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

Comparing jsr166/src/test/tck/ThreadPoolExecutorTest.java (file contents):
Revision 1.101 by jsr166, Mon Oct 5 21:54:33 2015 UTC vs.
Revision 1.127 by dl, Tue Jan 26 13:33:06 2021 UTC

#	Line 11 | Line 11 | import static java.util.concurrent.TimeU
11		import static java.util.concurrent.TimeUnit.SECONDS;
12
13		import java.util.ArrayList;
14	+	import java.util.Collection;
15	+	import java.util.Collections;
16		import java.util.List;
17		import java.util.concurrent.ArrayBlockingQueue;
18		import java.util.concurrent.BlockingQueue;
#	Line 18 | Line 20 | import java.util.concurrent.Callable;
20		import java.util.concurrent.CancellationException;
21		import java.util.concurrent.CountDownLatch;
22		import java.util.concurrent.ExecutionException;
21	–	import java.util.concurrent.Executors;
23		import java.util.concurrent.ExecutorService;
24		import java.util.concurrent.Future;
25		import java.util.concurrent.FutureTask;
#	Line 27 | Line 28 | import java.util.concurrent.RejectedExec
28		import java.util.concurrent.RejectedExecutionHandler;
29		import java.util.concurrent.SynchronousQueue;
30		import java.util.concurrent.ThreadFactory;
31	+	import java.util.concurrent.ThreadLocalRandom;
32		import java.util.concurrent.ThreadPoolExecutor;
33	<	import java.util.concurrent.TimeUnit;
33	>	import java.util.concurrent.ThreadPoolExecutor.AbortPolicy;
34	>	import java.util.concurrent.ThreadPoolExecutor.CallerRunsPolicy;
35	>	import java.util.concurrent.ThreadPoolExecutor.DiscardPolicy;
36	>	import java.util.concurrent.ThreadPoolExecutor.DiscardOldestPolicy;
37		import java.util.concurrent.atomic.AtomicInteger;
38	+	import java.util.concurrent.atomic.AtomicReference;
39
40		import junit.framework.Test;
41		import junit.framework.TestSuite;
#	Line 92 | Line 98 | public class ThreadPoolExecutorTest exte
98		final Runnable task = new CheckedRunnable() {
99		public void realRun() { done.countDown(); }};
100		p.execute(task);
101	<	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
101	>	await(done);
102		}
103		}
104
#	Line 101 | Line 107 | public class ThreadPoolExecutorTest exte
107		* thread becomes active
108		*/
109		public void testGetActiveCount() throws InterruptedException {
110	+	final CountDownLatch done = new CountDownLatch(1);
111		final ThreadPoolExecutor p =
112		new ThreadPoolExecutor(2, 2,
113		LONG_DELAY_MS, MILLISECONDS,
114		new ArrayBlockingQueue<Runnable>(10));
115	<	try (PoolCleaner cleaner = cleaner(p)) {
115	>	try (PoolCleaner cleaner = cleaner(p, done)) {
116		final CountDownLatch threadStarted = new CountDownLatch(1);
110	–	final CountDownLatch done = new CountDownLatch(1);
117		assertEquals(0, p.getActiveCount());
118		p.execute(new CheckedRunnable() {
119		public void realRun() throws InterruptedException {
120		threadStarted.countDown();
121		assertEquals(1, p.getActiveCount());
122	<	done.await();
122	>	await(done);
123		}});
124	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
124	>	await(threadStarted);
125		assertEquals(1, p.getActiveCount());
120	–	done.countDown();
126		}
127		}
128
#	Line 187 | Line 192 | public class ThreadPoolExecutorTest exte
192		public void realRun() throws InterruptedException {
193		threadStarted.countDown();
194		assertEquals(0, p.getCompletedTaskCount());
195	<	threadProceed.await();
195	>	await(threadProceed);
196		threadDone.countDown();
197		}});
198		await(threadStarted);
199		assertEquals(0, p.getCompletedTaskCount());
200		threadProceed.countDown();
201	<	threadDone.await();
201	>	await(threadDone);
202		long startTime = System.nanoTime();
203		while (p.getCompletedTaskCount() != 1) {
204		if (millisElapsedSince(startTime) > LONG_DELAY_MS)
#	Line 277 | Line 282 | public class ThreadPoolExecutorTest exte
282		}
283
284		/**
285	+	* The default rejected execution handler is AbortPolicy.
286	+	*/
287	+	public void testDefaultRejectedExecutionHandler() {
288	+	final ThreadPoolExecutor p =
289	+	new ThreadPoolExecutor(1, 2,
290	+	LONG_DELAY_MS, MILLISECONDS,
291	+	new ArrayBlockingQueue<Runnable>(10));
292	+	try (PoolCleaner cleaner = cleaner(p)) {
293	+	assertTrue(p.getRejectedExecutionHandler() instanceof AbortPolicy);
294	+	}
295	+	}
296	+
297	+	/**
298		* getRejectedExecutionHandler returns handler in constructor if not set
299		*/
300		public void testGetRejectedExecutionHandler() {
#	Line 329 | Line 347 | public class ThreadPoolExecutorTest exte
347		*/
348		public void testGetLargestPoolSize() throws InterruptedException {
349		final int THREADS = 3;
350	+	final CountDownLatch done = new CountDownLatch(1);
351		final ThreadPoolExecutor p =
352		new ThreadPoolExecutor(THREADS, THREADS,
353		LONG_DELAY_MS, MILLISECONDS,
354		new ArrayBlockingQueue<Runnable>(10));
355	<	try (PoolCleaner cleaner = cleaner(p)) {
337	<	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
338	<	final CountDownLatch done = new CountDownLatch(1);
355	>	try (PoolCleaner cleaner = cleaner(p, done)) {
356		assertEquals(0, p.getLargestPoolSize());
357	+	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
358		for (int i = 0; i < THREADS; i++)
359		p.execute(new CheckedRunnable() {
360		public void realRun() throws InterruptedException {
361		threadsStarted.countDown();
362	<	done.await();
362	>	await(done);
363		assertEquals(THREADS, p.getLargestPoolSize());
364		}});
365	<	assertTrue(threadsStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
365	>	await(threadsStarted);
366		assertEquals(THREADS, p.getLargestPoolSize());
349	–	done.countDown();   // release pool
367		}
368		assertEquals(THREADS, p.getLargestPoolSize());
369		}
