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Comparing jsr166/src/test/tck/ThreadPoolExecutorSubclassTest.java (file contents):
Revision 1.19 by jsr166, Sat Oct 9 19:30:35 2010 UTC vs.
Revision 1.71 by jsr166, Sun Oct 4 02:34:48 2015 UTC

#	Line 1 | Line 1
1		/*
2		* Written by Doug Lea with assistance from members of JCP JSR-166
3		* Expert Group and released to the public domain, as explained at
4	<	* http://creativecommons.org/licenses/publicdomain
4	>	* http://creativecommons.org/publicdomain/zero/1.0/
5		* Other contributors include Andrew Wright, Jeffrey Hayes,
6		* Pat Fisher, Mike Judd.
7		*/
8
9	–	import java.util.concurrent.*;
9		import static java.util.concurrent.TimeUnit.MILLISECONDS;
10	<	import java.util.concurrent.locks.*;
10	>	import static java.util.concurrent.TimeUnit.SECONDS;
11
12	<	import junit.framework.*;
13	<	import java.util.*;
12	>	import java.util.ArrayList;
13	>	import java.util.List;
14	>	import java.util.concurrent.ArrayBlockingQueue;
15	>	import java.util.concurrent.BlockingQueue;
16	>	import java.util.concurrent.Callable;
17	>	import java.util.concurrent.CancellationException;
18	>	import java.util.concurrent.CountDownLatch;
19	>	import java.util.concurrent.ExecutionException;
20	>	import java.util.concurrent.Executors;
21	>	import java.util.concurrent.ExecutorService;
22	>	import java.util.concurrent.Future;
23	>	import java.util.concurrent.FutureTask;
24	>	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.ThreadPoolExecutor;
31	>	import java.util.concurrent.TimeoutException;
32	>	import java.util.concurrent.TimeUnit;
33	>	import java.util.concurrent.atomic.AtomicInteger;
34	>	import java.util.concurrent.locks.Condition;
35	>	import java.util.concurrent.locks.ReentrantLock;
36	>
37	>	import junit.framework.Test;
38	>	import junit.framework.TestSuite;
39
40		public class ThreadPoolExecutorSubclassTest extends JSR166TestCase {
41		public static void main(String[] args) {
42	<	junit.textui.TestRunner.run(suite());
42	>	main(suite(), args);
43		}
44		public static Test suite() {
45		return new TestSuite(ThreadPoolExecutorSubclassTest.class);
#	Line 37 | Line 61 | public class ThreadPoolExecutorSubclassT
61		CustomTask(final Runnable r, final V res) {
62		if (r == null) throw new NullPointerException();
63		callable = new Callable<V>() {
64	<	public V call() throws Exception { r.run(); return res; }};
64	>	public V call() throws Exception { r.run(); return res; }};
65		}
66		public boolean isDone() {
67		lock.lock(); try { return done; } finally { lock.unlock() ; }
#	Line 60 | Line 84 | public class ThreadPoolExecutorSubclassT
84		finally { lock.unlock() ; }
85		}
86		public void run() {
63	–	boolean runme;
87		lock.lock();
88		try {
89	<	runme = !done;
90	<	if (!runme)
91	<	thread = Thread.currentThread();
89	>	if (done)
90	>	return;
91	>	thread = Thread.currentThread();
92		}
93		finally { lock.unlock() ; }
71	–	if (!runme) return;
94		V v = null;
95		Exception e = null;
96		try {
#	Line 79 | Line 101 | public class ThreadPoolExecutorSubclassT
101		}
102		lock.lock();
103		try {
104	<	result = v;
105	<	exception = e;
106	<	done = true;
107	<	thread = null;
108	<	cond.signalAll();
104	>	if (!done) {
105	>	result = v;
106	>	exception = e;
107	>	done = true;
108	>	thread = null;
109	>	cond.signalAll();
110	>	}
111		}
112		finally { lock.unlock(); }
113		}
#	Line 92 | Line 116 | public class ThreadPoolExecutorSubclassT
116		try {
117		while (!done)
118		cond.await();
119	+	if (cancelled)
120	+	throw new CancellationException();
121		if (exception != null)
122		throw new ExecutionException(exception);
123		return result;
#	Line 103 | Line 129 | public class ThreadPoolExecutorSubclassT
129		long nanos = unit.toNanos(timeout);
130		lock.lock();
131		try {
132	<	for (;;) {
133	<	if (done) break;
108	<	if (nanos < 0)
132	>	while (!done) {
133	>	if (nanos <= 0L)
134		throw new TimeoutException();
135		nanos = cond.awaitNanos(nanos);
136		}
137	+	if (cancelled)
138	+	throw new CancellationException();
139		if (exception != null)
140		throw new ExecutionException(exception);
141		return result;
#	Line 117 | Line 144 | public class ThreadPoolExecutorSubclassT
144		}
145		}
146
120	–
147		static class CustomTPE extends ThreadPoolExecutor {
148		protected <V> RunnableFuture<V> newTaskFor(Callable<V> c) {
149		return new CustomTask<V>(c);
#	Line 164 | Line 190 | public class ThreadPoolExecutorSubclassT
190		workQueue, threadFactory, handler);
191		}
192
193	<	volatile boolean beforeCalled = false;
194	<	volatile boolean afterCalled = false;
195	<	volatile boolean terminatedCalled = false;
193	>	final CountDownLatch beforeCalled = new CountDownLatch(1);
194	>	final CountDownLatch afterCalled = new CountDownLatch(1);
195	>	final CountDownLatch terminatedCalled = new CountDownLatch(1);
196	>
197		public CustomTPE() {
198		super(1, 1, LONG_DELAY_MS, MILLISECONDS, new SynchronousQueue<Runnable>());
199		}
200		protected void beforeExecute(Thread t, Runnable r) {
201	<	beforeCalled = true;
201	>	beforeCalled.countDown();
202		}
203		protected void afterExecute(Runnable r, Throwable t) {
204	<	afterCalled = true;
204	>	afterCalled.countDown();
205		}
206		protected void terminated() {
207	<	terminatedCalled = true;
207	>	terminatedCalled.countDown();
208		}
209
210	+	public boolean beforeCalled() {
211	+	return beforeCalled.getCount() == 0;
212	+	}
213	+	public boolean afterCalled() {
214	+	return afterCalled.getCount() == 0;
215	+	}
216	+	public boolean terminatedCalled() {
217	+	return terminatedCalled.getCount() == 0;
218	+	}
219		}
220
221		static class FailingThreadFactory implements ThreadFactory {
#	Line 190 | Line 226 | public class ThreadPoolExecutorSubclassT
226		}
227		}
228
193	–
229		/**
230		* execute successfully executes a runnable
231		*/
232		public void testExecute() throws InterruptedException {
233	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
234	<	try {
235	<	p1.execute(new ShortRunnable());
236	<	Thread.sleep(SMALL_DELAY_MS);
237	<	} finally {
238	<	joinPool(p1);
233	>	final ThreadPoolExecutor p =
234	>	new CustomTPE(1, 1,
235	>	2 * LONG_DELAY_MS, MILLISECONDS,
236	>	new ArrayBlockingQueue<Runnable>(10));
237	>	try (PoolCleaner cleaner = cleaner(p)) {
238	>	final CountDownLatch done = new CountDownLatch(1);
239	>	final Runnable task = new CheckedRunnable() {
240	>	public void realRun() { done.countDown(); }};
241	>	p.execute(task);
242	>	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
243		}
244		}
245
#	Line 209 | Line 248 | public class ThreadPoolExecutorSubclassT
248		* thread becomes active
249		*/
250		public void testGetActiveCount() throws InterruptedException {
251	<	ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
252	<	assertEquals(0, p2.getActiveCount());
253	<	p2.execute(new MediumRunnable());
254	<	Thread.sleep(SHORT_DELAY_MS);
255	<	assertEquals(1, p2.getActiveCount());
256	<	joinPool(p2);
251	>	final ThreadPoolExecutor p =
252	>	new CustomTPE(2, 2,
253	>	LONG_DELAY_MS, MILLISECONDS,
