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root/jsr166/jsr166/src/test/tck/DelayQueueTest.java

Comparing jsr166/src/test/tck/DelayQueueTest.java (file contents):
Revision 1.16 by jsr166, Mon Nov 16 04:57:10 2009 UTC vs.
Revision 1.43 by jsr166, Wed Nov 3 16:46:34 2010 UTC

#	Line 8 | Line 8
8
9		import junit.framework.*;
10		import java.util.*;
11	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
12		import java.util.concurrent.*;
13
14		public class DelayQueueTest extends JSR166TestCase {
15		public static void main(String[] args) {
16	<	junit.textui.TestRunner.run (suite());
16	>	junit.textui.TestRunner.run(suite());
17		}
18
19		public static Test suite() {
20	<	return new TestSuite(DelayQueueTest.class);
20	>	return new TestSuite(DelayQueueTest.class);
21		}
22
23		private static final int NOCAP = Integer.MAX_VALUE;
24
25		/**
26		* A delayed implementation for testing.
27	<	* Most  tests use Pseudodelays, where delays are all elapsed
27	>	* Most tests use Pseudodelays, where delays are all elapsed
28		* (so, no blocking solely for delays) but are still ordered
29		*/
30		static class PDelay implements Delayed {
#	Line 31 | Line 32 | public class DelayQueueTest extends JSR1
32		PDelay(int i) { pseudodelay = Integer.MIN_VALUE + i; }
33		public int compareTo(PDelay y) {
34		int i = pseudodelay;
35	<	int j = ((PDelay)y).pseudodelay;
35	>	int j = y.pseudodelay;
36		if (i < j) return -1;
37		if (i > j) return 1;
38		return 0;
39		}
40
41		public int compareTo(Delayed y) {
42	<	int i = pseudodelay;
42	<	int j = ((PDelay)y).pseudodelay;
43	<	if (i < j) return -1;
44	<	if (i > j) return 1;
45	<	return 0;
42	>	return compareTo((PDelay)y);
43		}
44
45		public boolean equals(Object other) {
46	<	return ((PDelay)other).pseudodelay == pseudodelay;
46	>	return equals((PDelay)other);
47		}
48		public boolean equals(PDelay other) {
49	<	return ((PDelay)other).pseudodelay == pseudodelay;
49	>	return other.pseudodelay == pseudodelay;
50		}
51
52
#	Line 76 | Line 73 | public class DelayQueueTest extends JSR1
73		}
74		public int compareTo(NanoDelay y) {
75		long i = trigger;
76	<	long j = ((NanoDelay)y).trigger;
76	>	long j = y.trigger;
77		if (i < j) return -1;
78		if (i > j) return 1;
79		return 0;
80		}
81
82		public int compareTo(Delayed y) {
83	<	long i = trigger;
87	<	long j = ((NanoDelay)y).trigger;
88	<	if (i < j) return -1;
89	<	if (i > j) return 1;
90	<	return 0;
83	>	return compareTo((NanoDelay)y);
84		}
85
86		public boolean equals(Object other) {
87	<	return ((NanoDelay)other).trigger == trigger;
87	>	return equals((NanoDelay)other);
88		}
89		public boolean equals(NanoDelay other) {
90	<	return ((NanoDelay)other).trigger == trigger;
90	>	return other.trigger == trigger;
91		}
92
93		public long getDelay(TimeUnit unit) {
#	Line 119 | Line 112 | public class DelayQueueTest extends JSR1
112		private DelayQueue populatedQueue(int n) {
113		DelayQueue q = new DelayQueue();
114		assertTrue(q.isEmpty());
115	<	for (int i = n-1; i >= 0; i-=2)
116	<	assertTrue(q.offer(new PDelay(i)));
117	<	for (int i = (n & 1); i < n; i+=2)
118	<	assertTrue(q.offer(new PDelay(i)));
115	>	for (int i = n-1; i >= 0; i-=2)
116	>	assertTrue(q.offer(new PDelay(i)));
117	>	for (int i = (n & 1); i < n; i+=2)
118	>	assertTrue(q.offer(new PDelay(i)));
119		assertFalse(q.isEmpty());
120		assertEquals(NOCAP, q.remainingCapacity());
121	<	assertEquals(n, q.size());