#	Line 374 | Line 391 | public class ThreadPoolExecutorTest exte
391		* become active
392		*/
393		public void testGetPoolSize() throws InterruptedException {
394	+	final CountDownLatch done = new CountDownLatch(1);
395		final ThreadPoolExecutor p =
396		new ThreadPoolExecutor(1, 1,
397		LONG_DELAY_MS, MILLISECONDS,
398		new ArrayBlockingQueue<Runnable>(10));
399	<	try (PoolCleaner cleaner = cleaner(p)) {
382	<	final CountDownLatch threadStarted = new CountDownLatch(1);
383	<	final CountDownLatch done = new CountDownLatch(1);
399	>	try (PoolCleaner cleaner = cleaner(p, done)) {
400		assertEquals(0, p.getPoolSize());
401	+	final CountDownLatch threadStarted = new CountDownLatch(1);
402		p.execute(new CheckedRunnable() {
403		public void realRun() throws InterruptedException {
404		threadStarted.countDown();
405		assertEquals(1, p.getPoolSize());
406	<	done.await();
406	>	await(done);
407		}});
408	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
408	>	await(threadStarted);
409		assertEquals(1, p.getPoolSize());
393	–	done.countDown();   // release pool
410		}
411		}
412
#	Line 411 | Line 427 | public class ThreadPoolExecutorTest exte
427		p.execute(new CheckedRunnable() {
428		public void realRun() throws InterruptedException {
429		threadStarted.countDown();
430	<	done.await();
430	>	await(done);
431		}});
432	<	assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS));
432	>	await(threadStarted);
433		assertEquals(1, p.getTaskCount());
434		assertEquals(0, p.getCompletedTaskCount());
435		for (int i = 0; i < TASKS; i++) {
#	Line 422 | Line 438 | public class ThreadPoolExecutorTest exte
438		public void realRun() throws InterruptedException {
439		threadStarted.countDown();
440		assertEquals(1 + TASKS, p.getTaskCount());
441	<	done.await();
441	>	await(done);
442		}});
443		}
444		assertEquals(1 + TASKS, p.getTaskCount());
#	Line 461 | Line 477 | public class ThreadPoolExecutorTest exte
477		assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS));
478		assertFalse(p.awaitTermination(-1L, NANOSECONDS));
479		assertFalse(p.awaitTermination(-1L, MILLISECONDS));
480	<	assertFalse(p.awaitTermination(0L, NANOSECONDS));
481	<	assertFalse(p.awaitTermination(0L, MILLISECONDS));
480	>	assertFalse(p.awaitTermination(randomExpiredTimeout(),
481	>	randomTimeUnit()));
482		long timeoutNanos = 999999L;
483		long startTime = System.nanoTime();
484		assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS));
#	Line 495 | Line 511 | public class ThreadPoolExecutorTest exte
511		public void realRun() throws InterruptedException {
512		assertFalse(p.isTerminating());
513		threadStarted.countDown();
514	<	done.await();
514	>	await(done);
515		}});
516	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
516	>	await(threadStarted);
517		assertFalse(p.isTerminating());
518		done.countDown();
519		try { p.shutdown(); } catch (SecurityException ok) { return; }
#	Line 523 | Line 539 | public class ThreadPoolExecutorTest exte
539		public void realRun() throws InterruptedException {
540		assertFalse(p.isTerminating());
541		threadStarted.countDown();
542	<	done.await();
542	>	await(done);
543		}});
544	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
544	>	await(threadStarted);
545		assertFalse(p.isTerminating());
546		done.countDown();
547		try { p.shutdown(); } catch (SecurityException ok) { return; }
#	Line 539 | Line 555 | public class ThreadPoolExecutorTest exte
555		* getQueue returns the work queue, which contains queued tasks
556		*/
557		public void testGetQueue() throws InterruptedException {
558	<	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
558	>	final CountDownLatch done = new CountDownLatch(1);
559	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10);
560		final ThreadPoolExecutor p =
561		new ThreadPoolExecutor(1, 1,
562		LONG_DELAY_MS, MILLISECONDS,
563		q);
564	<	try (PoolCleaner cleaner = cleaner(p)) {
564	>	try (PoolCleaner cleaner = cleaner(p, done)) {
565		final CountDownLatch threadStarted = new CountDownLatch(1);
566	<	final CountDownLatch done = new CountDownLatch(1);
567	<	FutureTask[] tasks = new FutureTask[5];
566	>	FutureTask[] rtasks = new FutureTask[5];
567	>	@SuppressWarnings("unchecked")
568	>	FutureTask<Boolean>[] tasks = (FutureTask<Boolean>[])rtasks;
569		for (int i = 0; i < tasks.length; i++) {
570	<	Callable task = new CheckedCallable<Boolean>() {
570	>	Callable<Boolean> task = new CheckedCallable<Boolean>() {
571		public Boolean realCall() throws InterruptedException {
572		threadStarted.countDown();
573		assertSame(q, p.getQueue());
574	<	done.await();
574	>	await(done);
575		return Boolean.TRUE;
576		}};
577	<	tasks[i] = new FutureTask(task);
577	>	tasks[i] = new FutureTask<Boolean>(task);
578		p.execute(tasks[i]);
579		}
580	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
580	>	await(threadStarted);
581		assertSame(q, p.getQueue());
582		assertFalse(q.contains(tasks[0]));
583		assertTrue(q.contains(tasks[tasks.length - 1]));
584		assertEquals(tasks.length - 1, q.size());
567	–	done.countDown();
585		}
586		}
587
#	Line 572 | Line 589 | public class ThreadPoolExecutorTest exte
589		* remove(task) removes queued task, and fails to remove active task
590		*/
591		public void testRemove() throws InterruptedException {
592	<	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
592	>	final CountDownLatch done = new CountDownLatch(1);
593	>	BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10);
594		final ThreadPoolExecutor p =
595		new ThreadPoolExecutor(1, 1,
596		LONG_DELAY_MS, MILLISECONDS,
597		q);
598	<	try (PoolCleaner cleaner = cleaner(p)) {
598	>	try (PoolCleaner cleaner = cleaner(p, done)) {
599		Runnable[] tasks = new Runnable[6];