254	>	new ArrayBlockingQueue<Runnable>(10));
255	>	try (PoolCleaner cleaner = cleaner(p)) {
256	>	final CountDownLatch threadStarted = new CountDownLatch(1);
257	>	final CountDownLatch done = new CountDownLatch(1);
258	>	assertEquals(0, p.getActiveCount());
259	>	p.execute(new CheckedRunnable() {
260	>	public void realRun() throws InterruptedException {
261	>	threadStarted.countDown();
262	>	assertEquals(1, p.getActiveCount());
263	>	done.await();
264	>	}});
265	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
266	>	assertEquals(1, p.getActiveCount());
267	>	done.countDown();
268	>	}
269		}
270
271		/**
272		* prestartCoreThread starts a thread if under corePoolSize, else doesn't
273		*/
274		public void testPrestartCoreThread() {
275	<	ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
276	<	assertEquals(0, p2.getPoolSize());
277	<	assertTrue(p2.prestartCoreThread());
278	<	assertEquals(1, p2.getPoolSize());
279	<	assertTrue(p2.prestartCoreThread());
280	<	assertEquals(2, p2.getPoolSize());
281	<	assertFalse(p2.prestartCoreThread());
282	<	assertEquals(2, p2.getPoolSize());
283	<	joinPool(p2);
275	>	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 p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
302	<	assertEquals(0, p2.getPoolSize());
303	<	p2.prestartAllCoreThreads();
304	<	assertEquals(2, p2.getPoolSize());
305	<	p2.prestartAllCoreThreads();
306	<	assertEquals(2, p2.getPoolSize());
307	<	joinPool(p2);
301	>	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 250 | Line 321 | public class ThreadPoolExecutorSubclassT
321		* when tasks complete
322		*/
323		public void testGetCompletedTaskCount() throws InterruptedException {
324	<	ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
325	<	assertEquals(0, p2.getCompletedTaskCount());
326	<	p2.execute(new ShortRunnable());
327	<	Thread.sleep(SMALL_DELAY_MS);
328	<	assertEquals(1, p2.getCompletedTaskCount());
329	<	try { p2.shutdown(); } catch (SecurityException ok) { return; }
330	<	joinPool(p2);
324	>	final ThreadPoolExecutor p =
325	>	new CustomTPE(2, 2,
326	>	LONG_DELAY_MS, MILLISECONDS,
327	>	new ArrayBlockingQueue<Runnable>(10));
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();
338	>	threadDone.countDown();
339	>	}});
340	>	await(threadStarted);
341	>	assertEquals(0, p.getCompletedTaskCount());
342	>	threadProceed.countDown();
343	>	threadDone.await();
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	>	}
350	>	}
351		}
352
353		/**
354		* getCorePoolSize returns size given in constructor if not otherwise set
355		*/
356		public void testGetCorePoolSize() {
357	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
358	<	assertEquals(1, p1.getCorePoolSize());
359	<	joinPool(p1);
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 p2 = new CustomTPE(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
371	<	assertEquals(1, p2.getKeepAliveTime(TimeUnit.SECONDS));
372	<	joinPool(p2);
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
280	–
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
302	–
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 318 | 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 329 | 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
339	–
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
354	–
473		/**
474		* getLargestPoolSize increases, but doesn't overestimate, when
475		* multiple threads active
476		*/
477		public void testGetLargestPoolSize() throws InterruptedException {
478	<	ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
479	<	assertEquals(0, p2.getLargestPoolSize());
480	<	p2.execute(new MediumRunnable());
481	<	p2.execute(new MediumRunnable());
482	<	Thread.sleep(SHORT_DELAY_MS);
483	<	assertEquals(2, p2.getLargestPoolSize());
484	<	joinPool(p2);
478	>	final int THREADS = 3;
479	>	final ThreadPoolExecutor p =
480	>	new CustomTPE(THREADS, THREADS,
481	>	LONG_DELAY_MS, MILLISECONDS,
482	>	new ArrayBlockingQueue<Runnable>(10));
483	>	try (PoolCleaner cleaner = cleaner(p)) {
484	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
485	>	final CountDownLatch done = new CountDownLatch(1);
486	>	assertEquals(0, p.getLargestPoolSize());
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();
492	>	assertEquals(THREADS, p.getLargestPoolSize());
493	>	}});
494	>	assertTrue(threadsStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
495	>	assertEquals(THREADS, p.getLargestPoolSize());
496	>	done.countDown();   // release pool
497	>	}
498	>	assertEquals(THREADS, p.getLargestPoolSize());
499		}
500
501		/**
#	Line 371 | Line 503 | public class ThreadPoolExecutorSubclassT
503		* otherwise set
504		*/
505		public void testGetMaximumPoolSize() {
506	<	ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
507	<	assertEquals(2, p2.getMaximumPoolSize());
508	<	joinPool(p2);
506	>	final ThreadPoolExecutor p =
507	>	new CustomTPE(2, 3,
508	>	LONG_DELAY_MS, MILLISECONDS,
509	>	new ArrayBlockingQueue<Runnable>(10));
510	>	try (PoolCleaner cleaner = cleaner(p)) {
511	>	assertEquals(3, p.getMaximumPoolSize());
512	>	p.setMaximumPoolSize(5);
513	>	assertEquals(5, p.getMaximumPoolSize());
514	>	p.setMaximumPoolSize(4);
515	>	assertEquals(4, p.getMaximumPoolSize());
516	>	}
517		}
518
519		/**
520		* getPoolSize increases, but doesn't overestimate, when threads
521		* become active
522		*/
523	<	public void testGetPoolSize() {
524	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
525	<	assertEquals(0, p1.getPoolSize());
526	<	p1.execute(new MediumRunnable());
527	<	assertEquals(1, p1.getPoolSize());
528	<	joinPool(p1);
523	>	public void testGetPoolSize() throws InterruptedException {
524	>	final ThreadPoolExecutor p =
525	>	new CustomTPE(1, 1,
526	>	LONG_DELAY_MS, MILLISECONDS,
527	>	new ArrayBlockingQueue<Runnable>(10));
528	>	try (PoolCleaner cleaner = cleaner(p)) {
529	>	final CountDownLatch threadStarted = new CountDownLatch(1);
530	>	final CountDownLatch done = new CountDownLatch(1);
531	>	assertEquals(0, p.getPoolSize());
532	>	p.execute(new CheckedRunnable() {
533	>	public void realRun() throws InterruptedException {
534	>	threadStarted.countDown();
535	>	assertEquals(1, p.getPoolSize());
536	>	done.await();
537	>	}});
538	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
539	>	assertEquals(1, p.getPoolSize());
540	>	done.countDown();   // release pool
541	>	}
542		}
543
544		/**
545		* getTaskCount increases, but doesn't overestimate, when tasks submitted
546		*/
547		public void testGetTaskCount() throws InterruptedException {
548	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
549	<	assertEquals(0, p1.getTaskCount());
550	<	p1.execute(new MediumRunnable());
551	<	Thread.sleep(SHORT_DELAY_MS);
552	<	assertEquals(1, p1.getTaskCount());
553	<	joinPool(p1);
548	>	final ThreadPoolExecutor p =
549	>	new CustomTPE(1, 1,
550	>	LONG_DELAY_MS, MILLISECONDS,
551	>	new ArrayBlockingQueue<Runnable>(10));
552	>	try (PoolCleaner cleaner = cleaner(p)) {
553	>	final CountDownLatch threadStarted = new CountDownLatch(1);
