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Comparing jsr166/src/test/tck/ForkJoinTaskTest.java (file contents):
Revision 1.22 by dl, Thu Nov 18 11:44:29 2010 UTC vs.
Revision 1.49 by jsr166, Sun Oct 18 16:40:57 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		*/
6	<	import java.util.concurrent.ExecutionException;
6	>
7	>	import static java.util.concurrent.TimeUnit.MILLISECONDS;
8	>	import static java.util.concurrent.TimeUnit.SECONDS;
9	>
10	>	import java.util.Arrays;
11	>	import java.util.Collections;
12	>	import java.util.HashSet;
13	>	import java.util.List;
14		import java.util.concurrent.CancellationException;
15	+	import java.util.concurrent.ExecutionException;
16		import java.util.concurrent.ForkJoinPool;
17		import java.util.concurrent.ForkJoinTask;
10	–	import java.util.concurrent.ForkJoinWorkerThread;
18		import java.util.concurrent.RecursiveAction;
19	<	import java.util.concurrent.TimeUnit;
19	>	import java.util.concurrent.TimeoutException;
20		import java.util.concurrent.atomic.AtomicIntegerFieldUpdater;
21	<	import static java.util.concurrent.TimeUnit.MILLISECONDS;
22	<	import java.util.HashSet;
23	<	import junit.framework.*;
21	>
22	>	import junit.framework.Test;
23	>	import junit.framework.TestSuite;
24
25		public class ForkJoinTaskTest extends JSR166TestCase {
26
27		public static void main(String[] args) {
28	<	junit.textui.TestRunner.run(suite());
28	>	main(suite(), args);
29		}
30
31		public static Test suite() {
#	Line 44 | Line 51 | public class ForkJoinTaskTest extends JS
51		}
52
53		private void testInvokeOnPool(ForkJoinPool pool, RecursiveAction a) {
54	<	try {
54	>	try (PoolCleaner cleaner = cleaner(pool)) {
55		assertFalse(a.isDone());
56		assertFalse(a.isCompletedNormally());
57		assertFalse(a.isCompletedAbnormally());
58		assertFalse(a.isCancelled());
59		assertNull(a.getException());
60	+	assertNull(a.getRawResult());
61
62		assertNull(pool.invoke(a));
63
#	Line 58 | Line 66 | public class ForkJoinTaskTest extends JS
66		assertFalse(a.isCompletedAbnormally());
67		assertFalse(a.isCancelled());
68		assertNull(a.getException());
69	<	} finally {
70	<	joinPool(pool);
69	>	assertNull(a.getRawResult());
70	>	}
71	>	}
72	>
73	>	void checkNotDone(ForkJoinTask a) {
74	>	assertFalse(a.isDone());
75	>	assertFalse(a.isCompletedNormally());
76	>	assertFalse(a.isCompletedAbnormally());
77	>	assertFalse(a.isCancelled());
78	>	assertNull(a.getException());
79	>	assertNull(a.getRawResult());
80	>
81	>	try {
82	>	a.get(0L, SECONDS);
83	>	shouldThrow();
84	>	} catch (TimeoutException success) {
85	>	} catch (Throwable fail) { threadUnexpectedException(fail); }
86	>	}
87	>
88	>	<T> void checkCompletedNormally(ForkJoinTask<T> a) {
89	>	checkCompletedNormally(a, null);
90	>	}
91	>
92	>	<T> void checkCompletedNormally(ForkJoinTask<T> a, T expected) {
93	>	assertTrue(a.isDone());
94	>	assertFalse(a.isCancelled());
95	>	assertTrue(a.isCompletedNormally());
96	>	assertFalse(a.isCompletedAbnormally());
97	>	assertNull(a.getException());
98	>	assertSame(expected, a.getRawResult());
99	>
100	>	{
101	>	Thread.currentThread().interrupt();
102	>	long startTime = System.nanoTime();
103	>	assertSame(expected, a.join());
104	>	assertTrue(millisElapsedSince(startTime) < SMALL_DELAY_MS);
105	>	Thread.interrupted();
106	>	}
107	>
108	>	{
109	>	Thread.currentThread().interrupt();
110	>	long startTime = System.nanoTime();
111	>	a.quietlyJoin();        // should be no-op
112	>	assertTrue(millisElapsedSince(startTime) < SMALL_DELAY_MS);
113	>	Thread.interrupted();
114	>	}
115	>
116	>	assertFalse(a.cancel(false));
117	>	assertFalse(a.cancel(true));
118	>	try {
119	>	assertSame(expected, a.get());
120	>	} catch (Throwable fail) { threadUnexpectedException(fail); }
121	>	try {
122	>	assertSame(expected, a.get(5L, SECONDS));
123	>	} catch (Throwable fail) { threadUnexpectedException(fail); }
124	>	}
125	>
126	>	void checkCancelled(ForkJoinTask a) {
127	>	assertTrue(a.isDone());
128	>	assertTrue(a.isCancelled());
129	>	assertFalse(a.isCompletedNormally());
130	>	assertTrue(a.isCompletedAbnormally());
131	>	assertTrue(a.getException() instanceof CancellationException);
132	>	assertNull(a.getRawResult());
133	>	assertTrue(a.cancel(false));
134	>	assertTrue(a.cancel(true));
135	>
136	>	try {
137	>	Thread.currentThread().interrupt();
138	>	a.join();
139	>	shouldThrow();
140	>	} catch (CancellationException success) {
141	>	} catch (Throwable fail) { threadUnexpectedException(fail); }
142	>	Thread.interrupted();
143	>
144	>	{
145	>	long startTime = System.nanoTime();
146	>	a.quietlyJoin();        // should be no-op
147	>	assertTrue(millisElapsedSince(startTime) < SMALL_DELAY_MS);
148	>	}
149	>
150	>	try {
151	>	a.get();
152	>	shouldThrow();
153	>	} catch (CancellationException success) {
154	>	} catch (Throwable fail) { threadUnexpectedException(fail); }
155	>
156	>	try {
157	>	a.get(5L, SECONDS);
158	>	shouldThrow();
159	>	} catch (CancellationException success) {
160	>	} catch (Throwable fail) { threadUnexpectedException(fail); }
161	>	}
162	>
163	>	void checkCompletedAbnormally(ForkJoinTask a, Throwable t) {
164	>	assertTrue(a.isDone());
165	>	assertFalse(a.isCancelled());
166	>	assertFalse(a.isCompletedNormally());
167	>	assertTrue(a.isCompletedAbnormally());
168	>	assertSame(t.getClass(), a.getException().getClass());
169	>	assertNull(a.getRawResult());
170	>	assertFalse(a.cancel(false));
171	>	assertFalse(a.cancel(true));
172	>
173	>	try {
174	>	Thread.currentThread().interrupt();
175	>	a.join();
176	>	shouldThrow();
177	>	} catch (Throwable expected) {
178	>	assertSame(t.getClass(), expected.getClass());
179	>	}
180	>	Thread.interrupted();
181	>
182	>	{
183	>	long startTime = System.nanoTime();
184	>	a.quietlyJoin();        // should be no-op
185	>	assertTrue(millisElapsedSince(startTime) < SMALL_DELAY_MS);
186		}
187	+
188	+	try {
189	+	a.get();
190	+	shouldThrow();
191	+	} catch (ExecutionException success) {
192	+	assertSame(t.getClass(), success.getCause().getClass());
193	+	} catch (Throwable fail) { threadUnexpectedException(fail); }
194	+
195	+	try {
196	+	a.get(5L, SECONDS);
197	+	shouldThrow();
198	+	} catch (ExecutionException success) {
199	+	assertSame(t.getClass(), success.getCause().getClass());
200	+	} catch (Throwable fail) { threadUnexpectedException(fail); }
201		}
202
203		/*
#	Line 71 | Line 208 | public class ForkJoinTaskTest extends JS
208		* differently than supplied Recursive forms.
