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

Comparing jsr166/src/test/tck/ForkJoinPoolTest.java (file contents):
Revision 1.5 by jsr166, Sat Aug 1 22:09:13 2009 UTC vs.
Revision 1.41 by jsr166, Fri May 27 19:42:42 2011 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
7	–
7		import junit.framework.*;
8	<	import java.util.*;
9	<	import java.util.concurrent.*;
10	<	import java.util.concurrent.locks.*;
11	<	import java.security.*;
8	>	import java.util.ArrayList;
9	>	import java.util.Collection;
10	>	import java.util.List;
11	>	import java.util.concurrent.Executors;
12	>	import java.util.concurrent.ExecutorService;
13	>	import java.util.concurrent.AbstractExecutorService;
14	>	import java.util.concurrent.CountDownLatch;
15	>	import java.util.concurrent.Callable;
16	>	import java.util.concurrent.Future;
17	>	import java.util.concurrent.ExecutionException;
18	>	import java.util.concurrent.CancellationException;
19	>	import java.util.concurrent.RejectedExecutionException;
20	>	import java.util.concurrent.ForkJoinPool;
21	>	import java.util.concurrent.ForkJoinTask;
22	>	import java.util.concurrent.ForkJoinWorkerThread;
23	>	import java.util.concurrent.RecursiveTask;
24	>	import java.util.concurrent.TimeUnit;
25	>	import java.util.concurrent.locks.ReentrantLock;
26	>	import static java.util.concurrent.TimeUnit.MILLISECONDS;
27	>	import java.security.AccessControlException;
28	>	import java.security.Policy;
29	>	import java.security.PrivilegedAction;
30	>	import java.security.PrivilegedExceptionAction;
31
32		public class ForkJoinPoolTest extends JSR166TestCase {
33		public static void main(String[] args) {
34	<	junit.textui.TestRunner.run (suite());
34	>	junit.textui.TestRunner.run(suite());
35		}
36	+
37		public static Test suite() {
38		return new TestSuite(ForkJoinPoolTest.class);
39		}
#	Line 38 | Line 57 | public class ForkJoinPoolTest extends JS
57		// Some classes to test extension and factory methods
58
59		static class MyHandler implements Thread.UncaughtExceptionHandler {
60	<	int catches = 0;
60	>	volatile int catches = 0;
61		public void uncaughtException(Thread t, Throwable e) {
62		++catches;
63		}
#	Line 47 | Line 66 | public class ForkJoinPoolTest extends JS
66		// to test handlers
67		static class FailingFJWSubclass extends ForkJoinWorkerThread {
68		public FailingFJWSubclass(ForkJoinPool p) { super(p) ; }
69	<	protected void onStart() { throw new Error(); }
69	>	protected void onStart() { super.onStart(); throw new Error(); }
70		}
71
72	<	static class FailingThreadFactory implements ForkJoinPool.ForkJoinWorkerThreadFactory {
73	<	int calls = 0;
72	>	static class FailingThreadFactory
73	>	implements ForkJoinPool.ForkJoinWorkerThreadFactory {
74	>	volatile int calls = 0;
75		public ForkJoinWorkerThread newThread(ForkJoinPool p) {
76		if (++calls > 1) return null;
77		return new FailingFJWSubclass(p);
#	Line 140 | Line 160 | public class ForkJoinPoolTest extends JS
160		* tasks, and quiescent running state.