600		final CountDownLatch threadStarted = new CountDownLatch(1);
583	–	final CountDownLatch done = new CountDownLatch(1);
601		for (int i = 0; i < tasks.length; i++) {
602		tasks[i] = new CheckedRunnable() {
603		public void realRun() throws InterruptedException {
604		threadStarted.countDown();
605	<	done.await();
605	>	await(done);
606		}};
607		p.execute(tasks[i]);
608		}
609	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
609	>	await(threadStarted);
610		assertFalse(p.remove(tasks[0]));
611		assertTrue(q.contains(tasks[4]));
612		assertTrue(q.contains(tasks[3]));
#	Line 599 | Line 616 | public class ThreadPoolExecutorTest exte
616		assertTrue(q.contains(tasks[3]));
617		assertTrue(p.remove(tasks[3]));
618		assertFalse(q.contains(tasks[3]));
602	–	done.countDown();
619		}
620		}
621
#	Line 609 | Line 625 | public class ThreadPoolExecutorTest exte
625		public void testPurge() throws InterruptedException {
626		final CountDownLatch threadStarted = new CountDownLatch(1);
627		final CountDownLatch done = new CountDownLatch(1);
628	<	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
628	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10);
629		final ThreadPoolExecutor p =
630		new ThreadPoolExecutor(1, 1,
631		LONG_DELAY_MS, MILLISECONDS,
632		q);
633		try (PoolCleaner cleaner = cleaner(p, done)) {
634	<	FutureTask[] tasks = new FutureTask[5];
634	>	FutureTask[] rtasks = new FutureTask[5];
635	>	@SuppressWarnings("unchecked")
636	>	FutureTask<Boolean>[] tasks = (FutureTask<Boolean>[])rtasks;
637		for (int i = 0; i < tasks.length; i++) {
638	<	Callable task = new CheckedCallable<Boolean>() {
638	>	Callable<Boolean> task = new CheckedCallable<Boolean>() {
639		public Boolean realCall() throws InterruptedException {
640		threadStarted.countDown();
641	<	done.await();
641	>	await(done);
642		return Boolean.TRUE;
643		}};
644	<	tasks[i] = new FutureTask(task);
644	>	tasks[i] = new FutureTask<Boolean>(task);
645		p.execute(tasks[i]);
646		}
647	<	assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS));
647	>	await(threadStarted);
648		assertEquals(tasks.length, p.getTaskCount());
649		assertEquals(tasks.length - 1, q.size());
650		assertEquals(1L, p.getActiveCount());
#	Line 658 | Line 676 | public class ThreadPoolExecutorTest exte
676		Runnable waiter = new CheckedRunnable() { public void realRun() {
677		threadsStarted.countDown();
678		try {
679	<	MILLISECONDS.sleep(2 * LONG_DELAY_MS);
679	>	MILLISECONDS.sleep(LONGER_DELAY_MS);
680		} catch (InterruptedException success) {}
681		ran.getAndIncrement();
682		}};
683		for (int i = 0; i < count; i++)
684		p.execute(waiter);
685	<	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
685	>	await(threadsStarted);
686		assertEquals(poolSize, p.getActiveCount());
687		assertEquals(0, p.getCompletedTaskCount());
688		final List<Runnable> queuedTasks;
#	Line 745 | Line 763 | public class ThreadPoolExecutorTest exte
763		public void testConstructorNullPointerException() {
764		try {
765		new ThreadPoolExecutor(1, 2, 1L, SECONDS,
766	<	(BlockingQueue) null);
766	>	(BlockingQueue<Runnable>) null);
767		shouldThrow();
768		} catch (NullPointerException success) {}
769		}
#	Line 816 | Line 834 | public class ThreadPoolExecutorTest exte
834		public void testConstructorNullPointerException2() {
835		try {
836		new ThreadPoolExecutor(1, 2, 1L, SECONDS,
837	<	(BlockingQueue) null,
837	>	(BlockingQueue<Runnable>) null,
838		new SimpleThreadFactory());
839		shouldThrow();
840		} catch (NullPointerException success) {}
#	Line 900 | Line 918 | public class ThreadPoolExecutorTest exte
918		public void testConstructorNullPointerException4() {
919		try {
920		new ThreadPoolExecutor(1, 2, 1L, SECONDS,
921	<	(BlockingQueue) null,
921	>	(BlockingQueue<Runnable>) null,
922		new NoOpREHandler());
923		shouldThrow();
924		} catch (NullPointerException success) {}
#	Line 989 | Line 1007 | public class ThreadPoolExecutorTest exte
1007		public void testConstructorNullPointerException6() {
1008		try {
1009		new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1010	<	(BlockingQueue) null,
1010	>	(BlockingQueue<Runnable>) null,
1011		new SimpleThreadFactory(),
1012		new NoOpREHandler());
1013		shouldThrow();
#	Line 1026 | Line 1044 | public class ThreadPoolExecutorTest exte
1044		* get of submitted callable throws InterruptedException if interrupted
1045		*/
1046		public void testInterruptedSubmit() throws InterruptedException {
1047	+	final CountDownLatch done = new CountDownLatch(1);
1048		final ThreadPoolExecutor p =
1049		new ThreadPoolExecutor(1, 1,
1050		60, SECONDS,
1051		new ArrayBlockingQueue<Runnable>(10));
1052
1053	<	try (PoolCleaner cleaner = cleaner(p)) {
1053	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1054		final CountDownLatch threadStarted = new CountDownLatch(1);
1036	–	final CountDownLatch done = new CountDownLatch(1);
1055		Thread t = newStartedThread(new CheckedInterruptedRunnable() {
1056		public void realRun() throws Exception {
1057	<	Callable task = new CheckedCallable<Boolean>() {
1057	>	Callable<Boolean> task = new CheckedCallable<Boolean>() {
1058		public Boolean realCall() throws InterruptedException {
1059		threadStarted.countDown();
1060	<	done.await();
1060	>	await(done);
1061		return Boolean.TRUE;
1062		}};
1063		p.submit(task).get();
1064		}});
1065
1066	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
1066	>	await(threadStarted); // ensure quiescence
1067		t.interrupt();
1068	<	awaitTermination(t, MEDIUM_DELAY_MS);
1051	<	done.countDown();
1068	>	awaitTermination(t);
1069		}
1070		}
1071
1072		/**
1073	<	* execute throws RejectedExecutionException if saturated.
