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

Comparing jsr166/src/test/tck/ForkJoinPoolTest.java (file contents):
Revision 1.1 by dl, Fri Jul 31 23:02:49 2009 UTC vs.
Revision 1.10 by jsr166, Sat Nov 21 10:25:05 2009 UTC

#	Line 8 | Line 8
8		import junit.framework.*;
9		import java.util.*;
10		import java.util.concurrent.*;
11	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
12		import java.util.concurrent.locks.*;
13		import java.security.*;
14
15	<	public class ForkJoinPoolTest extends JSR166TestCase{
15	>	public class ForkJoinPoolTest extends JSR166TestCase {
16		public static void main(String[] args) {
17		junit.textui.TestRunner.run (suite());
18		}
#	Line 25 | Line 26 | public class ForkJoinPoolTest extends JS
26		* 1. shutdown and related methods are tested via super.joinPool.
27		*
28		* 2. newTaskFor and adapters are tested in submit/invoke tests
29	<	*
29	>	*
30		* 3. We cannot portably test monitoring methods such as
31		* getStealCount() since they rely ultimately on random task
32		* stealing that may cause tasks not to be stolen/propagated
33		* across threads, especially on uniprocessors.
34	<	*
34	>	*
35		* 4. There are no independently testable ForkJoinWorkerThread
36		* methods, but they are covered here and in task tests.
37		*/
#	Line 50 | Line 51 | public class ForkJoinPoolTest extends JS
51		protected void onStart() { throw new Error(); }
52		}
53
54	<	static class FailingThreadFactory implements ForkJoinPool.ForkJoinWorkerThreadFactory {
54	>	static class FailingThreadFactory
55	>	implements ForkJoinPool.ForkJoinWorkerThreadFactory {
56		int calls = 0;
57	<	public ForkJoinWorkerThread newThread(ForkJoinPool p){
57	>	public ForkJoinWorkerThread newThread(ForkJoinPool p) {
58		if (++calls > 1) return null;
59		return new FailingFJWSubclass(p);
60	<	}
60	>	}
61		}
62
63	<	static class SubFJP extends ForkJoinPool { // to expose protected
63	>	static class SubFJP extends ForkJoinPool { // to expose protected
64		SubFJP() { super(1); }
65		public int drainTasksTo(Collection<? super ForkJoinTask<?>> c) {
66		return super.drainTasksTo(c);
#	Line 83 | Line 85 | public class ForkJoinPoolTest extends JS
85		}
86
87		// A simple recursive task for testing
88	<	static final class FibTask extends RecursiveTask<Integer> {
88	>	static final class FibTask extends RecursiveTask<Integer> {
89		final int number;
90		FibTask(int n) { number = n; }
91		public Integer compute() {
#	Line 97 | Line 99 | public class ForkJoinPoolTest extends JS
99		}
100
101		// A failing task for testing
102	<	static final class FailingTask extends ForkJoinTask<Void> {
102	>	static final class FailingTask extends ForkJoinTask<Void> {
103		public final Void getRawResult() { return null; }
104		protected final void setRawResult(Void mustBeNull) { }
105		protected final boolean exec() { throw new Error(); }
#	Line 105 | Line 107 | public class ForkJoinPoolTest extends JS
107		}
108
109		// Fib needlessly using locking to test ManagedBlockers
110	<	static final class LockingFibTask extends RecursiveTask<Integer> {
110	>	static final class LockingFibTask extends RecursiveTask<Integer> {
111		final int number;
112		final ManagedLocker locker;
113		final ReentrantLock lock;
114	<	LockingFibTask(int n, ManagedLocker locker, ReentrantLock lock) {
115	<	number = n;
114	>	LockingFibTask(int n, ManagedLocker locker, ReentrantLock lock) {
115	>	number = n;
116		this.locker = locker;
117		this.lock = lock;
118		}
#	Line 119 | Line 121 | public class ForkJoinPoolTest extends JS
121		LockingFibTask f1 = null;
122		LockingFibTask f2 = null;
123		locker.block();
124	<	n = number;
124	>	n = number;
125		if (n > 1) {
126		f1 = new LockingFibTask(n - 1, locker, lock);
127		f2 = new LockingFibTask(n - 2, locker, lock);
#	Line 134 | Line 136 | public class ForkJoinPoolTest extends JS
136		}
137		}
138
139	<	/**
140	<	* Succesfully constructed pool reports default factory,
139	>	/**
140	>	* Successfully constructed pool reports default factory,
141		* parallelism and async mode policies, no active threads or
142		* tasks, and quiescent running state.
