~~~
import java.util.Random;
public class Test {
//測試用q運行opCount個enqueue和dequeue操作所需要的時間,單位秒
private static double testQueue(Queue<Integer> q, int opCount) {
long startTime = System.nanoTime();
Random random = new Random();
for (int i= 0; i<opCount; i++) {
q.enqueue(random.nextInt(Integer.MAX_VALUE));
}
for (int i=0; i<opCount; i++) {
q.dequeue();
}
long endTime = System.nanoTime();
return (endTime - startTime) / 1000000000.0;
}
public static void main(String[] args) {
int opCount = 100000;
//測試數組隊列
ArrayQueue<Integer> arrayQueue = new ArrayQueue<Integer>();
double time1 = testQueue(arrayQueue, opCount);
System.out.println("ArrayQueue, time: " + time1 + " s");
//測試循環隊列
LoopQueue<Integer> loopQueue = new LoopQueue<Integer>();
double time2 = testQueue(loopQueue, opCount);
System.out.println("LoopQueue, time: " + time2 + " s");
}
}
~~~
