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

Comparing jsr166/src/test/tck/ThreadPoolExecutorSubclassTest.java (file contents):
Revision 1.47 by jsr166, Sat Oct 3 18:17:51 2015 UTC vs.
Revision 1.105 by dl, Tue Jan 26 13:33:06 2021 UTC

#	Line 10 | Line 10 | import static java.util.concurrent.TimeU
10		import static java.util.concurrent.TimeUnit.SECONDS;
11
12		import java.util.ArrayList;
13	+	import java.util.Collection;
14	+	import java.util.Collections;
15		import java.util.List;
16		import java.util.concurrent.ArrayBlockingQueue;
17		import java.util.concurrent.BlockingQueue;
#	Line 17 | Line 19 | import java.util.concurrent.Callable;
19		import java.util.concurrent.CancellationException;
20		import java.util.concurrent.CountDownLatch;
21		import java.util.concurrent.ExecutionException;
20	–	import java.util.concurrent.Executors;
22		import java.util.concurrent.ExecutorService;
23		import java.util.concurrent.Future;
24		import java.util.concurrent.FutureTask;
25		import java.util.concurrent.LinkedBlockingQueue;
25	–	import java.util.concurrent.RejectedExecutionException;
26		import java.util.concurrent.RejectedExecutionHandler;
27		import java.util.concurrent.RunnableFuture;
28		import java.util.concurrent.SynchronousQueue;
29		import java.util.concurrent.ThreadFactory;
30	+	import java.util.concurrent.ThreadLocalRandom;
31		import java.util.concurrent.ThreadPoolExecutor;
32		import java.util.concurrent.TimeoutException;
33		import java.util.concurrent.TimeUnit;
#	Line 232 | Line 233 | public class ThreadPoolExecutorSubclassT
233		public void testExecute() throws InterruptedException {
234		final ThreadPoolExecutor p =
235		new CustomTPE(1, 1,
236	<	LONG_DELAY_MS, MILLISECONDS,
236	>	2 * LONG_DELAY_MS, MILLISECONDS,
237		new ArrayBlockingQueue<Runnable>(10));
238	<	final CountDownLatch done = new CountDownLatch(1);
239	<	final Runnable task = new CheckedRunnable() {
240	<	public void realRun() {
241	<	done.countDown();
241	<	}};
242	<	try {
238	>	try (PoolCleaner cleaner = cleaner(p)) {
239	>	final CountDownLatch done = new CountDownLatch(1);
240	>	final Runnable task = new CheckedRunnable() {
241	>	public void realRun() { done.countDown(); }};
242		p.execute(task);
243	<	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
245	<	} finally {
246	<	joinPool(p);
243	>	await(done);
244		}
245		}
246
#	Line 252 | Line 249 | public class ThreadPoolExecutorSubclassT
249		* thread becomes active
250		*/
251		public void testGetActiveCount() throws InterruptedException {
252	+	final CountDownLatch done = new CountDownLatch(1);
253		final ThreadPoolExecutor p =
254		new CustomTPE(2, 2,
255		LONG_DELAY_MS, MILLISECONDS,
256		new ArrayBlockingQueue<Runnable>(10));
257	<	final CountDownLatch threadStarted = new CountDownLatch(1);
258	<	final CountDownLatch done = new CountDownLatch(1);
261	<	try {
257	>	try (PoolCleaner cleaner = cleaner(p, done)) {
258	>	final CountDownLatch threadStarted = new CountDownLatch(1);
259		assertEquals(0, p.getActiveCount());
260		p.execute(new CheckedRunnable() {
261		public void realRun() throws InterruptedException {
262		threadStarted.countDown();
263		assertEquals(1, p.getActiveCount());
264	<	done.await();
264	>	await(done);
265		}});
266	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
266	>	await(threadStarted);
267		assertEquals(1, p.getActiveCount());
271	–	} finally {
272	–	done.countDown();
273	–	joinPool(p);
268		}
269		}
270
#	Line 278 | Line 272 | public class ThreadPoolExecutorSubclassT
272		* prestartCoreThread starts a thread if under corePoolSize, else doesn't
273		*/
274		public void testPrestartCoreThread() {
275	<	ThreadPoolExecutor p = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
276	<	assertEquals(0, p.getPoolSize());
277	<	assertTrue(p.prestartCoreThread());
278	<	assertEquals(1, p.getPoolSize());
279	<	assertTrue(p.prestartCoreThread());
280	<	assertEquals(2, p.getPoolSize());
281	<	assertFalse(p.prestartCoreThread());
282	<	assertEquals(2, p.getPoolSize());
283	<	joinPool(p);
275	>	final ThreadPoolExecutor p =
276	>	new CustomTPE(2, 6,
277	>	LONG_DELAY_MS, MILLISECONDS,
278	>	new ArrayBlockingQueue<Runnable>(10));
279	>	try (PoolCleaner cleaner = cleaner(p)) {
280	>	assertEquals(0, p.getPoolSize());
281	>	assertTrue(p.prestartCoreThread());
282	>	assertEquals(1, p.getPoolSize());
283	>	assertTrue(p.prestartCoreThread());
284	>	assertEquals(2, p.getPoolSize());
285	>	assertFalse(p.prestartCoreThread());
286	>	assertEquals(2, p.getPoolSize());
287	>	p.setCorePoolSize(4);
288	>	assertTrue(p.prestartCoreThread());
289	>	assertEquals(3, p.getPoolSize());
290	>	assertTrue(p.prestartCoreThread());
291	>	assertEquals(4, p.getPoolSize());
292	>	assertFalse(p.prestartCoreThread());
293	>	assertEquals(4, p.getPoolSize());
294	>	}
295		}
296
297		/**
298		* prestartAllCoreThreads starts all corePoolSize threads
299		*/
300		public void testPrestartAllCoreThreads() {
301	<	ThreadPoolExecutor p = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
302	<	assertEquals(0, p.getPoolSize());
303	<	p.prestartAllCoreThreads();
304	<	assertEquals(2, p.getPoolSize());
305	<	p.prestartAllCoreThreads();
306	<	assertEquals(2, p.getPoolSize());
307	<	joinPool(p);
301	>	final ThreadPoolExecutor p =
302	>	new CustomTPE(2, 6,
303	>	LONG_DELAY_MS, MILLISECONDS,
304	>	new ArrayBlockingQueue<Runnable>(10));
305	>	try (PoolCleaner cleaner = cleaner(p)) {
306	>	assertEquals(0, p.getPoolSize());
307	>	p.prestartAllCoreThreads();
308	>	assertEquals(2, p.getPoolSize());
309	>	p.prestartAllCoreThreads();
310	>	assertEquals(2, p.getPoolSize());
311	>	p.setCorePoolSize(4);
312	>	p.prestartAllCoreThreads();
313	>	assertEquals(4, p.getPoolSize());
314	>	p.prestartAllCoreThreads();
315	>	assertEquals(4, p.getPoolSize());
316	>	}
317		}
318
319		/**
#	Line 311 | Line 325 | public class ThreadPoolExecutorSubclassT
325		new CustomTPE(2, 2,
326		LONG_DELAY_MS, MILLISECONDS,
327		new ArrayBlockingQueue<Runnable>(10));
328	<	final CountDownLatch threadStarted = new CountDownLatch(1);
329	<	final CountDownLatch threadProceed = new CountDownLatch(1);
330	<	final CountDownLatch threadDone = new CountDownLatch(1);
331	<	try {
328	>	try (PoolCleaner cleaner = cleaner(p)) {
329	>	final CountDownLatch threadStarted = new CountDownLatch(1);
330	>	final CountDownLatch threadProceed = new CountDownLatch(1);
331	>	final CountDownLatch threadDone = new CountDownLatch(1);
332		assertEquals(0, p.getCompletedTaskCount());
333		p.execute(new CheckedRunnable() {
334		public void realRun() throws InterruptedException {
335		threadStarted.countDown();
336		assertEquals(0, p.getCompletedTaskCount());
337	<	threadProceed.await();
337	>	await(threadProceed);
338		threadDone.countDown();
339		}});
340		await(threadStarted);
341		assertEquals(0, p.getCompletedTaskCount());
342		threadProceed.countDown();
343	<	threadDone.await();
343	>	await(threadDone);
344		long startTime = System.nanoTime();
345		while (p.getCompletedTaskCount() != 1) {
346		if (millisElapsedSince(startTime) > LONG_DELAY_MS)
347		fail("timed out");
348		Thread.yield();
349		}
336	–	} finally {
337	–	joinPool(p);
350		}
351		}
352
#	Line 342 | Line 354 | public class ThreadPoolExecutorSubclassT
354		* getCorePoolSize returns size given in constructor if not otherwise set
355		*/
356		public void testGetCorePoolSize() {
357	<	ThreadPoolExecutor p = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
358	<	assertEquals(1, p.getCorePoolSize());
359	<	joinPool(p);
357	>	final ThreadPoolExecutor p =
358	>	new CustomTPE(1, 1,
359	>	LONG_DELAY_MS, MILLISECONDS,
360	>	new ArrayBlockingQueue<Runnable>(10));
361	>	try (PoolCleaner cleaner = cleaner(p)) {
362	>	assertEquals(1, p.getCorePoolSize());
363	>	}
364		}
365
366		/**
367		* getKeepAliveTime returns value given in constructor if not otherwise set
368		*/
369		public void testGetKeepAliveTime() {
370	<	ThreadPoolExecutor p = new CustomTPE(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
371	<	assertEquals(1, p.getKeepAliveTime(SECONDS));
372	<	joinPool(p);
370	>	final ThreadPoolExecutor p =
371	>	new CustomTPE(2, 2,
372	>	1000, MILLISECONDS,
373	>	new ArrayBlockingQueue<Runnable>(10));
374	>	try (PoolCleaner cleaner = cleaner(p)) {
375	>	assertEquals(1, p.getKeepAliveTime(SECONDS));
376	>	}
377		}
378
379		/**
380		* getThreadFactory returns factory in constructor if not set
381		*/
382		public void testGetThreadFactory() {
383	<	ThreadFactory tf = new SimpleThreadFactory();
384	<	ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), tf, new NoOpREHandler());
385	<	assertSame(tf, p.getThreadFactory());
386	<	joinPool(p);
383	>	final ThreadFactory threadFactory = new SimpleThreadFactory();
384	>	final ThreadPoolExecutor p =
385	>	new CustomTPE(1, 2,
386	>	LONG_DELAY_MS, MILLISECONDS,
387	>	new ArrayBlockingQueue<Runnable>(10),
388	>	threadFactory,
389	>	new NoOpREHandler());
390	>	try (PoolCleaner cleaner = cleaner(p)) {
391	>	assertSame(threadFactory, p.getThreadFactory());
