public void PriorotyQueue_HeapDoublesInSize()
        {
            MaxHeapPriorityQueue pq = new MaxHeapPriorityQueue();

            for (int i = 0; i < 11; i++)
            {
                pq.Enqueue(10, i);
            }

            Assert.AreEqual(20, pq.GetHeapSize());
        }