10 |
|
import junit.framework.*; |
11 |
|
import java.util.*; |
12 |
|
import java.util.concurrent.*; |
13 |
+ |
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
14 |
|
import java.io.*; |
15 |
|
|
16 |
|
public class ArrayBlockingQueueTest extends JSR166TestCase { |
17 |
|
public static void main(String[] args) { |
18 |
< |
junit.textui.TestRunner.run (suite()); |
18 |
> |
junit.textui.TestRunner.run (suite()); |
19 |
|
} |
20 |
|
public static Test suite() { |
21 |
< |
return new TestSuite(ArrayBlockingQueueTest.class); |
21 |
> |
return new TestSuite(ArrayBlockingQueueTest.class); |
22 |
|
} |
23 |
|
|
24 |
|
/** |
28 |
|
private ArrayBlockingQueue populatedQueue(int n) { |
29 |
|
ArrayBlockingQueue q = new ArrayBlockingQueue(n); |
30 |
|
assertTrue(q.isEmpty()); |
31 |
< |
for (int i = 0; i < n; i++) |
32 |
< |
assertTrue(q.offer(new Integer(i))); |
31 |
> |
for (int i = 0; i < n; i++) |
32 |
> |
assertTrue(q.offer(new Integer(i))); |
33 |
|
assertFalse(q.isEmpty()); |
34 |
|
assertEquals(0, q.remainingCapacity()); |
35 |
< |
assertEquals(n, q.size()); |
35 |
> |
assertEquals(n, q.size()); |
36 |
|
return q; |
37 |
|
} |
38 |
|
|
156 |
|
* offer(null) throws NPE |
157 |
|
*/ |
158 |
|
public void testOfferNull() { |
159 |
< |
try { |
159 |
> |
try { |
160 |
|
ArrayBlockingQueue q = new ArrayBlockingQueue(1); |
161 |
|
q.offer(null); |
162 |
|
shouldThrow(); |
167 |
|
* add(null) throws NPE |
168 |
|
*/ |
169 |
|
public void testAddNull() { |
170 |
< |
try { |
170 |
> |
try { |
171 |
|
ArrayBlockingQueue q = new ArrayBlockingQueue(1); |
172 |
|
q.add(null); |
173 |
|
shouldThrow(); |
187 |
|
* add succeeds if not full; throws ISE if full |
188 |
|
*/ |
189 |
|
public void testAdd() { |
190 |
< |
try { |
190 |
> |
try { |
191 |
|
ArrayBlockingQueue q = new ArrayBlockingQueue(SIZE); |
192 |
|
for (int i = 0; i < SIZE; ++i) { |
193 |
|
assertTrue(q.add(new Integer(i))); |
195 |
|
assertEquals(0, q.remainingCapacity()); |
196 |
|
q.add(new Integer(SIZE)); |
197 |
|
} catch (IllegalStateException success) { |
198 |
< |
} |
198 |
> |
} |
199 |
|
} |
200 |
|
|
201 |
|
/** |
286 |
|
* put(null) throws NPE |
287 |
|
*/ |
288 |
|
public void testPutNull() { |
289 |
< |
try { |
289 |
> |
try { |
290 |
|
ArrayBlockingQueue q = new ArrayBlockingQueue(SIZE); |
291 |
|
q.put(null); |
292 |
|
shouldThrow(); |
293 |
|
} |
294 |
|
catch (NullPointerException success) { |
295 |
< |
} |
295 |
> |
} |
296 |
|
catch (InterruptedException ie) { |
297 |
< |
unexpectedException(); |
297 |
> |
unexpectedException(); |
298 |
|
} |
299 |
|
} |
300 |
|
|
312 |
|
assertEquals(0, q.remainingCapacity()); |
313 |
|
} |
314 |
|
catch (InterruptedException ie) { |
315 |
< |
unexpectedException(); |
315 |
> |
unexpectedException(); |
316 |
|
} |
317 |
|
} |
318 |
|
|
342 |
|
t.join(); |
343 |
|
} |
344 |
|
catch (InterruptedException ie) { |
345 |
< |
unexpectedException(); |
345 |
> |
unexpectedException(); |
346 |
|
} |
