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

Comparing jsr166/src/test/tck/ForkJoinPoolTest.java (file contents):
Revision 1.43 by jsr166, Sun May 29 13:45:35 2011 UTC vs.
Revision 1.66 by jsr166, Tue Oct 6 23:16:51 2015 UTC

#	Line 4 | Line 4
4		* http://creativecommons.org/publicdomain/zero/1.0/
5		*/
6
7	<	import junit.framework.*;
7	>	import static java.util.concurrent.TimeUnit.MILLISECONDS;
8	>	import static java.util.concurrent.TimeUnit.NANOSECONDS;
9	>
10	>	import java.security.PrivilegedAction;
11	>	import java.security.PrivilegedExceptionAction;
12		import java.util.ArrayList;
13		import java.util.Collection;
14		import java.util.List;
11	–	import java.util.concurrent.Executors;
12	–	import java.util.concurrent.ExecutorService;
13	–	import java.util.concurrent.AbstractExecutorService;
14	–	import java.util.concurrent.CountDownLatch;
15		import java.util.concurrent.Callable;
16	<	import java.util.concurrent.Future;
16	>	import java.util.concurrent.CountDownLatch;
17		import java.util.concurrent.ExecutionException;
18	<	import java.util.concurrent.CancellationException;
19	<	import java.util.concurrent.RejectedExecutionException;
18	>	import java.util.concurrent.Executors;
19	>	import java.util.concurrent.ExecutorService;
20		import java.util.concurrent.ForkJoinPool;
21		import java.util.concurrent.ForkJoinTask;
22		import java.util.concurrent.ForkJoinWorkerThread;
23	+	import java.util.concurrent.Future;
24		import java.util.concurrent.RecursiveTask;
25	<	import java.util.concurrent.TimeUnit;
25	>	import java.util.concurrent.RejectedExecutionException;
26		import java.util.concurrent.atomic.AtomicBoolean;
27		import java.util.concurrent.locks.ReentrantLock;
28	<	import static java.util.concurrent.TimeUnit.MILLISECONDS;
29	<	import java.security.AccessControlException;
30	<	import java.security.Policy;
31	<	import java.security.PrivilegedAction;
31	<	import java.security.PrivilegedExceptionAction;
28	>
29	>	import junit.framework.AssertionFailedError;
30	>	import junit.framework.Test;
31	>	import junit.framework.TestSuite;
32
33		public class ForkJoinPoolTest extends JSR166TestCase {
34		public static void main(String[] args) {
35	<	junit.textui.TestRunner.run(suite());
35	>	main(suite(), args);
36		}
37
38		public static Test suite() {
39		return new TestSuite(ForkJoinPoolTest.class);
40		}
41
42	<	/**
42	>	/*
43		* Testing coverage notes:
44		*
45		* 1. shutdown and related methods are tested via super.joinPool.
#	Line 64 | Line 64 | public class ForkJoinPoolTest extends JS
64		}
65		}
66
67	+	static class MyError extends Error {}
68	+
69		// to test handlers
70		static class FailingFJWSubclass extends ForkJoinWorkerThread {
71		public FailingFJWSubclass(ForkJoinPool p) { super(p) ; }
72	<	protected void onStart() { super.onStart(); throw new Error(); }
72	>	protected void onStart() { super.onStart(); throw new MyError(); }
73		}
74
75		static class FailingThreadFactory
#	Line 107 | Line 109 | public class ForkJoinPoolTest extends JS
109		static final class FibTask extends RecursiveTask<Integer> {
110		final int number;
111		FibTask(int n) { number = n; }
112	<	public Integer compute() {
112	>	protected Integer compute() {
113		int n = number;
114		if (n <= 1)
115		return n;
#	Line 135 | Line 137 | public class ForkJoinPoolTest extends JS
137		this.locker = locker;
138		this.lock = lock;
139		}
140	<	public Integer compute() {
140	>	protected Integer compute() {
141		int n;
142		LockingFibTask f1 = null;
143		LockingFibTask f2 = null;
#	Line 162 | Line 164 | public class ForkJoinPoolTest extends JS
164		*/
165		public void testDefaultInitialState() {
166		ForkJoinPool p = new ForkJoinPool(1);
167	<	try {
167	>	try (PoolCleaner cleaner = cleaner(p)) {
168		assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory,
169		p.getFactory());
170		assertFalse(p.getAsyncMode());
#	Line 174 | Line 176 | public class ForkJoinPoolTest extends JS
176		assertFalse(p.isShutdown());
177		assertFalse(p.isTerminating());
178		assertFalse(p.isTerminated());
177	–	} finally {
178	–	joinPool(p);
179		}
180		}
181
#	Line 204 | Line 204 | public class ForkJoinPoolTest extends JS
204		*/
205		public void testGetParallelism() {
206		ForkJoinPool p = new ForkJoinPool(1);