1073	>	* Submitted tasks are rejected when saturated or shutdown
1074		*/
1075	<	public void testSaturatedExecute() {
1076	<	final ThreadPoolExecutor p =
1077	<	new ThreadPoolExecutor(1, 1,
1078	<	LONG_DELAY_MS, MILLISECONDS,
1079	<	new ArrayBlockingQueue<Runnable>(1));
1080	<	try (PoolCleaner cleaner = cleaner(p)) {
1081	<	final CountDownLatch done = new CountDownLatch(1);
1082	<	Runnable task = new CheckedRunnable() {
1083	<	public void realRun() throws InterruptedException {
1084	<	done.await();
1068	<	}};
1069	<	for (int i = 0; i < 2; ++i)
1070	<	p.execute(task);
1071	<	for (int i = 0; i < 2; ++i) {
1075	>	public void testSubmittedTasksRejectedWhenSaturatedOrShutdown() throws InterruptedException {
1076	>	final ThreadPoolExecutor p = new ThreadPoolExecutor(
1077	>	1, 1, 1, SECONDS, new ArrayBlockingQueue<Runnable>(1));
1078	>	final int saturatedSize = saturatedSize(p);
1079	>	final ThreadLocalRandom rnd = ThreadLocalRandom.current();
1080	>	final CountDownLatch threadsStarted = new CountDownLatch(p.getMaximumPoolSize());
1081	>	final CountDownLatch done = new CountDownLatch(1);
1082	>	final Runnable r = () -> {
1083	>	threadsStarted.countDown();
1084	>	for (;;) {
1085		try {
1073	–	p.execute(task);
1074	–	shouldThrow();
1075	–	} catch (RejectedExecutionException success) {}
1076	–	assertTrue(p.getTaskCount() <= 2);
1077	–	}
1078	–	done.countDown();
1079	–	}
1080	–	}
1081	–
1082	–	/**
1083	–	* submit(runnable) throws RejectedExecutionException if saturated.
1084	–	*/
1085	–	public void testSaturatedSubmitRunnable() {
1086	–	final ThreadPoolExecutor p =
1087	–	new ThreadPoolExecutor(1, 1,
1088	–	LONG_DELAY_MS, MILLISECONDS,
1089	–	new ArrayBlockingQueue<Runnable>(1));
1090	–	try (PoolCleaner cleaner = cleaner(p)) {
1091	–	final CountDownLatch done = new CountDownLatch(1);
1092	–	Runnable task = new CheckedRunnable() {
1093	–	public void realRun() throws InterruptedException {
1086		done.await();
1087	<	}};
1088	<	for (int i = 0; i < 2; ++i)
1089	<	p.submit(task);
1090	<	for (int i = 0; i < 2; ++i) {
1087	>	return;
1088	>	} catch (InterruptedException shutdownNowDeliberatelyIgnored) {}
1089	>	}};
1090	>	final Callable<Boolean> c = () -> {
1091	>	threadsStarted.countDown();
1092	>	for (;;) {
1093		try {
1100	–	p.execute(task);
1101	–	shouldThrow();
1102	–	} catch (RejectedExecutionException success) {}
1103	–	assertTrue(p.getTaskCount() <= 2);
1104	–	}
1105	–	done.countDown();
1106	–	}
1107	–	}
1108	–
1109	–	/**
1110	–	* submit(callable) throws RejectedExecutionException if saturated.
1111	–	*/
1112	–	public void testSaturatedSubmitCallable() {
1113	–	final ThreadPoolExecutor p =
1114	–	new ThreadPoolExecutor(1, 1,
1115	–	LONG_DELAY_MS, MILLISECONDS,
1116	–	new ArrayBlockingQueue<Runnable>(1));
1117	–	try (PoolCleaner cleaner = cleaner(p)) {
1118	–	final CountDownLatch done = new CountDownLatch(1);
1119	–	Runnable task = new CheckedRunnable() {
1120	–	public void realRun() throws InterruptedException {
1094		done.await();
1095	<	}};
1096	<	for (int i = 0; i < 2; ++i)
1097	<	p.submit(Executors.callable(task));
1098	<	for (int i = 0; i < 2; ++i) {
1099	<	try {
1100	<	p.execute(task);
1101	<	shouldThrow();
1102	<	} catch (RejectedExecutionException success) {}
1103	<	assertTrue(p.getTaskCount() <= 2);
1095	>	return Boolean.TRUE;
1096	>	} catch (InterruptedException shutdownNowDeliberatelyIgnored) {}
1097	>	}};
1098	>	final boolean shutdownNow = rnd.nextBoolean();
1099	>
1100	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1101	>	// saturate
1102	>	for (int i = saturatedSize; i--> 0; ) {
1103	>	switch (rnd.nextInt(4)) {
1104	>	case 0: p.execute(r); break;
1105	>	case 1: assertFalse(p.submit(r).isDone()); break;
1106	>	case 2: assertFalse(p.submit(r, Boolean.TRUE).isDone()); break;
1107	>	case 3: assertFalse(p.submit(c).isDone()); break;
1108	>	}
1109		}
1132	–	done.countDown();
1133	–	}
1134	–	}
1110
1111	<	/**
1112	<	* executor using CallerRunsPolicy runs task if saturated.
1138	<	*/
1139	<	public void testSaturatedExecute2() {
1140	<	final ThreadPoolExecutor p =
1141	<	new ThreadPoolExecutor(1, 1,
1142	<	LONG_DELAY_MS,
1143	<	MILLISECONDS,
1144	<	new ArrayBlockingQueue<Runnable>(1),
1145	<	new ThreadPoolExecutor.CallerRunsPolicy());
1146	<	try (PoolCleaner cleaner = cleaner(p)) {
1147	<	final CountDownLatch done = new CountDownLatch(1);
1148	<	Runnable blocker = new CheckedRunnable() {
1149	<	public void realRun() throws InterruptedException {
1150	<	done.await();
1151	<	}};
1152	<	p.execute(blocker);
1153	<	TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1154	<	for (int i = 0; i < tasks.length; i++)
1155	<	tasks[i] = new TrackedNoOpRunnable();
1156	<	for (int i = 0; i < tasks.length; i++)
1157	<	p.execute(tasks[i]);
1158	<	for (int i = 1; i < tasks.length; i++)
1159	<	assertTrue(tasks[i].done);
1160	<	assertFalse(tasks[0].done); // waiting in queue
1161	<	done.countDown();
1162	<	}
1163	<	}
1111	>	await(threadsStarted);
1112	>	assertTaskSubmissionsAreRejected(p);
1113
1114	<	/**
1115	<	* executor using DiscardPolicy drops task if saturated.