161		*/
162		public void testDefaultInitialState() {
163	<	ForkJoinPool p = null;
163	>	ForkJoinPool p = new ForkJoinPool(1);
164		try {
165	<	p = new ForkJoinPool(1);
166	<	assertTrue(p.getFactory() == ForkJoinPool.defaultForkJoinWorkerThreadFactory);
147	<	assertTrue(p.isQuiescent());
148	<	assertTrue(p.getMaintainsParallelism());
165	>	assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory,
166	>	p.getFactory());
167		assertFalse(p.getAsyncMode());
168	<	assertTrue(p.getActiveThreadCount() == 0);
169	<	assertTrue(p.getStealCount() == 0);
170	<	assertTrue(p.getQueuedTaskCount() == 0);
171	<	assertTrue(p.getQueuedSubmissionCount() == 0);
168	>	assertEquals(0, p.getActiveThreadCount());
169	>	assertEquals(0, p.getStealCount());
170	>	assertEquals(0, p.getQueuedTaskCount());
171	>	assertEquals(0, p.getQueuedSubmissionCount());
172		assertFalse(p.hasQueuedSubmissions());
173		assertFalse(p.isShutdown());
174		assertFalse(p.isTerminating());
#	Line 167 | Line 185 | public class ForkJoinPoolTest extends JS
185		try {
186		new ForkJoinPool(-1);
187		shouldThrow();
188	<	}
171	<	catch (IllegalArgumentException success) {}
188	>	} catch (IllegalArgumentException success) {}
189		}
190
191		/**
#	Line 176 | Line 193 | public class ForkJoinPoolTest extends JS
193		*/
194		public void testConstructor2() {
195		try {
196	<	new ForkJoinPool(1, null);
196	>	new ForkJoinPool(1, null, null, false);
197		shouldThrow();
198	<	}
182	<	catch (NullPointerException success) {}
198	>	} catch (NullPointerException success) {}
199		}
200
185	–
201		/**
202		* getParallelism returns size set in constructor
203		*/
204		public void testGetParallelism() {
205	<	ForkJoinPool p = null;
191	<	try {
192	<	p = new ForkJoinPool(1);
193	<	assertTrue(p.getParallelism() == 1);
194	<	} finally {
195	<	joinPool(p);
196	<	}
197	<	}
198	<
199	<	/**
200	<	* setParallelism changes reported parallelism level.
201	<	*/
202	<	public void testSetParallelism() {
203	<	ForkJoinPool p = null;
204	<	try {
205	<	p = new ForkJoinPool(1);
206	<	assertTrue(p.getParallelism() == 1);
207	<	p.setParallelism(2);
208	<	assertTrue(p.getParallelism() == 2);
209	<	} finally {
210	<	joinPool(p);
211	<	}
212	<	}
213	<
214	<	/**
215	<	* setParallelism with argument <= 0 throws exception
216	<	*/
217	<	public void testSetParallelism2() {
218	<	ForkJoinPool p = null;
205	>	ForkJoinPool p = new ForkJoinPool(1);
206		try {
207	<	p = new ForkJoinPool(1);
221	<	assertTrue(p.getParallelism() == 1);
222	<	p.setParallelism(-2);
223	<	shouldThrow();
224	<	} catch (IllegalArgumentException success) {
207	>	assertEquals(1, p.getParallelism());
208		} finally {
209		joinPool(p);
210		}
#	Line 231 | Line 214 | public class ForkJoinPoolTest extends JS
214		* getPoolSize returns number of started workers.
215		*/
216		public void testGetPoolSize() {
217	<	ForkJoinPool p = null;
217	>	ForkJoinPool p = new ForkJoinPool(1);
218		try {
219	<	p = new ForkJoinPool(1);
237	<	assertTrue(p.getPoolSize() == 0);
219	>	assertEquals(0, p.getActiveThreadCount());
220		Future<String> future = p.submit(new StringTask());
221	<	assertTrue(p.getPoolSize() == 1);
240	<
241	<	} finally {
242	<	joinPool(p);
243	<	}
244	<	}
245	<
246	<	/**
247	<	* setMaximumPoolSize changes size reported by getMaximumPoolSize.