207	<	try {
207	>	try (PoolCleaner cleaner = cleaner(p)) {
208		assertEquals(1, p.getParallelism());
209	–	} finally {
210	–	joinPool(p);
209		}
210		}
211
#	Line 216 | Line 214 | public class ForkJoinPoolTest extends JS
214		*/
215		public void testGetPoolSize() {
216		ForkJoinPool p = new ForkJoinPool(1);
217	<	try {
217	>	try (PoolCleaner cleaner = cleaner(p)) {
218		assertEquals(0, p.getActiveThreadCount());
219		Future<String> future = p.submit(new StringTask());
220		assertEquals(1, p.getPoolSize());
221	<	} finally {
222	<	joinPool(p);
221	>	}
222	>	}
223	>
224	>	/**
225	>	* awaitTermination on a non-shutdown pool times out
226	>	*/
227	>	public void testAwaitTermination_timesOut() throws InterruptedException {
228	>	ForkJoinPool p = new ForkJoinPool(1);
229	>	try (PoolCleaner cleaner = cleaner(p)) {
230	>	assertFalse(p.isTerminated());
231	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS));
232	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS));
233	>	assertFalse(p.awaitTermination(-1L, NANOSECONDS));
234	>	assertFalse(p.awaitTermination(-1L, MILLISECONDS));
235	>	assertFalse(p.awaitTermination(0L, NANOSECONDS));
236	>	assertFalse(p.awaitTermination(0L, MILLISECONDS));
237	>	long timeoutNanos = 999999L;
238	>	long startTime = System.nanoTime();
239	>	assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS));
240	>	assertTrue(System.nanoTime() - startTime >= timeoutNanos);
241	>	assertFalse(p.isTerminated());
242	>	startTime = System.nanoTime();
243	>	long timeoutMillis = timeoutMillis();
244	>	assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS));
245	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
246	>	assertFalse(p.isTerminated());
247	>	p.shutdown();
248	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
249	>	assertTrue(p.isTerminated());
250		}
251		}
252
#	Line 233 | Line 258 | public class ForkJoinPoolTest extends JS
258		*/
259		public void testSetUncaughtExceptionHandler() throws InterruptedException {
260		final CountDownLatch uehInvoked = new CountDownLatch(1);
261	<	final Thread.UncaughtExceptionHandler eh =
261	>	final Thread.UncaughtExceptionHandler ueh =
262		new Thread.UncaughtExceptionHandler() {
263		public void uncaughtException(Thread t, Throwable e) {
264	+	threadAssertTrue(e instanceof MyError);
265	+	threadAssertTrue(t instanceof FailingFJWSubclass);
266		uehInvoked.countDown();
267		}};
268		ForkJoinPool p = new ForkJoinPool(1, new FailingThreadFactory(),
269	<	eh, false);
270	<	try {
271	<	assertSame(eh, p.getUncaughtExceptionHandler());
272	<	p.execute(new FibTask(8));
273	<	assertTrue(uehInvoked.await(MEDIUM_DELAY_MS, MILLISECONDS));
274	<	} finally {
275	<	p.shutdownNow(); // failure might have prevented processing task
276	<	joinPool(p);
269	>	ueh, false);
270	>	try (PoolCleaner cleaner = cleaner(p)) {
271	>	assertSame(ueh, p.getUncaughtExceptionHandler());
272	>	try {
273	>	p.execute(new FibTask(8));
274	>	await(uehInvoked);
275	>	} finally {
276	>	p.shutdownNow(); // failure might have prevented processing task
277	>	}
278		}
279		}
280
#	Line 258 | Line 286 | public class ForkJoinPoolTest extends JS
286		*/
287		public void testIsQuiescent() throws Exception {
288		ForkJoinPool p = new ForkJoinPool(2);
289	<	try {
289	>	try (PoolCleaner cleaner = cleaner(p)) {
290		assertTrue(p.isQuiescent());
291		long startTime = System.nanoTime();
292		FibTask f = new FibTask(20);
#	Line 286 | Line 314 | public class ForkJoinPoolTest extends JS
314		assertFalse(p.isTerminated());
315		assertTrue(f.isDone());
316		assertEquals(6765, (int) f.get());
289	–	} finally {
290	–	joinPool(p);
317		}
318		}
319
#	Line 296 | Line 322 | public class ForkJoinPoolTest extends JS
322		*/
323		public void testSubmitForkJoinTask() throws Throwable {
324		ForkJoinPool p = new ForkJoinPool(1);
325	<	try {
325	>	try (PoolCleaner cleaner = cleaner(p)) {
326		ForkJoinTask<Integer> f = p.submit(new FibTask(8));
327		assertEquals(21, (int) f.get());
302	–	} finally {
303	–	joinPool(p);
328		}
329		}
330
#	Line 309 | Line 333 | public class ForkJoinPoolTest extends JS
333		*/
334		public void testSubmitAfterShutdown() {
335		ForkJoinPool p = new ForkJoinPool(1);
336	<	try {
336	>	try (PoolCleaner cleaner = cleaner(p)) {