1116	<	*/
1117	<	public void testSaturatedExecute3() {
1118	<	final TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1119	<	for (int i = 0; i < tasks.length; ++i)
1120	<	tasks[i] = new TrackedNoOpRunnable();
1172	<	final ThreadPoolExecutor p =
1173	<	new ThreadPoolExecutor(1, 1,
1174	<	LONG_DELAY_MS, MILLISECONDS,
1175	<	new ArrayBlockingQueue<Runnable>(1),
1176	<	new ThreadPoolExecutor.DiscardPolicy());
1177	<	try (PoolCleaner cleaner = cleaner(p)) {
1178	<	final CountDownLatch done = new CountDownLatch(1);
1179	<	p.execute(awaiter(done));
1114	>	if (shutdownNow)
1115	>	p.shutdownNow();
1116	>	else
1117	>	p.shutdown();
1118	>	// Pool is shutdown, but not yet terminated
1119	>	assertTaskSubmissionsAreRejected(p);
1120	>	assertFalse(p.isTerminated());
1121
1122	<	for (TrackedNoOpRunnable task : tasks)
1123	<	p.execute(task);
1124	<	for (int i = 1; i < tasks.length; i++)
1125	<	assertFalse(tasks[i].done);
1185	<	done.countDown();
1122	>	done.countDown();   // release blocking tasks
1123	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
1124	>
1125	>	assertTaskSubmissionsAreRejected(p);
1126		}
1127	<	for (int i = 1; i < tasks.length; i++)
1128	<	assertFalse(tasks[i].done);
1129	<	assertTrue(tasks[0].done); // was waiting in queue
1127	>	assertEquals(saturatedSize(p)
1128	>	- (shutdownNow ? p.getQueue().remainingCapacity() : 0),
1129	>	p.getCompletedTaskCount());
1130		}
1131
1132		/**
1133		* executor using DiscardOldestPolicy drops oldest task if saturated.
1134		*/
1135	<	public void testSaturatedExecute4() {
1135	>	public void testSaturatedExecute_DiscardOldestPolicy() {
1136		final CountDownLatch done = new CountDownLatch(1);
1137		LatchAwaiter r1 = awaiter(done);
1138		LatchAwaiter r2 = awaiter(done);
#	Line 1201 | Line 1141 | public class ThreadPoolExecutorTest exte
1141		new ThreadPoolExecutor(1, 1,
1142		LONG_DELAY_MS, MILLISECONDS,
1143		new ArrayBlockingQueue<Runnable>(1),
1144	<	new ThreadPoolExecutor.DiscardOldestPolicy());
1145	<	try (PoolCleaner cleaner = cleaner(p)) {
1144	>	new DiscardOldestPolicy());
1145	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1146		assertEquals(LatchAwaiter.NEW, r1.state);
1147		assertEquals(LatchAwaiter.NEW, r2.state);
1148		assertEquals(LatchAwaiter.NEW, r3.state);
#	Line 1212 | Line 1152 | public class ThreadPoolExecutorTest exte
1152		p.execute(r3);
1153		assertFalse(p.getQueue().contains(r2));
1154		assertTrue(p.getQueue().contains(r3));
1215	–	done.countDown();
1155		}
1156		assertEquals(LatchAwaiter.DONE, r1.state);
1157		assertEquals(LatchAwaiter.NEW, r2.state);
#	Line 1220 | Line 1159 | public class ThreadPoolExecutorTest exte
1159		}
1160
1161		/**
1223	–	* execute throws RejectedExecutionException if shutdown
1224	–	*/
1225	–	public void testRejectedExecutionExceptionOnShutdown() {
1226	–	final ThreadPoolExecutor p =
1227	–	new ThreadPoolExecutor(1, 1,
1228	–	LONG_DELAY_MS, MILLISECONDS,
1229	–	new ArrayBlockingQueue<Runnable>(1));
1230	–	try { p.shutdown(); } catch (SecurityException ok) { return; }
1231	–	try (PoolCleaner cleaner = cleaner(p)) {
1232	–	try {
1233	–	p.execute(new NoOpRunnable());
1234	–	shouldThrow();
1235	–	} catch (RejectedExecutionException success) {}
1236	–	}
1237	–	}
1238	–
1239	–	/**
1240	–	* execute using CallerRunsPolicy drops task on shutdown
1241	–	*/
1242	–	public void testCallerRunsOnShutdown() {
1243	–	RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1244	–	final ThreadPoolExecutor p =
1245	–	new ThreadPoolExecutor(1, 1,
1246	–	LONG_DELAY_MS, MILLISECONDS,
1247	–	new ArrayBlockingQueue<Runnable>(1), h);
1248	–
1249	–	try { p.shutdown(); } catch (SecurityException ok) { return; }
1250	–	try (PoolCleaner cleaner = cleaner(p)) {
1251	–	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1252	–	p.execute(r);
1253	–	assertFalse(r.done);
1254	–	}
1255	–	}
1256	–
1257	–	/**
1258	–	* execute using DiscardPolicy drops task on shutdown
1259	–	*/
1260	–	public void testDiscardOnShutdown() {
1261	–	final ThreadPoolExecutor p =
1262	–	new ThreadPoolExecutor(1, 1,
1263	–	LONG_DELAY_MS, MILLISECONDS,
1264	–	new ArrayBlockingQueue<Runnable>(1),
1265	–	new ThreadPoolExecutor.DiscardPolicy());
1266	–
1267	–	try { p.shutdown(); } catch (SecurityException ok) { return; }
1268	–	try (PoolCleaner cleaner = cleaner(p)) {
1269	–	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1270	–	p.execute(r);
1271	–	assertFalse(r.done);
1272	–	}
1273	–	}
1274	–
1275	–	/**
1162		* execute using DiscardOldestPolicy drops task on shutdown
1163		*/
1164		public void testDiscardOldestOnShutdown() {
#	Line 1280 | Line 1166 | public class ThreadPoolExecutorTest exte
1166		new ThreadPoolExecutor(1, 1,
1167		LONG_DELAY_MS, MILLISECONDS,
1168		new ArrayBlockingQueue<Runnable>(1),
1169	<	new ThreadPoolExecutor.DiscardOldestPolicy());
1169	>	new DiscardOldestPolicy());
1170
1171		try { p.shutdown(); } catch (SecurityException ok) { return; }
1172		try (PoolCleaner cleaner = cleaner(p)) {
#	Line 1291 | Line 1177 | public class ThreadPoolExecutorTest exte
1177		}
1178
1179		/**
1180	<	* execute(null) throws NPE
1180	>	* Submitting null tasks throws NullPointerException
1181		*/
1182	<	public void testExecuteNull() {
1182	>	public void testNullTaskSubmission() {
1183		final ThreadPoolExecutor p =
1184		new ThreadPoolExecutor(1, 2,
1185		1L, SECONDS,
1186		new ArrayBlockingQueue<Runnable>(10));
1187		try (PoolCleaner cleaner = cleaner(p)) {
1188	<	try {
1303	<	p.execute(null);
1304	<	shouldThrow();
1305	<	} catch (NullPointerException success) {}
1188	>	assertNullTaskSubmissionThrowsNullPointerException(p);
1189		}
1190		}
1191