248	<	*/
249	<	public void testSetMaximumPoolSize() {
250	<	ForkJoinPool p = null;
251	<	try {
252	<	p = new ForkJoinPool(1);
253	<	p.setMaximumPoolSize(2);
254	<	assertTrue(p.getMaximumPoolSize() == 2);
255	<	} finally {
256	<	joinPool(p);
257	<	}
258	<	}
259	<
260	<	/**
261	<	* setMaximumPoolSize with argument <= 0 throws exception
262	<	*/
263	<	public void testSetMaximumPoolSize2() {
264	<	ForkJoinPool p = null;
265	<	try {
266	<	p = new ForkJoinPool(1);
267	<	p.setMaximumPoolSize(-2);
268	<	shouldThrow();
269	<	} catch (IllegalArgumentException success) {
270	<	} finally {
271	<	joinPool(p);
272	<	}
273	<	}
274	<
275	<	/**
276	<	* setMaintainsParallelism changes policy reported by
277	<	* getMaintainsParallelism.
278	<	*/
279	<	public void testSetMaintainsParallelism() {
280	<	ForkJoinPool p = null;
281	<	try {
282	<	p = new ForkJoinPool(1);
283	<	p.setMaintainsParallelism(false);
284	<	assertFalse(p.getMaintainsParallelism());
285	<	} finally {
286	<	joinPool(p);
287	<	}
288	<	}
289	<
290	<	/**
291	<	* setAsyncMode changes policy reported by
292	<	* getAsyncMode.
293	<	*/
294	<	public void testSetAsyncMode() {
295	<	ForkJoinPool p = null;
296	<	try {
297	<	p = new ForkJoinPool(1);
298	<	p.setAsyncMode(true);
299	<	assertTrue(p.getAsyncMode());
221	>	assertEquals(1, p.getPoolSize());
222		} finally {
223		joinPool(p);
224		}
#	Line 308 | Line 230 | public class ForkJoinPoolTest extends JS
230		* Additionally tests: Overriding ForkJoinWorkerThread.onStart
231		* performs its defined action
232		*/
233	<	public void testSetUncaughtExceptionHandler() {
234	<	ForkJoinPool p = null;
233	>	public void testSetUncaughtExceptionHandler() throws InterruptedException {
234	>	final CountDownLatch uehInvoked = new CountDownLatch(1);
235	>	final Thread.UncaughtExceptionHandler eh =
236	>	new Thread.UncaughtExceptionHandler() {
237	>	public void uncaughtException(Thread t, Throwable e) {
238	>	uehInvoked.countDown();
239	>	}};
240	>	ForkJoinPool p = new ForkJoinPool(1, new FailingThreadFactory(),
241	>	eh, false);
242		try {
243	<	p = new ForkJoinPool(1, new FailingThreadFactory());
244	<	MyHandler eh = new MyHandler();
245	<	p.setUncaughtExceptionHandler(eh);
317	<	assertEquals(eh, p.getUncaughtExceptionHandler());
318	<	p.execute(new FailingTask());
319	<	Thread.sleep(MEDIUM_DELAY_MS);
320	<	assertTrue(eh.catches > 0);
321	<	} catch (InterruptedException e) {
322	<	unexpectedException();
243	>	assertSame(eh, p.getUncaughtExceptionHandler());
244	>	p.execute(new FibTask(8));
245	>	assertTrue(uehInvoked.await(MEDIUM_DELAY_MS, MILLISECONDS));
246		} finally {
247	+	p.shutdownNow(); // failure might have prevented processing task
248		joinPool(p);
249		}
250		}
251
252		/**
253	<	* setUncaughtExceptionHandler of null removes handler
253	>	* After invoking a single task, isQuiescent eventually becomes
254	>	* true, at which time queues are empty, threads are not active,
255	>	* the task has completed successfully, and construction
256	>	* parameters continue to hold
257		*/
258	<	public void testSetUncaughtExceptionHandler2() {
259	<	ForkJoinPool p = null;
258	>	public void testisQuiescent() throws Exception {
259	>	ForkJoinPool p = new ForkJoinPool(2);
260		try {
261	<	p = new ForkJoinPool(1);
262	<	p.setUncaughtExceptionHandler(null);
263	<	assertNull(p.getUncaughtExceptionHandler());
264	<	} finally {
265	<	joinPool(p);
266	<	}
267	<	}
268	<
261	>	assertTrue(p.isQuiescent());
