Example #1
0
 // test completion & callback
 public void testDone() throws Exception {
   HashQueue q = new HashQueue();
   final List cookieList = new LinkedList();
   final List eList = new LinkedList();
   HashService.Callback cb =
       new HashService.Callback() {
         public void hashingFinished(
             CachedUrlSet urlset,
             long timeUsed,
             Object cookie,
             CachedUrlSetHasher hasher,
             Exception e) {
           cookieList.add(cookie);
           eList.add(e);
         }
       };
   HashQueue.Request r1, r2, r3, r4, r5;
   r1 = req(2000, 0, 100, cb);
   r2 = req(10000, 0, 200, cb);
   r3 = req(20000, 0, 0, cb);
   r4 = req(50000, 0, 1, cb);
   assertTrue(q.insert(r1));
   assertTrue(q.insert(r2));
   assertTrue(q.insert(r4));
   assertEquals(0, cookieList.size());
   q.removeCompleted();
   assertEquals(0, cookieList.size());
   // make r1 timeout
   r1.deadline.expire();
   q.removeCompleted();
   List exp = ListUtil.list(r1);
   assertEquals(exp, cookieList);
   assertEquals(exp, q.getCompletedSnapshot());
   // make r2 timeout
   TimeBase.step(11000);
   // r3 is finished
   assertTrue(q.insert(r3));
   Exception r4e = new Exception();
   // make r4 error
   r4.e = r4e;
   q.removeCompleted();
   // check that they all finished, and in the right order
   Object exp2[] = {r1, r2, r3, r4};
   assertIsomorphic(exp2, cookieList);
   assertIsomorphic(exp2, q.getCompletedSnapshot());
   // check their exceptions
   assertTrue(eList.get(0) instanceof HashService.Timeout);
   assertTrue(eList.get(1) instanceof HashService.Timeout);
   assertSame(null, eList.get(2));
   assertSame(r4e, eList.get(3));
 }