#	Line 1494 | Line 1377 | public class ThreadPoolExecutorTest exte
1377		}
1378
1379		/**
1380	<	* invokeAny(empty collection) throws IAE
1380	>	* invokeAny(empty collection) throws IllegalArgumentException
1381		*/
1382		public void testInvokeAny2() throws Exception {
1383		final ExecutorService e =
#	Line 1519 | Line 1402 | public class ThreadPoolExecutorTest exte
1402		LONG_DELAY_MS, MILLISECONDS,
1403		new ArrayBlockingQueue<Runnable>(10));
1404		try (PoolCleaner cleaner = cleaner(e)) {
1405	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1405	>	List<Callable<String>> l = new ArrayList<>();
1406		l.add(latchAwaitingStringTask(latch));
1407		l.add(null);
1408		try {
#	Line 1539 | Line 1422 | public class ThreadPoolExecutorTest exte
1422		LONG_DELAY_MS, MILLISECONDS,
1423		new ArrayBlockingQueue<Runnable>(10));
1424		try (PoolCleaner cleaner = cleaner(e)) {
1425	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1425	>	List<Callable<String>> l = new ArrayList<>();
1426		l.add(new NPETask());
1427		try {
1428		e.invokeAny(l);
#	Line 1559 | Line 1442 | public class ThreadPoolExecutorTest exte
1442		LONG_DELAY_MS, MILLISECONDS,
1443		new ArrayBlockingQueue<Runnable>(10));
1444		try (PoolCleaner cleaner = cleaner(e)) {
1445	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1445	>	List<Callable<String>> l = new ArrayList<>();
1446		l.add(new StringTask());
1447		l.add(new StringTask());
1448		String result = e.invokeAny(l);
#	Line 1584 | Line 1467 | public class ThreadPoolExecutorTest exte
1467		}
1468
1469		/**
1470	<	* invokeAll(empty collection) returns empty collection
1470	>	* invokeAll(empty collection) returns empty list
1471		*/
1472		public void testInvokeAll2() throws InterruptedException {
1473		final ExecutorService e =
1474		new ThreadPoolExecutor(2, 2,
1475		LONG_DELAY_MS, MILLISECONDS,
1476		new ArrayBlockingQueue<Runnable>(10));
1477	+	final Collection<Callable<String>> emptyCollection
1478	+	= Collections.emptyList();
1479		try (PoolCleaner cleaner = cleaner(e)) {
1480	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
1480	>	List<Future<String>> r = e.invokeAll(emptyCollection);
1481		assertTrue(r.isEmpty());
1482		}
1483		}
#	Line 1606 | Line 1491 | public class ThreadPoolExecutorTest exte
1491		LONG_DELAY_MS, MILLISECONDS,
1492		new ArrayBlockingQueue<Runnable>(10));
1493		try (PoolCleaner cleaner = cleaner(e)) {
1494	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1494	>	List<Callable<String>> l = new ArrayList<>();
1495		l.add(new StringTask());
1496		l.add(null);
1497		try {
#	Line 1625 | Line 1510 | public class ThreadPoolExecutorTest exte
1510		LONG_DELAY_MS, MILLISECONDS,
1511		new ArrayBlockingQueue<Runnable>(10));
1512		try (PoolCleaner cleaner = cleaner(e)) {
1513	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1513	>	List<Callable<String>> l = new ArrayList<>();
1514		l.add(new NPETask());
1515		List<Future<String>> futures = e.invokeAll(l);
1516		assertEquals(1, futures.size());
#	Line 1647 | Line 1532 | public class ThreadPoolExecutorTest exte
1532		LONG_DELAY_MS, MILLISECONDS,
1533		new ArrayBlockingQueue<Runnable>(10));
1534		try (PoolCleaner cleaner = cleaner(e)) {
1535	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1535	>	List<Callable<String>> l = new ArrayList<>();
1536		l.add(new StringTask());
1537		l.add(new StringTask());
1538		List<Future<String>> futures = e.invokeAll(l);
#	Line 1667 | Line 1552 | public class ThreadPoolExecutorTest exte
1552		new ArrayBlockingQueue<Runnable>(10));
1553		try (PoolCleaner cleaner = cleaner(e)) {
1554		try {
1555	<	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1555	>	e.invokeAny(null, randomTimeout(), randomTimeUnit());
1556		shouldThrow();
1557		} catch (NullPointerException success) {}
1558		}
#	Line 1682 | Line 1567 | public class ThreadPoolExecutorTest exte
1567		LONG_DELAY_MS, MILLISECONDS,
1568		new ArrayBlockingQueue<Runnable>(10));
1569		try (PoolCleaner cleaner = cleaner(e)) {
1570	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1570	>	List<Callable<String>> l = new ArrayList<>();
1571		l.add(new StringTask());
1572		try {
1573	<	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1573	>	e.invokeAny(l, randomTimeout(), null);
1574		shouldThrow();
1575		} catch (NullPointerException success) {}
1576		}
1577		}
1578
1579		/**
1580	<	* timed invokeAny(empty collection) throws IAE
1580	>	* timed invokeAny(empty collection) throws IllegalArgumentException
1581		*/
1582		public void testTimedInvokeAny2() throws Exception {
1583		final ExecutorService e =
#	Line 1702 | Line 1587 | public class ThreadPoolExecutorTest exte
1587		try (PoolCleaner cleaner = cleaner(e)) {
1588		try {
1589		e.invokeAny(new ArrayList<Callable<String>>(),
1590	<	MEDIUM_DELAY_MS, MILLISECONDS);
1590	>	randomTimeout(), randomTimeUnit());
1591		shouldThrow();
1592		} catch (IllegalArgumentException success) {}
1593		}
1594		}
1595
1596		/**
1597	<	* timed invokeAny(c) throws NPE if c has null elements
1597	>	* timed invokeAny(c) throws NullPointerException if c has null elements
1598		*/
1599		public void testTimedInvokeAny3() throws Exception {
1600		final CountDownLatch latch = new CountDownLatch(1);
#	Line 1718 | Line 1603 | public class ThreadPoolExecutorTest exte
1603		LONG_DELAY_MS, MILLISECONDS,
1604		new ArrayBlockingQueue<Runnable>(10));
1605		try (PoolCleaner cleaner = cleaner(e)) {
1606	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1606	>	List<Callable<String>> l = new ArrayList<>();
1607		l.add(latchAwaitingStringTask(latch));
1608		l.add(null);
1609		try {
1610	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1610	>	e.invokeAny(l, randomTimeout(), randomTimeUnit());