337		p.shutdown();
338		assertTrue(p.isShutdown());
339		try {
340		ForkJoinTask<Integer> f = p.submit(new FibTask(8));
341		shouldThrow();
342		} catch (RejectedExecutionException success) {}
319	–	} finally {
320	–	joinPool(p);
343		}
344		}
345
#	Line 343 | Line 365 | public class ForkJoinPoolTest extends JS
365		public void testPollSubmission() {
366		final CountDownLatch done = new CountDownLatch(1);
367		SubFJP p = new SubFJP();
368	<	try {
368	>	try (PoolCleaner cleaner = cleaner(p)) {
369		ForkJoinTask a = p.submit(awaiter(done));
370		ForkJoinTask b = p.submit(awaiter(done));
371		ForkJoinTask c = p.submit(awaiter(done));
372		ForkJoinTask r = p.pollSubmission();
373		assertTrue(r == a || r == b || r == c);
374		assertFalse(r.isDone());
353	–	} finally {
375		done.countDown();
355	–	joinPool(p);
376		}
377		}
378
#	Line 362 | Line 382 | public class ForkJoinPoolTest extends JS
382		public void testDrainTasksTo() {
383		final CountDownLatch done = new CountDownLatch(1);
384		SubFJP p = new SubFJP();
385	<	try {
385	>	try (PoolCleaner cleaner = cleaner(p)) {
386		ForkJoinTask a = p.submit(awaiter(done));
387		ForkJoinTask b = p.submit(awaiter(done));
388		ForkJoinTask c = p.submit(awaiter(done));
#	Line 373 | Line 393 | public class ForkJoinPoolTest extends JS
393		assertTrue(r == a || r == b || r == c);
394		assertFalse(r.isDone());
395		}
376	–	} finally {
396		done.countDown();
378	–	joinPool(p);
397		}
398		}
399
#	Line 386 | Line 404 | public class ForkJoinPoolTest extends JS
404		*/
405		public void testExecuteRunnable() throws Throwable {
406		ExecutorService e = new ForkJoinPool(1);
407	<	try {
407	>	try (PoolCleaner cleaner = cleaner(e)) {
408		final AtomicBoolean done = new AtomicBoolean(false);
409	<	CheckedRunnable task = new CheckedRunnable() {
409	>	Future<?> future = e.submit(new CheckedRunnable() {
410		public void realRun() {
411		done.set(true);
412	<	}};
395	<	Future<?> future = e.submit(task);
412	>	}});
413		assertNull(future.get());
414		assertNull(future.get(0, MILLISECONDS));
415		assertTrue(done.get());
416		assertTrue(future.isDone());
417		assertFalse(future.isCancelled());
401	–	} finally {
402	–	joinPool(e);
418		}
419		}
420
#	Line 408 | Line 423 | public class ForkJoinPoolTest extends JS
423		*/
424		public void testSubmitCallable() throws Throwable {
425		ExecutorService e = new ForkJoinPool(1);
426	<	try {
426	>	try (PoolCleaner cleaner = cleaner(e)) {
427		Future<String> future = e.submit(new StringTask());
428		assertSame(TEST_STRING, future.get());
429		assertTrue(future.isDone());
430		assertFalse(future.isCancelled());
416	–	} finally {
417	–	joinPool(e);
431		}
432		}
433
#	Line 423 | Line 436 | public class ForkJoinPoolTest extends JS
436		*/
437		public void testSubmitRunnable() throws Throwable {
438		ExecutorService e = new ForkJoinPool(1);
439	<	try {
439	>	try (PoolCleaner cleaner = cleaner(e)) {
440		Future<?> future = e.submit(new NoOpRunnable());
441		assertNull(future.get());
442		assertTrue(future.isDone());
443		assertFalse(future.isCancelled());
431	–	} finally {
432	–	joinPool(e);
444		}
445		}
446
#	Line 438 | Line 449 | public class ForkJoinPoolTest extends JS
449		*/
450		public void testSubmitRunnable2() throws Throwable {
451		ExecutorService e = new ForkJoinPool(1);
452	<	try {
452	>	try (PoolCleaner cleaner = cleaner(e)) {
453		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
454		assertSame(TEST_STRING, future.get());
455		assertTrue(future.isDone());
456		assertFalse(future.isCancelled());
446	–	} finally {
447	–	joinPool(e);
457		}
458		}
459
#	Line 452 | Line 461 | public class ForkJoinPoolTest extends JS
461		* A submitted privileged action runs to completion
462		*/
463		public void testSubmitPrivilegedAction() throws Exception {
464	+	final Callable callable = Executors.callable(new PrivilegedAction() {
465	+	public Object run() { return TEST_STRING; }});
466		Runnable r = new CheckedRunnable() {
467	<	public void realRun() throws Exception {
468	<	ExecutorService e = new ForkJoinPool(1);
469	<	Future future = e.submit(Executors.callable(new PrivilegedAction() {
470	<	public Object run() {
460	<	return TEST_STRING;
461	<	}}));
462	<