554	>	final CountDownLatch done = new CountDownLatch(1);
555	>	assertEquals(0, p.getTaskCount());
556	>	p.execute(new CheckedRunnable() {
557	>	public void realRun() throws InterruptedException {
558	>	threadStarted.countDown();
559	>	assertEquals(1, p.getTaskCount());
560	>	done.await();
561	>	}});
562	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
563	>	assertEquals(1, p.getTaskCount());
564	>	done.countDown();
565	>	}
566		}
567
568		/**
569	<	* isShutDown is false before shutdown, true after
569	>	* isShutdown is false before shutdown, true after
570		*/
571		public void testIsShutdown() {
572	<
573	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
574	<	assertFalse(p1.isShutdown());
575	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
576	<	assertTrue(p1.isShutdown());
577	<	joinPool(p1);
572	>	final ThreadPoolExecutor p =
573	>	new CustomTPE(1, 1,
574	>	LONG_DELAY_MS, MILLISECONDS,
575	>	new ArrayBlockingQueue<Runnable>(10));
576	>	try (PoolCleaner cleaner = cleaner(p)) {
577	>	assertFalse(p.isShutdown());
578	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
579	>	assertTrue(p.isShutdown());
580	>	}
581		}
582
415	–
583		/**
584		* isTerminated is false before termination, true after
585		*/
586		public void testIsTerminated() throws InterruptedException {
587	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
588	<	assertFalse(p1.isTerminated());
589	<	try {
590	<	p1.execute(new MediumRunnable());
591	<	} finally {
592	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
587	>	final ThreadPoolExecutor p =
588	>	new CustomTPE(1, 1,
589	>	LONG_DELAY_MS, MILLISECONDS,
590	>	new ArrayBlockingQueue<Runnable>(10));
591	>	try (PoolCleaner cleaner = cleaner(p)) {
592	>	final CountDownLatch threadStarted = new CountDownLatch(1);
593	>	final CountDownLatch done = new CountDownLatch(1);
594	>	assertFalse(p.isTerminating());
595	>	p.execute(new CheckedRunnable() {
596	>	public void realRun() throws InterruptedException {
597	>	assertFalse(p.isTerminating());
598	>	threadStarted.countDown();
599	>	done.await();
600	>	}});
601	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
602	>	assertFalse(p.isTerminating());
603	>	done.countDown();
604	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
605	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
606	>	assertTrue(p.isTerminated());
607	>	assertFalse(p.isTerminating());
608		}
427	–	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
428	–	assertTrue(p1.isTerminated());
609		}
610
611		/**
612		* isTerminating is not true when running or when terminated
613		*/
614		public void testIsTerminating() throws InterruptedException {
615	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
616	<	assertFalse(p1.isTerminating());
617	<	try {
618	<	p1.execute(new SmallRunnable());
619	<	assertFalse(p1.isTerminating());
620	<	} finally {
621	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
615	>	final ThreadPoolExecutor p =
616	>	new CustomTPE(1, 1,
617	>	LONG_DELAY_MS, MILLISECONDS,
618	>	new ArrayBlockingQueue<Runnable>(10));
619	>	try (PoolCleaner cleaner = cleaner(p)) {
620	>	final CountDownLatch threadStarted = new CountDownLatch(1);
621	>	final CountDownLatch done = new CountDownLatch(1);
622	>	assertFalse(p.isTerminating());
623	>	p.execute(new CheckedRunnable() {
624	>	public void realRun() throws InterruptedException {
625	>	assertFalse(p.isTerminating());
626	>	threadStarted.countDown();
627	>	done.await();
628	>	}});
629	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
630	>	assertFalse(p.isTerminating());
631	>	done.countDown();
632	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
633	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
634	>	assertTrue(p.isTerminated());
635	>	assertFalse(p.isTerminating());
636		}
443	–	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
444	–	assertTrue(p1.isTerminated());
445	–	assertFalse(p1.isTerminating());
637		}
638
639		/**
640		* getQueue returns the work queue, which contains queued tasks
641		*/
642		public void testGetQueue() throws InterruptedException {
643	<	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
644	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, q);
645	<	FutureTask[] tasks = new FutureTask[5];
646	<	for (int i = 0; i < 5; i++) {
647	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
648	<	p1.execute(tasks[i]);
649	<	}
650	<	try {
651	<	Thread.sleep(SHORT_DELAY_MS);
652	<	BlockingQueue<Runnable> wq = p1.getQueue();
653	<	assertSame(q, wq);
654	<	assertFalse(wq.contains(tasks[0]));
655	<	assertTrue(wq.contains(tasks[4]));
656	<	for (int i = 1; i < 5; ++i)
657	<	tasks[i].cancel(true);
658	<	p1.shutdownNow();
659	<	} finally {
660	<	joinPool(p1);
643	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
644	>	final ThreadPoolExecutor p =
645	>	new CustomTPE(1, 1,
646	>	LONG_DELAY_MS, MILLISECONDS,
647	>	q);
648	>	try (PoolCleaner cleaner = cleaner(p)) {
649	>	final CountDownLatch threadStarted = new CountDownLatch(1);
650	>	final CountDownLatch done = new CountDownLatch(1);
651	>	FutureTask[] tasks = new FutureTask[5];
652	>	for (int i = 0; i < tasks.length; i++) {
653	>	Callable task = new CheckedCallable<Boolean>() {
654	>	public Boolean realCall() throws InterruptedException {
655	>	threadStarted.countDown();
656	>	assertSame(q, p.getQueue());
657	>	done.await();
658	>	return Boolean.TRUE;
659	>	}};
660	>	tasks[i] = new FutureTask(task);
661	>	p.execute(tasks[i]);
662	>	}
663	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
664	>	assertSame(q, p.getQueue());
665	>	assertFalse(q.contains(tasks[0]));
666	>	assertTrue(q.contains(tasks[tasks.length - 1]));
667	>	assertEquals(tasks.length - 1, q.size());
668	>	done.countDown();
669		}
670		}
671
#	Line 475 | Line 674 | public class ThreadPoolExecutorSubclassT
674		*/
675		public void testRemove() throws InterruptedException {
676		BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
677	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, q);
678	<	FutureTask[] tasks = new FutureTask[5];
679	<	for (int i = 0; i < 5; i++) {
680	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
681	<	p1.execute(tasks[i]);
682	<	}
683	<	try {
684	<	Thread.sleep(SHORT_DELAY_MS);
685	<	assertFalse(p1.remove(tasks[0]));
677	>	final ThreadPoolExecutor p =
678	>	new CustomTPE(1, 1,
679	>	LONG_DELAY_MS, MILLISECONDS,
680	>	q);
681	>	Runnable[] tasks = new Runnable[6];
682	>	final CountDownLatch threadStarted = new CountDownLatch(1);
683	>	final CountDownLatch done = new CountDownLatch(1);
684	>	try {
685	>	for (int i = 0; i < tasks.length; i++) {
686	>	tasks[i] = new CheckedRunnable() {
687	>	public void realRun() throws InterruptedException {
688	>	threadStarted.countDown();
689	>	done.await();
690	>	}};
691	>	p.execute(tasks[i]);
692	>	}
693	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
694	>	assertFalse(p.remove(tasks[0]));
695		assertTrue(q.contains(tasks[4]));
696		assertTrue(q.contains(tasks[3]));