347 |
|
} |
348 |
|
|
363 |
|
++added; |
364 |
|
q.put(new Object()); |
365 |
|
++added; |
366 |
< |
threadShouldThrow(); |
366 |
> |
threadShouldThrow(); |
367 |
|
} catch (InterruptedException e) { |
368 |
|
threadAssertTrue(added >= 2); |
369 |
|
} |
390 |
|
try { |
391 |
|
q.put(new Object()); |
392 |
|
q.put(new Object()); |
393 |
< |
threadAssertFalse(q.offer(new Object(), SHORT_DELAY_MS/2, TimeUnit.MILLISECONDS)); |
394 |
< |
q.offer(new Object(), LONG_DELAY_MS, TimeUnit.MILLISECONDS); |
395 |
< |
threadShouldThrow(); |
393 |
> |
threadAssertFalse(q.offer(new Object(), SHORT_DELAY_MS/2, MILLISECONDS)); |
394 |
> |
q.offer(new Object(), LONG_DELAY_MS, MILLISECONDS); |
395 |
> |
threadShouldThrow(); |
396 |
|
} catch (InterruptedException success) {} |
397 |
|
} |
398 |
|
}); |
411 |
|
* take retrieves elements in FIFO order |
412 |
|
*/ |
413 |
|
public void testTake() { |
414 |
< |
try { |
414 |
> |
try { |
415 |
|
ArrayBlockingQueue q = populatedQueue(SIZE); |
416 |
|
for (int i = 0; i < SIZE; ++i) { |
417 |
|
assertEquals(i, ((Integer)q.take()).intValue()); |
418 |
|
} |
419 |
|
} catch (InterruptedException e) { |
420 |
< |
unexpectedException(); |
421 |
< |
} |
420 |
> |
unexpectedException(); |
421 |
> |
} |
422 |
|
} |
423 |
|
|
424 |
|
/** |
430 |
|
public void run() { |
431 |
|
try { |
432 |
|
q.take(); |
433 |
< |
threadShouldThrow(); |
433 |
> |
threadShouldThrow(); |
434 |
|
} catch (InterruptedException success) { } |
435 |
|
} |
436 |
|
}); |
467 |
|
t.join(); |
468 |
|
} |
469 |
|
catch (InterruptedException ie) { |
470 |
< |
unexpectedException(); |
470 |
> |
unexpectedException(); |
471 |
|
} |
472 |
|
} |
473 |
|
|
480 |
|
for (int i = 0; i < SIZE; ++i) { |
481 |
|
assertEquals(i, ((Integer)q.poll()).intValue()); |
482 |
|
} |
483 |
< |
assertNull(q.poll()); |
483 |
> |
assertNull(q.poll()); |
484 |
|
} |
485 |
|
|
486 |
|
/** |
490 |
|
try { |
491 |
|
ArrayBlockingQueue q = populatedQueue(SIZE); |
492 |
|
for (int i = 0; i < SIZE; ++i) { |
493 |
< |
assertEquals(i, ((Integer)q.poll(0, TimeUnit.MILLISECONDS)).intValue()); |
493 |
> |
assertEquals(i, ((Integer)q.poll(0, MILLISECONDS)).intValue()); |
494 |
|
} |
495 |
< |
assertNull(q.poll(0, TimeUnit.MILLISECONDS)); |
495 |
> |
assertNull(q.poll(0, MILLISECONDS)); |
496 |
|
} catch (InterruptedException e) { |
497 |
< |
unexpectedException(); |
498 |
< |
} |
497 |
> |
unexpectedException(); |
498 |
> |
} |
499 |
|
} |
500 |
|
|
501 |
|
/** |
505 |
|
try { |
506 |
|
ArrayBlockingQueue q = populatedQueue(SIZE); |
507 |
|
for (int i = 0; i < SIZE; ++i) { |
508 |
< |
assertEquals(i, ((Integer)q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS)).intValue()); |
508 |
> |
assertEquals(i, ((Integer)q.poll(SHORT_DELAY_MS, MILLISECONDS)).intValue()); |
509 |
|
} |
510 |
< |
assertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS)); |
510 |
> |
assertNull(q.poll(SHORT_DELAY_MS, MILLISECONDS)); |
511 |
|
} catch (InterruptedException e) { |