467	>	public void realRun() throws Exception {
468	>	ExecutorService e = new ForkJoinPool(1);
469	>	try (PoolCleaner cleaner = cleaner(e)) {
470	>	Future future = e.submit(callable);
471		assertSame(TEST_STRING, future.get());
472	<	}};
472	>	}
473	>	}};
474
475	<	runWithPermissions(r,
467	<	new RuntimePermission("modifyThread"));
475	>	runWithPermissions(r, new RuntimePermission("modifyThread"));
476		}
477
478		/**
479		* A submitted privileged exception action runs to completion
480		*/
481		public void testSubmitPrivilegedExceptionAction() throws Exception {
482	+	final Callable callable =
483	+	Executors.callable(new PrivilegedExceptionAction() {
484	+	public Object run() { return TEST_STRING; }});
485		Runnable r = new CheckedRunnable() {
486	<	public void realRun() throws Exception {
487	<	ExecutorService e = new ForkJoinPool(1);
488	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
489	<	public Object run() {
479	<	return TEST_STRING;
480	<	}}));
481	<
486	>	public void realRun() throws Exception {
487	>	ExecutorService e = new ForkJoinPool(1);
488	>	try (PoolCleaner cleaner = cleaner(e)) {
489	>	Future future = e.submit(callable);
490		assertSame(TEST_STRING, future.get());
491	<	}};
491	>	}
492	>	}};
493
494		runWithPermissions(r, new RuntimePermission("modifyThread"));
495		}
#	Line 489 | Line 498 | public class ForkJoinPoolTest extends JS
498		* A submitted failed privileged exception action reports exception
499		*/
500		public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
501	+	final Callable callable =
502	+	Executors.callable(new PrivilegedExceptionAction() {
503	+	public Object run() { throw new IndexOutOfBoundsException(); }});
504		Runnable r = new CheckedRunnable() {
505	<	public void realRun() throws Exception {
506	<	ExecutorService e = new ForkJoinPool(1);
507	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
508	<	public Object run() throws Exception {
497	<	throw new IndexOutOfBoundsException();
498	<	}}));
499	<
505	>	public void realRun() throws Exception {
506	>	ExecutorService e = new ForkJoinPool(1);
507	>	try (PoolCleaner cleaner = cleaner(e)) {
508	>	Future future = e.submit(callable);
509		try {
510		future.get();
511		shouldThrow();
512		} catch (ExecutionException success) {
513		assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
514	<	}}};
514	>	}
515	>	}
516	>	}};
517
518		runWithPermissions(r, new RuntimePermission("modifyThread"));
519		}
#	Line 512 | Line 523 | public class ForkJoinPoolTest extends JS
523		*/
524		public void testExecuteNullRunnable() {
525		ExecutorService e = new ForkJoinPool(1);
526	<	try {
527	<	Future<?> future = e.submit((Runnable) null);
528	<	shouldThrow();
529	<	} catch (NullPointerException success) {
530	<	} finally {
520	<	joinPool(e);
526	>	try (PoolCleaner cleaner = cleaner(e)) {
527	>	try {
528	>	Future<?> future = e.submit((Runnable) null);
529	>	shouldThrow();
530	>	} catch (NullPointerException success) {}
531		}
532		}
533
#	Line 526 | Line 536 | public class ForkJoinPoolTest extends JS
536		*/
537		public void testSubmitNullCallable() {
538		ExecutorService e = new ForkJoinPool(1);
539	<	try {
540	<	Future<String> future = e.submit((Callable) null);
541	<	shouldThrow();
542	<	} catch (NullPointerException success) {
543	<	} finally {
534	<	joinPool(e);
539	>	try (PoolCleaner cleaner = cleaner(e)) {
540	>	try {
541	>	Future<String> future = e.submit((Callable) null);
542	>	shouldThrow();
543	>	} catch (NullPointerException success) {}
544		}
545		}
546
#	Line 541 | Line 550 | public class ForkJoinPoolTest extends JS
550		public void testInterruptedSubmit() throws InterruptedException {
551		final CountDownLatch submitted    = new CountDownLatch(1);
552		final CountDownLatch quittingTime = new CountDownLatch(1);
544	–	final ExecutorService p = new ForkJoinPool(1);
553		final Callable<Void> awaiter = new CheckedCallable<Void>() {
554		public Void realCall() throws InterruptedException {
555	<	assertTrue(quittingTime.await(MEDIUM_DELAY_MS, MILLISECONDS));
555	>	assertTrue(quittingTime.await(2*LONG_DELAY_MS, MILLISECONDS));
556		return null;
557		}};
558	<	try {
558	>	final ExecutorService p = new ForkJoinPool(1);
559	>	try (PoolCleaner cleaner = cleaner(p, quittingTime)) {
