expect(priorityQueue.size).toBe(1)
expect(priorityQueue.maxSize).toBe(1)
expect(rtSize).toBe(priorityQueue.size)
expect(priorityQueue.nodeArray).toStrictEqual([{ data: 1, priority: 0 }])
rtSize = priorityQueue.enqueue(2)
expect(priorityQueue.size).toBe(1)
expect(priorityQueue.maxSize).toBe(1)
expect(rtSize).toBe(priorityQueue.size)
expect(priorityQueue.nodeArray).toStrictEqual([{ data: 1, priority: 0 }])
rtSize = priorityQueue.enqueue(2)