209		*/
210
211	<	static final class FJException extends RuntimeException {
211	>	public static final class FJException extends RuntimeException {
212		FJException() { super(); }
213		}
214
#	Line 82 | Line 219 | public class ForkJoinTaskTest extends JS
219		AtomicIntegerFieldUpdater.newUpdater(BinaryAsyncAction.class,
220		"controlState");
221
222	<	private BinaryAsyncAction parent;
222	>	private volatile BinaryAsyncAction parent;
223
224	<	private BinaryAsyncAction sibling;
224	>	private volatile BinaryAsyncAction sibling;
225
226		protected BinaryAsyncAction() {
227		}
#	Line 119 | Line 256 | public class ForkJoinTaskTest extends JS
256		super.completeExceptionally(ex);
257		}
258
259	+	public boolean cancel(boolean mayInterruptIfRunning) {
260	+	if (super.cancel(mayInterruptIfRunning)) {
261	+	completeExceptionally(new FJException());
262	+	return true;
263	+	}
264	+	return false;
265	+	}
266	+
267		public final void complete() {
268		BinaryAsyncAction a = this;
269		for (;;) {
#	Line 140 | Line 285 | public class ForkJoinTaskTest extends JS
285		}
286
287		public final void completeExceptionally(Throwable ex) {
288	<	BinaryAsyncAction a = this;
144	<	while (!a.isCompletedAbnormally()) {
288	>	for (BinaryAsyncAction a = this;;) {
289		a.completeThisExceptionally(ex);
290		BinaryAsyncAction s = a.sibling;
291	<	if (s != null)
292	<	s.cancel(false);
293	<	if (!a.onException() || (a = a.parent) == null)
291	>	if (s != null && !s.isDone())
292	>	s.completeExceptionally(ex);
293	>	if ((a = a.parent) == null)
294		break;
295		}
296		}
#	Line 196 | Line 340 | public class ForkJoinTaskTest extends JS
340		public final boolean exec() {
341		AsyncFib f = this;
342		int n = f.number;
343	<	if (n > 1) {
344	<	while (n > 1) {
345	<	AsyncFib p = f;
346	<	AsyncFib r = new AsyncFib(n - 2);
347	<	f = new AsyncFib(--n);
348	<	p.linkSubtasks(r, f);
205	<	r.fork();
206	<	}
207	<	f.number = n;
343	>	while (n > 1) {
344	>	AsyncFib p = f;
345	>	AsyncFib r = new AsyncFib(n - 2);
346	>	f = new AsyncFib(--n);
347	>	p.linkSubtasks(r, f);
348	>	r.fork();
349		}
350		f.complete();
351		return false;
#	Line 215 | Line 356 | public class ForkJoinTaskTest extends JS
356		}
357		}
358
218	–
359		static final class FailingAsyncFib extends BinaryAsyncAction {
360		int number;
361		public FailingAsyncFib(int n) {
#	Line 225 | Line 365 | public class ForkJoinTaskTest extends JS
365		public final boolean exec() {
366		FailingAsyncFib f = this;
367		int n = f.number;
368	<	if (n > 1) {
369	<	while (n > 1) {
370	<	FailingAsyncFib p = f;
371	<	FailingAsyncFib r = new FailingAsyncFib(n - 2);
372	<	f = new FailingAsyncFib(--n);
373	<	p.linkSubtasks(r, f);
234	<	r.fork();
235	<	}
236	<	f.number = n;
368	>	while (n > 1) {
369	>	FailingAsyncFib p = f;
370	>	FailingAsyncFib r = new FailingAsyncFib(n - 2);
371	>	f = new FailingAsyncFib(--n);
372	>	p.linkSubtasks(r, f);
373	>	r.fork();
374		}
375		f.complete();
376		return false;
#	Line 247 | Line 384 | public class ForkJoinTaskTest extends JS
384		/**
385		* invoke returns when task completes normally.
386		* isCompletedAbnormally and isCancelled return false for normally
387	<	* completed tasks. getRawResult of a RecursiveAction returns null;
387	>	* completed tasks; getRawResult returns null.
388		*/
389		public void testInvoke() {
390		RecursiveAction a = new CheckedRecursiveAction() {
391	<	public void realCompute() {
391	>	protected void realCompute() {
392		AsyncFib f = new AsyncFib(8);
393		assertNull(f.invoke());
394		assertEquals(21, f.number);
395	<	assertTrue(f.isDone());
259	<	assertFalse(f.isCancelled());
260	<	assertFalse(f.isCompletedAbnormally());
261	<	assertNull(f.getRawResult());
395	>	checkCompletedNormally(f);
396		}};
397		testInvokeOnPool(mainPool(), a);
398		}
#	Line 270 | Line 404 | public class ForkJoinTaskTest extends JS
404		*/
405		public void testQuietlyInvoke() {
406		RecursiveAction a = new CheckedRecursiveAction() {
407	<	public void realCompute() {
407	>	protected void realCompute() {
408		AsyncFib f = new AsyncFib(8);
409		f.quietlyInvoke();
410		assertEquals(21, f.number);
411	<	assertTrue(f.isDone());
278	<	assertFalse(f.isCancelled());
279	<	assertFalse(f.isCompletedAbnormally());
280	<	assertNull(f.getRawResult());
411	>	checkCompletedNormally(f);
412		}};
413		testInvokeOnPool(mainPool(), a);
414		}
#	Line 287 | Line 418 | public class ForkJoinTaskTest extends JS
418		*/
419		public void testForkJoin() {
420		RecursiveAction a = new CheckedRecursiveAction() {
421	<	public void realCompute() {
421	>	protected void realCompute() {
422		AsyncFib f = new AsyncFib(8);
423		assertSame(f, f.fork());
424		assertNull(f.join());
425		assertEquals(21, f.number);
426	<	assertTrue(f.isDone());
296	<	assertNull(f.getRawResult());
426	>	checkCompletedNormally(f);
427		}};
428		testInvokeOnPool(mainPool(), a);
429		}
#	Line 303 | Line 433 | public class ForkJoinTaskTest extends JS
433		*/
434		public void testForkGet() {
435		RecursiveAction a = new CheckedRecursiveAction() {
436	<	public void realCompute() throws Exception {
436	>	protected void realCompute() throws Exception {
437		AsyncFib f = new AsyncFib(8);
438		assertSame(f, f.fork());
439		assertNull(f.get());
440		assertEquals(21, f.number);
441	<	assertTrue(f.isDone());
441	>	checkCompletedNormally(f);
442		}};
443		testInvokeOnPool(mainPool(), a);
444		}
#	Line 318 | Line 448 | public class ForkJoinTaskTest extends JS
448		*/
449		public void testForkTimedGet() {
450		RecursiveAction a = new CheckedRecursiveAction() {
451	<	public void realCompute() throws Exception {
451	>	protected void realCompute() throws Exception {
452		AsyncFib f = new AsyncFib(8);
453		assertSame(f, f.fork());
454		assertNull(f.get(LONG_DELAY_MS, MILLISECONDS));
455		assertEquals(21, f.number);
456	<	assertTrue(f.isDone());
456	>	checkCompletedNormally(f);
457		}};
458		testInvokeOnPool(mainPool(), a);
459		}
#	Line 333 | Line 463 | public class ForkJoinTaskTest extends JS
463		*/
464		public void testForkTimedGetNPE() {
465		RecursiveAction a = new CheckedRecursiveAction() {
466	<	public void realCompute() throws Exception {
466	>	protected void realCompute() throws Exception {
467		AsyncFib f = new AsyncFib(8);
468		assertSame(f, f.fork());
469		try {
#	Line 349 | Line 479 | public class ForkJoinTaskTest extends JS
479		*/
480		public void testForkQuietlyJoin() {
481		RecursiveAction a = new CheckedRecursiveAction() {
482	<	public void realCompute() {
482	>	protected void realCompute() {
483		AsyncFib f = new AsyncFib(8);
484		assertSame(f, f.fork());
485		f.quietlyJoin();
486		assertEquals(21, f.number);
487	<	assertTrue(f.isDone());
487	>	checkCompletedNormally(f);
488		}};
489		testInvokeOnPool(mainPool(), a);
490		}
491
362	–
492		/**
493		* helpQuiesce returns when tasks are complete.