392	>	}
393		}
394
395		/**
396		* setThreadFactory sets the thread factory returned by getThreadFactory
397		*/
398		public void testSetThreadFactory() {
399	<	ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
400	<	ThreadFactory tf = new SimpleThreadFactory();
401	<	p.setThreadFactory(tf);
402	<	assertSame(tf, p.getThreadFactory());
403	<	joinPool(p);
399	>	final ThreadPoolExecutor p =
400	>	new CustomTPE(1, 2,
401	>	LONG_DELAY_MS, MILLISECONDS,
402	>	new ArrayBlockingQueue<Runnable>(10));
403	>	try (PoolCleaner cleaner = cleaner(p)) {
404	>	ThreadFactory threadFactory = new SimpleThreadFactory();
405	>	p.setThreadFactory(threadFactory);
406	>	assertSame(threadFactory, p.getThreadFactory());
407	>	}
408		}
409
410		/**
411		* setThreadFactory(null) throws NPE
412		*/
413		public void testSetThreadFactoryNull() {
414	<	ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
415	<	try {
416	<	p.setThreadFactory(null);
417	<	shouldThrow();
418	<	} catch (NullPointerException success) {
419	<	} finally {
420	<	joinPool(p);
414	>	final ThreadPoolExecutor p =
415	>	new CustomTPE(1, 2,
416	>	LONG_DELAY_MS, MILLISECONDS,
417	>	new ArrayBlockingQueue<Runnable>(10));
418	>	try (PoolCleaner cleaner = cleaner(p)) {
419	>	try {
420	>	p.setThreadFactory(null);
421	>	shouldThrow();
422	>	} catch (NullPointerException success) {}
423		}
424		}
425
#	Line 395 | Line 427 | public class ThreadPoolExecutorSubclassT
427		* getRejectedExecutionHandler returns handler in constructor if not set
428		*/
429		public void testGetRejectedExecutionHandler() {
430	<	RejectedExecutionHandler h = new NoOpREHandler();
431	<	ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), h);
432	<	assertSame(h, p.getRejectedExecutionHandler());
433	<	joinPool(p);
430	>	final RejectedExecutionHandler handler = new NoOpREHandler();
431	>	final ThreadPoolExecutor p =
432	>	new CustomTPE(1, 2,
433	>	LONG_DELAY_MS, MILLISECONDS,
434	>	new ArrayBlockingQueue<Runnable>(10),
435	>	handler);
436	>	try (PoolCleaner cleaner = cleaner(p)) {
437	>	assertSame(handler, p.getRejectedExecutionHandler());
438	>	}
439		}
440
441		/**
#	Line 406 | Line 443 | public class ThreadPoolExecutorSubclassT
443		* getRejectedExecutionHandler
444		*/
445		public void testSetRejectedExecutionHandler() {
446	<	ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
447	<	RejectedExecutionHandler h = new NoOpREHandler();
448	<	p.setRejectedExecutionHandler(h);
449	<	assertSame(h, p.getRejectedExecutionHandler());
450	<	joinPool(p);
446	>	final ThreadPoolExecutor p =
447	>	new CustomTPE(1, 2,
448	>	LONG_DELAY_MS, MILLISECONDS,
449	>	new ArrayBlockingQueue<Runnable>(10));
450	>	try (PoolCleaner cleaner = cleaner(p)) {
451	>	RejectedExecutionHandler handler = new NoOpREHandler();
452	>	p.setRejectedExecutionHandler(handler);
453	>	assertSame(handler, p.getRejectedExecutionHandler());
454	>	}
455		}
456
457		/**
458		* setRejectedExecutionHandler(null) throws NPE
459		*/
460		public void testSetRejectedExecutionHandlerNull() {
461	<	ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
462	<	try {
463	<	p.setRejectedExecutionHandler(null);
464	<	shouldThrow();
465	<	} catch (NullPointerException success) {
466	<	} finally {
467	<	joinPool(p);
461	>	final ThreadPoolExecutor p =
462	>	new CustomTPE(1, 2,
463	>	LONG_DELAY_MS, MILLISECONDS,
464	>	new ArrayBlockingQueue<Runnable>(10));
465	>	try (PoolCleaner cleaner = cleaner(p)) {
466	>	try {
467	>	p.setRejectedExecutionHandler(null);
468	>	shouldThrow();
469	>	} catch (NullPointerException success) {}
470		}
471		}
472
#	Line 433 | Line 476 | public class ThreadPoolExecutorSubclassT
476		*/
477		public void testGetLargestPoolSize() throws InterruptedException {
478		final int THREADS = 3;
479	+	final CountDownLatch done = new CountDownLatch(1);
480		final ThreadPoolExecutor p =
481		new CustomTPE(THREADS, THREADS,
482		LONG_DELAY_MS, MILLISECONDS,
483		new ArrayBlockingQueue<Runnable>(10));
484	<	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
441	<	final CountDownLatch done = new CountDownLatch(1);
442	<	try {
484	>	try (PoolCleaner cleaner = cleaner(p, done)) {
485		assertEquals(0, p.getLargestPoolSize());
486	+	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
487		for (int i = 0; i < THREADS; i++)
488		p.execute(new CheckedRunnable() {
489		public void realRun() throws InterruptedException {
490		threadsStarted.countDown();
491	<	done.await();
491	>	await(done);
492		assertEquals(THREADS, p.getLargestPoolSize());
493		}});
494	<	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
452	<	assertEquals(THREADS, p.getLargestPoolSize());
453	<	} finally {
454	<	done.countDown();
455	<	joinPool(p);
494	>	await(threadsStarted);
495		assertEquals(THREADS, p.getLargestPoolSize());
496		}
497	+	assertEquals(THREADS, p.getLargestPoolSize());
498		}
499
500		/**
#	Line 462 | Line 502 | public class ThreadPoolExecutorSubclassT
502		* otherwise set
503		*/
504		public void testGetMaximumPoolSize() {
505	<	ThreadPoolExecutor p = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
506	<	assertEquals(2, p.getMaximumPoolSize());
507	<	joinPool(p);
505	>	final ThreadPoolExecutor p =
506	>	new CustomTPE(2, 3,
507	>	LONG_DELAY_MS, MILLISECONDS,
508	>	new ArrayBlockingQueue<Runnable>(10));
509	>	try (PoolCleaner cleaner = cleaner(p)) {
510	>	assertEquals(3, p.getMaximumPoolSize());
511	>	p.setMaximumPoolSize(5);
512	>	assertEquals(5, p.getMaximumPoolSize());
513	>	p.setMaximumPoolSize(4);
514	>	assertEquals(4, p.getMaximumPoolSize());
515	>	}
516		}
517
518		/**
#	Line 472 | Line 520 | public class ThreadPoolExecutorSubclassT
520		* become active
521		*/
522		public void testGetPoolSize() throws InterruptedException {
523	+	final CountDownLatch done = new CountDownLatch(1);
524		final ThreadPoolExecutor p =
525		new CustomTPE(1, 1,
526		LONG_DELAY_MS, MILLISECONDS,
527		new ArrayBlockingQueue<Runnable>(10));
528	<	final CountDownLatch threadStarted = new CountDownLatch(1);
480	<	final CountDownLatch done = new CountDownLatch(1);
481	<	try {
528	>	try (PoolCleaner cleaner = cleaner(p, done)) {
529		assertEquals(0, p.getPoolSize());
530	+	final CountDownLatch threadStarted = new CountDownLatch(1);
531		p.execute(new CheckedRunnable() {
532		public void realRun() throws InterruptedException {
533		threadStarted.countDown();
534		assertEquals(1, p.getPoolSize());
535	<	done.await();
535	>	await(done);
536		}});
537	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
537	>	await(threadStarted);
538		assertEquals(1, p.getPoolSize());
491	–	} finally {
492	–	done.countDown();
493	–	joinPool(p);
539		}
540		}
541
#	Line 498 | Line 543 | public class ThreadPoolExecutorSubclassT
543		* getTaskCount increases, but doesn't overestimate, when tasks submitted
544		*/
545		public void testGetTaskCount() throws InterruptedException {
546	+	final int TASKS = 3;
547	+	final CountDownLatch done = new CountDownLatch(1);
548		final ThreadPoolExecutor p =
549		new CustomTPE(1, 1,
550		LONG_DELAY_MS, MILLISECONDS,
551		new ArrayBlockingQueue<Runnable>(10));
552	<	final CountDownLatch threadStarted = new CountDownLatch(1);
553	<	final CountDownLatch done = new CountDownLatch(1);
507	<	try {
552	>	try (PoolCleaner cleaner = cleaner(p, done)) {
553	>	final CountDownLatch threadStarted = new CountDownLatch(1);
554		assertEquals(0, p.getTaskCount());
555	+	assertEquals(0, p.getCompletedTaskCount());
556		p.execute(new CheckedRunnable() {
557		public void realRun() throws InterruptedException {
558		threadStarted.countDown();
559	<	assertEquals(1, p.getTaskCount());
513	<	done.await();
559	>	await(done);
560		}});
561	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
561	>	await(threadStarted);
562		assertEquals(1, p.getTaskCount());
563	<	} finally {
564	<	done.countDown();
565	<	joinPool(p);
563	>	assertEquals(0, p.getCompletedTaskCount());
564	>	for (int i = 0; i < TASKS; i++) {
565	>	assertEquals(1 + i, p.getTaskCount());
566	>	p.execute(new CheckedRunnable() {
567	>	public void realRun() throws InterruptedException {
568	>	threadStarted.countDown();
569	>	assertEquals(1 + TASKS, p.getTaskCount());
570	>	await(done);
571	>	}});
572	>	}
573	>	assertEquals(1 + TASKS, p.getTaskCount());
574	>	assertEquals(0, p.getCompletedTaskCount());
575		}
576	+	assertEquals(1 + TASKS, p.getTaskCount());
577	+	assertEquals(1 + TASKS, p.getCompletedTaskCount());
578		}
579
580		/**
581		* isShutdown is false before shutdown, true after
582		*/
583		public void testIsShutdown() {
584	<
585	<	ThreadPoolExecutor p = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
586	<	assertFalse(p.isShutdown());
587	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
588	<	assertTrue(p.isShutdown());
589	<	joinPool(p);
584	>	final ThreadPoolExecutor p =
585	>	new CustomTPE(1, 1,
586	>	LONG_DELAY_MS, MILLISECONDS,
587	>	new ArrayBlockingQueue<Runnable>(10));
588	>	try (PoolCleaner cleaner = cleaner(p)) {
589	>	assertFalse(p.isShutdown());