143		*/
#	Line 143 | Line 145 | public class ForkJoinPoolTest extends JS
145		ForkJoinPool p = null;
146		try {
147		p = new ForkJoinPool(1);
148	<	assertTrue(p.getFactory() == ForkJoinPool.defaultForkJoinWorkerThreadFactory);
148	>	assertTrue(p.getFactory() ==
149	>	ForkJoinPool.defaultForkJoinWorkerThreadFactory);
150		assertTrue(p.isQuiescent());
151		assertTrue(p.getMaintainsParallelism());
152		assertFalse(p.getAsyncMode());
#	Line 160 | Line 163 | public class ForkJoinPoolTest extends JS
163		}
164		}
165
166	<	/**
167	<	* Constructor throws if size argument is less than zero
166	>	/**
167	>	* Constructor throws if size argument is less than zero
168		*/
169		public void testConstructor1() {
170		try {
171		new ForkJoinPool(-1);
172		shouldThrow();
173	<	}
171	<	catch (IllegalArgumentException success){}
173	>	} catch (IllegalArgumentException success) {}
174		}
175
176	<	/**
177	<	* Constructor throws if factory argument is null
176	>	/**
177	>	* Constructor throws if factory argument is null
178		*/
179		public void testConstructor2() {
180		try {
181		new ForkJoinPool(1, null);
182		shouldThrow();
183	<	}
182	<	catch (NullPointerException success){}
183	>	} catch (NullPointerException success) {}
184		}
185
186
187	<	/**
188	<	* getParallelism returns size set in constructor
187	>	/**
188	>	* getParallelism returns size set in constructor
189		*/
190		public void testGetParallelism() {
191		ForkJoinPool p = null;
#	Line 196 | Line 197 | public class ForkJoinPoolTest extends JS
197		}
198		}
199
200	<	/**
200	>	/**
201		* setParallelism changes reported parallelism level.
202		*/
203		public void testSetParallelism() {
#	Line 211 | Line 212 | public class ForkJoinPoolTest extends JS
212		}
213		}
214
215	<	/**
215	>	/**
216		* setParallelism with argument <= 0 throws exception
217		*/
218		public void testSetParallelism2() {
#	Line 221 | Line 222 | public class ForkJoinPoolTest extends JS
222		assertTrue(p.getParallelism() == 1);
223		p.setParallelism(-2);
224		shouldThrow();
225	<	}catch (IllegalArgumentException success){
225	>	} catch (IllegalArgumentException success) {
226		} finally {
227		joinPool(p);
228		}
229		}
230
231	<	/**
231	>	/**
232		* getPoolSize returns number of started workers.
233		*/
234		public void testGetPoolSize() {
#	Line 243 | Line 244 | public class ForkJoinPoolTest extends JS
244		}
245		}
246
247	<	/**
247	>	/**
248		* setMaximumPoolSize changes size reported by getMaximumPoolSize.
249		*/
250		public void testSetMaximumPoolSize() {
#	Line 257 | Line 258 | public class ForkJoinPoolTest extends JS
258		}
259		}
260
261	<	/**
261	>	/**
262		* setMaximumPoolSize with argument <= 0 throws exception
263		*/
264		public void testSetMaximumPoolSize2() {
#	Line 266 | Line 267 | public class ForkJoinPoolTest extends JS
267		p = new ForkJoinPool(1);
268		p.setMaximumPoolSize(-2);
269		shouldThrow();
270	<	}catch (IllegalArgumentException success){
270	>	} catch (IllegalArgumentException success) {
271		} finally {
272		joinPool(p);
273		}
274		}
275
276	<	/**
276	>	/**
277		* setMaintainsParallelism changes policy reported by
278		* getMaintainsParallelism.
279		*/
#	Line 286 | Line 287 | public class ForkJoinPoolTest extends JS
287		joinPool(p);
288		}
289		}
290	<
291	<	/**
290	>
291	>	/**
292		* setAsyncMode changes policy reported by
293		* getAsyncMode.
294		*/
#	Line 302 | Line 303 | public class ForkJoinPoolTest extends JS
303		}
304		}
305
306	<	/**
306	>	/**
307		* setUncaughtExceptionHandler changes handler for uncaught exceptions.