697	<	assertTrue(p1.remove(tasks[4]));
698	<	assertFalse(p1.remove(tasks[4]));
697	>	assertTrue(p.remove(tasks[4]));
698	>	assertFalse(p.remove(tasks[4]));
699		assertFalse(q.contains(tasks[4]));
700		assertTrue(q.contains(tasks[3]));
701	<	assertTrue(p1.remove(tasks[3]));
701	>	assertTrue(p.remove(tasks[3]));
702		assertFalse(q.contains(tasks[3]));
703		} finally {
704	<	joinPool(p1);
704	>	done.countDown();
705	>	joinPool(p);
706		}
707		}
708
709		/**
710		* purge removes cancelled tasks from the queue
711		*/
712	<	public void testPurge() {
713	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
712	>	public void testPurge() throws InterruptedException {
713	>	final CountDownLatch threadStarted = new CountDownLatch(1);
714	>	final CountDownLatch done = new CountDownLatch(1);
715	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
716	>	final ThreadPoolExecutor p =
717	>	new CustomTPE(1, 1,
718	>	LONG_DELAY_MS, MILLISECONDS,
719	>	q);
720		FutureTask[] tasks = new FutureTask[5];
721	<	for (int i = 0; i < 5; i++) {
722	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
723	<	p1.execute(tasks[i]);
721	>	try {
722	>	for (int i = 0; i < tasks.length; i++) {
723	>	Callable task = new CheckedCallable<Boolean>() {
724	>	public Boolean realCall() throws InterruptedException {
725	>	threadStarted.countDown();
726	>	done.await();
727	>	return Boolean.TRUE;
728	>	}};
729	>	tasks[i] = new FutureTask(task);
730	>	p.execute(tasks[i]);
731	>	}
732	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
733	>	assertEquals(tasks.length, p.getTaskCount());
734	>	assertEquals(tasks.length - 1, q.size());
735	>	assertEquals(1L, p.getActiveCount());
736	>	assertEquals(0L, p.getCompletedTaskCount());
737	>	tasks[4].cancel(true);
738	>	tasks[3].cancel(false);
739	>	p.purge();
740	>	assertEquals(tasks.length - 3, q.size());
741	>	assertEquals(tasks.length - 2, p.getTaskCount());
742	>	p.purge();         // Nothing to do
743	>	assertEquals(tasks.length - 3, q.size());
744	>	assertEquals(tasks.length - 2, p.getTaskCount());
745	>	} finally {
746	>	done.countDown();
747	>	joinPool(p);
748		}
510	–	tasks[4].cancel(true);
511	–	tasks[3].cancel(true);
512	–	p1.purge();
513	–	long count = p1.getTaskCount();
514	–	assertTrue(count >= 2 && count < 5);
515	–	joinPool(p1);
749		}
750
751		/**
752	<	* shutDownNow returns a list containing tasks that were not run
752	>	* shutdownNow returns a list containing tasks that were not run,
753	>	* and those tasks are drained from the queue
754		*/
755	<	public void testShutDownNow() {
756	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
757	<	List l;
758	<	try {
759	<	for (int i = 0; i < 5; i++)
760	<	p1.execute(new MediumPossiblyInterruptedRunnable());
761	<	}
762	<	finally {
755	>	public void testShutdownNow() throws InterruptedException {
756	>	final int poolSize = 2;
757	>	final int count = 5;
758	>	final AtomicInteger ran = new AtomicInteger(0);
759	>	ThreadPoolExecutor p =
760	>	new CustomTPE(poolSize, poolSize, LONG_DELAY_MS, MILLISECONDS,
761	>	new ArrayBlockingQueue<Runnable>(10));
762	>	CountDownLatch threadsStarted = new CountDownLatch(poolSize);
763	>	Runnable waiter = new CheckedRunnable() { public void realRun() {
764	>	threadsStarted.countDown();
765		try {
766	<	l = p1.shutdownNow();
767	<	} catch (SecurityException ok) { return; }
768	<	}
769	<	assertTrue(p1.isShutdown());
770	<	assertTrue(l.size() <= 4);
766	>	MILLISECONDS.sleep(2 * LONG_DELAY_MS);
767	>	} catch (InterruptedException success) {}
768	>	ran.getAndIncrement();
769	>	}};
770	>	for (int i = 0; i < count; i++)
771	>	p.execute(waiter);
772	>	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
773	>	assertEquals(poolSize, p.getActiveCount());
774	>	assertEquals(0, p.getCompletedTaskCount());
775	>	final List<Runnable> queuedTasks;
776	>	try {
777	>	queuedTasks = p.shutdownNow();
778	>	} catch (SecurityException ok) {
779	>	return; // Allowed in case test doesn't have privs
780	>	}
781	>	assertTrue(p.isShutdown());
782	>	assertTrue(p.getQueue().isEmpty());
783	>	assertEquals(count - poolSize, queuedTasks.size());
784	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
785	>	assertTrue(p.isTerminated());
786	>	assertEquals(poolSize, ran.get());
787	>	assertEquals(poolSize, p.getCompletedTaskCount());
788		}
789
790		// Exception Tests
791
539	–
792		/**
793		* Constructor throws if corePoolSize argument is less than zero
794		*/
795		public void testConstructor1() {
796		try {
797	<	new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
797	>	new CustomTPE(-1, 1, 1L, SECONDS,
798	>	new ArrayBlockingQueue<Runnable>(10));
799		shouldThrow();
800		} catch (IllegalArgumentException success) {}
801		}
#	Line 552 | Line 805 | public class ThreadPoolExecutorSubclassT
805		*/
806		public void testConstructor2() {
807		try {
808	<	new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
808	>	new CustomTPE(1, -1, 1L, SECONDS,
809	>	new ArrayBlockingQueue<Runnable>(10));
810		shouldThrow();
811		} catch (IllegalArgumentException success) {}
812		}
#	Line 562 | Line 816 | public class ThreadPoolExecutorSubclassT
816		*/
817		public void testConstructor3() {
818		try {
819	<	new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
819	>	new CustomTPE(1, 0, 1L, SECONDS,
820	>	new ArrayBlockingQueue<Runnable>(10));
821		shouldThrow();
822		} catch (IllegalArgumentException success) {}
823		}
#	Line 572 | Line 827 | public class ThreadPoolExecutorSubclassT
827		*/
828		public void testConstructor4() {
829		try {
830	<	new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
830	>	new CustomTPE(1, 2, -1L, SECONDS,
831	>	new ArrayBlockingQueue<Runnable>(10));
832		shouldThrow();
833		} catch (IllegalArgumentException success) {}
834		}
#	Line 582 | Line 838 | public class ThreadPoolExecutorSubclassT
838		*/
839		public void testConstructor5() {
840		try {
841	<	new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
841	>	new CustomTPE(2, 1, 1L, SECONDS,
842	>	new ArrayBlockingQueue<Runnable>(10));
843		shouldThrow();
844		} catch (IllegalArgumentException success) {}
845		}
#	Line 592 | Line 849 | public class ThreadPoolExecutorSubclassT
849		*/
850		public void testConstructorNullPointerException() {
851		try {
852	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null);
852	>	new CustomTPE(1, 2, 1L, SECONDS, null);
853		shouldThrow();
854		} catch (NullPointerException success) {}
855		}
856
600	–
601	–
857		/**
858		* Constructor throws if corePoolSize argument is less than zero
859		*/
860		public void testConstructor6() {
861		try {
862	<	new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
862	>	new CustomTPE(-1, 1, 1L, SECONDS,
863	>	new ArrayBlockingQueue<Runnable>(10),
864	>	new SimpleThreadFactory());
865		shouldThrow();
866		} catch (IllegalArgumentException success) {}
867		}
#	Line 614 | Line 871 | public class ThreadPoolExecutorSubclassT
871		*/
872		public void testConstructor7() {
873		try {
874	<	new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