590	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
591	>	assertTrue(p.isShutdown());
592	>	}
593		}
594
595		/**
#	Line 540 | Line 600 | public class ThreadPoolExecutorSubclassT
600		new CustomTPE(1, 1,
601		LONG_DELAY_MS, MILLISECONDS,
602		new ArrayBlockingQueue<Runnable>(10));
603	<	final CountDownLatch threadStarted = new CountDownLatch(1);
604	<	final CountDownLatch done = new CountDownLatch(1);
605	<	try {
603	>	try (PoolCleaner cleaner = cleaner(p)) {
604	>	final CountDownLatch threadStarted = new CountDownLatch(1);
605	>	final CountDownLatch done = new CountDownLatch(1);
606		assertFalse(p.isTerminating());
607		p.execute(new CheckedRunnable() {
608		public void realRun() throws InterruptedException {
609		assertFalse(p.isTerminating());
610		threadStarted.countDown();
611	<	done.await();
611	>	await(done);
612		}});
613	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
613	>	await(threadStarted);
614		assertFalse(p.isTerminating());
615		done.countDown();
556	–	} finally {
616		try { p.shutdown(); } catch (SecurityException ok) { return; }
617	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
618	+	assertTrue(p.isTerminated());
619	+	assertFalse(p.isTerminating());
620		}
559	–	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
560	–	assertTrue(p.isTerminated());
561	–	assertFalse(p.isTerminating());
621		}
622
623		/**
#	Line 569 | Line 628 | public class ThreadPoolExecutorSubclassT
628		new CustomTPE(1, 1,
629		LONG_DELAY_MS, MILLISECONDS,
630		new ArrayBlockingQueue<Runnable>(10));
631	<	final CountDownLatch threadStarted = new CountDownLatch(1);
632	<	final CountDownLatch done = new CountDownLatch(1);
633	<	try {
631	>	try (PoolCleaner cleaner = cleaner(p)) {
632	>	final CountDownLatch threadStarted = new CountDownLatch(1);
633	>	final CountDownLatch done = new CountDownLatch(1);
634		assertFalse(p.isTerminating());
635		p.execute(new CheckedRunnable() {
636		public void realRun() throws InterruptedException {
637		assertFalse(p.isTerminating());
638		threadStarted.countDown();
639	<	done.await();
639	>	await(done);
640		}});
641	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
641	>	await(threadStarted);
642		assertFalse(p.isTerminating());
643		done.countDown();
585	–	} finally {
644		try { p.shutdown(); } catch (SecurityException ok) { return; }
645	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
646	+	assertTrue(p.isTerminated());
647	+	assertFalse(p.isTerminating());
648		}
588	–	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
589	–	assertTrue(p.isTerminated());
590	–	assertFalse(p.isTerminating());
649		}
650
651		/**
652		* getQueue returns the work queue, which contains queued tasks
653		*/
654		public void testGetQueue() throws InterruptedException {
655	<	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
655	>	final CountDownLatch done = new CountDownLatch(1);
656	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10);
657		final ThreadPoolExecutor p =
658		new CustomTPE(1, 1,
659		LONG_DELAY_MS, MILLISECONDS,
660		q);
661	<	final CountDownLatch threadStarted = new CountDownLatch(1);
662	<	final CountDownLatch done = new CountDownLatch(1);
663	<	try {
664	<	FutureTask[] tasks = new FutureTask[5];
661	>	try (PoolCleaner cleaner = cleaner(p, done)) {
662	>	final CountDownLatch threadStarted = new CountDownLatch(1);
663	>	FutureTask[] rtasks = new FutureTask[5];
664	>	@SuppressWarnings("unchecked")
665	>	FutureTask<Boolean>[] tasks = (FutureTask<Boolean>[])rtasks;
666		for (int i = 0; i < tasks.length; i++) {
667	<	Callable task = new CheckedCallable<Boolean>() {
667	>	Callable<Boolean> task = new CheckedCallable<Boolean>() {
668		public Boolean realCall() throws InterruptedException {
669		threadStarted.countDown();
670		assertSame(q, p.getQueue());
671	<	done.await();
671	>	await(done);
672		return Boolean.TRUE;
673		}};
674	<	tasks[i] = new FutureTask(task);
674	>	tasks[i] = new FutureTask<Boolean>(task);
675		p.execute(tasks[i]);
676		}
677	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
677	>	await(threadStarted);
678		assertSame(q, p.getQueue());
679		assertFalse(q.contains(tasks[0]));
680		assertTrue(q.contains(tasks[tasks.length - 1]));
681		assertEquals(tasks.length - 1, q.size());
622	–	} finally {
623	–	done.countDown();
624	–	joinPool(p);
682		}
683		}
684
#	Line 629 | Line 686 | public class ThreadPoolExecutorSubclassT
686		* remove(task) removes queued task, and fails to remove active task
687		*/
688		public void testRemove() throws InterruptedException {
689	<	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
689	>	final CountDownLatch done = new CountDownLatch(1);
690	>	BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10);
691		final ThreadPoolExecutor p =
692		new CustomTPE(1, 1,
693		LONG_DELAY_MS, MILLISECONDS,
694		q);
695	<	Runnable[] tasks = new Runnable[6];
696	<	final CountDownLatch threadStarted = new CountDownLatch(1);
697	<	final CountDownLatch done = new CountDownLatch(1);
640	<	try {
695	>	try (PoolCleaner cleaner = cleaner(p, done)) {
696	>	Runnable[] tasks = new Runnable[6];
697	>	final CountDownLatch threadStarted = new CountDownLatch(1);
698		for (int i = 0; i < tasks.length; i++) {
699		tasks[i] = new CheckedRunnable() {
700	<	public void realRun() throws InterruptedException {
701	<	threadStarted.countDown();
702	<	done.await();
703	<	}};
700	>	public void realRun() throws InterruptedException {
701	>	threadStarted.countDown();
702	>	await(done);
703	>	}};
704		p.execute(tasks[i]);
705		}
706	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
706	>	await(threadStarted);
707		assertFalse(p.remove(tasks[0]));
708		assertTrue(q.contains(tasks[4]));
709		assertTrue(q.contains(tasks[3]));
#	Line 656 | Line 713 | public class ThreadPoolExecutorSubclassT
713		assertTrue(q.contains(tasks[3]));
714		assertTrue(p.remove(tasks[3]));
715		assertFalse(q.contains(tasks[3]));
659	–	} finally {
660	–	done.countDown();
661	–	joinPool(p);
716		}
717		}
718
#	Line 668 | Line 722 | public class ThreadPoolExecutorSubclassT
722		public void testPurge() throws InterruptedException {
723		final CountDownLatch threadStarted = new CountDownLatch(1);
724		final CountDownLatch done = new CountDownLatch(1);
725	<	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
725	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10);
726		final ThreadPoolExecutor p =
727		new CustomTPE(1, 1,
728		LONG_DELAY_MS, MILLISECONDS,
729		q);
730	<	FutureTask[] tasks = new FutureTask[5];
731	<	try {
730	>	try (PoolCleaner cleaner = cleaner(p, done)) {
731	>	FutureTask[] rtasks = new FutureTask[5];
732	>	@SuppressWarnings("unchecked")
733	>	FutureTask<Boolean>[] tasks = (FutureTask<Boolean>[])rtasks;
734		for (int i = 0; i < tasks.length; i++) {
735	<	Callable task = new CheckedCallable<Boolean>() {
735	>	Callable<Boolean> task = new CheckedCallable<Boolean>() {
736		public Boolean realCall() throws InterruptedException {
737		threadStarted.countDown();
738	<	done.await();
738	>	await(done);
739		return Boolean.TRUE;
740		}};
741	<	tasks[i] = new FutureTask(task);
741	>	tasks[i] = new FutureTask<Boolean>(task);
742		p.execute(tasks[i]);
743		}
744	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
744	>	await(threadStarted);
745		assertEquals(tasks.length, p.getTaskCount());
746		assertEquals(tasks.length - 1, q.size());
747		assertEquals(1L, p.getActiveCount());
#	Line 698 | Line 754 | public class ThreadPoolExecutorSubclassT
754		p.purge();         // Nothing to do
755		assertEquals(tasks.length - 3, q.size());
756		assertEquals(tasks.length - 2, p.getTaskCount());
701	–	} finally {
702	–	done.countDown();
703	–	joinPool(p);
757		}
758		}
759
#	Line 712 | Line 765 | public class ThreadPoolExecutorSubclassT
765		final int poolSize = 2;
766		final int count = 5;
767		final AtomicInteger ran = new AtomicInteger(0);
768	<	ThreadPoolExecutor p =
769	<	new CustomTPE(poolSize, poolSize, LONG_DELAY_MS, MILLISECONDS,
768	>	final ThreadPoolExecutor p =
769	>	new CustomTPE(poolSize, poolSize,
770	>	LONG_DELAY_MS, MILLISECONDS,
771		new ArrayBlockingQueue<Runnable>(10));
772	<	CountDownLatch threadsStarted = new CountDownLatch(poolSize);
772	>	final CountDownLatch threadsStarted = new CountDownLatch(poolSize);
773		Runnable waiter = new CheckedRunnable() { public void realRun() {
774		threadsStarted.countDown();
775		try {
776	<	MILLISECONDS.sleep(2 * LONG_DELAY_MS);
776	>	MILLISECONDS.sleep(LONGER_DELAY_MS);
777		} catch (InterruptedException success) {}
778		ran.getAndIncrement();
779		}};
780		for (int i = 0; i < count; i++)
781		p.execute(waiter);
782	<	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
782	>	await(threadsStarted);
783		assertEquals(poolSize, p.getActiveCount());
784		assertEquals(0, p.getCompletedTaskCount());
785		final List<Runnable> queuedTasks;
#	Line 1081 | Line 1135 | public class ThreadPoolExecutorSubclassT
1135		}
1136
1137		/**
1138	<	* execute throws RejectedExecutionException if saturated.