560		Thread t = new Thread(new CheckedInterruptedRunnable() {
561		public void realRun() throws Exception {
562		Future<Void> future = p.submit(awaiter);
#	Line 555 | Line 564 | public class ForkJoinPoolTest extends JS
564		future.get();
565		}});
566		t.start();
567	<	assertTrue(submitted.await(MEDIUM_DELAY_MS, MILLISECONDS));
567	>	await(submitted);
568		t.interrupt();
569	<	t.join();
561	<	} finally {
562	<	quittingTime.countDown();
563	<	joinPool(p);
569	>	awaitTermination(t);
570		}
571		}
572
#	Line 570 | Line 576 | public class ForkJoinPoolTest extends JS
576		*/
577		public void testSubmitEE() throws Throwable {
578		ForkJoinPool p = new ForkJoinPool(1);
579	<	try {
580	<	p.submit(new Callable() {
581	<	public Object call() {
582	<	int i = 5/0;
583	<	return Boolean.TRUE;
584	<	}}).get();
585	<	shouldThrow();
586	<	} catch (ExecutionException success) {
587	<	assertTrue(success.getCause() instanceof ArithmeticException);
582	<	} finally {
583	<	joinPool(p);
579	>	try (PoolCleaner cleaner = cleaner(p)) {
580	>	try {
581	>	p.submit(new Callable() {
582	>	public Object call() { throw new ArithmeticException(); }})
583	>	.get();
584	>	shouldThrow();
585	>	} catch (ExecutionException success) {
586	>	assertTrue(success.getCause() instanceof ArithmeticException);
587	>	}
588		}
589		}
590
#	Line 589 | Line 593 | public class ForkJoinPoolTest extends JS
593		*/
594		public void testInvokeAny1() throws Throwable {
595		ExecutorService e = new ForkJoinPool(1);
596	<	try {
597	<	e.invokeAny(null);
598	<	shouldThrow();
599	<	} catch (NullPointerException success) {
600	<	} finally {
597	<	joinPool(e);
596	>	try (PoolCleaner cleaner = cleaner(e)) {
597	>	try {
598	>	e.invokeAny(null);
599	>	shouldThrow();
600	>	} catch (NullPointerException success) {}
601		}
602		}
603
#	Line 603 | Line 606 | public class ForkJoinPoolTest extends JS
606		*/
607		public void testInvokeAny2() throws Throwable {
608		ExecutorService e = new ForkJoinPool(1);
609	<	try {
610	<	e.invokeAny(new ArrayList<Callable<String>>());
611	<	shouldThrow();
612	<	} catch (IllegalArgumentException success) {
613	<	} finally {
611	<	joinPool(e);
609	>	try (PoolCleaner cleaner = cleaner(e)) {
610	>	try {
611	>	e.invokeAny(new ArrayList<Callable<String>>());
612	>	shouldThrow();
613	>	} catch (IllegalArgumentException success) {}
614		}
615		}
616
#	Line 617 | Line 619 | public class ForkJoinPoolTest extends JS
619		*/
620		public void testInvokeAny3() throws Throwable {
621		ExecutorService e = new ForkJoinPool(1);
622	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
623	<	l.add(null);
624	<	try {
625	<	e.invokeAny(l);
626	<	shouldThrow();
627	<	} catch (NullPointerException success) {
628	<	} finally {
627	<	joinPool(e);
622	>	try (PoolCleaner cleaner = cleaner(e)) {
623	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
624	>	l.add(null);
625	>	try {
626	>	e.invokeAny(l);
627	>	shouldThrow();
628	>	} catch (NullPointerException success) {}
629		}
630		}
631
#	Line 634 | Line 635 | public class ForkJoinPoolTest extends JS
635		public void testInvokeAny4() throws Throwable {
636		CountDownLatch latch = new CountDownLatch(1);
637		ExecutorService e = new ForkJoinPool(1);
638	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
639	<	l.add(latchAwaitingStringTask(latch));
640	<	l.add(null);
641	<	try {
642	<	e.invokeAny(l);
643	<	shouldThrow();
644	<	} catch (NullPointerException success) {
645	<	} finally {
638	>	try (PoolCleaner cleaner = cleaner(e)) {
639	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
640	>	l.add(latchAwaitingStringTask(latch));
641	>	l.add(null);
642	>	try {
643	>	e.invokeAny(l);
644	>	shouldThrow();
645	>	} catch (NullPointerException success) {}
646		latch.countDown();
646	–	joinPool(e);
647		}
648		}
649
#	Line 652 | Line 652 | public class ForkJoinPoolTest extends JS
652		*/
653		public void testInvokeAny5() throws Throwable {
654		ExecutorService e = new ForkJoinPool(1);
655	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
656	<	l.add(new NPETask());
657	<	try {
658	<	e.invokeAny(l);
659	<	shouldThrow();
660	<	} catch (ExecutionException success) {
661	<	assertTrue(success.getCause() instanceof NullPointerException);
662	<	} finally {