874	>	new CustomTPE(1,-1, 1L, SECONDS,
875	>	new ArrayBlockingQueue<Runnable>(10),
876	>	new SimpleThreadFactory());
877		shouldThrow();
878		} catch (IllegalArgumentException success) {}
879		}
#	Line 624 | Line 883 | public class ThreadPoolExecutorSubclassT
883		*/
884		public void testConstructor8() {
885		try {
886	<	new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
886	>	new CustomTPE(1, 0, 1L, SECONDS,
887	>	new ArrayBlockingQueue<Runnable>(10),
888	>	new SimpleThreadFactory());
889		shouldThrow();
890		} catch (IllegalArgumentException success) {}
891		}
#	Line 634 | Line 895 | public class ThreadPoolExecutorSubclassT
895		*/
896		public void testConstructor9() {
897		try {
898	<	new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
898	>	new CustomTPE(1, 2, -1L, SECONDS,
899	>	new ArrayBlockingQueue<Runnable>(10),
900	>	new SimpleThreadFactory());
901		shouldThrow();
902		} catch (IllegalArgumentException success) {}
903		}
#	Line 644 | Line 907 | public class ThreadPoolExecutorSubclassT
907		*/
908		public void testConstructor10() {
909		try {
910	<	new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
910	>	new CustomTPE(2, 1, 1L, SECONDS,
911	>	new ArrayBlockingQueue<Runnable>(10),
912	>	new SimpleThreadFactory());
913		shouldThrow();
914		} catch (IllegalArgumentException success) {}
915		}
#	Line 654 | Line 919 | public class ThreadPoolExecutorSubclassT
919		*/
920		public void testConstructorNullPointerException2() {
921		try {
922	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory());
922	>	new CustomTPE(1, 2, 1L, SECONDS, null, new SimpleThreadFactory());
923		shouldThrow();
924		} catch (NullPointerException success) {}
925		}
#	Line 664 | Line 929 | public class ThreadPoolExecutorSubclassT
929		*/
930		public void testConstructorNullPointerException3() {
931		try {
932	<	ThreadFactory f = null;
933	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f);
932	>	new CustomTPE(1, 2, 1L, SECONDS,
933	>	new ArrayBlockingQueue<Runnable>(10),
934	>	(ThreadFactory) null);
935		shouldThrow();
936		} catch (NullPointerException success) {}
937		}
938
673	–
939		/**
940		* Constructor throws if corePoolSize argument is less than zero
941		*/
942		public void testConstructor11() {
943		try {
944	<	new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
944	>	new CustomTPE(-1, 1, 1L, SECONDS,
945	>	new ArrayBlockingQueue<Runnable>(10),
946	>	new NoOpREHandler());
947		shouldThrow();
948		} catch (IllegalArgumentException success) {}
949		}
#	Line 686 | Line 953 | public class ThreadPoolExecutorSubclassT
953		*/
954		public void testConstructor12() {
955		try {
956	<	new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
956	>	new CustomTPE(1, -1, 1L, SECONDS,
957	>	new ArrayBlockingQueue<Runnable>(10),
958	>	new NoOpREHandler());
959		shouldThrow();
960		} catch (IllegalArgumentException success) {}
961		}
#	Line 696 | Line 965 | public class ThreadPoolExecutorSubclassT
965		*/
966		public void testConstructor13() {
967		try {
968	<	new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
968	>	new CustomTPE(1, 0, 1L, SECONDS,
969	>	new ArrayBlockingQueue<Runnable>(10),
970	>	new NoOpREHandler());
971		shouldThrow();
972		} catch (IllegalArgumentException success) {}
973		}
#	Line 706 | Line 977 | public class ThreadPoolExecutorSubclassT
977		*/
978		public void testConstructor14() {
979		try {
980	<	new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
980	>	new CustomTPE(1, 2, -1L, SECONDS,
981	>	new ArrayBlockingQueue<Runnable>(10),
982	>	new NoOpREHandler());
983		shouldThrow();
984		} catch (IllegalArgumentException success) {}
985		}
#	Line 716 | Line 989 | public class ThreadPoolExecutorSubclassT
989		*/
990		public void testConstructor15() {
991		try {
992	<	new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
992	>	new CustomTPE(2, 1, 1L, SECONDS,
993	>	new ArrayBlockingQueue<Runnable>(10),
994	>	new NoOpREHandler());
995		shouldThrow();
996		} catch (IllegalArgumentException success) {}
997		}
#	Line 726 | Line 1001 | public class ThreadPoolExecutorSubclassT
1001		*/
1002		public void testConstructorNullPointerException4() {
1003		try {
1004	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null,new NoOpREHandler());
1004	>	new CustomTPE(1, 2, 1L, SECONDS,
1005	>	null,
1006	>	new NoOpREHandler());
1007		shouldThrow();
1008		} catch (NullPointerException success) {}
1009		}
#	Line 736 | Line 1013 | public class ThreadPoolExecutorSubclassT
1013		*/
1014		public void testConstructorNullPointerException5() {
1015		try {
1016	<	RejectedExecutionHandler r = null;
1017	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r);
1016	>	new CustomTPE(1, 2, 1L, SECONDS,
1017	>	new ArrayBlockingQueue<Runnable>(10),
1018	>	(RejectedExecutionHandler) null);
1019		shouldThrow();
1020		} catch (NullPointerException success) {}
1021		}
1022
745	–
1023		/**
1024		* Constructor throws if corePoolSize argument is less than zero
1025		*/
1026		public void testConstructor16() {
1027		try {
1028	<	new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1028	>	new CustomTPE(-1, 1, 1L, SECONDS,
1029	>	new ArrayBlockingQueue<Runnable>(10),
1030	>	new SimpleThreadFactory(),
1031	>	new NoOpREHandler());
1032		shouldThrow();
1033		} catch (IllegalArgumentException success) {}
1034		}
#	Line 758 | Line 1038 | public class ThreadPoolExecutorSubclassT
1038		*/
1039		public void testConstructor17() {
1040		try {
1041	<	new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1041	>	new CustomTPE(1, -1, 1L, SECONDS,
1042	>	new ArrayBlockingQueue<Runnable>(10),
1043	>	new SimpleThreadFactory(),
1044	>	new NoOpREHandler());
1045		shouldThrow();
1046		} catch (IllegalArgumentException success) {}
1047		}
#	Line 768 | Line 1051 | public class ThreadPoolExecutorSubclassT
1051		*/
1052		public void testConstructor18() {
1053		try {
1054	<	new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1054	>	new CustomTPE(1, 0, 1L, SECONDS,
1055	>	new ArrayBlockingQueue<Runnable>(10),
1056	>	new SimpleThreadFactory(),
1057	>	new NoOpREHandler());
1058		shouldThrow();
1059		} catch (IllegalArgumentException success) {}
1060		}
#	Line 778 | Line 1064 | public class ThreadPoolExecutorSubclassT
1064		*/
1065		public void testConstructor19() {
1066		try {
1067	<	new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1067	>	new CustomTPE(1, 2, -1L, SECONDS,
1068	>	new ArrayBlockingQueue<Runnable>(10),
1069	>	new SimpleThreadFactory(),
1070	>	new NoOpREHandler());
1071		shouldThrow();
1072		} catch (IllegalArgumentException success) {}
1073		}
#	Line 788 | Line 1077 | public class ThreadPoolExecutorSubclassT
1077		*/
1078		public void testConstructor20() {
1079		try {
1080	<	new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1080	>	new CustomTPE(2, 1, 1L, SECONDS,
1081	>	new ArrayBlockingQueue<Runnable>(10),
1082	>	new SimpleThreadFactory(),
1083	>	new NoOpREHandler());
1084		shouldThrow();
1085		} catch (IllegalArgumentException success) {}