308		*
309		* Additionally tests: Overriding ForkJoinWorkerThread.onStart
310		* performs its defined action
311		*/
312	<	public void testSetUncaughtExceptionHandler() {
312	>	public void testSetUncaughtExceptionHandler() throws InterruptedException {
313		ForkJoinPool p = null;
314		try {
315		p = new ForkJoinPool(1, new FailingThreadFactory());
#	Line 318 | Line 319 | public class ForkJoinPoolTest extends JS
319		p.execute(new FailingTask());
320		Thread.sleep(MEDIUM_DELAY_MS);
321		assertTrue(eh.catches > 0);
321	–	} catch(InterruptedException e){
322	–	unexpectedException();
322		} finally {
323		joinPool(p);
324		}
325		}
326
327	<	/**
327	>	/**
328		* setUncaughtExceptionHandler of null removes handler
329		*/
330		public void testSetUncaughtExceptionHandler2() {
#	Line 340 | Line 339 | public class ForkJoinPoolTest extends JS
339		}
340
341
342	<	/**
342	>	/**
343		* After invoking a single task, isQuiescent is true,
344		* queues are empty, threads are not active, and
345		* construction parameters continue to hold
346		*/
347	<	public void testisQuiescent() {
347	>	public void testisQuiescent() throws InterruptedException {
348		ForkJoinPool p = null;
349		try {
350		p = new ForkJoinPool(2);
351		p.invoke(new FibTask(20));
352	<	assertTrue(p.getFactory() == ForkJoinPool.defaultForkJoinWorkerThreadFactory);
352	>	assertTrue(p.getFactory() ==
353	>	ForkJoinPool.defaultForkJoinWorkerThreadFactory);
354		Thread.sleep(MEDIUM_DELAY_MS);
355		assertTrue(p.isQuiescent());
356		assertTrue(p.getMaintainsParallelism());
#	Line 362 | Line 362 | public class ForkJoinPoolTest extends JS
362		assertFalse(p.isShutdown());
363		assertFalse(p.isTerminating());
364		assertFalse(p.isTerminated());
365	–	} catch(InterruptedException e){
366	–	unexpectedException();
365		} finally {
366		joinPool(p);
367		}
#	Line 372 | Line 370 | public class ForkJoinPoolTest extends JS
370		/**
371		* Completed submit(ForkJoinTask) returns result
372		*/
373	<	public void testSubmitForkJoinTask() {
373	>	public void testSubmitForkJoinTask() throws Throwable {
374		ForkJoinPool p = null;
375		try {
376		p = new ForkJoinPool(1);
377		ForkJoinTask<Integer> f = p.submit(new FibTask(8));
378		int r = f.get();
379		assertTrue(r == 21);
382	–	} catch (ExecutionException ex) {
383	–	unexpectedException();
384	–	} catch (InterruptedException ex) {
385	–	unexpectedException();
380		} finally {
381		joinPool(p);
382		}
#	Line 408 | Line 402 | public class ForkJoinPoolTest extends JS
402		/**
403		* Pool maintains parallelism when using ManagedBlocker
404		*/
405	<	public void testBlockingForkJoinTask() {
405	>	public void testBlockingForkJoinTask() throws Throwable {
406		ForkJoinPool p = null;
407		try {
408		p = new ForkJoinPool(4);
#	Line 419 | Line 413 | public class ForkJoinPoolTest extends JS
413		assertTrue(p.getPoolSize() >= 4);
414		int r = f.get();
415		assertTrue(r ==  832040);
422	–	} catch (ExecutionException ex) {
423	–	unexpectedException();
424	–	} catch (InterruptedException ex) {
425	–	unexpectedException();
416		} finally {
417	<	joinPool(p);
417	>	p.shutdownNow(); // don't wait out shutdown
418		}
419		}
420
#	Line 468 | Line 458 | public class ForkJoinPoolTest extends JS
458		}
459		}
460
461	<
461	>
462		// FJ Versions of AbstractExecutorService tests
463
464		/**
465		* execute(runnable) runs it to completion
466		*/
467	<	public void testExecuteRunnable() {
468	<	try {
469	<	ExecutorService e = new ForkJoinPool(1);
470	<	TrackedShortRunnable task = new TrackedShortRunnable();
471	<	assertFalse(task.done);
472	<	Future<?> future = e.submit(task);
473	<	future.get();
484	<	assertTrue(task.done);
485	<	}
486	<	catch (ExecutionException ex) {
487	<	unexpectedException();
488	<	}
489	<	catch (InterruptedException ex) {
490	<	unexpectedException();
491	<	}
467	>	public void testExecuteRunnable() throws Throwable {
468	>	ExecutorService e = new ForkJoinPool(1);
469	>	TrackedShortRunnable task = new TrackedShortRunnable();
470	>	assertFalse(task.done);
471	>	Future<?> future = e.submit(task);
472	>	future.get();
473	>	assertTrue(task.done);
474		}
475
476
477		/**
478		* Completed submit(callable) returns result
479		*/
480	<	public void testSubmitCallable() {
481	<	try {
482	<	ExecutorService e = new ForkJoinPool(1);
483	<	Future<String> future = e.submit(new StringTask());
484	<	String result = future.get();
503	<	assertSame(TEST_STRING, result);
504	<	}
505	<	catch (ExecutionException ex) {
506	<	unexpectedException();
507	<	}
508	<	catch (InterruptedException ex) {
509	<	unexpectedException();
510	<	}
480	>	public void testSubmitCallable() throws Throwable {
481	>	ExecutorService e = new ForkJoinPool(1);
482	>	Future<String> future = e.submit(new StringTask());
483	>	String result = future.get();
484	>	assertSame(TEST_STRING, result);
485		}
486
487		/**
488		* Completed submit(runnable) returns successfully
489		*/
490	<	public void testSubmitRunnable() {
491	<	try {
492	<	ExecutorService e = new ForkJoinPool(1);
493	<	Future<?> future = e.submit(new NoOpRunnable());
494	<	future.get();
521	<	assertTrue(future.isDone());
522	<	}
523	<	catch (ExecutionException ex) {
524	<	unexpectedException();
525	<	}
526	<	catch (InterruptedException ex) {
527	<	unexpectedException();
528	<	}
490	>	public void testSubmitRunnable() throws Throwable {