663	<	joinPool(e);
655	>	try (PoolCleaner cleaner = cleaner(e)) {
656	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
657	>	l.add(new NPETask());
658	>	try {
659	>	e.invokeAny(l);
660	>	shouldThrow();
661	>	} catch (ExecutionException success) {
662	>	assertTrue(success.getCause() instanceof NullPointerException);
663	>	}
664		}
665		}
666
#	Line 669 | Line 669 | public class ForkJoinPoolTest extends JS
669		*/
670		public void testInvokeAny6() throws Throwable {
671		ExecutorService e = new ForkJoinPool(1);
672	<	try {
672	>	try (PoolCleaner cleaner = cleaner(e)) {
673		List<Callable<String>> l = new ArrayList<Callable<String>>();
674		l.add(new StringTask());
675		l.add(new StringTask());
676		String result = e.invokeAny(l);
677		assertSame(TEST_STRING, result);
678	–	} finally {
679	–	joinPool(e);
678		}
679		}
680
#	Line 685 | Line 683 | public class ForkJoinPoolTest extends JS
683		*/
684		public void testInvokeAll1() throws Throwable {
685		ExecutorService e = new ForkJoinPool(1);
686	<	try {
687	<	e.invokeAll(null);
688	<	shouldThrow();
689	<	} catch (NullPointerException success) {
690	<	} finally {
693	<	joinPool(e);
686	>	try (PoolCleaner cleaner = cleaner(e)) {
687	>	try {
688	>	e.invokeAll(null);
689	>	shouldThrow();
690	>	} catch (NullPointerException success) {}
691		}
692		}
693
#	Line 699 | Line 696 | public class ForkJoinPoolTest extends JS
696		*/
697		public void testInvokeAll2() throws InterruptedException {
698		ExecutorService e = new ForkJoinPool(1);
699	<	try {
699	>	try (PoolCleaner cleaner = cleaner(e)) {
700		List<Future<String>> r
701		= e.invokeAll(new ArrayList<Callable<String>>());
702		assertTrue(r.isEmpty());
706	–	} finally {
707	–	joinPool(e);
703		}
704		}
705
#	Line 713 | Line 708 | public class ForkJoinPoolTest extends JS
708		*/
709		public void testInvokeAll3() throws InterruptedException {
710		ExecutorService e = new ForkJoinPool(1);
711	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
712	<	l.add(new StringTask());
713	<	l.add(null);
714	<	try {
715	<	e.invokeAll(l);
716	<	shouldThrow();
717	<	} catch (NullPointerException success) {
718	<	} finally {
724	<	joinPool(e);
711	>	try (PoolCleaner cleaner = cleaner(e)) {
712	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
713	>	l.add(new StringTask());
714	>	l.add(null);
715	>	try {
716	>	e.invokeAll(l);
717	>	shouldThrow();
718	>	} catch (NullPointerException success) {}
719		}
720		}
721
#	Line 731 | Line 725 | public class ForkJoinPoolTest extends JS
725		*/
726		public void testInvokeAll4() throws Throwable {
727		ExecutorService e = new ForkJoinPool(1);
728	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
729	<	l.add(new NPETask());
730	<	List<Future<String>> futures = e.invokeAll(l);
731	<	assertEquals(1, futures.size());
732	<	try {
733	<	futures.get(0).get();
734	<	shouldThrow();
735	<	} catch (ExecutionException success) {
736	<	assertTrue(success.getCause() instanceof NullPointerException);
737	<	} finally {
738	<	joinPool(e);
728	>	try (PoolCleaner cleaner = cleaner(e)) {
729	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
730	>	l.add(new NPETask());
731	>	List<Future<String>> futures = e.invokeAll(l);
732	>	assertEquals(1, futures.size());
733	>	try {
734	>	futures.get(0).get();
735	>	shouldThrow();
736	>	} catch (ExecutionException success) {
737	>	assertTrue(success.getCause() instanceof NullPointerException);
738	>	}
739		}
740		}
741
#	Line 750 | Line 744 | public class ForkJoinPoolTest extends JS
744		*/
745		public void testInvokeAll5() throws Throwable {
746		ExecutorService e = new ForkJoinPool(1);
747	<	try {
747	>	try (PoolCleaner cleaner = cleaner(e)) {
748		List<Callable<String>> l = new ArrayList<Callable<String>>();
749		l.add(new StringTask());
750		l.add(new StringTask());
#	Line 758 | Line 752 | public class ForkJoinPoolTest extends JS
752		assertEquals(2, futures.size());
753		for (Future<String> future : futures)
754		assertSame(TEST_STRING, future.get());
761	–	} finally {
762	–	joinPool(e);
755		}
756		}
757
#	Line 768 | Line 760 | public class ForkJoinPoolTest extends JS
760		*/
761		public void testTimedInvokeAny1() throws Throwable {
762		ExecutorService e = new ForkJoinPool(1);
763	<	try {