121	>	assertEquals(n, q.size());
122		return q;
123		}
124
#	Line 143 | Line 136 | public class DelayQueueTest extends JSR1
136		try {
137		DelayQueue q = new DelayQueue(null);
138		shouldThrow();
139	<	}
147	<	catch (NullPointerException success) {}
139	>	} catch (NullPointerException success) {}
140		}
141
142		/**
#	Line 155 | Line 147 | public class DelayQueueTest extends JSR1
147		PDelay[] ints = new PDelay[SIZE];
148		DelayQueue q = new DelayQueue(Arrays.asList(ints));
149		shouldThrow();
150	<	}
159	<	catch (NullPointerException success) {}
150	>	} catch (NullPointerException success) {}
151		}
152
153		/**
#	Line 169 | Line 160 | public class DelayQueueTest extends JSR1
160		ints[i] = new PDelay(i);
161		DelayQueue q = new DelayQueue(Arrays.asList(ints));
162		shouldThrow();
163	<	}
173	<	catch (NullPointerException success) {}
163	>	} catch (NullPointerException success) {}
164		}
165
166		/**
167		* Queue contains all elements of collection used to initialize
168		*/
169		public void testConstructor6() {
170	<	try {
171	<	PDelay[] ints = new PDelay[SIZE];
172	<	for (int i = 0; i < SIZE; ++i)
173	<	ints[i] = new PDelay(i);
174	<	DelayQueue q = new DelayQueue(Arrays.asList(ints));
175	<	for (int i = 0; i < SIZE; ++i)
186	<	assertEquals(ints[i], q.poll());
187	<	}
188	<	finally {}
170	>	PDelay[] ints = new PDelay[SIZE];
171	>	for (int i = 0; i < SIZE; ++i)
172	>	ints[i] = new PDelay(i);
173	>	DelayQueue q = new DelayQueue(Arrays.asList(ints));
174	>	for (int i = 0; i < SIZE; ++i)
175	>	assertEquals(ints[i], q.poll());
176		}
177
178		/**
#	Line 204 | Line 191 | public class DelayQueueTest extends JSR1
191		}
192
193		/**
194	<	* remainingCapacity does not change when elementa added or removed,
194	>	* remainingCapacity does not change when elements added or removed,
195		* but size does
196		*/
197		public void testRemainingCapacity() {
#	Line 225 | Line 212 | public class DelayQueueTest extends JSR1
212		* offer(null) throws NPE
213		*/
214		public void testOfferNull() {
215	<	try {
215	>	try {
216		DelayQueue q = new DelayQueue();
217		q.offer(null);
218		shouldThrow();
219	<	} catch (NullPointerException success) { }
219	>	} catch (NullPointerException success) {}
220		}
221
222		/**
223		* add(null) throws NPE
224		*/
225		public void testAddNull() {
226	<	try {
226	>	try {
227		DelayQueue q = new DelayQueue();
228		q.add(null);
229		shouldThrow();
230	<	} catch (NullPointerException success) { }
230	>	} catch (NullPointerException success) {}
231		}
232
233		/**
#	Line 271 | Line 258 | public class DelayQueueTest extends JSR1
258		DelayQueue q = new DelayQueue();
259		q.addAll(null);
260		shouldThrow();
261	<	}
275	<	catch (NullPointerException success) {}
261	>	} catch (NullPointerException success) {}
262		}
263
264
#	Line 284 | Line 270 | public class DelayQueueTest extends JSR1
270		DelayQueue q = populatedQueue(SIZE);
271		q.addAll(q);
272		shouldThrow();
273	<	}
288	<	catch (IllegalArgumentException success) {}
273	>	} catch (IllegalArgumentException success) {}
274		}
275
276		/**
#	Line 297 | Line 282 | public class DelayQueueTest extends JSR1
282		PDelay[] ints = new PDelay[SIZE];
283		q.addAll(Arrays.asList(ints));
284		shouldThrow();
285	<	}
301	<	catch (NullPointerException success) {}
285	>	} catch (NullPointerException success) {}
286		}
287	+
288		/**
289		* addAll of a collection with any null elements throws NPE after