1138	>	* Submitted tasks are rejected when saturated or shutdown
1139		*/
1140	<	public void testSaturatedExecute() {
1141	<	ThreadPoolExecutor p =
1140	>	public void testSubmittedTasksRejectedWhenSaturatedOrShutdown() throws InterruptedException {
1141	>	final ThreadPoolExecutor p =
1142		new CustomTPE(1, 1,
1143		LONG_DELAY_MS, MILLISECONDS,
1144		new ArrayBlockingQueue<Runnable>(1));
1145	+	final int saturatedSize = saturatedSize(p);
1146	+	final ThreadLocalRandom rnd = ThreadLocalRandom.current();
1147	+	final CountDownLatch threadsStarted = new CountDownLatch(p.getMaximumPoolSize());
1148		final CountDownLatch done = new CountDownLatch(1);
1149	<	try {
1150	<	Runnable task = new CheckedRunnable() {
1151	<	public void realRun() throws InterruptedException {
1149	>	final Runnable r = () -> {
1150	>	threadsStarted.countDown();
1151	>	for (;;) {
1152	>	try {
1153		done.await();
1154	<	}};
1155	<	for (int i = 0; i < 2; ++i)
1156	<	p.execute(task);
1157	<	for (int i = 0; i < 2; ++i) {
1154	>	return;
1155	>	} catch (InterruptedException shutdownNowDeliberatelyIgnored) {}
1156	>	}};
1157	>	final Callable<Boolean> c = () -> {
1158	>	threadsStarted.countDown();
1159	>	for (;;) {
1160		try {
1161	<	p.execute(task);
1162	<	shouldThrow();
1163	<	} catch (RejectedExecutionException success) {}
1164	<	assertTrue(p.getTaskCount() <= 2);
1161	>	done.await();
1162	>	return Boolean.TRUE;
1163	>	} catch (InterruptedException shutdownNowDeliberatelyIgnored) {}
1164	>	}};
1165	>	final boolean shutdownNow = rnd.nextBoolean();
1166	>
1167	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1168	>	// saturate
1169	>	for (int i = saturatedSize; i--> 0; ) {
1170	>	switch (rnd.nextInt(4)) {
1171	>	case 0: p.execute(r); break;
1172	>	case 1: assertFalse(p.submit(r).isDone()); break;
1173	>	case 2: assertFalse(p.submit(r, Boolean.TRUE).isDone()); break;
1174	>	case 3: assertFalse(p.submit(c).isDone()); break;
1175	>	}
1176		}
1106	–	} finally {
1107	–	done.countDown();
1108	–	joinPool(p);
1109	–	}
1110	–	}
1177
1178	<	/**
1179	<	* executor using CallerRunsPolicy runs task if saturated.
1180	<	*/
1181	<	public void testSaturatedExecute2() {
1182	<	RejectedExecutionHandler h = new CustomTPE.CallerRunsPolicy();
1183	<	ThreadPoolExecutor p = new CustomTPE(1, 1,
1184	<	LONG_DELAY_MS, MILLISECONDS,
1185	<	new ArrayBlockingQueue<Runnable>(1),
1186	<	h);
1187	<	try {
1188	<	TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1189	<	for (int i = 0; i < tasks.length; ++i)
1190	<	tasks[i] = new TrackedNoOpRunnable();
1191	<	TrackedLongRunnable mr = new TrackedLongRunnable();
1192	<	p.execute(mr);
1193	<	for (int i = 0; i < tasks.length; ++i)
1194	<	p.execute(tasks[i]);
1195	<	for (int i = 1; i < tasks.length; ++i)
1196	<	assertTrue(tasks[i].done);
1131	<	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1132	<	} finally {
1133	<	joinPool(p);
1134	<	}
1178	>	await(threadsStarted);
1179	>	assertTaskSubmissionsAreRejected(p);
1180	>
1181	>	if (shutdownNow)
1182	>	p.shutdownNow();
1183	>	else
1184	>	p.shutdown();
1185	>	// Pool is shutdown, but not yet terminated
1186	>	assertTaskSubmissionsAreRejected(p);
1187	>	assertFalse(p.isTerminated());
1188	>
1189	>	done.countDown();   // release blocking tasks
1190	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
1191	>
1192	>	assertTaskSubmissionsAreRejected(p);
1193	>	}
1194	>	assertEquals(saturatedSize(p)
1195	>	- (shutdownNow ? p.getQueue().remainingCapacity() : 0),
1196	>	p.getCompletedTaskCount());
1197		}
1198
1199		/**
1200	<	* executor using DiscardPolicy drops task if saturated.
1200	>	* executor using DiscardOldestPolicy drops oldest task if saturated.
1201		*/
1202	<	public void testSaturatedExecute3() {
1203	<	RejectedExecutionHandler h = new CustomTPE.DiscardPolicy();
1204	<	ThreadPoolExecutor p =
1202	>	public void testSaturatedExecute_DiscardOldestPolicy() {
1203	>	final CountDownLatch done = new CountDownLatch(1);
1204	>	LatchAwaiter r1 = awaiter(done);
1205	>	LatchAwaiter r2 = awaiter(done);
1206	>	LatchAwaiter r3 = awaiter(done);
1207	>	final ThreadPoolExecutor p =
1208		new CustomTPE(1, 1,
1209		LONG_DELAY_MS, MILLISECONDS,
1210		new ArrayBlockingQueue<Runnable>(1),
1211	<	h);
1212	<	try {
1213	<	TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1214	<	for (int i = 0; i < tasks.length; ++i)
1215	<	tasks[i] = new TrackedNoOpRunnable();
1216	<	p.execute(new TrackedLongRunnable());
1152	<	for (TrackedNoOpRunnable task : tasks)
1153	<	p.execute(task);
1154	<	for (TrackedNoOpRunnable task : tasks)
1155	<	assertFalse(task.done);
1156	<	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1157	<	} finally {
1158	<	joinPool(p);
1159	<	}
1160	<	}
1161	<
1162	<	/**
1163	<	* executor using DiscardOldestPolicy drops oldest task if saturated.