262	>	long startTime = System.nanoTime();
263	>	FibTask f = new FibTask(20);
264	>	p.invoke(f);
265	>	assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory,
266	>	p.getFactory());
267	>	while (! p.isQuiescent()) {
268	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
269	>	throw new AssertionFailedError("timed out");
270	>	assertFalse(p.getAsyncMode());
271	>	assertFalse(p.isShutdown());
272	>	assertFalse(p.isTerminating());
273	>	assertFalse(p.isTerminated());
274	>	Thread.yield();
275	>	}
276
343	–	/**
344	–	* After invoking a single task, isQuiescent is true,
345	–	* queues are empty, threads are not active, and
346	–	* construction parameters continue to hold
347	–	*/
348	–	public void testisQuiescent() {
349	–	ForkJoinPool p = null;
350	–	try {
351	–	p = new ForkJoinPool(2);
352	–	p.invoke(new FibTask(20));
353	–	assertTrue(p.getFactory() == ForkJoinPool.defaultForkJoinWorkerThreadFactory);
354	–	Thread.sleep(MEDIUM_DELAY_MS);
277		assertTrue(p.isQuiescent());
356	–	assertTrue(p.getMaintainsParallelism());
278		assertFalse(p.getAsyncMode());
279	<	assertTrue(p.getActiveThreadCount() == 0);
280	<	assertTrue(p.getQueuedTaskCount() == 0);
281	<	assertTrue(p.getQueuedSubmissionCount() == 0);
279	>	assertEquals(0, p.getActiveThreadCount());
280	>	assertEquals(0, p.getQueuedTaskCount());
281	>	assertEquals(0, p.getQueuedSubmissionCount());
282		assertFalse(p.hasQueuedSubmissions());
283		assertFalse(p.isShutdown());
284		assertFalse(p.isTerminating());
285		assertFalse(p.isTerminated());
286	<	} catch (InterruptedException e) {
287	<	unexpectedException();
286	>	assertTrue(f.isDone());
287	>	assertEquals(6765, (int) f.get());
288		} finally {
289		joinPool(p);
290		}
#	Line 372 | Line 293 | public class ForkJoinPoolTest extends JS
293		/**
294		* Completed submit(ForkJoinTask) returns result
295		*/
296	<	public void testSubmitForkJoinTask() {
297	<	ForkJoinPool p = null;
296	>	public void testSubmitForkJoinTask() throws Throwable {
297	>	ForkJoinPool p = new ForkJoinPool(1);
298		try {
378	–	p = new ForkJoinPool(1);
299		ForkJoinTask<Integer> f = p.submit(new FibTask(8));
300	<	int r = f.get();
381	<	assertTrue(r == 21);
382	<	} catch (ExecutionException ex) {
383	<	unexpectedException();
384	<	} catch (InterruptedException ex) {
385	<	unexpectedException();
300	>	assertEquals(21, (int) f.get());
301		} finally {
302		joinPool(p);
303		}
#	Line 392 | Line 307 | public class ForkJoinPoolTest extends JS
307		* A task submitted after shutdown is rejected
308		*/
309		public void testSubmitAfterShutdown() {
310	<	ForkJoinPool p = null;
310	>	ForkJoinPool p = new ForkJoinPool(1);
311		try {
397	–	p = new ForkJoinPool(1);
312		p.shutdown();
313		assertTrue(p.isShutdown());
314	<	ForkJoinTask<Integer> f = p.submit(new FibTask(8));
315	<	shouldThrow();
316	<	} catch (RejectedExecutionException success) {
314	>	try {
315	>	ForkJoinTask<Integer> f = p.submit(new FibTask(8));
316	>	shouldThrow();
317	>	} catch (RejectedExecutionException success) {}
318		} finally {
319		joinPool(p);
320		}
#	Line 408 | Line 323 | public class ForkJoinPoolTest extends JS
323		/**
324		* Pool maintains parallelism when using ManagedBlocker
325		*/
326	<	public void testBlockingForkJoinTask() {
327	<	ForkJoinPool p = null;
326	>	public void testBlockingForkJoinTask() throws Throwable {
327	>	ForkJoinPool p = new ForkJoinPool(4);
328		try {
414	–	p = new ForkJoinPool(4);
329		ReentrantLock lock = new ReentrantLock();