290		* possibly adding some elements
#	Line 312 | Line 297 | public class DelayQueueTest extends JSR1
297		ints[i] = new PDelay(i);
298		q.addAll(Arrays.asList(ints));
299		shouldThrow();
300	<	}
316	<	catch (NullPointerException success) {}
300	>	} catch (NullPointerException success) {}
301		}
302
303		/**
304		* Queue contains all elements of successful addAll
305		*/
306		public void testAddAll5() {
307	<	try {
308	<	PDelay[] empty = new PDelay[0];
309	<	PDelay[] ints = new PDelay[SIZE];
310	<	for (int i = SIZE-1; i >= 0; --i)
311	<	ints[i] = new PDelay(i);
312	<	DelayQueue q = new DelayQueue();
313	<	assertFalse(q.addAll(Arrays.asList(empty)));
314	<	assertTrue(q.addAll(Arrays.asList(ints)));
315	<	for (int i = 0; i < SIZE; ++i)
332	<	assertEquals(ints[i], q.poll());
333	<	}
334	<	finally {}
307	>	PDelay[] empty = new PDelay[0];
308	>	PDelay[] ints = new PDelay[SIZE];
309	>	for (int i = SIZE-1; i >= 0; --i)
310	>	ints[i] = new PDelay(i);
311	>	DelayQueue q = new DelayQueue();
312	>	assertFalse(q.addAll(Arrays.asList(empty)));
313	>	assertTrue(q.addAll(Arrays.asList(ints)));
314	>	for (int i = 0; i < SIZE; ++i)
315	>	assertEquals(ints[i], q.poll());
316		}
317
318		/**
319		* put(null) throws NPE
320		*/
321		public void testPutNull() {
322	<	try {
322	>	try {
323		DelayQueue q = new DelayQueue();
324		q.put(null);
325		shouldThrow();
326	<	}
346	<	catch (NullPointerException success){
347	<	}
326	>	} catch (NullPointerException success) {}
327		}
328
329		/**
330		* all elements successfully put are contained
331		*/
332		public void testPut() {
333	<	try {
334	<	DelayQueue q = new DelayQueue();
335	<	for (int i = 0; i < SIZE; ++i) {
336	<	PDelay I = new PDelay(i);
337	<	q.put(I);
359	<	assertTrue(q.contains(I));
360	<	}
361	<	assertEquals(SIZE, q.size());
333	>	DelayQueue q = new DelayQueue();
334	>	for (int i = 0; i < SIZE; ++i) {
335	>	PDelay I = new PDelay(i);
336	>	q.put(I);
337	>	assertTrue(q.contains(I));
338		}
339	<	finally {
364	<	}
339	>	assertEquals(SIZE, q.size());
340		}
341
342		/**
343		* put doesn't block waiting for take
344		*/
345	<	public void testPutWithTake() {
345	>	public void testPutWithTake() throws InterruptedException {
346		final DelayQueue q = new DelayQueue();
347	<	Thread t = new Thread(new Runnable() {
348	<	public void run() {
349	<	int added = 0;
350	<	try {
351	<	q.put(new PDelay(0));
352	<	++added;
353	<	q.put(new PDelay(0));
354	<	++added;
355	<	q.put(new PDelay(0));
356	<	++added;
357	<	q.put(new PDelay(0));
358	<	++added;
359	<	threadAssertTrue(added == 4);
385	<	} finally {
386	<	}
387	<	}
388	<	});
389	<	try {
390	<	t.start();
391	<	Thread.sleep(SHORT_DELAY_MS);
392	<	q.take();
393	<	t.interrupt();
394	<	t.join();
395	<	} catch (Exception e){
396	<	unexpectedException();
397	<	}
347	>	Thread t = new Thread(new CheckedRunnable() {
348	>	public void realRun() {
349	>	q.put(new PDelay(0));
350	>	q.put(new PDelay(0));
351	>	q.put(new PDelay(0));
352	>	q.put(new PDelay(0));
353	>	}});
354	>
355	>	t.start();
356	>	Thread.sleep(SHORT_DELAY_MS);
357	>	q.take();
358	>	t.interrupt();
359	>	t.join();
360		}
361
362		/**
363		* timed offer does not time out
364		*/
365	<	public void testTimedOffer() {
365	>	public void testTimedOffer() throws InterruptedException {
366		final DelayQueue q = new DelayQueue();
367	<	Thread t = new Thread(new Runnable() {
368	<	public void run() {
369	<	try {
370	<	q.put(new PDelay(0));
