41 |
|
} |
42 |
|
|
43 |
|
public static Test suite() { |
44 |
+ |
class Implementation implements CollectionImplementation { |
45 |
+ |
public Class<?> klazz() { return LinkedBlockingQueue.class; } |
46 |
+ |
public Collection emptyCollection() { return new LinkedBlockingQueue(); } |
47 |
+ |
public Object makeElement(int i) { return i; } |
48 |
+ |
public boolean isConcurrent() { return true; } |
49 |
+ |
public boolean permitsNulls() { return false; } |
50 |
+ |
} |
51 |
|
return newTestSuite(LinkedBlockingQueueTest.class, |
52 |
|
new Unbounded().testSuite(), |
53 |
< |
new Bounded().testSuite()); |
53 |
> |
new Bounded().testSuite(), |
54 |
> |
CollectionTest.testSuite(new Implementation())); |
55 |
|
} |
56 |
|
|
57 |
|
/** |
58 |
|
* Returns a new queue of given size containing consecutive |
59 |
< |
* Integers 0 ... n. |
59 |
> |
* Integers 0 ... n - 1. |
60 |
|
*/ |
61 |
< |
private LinkedBlockingQueue<Integer> populatedQueue(int n) { |
61 |
> |
private static LinkedBlockingQueue<Integer> populatedQueue(int n) { |
62 |
|
LinkedBlockingQueue<Integer> q = |
63 |
|
new LinkedBlockingQueue<Integer>(n); |
64 |
|
assertTrue(q.isEmpty()); |
67 |
|
assertFalse(q.isEmpty()); |
68 |
|
assertEquals(0, q.remainingCapacity()); |
69 |
|
assertEquals(n, q.size()); |
70 |
+ |
assertEquals((Integer) 0, q.peek()); |
71 |
|
return q; |
72 |
|
} |
73 |
|
|
292 |
|
}}); |
293 |
|
|
294 |
|
await(pleaseInterrupt); |
295 |
< |
assertThreadStaysAlive(t); |
295 |
> |
assertThreadBlocks(t, Thread.State.WAITING); |
296 |
|
t.interrupt(); |
297 |
|
awaitTermination(t); |
298 |
|
assertEquals(SIZE, q.size()); |
327 |
|
assertEquals(0, q.take()); |
328 |
|
|
329 |
|
await(pleaseInterrupt); |
330 |
< |
assertThreadStaysAlive(t); |
330 |
> |
assertThreadBlocks(t, Thread.State.WAITING); |
331 |
|
t.interrupt(); |
332 |
|
awaitTermination(t); |
333 |
|
assertEquals(0, q.remainingCapacity()); |
354 |
|
}}); |
355 |
|
|
356 |
|
await(pleaseInterrupt); |
357 |
< |
assertThreadStaysAlive(t); |
357 |
> |
assertThreadBlocks(t, Thread.State.TIMED_WAITING); |
358 |
|
t.interrupt(); |
359 |
|
awaitTermination(t); |
360 |
|
} |
377 |
|
final CountDownLatch pleaseInterrupt = new CountDownLatch(1); |
378 |
|
Thread t = newStartedThread(new CheckedRunnable() { |
379 |
|
public void realRun() throws InterruptedException { |
380 |
< |
for (int i = 0; i < SIZE; ++i) { |
372 |
< |
assertEquals(i, q.take()); |
373 |
< |
} |
380 |
> |
for (int i = 0; i < SIZE; i++) assertEquals(i, q.take()); |
381 |
|
|
382 |
|
Thread.currentThread().interrupt(); |
383 |
|
try { |
395 |
|
}}); |
396 |
|
|
397 |
|
await(pleaseInterrupt); |
398 |
< |
assertThreadStaysAlive(t); |
398 |
> |
assertThreadBlocks(t, Thread.State.WAITING); |
399 |
|
t.interrupt(); |
400 |
|
awaitTermination(t); |
401 |
|
} |
444 |
|
*/ |
445 |
|
public void testInterruptedTimedPoll() throws InterruptedException { |
446 |
|
final BlockingQueue<Integer> q = populatedQueue(SIZE); |
447 |
< |
final CountDownLatch aboutToWait = new CountDownLatch(1); |
447 |
> |
final CountDownLatch pleaseInterrupt = new CountDownLatch(1); |
448 |
|
Thread t = newStartedThread(new CheckedRunnable() { |
449 |
|
public void realRun() throws InterruptedException { |
450 |
+ |
long startTime = System.nanoTime(); |
451 |
|
for (int i = 0; i < SIZE; ++i) { |
444 |
– |
long t0 = System.nanoTime(); |
452 |
|
assertEquals(i, (int) q.poll(LONG_DELAY_MS, MILLISECONDS)); |
446 |
– |
assertTrue(millisElapsedSince(t0) < SMALL_DELAY_MS); |
453 |
|
} |
454 |
< |
long t0 = System.nanoTime(); |
455 |
< |
aboutToWait.countDown(); |
454 |
> |
|
455 |
> |
pleaseInterrupt.countDown(); |
456 |
|
try { |
457 |
< |
q.poll(MEDIUM_DELAY_MS, MILLISECONDS); |
457 |
> |
q.poll(LONG_DELAY_MS, MILLISECONDS); |
458 |
|
shouldThrow(); |