1611		shouldThrow();
1612		} catch (NullPointerException success) {}
1613		latch.countDown();
#	Line 1738 | Line 1623 | public class ThreadPoolExecutorTest exte
1623		LONG_DELAY_MS, MILLISECONDS,
1624		new ArrayBlockingQueue<Runnable>(10));
1625		try (PoolCleaner cleaner = cleaner(e)) {
1626	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1626	>	long startTime = System.nanoTime();
1627	>	List<Callable<String>> l = new ArrayList<>();
1628		l.add(new NPETask());
1629		try {
1630	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1630	>	e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
1631		shouldThrow();
1632		} catch (ExecutionException success) {
1633		assertTrue(success.getCause() instanceof NullPointerException);
1634		}
1635	+	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1636		}
1637		}
1638
#	Line 1758 | Line 1645 | public class ThreadPoolExecutorTest exte
1645		LONG_DELAY_MS, MILLISECONDS,
1646		new ArrayBlockingQueue<Runnable>(10));
1647		try (PoolCleaner cleaner = cleaner(e)) {
1648	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1648	>	long startTime = System.nanoTime();
1649	>	List<Callable<String>> l = new ArrayList<>();
1650		l.add(new StringTask());
1651		l.add(new StringTask());
1652	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1652	>	String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
1653		assertSame(TEST_STRING, result);
1654	+	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1655		}
1656		}
1657
#	Line 1776 | Line 1665 | public class ThreadPoolExecutorTest exte
1665		new ArrayBlockingQueue<Runnable>(10));
1666		try (PoolCleaner cleaner = cleaner(e)) {
1667		try {
1668	<	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1668	>	e.invokeAll(null, randomTimeout(), randomTimeUnit());
1669		shouldThrow();
1670		} catch (NullPointerException success) {}
1671		}
#	Line 1791 | Line 1680 | public class ThreadPoolExecutorTest exte
1680		LONG_DELAY_MS, MILLISECONDS,
1681		new ArrayBlockingQueue<Runnable>(10));
1682		try (PoolCleaner cleaner = cleaner(e)) {
1683	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1683	>	List<Callable<String>> l = new ArrayList<>();
1684		l.add(new StringTask());
1685		try {
1686	<	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1686	>	e.invokeAll(l, randomTimeout(), null);
1687		shouldThrow();
1688		} catch (NullPointerException success) {}
1689		}
1690		}
1691
1692		/**
1693	<	* timed invokeAll(empty collection) returns empty collection
1693	>	* timed invokeAll(empty collection) returns empty list
1694		*/
1695		public void testTimedInvokeAll2() throws InterruptedException {
1696		final ExecutorService e =
1697		new ThreadPoolExecutor(2, 2,
1698		LONG_DELAY_MS, MILLISECONDS,
1699		new ArrayBlockingQueue<Runnable>(10));
1700	+	final Collection<Callable<String>> emptyCollection
1701	+	= Collections.emptyList();
1702		try (PoolCleaner cleaner = cleaner(e)) {
1703	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(),
1704	<	MEDIUM_DELAY_MS, MILLISECONDS);
1703	>	List<Future<String>> r =
1704	>	e.invokeAll(emptyCollection, randomTimeout(), randomTimeUnit());
1705		assertTrue(r.isEmpty());
1706		}
1707		}
#	Line 1824 | Line 1715 | public class ThreadPoolExecutorTest exte
1715		LONG_DELAY_MS, MILLISECONDS,
1716		new ArrayBlockingQueue<Runnable>(10));
1717		try (PoolCleaner cleaner = cleaner(e)) {
1718	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1718	>	List<Callable<String>> l = new ArrayList<>();
1719		l.add(new StringTask());
1720		l.add(null);
1721		try {
1722	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1722	>	e.invokeAll(l, randomTimeout(), randomTimeUnit());
1723		shouldThrow();
1724		} catch (NullPointerException success) {}
1725		}
#	Line 1843 | Line 1734 | public class ThreadPoolExecutorTest exte
1734		LONG_DELAY_MS, MILLISECONDS,
1735		new ArrayBlockingQueue<Runnable>(10));
1736		try (PoolCleaner cleaner = cleaner(e)) {
1737	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1737	>	List<Callable<String>> l = new ArrayList<>();
1738		l.add(new NPETask());
1739		List<Future<String>> futures =
1740	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1740	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1741		assertEquals(1, futures.size());
1742		try {
1743		futures.get(0).get();
#	Line 1866 | Line 1757 | public class ThreadPoolExecutorTest exte
1757		LONG_DELAY_MS, MILLISECONDS,
1758		new ArrayBlockingQueue<Runnable>(10));
1759		try (PoolCleaner cleaner = cleaner(e)) {
1760	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1760	>	List<Callable<String>> l = new ArrayList<>();
1761		l.add(new StringTask());
1762		l.add(new StringTask());
1763		List<Future<String>> futures =
#	Line 1881 | Line 1772 | public class ThreadPoolExecutorTest exte
1772		* timed invokeAll(c) cancels tasks not completed by timeout
1773		*/
1774		public void testTimedInvokeAll6() throws Exception {
1775	<	final ExecutorService e =
1776	<	new ThreadPoolExecutor(2, 2,
1777	<	LONG_DELAY_MS, MILLISECONDS,
1778	<	new ArrayBlockingQueue<Runnable>(10));
1779	<	try (PoolCleaner cleaner = cleaner(e)) {
1780	<	for (long timeout = timeoutMillis();;) {
1775	>	for (long timeout = timeoutMillis();;) {
1776	>	final CountDownLatch done = new CountDownLatch(1);
1777	>	final Callable<String> waiter = new CheckedCallable<String>() {
1778	>	public String realCall() {
1779	>	try { done.await(LONG_DELAY_MS, MILLISECONDS); }
1780	>	catch (InterruptedException ok) {}
1781	>	return "1"; }};
1782	>	final ExecutorService p =
1783	>	new ThreadPoolExecutor(2, 2,
1784	>	LONG_DELAY_MS, MILLISECONDS,