491	>	ExecutorService e = new ForkJoinPool(1);
492	>	Future<?> future = e.submit(new NoOpRunnable());
493	>	future.get();
494	>	assertTrue(future.isDone());
495		}
496
497		/**
498		* Completed submit(runnable, result) returns result
499		*/
500	<	public void testSubmitRunnable2() {
501	<	try {
502	<	ExecutorService e = new ForkJoinPool(1);
503	<	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
504	<	String result = future.get();
539	<	assertSame(TEST_STRING, result);
540	<	}
541	<	catch (ExecutionException ex) {
542	<	unexpectedException();
543	<	}
544	<	catch (InterruptedException ex) {
545	<	unexpectedException();
546	<	}
500	>	public void testSubmitRunnable2() throws Throwable {
501	>	ExecutorService e = new ForkJoinPool(1);
502	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
503	>	String result = future.get();
504	>	assertSame(TEST_STRING, result);
505		}
506
507
508		/**
509		* A submitted privileged action to completion
510		*/
511	<	public void testSubmitPrivilegedAction() {
511	>	public void testSubmitPrivilegedAction() throws Throwable {
512		Policy savedPolicy = null;
513		try {
514		savedPolicy = Policy.getPolicy();
#	Line 558 | Line 516 | public class ForkJoinPoolTest extends JS
516		policy.addPermission(new RuntimePermission("getContextClassLoader"));
517		policy.addPermission(new RuntimePermission("setContextClassLoader"));
518		Policy.setPolicy(policy);
519	<	} catch(AccessControlException ok) {
519	>	} catch (AccessControlException ok) {
520		return;
521		}
522		try {
#	Line 571 | Line 529 | public class ForkJoinPoolTest extends JS
529		Object result = future.get();
530		assertSame(TEST_STRING, result);
531		}
574	–	catch (ExecutionException ex) {
575	–	unexpectedException();
576	–	}
577	–	catch (InterruptedException ex) {
578	–	unexpectedException();
579	–	}
532		finally {
533	<	try {
582	<	Policy.setPolicy(savedPolicy);
583	<	} catch(AccessControlException ok) {
584	<	return;
585	<	}
533	>	Policy.setPolicy(savedPolicy);
534		}
535		}
536
537		/**
538		* A submitted a privileged exception action runs to completion
539		*/
540	<	public void testSubmitPrivilegedExceptionAction() {
540	>	public void testSubmitPrivilegedExceptionAction() throws Throwable {
541		Policy savedPolicy = null;
542		try {
543		savedPolicy = Policy.getPolicy();
#	Line 597 | Line 545 | public class ForkJoinPoolTest extends JS
545		policy.addPermission(new RuntimePermission("getContextClassLoader"));
546		policy.addPermission(new RuntimePermission("setContextClassLoader"));
547		Policy.setPolicy(policy);
548	<	} catch(AccessControlException ok) {
548	>	} catch (AccessControlException ok) {
549		return;
550		}
551
#	Line 611 | Line 559 | public class ForkJoinPoolTest extends JS
559		Object result = future.get();
560		assertSame(TEST_STRING, result);
561		}
614	–	catch (ExecutionException ex) {
615	–	unexpectedException();
616	–	}
617	–	catch (InterruptedException ex) {
618	–	unexpectedException();
619	–	}
562		finally {
563		Policy.setPolicy(savedPolicy);
564		}
#	Line 625 | Line 567 | public class ForkJoinPoolTest extends JS
567		/**
568		* A submitted failed privileged exception action reports exception
569		*/
570	<	public void testSubmitFailedPrivilegedExceptionAction() {
570	>	public void testSubmitFailedPrivilegedExceptionAction() throws Throwable {
571		Policy savedPolicy = null;
572		try {
573		savedPolicy = Policy.getPolicy();
#	Line 633 | Line 575 | public class ForkJoinPoolTest extends JS
575		policy.addPermission(new RuntimePermission("getContextClassLoader"));
576		policy.addPermission(new RuntimePermission("setContextClassLoader"));
577		Policy.setPolicy(policy);
578	<	} catch(AccessControlException ok) {
578	>	} catch (AccessControlException ok) {
579		return;
580		}
581
#	Line 647 | Line 589 | public class ForkJoinPoolTest extends JS
589
590		Object result = future.get();
591		shouldThrow();
592	<	}
593	<	catch (ExecutionException success) {
652	<	} catch (CancellationException success) {
653	<	} catch (InterruptedException ex) {
654	<	unexpectedException();
655	<	}
656	<	finally {
592	>	} catch (ExecutionException success) {
593	>	} finally {
594		Policy.setPolicy(savedPolicy);
595		}
596		}
597
598		/**
599	<	* execute(null runnable) throws NPE
599	>	* execute(null runnable) throws NullPointerException
600		*/
601		public void testExecuteNullRunnable() {
602		try {
#	Line 667 | Line 604 | public class ForkJoinPoolTest extends JS
604		TrackedShortRunnable task = null;
605		Future<?> future = e.submit(task);
606		shouldThrow();
607	<	}
671	<	catch (NullPointerException success) {
672	<	}
673	<	catch (Exception ex) {
674	<	unexpectedException();
675	<	}
607	>	} catch (NullPointerException success) {}
608		}
609
610
611		/**
612	<	* submit(null callable) throws NPE
612	>	* submit(null callable) throws NullPointerException
613		*/
614		public void testSubmitNullCallable() {
615		try {
#	Line 685 | Line 617 | public class ForkJoinPoolTest extends JS
617		StringTask t = null;
618		Future<String> future = e.submit(t);
619		shouldThrow();
620	<	}
689	<	catch (NullPointerException success) {
690	<	}
691	<	catch (Exception ex) {
692	<	unexpectedException();
693	<	}
620	>	} catch (NullPointerException success) {}
621		}
622
623
624		/**
625	<	*  Blocking on submit(callable) throws InterruptedException if
626	<	*  caller interrupted.