371	<	q.put(new PDelay(0));
372	<	threadAssertTrue(q.offer(new PDelay(0), SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
373	<	threadAssertTrue(q.offer(new PDelay(0), LONG_DELAY_MS, TimeUnit.MILLISECONDS));
412	<	} finally { }
413	<	}
414	<	});
367	>	Thread t = new Thread(new CheckedRunnable() {
368	>	public void realRun() throws InterruptedException {
369	>	q.put(new PDelay(0));
370	>	q.put(new PDelay(0));
371	>	assertTrue(q.offer(new PDelay(0), SHORT_DELAY_MS, MILLISECONDS));
372	>	assertTrue(q.offer(new PDelay(0), LONG_DELAY_MS, MILLISECONDS));
373	>	}});
374
375	<	try {
376	<	t.start();
377	<	Thread.sleep(SMALL_DELAY_MS);
378	<	t.interrupt();
420	<	t.join();
421	<	} catch (Exception e){
422	<	unexpectedException();
423	<	}
375	>	t.start();
376	>	Thread.sleep(SMALL_DELAY_MS);
377	>	t.interrupt();
378	>	t.join();
379		}
380
381		/**
382		* take retrieves elements in priority order
383		*/
384	<	public void testTake() {
385	<	try {
386	<	DelayQueue q = populatedQueue(SIZE);
387	<	for (int i = 0; i < SIZE; ++i) {
388	<	assertEquals(new PDelay(i), ((PDelay)q.take()));
434	<	}
435	<	} catch (InterruptedException e){
436	<	unexpectedException();
437	<	}
384	>	public void testTake() throws InterruptedException {
385	>	DelayQueue q = populatedQueue(SIZE);
386	>	for (int i = 0; i < SIZE; ++i) {
387	>	assertEquals(new PDelay(i), ((PDelay)q.take()));
388	>	}
389		}
390
391		/**
392		* take blocks interruptibly when empty
393		*/
394	<	public void testTakeFromEmpty() {
395	<	final DelayQueue q = new DelayQueue();
396	<	Thread t = new Thread(new Runnable() {
397	<	public void run() {
398	<	try {
399	<	q.take();
400	<	threadShouldThrow();
401	<	} catch (InterruptedException success){ }
402	<	}
403	<	});
404	<	try {
405	<	t.start();
406	<	Thread.sleep(SHORT_DELAY_MS);
407	<	t.interrupt();
408	<	t.join();
409	<	} catch (Exception e){
410	<	unexpectedException();
411	<	}
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	>	awaitTermination(t, MEDIUM_DELAY_MS);
413	>	assertFalse(t.isAlive());
414		}
415
416		/**
417		* Take removes existing elements until empty, then blocks interruptibly
418		*/
419	<	public void testBlockingTake() {
420	<	Thread t = new Thread(new Runnable() {
421	<	public void run() {
422	<	try {
423	<	DelayQueue q = populatedQueue(SIZE);
424	<	for (int i = 0; i < SIZE; ++i) {
425	<	threadAssertEquals(new PDelay(i), ((PDelay)q.take()));
426	<	}
427	<	q.take();
428	<	threadShouldThrow();
429	<	} catch (InterruptedException success){
430	<	}
431	<	}});
419	>	public void testBlockingTake() throws InterruptedException {
420	>	final DelayQueue q = populatedQueue(SIZE);
421	>	Thread t = new Thread(new CheckedRunnable() {
422	>	public void realRun() throws InterruptedException {
423	>	for (int i = 0; i < SIZE; ++i) {
424	>	assertEquals(new PDelay(i), ((PDelay)q.take()));
425	>	}
426	>	try {
427	>	q.take();
428	>	shouldThrow();
429	>	} catch (InterruptedException success) {}
430	>	}});
431	>
432		t.start();
433	<	try {
434	<	Thread.sleep(SHORT_DELAY_MS);
435	<	t.interrupt();
483	<	t.join();
484	<	}
485	<	catch (InterruptedException ie) {
486	<	unexpectedException();
487	<	}
433	>	Thread.sleep(SHORT_DELAY_MS);
434	>	t.interrupt();
435	>	t.join();
436		}
437
438
#	Line 496 | Line 444 | public class DelayQueueTest extends JSR1
444		for (int i = 0; i < SIZE; ++i) {
445		assertEquals(new PDelay(i), ((PDelay)q.poll()));
446		}
447	<	assertNull(q.poll());
