1 |
|
/* |
2 |
|
* Written by Doug Lea with assistance from members of JCP JSR-166 |
3 |
|
* Expert Group and released to the public domain, as explained at |
4 |
< |
* http://creativecommons.org/licenses/publicdomain |
4 |
> |
* http://creativecommons.org/publicdomain/zero/1.0/ |
5 |
|
* Other contributors include Andrew Wright, Jeffrey Hayes, |
6 |
|
* Pat Fisher, Mike Judd. |
7 |
|
*/ |
49 |
|
* Create a queue of given size containing consecutive |
50 |
|
* Integers 0 ... n. |
51 |
|
*/ |
52 |
< |
private PriorityBlockingQueue populatedQueue(int n) { |
53 |
< |
PriorityBlockingQueue q = new PriorityBlockingQueue(n); |
52 |
> |
private PriorityBlockingQueue<Integer> populatedQueue(int n) { |
53 |
> |
PriorityBlockingQueue<Integer> q = |
54 |
> |
new PriorityBlockingQueue<Integer>(n); |
55 |
|
assertTrue(q.isEmpty()); |
56 |
|
for (int i = n-1; i >= 0; i-=2) |
57 |
|
assertTrue(q.offer(new Integer(i))); |
427 |
|
* returning timeout status |
428 |
|
*/ |
429 |
|
public void testInterruptedTimedPoll() throws InterruptedException { |
430 |
< |
Thread t = new Thread(new CheckedRunnable() { |
430 |
> |
final BlockingQueue<Integer> q = populatedQueue(SIZE); |
431 |
> |
final CountDownLatch aboutToWait = new CountDownLatch(1); |
432 |
> |
Thread t = newStartedThread(new CheckedRunnable() { |
433 |
|
public void realRun() throws InterruptedException { |
431 |
– |
PriorityBlockingQueue q = populatedQueue(SIZE); |
434 |
|
for (int i = 0; i < SIZE; ++i) { |
435 |
< |
assertEquals(i, q.poll(SHORT_DELAY_MS, MILLISECONDS)); |
435 |
> |
long t0 = System.nanoTime(); |
436 |
> |
assertEquals(i, (int) q.poll(LONG_DELAY_MS, MILLISECONDS)); |
437 |
> |
assertTrue(millisElapsedSince(t0) < SMALL_DELAY_MS); |
438 |
|
} |
439 |
+ |
long t0 = System.nanoTime(); |
440 |
+ |
aboutToWait.countDown(); |
441 |
|
try { |
442 |
< |
q.poll(SMALL_DELAY_MS, MILLISECONDS); |
442 |
> |
q.poll(MEDIUM_DELAY_MS, MILLISECONDS); |
443 |
|
shouldThrow(); |
444 |
< |
} catch (InterruptedException success) {} |
444 |
> |
} catch (InterruptedException success) { |
445 |
> |
assertTrue(millisElapsedSince(t0) < MEDIUM_DELAY_MS); |
446 |
> |
} |
447 |
|
}}); |
448 |
|
|
449 |
< |
t.start(); |
450 |
< |
Thread.sleep(SHORT_DELAY_MS); |
449 |
> |
aboutToWait.await(); |
450 |
> |
waitForThreadToEnterWaitState(t, SMALL_DELAY_MS); |
451 |
|
t.interrupt(); |
452 |
< |
t.join(); |
452 |
> |
awaitTermination(t, MEDIUM_DELAY_MS); |
453 |
|
} |
454 |
|
|
455 |
|
/** |
501 |
|
public void testRemoveElement() { |
502 |
|
PriorityBlockingQueue q = populatedQueue(SIZE); |
503 |
|
for (int i = 1; i < SIZE; i+=2) { |
504 |
< |
assertTrue(q.remove(new Integer(i))); |
504 |
> |
assertTrue(q.contains(i)); |
505 |
> |
assertTrue(q.remove(i)); |
506 |
> |
assertFalse(q.contains(i)); |
507 |
> |
assertTrue(q.contains(i-1)); |
508 |
|
} |
509 |
|
for (int i = 0; i < SIZE; i+=2) { |
510 |
< |
assertTrue(q.remove(new Integer(i))); |
511 |
< |
assertFalse(q.remove(new Integer(i+1))); |
510 |
> |
assertTrue(q.contains(i)); |
511 |
> |
assertTrue(q.remove(i)); |
512 |
> |
assertFalse(q.contains(i)); |
513 |
> |
assertFalse(q.remove(i+1)); |
514 |
> |
assertFalse(q.contains(i+1)); |
515 |
|
} |
516 |
|
assertTrue(q.isEmpty()); |
517 |
|
} |
600 |
|
Object[] o = q.toArray(); |
601 |
|
Arrays.sort(o); |
602 |
|
for (int i = 0; i < o.length; i++) |
603 |
< |
assertEquals(o[i], q.take()); |
603 |
> |
assertSame(o[i], q.take()); |
604 |
|
} |
605 |
|
|
606 |
|
/** |
607 |
|
* toArray(a) contains all elements |
608 |
|
*/ |
609 |
|
public void testToArray2() throws InterruptedException { |
610 |
< |
PriorityBlockingQueue q = populatedQueue(SIZE); |
610 |
> |
PriorityBlockingQueue<Integer> q = populatedQueue(SIZE); |
611 |
|
Integer[] ints = new Integer[SIZE]; |
612 |
< |
ints = (Integer[])q.toArray(ints); |
612 |
> |
Integer[] array = q.toArray(ints); |
613 |
> |
assertSame(ints, array); |
614 |
|
Arrays.sort(ints); |
615 |
|
for (int i = 0; i < ints.length; i++) |
616 |
< |
assertEquals(ints[i], q.take()); |
616 |
> |
assertSame(ints[i], q.take()); |
617 |
|
} |
618 |
|
|
619 |
|
/** |
620 |
< |
* toArray(null) throws NPE |
620 |
> |
* toArray(null) throws NullPointerException |
621 |
|
*/ |
622 |
< |
public void testToArray_BadArg() { |
622 |
> |
public void testToArray_NullArg() { |
623 |
|
PriorityBlockingQueue q = populatedQueue(SIZE); |
624 |
|
try { |
625 |
< |
Object o[] = q.toArray(null); |
625 |
> |
q.toArray(null); |
626 |
|
shouldThrow(); |
627 |
|
} catch (NullPointerException success) {} |
628 |
|
} |
629 |
|
|
630 |
|
/** |
631 |
< |
* toArray with incompatible array type throws CCE |
631 |
> |
* toArray(incompatible array type) throws ArrayStoreException |
632 |
|
*/ |
633 |
|
public void testToArray1_BadArg() { |
634 |
|
PriorityBlockingQueue q = populatedQueue(SIZE); |
635 |
|
try { |
636 |
< |
Object o[] = q.toArray(new String[10]); |
636 |
> |
q.toArray(new String[10]); |
637 |
|
shouldThrow(); |
638 |
|
} catch (ArrayStoreException success) {} |
639 |
|
} |