494		* getQueuedTaskCount returns 0 when quiescent
495		*/
496		public void testForkHelpQuiesce() {
497		RecursiveAction a = new CheckedRecursiveAction() {
498	<	public void realCompute() {
498	>	protected void realCompute() {
499		AsyncFib f = new AsyncFib(8);
500		assertSame(f, f.fork());
501	<	f.helpQuiesce();
501	>	helpQuiesce();
502		assertEquals(21, f.number);
374	–	assertTrue(f.isDone());
503		assertEquals(0, getQueuedTaskCount());
504	+	checkCompletedNormally(f);
505		}};
506		testInvokeOnPool(mainPool(), a);
507		}
508
380	–
509		/**
510		* invoke task throws exception when task completes abnormally
511		*/
512		public void testAbnormalInvoke() {
513		RecursiveAction a = new CheckedRecursiveAction() {
514	<	public void realCompute() {
514	>	protected void realCompute() {
515		FailingAsyncFib f = new FailingAsyncFib(8);
516		try {
517		f.invoke();
518		shouldThrow();
519	<	} catch (FJException success) {}
519	>	} catch (FJException success) {
520	>	checkCompletedAbnormally(f, success);
521	>	}
522		}};
523		testInvokeOnPool(mainPool(), a);
524		}
#	Line 398 | Line 528 | public class ForkJoinTaskTest extends JS
528		*/
529		public void testAbnormalQuietlyInvoke() {
530		RecursiveAction a = new CheckedRecursiveAction() {
531	<	public void realCompute() {
531	>	protected void realCompute() {
532		FailingAsyncFib f = new FailingAsyncFib(8);
533		f.quietlyInvoke();
534	<	assertTrue(f.isDone());
534	>	assertTrue(f.getException() instanceof FJException);
535	>	checkCompletedAbnormally(f, f.getException());
536		}};
537		testInvokeOnPool(mainPool(), a);
538		}
#	Line 411 | Line 542 | public class ForkJoinTaskTest extends JS
542		*/
543		public void testAbnormalForkJoin() {
544		RecursiveAction a = new CheckedRecursiveAction() {
545	<	public void realCompute() {
545	>	protected void realCompute() {
546		FailingAsyncFib f = new FailingAsyncFib(8);
547		assertSame(f, f.fork());
548		try {
549		f.join();
550		shouldThrow();
551	<	} catch (FJException success) {}
551	>	} catch (FJException success) {
552	>	checkCompletedAbnormally(f, success);
553	>	}
554		}};
555		testInvokeOnPool(mainPool(), a);
556		}
#	Line 427 | Line 560 | public class ForkJoinTaskTest extends JS
560		*/
561		public void testAbnormalForkGet() {
562		RecursiveAction a = new CheckedRecursiveAction() {
563	<	public void realCompute() throws Exception {
563	>	protected void realCompute() throws Exception {
564		FailingAsyncFib f = new FailingAsyncFib(8);
565		assertSame(f, f.fork());
566		try {
#	Line 436 | Line 569 | public class ForkJoinTaskTest extends JS
569		} catch (ExecutionException success) {
570		Throwable cause = success.getCause();
571		assertTrue(cause instanceof FJException);
572	<	assertTrue(f.isDone());
440	<	assertTrue(f.isCompletedAbnormally());
441	<	assertSame(cause.getClass(), f.getException().getClass());
572	>	checkCompletedAbnormally(f, cause);
573		}
574		}};
575		testInvokeOnPool(mainPool(), a);
#	Line 449 | Line 580 | public class ForkJoinTaskTest extends JS
580		*/
581		public void testAbnormalForkTimedGet() {
582		RecursiveAction a = new CheckedRecursiveAction() {
583	<	public void realCompute() throws Exception {
583	>	protected void realCompute() throws Exception {
584		FailingAsyncFib f = new FailingAsyncFib(8);
585		assertSame(f, f.fork());
586		try {
#	Line 458 | Line 589 | public class ForkJoinTaskTest extends JS
589		} catch (ExecutionException success) {
590		Throwable cause = success.getCause();
591		assertTrue(cause instanceof FJException);
592	<	assertTrue(f.isDone());
462	<	assertTrue(f.isCompletedAbnormally());
463	<	assertSame(cause.getClass(), f.getException().getClass());
592	>	checkCompletedAbnormally(f, cause);
593		}
594		}};
595		testInvokeOnPool(mainPool(), a);
#	Line 471 | Line 600 | public class ForkJoinTaskTest extends JS
600		*/
601		public void testAbnormalForkQuietlyJoin() {
602		RecursiveAction a = new CheckedRecursiveAction() {
603	<	public void realCompute() {
603	>	protected void realCompute() {
604		FailingAsyncFib f = new FailingAsyncFib(8);
605		assertSame(f, f.fork());
606		f.quietlyJoin();
478	–	assertTrue(f.isDone());
479	–	assertTrue(f.isCompletedAbnormally());
607		assertTrue(f.getException() instanceof FJException);
608	+	checkCompletedAbnormally(f, f.getException());
609		}};
610		testInvokeOnPool(mainPool(), a);
611		}
#	Line 487 | Line 615 | public class ForkJoinTaskTest extends JS
615		*/
616		public void testCancelledInvoke() {
617		RecursiveAction a = new CheckedRecursiveAction() {
618	<	public void realCompute() {
618	>	protected void realCompute() {
619		AsyncFib f = new AsyncFib(8);
620		assertTrue(f.cancel(true));
621		try {
622		f.invoke();
623		shouldThrow();
624		} catch (CancellationException success) {
625	<	assertTrue(f.isDone());
498	<	assertTrue(f.isCancelled());
499	<	assertTrue(f.isCompletedAbnormally());
500	<	assertTrue(f.getException() instanceof CancellationException);
625	>	checkCancelled(f);
626		}
627		}};
628		testInvokeOnPool(mainPool(), a);
#	Line 508 | Line 633 | public class ForkJoinTaskTest extends JS
633		*/
634		public void testCancelledForkJoin() {
635		RecursiveAction a = new CheckedRecursiveAction() {
636	<	public void realCompute() {
636	>	protected void realCompute() {
637		AsyncFib f = new AsyncFib(8);
638		assertTrue(f.cancel(true));
639		assertSame(f, f.fork());
#	Line 516 | Line 641 | public class ForkJoinTaskTest extends JS
641		f.join();
642		shouldThrow();
643		} catch (CancellationException success) {
644	<	assertTrue(f.isDone());
520	<	assertTrue(f.isCancelled());
521	<	assertTrue(f.isCompletedAbnormally());
522	<	assertTrue(f.getException() instanceof CancellationException);
644	>	checkCancelled(f);
645		}
646		}};
647		testInvokeOnPool(mainPool(), a);
#	Line 530 | Line 652 | public class ForkJoinTaskTest extends JS
652		*/
653		public void testCancelledForkGet() {
654		RecursiveAction a = new CheckedRecursiveAction() {
655	<	public void realCompute() throws Exception {
655	>	protected void realCompute() throws Exception {
656		AsyncFib f = new AsyncFib(8);
657		assertTrue(f.cancel(true));
658		assertSame(f, f.fork());
#	Line 538 | Line 660 | public class ForkJoinTaskTest extends JS
660		f.get();
661		shouldThrow();
662		} catch (CancellationException success) {
663	<	assertTrue(f.isDone());
542	<	assertTrue(f.isCancelled());
543	<	assertTrue(f.isCompletedAbnormally());
544	<	assertTrue(f.getException() instanceof CancellationException);
663	>	checkCancelled(f);
664		}
665		}};
666		testInvokeOnPool(mainPool(), a);
#	Line 552 | Line 671 | public class ForkJoinTaskTest extends JS
671		*/
672		public void testCancelledForkTimedGet() throws Exception {
673		RecursiveAction a = new CheckedRecursiveAction() {
674	<	public void realCompute() throws Exception {
674	>	protected void realCompute() throws Exception {
675		AsyncFib f = new AsyncFib(8);
676		assertTrue(f.cancel(true));
677		assertSame(f, f.fork());
#	Line 560 | Line 679 | public class ForkJoinTaskTest extends JS
679		f.get(LONG_DELAY_MS, MILLISECONDS);
680		shouldThrow();
681		} catch (CancellationException success) {
682	<	assertTrue(f.isDone());
564	<	assertTrue(f.isCancelled());
565	<	assertTrue(f.isCompletedAbnormally());
566	<	assertTrue(f.getException() instanceof CancellationException);
682	>	checkCancelled(f);
683		}
684		}};
685		testInvokeOnPool(mainPool(), a);
#	Line 574 | Line 690 | public class ForkJoinTaskTest extends JS
690		*/
691		public void testCancelledForkQuietlyJoin() {
692		RecursiveAction a = new CheckedRecursiveAction() {