447	>	assertNull(q.poll());
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() {
454	<	try {
455	<	DelayQueue q = populatedQueue(SIZE);
456	<	for (int i = 0; i < SIZE; ++i) {
457	<	assertEquals(new PDelay(i), ((PDelay)q.poll(0, TimeUnit.MILLISECONDS)));
458	<	}
511	<	assertNull(q.poll(0, TimeUnit.MILLISECONDS));
512	<	} catch (InterruptedException e){
513	<	unexpectedException();
514	<	}
453	>	public void testTimedPoll0() throws InterruptedException {
454	>	DelayQueue q = populatedQueue(SIZE);
455	>	for (int i = 0; i < SIZE; ++i) {
456	>	assertEquals(new PDelay(i), ((PDelay)q.poll(0, MILLISECONDS)));
457	>	}
458	>	assertNull(q.poll(0, MILLISECONDS));
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() {
465	<	try {
466	<	DelayQueue q = populatedQueue(SIZE);
467	<	for (int i = 0; i < SIZE; ++i) {
468	<	assertEquals(new PDelay(i), ((PDelay)q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS)));
469	<	}
526	<	assertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
527	<	} catch (InterruptedException e){
528	<	unexpectedException();
529	<	}
464	>	public void testTimedPoll() throws InterruptedException {
465	>	DelayQueue q = populatedQueue(SIZE);
466	>	for (int i = 0; i < SIZE; ++i) {
467	>	assertEquals(new PDelay(i), ((PDelay)q.poll(SHORT_DELAY_MS, MILLISECONDS)));
468	>	}
469	>	assertNull(q.poll(SHORT_DELAY_MS, MILLISECONDS));
470		}
471
472		/**
473		* Interrupted timed poll throws InterruptedException instead of
474		* returning timeout status
475		*/
476	<	public void testInterruptedTimedPoll() {
477	<	Thread t = new Thread(new Runnable() {
478	<	public void run() {
479	<	try {
480	<	DelayQueue q = populatedQueue(SIZE);
481	<	for (int i = 0; i < SIZE; ++i) {
482	<	threadAssertEquals(new PDelay(i), ((PDelay)q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS)));
483	<	}
484	<	threadAssertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
485	<	} catch (InterruptedException success){
486	<	}
487	<	}});
476	>	public void testInterruptedTimedPoll() throws InterruptedException {
477	>	Thread t = new Thread(new CheckedRunnable() {
478	>	public void realRun() throws InterruptedException {
479	>	DelayQueue q = populatedQueue(SIZE);
480	>	for (int i = 0; i < SIZE; ++i) {
481	>	assertEquals(new PDelay(i), ((PDelay)q.poll(SHORT_DELAY_MS, MILLISECONDS)));
482	>	}
483	>	try {
484	>	q.poll(SMALL_DELAY_MS, MILLISECONDS);
485	>	shouldThrow();
486	>	} catch (InterruptedException success) {}
487	>	}});
488	>
489		t.start();
490	<	try {
491	<	Thread.sleep(SHORT_DELAY_MS);
492	<	t.interrupt();
552	<	t.join();
553	<	}
554	<	catch (InterruptedException ie) {
555	<	unexpectedException();
556	<	}
490	>	Thread.sleep(SHORT_DELAY_MS);
491	>	t.interrupt();
492	>	t.join();
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() {
499	>	public void testTimedPollWithOffer() throws InterruptedException {
500		final DelayQueue q = new DelayQueue();
501	<	Thread t = new Thread(new Runnable() {
502	<	public void run() {
503	<	try {
504	<	threadAssertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
505	<	q.poll(LONG_DELAY_MS, TimeUnit.MILLISECONDS);
506	<	q.poll(LONG_DELAY_MS, TimeUnit.MILLISECONDS);
507	<	threadFail("Should block");
508	<	} catch (InterruptedException success) { }
509	<	}
510	<	});
511	<	try {
512	<	t.start();
513	<	Thread.sleep(SMALL_DELAY_MS);
514	<	assertTrue(q.offer(new PDelay(0), SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