1164	<	*/
1165	<	public void testSaturatedExecute4() {
1166	<	RejectedExecutionHandler h = new CustomTPE.DiscardOldestPolicy();
1167	<	ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1168	<	try {
1169	<	p.execute(new TrackedLongRunnable());
1170	<	TrackedLongRunnable r2 = new TrackedLongRunnable();
1211	>	new ThreadPoolExecutor.DiscardOldestPolicy());
1212	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1213	>	assertEquals(LatchAwaiter.NEW, r1.state);
1214	>	assertEquals(LatchAwaiter.NEW, r2.state);
1215	>	assertEquals(LatchAwaiter.NEW, r3.state);
1216	>	p.execute(r1);
1217		p.execute(r2);
1218		assertTrue(p.getQueue().contains(r2));
1173	–	TrackedNoOpRunnable r3 = new TrackedNoOpRunnable();
1219		p.execute(r3);
1220		assertFalse(p.getQueue().contains(r2));
1221		assertTrue(p.getQueue().contains(r3));
1177	–	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1178	–	} finally {
1179	–	joinPool(p);
1180	–	}
1181	–	}
1182	–
1183	–	/**
1184	–	* execute throws RejectedExecutionException if shutdown
1185	–	*/
1186	–	public void testRejectedExecutionExceptionOnShutdown() {
1187	–	ThreadPoolExecutor p =
1188	–	new CustomTPE(1,1,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(1));
1189	–	try { p.shutdown(); } catch (SecurityException ok) { return; }
1190	–	try {
1191	–	p.execute(new NoOpRunnable());
1192	–	shouldThrow();
1193	–	} catch (RejectedExecutionException success) {}
1194	–
1195	–	joinPool(p);
1196	–	}
1197	–
1198	–	/**
1199	–	* execute using CallerRunsPolicy drops task on shutdown
1200	–	*/
1201	–	public void testCallerRunsOnShutdown() {
1202	–	RejectedExecutionHandler h = new CustomTPE.CallerRunsPolicy();
1203	–	ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1204	–
1205	–	try { p.shutdown(); } catch (SecurityException ok) { return; }
1206	–	try {
1207	–	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1208	–	p.execute(r);
1209	–	assertFalse(r.done);
1210	–	} finally {
1211	–	joinPool(p);
1212	–	}
1213	–	}
1214	–
1215	–	/**
1216	–	* execute using DiscardPolicy drops task on shutdown
1217	–	*/
1218	–	public void testDiscardOnShutdown() {
1219	–	RejectedExecutionHandler h = new CustomTPE.DiscardPolicy();
1220	–	ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1221	–
1222	–	try { p.shutdown(); } catch (SecurityException ok) { return; }
1223	–	try {
1224	–	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1225	–	p.execute(r);
1226	–	assertFalse(r.done);
1227	–	} finally {
1228	–	joinPool(p);
1222		}
1223	+	assertEquals(LatchAwaiter.DONE, r1.state);
1224	+	assertEquals(LatchAwaiter.NEW, r2.state);
1225	+	assertEquals(LatchAwaiter.DONE, r3.state);
1226		}
1227
1228		/**
1229		* execute using DiscardOldestPolicy drops task on shutdown
1230		*/
1231		public void testDiscardOldestOnShutdown() {
1232	<	RejectedExecutionHandler h = new CustomTPE.DiscardOldestPolicy();
1233	<	ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1232	>	final ThreadPoolExecutor p =
1233	>	new CustomTPE(1, 1,
1234	>	LONG_DELAY_MS, MILLISECONDS,
1235	>	new ArrayBlockingQueue<Runnable>(1),
1236	>	new ThreadPoolExecutor.DiscardOldestPolicy());
1237
1238		try { p.shutdown(); } catch (SecurityException ok) { return; }
1239	<	try {
1239	>	try (PoolCleaner cleaner = cleaner(p)) {
1240		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1241		p.execute(r);
1242		assertFalse(r.done);
1244	–	} finally {
1245	–	joinPool(p);
1243		}
1244		}
1245
1246		/**
1247	<	* execute(null) throws NPE
1247	>	* Submitting null tasks throws NullPointerException
1248		*/
1249	<	public void testExecuteNull() {
1250	<	ThreadPoolExecutor p =
1251	<	new CustomTPE(1, 2, 1L, SECONDS,
1249	>	public void testNullTaskSubmission() {
1250	>	final ThreadPoolExecutor p =
1251	>	new CustomTPE(1, 2,
1252	>	1L, SECONDS,
1253		new ArrayBlockingQueue<Runnable>(10));
1254	<	try {
1255	<	p.execute(null);
1256	<	shouldThrow();
1259	<	} catch (NullPointerException success) {}
1260	<
1261	<	joinPool(p);
1254	>	try (PoolCleaner cleaner = cleaner(p)) {
1255	>	assertNullTaskSubmissionThrowsNullPointerException(p);
1256	>	}
1257		}
1258
1259		/**
1260		* setCorePoolSize of negative value throws IllegalArgumentException
1261		*/
1262		public void testCorePoolSizeIllegalArgumentException() {
1263	<	ThreadPoolExecutor p =
1264	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1265	<	try {
1266	<	p.setCorePoolSize(-1);
1267	<	shouldThrow();
1268	<	} catch (IllegalArgumentException success) {
1269	<	} finally {
1270	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
1263	>	final ThreadPoolExecutor p =
1264	>	new CustomTPE(1, 2,
1265	>	LONG_DELAY_MS, MILLISECONDS,
1266	>	new ArrayBlockingQueue<Runnable>(10));
1267	>	try (PoolCleaner cleaner = cleaner(p)) {
1268	>	try {
1269	>	p.setCorePoolSize(-1);
1270	>	shouldThrow();
1271	>	} catch (IllegalArgumentException success) {}
1272		}
1277	–	joinPool(p);
1273		}
1274
1275		/**
#	Line 1282 | Line 1277 | public class ThreadPoolExecutorSubclassT
1277		* if given a value less the core pool size
1278		*/
1279		public void testMaximumPoolSizeIllegalArgumentException() {
1280	<	ThreadPoolExecutor p =
1281	<	new CustomTPE(2,3,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1282	<	try {
1283	<	p.setMaximumPoolSize(1);
1284	<	shouldThrow();
1285	<	} catch (IllegalArgumentException success) {
1286	<	} finally {
1287	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
1280	>	final ThreadPoolExecutor p =
1281	>	new CustomTPE(2, 3,
1282	>	LONG_DELAY_MS, MILLISECONDS,
1283	>	new ArrayBlockingQueue<Runnable>(10));
1284	>	try (PoolCleaner cleaner = cleaner(p)) {
1285	>	try {
1286	>	p.setMaximumPoolSize(1);
1287	>	shouldThrow();
1288	>	} catch (IllegalArgumentException success) {}
1289		}
1294	–	joinPool(p);
1290		}
1291
1292		/**
#	Line 1299 | Line 1294 | public class ThreadPoolExecutorSubclassT
1294		* if given a negative value
1295		*/
1296		public void testMaximumPoolSizeIllegalArgumentException2() {
1297	<	ThreadPoolExecutor p =
1298	<	new CustomTPE(2,3,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1299	<	try {
1300	<	p.setMaximumPoolSize(-1);
1301	<	shouldThrow();
1302	<	} catch (IllegalArgumentException success) {
1303	<	} finally {
1304	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
1297	>	final ThreadPoolExecutor p =
1298	>	new CustomTPE(2, 3,
1299	>	LONG_DELAY_MS, MILLISECONDS,
1300	>	new ArrayBlockingQueue<Runnable>(10));
1301	>	try (PoolCleaner cleaner = cleaner(p)) {
1302	>	try {
1303	>	p.setMaximumPoolSize(-1);
1304	>	shouldThrow();
1305	>	} catch (IllegalArgumentException success) {}
1306		}
1311	–	joinPool(p);
1307		}
1308
1309		/**
#	Line 1316 | Line 1311 | public class ThreadPoolExecutorSubclassT
1311		* when given a negative value
1312		*/
1313		public void testKeepAliveTimeIllegalArgumentException() {
1314	<	ThreadPoolExecutor p =
1315	<	new CustomTPE(2,3,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1316	<
1317	<	try {
1318	<	p.setKeepAliveTime(-1,MILLISECONDS);
1319	<	shouldThrow();
1320	<	} catch (IllegalArgumentException success) {
1321	<	} finally {
1322	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
1314	>	final ThreadPoolExecutor p =
1315	>	new CustomTPE(2, 3,
1316	>	LONG_DELAY_MS, MILLISECONDS,
1317	>	new ArrayBlockingQueue<Runnable>(10));
1318	>	try (PoolCleaner cleaner = cleaner(p)) {
1319	>	try {
1320	>	p.setKeepAliveTime(-1, MILLISECONDS);
1321	>	shouldThrow();
1322	>	} catch (IllegalArgumentException success) {}
1323		}
1329	–	joinPool(p);
1324		}
1325
1326		/**
#	Line 1334 | Line 1328 | public class ThreadPoolExecutorSubclassT
1328		*/
1329		public void testTerminated() {
1330		CustomTPE p = new CustomTPE();
1331	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
1332	<	assertTrue(p.terminatedCalled());
1333	<	joinPool(p);
1331	>	try (PoolCleaner cleaner = cleaner(p)) {
1332	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1333	>	assertTrue(p.terminatedCalled());
1334	>	assertTrue(p.isShutdown());
1335	>	}
1336		}
1337
1338		/**
#	Line 1344 | Line 1340 | public class ThreadPoolExecutorSubclassT
1340		*/
1341		public void testBeforeAfter() throws InterruptedException {
1342		CustomTPE p = new CustomTPE();
1343	<	try {
1343	>	try (PoolCleaner cleaner = cleaner(p)) {
1344		final CountDownLatch done = new CountDownLatch(1);
1345		p.execute(new CheckedRunnable() {
1346		public void realRun() {
#	Line 1354 | Line 1350 | public class ThreadPoolExecutorSubclassT
1350		assertEquals(0, done.getCount());
1351		assertTrue(p.afterCalled());
1352		assertTrue(p.beforeCalled());
1357	–	try { p.shutdown(); } catch (SecurityException ok) { return; }
1358	–	} finally {
1359	–	joinPool(p);
1353		}
1354		}
1355
#	Line 1364 | Line 1357 | public class ThreadPoolExecutorSubclassT
1357		* completed submit of callable returns result
1358		*/
1359		public void testSubmitCallable() throws Exception {
1360	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1361	<	try {
1360	>	final ExecutorService e =
1361	>	new CustomTPE(2, 2,
1362	>	LONG_DELAY_MS, MILLISECONDS,
1363	>	new ArrayBlockingQueue<Runnable>(10));
1364	>	try (PoolCleaner cleaner = cleaner(e)) {
1365		Future<String> future = e.submit(new StringTask());
1366		String result = future.get();
1367		assertSame(TEST_STRING, result);
1372	–	} finally {
1373	–	joinPool(e);
1368		}
1369		}
1370