1086		}
1087
1088		/**
1089	<	* Constructor throws if workQueue is set to null
1089	>	* Constructor throws if workQueue is null
1090		*/
1091		public void testConstructorNullPointerException6() {
1092		try {
1093	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler());
1093	>	new CustomTPE(1, 2, 1L, SECONDS,
1094	>	null,
1095	>	new SimpleThreadFactory(),
1096	>	new NoOpREHandler());
1097		shouldThrow();
1098		} catch (NullPointerException success) {}
1099		}
1100
1101		/**
1102	<	* Constructor throws if handler is set to null
1102	>	* Constructor throws if handler is null
1103		*/
1104		public void testConstructorNullPointerException7() {
1105		try {
1106	<	RejectedExecutionHandler r = null;
1107	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r);
1106	>	new CustomTPE(1, 2, 1L, SECONDS,
1107	>	new ArrayBlockingQueue<Runnable>(10),
1108	>	new SimpleThreadFactory(),
1109	>	(RejectedExecutionHandler) null);
1110		shouldThrow();
1111		} catch (NullPointerException success) {}
1112		}
1113
1114		/**
1115	<	* Constructor throws if ThreadFactory is set top null
1115	>	* Constructor throws if ThreadFactory is null
1116		*/
1117		public void testConstructorNullPointerException8() {
1118		try {
1119	<	ThreadFactory f = null;
1120	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new NoOpREHandler());
1119	>	new CustomTPE(1, 2, 1L, SECONDS,
1120	>	new ArrayBlockingQueue<Runnable>(10),
1121	>	(ThreadFactory) null,
1122	>	new NoOpREHandler());
1123		shouldThrow();
1124		} catch (NullPointerException success) {}
1125		}
1126
828	–
1127		/**
1128		* execute throws RejectedExecutionException if saturated.
1129		*/
1130		public void testSaturatedExecute() {
1131	<	ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
1132	<	try {
1133	<
1134	<	for (int i = 0; i < 5; ++i) {
1135	<	p.execute(new MediumRunnable());
1131	>	ThreadPoolExecutor p =
1132	>	new CustomTPE(1, 1,
1133	>	LONG_DELAY_MS, MILLISECONDS,
1134	>	new ArrayBlockingQueue<Runnable>(1));
1135	>	final CountDownLatch done = new CountDownLatch(1);
1136	>	try {
1137	>	Runnable task = new CheckedRunnable() {
1138	>	public void realRun() throws InterruptedException {
1139	>	done.await();
1140	>	}};
1141	>	for (int i = 0; i < 2; ++i)
1142	>	p.execute(task);
1143	>	for (int i = 0; i < 2; ++i) {
1144	>	try {
1145	>	p.execute(task);
1146	>	shouldThrow();
1147	>	} catch (RejectedExecutionException success) {}
1148	>	assertTrue(p.getTaskCount() <= 2);
1149		}
1150	<	shouldThrow();
1151	<	} catch (RejectedExecutionException success) {}
1152	<	joinPool(p);
1150	>	} finally {
1151	>	done.countDown();
1152	>	joinPool(p);
1153	>	}
1154		}
1155
1156		/**
#	Line 846 | Line 1158 | public class ThreadPoolExecutorSubclassT
1158		*/
1159		public void testSaturatedExecute2() {
1160		RejectedExecutionHandler h = new CustomTPE.CallerRunsPolicy();
1161	<	ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1161	>	ThreadPoolExecutor p = new CustomTPE(1, 1,
1162	>	LONG_DELAY_MS, MILLISECONDS,
1163	>	new ArrayBlockingQueue<Runnable>(1),
1164	>	h);
1165		try {
851	–
1166		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1167	<	for (int i = 0; i < 5; ++i) {
1167	>	for (int i = 0; i < tasks.length; ++i)
1168		tasks[i] = new TrackedNoOpRunnable();
855	–	}
1169		TrackedLongRunnable mr = new TrackedLongRunnable();
1170		p.execute(mr);
1171	<	for (int i = 0; i < 5; ++i) {
1171	>	for (int i = 0; i < tasks.length; ++i)
1172		p.execute(tasks[i]);
1173	<	}
861	<	for (int i = 1; i < 5; ++i) {
1173	>	for (int i = 1; i < tasks.length; ++i)
1174		assertTrue(tasks[i].done);
863	–	}
1175		try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1176		} finally {
1177		joinPool(p);
#	Line 872 | Line 1183 | public class ThreadPoolExecutorSubclassT
1183		*/
1184		public void testSaturatedExecute3() {
1185		RejectedExecutionHandler h = new CustomTPE.DiscardPolicy();
1186	<	ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1186	>	ThreadPoolExecutor p =
1187	>	new CustomTPE(1, 1,
1188	>	LONG_DELAY_MS, MILLISECONDS,
1189	>	new ArrayBlockingQueue<Runnable>(1),
1190	>	h);
1191		try {
877	–
1192		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1193	<	for (int i = 0; i < 5; ++i) {
1193	>	for (int i = 0; i < tasks.length; ++i)
1194		tasks[i] = new TrackedNoOpRunnable();
881	–	}
1195		p.execute(new TrackedLongRunnable());
1196	<	for (int i = 0; i < 5; ++i) {
1197	<	p.execute(tasks[i]);
1198	<	}
1199	<	for (int i = 0; i < 5; ++i) {
887	<	assertFalse(tasks[i].done);
888	<	}
1196	>	for (TrackedNoOpRunnable task : tasks)
1197	>	p.execute(task);
1198	>	for (TrackedNoOpRunnable task : tasks)
1199	>	assertFalse(task.done);
1200		try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1201		} finally {
1202		joinPool(p);
#	Line 917 | Line 1228 | public class ThreadPoolExecutorSubclassT
1228		* execute throws RejectedExecutionException if shutdown
1229		*/
1230		public void testRejectedExecutionExceptionOnShutdown() {
1231	<	ThreadPoolExecutor tpe =
1231	>	ThreadPoolExecutor p =
1232		new CustomTPE(1,1,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(1));
1233	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1233	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1234		try {
1235	<	tpe.execute(new NoOpRunnable());
1235	>	p.execute(new NoOpRunnable());
1236		shouldThrow();
1237		} catch (RejectedExecutionException success) {}
1238
1239	<	joinPool(tpe);
1239	>	joinPool(p);
1240		}
1241
1242		/**
#	Line 962 | Line 1273 | public class ThreadPoolExecutorSubclassT
1273		}
1274		}
1275
965	–
1276		/**
1277		* execute using DiscardOldestPolicy drops task on shutdown
1278		*/
#	Line 980 | Line 1290 | public class ThreadPoolExecutorSubclassT
1290		}
1291		}
1292
983	–
1293		/**
1294		* execute(null) throws NPE
1295		*/
1296		public void testExecuteNull() {
1297	<	ThreadPoolExecutor tpe = null;
1297	>	ThreadPoolExecutor p =
1298	>	new CustomTPE(1, 2, 1L, SECONDS,
1299	>	new ArrayBlockingQueue<Runnable>(10));
1300		try {
1301	<	tpe = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
991	<	tpe.execute(null);
1301	>	p.execute(null);
1302		shouldThrow();
1303		} catch (NullPointerException success) {}
1304
1305	<	joinPool(tpe);
1305	>	joinPool(p);
1306		}
1307
1308		/**
1309		* setCorePoolSize of negative value throws IllegalArgumentException
1310		*/
1311		public void testCorePoolSizeIllegalArgumentException() {
1312	<	ThreadPoolExecutor tpe =
1312	>	ThreadPoolExecutor p =
1313		new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1314		try {
1315	<	tpe.setCorePoolSize(-1);
1315	>	p.setCorePoolSize(-1);
1316		shouldThrow();
1317		} catch (IllegalArgumentException success) {
1318		} finally {
1319	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1319	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1320		}
1321	<	joinPool(tpe);
1321	>	joinPool(p);
1322		}
1323
1324		/**
#	Line 1016 | Line 1326 | public class ThreadPoolExecutorSubclassT
1326		* if given a value less the core pool size
1327		*/
1328		public void testMaximumPoolSizeIllegalArgumentException() {