515	<	t.interrupt();
516	<	t.join();
517	<	} catch (Exception e){
518	<	unexpectedException();
519	<	}
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	>
507	>	barrier.await();
508	>	assertSame(pdelay, q.poll(MEDIUM_DELAY_MS, MILLISECONDS));
509	>
510	>	Thread.currentThread().interrupt();
511	>	try {
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	>	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		}
531
532
#	Line 591 | Line 537 | public class DelayQueueTest extends JSR1
537		DelayQueue q = populatedQueue(SIZE);
538		for (int i = 0; i < SIZE; ++i) {
539		assertEquals(new PDelay(i), ((PDelay)q.peek()));
540	<	q.poll();
540	>	assertEquals(new PDelay(i), ((PDelay)q.poll()));
541		if (q.isEmpty())
542		assertNull(q.peek());
543		else
544	<	assertTrue(i != ((PDelay)q.peek()).intValue());
544	>	assertFalse(new PDelay(i).equals(q.peek()));
545		}
546	<	assertNull(q.peek());
546	>	assertNull(q.peek());
547		}
548
549		/**
#	Line 612 | Line 558 | public class DelayQueueTest extends JSR1
558		try {
559		q.element();
560		shouldThrow();
561	<	}
616	<	catch (NoSuchElementException success) {}
561	>	} catch (NoSuchElementException success) {}
562		}
563
564		/**
#	Line 627 | Line 572 | public class DelayQueueTest extends JSR1
572		try {
573		q.remove();
574		shouldThrow();
575	<	} catch (NoSuchElementException success){
631	<	}
575	>	} catch (NoSuchElementException success) {}
576		}
577
578		/**
#	Line 727 | Line 671 | public class DelayQueueTest extends JSR1
671		/**
672		* toArray contains all elements
673		*/
674	<	public void testToArray() {
674	>	public void testToArray() throws InterruptedException {
675		DelayQueue q = populatedQueue(SIZE);
676	<	Object[] o = q.toArray();
676	>	Object[] o = q.toArray();
677		Arrays.sort(o);
678	<	try {
679	<	for (int i = 0; i < o.length; i++)
736	<	assertEquals(o[i], q.take());
737	<	} catch (InterruptedException e){
738	<	unexpectedException();
739	<	}
678	>	for (int i = 0; i < o.length; i++)
679	>	assertEquals(o[i], q.take());
680		}
681
682		/**
683		* toArray(a) contains all elements
684		*/
685	<	public void testToArray2() {
685	>	public void testToArray2() throws InterruptedException {
686		DelayQueue q = populatedQueue(SIZE);
687	<	PDelay[] ints = new PDelay[SIZE];
688	<	ints = (PDelay[])q.toArray(ints);
687	>	PDelay[] ints = new PDelay[SIZE];
688	>	ints = (PDelay[])q.toArray(ints);
689		Arrays.sort(ints);
690	<	try {
691	<	for (int i = 0; i < ints.length; i++)
752	<	assertEquals(ints[i], q.take());
753	<	} catch (InterruptedException e){
754	<	unexpectedException();
755	<	}
690	>	for (int i = 0; i < ints.length; i++)
691	>	assertEquals(ints[i], q.take());
692		}
693
694
695		/**
696	<	* toArray(null) throws NPE
696	>	* toArray(null) throws NullPointerException
697		*/
698	<	public void testToArray_BadArg() {
699	<	try {
700	<	DelayQueue q = populatedQueue(SIZE);
701	<	Object o[] = q.toArray(null);
702	<	shouldThrow();
703	<	} catch (NullPointerException success){}
698	>	public void testToArray_NullArg() {
699	>	DelayQueue q = populatedQueue(SIZE);
700	>	try {
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	<	try {
711	<	DelayQueue q = populatedQueue(SIZE);
712	<	Object o[] = q.toArray(new String[10] );
713	<	shouldThrow();
714	<	} catch (ArrayStoreException  success){}
710	>	DelayQueue q = populatedQueue(SIZE);
711	>	try {
712	>	q.toArray(new String[10]);
713	>	shouldThrow();
