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root/jsr166/jsr166/src/test/tck/DelayQueueTest.java
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Comparing jsr166/src/test/tck/DelayQueueTest.java (file contents):
Revision 1.33 by jsr166, Thu Sep 16 00:52:49 2010 UTC vs.
Revision 1.43 by jsr166, Wed Nov 3 16:46:34 2010 UTC

# Line 391 | Line 391 | public class DelayQueueTest extends JSR1
391      /**
392       * take blocks interruptibly when empty
393       */
394 <    public void testTakeFromEmpty() throws InterruptedException {
395 <        final DelayQueue q = new DelayQueue();
396 <        Thread t = new ThreadShouldThrow(InterruptedException.class) {
397 <            public void realRun() throws InterruptedException {
398 <                q.take();
399 <            }};
400 <
401 <        t.start();
394 >    public void testTakeFromEmptyBlocksInterruptibly()
395 >            throws InterruptedException {
396 >        final BlockingQueue q = new DelayQueue();
397 >        final CountDownLatch threadStarted = new CountDownLatch(1);
398 >        Thread t = newStartedThread(new CheckedRunnable() {
399 >            public void realRun() {
400 >                long t0 = System.nanoTime();
401 >                threadStarted.countDown();
402 >                try {
403 >                    q.take();
404 >                    shouldThrow();
405 >                } catch (InterruptedException expected) {}
406 >                assertTrue(millisElapsedSince(t0) >= SHORT_DELAY_MS);
407 >            }});
408 >        threadStarted.await();
409          Thread.sleep(SHORT_DELAY_MS);
410 +        assertTrue(t.isAlive());
411          t.interrupt();
412 <        t.join();
412 >        awaitTermination(t, MEDIUM_DELAY_MS);
413 >        assertFalse(t.isAlive());
414      }
415  
416      /**
# Line 439 | Line 448 | public class DelayQueueTest extends JSR1
448      }
449  
450      /**
451 <     * timed pool with zero timeout succeeds when non-empty, else times out
451 >     * timed poll with zero timeout succeeds when non-empty, else times out
452       */
453      public void testTimedPoll0() throws InterruptedException {
454          DelayQueue q = populatedQueue(SIZE);
# Line 450 | Line 459 | public class DelayQueueTest extends JSR1
459      }
460  
461      /**
462 <     * timed pool with nonzero timeout succeeds when non-empty, else times out
462 >     * timed poll with nonzero timeout succeeds when non-empty, else times out
463       */
464      public void testTimedPoll() throws InterruptedException {
465          DelayQueue q = populatedQueue(SIZE);
# Line 484 | Line 493 | public class DelayQueueTest extends JSR1
493      }
494  
495      /**
496 <     *  timed poll before a delayed offer fails; after offer succeeds;
497 <     *  on interruption throws
496 >     * timed poll before a delayed offer fails; after offer succeeds;
497 >     * on interruption throws
498       */
499      public void testTimedPollWithOffer() throws InterruptedException {
500          final DelayQueue q = new DelayQueue();
501          final PDelay pdelay = new PDelay(0);
502 +        final CheckedBarrier barrier = new CheckedBarrier(2);
503          Thread t = new Thread(new CheckedRunnable() {
504              public void realRun() throws InterruptedException {
505                  assertNull(q.poll(SHORT_DELAY_MS, MILLISECONDS));
506 <                assertSame(pdelay, q.poll(LONG_DELAY_MS, MILLISECONDS));
506 >
507 >                barrier.await();
508 >                assertSame(pdelay, q.poll(MEDIUM_DELAY_MS, MILLISECONDS));
509 >
510 >                Thread.currentThread().interrupt();
511                  try {
512 <                    q.poll(LONG_DELAY_MS, MILLISECONDS);
512 >                    q.poll(SHORT_DELAY_MS, MILLISECONDS);
513 >                    shouldThrow();
514 >                } catch (InterruptedException success) {}
515 >
516 >                barrier.await();
517 >                try {
518 >                    q.poll(MEDIUM_DELAY_MS, MILLISECONDS);
519                      shouldThrow();
520                  } catch (InterruptedException success) {}
521              }});
522  
523          t.start();
524 <        Thread.sleep(SMALL_DELAY_MS);
524 >        barrier.await();
525          assertTrue(q.offer(pdelay, SHORT_DELAY_MS, MILLISECONDS));
526 +        barrier.await();
527 +        sleep(SHORT_DELAY_MS);
528          t.interrupt();
529          t.join();
530      }
# Line 671 | Line 693 | public class DelayQueueTest extends JSR1
693  
694  
695      /**
696 <     * toArray(null) throws NPE
696 >     * toArray(null) throws NullPointerException
697       */
698 <    public void testToArray_BadArg() {
698 >    public void testToArray_NullArg() {
699          DelayQueue q = populatedQueue(SIZE);
700          try {
701 <            Object o[] = q.toArray(null);
701 >            q.toArray(null);
702              shouldThrow();
703          } catch (NullPointerException success) {}
704      }
705  
706      /**
707 <     * toArray with incompatible array type throws CCE
707 >     * toArray(incompatible array type) throws ArrayStoreException
708       */
709      public void testToArray1_BadArg() {
710          DelayQueue q = populatedQueue(SIZE);
711          try {
712 <            Object o[] = q.toArray(new String[10]);
712 >            q.toArray(new String[10]);
713              shouldThrow();
714          } catch (ArrayStoreException success) {}
715      }
# Line 762 | Line 784 | public class DelayQueueTest extends JSR1
784       * Delayed actions do not occur until their delay elapses
785       */
786      public void testDelay() throws InterruptedException {
787 <        DelayQueue q = new DelayQueue();
788 <        NanoDelay[] elements = new NanoDelay[SIZE];
789 <        for (int i = 0; i < SIZE; ++i) {
768 <            elements[i] = new NanoDelay(1000000000L + 1000000L * (SIZE - i));
769 <        }
770 <        for (int i = 0; i < SIZE; ++i) {
771 <            q.add(elements[i]);
772 <        }
787 >        DelayQueue<NanoDelay> q = new DelayQueue<NanoDelay>();
788 >        for (int i = 0; i < SIZE; ++i)
789 >            q.add(new NanoDelay(1000000L * (SIZE - i)));
790  
791          long last = 0;
792          for (int i = 0; i < SIZE; ++i) {
793 <            NanoDelay e = (NanoDelay)(q.take());
793 >            NanoDelay e = q.take();
794              long tt = e.getTriggerTime();
795 <            assertTrue(tt <= System.nanoTime());
795 >            assertTrue(System.nanoTime() - tt >= 0);
796              if (i != 0)
797                  assertTrue(tt >= last);
798              last = tt;
799          }
800 +        assertTrue(q.isEmpty());
801      }
802  
803      /**
# Line 901 | Line 919 | public class DelayQueueTest extends JSR1
919      }
920  
921      /**
922 <     * drainTo(c, n) empties first max {n, size} elements of queue into c
922 >     * drainTo(c, n) empties first min(n, size) elements of queue into c
923       */
924      public void testDrainToN() {
925          for (int i = 0; i < SIZE + 2; ++i) {
926              DelayQueue q = populatedQueue(SIZE);
927              ArrayList l = new ArrayList();
928              q.drainTo(l, i);
929 <            int k = (i < SIZE)? i : SIZE;
929 >            int k = (i < SIZE) ? i : SIZE;
930              assertEquals(q.size(), SIZE-k);
931              assertEquals(l.size(), k);
932          }

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