1785	>	new ArrayBlockingQueue<Runnable>(10));
1786	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1787		List<Callable<String>> tasks = new ArrayList<>();
1788		tasks.add(new StringTask("0"));
1789	<	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1789	>	tasks.add(waiter);
1790		tasks.add(new StringTask("2"));
1791		long startTime = System.nanoTime();
1792		List<Future<String>> futures =
1793	<	e.invokeAll(tasks, timeout, MILLISECONDS);
1793	>	p.invokeAll(tasks, timeout, MILLISECONDS);
1794		assertEquals(tasks.size(), futures.size());
1795		assertTrue(millisElapsedSince(startTime) >= timeout);
1796	<	for (Future future : futures)
1796	>	for (Future<?> future : futures)
1797		assertTrue(future.isDone());
1798		assertTrue(futures.get(1).isCancelled());
1799		try {
#	Line 1930 | Line 1827 | public class ThreadPoolExecutorTest exte
1827		public void realRun() {
1828		done.countDown();
1829		}});
1830	<	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
1830	>	await(done);
1831		}
1832		}
1833
#	Line 2011 | Line 1908 | public class ThreadPoolExecutorTest exte
1908		final ThreadPoolExecutor p =
1909		new ThreadPoolExecutor(1, 30,
1910		60, SECONDS,
1911	<	new ArrayBlockingQueue(30));
1911	>	new ArrayBlockingQueue<Runnable>(30));
1912		try (PoolCleaner cleaner = cleaner(p)) {
1913		for (int i = 0; i < nTasks; ++i) {
1914		for (;;) {
#	Line 2023 | Line 1920 | public class ThreadPoolExecutorTest exte
1920		}
1921		}
1922		// enough time to run all tasks
1923	<	assertTrue(done.await(nTasks * SHORT_DELAY_MS, MILLISECONDS));
1923	>	await(done, nTasks * SHORT_DELAY_MS);
1924		}
1925		}
1926
#	Line 2031 | Line 1928 | public class ThreadPoolExecutorTest exte
1928		* get(cancelled task) throws CancellationException
1929		*/
1930		public void testGet_cancelled() throws Exception {
1931	+	final CountDownLatch done = new CountDownLatch(1);
1932		final ExecutorService e =
1933		new ThreadPoolExecutor(1, 1,
1934		LONG_DELAY_MS, MILLISECONDS,
1935		new LinkedBlockingQueue<Runnable>());
1936	<	try (PoolCleaner cleaner = cleaner(e)) {
1936	>	try (PoolCleaner cleaner = cleaner(e, done)) {
1937		final CountDownLatch blockerStarted = new CountDownLatch(1);
2040	–	final CountDownLatch done = new CountDownLatch(1);
1938		final List<Future<?>> futures = new ArrayList<>();
1939		for (int i = 0; i < 2; i++) {
1940		Runnable r = new CheckedRunnable() { public void realRun()
#	Line 2047 | Line 1944 | public class ThreadPoolExecutorTest exte
1944		}};
1945		futures.add(e.submit(r));
1946		}
1947	<	assertTrue(blockerStarted.await(LONG_DELAY_MS, MILLISECONDS));
1947	>	await(blockerStarted);
1948		for (Future<?> future : futures) future.cancel(false);
1949		for (Future<?> future : futures) {
1950		try {
#	Line 2061 | Line 1958 | public class ThreadPoolExecutorTest exte
1958		assertTrue(future.isCancelled());
1959		assertTrue(future.isDone());
1960		}
1961	<	done.countDown();
1961	>	}
1962	>	}
1963	>
1964	>	/** Directly test simple ThreadPoolExecutor RejectedExecutionHandlers. */
1965	>	public void testStandardRejectedExecutionHandlers() {
1966	>	final ThreadPoolExecutor p =
1967	>	new ThreadPoolExecutor(1, 1, 1, SECONDS,
1968	>	new ArrayBlockingQueue<Runnable>(1));
1969	>	final AtomicReference<Thread> thread = new AtomicReference<>();
1970	>	final Runnable r = new Runnable() { public void run() {
1971	>	thread.set(Thread.currentThread()); }};
1972	>
1973	>	try {
1974	>	new AbortPolicy().rejectedExecution(r, p);
1975	>	shouldThrow();
1976	>	} catch (RejectedExecutionException success) {}
1977	>	assertNull(thread.get());
1978	>
1979	>	new DiscardPolicy().rejectedExecution(r, p);
1980	>	assertNull(thread.get());
1981	>
1982	>	new CallerRunsPolicy().rejectedExecution(r, p);
1983	>	assertSame(Thread.currentThread(), thread.get());
1984	>
1985	>	// check that pool was not perturbed by handlers
1986	>	assertTrue(p.getRejectedExecutionHandler() instanceof AbortPolicy);
1987	>	assertEquals(0, p.getTaskCount());
1988	>	assertTrue(p.getQueue().isEmpty());
1989	>	}
1990	>
1991	>	public void testThreadFactoryReturnsTerminatedThread_shouldThrow() {
1992	>	if (!testImplementationDetails)
1993	>	return;
1994	>
1995	>	ThreadFactory returnsTerminatedThread = runnableIgnored -> {
1996	>	Thread thread = new Thread(() -> {});
1997	>	thread.start();
1998	>	try { thread.join(); }
1999	>	catch (InterruptedException ex) { throw new Error(ex); }
2000	>	return thread;
2001	>	};
2002	>	ThreadPoolExecutor p =
2003	>	new ThreadPoolExecutor(1, 1, 1, SECONDS,
2004	>	new ArrayBlockingQueue<Runnable>(1),
2005	>	returnsTerminatedThread);
2006	>	try (PoolCleaner cleaner = cleaner(p)) {
2007	>	assertThrows(IllegalThreadStateException.class,
2008	>	() -> p.execute(() -> {}));
2009	>	}
2010	>	}
2011	>
2012	>	public void testThreadFactoryReturnsStartedThread_shouldThrow() {
2013	>	if (!testImplementationDetails)
2014	>	return;
2015	>
2016	>	CountDownLatch latch = new CountDownLatch(1);
2017	>	Runnable awaitLatch = () -> {
2018	>	try { latch.await(); }
2019	>	catch (InterruptedException ex) { throw new Error(ex); }};
2020	>	ThreadFactory returnsStartedThread = runnable -> {
2021	>	Thread thread = new Thread(awaitLatch);
2022	>	thread.start();
2023	>	return thread;
2024	>	};
2025	>	ThreadPoolExecutor p =
2026	>	new ThreadPoolExecutor(1, 1, 1, SECONDS,
2027	>	new ArrayBlockingQueue<Runnable>(1),
2028	>	returnsStartedThread);
2029	>	try (PoolCleaner cleaner = cleaner(p)) {
2030	>	assertThrows(IllegalThreadStateException.class,
2031	>	() -> p.execute(() -> {}));
2032	>	latch.countDown();
2033		}
2034		}
2035

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