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test_queue_list.py
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/
test_queue_list.py
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import unittest
class TestQueue(unittest.TestCase):
# TODO: It would be better if we had unit tests for each
# method in addition to the following end-to-end test
def test_end_to_end(self):
print('Test: Dequeue an empty queue')
queue = Queue()
self.assertEqual(queue.dequeue(), None)
print('Test: Enqueue to an empty queue')
queue.enqueue(1)
print('Test: Dequeue a queue with one element')
self.assertEqual(queue.dequeue(), 1)
print('Test: Enqueue to a non-empty queue')
queue.enqueue(2)
queue.enqueue(3)
queue.enqueue(4)
print('Test: Dequeue a queue with more than one element')
self.assertEqual(queue.dequeue(), 2)
self.assertEqual(queue.dequeue(), 3)
self.assertEqual(queue.dequeue(), 4)
print('Success: test_end_to_end')
def main():
test = TestQueue()
test.test_end_to_end()
if __name__ == '__main__':
main()