self.assertEqual(que.peek(), v)
que.pop()