764	<	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
765	<	shouldThrow();
766	<	} catch (NullPointerException success) {
767	<	} finally {
776	<	joinPool(e);
763	>	try (PoolCleaner cleaner = cleaner(e)) {
764	>	try {
765	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
766	>	shouldThrow();
767	>	} catch (NullPointerException success) {}
768		}
769		}
770
#	Line 782 | Line 773 | public class ForkJoinPoolTest extends JS
773		*/
774		public void testTimedInvokeAnyNullTimeUnit() throws Throwable {
775		ExecutorService e = new ForkJoinPool(1);
776	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
777	<	l.add(new StringTask());
778	<	try {
779	<	e.invokeAny(l, MEDIUM_DELAY_MS, null);
780	<	shouldThrow();
781	<	} catch (NullPointerException success) {
782	<	} finally {
792	<	joinPool(e);
776	>	try (PoolCleaner cleaner = cleaner(e)) {
777	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
778	>	l.add(new StringTask());
779	>	try {
780	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
781	>	shouldThrow();
782	>	} catch (NullPointerException success) {}
783		}
784		}
785
#	Line 798 | Line 788 | public class ForkJoinPoolTest extends JS
788		*/
789		public void testTimedInvokeAny2() throws Throwable {
790		ExecutorService e = new ForkJoinPool(1);
791	<	try {
792	<	e.invokeAny(new ArrayList<Callable<String>>(),
793	<	MEDIUM_DELAY_MS, MILLISECONDS);
794	<	shouldThrow();
795	<	} catch (IllegalArgumentException success) {
796	<	} finally {
807	<	joinPool(e);
791	>	try (PoolCleaner cleaner = cleaner(e)) {
792	>	try {
793	>	e.invokeAny(new ArrayList<Callable<String>>(),
794	>	MEDIUM_DELAY_MS, MILLISECONDS);
795	>	shouldThrow();
796	>	} catch (IllegalArgumentException success) {}
797		}
798		}
799
#	Line 814 | Line 803 | public class ForkJoinPoolTest extends JS
803		public void testTimedInvokeAny3() throws Throwable {
804		CountDownLatch latch = new CountDownLatch(1);
805		ExecutorService e = new ForkJoinPool(1);
806	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
807	<	l.add(latchAwaitingStringTask(latch));
808	<	l.add(null);
809	<	try {
810	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
811	<	shouldThrow();
812	<	} catch (NullPointerException success) {
813	<	} finally {
806	>	try (PoolCleaner cleaner = cleaner(e)) {
807	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
808	>	l.add(latchAwaitingStringTask(latch));
809	>	l.add(null);
810	>	try {
811	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
812	>	shouldThrow();
813	>	} catch (NullPointerException success) {}
814		latch.countDown();
826	–	joinPool(e);
815		}
816		}
817
#	Line 832 | Line 820 | public class ForkJoinPoolTest extends JS
820		*/
821		public void testTimedInvokeAny4() throws Throwable {
822		ExecutorService e = new ForkJoinPool(1);
823	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
824	<	l.add(new NPETask());
825	<	try {
826	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
827	<	shouldThrow();
828	<	} catch (ExecutionException success) {
829	<	assertTrue(success.getCause() instanceof NullPointerException);
830	<	} finally {
831	<	joinPool(e);
823	>	try (PoolCleaner cleaner = cleaner(e)) {
824	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
825	>	l.add(new NPETask());
826	>	try {
827	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
828	>	shouldThrow();
829	>	} catch (ExecutionException success) {
830	>	assertTrue(success.getCause() instanceof NullPointerException);
831	>	}
832		}
833		}
834
#	Line 849 | Line 837 | public class ForkJoinPoolTest extends JS
837		*/
838		public void testTimedInvokeAny5() throws Throwable {
839		ExecutorService e = new ForkJoinPool(1);
840	<	try {
840	>	try (PoolCleaner cleaner = cleaner(e)) {
841		List<Callable<String>> l = new ArrayList<Callable<String>>();
842		l.add(new StringTask());
843		l.add(new StringTask());
844		String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
845		assertSame(TEST_STRING, result);
858	–	} finally {
859	–	joinPool(e);
846		}
847		}
848
#	Line 865 | Line 851 | public class ForkJoinPoolTest extends JS
851		*/
852		public void testTimedInvokeAll1() throws Throwable {
853		ExecutorService e = new ForkJoinPool(1);
854	<	try {
855	<	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