512 |
< |
unexpectedException(); |
513 |
< |
} |
512 |
> |
unexpectedException(); |
513 |
> |
} |
514 |
|
} |
515 |
|
|
516 |
|
/** |
523 |
|
try { |
524 |
|
ArrayBlockingQueue q = populatedQueue(SIZE); |
525 |
|
for (int i = 0; i < SIZE; ++i) { |
526 |
< |
threadAssertEquals(i, ((Integer)q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS)).intValue()); |
526 |
> |
threadAssertEquals(i, ((Integer)q.poll(SHORT_DELAY_MS, MILLISECONDS)).intValue()); |
527 |
|
} |
528 |
< |
threadAssertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS)); |
528 |
> |
threadAssertNull(q.poll(SHORT_DELAY_MS, MILLISECONDS)); |
529 |
|
} catch (InterruptedException success) { |
530 |
|
} |
531 |
|
}}); |
536 |
|
t.join(); |
537 |
|
} |
538 |
|
catch (InterruptedException ie) { |
539 |
< |
unexpectedException(); |
539 |
> |
unexpectedException(); |
540 |
|
} |
541 |
|
} |
542 |
|
|
549 |
|
Thread t = new Thread(new Runnable() { |
550 |
|
public void run() { |
551 |
|
try { |
552 |
< |
threadAssertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS)); |
553 |
< |
q.poll(LONG_DELAY_MS, TimeUnit.MILLISECONDS); |
554 |
< |
q.poll(LONG_DELAY_MS, TimeUnit.MILLISECONDS); |
555 |
< |
threadShouldThrow(); |
552 |
> |
threadAssertNull(q.poll(SHORT_DELAY_MS, MILLISECONDS)); |
553 |
> |
q.poll(LONG_DELAY_MS, MILLISECONDS); |
554 |
> |
q.poll(LONG_DELAY_MS, MILLISECONDS); |
555 |
> |
threadShouldThrow(); |
556 |
|
} catch (InterruptedException success) { } |
557 |
|
} |
558 |
|
}); |
559 |
|
try { |
560 |
|
t.start(); |
561 |
|
Thread.sleep(SMALL_DELAY_MS); |
562 |
< |
assertTrue(q.offer(zero, SHORT_DELAY_MS, TimeUnit.MILLISECONDS)); |
562 |
> |
assertTrue(q.offer(zero, SHORT_DELAY_MS, MILLISECONDS)); |
563 |
|
t.interrupt(); |
564 |
|
t.join(); |
565 |
|
} catch (Exception e) { |
579 |
|
assertTrue(q.peek() == null || |
580 |
|
i != ((Integer)q.peek()).intValue()); |
581 |
|
} |
582 |
< |
assertNull(q.peek()); |
582 |
> |
assertNull(q.peek()); |
583 |
|
} |
584 |
|
|
585 |
|
/** |
610 |
|
q.remove(); |
611 |
|
shouldThrow(); |
612 |
|
} catch (NoSuchElementException success) { |
613 |
< |
} |
613 |
> |
} |
614 |
|
} |
615 |
|
|
616 |
|
/** |
710 |
|
*/ |
711 |
|
public void testToArray() { |
712 |
|
ArrayBlockingQueue q = populatedQueue(SIZE); |
713 |
< |
Object[] o = q.toArray(); |
714 |
< |
try { |
715 |
< |
for (int i = 0; i < o.length; i++) |
716 |
< |
assertEquals(o[i], q.take()); |
717 |
< |
} catch (InterruptedException e) { |
718 |
< |
unexpectedException(); |
719 |
< |
} |
713 |
> |
Object[] o = q.toArray(); |
714 |
> |
try { |
715 |
> |
for (int i = 0; i < o.length; i++) |
716 |
> |
assertEquals(o[i], q.take()); |
717 |
> |
} catch (InterruptedException e) { |
718 |
> |
unexpectedException(); |
719 |
> |
} |
720 |
|
} |
721 |
|
|
722 |
|
/** |
724 |
|
*/ |
725 |
|
public void testToArray2() { |
726 |
|
ArrayBlockingQueue q = populatedQueue(SIZE); |
727 |
< |
Integer[] ints = new Integer[SIZE]; |
728 |
