QueueTest.java

   1 import org.diracvideo.Schroedinger.*;
   2 import java.awt.Image;
   3
   4
   5 public class QueueTest {
   6     public static void main(String args[]) {
   7         explicitRemoveTest();
   8         popTest();
   9         implicitRemoveTest();
  10         System.out.println("Queue implementation OK");
  11     }
  12
  13     private static void explicitRemoveTest() {
  14         Queue queue = new Queue(5);
  15         for(int i = 0; i < 2000; i++) {
  16             Picture pic = new Picture(i);
  17             queue.add(pic);
  18             if(i > 3) {
  19                 if(queue.get(i - 4) == null) {
  20                     throw new Error("Queue implementaion error");
  21                 }
  22                 queue.remove(i - 4);
  23                 if(queue.get(i - 4) != null) {
  24                     throw new Error("Queue implementation error");
  25                 }
  26             }
  27         }
  28     }
  29
  30     private static void popTest() {
  31         Queue queue = new Queue(5);
  32         for(int i = 0; i < 2000; i++) {
  33             Picture pic = new Picture(i);
  34             queue.add(pic);
  35             if(queue.full()) {
  36                 for(int j = i - 4; j <= i; j++)
  37                     if(j != queue.pop().num)
  38                         throw new Error("Queue implementation error");
  39             }
  40         }
  41     }
  42
  43     private static void implicitRemoveTest() {
  44         Queue queue = new Queue(5);
  45         for(int i = 0; i < 2000; i++) {
  46             Picture pic = new Picture(i);
  47             queue.add(pic);
  48             if(i > 4) {
  49                 if(queue.get(i - 4) == null)
  50                     throw new Error("Queue implementation error");
  51                 if(queue.get(i - 5) != null)
  52                     throw new Error("Queue implementation error");
  53             }
  54         }
  55     }
  56 }