625	>	* Blocking on submit(callable) throws InterruptedException if
626	>	* caller interrupted.
627		*/
628	<	public void testInterruptedSubmit() {
628	>	public void testInterruptedSubmit() throws InterruptedException {
629		final ForkJoinPool p = new ForkJoinPool(1);
630	<	Thread t = new Thread(new Runnable() {
631	<	public void run() {
632	<	try {
633	<	p.submit(new Callable<Object>() {
634	<	public Object call() {
635	<	try {
636	<	Thread.sleep(MEDIUM_DELAY_MS);
637	<	shouldThrow();
638	<	} catch(InterruptedException e){
639	<	}
640	<	return null;
641	<	}
642	<	}).get();
643	<	} catch(InterruptedException success){
644	<	} catch(Exception e) {
645	<	unexpectedException();
646	<	}
647	<
721	<	}
722	<	});
723	<	try {
724	<	t.start();
725	<	Thread.sleep(SHORT_DELAY_MS);
726	<	t.interrupt();
727	<	} catch(Exception e){
728	<	unexpectedException();
729	<	}
630	>
631	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
632	>	void realRun() throws Throwable {
633	>	p.submit(new CheckedCallable<Object>() {
634	>	public Object realCall() throws Throwable {
635	>	try {
636	>	Thread.sleep(MEDIUM_DELAY_MS);
637	>	} catch (InterruptedException ok) {
638	>	}
639	>	return null;
640	>	}}).get();
641	>	}});
642	>
643	>	t.start();
644	>	Thread.sleep(SHORT_DELAY_MS);
645	>	t.interrupt();
646	>	t.join();
647	>	p.shutdownNow();
648		joinPool(p);
649		}
650
651		/**
652	<	*  get of submit(callable) throws ExecutionException if callable
653	<	*  throws exception
652	>	* get of submit(callable) throws ExecutionException if callable
653	>	* throws exception
654		*/
655	<	public void testSubmitEE() {
655	>	public void testSubmitEE() throws Throwable {
656		ForkJoinPool p = new ForkJoinPool(1);
739	–
657		try {
658	<	Callable c = new Callable() {
659	<	public Object call() {
660	<	int i = 5/0;
661	<	return Boolean.TRUE;
662	<	}
746	<	};
747	<
748	<	for(int i =0; i < 5; i++){
749	<	p.submit(c).get();
750	<	}
751	<
658	>	p.submit(new Callable() {
659	>	public Object call() {
660	>	int i = 5/0;
661	>	return Boolean.TRUE;
662	>	}}).get();
663		shouldThrow();
664	<	}
665	<	catch(ExecutionException success){
755	<	} catch (CancellationException success) {
756	<	} catch(Exception e) {
757	<	unexpectedException();
758	<	}
664	>	} catch (ExecutionException success) {}
665	>
666		joinPool(p);
667		}
668
669		/**
670	<	* invokeAny(null) throws NPE
670	>	* invokeAny(null) throws NullPointerException
671		*/
672	<	public void testInvokeAny1() {
672	>	public void testInvokeAny1() throws Throwable {
673		ExecutorService e = new ForkJoinPool(1);
674		try {
675		e.invokeAny(null);
676	+	shouldThrow();
677		} catch (NullPointerException success) {
770	–	} catch(Exception ex) {
771	–	unexpectedException();
678		} finally {
679		joinPool(e);
680		}
681		}
682
683		/**
684	<	* invokeAny(empty collection) throws IAE
684	>	* invokeAny(empty collection) throws IllegalArgumentException
685		*/
686	<	public void testInvokeAny2() {
686	>	public void testInvokeAny2() throws Throwable {
687		ExecutorService e = new ForkJoinPool(1);
688		try {
689		e.invokeAny(new ArrayList<Callable<String>>());
690	+	shouldThrow();
691		} catch (IllegalArgumentException success) {
785	–	} catch(Exception ex) {
786	–	unexpectedException();
692		} finally {
693		joinPool(e);
694		}
695		}
696
697		/**
698	<	* invokeAny(c) throws NPE if c has null elements
698	>	* invokeAny(c) throws NullPointerException if c has a single null element
699		*/
700	<	public void testInvokeAny3() {
700	>	public void testInvokeAny3() throws Throwable {
701		ExecutorService e = new ForkJoinPool(1);
702		try {
703		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
799	–	l.add(new StringTask());
704		l.add(null);
705		e.invokeAny(l);
706	+	shouldThrow();
707	+	} catch (NullPointerException success) {
708	+	} finally {
709	+	joinPool(e);
710	+	}
711	+	}
712	+
713	+	/**
714	+	* invokeAny(c) throws NullPointerException if c has null elements
715	+	*/
716	+	public void testInvokeAny4() throws Throwable {
717	+	ExecutorService e = new ForkJoinPool(1);
718	+	try {
719	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
720	+	l.add(new Callable<String>() {
721	+	public String call() {
722	+	// The delay gives the pool a chance to notice
723	+	// the null element.