330		ManagedLocker locker = new ManagedLocker(lock);
331	<	ForkJoinTask<Integer> f = new LockingFibTask(30, locker, lock);
331	>	ForkJoinTask<Integer> f = new LockingFibTask(20, locker, lock);
332		p.execute(f);
333	<	assertTrue(p.getPoolSize() >= 4);
420	<	int r = f.get();
421	<	assertTrue(r ==  832040);
422	<	} catch (ExecutionException ex) {
423	<	unexpectedException();
424	<	} catch (InterruptedException ex) {
425	<	unexpectedException();
333	>	assertEquals(6765, (int) f.get());
334		} finally {
335	<	joinPool(p);
335	>	p.shutdownNow(); // don't wait out shutdown
336		}
337		}
338
#	Line 432 | Line 340 | public class ForkJoinPoolTest extends JS
340		* pollSubmission returns unexecuted submitted task, if present
341		*/
342		public void testPollSubmission() {
343	<	SubFJP p = null;
343	>	final CountDownLatch done = new CountDownLatch(1);
344	>	SubFJP p = new SubFJP();
345		try {
346	<	p = new SubFJP();
347	<	ForkJoinTask a = p.submit(new MediumRunnable());
348	<	ForkJoinTask b = p.submit(new MediumRunnable());
440	<	ForkJoinTask c = p.submit(new MediumRunnable());
346	>	ForkJoinTask a = p.submit(awaiter(done));
347	>	ForkJoinTask b = p.submit(awaiter(done));
348	>	ForkJoinTask c = p.submit(awaiter(done));
349		ForkJoinTask r = p.pollSubmission();
350		assertTrue(r == a || r == b || r == c);
351		assertFalse(r.isDone());
352		} finally {
353	+	done.countDown();
354		joinPool(p);
355		}
356		}
#	Line 450 | Line 359 | public class ForkJoinPoolTest extends JS
359		* drainTasksTo transfers unexecuted submitted tasks, if present
360		*/
361		public void testDrainTasksTo() {
362	<	SubFJP p = null;
362	>	final CountDownLatch done = new CountDownLatch(1);
363	>	SubFJP p = new SubFJP();
364		try {
365	<	p = new SubFJP();
366	<	ForkJoinTask a = p.submit(new MediumRunnable());
367	<	ForkJoinTask b = p.submit(new MediumRunnable());
458	<	ForkJoinTask c = p.submit(new MediumRunnable());
365	>	ForkJoinTask a = p.submit(awaiter(done));
366	>	ForkJoinTask b = p.submit(awaiter(done));
367	>	ForkJoinTask c = p.submit(awaiter(done));
368		ArrayList<ForkJoinTask> al = new ArrayList();
369		p.drainTasksTo(al);
370		assertTrue(al.size() > 0);
#	Line 464 | Line 373 | public class ForkJoinPoolTest extends JS
373		assertFalse(r.isDone());
374		}
375		} finally {
376	+	done.countDown();
377		joinPool(p);
378		}
379		}
380
471	–
381		// FJ Versions of AbstractExecutorService tests
382
383		/**
384		* execute(runnable) runs it to completion
385		*/
386	<	public void testExecuteRunnable() {
386	>	public void testExecuteRunnable() throws Throwable {
387	>	ExecutorService e = new ForkJoinPool(1);
388		try {
389	<	ExecutorService e = new ForkJoinPool(1);
390	<	TrackedShortRunnable task = new TrackedShortRunnable();
481	<	assertFalse(task.done);
389	>	TrackedRunnable task = trackedRunnable(SHORT_DELAY_MS);
390	>	assertFalse(task.isDone());
391		Future<?> future = e.submit(task);
392	<	future.get();
393	<	assertTrue(task.done);
394	<	}
395	<	catch (ExecutionException ex) {
396	<	unexpectedException();
397	<	}
398	<	catch (InterruptedException ex) {
490	<	unexpectedException();
392	>	assertNull(future.get());
393	>	assertNull(future.get(MEDIUM_DELAY_MS, MILLISECONDS));
394	>	assertTrue(task.isDone());
395	>	assertTrue(future.isDone());
396	>	assertFalse(future.isCancelled());
397	>	} finally {
398	>	joinPool(e);
399		}
400		}
401
494	–
402		/**
403		* Completed submit(callable) returns result