856	<	shouldThrow();
857	<	} catch (NullPointerException success) {
858	<	} finally {
873	<	joinPool(e);
854	>	try (PoolCleaner cleaner = cleaner(e)) {
855	>	try {
856	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
857	>	shouldThrow();
858	>	} catch (NullPointerException success) {}
859		}
860		}
861
#	Line 879 | Line 864 | public class ForkJoinPoolTest extends JS
864		*/
865		public void testTimedInvokeAllNullTimeUnit() throws Throwable {
866		ExecutorService e = new ForkJoinPool(1);
867	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
868	<	l.add(new StringTask());
869	<	try {
870	<	e.invokeAll(l, MEDIUM_DELAY_MS, null);
871	<	shouldThrow();
872	<	} catch (NullPointerException success) {
873	<	} finally {
889	<	joinPool(e);
867	>	try (PoolCleaner cleaner = cleaner(e)) {
868	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
869	>	l.add(new StringTask());
870	>	try {
871	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
872	>	shouldThrow();
873	>	} catch (NullPointerException success) {}
874		}
875		}
876
#	Line 895 | Line 879 | public class ForkJoinPoolTest extends JS
879		*/
880		public void testTimedInvokeAll2() throws InterruptedException {
881		ExecutorService e = new ForkJoinPool(1);
882	<	try {
882	>	try (PoolCleaner cleaner = cleaner(e)) {
883		List<Future<String>> r
884		= e.invokeAll(new ArrayList<Callable<String>>(),
885		MEDIUM_DELAY_MS, MILLISECONDS);
886		assertTrue(r.isEmpty());
903	–	} finally {
904	–	joinPool(e);
887		}
888		}
889
#	Line 910 | Line 892 | public class ForkJoinPoolTest extends JS
892		*/
893		public void testTimedInvokeAll3() throws InterruptedException {
894		ExecutorService e = new ForkJoinPool(1);
895	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
896	<	l.add(new StringTask());
897	<	l.add(null);
898	<	try {
899	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
900	<	shouldThrow();
901	<	} catch (NullPointerException success) {
902	<	} finally {
921	<	joinPool(e);
895	>	try (PoolCleaner cleaner = cleaner(e)) {
896	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
897	>	l.add(new StringTask());
898	>	l.add(null);
899	>	try {
900	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
901	>	shouldThrow();
902	>	} catch (NullPointerException success) {}
903		}
904		}
905
#	Line 927 | Line 908 | public class ForkJoinPoolTest extends JS
908		*/
909		public void testTimedInvokeAll4() throws Throwable {
910		ExecutorService e = new ForkJoinPool(1);
911	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
912	<	l.add(new NPETask());
913	<	List<Future<String>> futures
914	<	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
915	<	assertEquals(1, futures.size());
916	<	try {
917	<	futures.get(0).get();
918	<	shouldThrow();
919	<	} catch (ExecutionException success) {
920	<	assertTrue(success.getCause() instanceof NullPointerException);
921	<	} finally {
922	<	joinPool(e);
911	>	try (PoolCleaner cleaner = cleaner(e)) {
912	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
913	>	l.add(new NPETask());
914	>	List<Future<String>> futures
915	>	= e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
916	>	assertEquals(1, futures.size());
917	>	try {
918	>	futures.get(0).get();
919	>	shouldThrow();
920	>	} catch (ExecutionException success) {
921	>	assertTrue(success.getCause() instanceof NullPointerException);
922	>	}
923		}
924		}
925
#	Line 946 | Line 927 | public class ForkJoinPoolTest extends JS
927		* timed invokeAll(c) returns results of all completed tasks in c
928		*/
929		public void testTimedInvokeAll5() throws Throwable {
930	<	ExecutorService e = new ForkJoinPool(1);
931	<	try {
930	>	ForkJoinPool e = new ForkJoinPool(1);
931	>	try (PoolCleaner cleaner = cleaner(e)) {
932		List<Callable<String>> l = new ArrayList<Callable<String>>();
933		l.add(new StringTask());
934		l.add(new StringTask());
935		List<Future<String>> futures
936	<	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
936	>	= e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
937		assertEquals(2, futures.size());
938		for (Future<String> future : futures)
939		assertSame(TEST_STRING, future.get());
959	–	} finally {
960	–	joinPool(e);
940		}
941		}
942

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