693	<	public void realCompute() {
693	>	protected void realCompute() {
694		AsyncFib f = new AsyncFib(8);
695		assertTrue(f.cancel(true));
696		assertSame(f, f.fork());
697		f.quietlyJoin();
698	<	assertTrue(f.isDone());
583	<	assertTrue(f.isCompletedAbnormally());
584	<	assertTrue(f.isCancelled());
585	<	assertTrue(f.getException() instanceof CancellationException);
698	>	checkCancelled(f);
699		}};
700		testInvokeOnPool(mainPool(), a);
701		}
#	Line 593 | Line 706 | public class ForkJoinTaskTest extends JS
706		public void testGetPool() {
707		final ForkJoinPool mainPool = mainPool();
708		RecursiveAction a = new CheckedRecursiveAction() {
709	<	public void realCompute() {
709	>	protected void realCompute() {
710		assertSame(mainPool, getPool());
711		}};
712		testInvokeOnPool(mainPool, a);
#	Line 604 | Line 717 | public class ForkJoinTaskTest extends JS
717		*/
718		public void testGetPool2() {
719		RecursiveAction a = new CheckedRecursiveAction() {
720	<	public void realCompute() {
720	>	protected void realCompute() {
721		assertNull(getPool());
722		}};
723		assertNull(a.invoke());
#	Line 615 | Line 728 | public class ForkJoinTaskTest extends JS
728		*/
729		public void testInForkJoinPool() {
730		RecursiveAction a = new CheckedRecursiveAction() {
731	<	public void realCompute() {
731	>	protected void realCompute() {
732		assertTrue(inForkJoinPool());
733		}};
734		testInvokeOnPool(mainPool(), a);
#	Line 626 | Line 739 | public class ForkJoinTaskTest extends JS
739		*/
740		public void testInForkJoinPool2() {
741		RecursiveAction a = new CheckedRecursiveAction() {
742	<	public void realCompute() {
743	<	assertTrue(!inForkJoinPool());
742	>	protected void realCompute() {
743	>	assertFalse(inForkJoinPool());
744		}};
745		assertNull(a.invoke());
746		}
#	Line 637 | Line 750 | public class ForkJoinTaskTest extends JS
750		*/
751		public void testSetRawResult() {
752		RecursiveAction a = new CheckedRecursiveAction() {
753	<	public void realCompute() {
753	>	protected void realCompute() {
754		setRawResult(null);
755	+	assertNull(getRawResult());
756		}};
757		assertNull(a.invoke());
758		}
#	Line 648 | Line 762 | public class ForkJoinTaskTest extends JS
762		*/
763		public void testCompleteExceptionally() {
764		RecursiveAction a = new CheckedRecursiveAction() {
765	<	public void realCompute() {
765	>	protected void realCompute() {
766		AsyncFib f = new AsyncFib(8);
767		f.completeExceptionally(new FJException());
768		try {
769		f.invoke();
770		shouldThrow();
771	<	} catch (FJException success) {}
771	>	} catch (FJException success) {
772	>	checkCompletedAbnormally(f, success);
773	>	}
774	>	}};
775	>	testInvokeOnPool(mainPool(), a);
776	>	}
777	>
778	>	/**
779	>	* completeExceptionally(null) surprisingly has the same effect as
780	>	* completeExceptionally(new RuntimeException())
781	>	*/
782	>	public void testCompleteExceptionally_null() {
783	>	RecursiveAction a = new CheckedRecursiveAction() {
784	>	protected void realCompute() {
785	>	AsyncFib f = new AsyncFib(8);
786	>	f.completeExceptionally(null);
787	>	try {
788	>	f.invoke();
789	>	shouldThrow();
790	>	} catch (RuntimeException success) {
791	>	assertSame(success.getClass(), RuntimeException.class);
792	>	assertNull(success.getCause());
793	>	checkCompletedAbnormally(f, success);
794	>	}
795		}};
796		testInvokeOnPool(mainPool(), a);
797		}
#	Line 664 | Line 801 | public class ForkJoinTaskTest extends JS
801		*/
802		public void testInvokeAll2() {
803		RecursiveAction a = new CheckedRecursiveAction() {
804	<	public void realCompute() {
804	>	protected void realCompute() {
805		AsyncFib f = new AsyncFib(8);
806		AsyncFib g = new AsyncFib(9);
807		invokeAll(f, g);
671	–	assertTrue(f.isDone());
808		assertEquals(21, f.number);
673	–	assertTrue(g.isDone());
809		assertEquals(34, g.number);
810	+	checkCompletedNormally(f);
811	+	checkCompletedNormally(g);
812		}};
813		testInvokeOnPool(mainPool(), a);
814		}
#	Line 681 | Line 818 | public class ForkJoinTaskTest extends JS
818		*/
819		public void testInvokeAll1() {
820		RecursiveAction a = new CheckedRecursiveAction() {
821	<	public void realCompute() {
821	>	protected void realCompute() {
822		AsyncFib f = new AsyncFib(8);
823		invokeAll(f);
824	<	assertTrue(f.isDone());
824	>	checkCompletedNormally(f);
825		assertEquals(21, f.number);
826		}};
827		testInvokeOnPool(mainPool(), a);
#	Line 695 | Line 832 | public class ForkJoinTaskTest extends JS
832		*/
833		public void testInvokeAll3() {
834		RecursiveAction a = new CheckedRecursiveAction() {
835	<	public void realCompute() {
835	>	protected void realCompute() {
836		AsyncFib f = new AsyncFib(8);
837		AsyncFib g = new AsyncFib(9);
838		AsyncFib h = new AsyncFib(7);
839		invokeAll(f, g, h);
703	–	assertTrue(f.isDone());
840		assertEquals(21, f.number);
705	–	assertTrue(g.isDone());
841		assertEquals(34, g.number);
707	–	assertTrue(h.isDone());
842		assertEquals(13, h.number);
843	+	checkCompletedNormally(f);
844	+	checkCompletedNormally(g);
845	+	checkCompletedNormally(h);
846		}};
847		testInvokeOnPool(mainPool(), a);
848		}
#	Line 715 | Line 852 | public class ForkJoinTaskTest extends JS
852		*/
853		public void testInvokeAllCollection() {
854		RecursiveAction a = new CheckedRecursiveAction() {
855	<	public void realCompute() {
855	>	protected void realCompute() {
856		AsyncFib f = new AsyncFib(8);
857		AsyncFib g = new AsyncFib(9);
858		AsyncFib h = new AsyncFib(7);
#	Line 724 | Line 861 | public class ForkJoinTaskTest extends JS
861		set.add(g);
862		set.add(h);
863		invokeAll(set);
727	–	assertTrue(f.isDone());
864		assertEquals(21, f.number);
729	–	assertTrue(g.isDone());
865		assertEquals(34, g.number);
731	–	assertTrue(h.isDone());
866		assertEquals(13, h.number);
867	+	checkCompletedNormally(f);
868	+	checkCompletedNormally(g);
869	+	checkCompletedNormally(h);
870		}};
871		testInvokeOnPool(mainPool(), a);
872		}
873
737	–
874		/**
875		* invokeAll(tasks) with any null task throws NPE
876		*/
877		public void testInvokeAllNPE() {
878		RecursiveAction a = new CheckedRecursiveAction() {
879	<	public void realCompute() {
879	>	protected void realCompute() {
880		AsyncFib f = new AsyncFib(8);
881		AsyncFib g = new AsyncFib(9);
882		AsyncFib h = null;
#	Line 757 | Line 893 | public class ForkJoinTaskTest extends JS
893		*/
894		public void testAbnormalInvokeAll2() {
895		RecursiveAction a = new CheckedRecursiveAction() {
896	<	public void realCompute() {
896	>	protected void realCompute() {
897		AsyncFib f = new AsyncFib(8);
898		FailingAsyncFib g = new FailingAsyncFib(9);
899	+	ForkJoinTask[] tasks = { f, g };
900	+	Collections.shuffle(Arrays.asList(tasks));
901		try {
902	<	invokeAll(f, g);
902	>	invokeAll(tasks);
903		shouldThrow();
904	<	} catch (FJException success) {}
904	>	} catch (FJException success) {
905	>	checkCompletedAbnormally(g, success);
906	>	}
907		}};
908		testInvokeOnPool(mainPool(), a);
909		}
#	Line 773 | Line 913 | public class ForkJoinTaskTest extends JS
913		*/
914		public void testAbnormalInvokeAll1() {
915		RecursiveAction a = new CheckedRecursiveAction() {
916	<	public void realCompute() {
916	>	protected void realCompute() {
917		FailingAsyncFib g = new FailingAsyncFib(9);
918		try {
919		invokeAll(g);
920		shouldThrow();
921	<	} catch (FJException success) {}
921	>	} catch (FJException success) {
922	>	checkCompletedAbnormally(g, success);
923	>	}
924		}};
925		testInvokeOnPool(mainPool(), a);
926		}
#	Line 788 | Line 930 | public class ForkJoinTaskTest extends JS
930		*/
