def test_size(self):
'''
test size of queue
'''
self.bq = boundedqueue.BoundedQueue(0)
self.assertEqual(self.bq.size(), 0)
self.bq2 = boundedqueue.BoundedQueue(5)
for i in range(5):
self.bq2.enqueue(i)
self.assertEqual(self.bq2.size(), 5)
def test_is_empty(self):
'''
test is_empty function
'''
self.bq = boundedqueue.BoundedQueue(1)
self.assertTrue(self.bq.is_empty())
self.bq.enqueue(0)
self.assertFalse(self.bq.is_empty())
def test_enqueue_dequeue_2(self):
'''
test enqueue for exceed capacity
'''
self.bq = boundedqueue.BoundedQueue(1)
self.bq.enqueue(0)
self.bq.enqueue(1)
self.assertEqual(self.bq.dequeue(), 0)
def test_long_queue(self):
'''
test a queue with lenth of 100
'''
self.bq = boundedqueue.BoundedQueue(100)
for i in range(100):
self.bq.enqueue(i)
self.assertEqual(self.bq.size(), 100)
for ii in range(100):
self.assertEqual(self.bq.dequeue(), ii)
def test_iter_unusual_case(self):
'''
test for iter exceed queue's capacity
'''
self.bq = boundedqueue.BoundedQueue(3, [0, 1, 2, 3, 4, 5])
self.assertEqual(self.bq.size(), 3)
self.assertFalse(self.bq.is_empty())
self.assertEqual(self.bq.dequeue(), 0)
self.assertEqual(self.bq.dequeue(), 1)
self.assertEqual(self.bq.dequeue(), 2)
def test_enqueue_dequeue_1(self):
'''
test for enqueue dequeue with a lenth of 5
'''
self.bq = boundedqueue.BoundedQueue(5)
for i in range(5):
self.bq.enqueue(i)
self.assertEqual(self.bq.dequeue(), 0)
self.assertEqual(self.bq.dequeue(), 1)
self.assertEqual(self.bq.dequeue(), 2)
self.assertEqual(self.bq.dequeue(), 3)
self.assertEqual(self.bq.dequeue(), 4)
def test_init_with_iter(self):
'''
test for inititial queue with iter type
'''
self.bq = boundedqueue.BoundedQueue(5, [0, 1, 2, 3, 4, 5])
self.assertEqual(self.bq.size(), 5)
self.assertFalse(self.bq.is_empty())
self.assertEqual(self.bq.dequeue(), 0)
self.assertEqual(self.bq.dequeue(), 1)
self.assertEqual(self.bq.dequeue(), 2)
self.assertEqual(self.bq.dequeue(), 3)
self.assertEqual(self.bq.dequeue(), 4)