404		*/
405	<	public void testSubmitCallable() {
405	>	public void testSubmitCallable() throws Throwable {
406	>	ExecutorService e = new ForkJoinPool(1);
407		try {
500	–	ExecutorService e = new ForkJoinPool(1);
408		Future<String> future = e.submit(new StringTask());
409	<	String result = future.get();
410	<	assertSame(TEST_STRING, result);
411	<	}
412	<	catch (ExecutionException ex) {
413	<	unexpectedException();
507	<	}
508	<	catch (InterruptedException ex) {
509	<	unexpectedException();
409	>	assertSame(TEST_STRING, future.get());
410	>	assertTrue(future.isDone());
411	>	assertFalse(future.isCancelled());
412	>	} finally {
413	>	joinPool(e);
414		}
415		}
416
417		/**
418		* Completed submit(runnable) returns successfully
419		*/
420	<	public void testSubmitRunnable() {
420	>	public void testSubmitRunnable() throws Throwable {
421	>	ExecutorService e = new ForkJoinPool(1);
422		try {
518	–	ExecutorService e = new ForkJoinPool(1);
423		Future<?> future = e.submit(new NoOpRunnable());
424	<	future.get();
424	>	assertNull(future.get());
425		assertTrue(future.isDone());
426	<	}
427	<	catch (ExecutionException ex) {
428	<	unexpectedException();
525	<	}
526	<	catch (InterruptedException ex) {
527	<	unexpectedException();
426	>	assertFalse(future.isCancelled());
427	>	} finally {
428	>	joinPool(e);
429		}
430		}
431
432		/**
433		* Completed submit(runnable, result) returns result
434		*/
435	<	public void testSubmitRunnable2() {
435	>	public void testSubmitRunnable2() throws Throwable {
436	>	ExecutorService e = new ForkJoinPool(1);
437		try {
536	–	ExecutorService e = new ForkJoinPool(1);
438		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
439	<	String result = future.get();
440	<	assertSame(TEST_STRING, result);
441	<	}
442	<	catch (ExecutionException ex) {
443	<	unexpectedException();
543	<	}
544	<	catch (InterruptedException ex) {
545	<	unexpectedException();
439	>	assertSame(TEST_STRING, future.get());
440	>	assertTrue(future.isDone());
441	>	assertFalse(future.isCancelled());
442	>	} finally {
443	>	joinPool(e);
444		}
445		}
446
549	–
447		/**
448	<	* A submitted privileged action to completion
448	>	* A submitted privileged action runs to completion
449		*/
450	<	public void testSubmitPrivilegedAction() {
451	<	Policy savedPolicy = null;
452	<	try {
453	<	savedPolicy = Policy.getPolicy();
454	<	AdjustablePolicy policy = new AdjustablePolicy();
558	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
559	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
560	<	Policy.setPolicy(policy);
561	<	} catch (AccessControlException ok) {
562	<	return;
563	<	}
564	<	try {
565	<	ExecutorService e = new ForkJoinPool(1);
566	<	Future future = e.submit(Executors.callable(new PrivilegedAction() {
450	>	public void testSubmitPrivilegedAction() throws Exception {
451	>	Runnable r = new CheckedRunnable() {
452	>	public void realRun() throws Exception {
453	>	ExecutorService e = new ForkJoinPool(1);
454	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
455		public Object run() {
456		return TEST_STRING;
457		}}));
458
459	<	Object result = future.get();
460	<	assertSame(TEST_STRING, result);
461	<	}
462	<	catch (ExecutionException ex) {
463	<	unexpectedException();
576	<	}
577	<	catch (InterruptedException ex) {
578	<	unexpectedException();
579	<	}
580	<	finally {
581	<	try {
582	<	Policy.setPolicy(savedPolicy);
583	<	} catch (AccessControlException ok) {