< |
ints = (Integer[])q.toArray(ints); |
729 |
< |
try { |
730 |
< |
for (int i = 0; i < ints.length; i++) |
731 |
< |
assertEquals(ints[i], q.take()); |
732 |
< |
} catch (InterruptedException e) { |
733 |
< |
unexpectedException(); |
734 |
< |
} |
727 |
> |
Integer[] ints = new Integer[SIZE]; |
728 |
> |
ints = (Integer[])q.toArray(ints); |
729 |
> |
try { |
730 |
> |
for (int i = 0; i < ints.length; i++) |
731 |
> |
assertEquals(ints[i], q.take()); |
732 |
> |
} catch (InterruptedException e) { |
733 |
> |
unexpectedException(); |
734 |
> |
} |
735 |
|
} |
736 |
|
|
737 |
|
/** |
738 |
|
* toArray(null) throws NPE |
739 |
|
*/ |
740 |
|
public void testToArray_BadArg() { |
741 |
< |
try { |
741 |
> |
try { |
742 |
|
ArrayBlockingQueue q = populatedQueue(SIZE); |
743 |
< |
Object o[] = q.toArray(null); |
744 |
< |
shouldThrow(); |
745 |
< |
} catch (NullPointerException success) {} |
743 |
> |
Object o[] = q.toArray(null); |
744 |
> |
shouldThrow(); |
745 |
> |
} catch (NullPointerException success) {} |
746 |
|
} |
747 |
|
|
748 |
|
/** |
749 |
|
* toArray with incompatible array type throws CCE |
750 |
|
*/ |
751 |
|
public void testToArray1_BadArg() { |
752 |
< |
try { |
752 |
> |
try { |
753 |
|
ArrayBlockingQueue q = populatedQueue(SIZE); |
754 |
< |
Object o[] = q.toArray(new String[10] ); |
755 |
< |
shouldThrow(); |
756 |
< |
} catch (ArrayStoreException success) {} |
754 |
> |
Object o[] = q.toArray(new String[10] ); |
755 |
> |
shouldThrow(); |
756 |
> |
} catch (ArrayStoreException success) {} |
757 |
|
} |
758 |
|
|
759 |
|
|
762 |
|
*/ |
763 |
|
public void testIterator() { |
764 |
|
ArrayBlockingQueue q = populatedQueue(SIZE); |
765 |
< |
Iterator it = q.iterator(); |
766 |
< |
try { |
767 |
< |
while (it.hasNext()) { |
768 |
< |
assertEquals(it.next(), q.take()); |
769 |
< |
} |
770 |
< |
} catch (InterruptedException e) { |
771 |
< |
unexpectedException(); |
772 |
< |
} |
765 |
> |
Iterator it = q.iterator(); |
766 |
> |
try { |
767 |
> |
while (it.hasNext()) { |
768 |
> |
assertEquals(it.next(), q.take()); |
769 |
> |
} |
770 |
> |
} catch (InterruptedException e) { |
771 |
> |
unexpectedException(); |
772 |
> |
} |
773 |
|
} |
774 |
|
|
775 |
|
/** |
855 |
|
public void run() { |
856 |
|
threadAssertFalse(q.offer(three)); |
857 |
|
try { |
858 |
< |
threadAssertTrue(q.offer(three, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS)); |
858 |
> |
threadAssertTrue(q.offer(three, MEDIUM_DELAY_MS, MILLISECONDS)); |
859 |
|
threadAssertEquals(0, q.remainingCapacity()); |
860 |
|
} |
861 |
|
catch (InterruptedException e) { |
890 |
|
public void run() { |
891 |
|
threadAssertNull(q.poll()); |
892 |
|
try { |
893 |
< |
threadAssertTrue(null != q.poll(MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS)); |
893 |
> |
threadAssertTrue(null != q.poll(MEDIUM_DELAY_MS, MILLISECONDS)); |
894 |
|
threadAssertTrue(q.isEmpty()); |
895 |
|
} |
896 |
|
catch (InterruptedException e) { |