public void AddElementsinQueue()
        {
            Queue queue           = new Queue();
            int   myFirstElement  = 56;
            int   mySecondElement = 30;
            int   myThirdElement  = 70;

            queue.Enqueue(myFirstElement);
            queue.Enqueue(mySecondElement);
            queue.Enqueue(myThirdElement);
            queue.Dequeue();
            bool result = queue.IsEmpty();

            Assert.IsTrue(result);
        }