724	+	sleepTillInterrupted(SMALL_DELAY_MS);
725	+	return "foo";
726	+	}});
727	+	l.add(null);
728	+	e.invokeAny(l);
729	+	shouldThrow();
730		} catch (NullPointerException success) {
803	–	} catch(Exception ex) {
804	–	ex.printStackTrace();
805	–	unexpectedException();
731		} finally {
732		joinPool(e);
733		}
#	Line 811 | Line 736 | public class ForkJoinPoolTest extends JS
736		/**
737		* invokeAny(c) throws ExecutionException if no task in c completes
738		*/
739	<	public void testInvokeAny4() {
739	>	public void testInvokeAny5() throws Throwable {
740		ExecutorService e = new ForkJoinPool(1);
741		try {
742		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
743		l.add(new NPETask());
744		e.invokeAny(l);
745	<	} catch(ExecutionException success) {
746	<	} catch (CancellationException success) {
822	<	} catch(Exception ex) {
823	<	unexpectedException();
745	>	shouldThrow();
746	>	} catch (ExecutionException success) {
747		} finally {
748		joinPool(e);
749		}
#	Line 829 | Line 752 | public class ForkJoinPoolTest extends JS
752		/**
753		* invokeAny(c) returns result of some task in c if at least one completes
754		*/
755	<	public void testInvokeAny5() {
755	>	public void testInvokeAny6() throws Throwable {
756		ExecutorService e = new ForkJoinPool(1);
757		try {
758		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
#	Line 837 | Line 760 | public class ForkJoinPoolTest extends JS
760		l.add(new StringTask());
761		String result = e.invokeAny(l);
762		assertSame(TEST_STRING, result);
840	–	} catch (ExecutionException success) {
841	–	} catch (CancellationException success) {
842	–	} catch(Exception ex) {
843	–	unexpectedException();
763		} finally {
764		joinPool(e);
765		}
766		}
767
768		/**
769	<	* invokeAll(null) throws NPE
769	>	* invokeAll(null) throws NullPointerException
770		*/
771	<	public void testInvokeAll1() {
771	>	public void testInvokeAll1() throws Throwable {
772		ExecutorService e = new ForkJoinPool(1);
773		try {
774		e.invokeAll(null);
775	+	shouldThrow();
776		} catch (NullPointerException success) {
857	–	} catch(Exception ex) {
858	–	unexpectedException();
777		} finally {
778		joinPool(e);
779		}
#	Line 864 | Line 782 | public class ForkJoinPoolTest extends JS
782		/**
783		* invokeAll(empty collection) returns empty collection
784		*/
785	<	public void testInvokeAll2() {
785	>	public void testInvokeAll2() throws InterruptedException {
786		ExecutorService e = new ForkJoinPool(1);
787		try {
788	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
788	>	List<Future<String>> r
789	>	= e.invokeAll(new ArrayList<Callable<String>>());
790		assertTrue(r.isEmpty());
872	–	} catch(Exception ex) {
873	–	unexpectedException();
791		} finally {
792		joinPool(e);
793		}
794		}
795
796		/**
797	<	* invokeAll(c) throws NPE if c has null elements
797	>	* invokeAll(c) throws NullPointerException if c has null elements
798		*/
799	<	public void testInvokeAll3() {
799	>	public void testInvokeAll3() throws InterruptedException {
800		ExecutorService e = new ForkJoinPool(1);
801		try {
802		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
803		l.add(new StringTask());
804		l.add(null);
805		e.invokeAll(l);
806	+	shouldThrow();
807		} catch (NullPointerException success) {
890	–	} catch(Exception ex) {
891	–	unexpectedException();
808		} finally {
809		joinPool(e);
810		}
811		}
812
813		/**
814	<	* get of returned element of invokeAll(c) throws exception on failed task
814	>	* get of returned element of invokeAll(c) throws
815	>	* ExecutionException on failed task
816		*/
817	<	public void testInvokeAll4() {
817	>	public void testInvokeAll4() throws Throwable {
818		ExecutorService e = new ForkJoinPool(1);
819		try {
820		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
821		l.add(new NPETask());
822		List<Future<String>> result = e.invokeAll(l);
823		assertEquals(1, result.size());
824	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
825	<	it.next().get();
826	<	} catch(ExecutionException success) {
827	<	} catch (CancellationException success) {
911	<	} catch(Exception ex) {
912	<	ex.printStackTrace();
913	<	unexpectedException();
824	>	for (Future<String> future : result)
825	>	future.get();
826	>	shouldThrow();
827	>	} catch (ExecutionException success) {
828		} finally {
829		joinPool(e);
830		}
#	Line 919 | Line 833 | public class ForkJoinPoolTest extends JS
833		/**
834		* invokeAll(c) returns results of all completed tasks in c
835		*/
836	<	public void testInvokeAll5() {
836	>	public void testInvokeAll5() throws Throwable {
837		ExecutorService e = new ForkJoinPool(1);
838		try {
839		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
#	Line 927 | Line 841 | public class ForkJoinPoolTest extends JS
841		l.add(new StringTask());
842		List<Future<String>> result = e.invokeAll(l);