931		public void testAbnormalInvokeAll3() {
932		RecursiveAction a = new CheckedRecursiveAction() {
933	<	public void realCompute() {
933	>	protected void realCompute() {
934		AsyncFib f = new AsyncFib(8);
935		FailingAsyncFib g = new FailingAsyncFib(9);
936		AsyncFib h = new AsyncFib(7);
937	+	ForkJoinTask[] tasks = { f, g, h };
938	+	Collections.shuffle(Arrays.asList(tasks));
939		try {
940	<	invokeAll(f, g, h);
940	>	invokeAll(tasks);
941		shouldThrow();
942	<	} catch (FJException success) {}
942	>	} catch (FJException success) {
943	>	checkCompletedAbnormally(g, success);
944	>	}
945		}};
946		testInvokeOnPool(mainPool(), a);
947		}
948
949		/**
950	<	* invokeAll(collection)  throws exception if any task does
950	>	* invokeAll(collection) throws exception if any task does
951		*/
952		public void testAbnormalInvokeAllCollection() {
953		RecursiveAction a = new CheckedRecursiveAction() {
954	<	public void realCompute() {
954	>	protected void realCompute() {
955		FailingAsyncFib f = new FailingAsyncFib(8);
956		AsyncFib g = new AsyncFib(9);
957		AsyncFib h = new AsyncFib(7);
958	<	HashSet set = new HashSet();
959	<	set.add(f);
960	<	set.add(g);
815	<	set.add(h);
958	>	ForkJoinTask[] tasks = { f, g, h };
959	>	List taskList = Arrays.asList(tasks);
960	>	Collections.shuffle(taskList);
961		try {
962	<	invokeAll(set);
962	>	invokeAll(taskList);
963		shouldThrow();
964	<	} catch (FJException success) {}
964	>	} catch (FJException success) {
965	>	checkCompletedAbnormally(f, success);
966	>	}
967		}};
968		testInvokeOnPool(mainPool(), a);
969		}
#	Line 827 | Line 974 | public class ForkJoinTaskTest extends JS
974		*/
975		public void testTryUnfork() {
976		RecursiveAction a = new CheckedRecursiveAction() {
977	<	public void realCompute() {
977	>	protected void realCompute() {
978		AsyncFib g = new AsyncFib(9);
979		assertSame(g, g.fork());
980		AsyncFib f = new AsyncFib(8);
981		assertSame(f, f.fork());
982		assertTrue(f.tryUnfork());
983		helpQuiesce();
984	<	assertFalse(f.isDone());
985	<	assertTrue(g.isDone());
984	>	checkNotDone(f);
985	>	checkCompletedNormally(g);
986		}};
987		testInvokeOnPool(singletonPool(), a);
988		}
#	Line 846 | Line 993 | public class ForkJoinTaskTest extends JS
993		*/
994		public void testGetSurplusQueuedTaskCount() {
995		RecursiveAction a = new CheckedRecursiveAction() {
996	<	public void realCompute() {
996	>	protected void realCompute() {
997		AsyncFib h = new AsyncFib(7);
998		assertSame(h, h.fork());
999		AsyncFib g = new AsyncFib(9);
#	Line 855 | Line 1002 | public class ForkJoinTaskTest extends JS
1002		assertSame(f, f.fork());
1003		assertTrue(getSurplusQueuedTaskCount() > 0);
1004		helpQuiesce();
1005	+	assertEquals(0, getSurplusQueuedTaskCount());
1006	+	checkCompletedNormally(f);
1007	+	checkCompletedNormally(g);
1008	+	checkCompletedNormally(h);
1009		}};
1010		testInvokeOnPool(singletonPool(), a);
1011		}
#	Line 864 | Line 1015 | public class ForkJoinTaskTest extends JS
1015		*/
1016		public void testPeekNextLocalTask() {
1017		RecursiveAction a = new CheckedRecursiveAction() {
1018	<	public void realCompute() {
1018	>	protected void realCompute() {
1019		AsyncFib g = new AsyncFib(9);
1020		assertSame(g, g.fork());
1021		AsyncFib f = new AsyncFib(8);
1022		assertSame(f, f.fork());
1023		assertSame(f, peekNextLocalTask());
1024		assertNull(f.join());
1025	<	assertTrue(f.isDone());
1025	>	checkCompletedNormally(f);
1026		helpQuiesce();
1027	+	checkCompletedNormally(g);
1028		}};
1029		testInvokeOnPool(singletonPool(), a);
1030		}
1031
1032		/**
1033	<	* pollNextLocalTask returns most recent unexecuted task
1034	<	* without executing it
1033	>	* pollNextLocalTask returns most recent unexecuted task without
1034	>	* executing it
1035		*/
1036		public void testPollNextLocalTask() {
1037		RecursiveAction a = new CheckedRecursiveAction() {
1038	<	public void realCompute() {
1038	>	protected void realCompute() {
1039		AsyncFib g = new AsyncFib(9);
1040		assertSame(g, g.fork());
1041		AsyncFib f = new AsyncFib(8);
1042		assertSame(f, f.fork());
1043		assertSame(f, pollNextLocalTask());
1044		helpQuiesce();
1045	<	assertFalse(f.isDone());
1045	>	checkNotDone(f);
1046	>	assertEquals(34, g.number);
1047	>	checkCompletedNormally(g);
1048		}};
1049		testInvokeOnPool(singletonPool(), a);
1050		}
1051
1052		/**
1053	<	* pollTask returns an unexecuted task
900	<	* without executing it
1053	>	* pollTask returns an unexecuted task without executing it
1054		*/
1055		public void testPollTask() {
1056		RecursiveAction a = new CheckedRecursiveAction() {
1057	<	public void realCompute() {
1057	>	protected void realCompute() {
1058		AsyncFib g = new AsyncFib(9);
1059		assertSame(g, g.fork());
1060		AsyncFib f = new AsyncFib(8);
1061		assertSame(f, f.fork());
1062		assertSame(f, pollTask());
1063		helpQuiesce();
1064	<	assertFalse(f.isDone());
1065	<	assertTrue(g.isDone());
1064	>	checkNotDone(f);
1065	>	checkCompletedNormally(g);
1066		}};
1067		testInvokeOnPool(singletonPool(), a);
1068		}
#	Line 919 | Line 1072 | public class ForkJoinTaskTest extends JS
1072		*/
1073		public void testPeekNextLocalTaskAsync() {
1074		RecursiveAction a = new CheckedRecursiveAction() {
1075	<	public void realCompute() {
1075	>	protected void realCompute() {
1076		AsyncFib g = new AsyncFib(9);
1077		assertSame(g, g.fork());
1078		AsyncFib f = new AsyncFib(8);
#	Line 927 | Line 1080 | public class ForkJoinTaskTest extends JS
1080		assertSame(g, peekNextLocalTask());
1081		assertNull(f.join());
1082		helpQuiesce();
1083	<	assertTrue(f.isDone());
1083	>	checkCompletedNormally(f);
1084	>	assertEquals(34, g.number);
1085	>	checkCompletedNormally(g);
1086		}};
1087		testInvokeOnPool(asyncSingletonPool(), a);
1088		}
1089
1090		/**
1091	<	* pollNextLocalTask returns least recent unexecuted task
1092	<	* without executing it, in async mode
1091	>	* pollNextLocalTask returns least recent unexecuted task without
1092	>	* executing it, in async mode
1093		*/
1094		public void testPollNextLocalTaskAsync() {
1095		RecursiveAction a = new CheckedRecursiveAction() {
1096	<	public void realCompute() {
1096	>	protected void realCompute() {
1097		AsyncFib g = new AsyncFib(9);
1098		assertSame(g, g.fork());
1099		AsyncFib f = new AsyncFib(8);
1100		assertSame(f, f.fork());
1101		assertSame(g, pollNextLocalTask());
1102		helpQuiesce();
1103	<	assertTrue(f.isDone());
1104	<	assertFalse(g.isDone());
1103	>	assertEquals(21, f.number);
1104	>	checkCompletedNormally(f);
1105	>	checkNotDone(g);
1106		}};
1107		testInvokeOnPool(asyncSingletonPool(), a);
1108		}
1109
1110		/**
1111	<	* pollTask returns an unexecuted task
1112	<	* without executing it, in async mode
1111	>	* pollTask returns an unexecuted task without executing it, in
1112	>	* async mode
1113		*/
1114		public void testPollTaskAsync() {
1115		RecursiveAction a = new CheckedRecursiveAction() {
1116	<	public void realCompute() {
1116	>	protected void realCompute() {
1117		AsyncFib g = new AsyncFib(9);
1118		assertSame(g, g.fork());
1119		AsyncFib f = new AsyncFib(8);
1120		assertSame(f, f.fork());
1121		assertSame(g, pollTask());
1122		helpQuiesce();
1123	<	assertTrue(f.isDone());
1124	<	assertFalse(g.isDone());
1123	>	assertEquals(21, f.number);
1124	>	checkCompletedNormally(f);
1125	>	checkNotDone(g);
1126		}};
1127		testInvokeOnPool(asyncSingletonPool(), a);
1128		}
#	Line 975 | Line 1132 | public class ForkJoinTaskTest extends JS
1132		/**
1133		* invoke returns when task completes normally.