459 |
< |
} catch (InterruptedException success) { |
460 |
< |
assertTrue(millisElapsedSince(t0) < MEDIUM_DELAY_MS); |
461 |
< |
} |
459 |
> |
} catch (InterruptedException success) {} |
460 |
> |
assertFalse(Thread.interrupted()); |
461 |
> |
|
462 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
463 |
|
}}); |
464 |
|
|
465 |
< |
aboutToWait.await(); |
466 |
< |
waitForThreadToEnterWaitState(t, SMALL_DELAY_MS); |
465 |
> |
await(pleaseInterrupt); |
466 |
> |
assertThreadBlocks(t, Thread.State.TIMED_WAITING); |
467 |
|
t.interrupt(); |
468 |
< |
awaitTermination(t, MEDIUM_DELAY_MS); |
468 |
> |
awaitTermination(t); |
469 |
|
checkEmpty(q); |
470 |
|
} |
471 |
|
|
729 |
|
final LinkedBlockingQueue q = new LinkedBlockingQueue(2); |
730 |
|
q.add(one); |
731 |
|
q.add(two); |
725 |
– |
ExecutorService executor = Executors.newFixedThreadPool(2); |
732 |
|
final CheckedBarrier threadsStarted = new CheckedBarrier(2); |
733 |
< |
executor.execute(new CheckedRunnable() { |
734 |
< |
public void realRun() throws InterruptedException { |
735 |
< |
assertFalse(q.offer(three)); |
736 |
< |
threadsStarted.await(); |
737 |
< |
assertTrue(q.offer(three, LONG_DELAY_MS, MILLISECONDS)); |
738 |
< |
assertEquals(0, q.remainingCapacity()); |
739 |
< |
}}); |
740 |
< |
|
741 |
< |
executor.execute(new CheckedRunnable() { |
742 |
< |
public void realRun() throws InterruptedException { |
743 |
< |
threadsStarted.await(); |
744 |
< |
assertSame(one, q.take()); |
745 |
< |
}}); |
746 |
< |
|
747 |
< |
joinPool(executor); |
733 |
> |
final ExecutorService executor = Executors.newFixedThreadPool(2); |
734 |
> |
try (PoolCleaner cleaner = cleaner(executor)) { |
735 |
> |
executor.execute(new CheckedRunnable() { |
736 |
> |
public void realRun() throws InterruptedException { |
737 |
> |
assertFalse(q.offer(three)); |
738 |
> |
threadsStarted.await(); |
739 |
> |
assertTrue(q.offer(three, LONG_DELAY_MS, MILLISECONDS)); |
740 |
> |
assertEquals(0, q.remainingCapacity()); |
741 |
> |
}}); |
742 |
> |
|
743 |
> |
executor.execute(new CheckedRunnable() { |
744 |
> |
public void realRun() throws InterruptedException { |
745 |
> |
threadsStarted.await(); |
746 |
> |
assertSame(one, q.take()); |
747 |
> |
}}); |
748 |
> |
} |
749 |
|
} |
750 |
|
|
751 |
|
/** |
754 |
|
public void testPollInExecutor() { |
755 |
|
final LinkedBlockingQueue q = new LinkedBlockingQueue(2); |
756 |
|
final CheckedBarrier threadsStarted = new CheckedBarrier(2); |
757 |
< |
ExecutorService executor = Executors.newFixedThreadPool(2); |
758 |
< |
executor.execute(new CheckedRunnable() { |
759 |
< |
public void realRun() throws InterruptedException { |
760 |
< |
assertNull(q.poll()); |
761 |
< |
threadsStarted.await(); |
762 |
< |
assertSame(one, q.poll(LONG_DELAY_MS, MILLISECONDS)); |
763 |
< |
checkEmpty(q); |
764 |
< |
}}); |
765 |
< |
|
766 |
< |
executor.execute(new CheckedRunnable() { |
767 |
< |
public void realRun() throws InterruptedException { |
768 |
< |
threadsStarted.await(); |
769 |
< |
q.put(one); |
770 |
< |
}}); |
771 |
< |
|
772 |
< |
joinPool(executor); |
757 |
> |
final ExecutorService executor = Executors.newFixedThreadPool(2); |
758 |
> |
try (PoolCleaner cleaner = cleaner(executor)) { |
759 |
> |
executor.execute(new CheckedRunnable() { |
760 |
> |
public void realRun() throws InterruptedException { |
761 |
> |
assertNull(q.poll()); |
762 |
> |
threadsStarted.await(); |
763 |
> |
assertSame(one, q.poll(LONG_DELAY_MS, MILLISECONDS)); |
764 |
> |
checkEmpty(q); |
765 |
> |
}}); |
766 |
> |
|
767 |
> |
executor.execute(new CheckedRunnable() { |
768 |
> |
public void realRun() throws InterruptedException { |
769 |
> |
threadsStarted.await(); |
770 |
> |
q.put(one); |
771 |
> |
}}); |
772 |
> |
} |
773 |
|
} |
774 |
|
|
775 |
|
/** |