843		assertEquals(2, result.size());
844	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
845	<	assertSame(TEST_STRING, it.next().get());
932	<	} catch (ExecutionException success) {
933	<	} catch (CancellationException success) {
934	<	} catch(Exception ex) {
935	<	ex.printStackTrace();
936	<	unexpectedException();
844	>	for (Future<String> future : result)
845	>	assertSame(TEST_STRING, future.get());
846		} finally {
847		joinPool(e);
848		}
#	Line 941 | Line 850 | public class ForkJoinPoolTest extends JS
850
851
852		/**
853	<	* timed invokeAny(null) throws NPE
853	>	* timed invokeAny(null) throws NullPointerException
854		*/
855	<	public void testTimedInvokeAny1() {
855	>	public void testTimedInvokeAny1() throws Throwable {
856		ExecutorService e = new ForkJoinPool(1);
857		try {
858	<	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
858	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
859	>	shouldThrow();
860		} catch (NullPointerException success) {
951	–	} catch(Exception ex) {
952	–	ex.printStackTrace();
953	–	unexpectedException();
861		} finally {
862		joinPool(e);
863		}
864		}
865
866		/**
867	<	* timed invokeAny(null time unit) throws NPE
867	>	* timed invokeAny(null time unit) throws NullPointerException
868		*/
869	<	public void testTimedInvokeAnyNullTimeUnit() {
869	>	public void testTimedInvokeAnyNullTimeUnit() throws Throwable {
870		ExecutorService e = new ForkJoinPool(1);
871		try {
872		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
873		l.add(new StringTask());
874		e.invokeAny(l, MEDIUM_DELAY_MS, null);
875	+	shouldThrow();
876		} catch (NullPointerException success) {
969	–	} catch(Exception ex) {
970	–	ex.printStackTrace();
971	–	unexpectedException();
877		} finally {
878		joinPool(e);
879		}
880		}
881
882		/**
883	<	* timed invokeAny(empty collection) throws IAE
883	>	* timed invokeAny(empty collection) throws IllegalArgumentException
884		*/
885	<	public void testTimedInvokeAny2() {
885	>	public void testTimedInvokeAny2() throws Throwable {
886		ExecutorService e = new ForkJoinPool(1);
887		try {
888	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
888	>	e.invokeAny(new ArrayList<Callable<String>>(),
889	>	MEDIUM_DELAY_MS, MILLISECONDS);
890	>	shouldThrow();
891		} catch (IllegalArgumentException success) {
985	–	} catch(Exception ex) {
986	–	ex.printStackTrace();
987	–	unexpectedException();
892		} finally {
893		joinPool(e);
894		}
895		}
896
897		/**
898	<	* timed invokeAny(c) throws NPE if c has null elements
898	>	* timed invokeAny(c) throws NullPointerException if c has null elements
899		*/
900	<	public void testTimedInvokeAny3() {
900	>	public void testTimedInvokeAny3() throws Throwable {
901		ExecutorService e = new ForkJoinPool(1);
902		try {
903		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
904		l.add(new StringTask());
905		l.add(null);
906	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
906	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
907	>	shouldThrow();
908		} catch (NullPointerException success) {
1004	–	} catch(Exception ex) {
1005	–	ex.printStackTrace();
1006	–	unexpectedException();
909		} finally {
910		joinPool(e);
911		}
#	Line 1012 | Line 914 | public class ForkJoinPoolTest extends JS
914		/**
915		* timed invokeAny(c) throws ExecutionException if no task completes
916		*/
917	<	public void testTimedInvokeAny4() {
917	>	public void testTimedInvokeAny4() throws Throwable {
918		ExecutorService e = new ForkJoinPool(1);
919		try {
920		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
921		l.add(new NPETask());
922	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
923	<	} catch(ExecutionException success) {
924	<	} catch (CancellationException success) {
1023	<	} catch(Exception ex) {
1024	<	ex.printStackTrace();
1025	<	unexpectedException();
922	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
923	>	shouldThrow();
924	>	} catch (ExecutionException success) {
925		} finally {
926		joinPool(e);
927		}
#	Line 1031 | Line 930 | public class ForkJoinPoolTest extends JS
930		/**
931		* timed invokeAny(c) returns result of some task in c
932		*/
933	<	public void testTimedInvokeAny5() {
933	>	public void testTimedInvokeAny5() throws Throwable {
934		ExecutorService e = new ForkJoinPool(1);
935		try {
936		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
937		l.add(new StringTask());
938		l.add(new StringTask());
939	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
939	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
940		assertSame(TEST_STRING, result);
1042	–	} catch (ExecutionException success) {
1043	–	} catch (CancellationException success) {
1044	–	} catch(Exception ex) {
1045	–	ex.printStackTrace();
1046	–	unexpectedException();
941		} finally {
942		joinPool(e);
943		}
944		}
945
946		/**