1329	<	ThreadPoolExecutor tpe =
1329	>	ThreadPoolExecutor p =
1330		new CustomTPE(2,3,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1331		try {
1332	<	tpe.setMaximumPoolSize(1);
1332	>	p.setMaximumPoolSize(1);
1333		shouldThrow();
1334		} catch (IllegalArgumentException success) {
1335		} finally {
1336	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1336	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1337		}
1338	<	joinPool(tpe);
1338	>	joinPool(p);
1339		}
1340
1341		/**
#	Line 1033 | Line 1343 | public class ThreadPoolExecutorSubclassT
1343		* if given a negative value
1344		*/
1345		public void testMaximumPoolSizeIllegalArgumentException2() {
1346	<	ThreadPoolExecutor tpe =
1346	>	ThreadPoolExecutor p =
1347		new CustomTPE(2,3,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1348		try {
1349	<	tpe.setMaximumPoolSize(-1);
1349	>	p.setMaximumPoolSize(-1);
1350		shouldThrow();
1351		} catch (IllegalArgumentException success) {
1352		} finally {
1353	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1353	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1354		}
1355	<	joinPool(tpe);
1355	>	joinPool(p);
1356		}
1357
1048	–
1358		/**
1359		* setKeepAliveTime throws IllegalArgumentException
1360		* when given a negative value
1361		*/
1362		public void testKeepAliveTimeIllegalArgumentException() {
1363	<	ThreadPoolExecutor tpe =
1363	>	ThreadPoolExecutor p =
1364		new CustomTPE(2,3,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1365
1366		try {
1367	<	tpe.setKeepAliveTime(-1,MILLISECONDS);
1367	>	p.setKeepAliveTime(-1,MILLISECONDS);
1368		shouldThrow();
1369		} catch (IllegalArgumentException success) {
1370		} finally {
1371	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1371	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1372		}
1373	<	joinPool(tpe);
1373	>	joinPool(p);
1374		}
1375
1376		/**
1377		* terminated() is called on termination
1378		*/
1379		public void testTerminated() {
1380	<	CustomTPE tpe = new CustomTPE();
1381	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1382	<	assertTrue(tpe.terminatedCalled);
1383	<	joinPool(tpe);
1380	>	CustomTPE p = new CustomTPE();
1381	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1382	>	assertTrue(p.terminatedCalled());
1383	>	joinPool(p);
1384		}
1385
1386		/**
1387		* beforeExecute and afterExecute are called when executing task
1388		*/
1389		public void testBeforeAfter() throws InterruptedException {
1390	<	CustomTPE tpe = new CustomTPE();
1390	>	CustomTPE p = new CustomTPE();
1391		try {
1392	<	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1393	<	tpe.execute(r);
1394	<	Thread.sleep(SHORT_DELAY_MS);
1395	<	assertTrue(r.done);
1396	<	assertTrue(tpe.beforeCalled);
1397	<	assertTrue(tpe.afterCalled);
1398	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1392	>	final CountDownLatch done = new CountDownLatch(1);
1393	>	p.execute(new CheckedRunnable() {
1394	>	public void realRun() {
1395	>	done.countDown();
1396	>	}});
1397	>	await(p.afterCalled);
1398	>	assertEquals(0, done.getCount());
1399	>	assertTrue(p.afterCalled());
1400	>	assertTrue(p.beforeCalled());
1401	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1402		} finally {
1403	<	joinPool(tpe);
1403	>	joinPool(p);
1404		}
1405		}
1406
#	Line 1134 | Line 1446 | public class ThreadPoolExecutorSubclassT
1446		}
1447		}
1448
1137	–
1449		/**
1450		* invokeAny(null) throws NPE
1451		*/
#	Line 1296 | Line 1607 | public class ThreadPoolExecutorSubclassT
1607		}
1608		}
1609
1299	–
1300	–
1610		/**
1611		* timed invokeAny(null) throws NPE
1612		*/
#	Line 1484 | Line 1793 | public class ThreadPoolExecutorSubclassT
1793		l.add(new StringTask());
1794		l.add(new StringTask());
1795		List<Future<String>> futures =
1796	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1796	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1797		assertEquals(2, futures.size());
1798		for (Future<String> future : futures)
1799		assertSame(TEST_STRING, future.get());
#	Line 1499 | Line 1808 | public class ThreadPoolExecutorSubclassT
1808		public void testTimedInvokeAll6() throws Exception {
1809		ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1810		try {
1811	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1812	<	l.add(new StringTask());
1813	<	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1814	<	l.add(new StringTask());
1815	<	List<Future<String>> futures =
1816	<	e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1817	<	assertEquals(3, futures.size());
1818	<	Iterator<Future<String>> it = futures.iterator();
1819	<	Future<String> f1 = it.next();
1820	<	Future<String> f2 = it.next();
1821	<	Future<String> f3 = it.next();
1822	<	assertTrue(f1.isDone());
1823	<	assertTrue(f2.isDone());
1824	<	assertTrue(f3.isDone());
1825	<	assertFalse(f1.isCancelled());
1826	<	assertTrue(f2.isCancelled());
1811	>	for (long timeout = timeoutMillis();;) {
1812	>	List<Callable<String>> tasks = new ArrayList<>();
1813	>	tasks.add(new StringTask("0"));
1814	>	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1815	>	tasks.add(new StringTask("2"));
1816	>	long startTime = System.nanoTime();
1817	>	List<Future<String>> futures =
1818	>	e.invokeAll(tasks, timeout, MILLISECONDS);
1819	>	assertEquals(tasks.size(), futures.size());
1820	>	assertTrue(millisElapsedSince(startTime) >= timeout);
1821	>	for (Future future : futures)
1822	>	assertTrue(future.isDone());
1823	>	assertTrue(futures.get(1).isCancelled());
1824	>	try {
1825	>	assertEquals("0", futures.get(0).get());
1826	>	assertEquals("2", futures.get(2).get());
1827	>	break;
1828	>	} catch (CancellationException retryWithLongerTimeout) {
1829	>	timeout *= 2;
1830	>	if (timeout >= LONG_DELAY_MS / 2)
1831	>	fail("expected exactly one task to be cancelled");
1832	>	}
1833	>	}
1834		} finally {
1835		joinPool(e);
1836		}
#	Line 1525 | Line 1841 | public class ThreadPoolExecutorSubclassT
1841		* thread factory fails to create more
1842		*/
1843		public void testFailingThreadFactory() throws InterruptedException {
1844	<	ExecutorService e = new CustomTPE(100, 100, LONG_DELAY_MS, MILLISECONDS, new LinkedBlockingQueue<Runnable>(), new FailingThreadFactory());
1845	<	try {
1846	<	for (int k = 0; k < 100; ++k) {
1847	<	e.execute(new NoOpRunnable());
1848	<	}
1849	<	Thread.sleep(LONG_DELAY_MS);
1844	>	final ExecutorService e =
1845	>	new CustomTPE(100, 100,
1846	>	LONG_DELAY_MS, MILLISECONDS,
1847	>	new LinkedBlockingQueue<Runnable>(),
1848	>	new FailingThreadFactory());
1849	>	try {
1850	>	final int TASKS = 100;
1851	>	final CountDownLatch done = new CountDownLatch(TASKS);
1852	>	for (int k = 0; k < TASKS; ++k)
1853	>	e.execute(new CheckedRunnable() {
1854	>	public void realRun() {
1855	>	done.countDown();
1856	>	}});
1857	>	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
1858		} finally {
1859		joinPool(e);
1860		}
#	Line 1540 | Line 1864 | public class ThreadPoolExecutorSubclassT
1864		* allowsCoreThreadTimeOut is by default false.