1134		* isCompletedAbnormally and isCancelled return false for normally
1135	<	* completed tasks. getRawResult of a RecursiveAction returns null;
1135	>	* completed tasks; getRawResult returns null.
1136		*/
1137		public void testInvokeSingleton() {
1138		RecursiveAction a = new CheckedRecursiveAction() {
1139	<	public void realCompute() {
1139	>	protected void realCompute() {
1140		AsyncFib f = new AsyncFib(8);
1141		assertNull(f.invoke());
1142		assertEquals(21, f.number);
1143	<	assertTrue(f.isDone());
987	<	assertFalse(f.isCancelled());
988	<	assertFalse(f.isCompletedAbnormally());
989	<	assertNull(f.getRawResult());
1143	>	checkCompletedNormally(f);
1144		}};
1145		testInvokeOnPool(singletonPool(), a);
1146		}
#	Line 998 | Line 1152 | public class ForkJoinTaskTest extends JS
1152		*/
1153		public void testQuietlyInvokeSingleton() {
1154		RecursiveAction a = new CheckedRecursiveAction() {
1155	<	public void realCompute() {
1155	>	protected void realCompute() {
1156		AsyncFib f = new AsyncFib(8);
1157		f.quietlyInvoke();
1158		assertEquals(21, f.number);
1159	<	assertTrue(f.isDone());
1006	<	assertFalse(f.isCancelled());
1007	<	assertFalse(f.isCompletedAbnormally());
1008	<	assertNull(f.getRawResult());
1159	>	checkCompletedNormally(f);
1160		}};
1161		testInvokeOnPool(singletonPool(), a);
1162		}
#	Line 1015 | Line 1166 | public class ForkJoinTaskTest extends JS
1166		*/
1167		public void testForkJoinSingleton() {
1168		RecursiveAction a = new CheckedRecursiveAction() {
1169	<	public void realCompute() {
1169	>	protected void realCompute() {
1170		AsyncFib f = new AsyncFib(8);
1171		assertSame(f, f.fork());
1172		assertNull(f.join());
1173		assertEquals(21, f.number);
1174	<	assertTrue(f.isDone());
1024	<	assertNull(f.getRawResult());
1174	>	checkCompletedNormally(f);
1175		}};
1176		testInvokeOnPool(singletonPool(), a);
1177		}
#	Line 1031 | Line 1181 | public class ForkJoinTaskTest extends JS
1181		*/
1182		public void testForkGetSingleton() {
1183		RecursiveAction a = new CheckedRecursiveAction() {
1184	<	public void realCompute() throws Exception {
1184	>	protected void realCompute() throws Exception {
1185		AsyncFib f = new AsyncFib(8);
1186		assertSame(f, f.fork());
1187		assertNull(f.get());
1188		assertEquals(21, f.number);
1189	<	assertTrue(f.isDone());
1189	>	checkCompletedNormally(f);
1190		}};
1191		testInvokeOnPool(singletonPool(), a);
1192		}
#	Line 1046 | Line 1196 | public class ForkJoinTaskTest extends JS
1196		*/
1197		public void testForkTimedGetSingleton() {
1198		RecursiveAction a = new CheckedRecursiveAction() {
1199	<	public void realCompute() throws Exception {
1199	>	protected void realCompute() throws Exception {
1200		AsyncFib f = new AsyncFib(8);
1201		assertSame(f, f.fork());
1202		assertNull(f.get(LONG_DELAY_MS, MILLISECONDS));
1203		assertEquals(21, f.number);
1204	<	assertTrue(f.isDone());
1204	>	checkCompletedNormally(f);
1205		}};
1206		testInvokeOnPool(singletonPool(), a);
1207		}
#	Line 1061 | Line 1211 | public class ForkJoinTaskTest extends JS
1211		*/
1212		public void testForkTimedGetNPESingleton() {
1213		RecursiveAction a = new CheckedRecursiveAction() {
1214	<	public void realCompute() throws Exception {
1214	>	protected void realCompute() throws Exception {
1215		AsyncFib f = new AsyncFib(8);
1216		assertSame(f, f.fork());
1217		try {
#	Line 1077 | Line 1227 | public class ForkJoinTaskTest extends JS
1227		*/
1228		public void testForkQuietlyJoinSingleton() {
1229		RecursiveAction a = new CheckedRecursiveAction() {
1230	<	public void realCompute() {
1230	>	protected void realCompute() {
1231		AsyncFib f = new AsyncFib(8);
1232		assertSame(f, f.fork());
1233		f.quietlyJoin();
1234		assertEquals(21, f.number);
1235	<	assertTrue(f.isDone());
1235	>	checkCompletedNormally(f);
1236		}};
1237		testInvokeOnPool(singletonPool(), a);
1238		}
1239
1090	–
1240		/**
1241		* helpQuiesce returns when tasks are complete.