947	<	* timed invokeAll(null) throws NPE
947	>	* timed invokeAll(null) throws NullPointerException
948		*/
949	<	public void testTimedInvokeAll1() {
949	>	public void testTimedInvokeAll1() throws Throwable {
950		ExecutorService e = new ForkJoinPool(1);
951		try {
952	<	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
952	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
953	>	shouldThrow();
954		} catch (NullPointerException success) {
1060	–	} catch(Exception ex) {
1061	–	ex.printStackTrace();
1062	–	unexpectedException();
955		} finally {
956		joinPool(e);
957		}
958		}
959
960		/**
961	<	* timed invokeAll(null time unit) throws NPE
961	>	* timed invokeAll(null time unit) throws NullPointerException
962		*/
963	<	public void testTimedInvokeAllNullTimeUnit() {
963	>	public void testTimedInvokeAllNullTimeUnit() throws Throwable {
964		ExecutorService e = new ForkJoinPool(1);
965		try {
966		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
967		l.add(new StringTask());
968		e.invokeAll(l, MEDIUM_DELAY_MS, null);
969	+	shouldThrow();
970		} catch (NullPointerException success) {
1078	–	} catch(Exception ex) {
1079	–	ex.printStackTrace();
1080	–	unexpectedException();
971		} finally {
972		joinPool(e);
973		}
#	Line 1086 | Line 976 | public class ForkJoinPoolTest extends JS
976		/**
977		* timed invokeAll(empty collection) returns empty collection
978		*/
979	<	public void testTimedInvokeAll2() {
979	>	public void testTimedInvokeAll2() throws InterruptedException {
980		ExecutorService e = new ForkJoinPool(1);
981		try {
982	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
982	>	List<Future<String>> r
983	>	= e.invokeAll(new ArrayList<Callable<String>>(),
984	>	MEDIUM_DELAY_MS, MILLISECONDS);
985		assertTrue(r.isEmpty());
1094	–	} catch(Exception ex) {
1095	–	ex.printStackTrace();
1096	–	unexpectedException();
986		} finally {
987		joinPool(e);
988		}
989		}
990
991		/**
992	<	* timed invokeAll(c) throws NPE if c has null elements
992	>	* timed invokeAll(c) throws NullPointerException if c has null elements
993		*/
994	<	public void testTimedInvokeAll3() {
994	>	public void testTimedInvokeAll3() throws InterruptedException {
995		ExecutorService e = new ForkJoinPool(1);
996		try {
997		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
998		l.add(new StringTask());
999		l.add(null);
1000	<	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1000	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1001	>	shouldThrow();
1002		} catch (NullPointerException success) {
1113	–	} catch(Exception ex) {
1114	–	ex.printStackTrace();
1115	–	unexpectedException();
1003		} finally {
1004		joinPool(e);
1005		}
#	Line 1121 | Line 1008 | public class ForkJoinPoolTest extends JS
1008		/**
1009		* get of returned element of invokeAll(c) throws exception on failed task
1010		*/
1011	<	public void testTimedInvokeAll4() {
1011	>	public void testTimedInvokeAll4() throws Throwable {
1012		ExecutorService e = new ForkJoinPool(1);
1013		try {
1014		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1015		l.add(new NPETask());
1016	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1016	>	List<Future<String>> result
1017	>	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1018		assertEquals(1, result.size());
1019	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1020	<	it.next().get();
1021	<	} catch(ExecutionException success) {
1022	<	} catch (CancellationException success) {
1135	<	} catch(Exception ex) {
1136	<	ex.printStackTrace();
1137	<	unexpectedException();
1019	>	for (Future<String> future : result)
1020	>	future.get();
1021	>	shouldThrow();
1022	>	} catch (ExecutionException success) {
1023		} finally {
1024		joinPool(e);
1025		}
#	Line 1143 | Line 1028 | public class ForkJoinPoolTest extends JS
1028		/**
1029		* timed invokeAll(c) returns results of all completed tasks in c
1030		*/
1031	<	public void testTimedInvokeAll5() {
1031	>	public void testTimedInvokeAll5() throws Throwable {
1032		ExecutorService e = new ForkJoinPool(1);
1033		try {
1034		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1035		l.add(new StringTask());
1036		l.add(new StringTask());
1037	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1037	>	List<Future<String>> result
1038	>	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1039		assertEquals(2, result.size());
1040	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1041	<	assertSame(TEST_STRING, it.next().get());
1156	<	} catch (ExecutionException success) {
1157	<	} catch (CancellationException success) {
1158	<	} catch(Exception ex) {
1159	<	ex.printStackTrace();
1160	<	unexpectedException();
1040	>	for (Future<String> future : result)
1041	>	assertSame(TEST_STRING, future.get());
1042		} finally {
1043		joinPool(e);
1044		}

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