#	Line 1378 | Line 1372 | public class ThreadPoolExecutorSubclassT
1372		* completed submit of runnable returns successfully
1373		*/
1374		public void testSubmitRunnable() throws Exception {
1375	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1376	<	try {
1375	>	final ExecutorService e =
1376	>	new CustomTPE(2, 2,
1377	>	LONG_DELAY_MS, MILLISECONDS,
1378	>	new ArrayBlockingQueue<Runnable>(10));
1379	>	try (PoolCleaner cleaner = cleaner(e)) {
1380		Future<?> future = e.submit(new NoOpRunnable());
1381		future.get();
1382		assertTrue(future.isDone());
1386	–	} finally {
1387	–	joinPool(e);
1383		}
1384		}
1385
#	Line 1392 | Line 1387 | public class ThreadPoolExecutorSubclassT
1387		* completed submit of (runnable, result) returns result
1388		*/
1389		public void testSubmitRunnable2() throws Exception {
1390	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1391	<	try {
1390	>	final ExecutorService e =
1391	>	new CustomTPE(2, 2,
1392	>	LONG_DELAY_MS, MILLISECONDS,
1393	>	new ArrayBlockingQueue<Runnable>(10));
1394	>	try (PoolCleaner cleaner = cleaner(e)) {
1395		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
1396		String result = future.get();
1397		assertSame(TEST_STRING, result);
1400	–	} finally {
1401	–	joinPool(e);
1398		}
1399		}
1400
1401		/**
1402	<	* invokeAny(null) throws NPE
1402	>	* invokeAny(null) throws NullPointerException
1403		*/
1404		public void testInvokeAny1() throws Exception {
1405	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1406	<	try {
1407	<	e.invokeAny(null);
1408	<	shouldThrow();
1409	<	} catch (NullPointerException success) {
1410	<	} finally {
1411	<	joinPool(e);
1405	>	final ExecutorService e =
1406	>	new CustomTPE(2, 2,
1407	>	LONG_DELAY_MS, MILLISECONDS,
1408	>	new ArrayBlockingQueue<Runnable>(10));
1409	>	try (PoolCleaner cleaner = cleaner(e)) {
1410	>	try {
1411	>	e.invokeAny(null);
1412	>	shouldThrow();
1413	>	} catch (NullPointerException success) {}
1414		}
1415		}
1416
1417		/**
1418	<	* invokeAny(empty collection) throws IAE
1418	>	* invokeAny(empty collection) throws IllegalArgumentException
1419		*/
1420		public void testInvokeAny2() throws Exception {
1421	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1422	<	try {
1423	<	e.invokeAny(new ArrayList<Callable<String>>());
1424	<	shouldThrow();
1425	<	} catch (IllegalArgumentException success) {
1426	<	} finally {
1427	<	joinPool(e);
1421	>	final ExecutorService e =
1422	>	new CustomTPE(2, 2,
1423	>	LONG_DELAY_MS, MILLISECONDS,
1424	>	new ArrayBlockingQueue<Runnable>(10));
1425	>	try (PoolCleaner cleaner = cleaner(e)) {
1426	>	try {
1427	>	e.invokeAny(new ArrayList<Callable<String>>());
1428	>	shouldThrow();
1429	>	} catch (IllegalArgumentException success) {}
1430		}
1431		}
1432
#	Line 1435 | Line 1435 | public class ThreadPoolExecutorSubclassT
1435		*/
1436		public void testInvokeAny3() throws Exception {
1437		CountDownLatch latch = new CountDownLatch(1);
1438	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1439	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1440	<	l.add(latchAwaitingStringTask(latch));
1441	<	l.add(null);
1442	<	try {
1443	<	e.invokeAny(l);
1444	<	shouldThrow();
1445	<	} catch (NullPointerException success) {
1446	<	} finally {
1438	>	final ExecutorService e =
1439	>	new CustomTPE(2, 2,
1440	>	LONG_DELAY_MS, MILLISECONDS,
1441	>	new ArrayBlockingQueue<Runnable>(10));
1442	>	try (PoolCleaner cleaner = cleaner(e)) {
1443	>	List<Callable<String>> l = new ArrayList<>();
1444	>	l.add(latchAwaitingStringTask(latch));
1445	>	l.add(null);
1446	>	try {
1447	>	e.invokeAny(l);
1448	>	shouldThrow();
1449	>	} catch (NullPointerException success) {}
1450		latch.countDown();
1448	–	joinPool(e);
1451		}
1452		}
1453
#	Line 1453 | Line 1455 | public class ThreadPoolExecutorSubclassT
1455		* invokeAny(c) throws ExecutionException if no task completes
1456		*/
1457		public void testInvokeAny4() throws Exception {
1458	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1459	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1460	<	l.add(new NPETask());
1461	<	try {
1462	<	e.invokeAny(l);
1463	<	shouldThrow();
1464	<	} catch (ExecutionException success) {
1465	<	assertTrue(success.getCause() instanceof NullPointerException);
1466	<	} finally {
1467	<	joinPool(e);
1458	>	final ExecutorService e =
1459	>	new CustomTPE(2, 2,
1460	>	LONG_DELAY_MS, MILLISECONDS,
1461	>	new ArrayBlockingQueue<Runnable>(10));
1462	>	try (PoolCleaner cleaner = cleaner(e)) {
1463	>	List<Callable<String>> l = new ArrayList<>();
1464	>	l.add(new NPETask());
1465	>	try {
1466	>	e.invokeAny(l);
1467	>	shouldThrow();
1468	>	} catch (ExecutionException success) {
1469	>	assertTrue(success.getCause() instanceof NullPointerException);
1470	>	}
1471		}
1472		}
1473
#	Line 1470 | Line 1475 | public class ThreadPoolExecutorSubclassT
1475		* invokeAny(c) returns result of some task
1476		*/
1477		public void testInvokeAny5() throws Exception {
1478	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1479	<	try {
1480	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1478	>	final ExecutorService e =
1479	>	new CustomTPE(2, 2,
1480	>	LONG_DELAY_MS, MILLISECONDS,
1481	>	new ArrayBlockingQueue<Runnable>(10));
1482	>	try (PoolCleaner cleaner = cleaner(e)) {
1483	>	List<Callable<String>> l = new ArrayList<>();
1484		l.add(new StringTask());
1485		l.add(new StringTask());
1486		String result = e.invokeAny(l);
1487		assertSame(TEST_STRING, result);
1480	–	} finally {
1481	–	joinPool(e);
1488		}
1489		}
1490
#	Line 1486 | Line 1492 | public class ThreadPoolExecutorSubclassT
1492		* invokeAll(null) throws NPE
1493		*/
1494		public void testInvokeAll1() throws Exception {
1495	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1496	<	try {
1497	<	e.invokeAll(null);
1498	<	shouldThrow();
1499	<	} catch (NullPointerException success) {
1500	<	} finally {
1501	<	joinPool(e);
1495	>	final ExecutorService e =
1496	>	new CustomTPE(2, 2,
1497	>	LONG_DELAY_MS, MILLISECONDS,
1498	>	new ArrayBlockingQueue<Runnable>(10));
1499	>	try (PoolCleaner cleaner = cleaner(e)) {
1500	>	try {
1501	>	e.invokeAll(null);
1502	>	shouldThrow();
1503	>	} catch (NullPointerException success) {}
1504		}
1505		}
1506
1507		/**
1508	<	* invokeAll(empty collection) returns empty collection
1508	>	* invokeAll(empty collection) returns empty list
1509		*/
1510		public void testInvokeAll2() throws Exception {
1511	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1512	<	try {
1513	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
1511	>	final ExecutorService e =
1512	>	new CustomTPE(2, 2,
1513	>	LONG_DELAY_MS, MILLISECONDS,
1514	>	new ArrayBlockingQueue<Runnable>(10));
1515	>	final Collection<Callable<String>> emptyCollection
1516	>	= Collections.emptyList();
1517	>	try (PoolCleaner cleaner = cleaner(e)) {
1518	>	List<Future<String>> r = e.invokeAll(emptyCollection);
1519		assertTrue(r.isEmpty());
1507	–	} finally {
1508	–	joinPool(e);
1520		}
1521		}
1522
#	Line 1513 | Line 1524 | public class ThreadPoolExecutorSubclassT
1524		* invokeAll(c) throws NPE if c has null elements
1525		*/
1526		public void testInvokeAll3() throws Exception {
1527	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1528	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1529	<	l.add(new StringTask());
1530	<	l.add(null);
1531	<	try {
1532	<	e.invokeAll(l);
1533	<	shouldThrow();
1534	<	} catch (NullPointerException success) {
1535	<	} finally {
1536	<	joinPool(e);
1527	>	final ExecutorService e =
1528	>	new CustomTPE(2, 2,
1529	>	LONG_DELAY_MS, MILLISECONDS,
1530	>	new ArrayBlockingQueue<Runnable>(10));
1531	>	try (PoolCleaner cleaner = cleaner(e)) {
1532	>	List<Callable<String>> l = new ArrayList<>();
1533	>	l.add(new StringTask());
1534	>	l.add(null);
1535	>	try {
1536	>	e.invokeAll(l);
1537	>	shouldThrow();
1538	>	} catch (NullPointerException success) {}
1539		}
1540		}
1541
#	Line 1530 | Line 1543 | public class ThreadPoolExecutorSubclassT
1543		* get of element of invokeAll(c) throws exception on failed task
1544		*/
1545		public void testInvokeAll4() throws Exception {
1546	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1547	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1548	<	l.add(new NPETask());
1549	<	List<Future<String>> futures = e.invokeAll(l);
1550	<	assertEquals(1, futures.size());
1551	<	try {
1552	<	futures.get(0).get();
1553	<	shouldThrow();
1554	<	} catch (ExecutionException success) {
1555	<	assertTrue(success.getCause() instanceof NullPointerException);
1556	<	} finally {
1557	<	joinPool(e);
1546	>	final ExecutorService e =
1547	>	new CustomTPE(2, 2,
1548	>	LONG_DELAY_MS, MILLISECONDS,
1549	>	new ArrayBlockingQueue<Runnable>(10));
1550	>	try (PoolCleaner cleaner = cleaner(e)) {
1551	>	List<Callable<String>> l = new ArrayList<>();
1552	>	l.add(new NPETask());
1553	>	List<Future<String>> futures = e.invokeAll(l);
1554	>	assertEquals(1, futures.size());
1555	>	try {
1556	>	futures.get(0).get();
1557	>	shouldThrow();
1558	>	} catch (ExecutionException success) {
1559	>	assertTrue(success.getCause() instanceof NullPointerException);
1560	>	}
1561		}
1562		}
1563
#	Line 1549 | Line 1565 | public class ThreadPoolExecutorSubclassT
1565		* invokeAll(c) returns results of all completed tasks
1566		*/
1567		public void testInvokeAll5() throws Exception {