714	>	} catch (ArrayStoreException success) {}
715		}
716
717		/**
#	Line 784 | Line 720 | public class DelayQueueTest extends JSR1
720		public void testIterator() {
721		DelayQueue q = populatedQueue(SIZE);
722		int i = 0;
723	<	Iterator it = q.iterator();
723	>	Iterator it = q.iterator();
724		while (it.hasNext()) {
725		assertTrue(q.contains(it.next()));
726		++i;
#	Line 795 | Line 731 | public class DelayQueueTest extends JSR1
731		/**
732		* iterator.remove removes current element
733		*/
734	<	public void testIteratorRemove () {
734	>	public void testIteratorRemove() {
735		final DelayQueue q = new DelayQueue();
736		q.add(new PDelay(2));
737		q.add(new PDelay(1));
#	Line 827 | Line 763 | public class DelayQueueTest extends JSR1
763		public void testPollInExecutor() {
764		final DelayQueue q = new DelayQueue();
765		ExecutorService executor = Executors.newFixedThreadPool(2);
766	<	executor.execute(new Runnable() {
767	<	public void run() {
768	<	threadAssertNull(q.poll());
769	<	try {
770	<	threadAssertTrue(null != q.poll(MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS));
771	<	threadAssertTrue(q.isEmpty());
772	<	}
773	<	catch (InterruptedException e) {
774	<	threadUnexpectedException();
775	<	}
776	<	}
777	<	});
766	>	executor.execute(new CheckedRunnable() {
767	>	public void realRun() throws InterruptedException {
768	>	assertNull(q.poll());
769	>	assertTrue(null != q.poll(MEDIUM_DELAY_MS, MILLISECONDS));
770	>	assertTrue(q.isEmpty());
771	>	}});
772	>
773	>	executor.execute(new CheckedRunnable() {
774	>	public void realRun() throws InterruptedException {
775	>	Thread.sleep(SHORT_DELAY_MS);
776	>	q.put(new PDelay(1));
777	>	}});
778
843	–	executor.execute(new Runnable() {
844	–	public void run() {
845	–	try {
846	–	Thread.sleep(SHORT_DELAY_MS);
847	–	q.put(new PDelay(1));
848	–	}
849	–	catch (InterruptedException e) {
850	–	threadUnexpectedException();
851	–	}
852	–	}
853	–	});
779		joinPool(executor);
855	–
780		}
781
782
783		/**
784		* Delayed actions do not occur until their delay elapses
785		*/
786	<	public void testDelay() {
787	<	DelayQueue q = new DelayQueue();
788	<	NanoDelay[] elements = new NanoDelay[SIZE];
789	<	for (int i = 0; i < SIZE; ++i) {
866	<	elements[i] = new NanoDelay(1000000000L + 1000000L * (SIZE - i));
867	<	}
868	<	for (int i = 0; i < SIZE; ++i) {
869	<	q.add(elements[i]);
870	<	}
786	>	public void testDelay() throws InterruptedException {
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	<	try {
792	<	long last = 0;
793	<	for (int i = 0; i < SIZE; ++i) {
794	<	NanoDelay e = (NanoDelay)(q.take());
795	<	long tt = e.getTriggerTime();
796	<	assertTrue(tt <= System.nanoTime());
797	<	if (i != 0)
798	<	assertTrue(tt >= last);
880	<	last = tt;
881	<	}
882	<	}
883	<	catch (InterruptedException ie) {
884	<	unexpectedException();
791	>	long last = 0;
792	>	for (int i = 0; i < SIZE; ++i) {
793	>	NanoDelay e = q.take();
794	>	long tt = e.getTriggerTime();
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 891 | Line 806 | public class DelayQueueTest extends JSR1
806		public void testPeekDelayed() {
807		DelayQueue q = new DelayQueue();
808		q.add(new NanoDelay(Long.MAX_VALUE));
809	<	assert(q.peek() != null);
809	>	assertNotNull(q.peek());
810		}
811
812
#	Line 907 | Line 822 | public class DelayQueueTest extends JSR1
822		/**
823		* timed poll of a non-empty queue returns null if no expired elements.