1242		* getQueuedTaskCount returns 0 when quiescent
1243		*/
1244		public void testForkHelpQuiesceSingleton() {
1245		RecursiveAction a = new CheckedRecursiveAction() {
1246	<	public void realCompute() {
1246	>	protected void realCompute() {
1247		AsyncFib f = new AsyncFib(8);
1248		assertSame(f, f.fork());
1249	<	f.helpQuiesce();
1101	<	assertEquals(21, f.number);
1102	<	assertTrue(f.isDone());
1249	>	helpQuiesce();
1250		assertEquals(0, getQueuedTaskCount());
1251	+	assertEquals(21, f.number);
1252	+	checkCompletedNormally(f);
1253		}};
1254		testInvokeOnPool(singletonPool(), a);
1255		}
1256
1108	–
1257		/**
1258		* invoke task throws exception when task completes abnormally
1259		*/
1260		public void testAbnormalInvokeSingleton() {
1261		RecursiveAction a = new CheckedRecursiveAction() {
1262	<	public void realCompute() {
1262	>	protected void realCompute() {
1263		FailingAsyncFib f = new FailingAsyncFib(8);
1264		try {
1265		f.invoke();
1266		shouldThrow();
1267	<	} catch (FJException success) {}
1267	>	} catch (FJException success) {
1268	>	checkCompletedAbnormally(f, success);
1269	>	}
1270		}};
1271		testInvokeOnPool(singletonPool(), a);
1272		}
#	Line 1126 | Line 1276 | public class ForkJoinTaskTest extends JS
1276		*/
1277		public void testAbnormalQuietlyInvokeSingleton() {
1278		RecursiveAction a = new CheckedRecursiveAction() {
1279	<	public void realCompute() {
1279	>	protected void realCompute() {
1280		FailingAsyncFib f = new FailingAsyncFib(8);
1281		f.quietlyInvoke();
1282	<	assertTrue(f.isDone());
1282	>	assertTrue(f.getException() instanceof FJException);
1283	>	checkCompletedAbnormally(f, f.getException());
1284		}};
1285		testInvokeOnPool(singletonPool(), a);
1286		}
#	Line 1139 | Line 1290 | public class ForkJoinTaskTest extends JS
1290		*/
1291		public void testAbnormalForkJoinSingleton() {
1292		RecursiveAction a = new CheckedRecursiveAction() {
1293	<	public void realCompute() {
1293	>	protected void realCompute() {
1294		FailingAsyncFib f = new FailingAsyncFib(8);
1295		assertSame(f, f.fork());
1296		try {
1297		f.join();
1298		shouldThrow();
1299	<	} catch (FJException success) {}
1299	>	} catch (FJException success) {
1300	>	checkCompletedAbnormally(f, success);
1301	>	}
1302		}};
1303		testInvokeOnPool(singletonPool(), a);
1304		}
#	Line 1155 | Line 1308 | public class ForkJoinTaskTest extends JS
1308		*/
1309		public void testAbnormalForkGetSingleton() {
1310		RecursiveAction a = new CheckedRecursiveAction() {
1311	<	public void realCompute() throws Exception {
1311	>	protected void realCompute() throws Exception {
1312		FailingAsyncFib f = new FailingAsyncFib(8);
1313		assertSame(f, f.fork());
1314		try {
#	Line 1164 | Line 1317 | public class ForkJoinTaskTest extends JS
1317		} catch (ExecutionException success) {
1318		Throwable cause = success.getCause();
1319		assertTrue(cause instanceof FJException);
1320	<	assertTrue(f.isDone());
1168	<	assertTrue(f.isCompletedAbnormally());
1169	<	assertSame(cause.getClass(), f.getException().getClass());
1320	>	checkCompletedAbnormally(f, cause);
1321		}
1322		}};
1323		testInvokeOnPool(singletonPool(), a);
#	Line 1177 | Line 1328 | public class ForkJoinTaskTest extends JS
1328		*/
1329		public void testAbnormalForkTimedGetSingleton() {
1330		RecursiveAction a = new CheckedRecursiveAction() {
1331	<	public void realCompute() throws Exception {
1331	>	protected void realCompute() throws Exception {
1332		FailingAsyncFib f = new FailingAsyncFib(8);
1333		assertSame(f, f.fork());
1334		try {
#	Line 1186 | Line 1337 | public class ForkJoinTaskTest extends JS
1337		} catch (ExecutionException success) {
1338		Throwable cause = success.getCause();
1339		assertTrue(cause instanceof FJException);
1340	<	assertTrue(f.isDone());
1190	<	assertTrue(f.isCompletedAbnormally());
1191	<	assertSame(cause.getClass(), f.getException().getClass());
1340	>	checkCompletedAbnormally(f, cause);
1341		}
1342		}};
1343		testInvokeOnPool(singletonPool(), a);
#	Line 1199 | Line 1348 | public class ForkJoinTaskTest extends JS
1348		*/
1349		public void testAbnormalForkQuietlyJoinSingleton() {
1350		RecursiveAction a = new CheckedRecursiveAction() {
1351	<	public void realCompute() {
1351	>	protected void realCompute() {
1352		FailingAsyncFib f = new FailingAsyncFib(8);
1353		assertSame(f, f.fork());
1354		f.quietlyJoin();
1206	–	assertTrue(f.isDone());
1207	–	assertTrue(f.isCompletedAbnormally());
1355		assertTrue(f.getException() instanceof FJException);
1356	+	checkCompletedAbnormally(f, f.getException());
1357		}};
1358		testInvokeOnPool(singletonPool(), a);
1359		}
#	Line 1215 | Line 1363 | public class ForkJoinTaskTest extends JS
1363		*/
1364		public void testCancelledInvokeSingleton() {
1365		RecursiveAction a = new CheckedRecursiveAction() {
1366	<	public void realCompute() {
1366	>	protected void realCompute() {
1367		AsyncFib f = new AsyncFib(8);
1368		assertTrue(f.cancel(true));
1369		try {
1370		f.invoke();
1371		shouldThrow();
1372		} catch (CancellationException success) {
1373	<	assertTrue(f.isDone());
1226	<	assertTrue(f.isCancelled());
1227	<	assertTrue(f.isCompletedAbnormally());
1228	<	assertTrue(f.getException() instanceof CancellationException);
1373	>	checkCancelled(f);
1374		}
1375		}};
1376		testInvokeOnPool(singletonPool(), a);
#	Line 1236 | Line 1381 | public class ForkJoinTaskTest extends JS
1381		*/
1382		public void testCancelledForkJoinSingleton() {
1383		RecursiveAction a = new CheckedRecursiveAction() {
1384	<	public void realCompute() {
1384	>	protected void realCompute() {
1385		AsyncFib f = new AsyncFib(8);
1386		assertTrue(f.cancel(true));
1387		assertSame(f, f.fork());
#	Line 1244 | Line 1389 | public class ForkJoinTaskTest extends JS
1389		f.join();
1390		shouldThrow();
1391		} catch (CancellationException success) {
1392	<	assertTrue(f.isDone());
1248	<	assertTrue(f.isCancelled());
1249	<	assertTrue(f.isCompletedAbnormally());
1250	<	assertTrue(f.getException() instanceof CancellationException);
1392	>	checkCancelled(f);
1393		}
1394		}};
1395		testInvokeOnPool(singletonPool(), a);
#	Line 1258 | Line 1400 | public class ForkJoinTaskTest extends JS
1400		*/
1401		public void testCancelledForkGetSingleton() {
1402		RecursiveAction a = new CheckedRecursiveAction() {
1403	<	public void realCompute() throws Exception {
1403	>	protected void realCompute() throws Exception {
1404		AsyncFib f = new AsyncFib(8);
1405		assertTrue(f.cancel(true));
1406		assertSame(f, f.fork());
#	Line 1266 | Line 1408 | public class ForkJoinTaskTest extends JS
1408		f.get();
1409		shouldThrow();
1410		} catch (CancellationException success) {
1411	<	assertTrue(f.isDone());
1270	<	assertTrue(f.isCancelled());
1271	<	assertTrue(f.isCompletedAbnormally());
1272	<	assertTrue(f.getException() instanceof CancellationException);
1411	>	checkCancelled(f);
1412		}
1413		}};
1414		testInvokeOnPool(singletonPool(), a);
#	Line 1280 | Line 1419 | public class ForkJoinTaskTest extends JS
1419		*/
1420		public void testCancelledForkTimedGetSingleton() throws Exception {
1421		RecursiveAction a = new CheckedRecursiveAction() {
1422	<	public void realCompute() throws Exception {
1422	>	protected void realCompute() throws Exception {
1423		AsyncFib f = new AsyncFib(8);
1424		assertTrue(f.cancel(true));
1425		assertSame(f, f.fork());
#	Line 1288 | Line 1427 | public class ForkJoinTaskTest extends JS
1427		f.get(LONG_DELAY_MS, MILLISECONDS);
1428		shouldThrow();
1429		} catch (CancellationException success) {
1430	<	assertTrue(f.isDone());
1292	<	assertTrue(f.isCancelled());
1293	<	assertTrue(f.isCompletedAbnormally());
1294	<	assertTrue(f.getException() instanceof CancellationException);
1430	>	checkCancelled(f);
1431		}
1432		}};
1433		testInvokeOnPool(singletonPool(), a);
#	Line 1302 | Line 1438 | public class ForkJoinTaskTest extends JS
1438		*/