1568	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1569	<	try {
1570	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1568	>	final ExecutorService e =
1569	>	new CustomTPE(2, 2,
1570	>	LONG_DELAY_MS, MILLISECONDS,
1571	>	new ArrayBlockingQueue<Runnable>(10));
1572	>	try (PoolCleaner cleaner = cleaner(e)) {
1573	>	List<Callable<String>> l = new ArrayList<>();
1574		l.add(new StringTask());
1575		l.add(new StringTask());
1576		List<Future<String>> futures = e.invokeAll(l);
1577		assertEquals(2, futures.size());
1578		for (Future<String> future : futures)
1579		assertSame(TEST_STRING, future.get());
1561	–	} finally {
1562	–	joinPool(e);
1580		}
1581		}
1582
#	Line 1567 | Line 1584 | public class ThreadPoolExecutorSubclassT
1584		* timed invokeAny(null) throws NPE
1585		*/
1586		public void testTimedInvokeAny1() throws Exception {
1587	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1588	<	try {
1589	<	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1590	<	shouldThrow();
1591	<	} catch (NullPointerException success) {
1592	<	} finally {
1593	<	joinPool(e);
1587	>	final ExecutorService e =
1588	>	new CustomTPE(2, 2,
1589	>	LONG_DELAY_MS, MILLISECONDS,
1590	>	new ArrayBlockingQueue<Runnable>(10));
1591	>	try (PoolCleaner cleaner = cleaner(e)) {
1592	>	try {
1593	>	e.invokeAny(null, randomTimeout(), randomTimeUnit());
1594	>	shouldThrow();
1595	>	} catch (NullPointerException success) {}
1596		}
1597		}
1598
#	Line 1581 | Line 1600 | public class ThreadPoolExecutorSubclassT
1600		* timed invokeAny(,,null) throws NPE
1601		*/
1602		public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1603	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1604	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1605	<	l.add(new StringTask());
1606	<	try {
1607	<	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1608	<	shouldThrow();
1609	<	} catch (NullPointerException success) {
1610	<	} finally {
1611	<	joinPool(e);
1603	>	final ExecutorService e =
1604	>	new CustomTPE(2, 2,
1605	>	LONG_DELAY_MS, MILLISECONDS,
1606	>	new ArrayBlockingQueue<Runnable>(10));
1607	>	try (PoolCleaner cleaner = cleaner(e)) {
1608	>	List<Callable<String>> l = new ArrayList<>();
1609	>	l.add(new StringTask());
1610	>	try {
1611	>	e.invokeAny(l, randomTimeout(), null);
1612	>	shouldThrow();
1613	>	} catch (NullPointerException success) {}
1614		}
1615		}
1616
1617		/**
1618	<	* timed invokeAny(empty collection) throws IAE
1618	>	* timed invokeAny(empty collection) throws IllegalArgumentException
1619		*/
1620		public void testTimedInvokeAny2() throws Exception {
1621	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1622	<	try {
1623	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1624	<	shouldThrow();
1625	<	} catch (IllegalArgumentException success) {
1626	<	} finally {
1627	<	joinPool(e);
1621	>	final ExecutorService e =
1622	>	new CustomTPE(2, 2,
1623	>	LONG_DELAY_MS, MILLISECONDS,
1624	>	new ArrayBlockingQueue<Runnable>(10));
1625	>	final Collection<Callable<String>> emptyCollection
1626	>	= Collections.emptyList();
1627	>	try (PoolCleaner cleaner = cleaner(e)) {
1628	>	try {
1629	>	e.invokeAny(emptyCollection, randomTimeout(), randomTimeUnit());
1630	>	shouldThrow();
1631	>	} catch (IllegalArgumentException success) {}
1632		}
1633		}
1634
#	Line 1612 | Line 1637 | public class ThreadPoolExecutorSubclassT
1637		*/
1638		public void testTimedInvokeAny3() throws Exception {
1639		CountDownLatch latch = new CountDownLatch(1);
1640	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1641	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1642	<	l.add(latchAwaitingStringTask(latch));
1643	<	l.add(null);
1644	<	try {
1645	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1646	<	shouldThrow();
1647	<	} catch (NullPointerException success) {
1648	<	} finally {
1640	>	final ExecutorService e =
1641	>	new CustomTPE(2, 2,
1642	>	LONG_DELAY_MS, MILLISECONDS,
1643	>	new ArrayBlockingQueue<Runnable>(10));
1644	>	try (PoolCleaner cleaner = cleaner(e)) {
1645	>	List<Callable<String>> l = new ArrayList<>();
1646	>	l.add(latchAwaitingStringTask(latch));
1647	>	l.add(null);
1648	>	try {
1649	>	e.invokeAny(l, randomTimeout(), randomTimeUnit());
1650	>	shouldThrow();
1651	>	} catch (NullPointerException success) {}
1652		latch.countDown();
1625	–	joinPool(e);
1653		}
1654		}
1655
#	Line 1630 | Line 1657 | public class ThreadPoolExecutorSubclassT
1657		* timed invokeAny(c) throws ExecutionException if no task completes
1658		*/
1659		public void testTimedInvokeAny4() throws Exception {
1660	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1661	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1662	<	l.add(new NPETask());
1663	<	try {
1664	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1665	<	shouldThrow();
1666	<	} catch (ExecutionException success) {
1667	<	assertTrue(success.getCause() instanceof NullPointerException);
1668	<	} finally {
1669	<	joinPool(e);
1660	>	final ExecutorService e =
1661	>	new CustomTPE(2, 2,
1662	>	LONG_DELAY_MS, MILLISECONDS,
1663	>	new ArrayBlockingQueue<Runnable>(10));
1664	>	try (PoolCleaner cleaner = cleaner(e)) {
1665	>	long startTime = System.nanoTime();
1666	>	List<Callable<String>> l = new ArrayList<>();
1667	>	l.add(new NPETask());
1668	>	try {
1669	>	e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
1670	>	shouldThrow();
1671	>	} catch (ExecutionException success) {
1672	>	assertTrue(success.getCause() instanceof NullPointerException);
1673	>	}
1674	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1675		}
1676		}
1677
#	Line 1647 | Line 1679 | public class ThreadPoolExecutorSubclassT
1679		* timed invokeAny(c) returns result of some task
1680		*/
1681		public void testTimedInvokeAny5() throws Exception {
1682	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1683	<	try {
1684	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1682	>	final ExecutorService e =
1683	>	new CustomTPE(2, 2,
1684	>	LONG_DELAY_MS, MILLISECONDS,
1685	>	new ArrayBlockingQueue<Runnable>(10));
1686	>	try (PoolCleaner cleaner = cleaner(e)) {
1687	>	long startTime = System.nanoTime();
1688	>	List<Callable<String>> l = new ArrayList<>();
1689		l.add(new StringTask());
1690		l.add(new StringTask());
1691	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1691	>	String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
1692		assertSame(TEST_STRING, result);
1693	<	} finally {
1658	<	joinPool(e);
1693	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1694		}
1695		}
1696
#	Line 1663 | Line 1698 | public class ThreadPoolExecutorSubclassT
1698		* timed invokeAll(null) throws NPE
1699		*/
1700		public void testTimedInvokeAll1() throws Exception {
1701	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1702	<	try {
1703	<	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1704	<	shouldThrow();
1705	<	} catch (NullPointerException success) {
1706	<	} finally {
1707	<	joinPool(e);
1701	>	final ExecutorService e =
1702	>	new CustomTPE(2, 2,
1703	>	LONG_DELAY_MS, MILLISECONDS,
1704	>	new ArrayBlockingQueue<Runnable>(10));
1705	>	try (PoolCleaner cleaner = cleaner(e)) {
1706	>	try {
1707	>	e.invokeAll(null, randomTimeout(), randomTimeUnit());
1708	>	shouldThrow();
1709	>	} catch (NullPointerException success) {}
1710		}
1711		}
1712
#	Line 1677 | Line 1714 | public class ThreadPoolExecutorSubclassT
1714		* timed invokeAll(,,null) throws NPE
1715		*/
1716		public void testTimedInvokeAllNullTimeUnit() throws Exception {
1717	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1718	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1719	<	l.add(new StringTask());
1720	<	try {
1721	<	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1722	<	shouldThrow();
1723	<	} catch (NullPointerException success) {
1724	<	} finally {
1725	<	joinPool(e);
1717	>	final ExecutorService e =
1718	>	new CustomTPE(2, 2,
1719	>	LONG_DELAY_MS, MILLISECONDS,
1720	>	new ArrayBlockingQueue<Runnable>(10));
1721	>	try (PoolCleaner cleaner = cleaner(e)) {
1722	>	List<Callable<String>> l = new ArrayList<>();
1723	>	l.add(new StringTask());
1724	>	try {
1725	>	e.invokeAll(l, randomTimeout(), null);
1726	>	shouldThrow();
1727	>	} catch (NullPointerException success) {}
1728		}
1729		}
1730
1731		/**
1732	<	* timed invokeAll(empty collection) returns empty collection
1732	>	* timed invokeAll(empty collection) returns empty list
1733		*/
1734		public void testTimedInvokeAll2() throws Exception {
1735	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1736	<	try {
1737	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1735	>	final ExecutorService e =
1736	>	new CustomTPE(2, 2,
1737	>	LONG_DELAY_MS, MILLISECONDS,
1738	>	new ArrayBlockingQueue<Runnable>(10));
1739	>	final Collection<Callable<String>> emptyCollection
1740	>	= Collections.emptyList();
1741	>	try (PoolCleaner cleaner = cleaner(e)) {
1742	>	List<Future<String>> r =
1743	>	e.invokeAll(emptyCollection, randomTimeout(), randomTimeUnit());
1744		assertTrue(r.isEmpty());
1700	–	} finally {
1701	–	joinPool(e);
1745		}
1746		}
1747
#	Line 1706 | Line 1749 | public class ThreadPoolExecutorSubclassT
1749		* timed invokeAll(c) throws NPE if c has null elements
1750		*/
1751		public void testTimedInvokeAll3() throws Exception {