1865		*/
1866		public void testAllowsCoreThreadTimeOut() {
1867	<	ThreadPoolExecutor tpe = new CustomTPE(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1868	<	assertFalse(tpe.allowsCoreThreadTimeOut());
1869	<	joinPool(tpe);
1867	>	ThreadPoolExecutor p = new CustomTPE(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1868	>	assertFalse(p.allowsCoreThreadTimeOut());
1869	>	joinPool(p);
1870		}
1871
1872		/**
1873		* allowCoreThreadTimeOut(true) causes idle threads to time out
1874		*/
1875	<	public void testAllowCoreThreadTimeOut_true() throws InterruptedException {
1876	<	ThreadPoolExecutor tpe = new CustomTPE(2, 10, 10, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1877	<	tpe.allowCoreThreadTimeOut(true);
1878	<	tpe.execute(new NoOpRunnable());
1879	<	try {
1880	<	Thread.sleep(MEDIUM_DELAY_MS);
1881	<	assertEquals(0, tpe.getPoolSize());
1875	>	public void testAllowCoreThreadTimeOut_true() throws Exception {
1876	>	long keepAliveTime = timeoutMillis();
1877	>	final ThreadPoolExecutor p =
1878	>	new CustomTPE(2, 10,
1879	>	keepAliveTime, MILLISECONDS,
1880	>	new ArrayBlockingQueue<Runnable>(10));
1881	>	final CountDownLatch threadStarted = new CountDownLatch(1);
1882	>	try {
1883	>	p.allowCoreThreadTimeOut(true);
1884	>	p.execute(new CheckedRunnable() {
1885	>	public void realRun() {
1886	>	threadStarted.countDown();
1887	>	assertEquals(1, p.getPoolSize());
1888	>	}});
1889	>	await(threadStarted);
1890	>	delay(keepAliveTime);
1891	>	long startTime = System.nanoTime();
1892	>	while (p.getPoolSize() > 0
1893	>	&& millisElapsedSince(startTime) < LONG_DELAY_MS)
1894	>	Thread.yield();
1895	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1896	>	assertEquals(0, p.getPoolSize());
1897		} finally {
1898	<	joinPool(tpe);
1898	>	joinPool(p);
1899		}
1900		}
1901
1902		/**
1903		* allowCoreThreadTimeOut(false) causes idle threads not to time out
1904		*/
1905	<	public void testAllowCoreThreadTimeOut_false() throws InterruptedException {
1906	<	ThreadPoolExecutor tpe = new CustomTPE(2, 10, 10, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1907	<	tpe.allowCoreThreadTimeOut(false);
1908	<	tpe.execute(new NoOpRunnable());
1909	<	try {
1910	<	Thread.sleep(MEDIUM_DELAY_MS);
1911	<	assertTrue(tpe.getPoolSize() >= 1);
1905	>	public void testAllowCoreThreadTimeOut_false() throws Exception {
1906	>	long keepAliveTime = timeoutMillis();
1907	>	final ThreadPoolExecutor p =
1908	>	new CustomTPE(2, 10,
1909	>	keepAliveTime, MILLISECONDS,
1910	>	new ArrayBlockingQueue<Runnable>(10));
1911	>	final CountDownLatch threadStarted = new CountDownLatch(1);
1912	>	try {
1913	>	p.allowCoreThreadTimeOut(false);
1914	>	p.execute(new CheckedRunnable() {
1915	>	public void realRun() throws InterruptedException {
1916	>	threadStarted.countDown();
1917	>	assertTrue(p.getPoolSize() >= 1);
1918	>	}});
1919	>	delay(2 * keepAliveTime);
1920	>	assertTrue(p.getPoolSize() >= 1);
1921		} finally {
1922	<	joinPool(tpe);
1922	>	joinPool(p);
1923	>	}
1924	>	}
1925	>
1926	>	/**
1927	>	* get(cancelled task) throws CancellationException
1928	>	* (in part, a test of CustomTPE itself)
1929	>	*/
1930	>	public void testGet_cancelled() throws Exception {
1931	>	final ExecutorService e =
1932	>	new CustomTPE(1, 1,
1933	>	LONG_DELAY_MS, MILLISECONDS,
1934	>	new LinkedBlockingQueue<Runnable>());
1935	>	try {
1936	>	final CountDownLatch blockerStarted = new CountDownLatch(1);
1937	>	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()
1941	>	throws Throwable {
1942	>	blockerStarted.countDown();
1943	>	assertTrue(done.await(2 * LONG_DELAY_MS, MILLISECONDS));
1944	>	}};
1945	>	futures.add(e.submit(r));
1946	>	}
1947	>	assertTrue(blockerStarted.await(LONG_DELAY_MS, MILLISECONDS));
1948	>	for (Future<?> future : futures) future.cancel(false);
1949	>	for (Future<?> future : futures) {
1950	>	try {
1951	>	future.get();
1952	>	shouldThrow();
1953	>	} catch (CancellationException success) {}
1954	>	try {
1955	>	future.get(LONG_DELAY_MS, MILLISECONDS);
1956	>	shouldThrow();
1957	>	} catch (CancellationException success) {}
1958	>	assertTrue(future.isCancelled());
1959	>	assertTrue(future.isDone());
1960	>	}
1961	>	done.countDown();
1962	>	} finally {
1963	>	joinPool(e);
1964		}
1965		}
1966

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