1439		public void testCancelledForkQuietlyJoinSingleton() {
1440		RecursiveAction a = new CheckedRecursiveAction() {
1441	<	public void realCompute() {
1441	>	protected void realCompute() {
1442		AsyncFib f = new AsyncFib(8);
1443		assertTrue(f.cancel(true));
1444		assertSame(f, f.fork());
1445		f.quietlyJoin();
1446	<	assertTrue(f.isDone());
1311	<	assertTrue(f.isCompletedAbnormally());
1312	<	assertTrue(f.isCancelled());
1313	<	assertTrue(f.getException() instanceof CancellationException);
1446	>	checkCancelled(f);
1447		}};
1448		testInvokeOnPool(singletonPool(), a);
1449		}
#	Line 1320 | Line 1453 | public class ForkJoinTaskTest extends JS
1453		*/
1454		public void testCompleteExceptionallySingleton() {
1455		RecursiveAction a = new CheckedRecursiveAction() {
1456	<	public void realCompute() {
1456	>	protected void realCompute() {
1457		AsyncFib f = new AsyncFib(8);
1458		f.completeExceptionally(new FJException());
1459		try {
1460		f.invoke();
1461		shouldThrow();
1462	<	} catch (FJException success) {}
1462	>	} catch (FJException success) {
1463	>	checkCompletedAbnormally(f, success);
1464	>	}
1465		}};
1466		testInvokeOnPool(singletonPool(), a);
1467		}
#	Line 1336 | Line 1471 | public class ForkJoinTaskTest extends JS
1471		*/
1472		public void testInvokeAll2Singleton() {
1473		RecursiveAction a = new CheckedRecursiveAction() {
1474	<	public void realCompute() {
1474	>	protected void realCompute() {
1475		AsyncFib f = new AsyncFib(8);
1476		AsyncFib g = new AsyncFib(9);
1477		invokeAll(f, g);
1343	–	assertTrue(f.isDone());
1478		assertEquals(21, f.number);
1345	–	assertTrue(g.isDone());
1479		assertEquals(34, g.number);
1480	+	checkCompletedNormally(f);
1481	+	checkCompletedNormally(g);
1482		}};
1483		testInvokeOnPool(singletonPool(), a);
1484		}
#	Line 1353 | Line 1488 | public class ForkJoinTaskTest extends JS
1488		*/
1489		public void testInvokeAll1Singleton() {
1490		RecursiveAction a = new CheckedRecursiveAction() {
1491	<	public void realCompute() {
1491	>	protected void realCompute() {
1492		AsyncFib f = new AsyncFib(8);
1493		invokeAll(f);
1494	<	assertTrue(f.isDone());
1494	>	checkCompletedNormally(f);
1495		assertEquals(21, f.number);
1496		}};
1497		testInvokeOnPool(singletonPool(), a);
#	Line 1367 | Line 1502 | public class ForkJoinTaskTest extends JS
1502		*/
1503		public void testInvokeAll3Singleton() {
1504		RecursiveAction a = new CheckedRecursiveAction() {
1505	<	public void realCompute() {
1505	>	protected void realCompute() {
1506		AsyncFib f = new AsyncFib(8);
1507		AsyncFib g = new AsyncFib(9);
1508		AsyncFib h = new AsyncFib(7);
1509		invokeAll(f, g, h);
1375	–	assertTrue(f.isDone());
1510		assertEquals(21, f.number);
1377	–	assertTrue(g.isDone());
1511		assertEquals(34, g.number);
1379	–	assertTrue(h.isDone());
1512		assertEquals(13, h.number);
1513	+	checkCompletedNormally(f);
1514	+	checkCompletedNormally(g);
1515	+	checkCompletedNormally(h);
1516		}};
1517		testInvokeOnPool(singletonPool(), a);
1518		}
#	Line 1387 | Line 1522 | public class ForkJoinTaskTest extends JS
1522		*/
1523		public void testInvokeAllCollectionSingleton() {
1524		RecursiveAction a = new CheckedRecursiveAction() {
1525	<	public void realCompute() {
1525	>	protected void realCompute() {
1526		AsyncFib f = new AsyncFib(8);
1527		AsyncFib g = new AsyncFib(9);
1528		AsyncFib h = new AsyncFib(7);
#	Line 1396 | Line 1531 | public class ForkJoinTaskTest extends JS
1531		set.add(g);
1532		set.add(h);
1533		invokeAll(set);
1399	–	assertTrue(f.isDone());
1534		assertEquals(21, f.number);
1401	–	assertTrue(g.isDone());
1535		assertEquals(34, g.number);
1403	–	assertTrue(h.isDone());
1536		assertEquals(13, h.number);
1537	+	checkCompletedNormally(f);
1538	+	checkCompletedNormally(g);
1539	+	checkCompletedNormally(h);
1540		}};
1541		testInvokeOnPool(singletonPool(), a);
1542		}
1543
1409	–
1544		/**
1545		* invokeAll(tasks) with any null task throws NPE
1546		*/
1547		public void testInvokeAllNPESingleton() {
1548		RecursiveAction a = new CheckedRecursiveAction() {
1549	<	public void realCompute() {
1549	>	protected void realCompute() {
1550		AsyncFib f = new AsyncFib(8);
1551		AsyncFib g = new AsyncFib(9);
1552		AsyncFib h = null;
#	Line 1429 | Line 1563 | public class ForkJoinTaskTest extends JS
1563		*/
1564		public void testAbnormalInvokeAll2Singleton() {
1565		RecursiveAction a = new CheckedRecursiveAction() {
1566	<	public void realCompute() {
1566	>	protected void realCompute() {
1567		AsyncFib f = new AsyncFib(8);
1568		FailingAsyncFib g = new FailingAsyncFib(9);
1569	+	ForkJoinTask[] tasks = { f, g };
1570	+	Collections.shuffle(Arrays.asList(tasks));
1571		try {
1572	<	invokeAll(f, g);
1572	>	invokeAll(tasks);
1573		shouldThrow();
1574	<	} catch (FJException success) {}
1574	>	} catch (FJException success) {
1575	>	checkCompletedAbnormally(g, success);
1576	>	}
1577		}};
1578		testInvokeOnPool(singletonPool(), a);
1579		}
#	Line 1445 | Line 1583 | public class ForkJoinTaskTest extends JS
1583		*/
1584		public void testAbnormalInvokeAll1Singleton() {
1585		RecursiveAction a = new CheckedRecursiveAction() {
1586	<	public void realCompute() {
1586	>	protected void realCompute() {
1587		FailingAsyncFib g = new FailingAsyncFib(9);
1588		try {
1589		invokeAll(g);
1590		shouldThrow();
1591	<	} catch (FJException success) {}
1591	>	} catch (FJException success) {
1592	>	checkCompletedAbnormally(g, success);
1593	>	}
1594		}};
1595		testInvokeOnPool(singletonPool(), a);
1596		}
#	Line 1460 | Line 1600 | public class ForkJoinTaskTest extends JS
1600		*/
1601		public void testAbnormalInvokeAll3Singleton() {
1602		RecursiveAction a = new CheckedRecursiveAction() {
1603	<	public void realCompute() {
1603	>	protected void realCompute() {
1604		AsyncFib f = new AsyncFib(8);
1605		FailingAsyncFib g = new FailingAsyncFib(9);
1606		AsyncFib h = new AsyncFib(7);
1607	+	ForkJoinTask[] tasks = { f, g, h };
1608	+	Collections.shuffle(Arrays.asList(tasks));
1609		try {
1610	<	invokeAll(f, g, h);
1610	>	invokeAll(tasks);
1611		shouldThrow();
1612	<	} catch (FJException success) {}
1612	>	} catch (FJException success) {
1613	>	checkCompletedAbnormally(g, success);
1614	>	}
1615		}};
1616		testInvokeOnPool(singletonPool(), a);
1617		}
1618
1619		/**
1620	<	* invokeAll(collection)  throws exception if any task does
1620	>	* invokeAll(collection) throws exception if any task does
1621		*/
1622		public void testAbnormalInvokeAllCollectionSingleton() {
1623		RecursiveAction a = new CheckedRecursiveAction() {
1624	<	public void realCompute() {
1624	>	protected void realCompute() {
1625		FailingAsyncFib f = new FailingAsyncFib(8);
1626		AsyncFib g = new AsyncFib(9);
1627		AsyncFib h = new AsyncFib(7);
1628	<	HashSet set = new HashSet();
1629	<	set.add(f);
1630	<	set.add(g);
1487	<	set.add(h);
1628	>	ForkJoinTask[] tasks = { f, g, h };
1629	>	List taskList = Arrays.asList(tasks);
1630	>	Collections.shuffle(taskList);
1631		try {
1632	<	invokeAll(set);
1632	>	invokeAll(taskList);
1633		shouldThrow();
1634	<	} catch (FJException success) {}
1634	>	} catch (FJException success) {
1635	>	checkCompletedAbnormally(f, success);
1636	>	}
1637		}};
1638		testInvokeOnPool(singletonPool(), a);
1639		}
1640
1641	+	/**
1642	+	* ForkJoinTask.quietlyComplete returns when task completes
1643	+	* normally without setting a value. The most recent value
1644	+	* established by setRawResult(V) (or null by default) is returned
1645	+	* from invoke.
1646	+	*/
1647	+	public void testQuietlyComplete() {
1648	+	RecursiveAction a = new CheckedRecursiveAction() {
1649	+	protected void realCompute() {
1650	+	AsyncFib f = new AsyncFib(8);
1651	+	f.quietlyComplete();
1652	+	assertEquals(8, f.number);
1653	+	checkCompletedNormally(f);
1654	+	}};
1655	+	testInvokeOnPool(mainPool(), a);
1656	+	}
1657	+
1658		}

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