1752	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1753	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1754	<	l.add(new StringTask());
1755	<	l.add(null);
1756	<	try {
1757	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1758	<	shouldThrow();
1759	<	} catch (NullPointerException success) {
1760	<	} finally {
1761	<	joinPool(e);
1752	>	final ExecutorService e =
1753	>	new CustomTPE(2, 2,
1754	>	LONG_DELAY_MS, MILLISECONDS,
1755	>	new ArrayBlockingQueue<Runnable>(10));
1756	>	try (PoolCleaner cleaner = cleaner(e)) {
1757	>	List<Callable<String>> l = new ArrayList<>();
1758	>	l.add(new StringTask());
1759	>	l.add(null);
1760	>	try {
1761	>	e.invokeAll(l, randomTimeout(), randomTimeUnit());
1762	>	shouldThrow();
1763	>	} catch (NullPointerException success) {}
1764		}
1765		}
1766
#	Line 1723 | Line 1768 | public class ThreadPoolExecutorSubclassT
1768		* get of element of invokeAll(c) throws exception on failed task
1769		*/
1770		public void testTimedInvokeAll4() throws Exception {
1771	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1772	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1773	<	l.add(new NPETask());
1774	<	List<Future<String>> futures =
1775	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1776	<	assertEquals(1, futures.size());
1777	<	try {
1778	<	futures.get(0).get();
1779	<	shouldThrow();
1780	<	} catch (ExecutionException success) {
1781	<	assertTrue(success.getCause() instanceof NullPointerException);
1782	<	} finally {
1783	<	joinPool(e);
1771	>	final ExecutorService e =
1772	>	new CustomTPE(2, 2,
1773	>	LONG_DELAY_MS, MILLISECONDS,
1774	>	new ArrayBlockingQueue<Runnable>(10));
1775	>	try (PoolCleaner cleaner = cleaner(e)) {
1776	>	List<Callable<String>> l = new ArrayList<>();
1777	>	l.add(new NPETask());
1778	>	List<Future<String>> futures =
1779	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1780	>	assertEquals(1, futures.size());
1781	>	try {
1782	>	futures.get(0).get();
1783	>	shouldThrow();
1784	>	} catch (ExecutionException success) {
1785	>	assertTrue(success.getCause() instanceof NullPointerException);
1786	>	}
1787		}
1788		}
1789
#	Line 1743 | Line 1791 | public class ThreadPoolExecutorSubclassT
1791		* timed invokeAll(c) returns results of all completed tasks
1792		*/
1793		public void testTimedInvokeAll5() throws Exception {
1794	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1795	<	try {
1796	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1794	>	final ExecutorService e =
1795	>	new CustomTPE(2, 2,
1796	>	LONG_DELAY_MS, MILLISECONDS,
1797	>	new ArrayBlockingQueue<Runnable>(10));
1798	>	try (PoolCleaner cleaner = cleaner(e)) {
1799	>	List<Callable<String>> l = new ArrayList<>();
1800		l.add(new StringTask());
1801		l.add(new StringTask());
1802		List<Future<String>> futures =
#	Line 1753 | Line 1804 | public class ThreadPoolExecutorSubclassT
1804		assertEquals(2, futures.size());
1805		for (Future<String> future : futures)
1806		assertSame(TEST_STRING, future.get());
1756	–	} finally {
1757	–	joinPool(e);
1807		}
1808		}
1809
#	Line 1762 | Line 1811 | public class ThreadPoolExecutorSubclassT
1811		* timed invokeAll(c) cancels tasks not completed by timeout
1812		*/
1813		public void testTimedInvokeAll6() throws Exception {
1814	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1815	<	try {
1816	<	for (long timeout = timeoutMillis();;) {
1814	>	for (long timeout = timeoutMillis();;) {
1815	>	final CountDownLatch done = new CountDownLatch(1);
1816	>	final Callable<String> waiter = new CheckedCallable<String>() {
1817	>	public String realCall() {
1818	>	try { done.await(LONG_DELAY_MS, MILLISECONDS); }
1819	>	catch (InterruptedException ok) {}
1820	>	return "1"; }};
1821	>	final ExecutorService p =
1822	>	new CustomTPE(2, 2,
1823	>	LONG_DELAY_MS, MILLISECONDS,
1824	>	new ArrayBlockingQueue<Runnable>(10));
1825	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1826		List<Callable<String>> tasks = new ArrayList<>();
1827		tasks.add(new StringTask("0"));
1828	<	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1828	>	tasks.add(waiter);
1829		tasks.add(new StringTask("2"));
1830		long startTime = System.nanoTime();
1831		List<Future<String>> futures =
1832	<	e.invokeAll(tasks, timeout, MILLISECONDS);
1832	>	p.invokeAll(tasks, timeout, MILLISECONDS);
1833		assertEquals(tasks.size(), futures.size());
1834		assertTrue(millisElapsedSince(startTime) >= timeout);
1835	<	for (Future future : futures)
1835	>	for (Future<?> future : futures)
1836		assertTrue(future.isDone());
1837		assertTrue(futures.get(1).isCancelled());
1838		try {
#	Line 1787 | Line 1845 | public class ThreadPoolExecutorSubclassT
1845		fail("expected exactly one task to be cancelled");
1846		}
1847		}
1790	–	} finally {
1791	–	joinPool(e);
1848		}
1849		}
1850
#	Line 1802 | Line 1858 | public class ThreadPoolExecutorSubclassT
1858		LONG_DELAY_MS, MILLISECONDS,
1859		new LinkedBlockingQueue<Runnable>(),
1860		new FailingThreadFactory());
1861	<	try {
1861	>	try (PoolCleaner cleaner = cleaner(e)) {
1862		final int TASKS = 100;
1863		final CountDownLatch done = new CountDownLatch(TASKS);
1864		for (int k = 0; k < TASKS; ++k)
#	Line 1810 | Line 1866 | public class ThreadPoolExecutorSubclassT
1866		public void realRun() {
1867		done.countDown();
1868		}});
1869	<	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
1814	<	} finally {
1815	<	joinPool(e);
1869	>	await(done);
1870		}
1871		}
1872
#	Line 1820 | Line 1874 | public class ThreadPoolExecutorSubclassT
1874		* allowsCoreThreadTimeOut is by default false.
1875		*/
1876		public void testAllowsCoreThreadTimeOut() {
1877	<	ThreadPoolExecutor p = new CustomTPE(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1878	<	assertFalse(p.allowsCoreThreadTimeOut());
1879	<	joinPool(p);
1877	>	final ThreadPoolExecutor p =
1878	>	new CustomTPE(2, 2,
1879	>	1000, MILLISECONDS,
1880	>	new ArrayBlockingQueue<Runnable>(10));
1881	>	try (PoolCleaner cleaner = cleaner(p)) {
1882	>	assertFalse(p.allowsCoreThreadTimeOut());
1883	>	}
1884		}
1885
1886		/**
#	Line 1834 | Line 1892 | public class ThreadPoolExecutorSubclassT
1892		new CustomTPE(2, 10,
1893		keepAliveTime, MILLISECONDS,
1894		new ArrayBlockingQueue<Runnable>(10));
1895	<	final CountDownLatch threadStarted = new CountDownLatch(1);
1896	<	try {
1895	>	try (PoolCleaner cleaner = cleaner(p)) {
1896	>	final CountDownLatch threadStarted = new CountDownLatch(1);
1897		p.allowCoreThreadTimeOut(true);
1898		p.execute(new CheckedRunnable() {
1899		public void realRun() {
#	Line 1850 | Line 1908 | public class ThreadPoolExecutorSubclassT
1908		Thread.yield();
1909		assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1910		assertEquals(0, p.getPoolSize());
1853	–	} finally {
1854	–	joinPool(p);
1911		}
1912		}
1913
#	Line 1864 | Line 1920 | public class ThreadPoolExecutorSubclassT
1920		new CustomTPE(2, 10,
1921		keepAliveTime, MILLISECONDS,
1922		new ArrayBlockingQueue<Runnable>(10));
1923	<	final CountDownLatch threadStarted = new CountDownLatch(1);
1924	<	try {
1923	>	try (PoolCleaner cleaner = cleaner(p)) {
1924	>	final CountDownLatch threadStarted = new CountDownLatch(1);
1925		p.allowCoreThreadTimeOut(false);
1926		p.execute(new CheckedRunnable() {
1927		public void realRun() throws InterruptedException {
#	Line 1874 | Line 1930 | public class ThreadPoolExecutorSubclassT
1930		}});
1931		delay(2 * keepAliveTime);
1932		assertTrue(p.getPoolSize() >= 1);
1877	–	} finally {
1878	–	joinPool(p);
1933		}
1934		}
1935
#	Line 1884 | Line 1938 | public class ThreadPoolExecutorSubclassT
1938		* (in part, a test of CustomTPE itself)
1939		*/
1940		public void testGet_cancelled() throws Exception {
1941	+	final CountDownLatch done = new CountDownLatch(1);
1942		final ExecutorService e =
1943		new CustomTPE(1, 1,
1944		LONG_DELAY_MS, MILLISECONDS,
1945		new LinkedBlockingQueue<Runnable>());
1946	<	try {
1946	>	try (PoolCleaner cleaner = cleaner(e, done)) {
1947		final CountDownLatch blockerStarted = new CountDownLatch(1);
1893	–	final CountDownLatch done = new CountDownLatch(1);
1948		final List<Future<?>> futures = new ArrayList<>();
1949		for (int i = 0; i < 2; i++) {
1950		Runnable r = new CheckedRunnable() { public void realRun()
#	Line 1900 | Line 1954 | public class ThreadPoolExecutorSubclassT
1954		}};
1955		futures.add(e.submit(r));
1956		}
1957	<	assertTrue(blockerStarted.await(LONG_DELAY_MS, MILLISECONDS));
1957	>	await(blockerStarted);
1958		for (Future<?> future : futures) future.cancel(false);
1959		for (Future<?> future : futures) {
1960		try {
#	Line 1914 | Line 1968 | public class ThreadPoolExecutorSubclassT
1968		assertTrue(future.isCancelled());
1969		assertTrue(future.isDone());
1970		}
1917	–	done.countDown();
1918	–	} finally {
1919	–	joinPool(e);
1971		}
1972		}
1973	+	@SuppressWarnings("deprecation")
1974	+	public void testFinalizeMethodCallsSuperFinalize() {
1975	+	new CustomTPE(1, 1,
1976	+	LONG_DELAY_MS, MILLISECONDS,
1977	+	new LinkedBlockingQueue<Runnable>()) {
1978	+
1979	+	/**
1980	+	* A finalize method without "throws Throwable", that
1981	+	* calls super.finalize().
1982	+	*/
1983	+	protected void finalize() {
1984	+	super.finalize();
1985	+	}
1986	+	}.shutdown();
1987	+	}
1988
1989		}

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