824		*/
825	<	public void testTimedPollDelayed() {
825	>	public void testTimedPollDelayed() throws InterruptedException {
826		DelayQueue q = new DelayQueue();
827		q.add(new NanoDelay(LONG_DELAY_MS * 1000000L));
828	<	try {
914	<	assertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
915	<	} catch (Exception ex) {
916	<	unexpectedException();
917	<	}
828	>	assertNull(q.poll(SHORT_DELAY_MS, MILLISECONDS));
829		}
830
831		/**
#	Line 925 | Line 836 | public class DelayQueueTest extends JSR1
836		try {
837		q.drainTo(null);
838		shouldThrow();
839	<	} catch (NullPointerException success) {
929	<	}
839	>	} catch (NullPointerException success) {}
840		}
841
842		/**
#	Line 937 | Line 847 | public class DelayQueueTest extends JSR1
847		try {
848		q.drainTo(q);
849		shouldThrow();
850	<	} catch (IllegalArgumentException success) {
941	<	}
850	>	} catch (IllegalArgumentException success) {}
851		}
852
853		/**
#	Line 972 | Line 881 | public class DelayQueueTest extends JSR1
881		/**
882		* drainTo empties queue
883		*/
884	<	public void testDrainToWithActivePut() {
884	>	public void testDrainToWithActivePut() throws InterruptedException {
885		final DelayQueue q = populatedQueue(SIZE);
886	<	Thread t = new Thread(new Runnable() {
887	<	public void run() {
888	<	q.put(new PDelay(SIZE+1));
889	<	}
890	<	});
891	<	try {
892	<	t.start();
893	<	ArrayList l = new ArrayList();
894	<	q.drainTo(l);
895	<	assertTrue(l.size() >= SIZE);
896	<	t.join();
988	<	assertTrue(q.size() + l.size() >= SIZE);
989	<	} catch (Exception e){
990	<	unexpectedException();
991	<	}
886	>	Thread t = new Thread(new CheckedRunnable() {
887	>	public void realRun() {
888	>	q.put(new PDelay(SIZE+1));
889	>	}});
890	>
891	>	t.start();
892	>	ArrayList l = new ArrayList();
893	>	q.drainTo(l);
894	>	assertTrue(l.size() >= SIZE);
895	>	t.join();
896	>	assertTrue(q.size() + l.size() >= SIZE);
897		}
898
899		/**
#	Line 999 | Line 904 | public class DelayQueueTest extends JSR1
904		try {
905		q.drainTo(null, 0);
906		shouldThrow();
907	<	} catch (NullPointerException success) {
1003	<	}
907	>	} catch (NullPointerException success) {}
908		}
909
910		/**
#	Line 1011 | Line 915 | public class DelayQueueTest extends JSR1
915		try {
916		q.drainTo(q, 0);
917		shouldThrow();
918	<	} catch (IllegalArgumentException success) {
1015	<	}
918	>	} catch (IllegalArgumentException success) {}
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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