584	<	return;
585	<	}
586	<	}
459	>	assertSame(TEST_STRING, future.get());
460	>	}};
461	>
462	>	runWithPermissions(r,
463	>	new RuntimePermission("modifyThread"));
464		}
465
466		/**
467	<	* A submitted a privileged exception action runs to completion
467	>	* A submitted privileged exception action runs to completion
468		*/
469	<	public void testSubmitPrivilegedExceptionAction() {
470	<	Policy savedPolicy = null;
471	<	try {
472	<	savedPolicy = Policy.getPolicy();
473	<	AdjustablePolicy policy = new AdjustablePolicy();
597	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
598	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
599	<	Policy.setPolicy(policy);
600	<	} catch (AccessControlException ok) {
601	<	return;
602	<	}
603	<
604	<	try {
605	<	ExecutorService e = new ForkJoinPool(1);
606	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
469	>	public void testSubmitPrivilegedExceptionAction() throws Exception {
470	>	Runnable r = new CheckedRunnable() {
471	>	public void realRun() throws Exception {
472	>	ExecutorService e = new ForkJoinPool(1);
473	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
474		public Object run() {
475		return TEST_STRING;
476		}}));
477
478	<	Object result = future.get();
479	<	assertSame(TEST_STRING, result);
480	<	}
481	<	catch (ExecutionException ex) {
615	<	unexpectedException();
616	<	}
617	<	catch (InterruptedException ex) {
618	<	unexpectedException();
619	<	}
620	<	finally {
621	<	Policy.setPolicy(savedPolicy);
622	<	}
478	>	assertSame(TEST_STRING, future.get());
479	>	}};
480	>
481	>	runWithPermissions(r, new RuntimePermission("modifyThread"));
482		}
483
484		/**
485		* A submitted failed privileged exception action reports exception
486		*/
487	<	public void testSubmitFailedPrivilegedExceptionAction() {
488	<	Policy savedPolicy = null;
489	<	try {
490	<	savedPolicy = Policy.getPolicy();
491	<	AdjustablePolicy policy = new AdjustablePolicy();
633	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
634	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
635	<	Policy.setPolicy(policy);
636	<	} catch (AccessControlException ok) {
637	<	return;
638	<	}
639	<
640	<
641	<	try {
642	<	ExecutorService e = new ForkJoinPool(1);
643	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
487	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
488	>	Runnable r = new CheckedRunnable() {
489	>	public void realRun() throws Exception {
490	>	ExecutorService e = new ForkJoinPool(1);
491	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
492		public Object run() throws Exception {
493		throw new IndexOutOfBoundsException();
494		}}));
495
496	<	Object result = future.get();
497	<	shouldThrow();
498	<	}
499	<	catch (ExecutionException success) {
500	<	} catch (CancellationException success) {
501	<	} catch (InterruptedException ex) {
502	<	unexpectedException();
503	<	}
656	<	finally {
657	<	Policy.setPolicy(savedPolicy);
658	<	}
496	>	try {
497	>	future.get();
498	>	shouldThrow();
499	>	} catch (ExecutionException success) {
500	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
501	>	}}};
502	>
503	>	runWithPermissions(r, new RuntimePermission("modifyThread"));
504		}
505
506		/**
507	<	* execute(null runnable) throws NPE
507	>	* execute(null runnable) throws NullPointerException
508		*/
509		public void testExecuteNullRunnable() {
510	+	ExecutorService e = new ForkJoinPool(1);
511		try {
512	<	ExecutorService e = new ForkJoinPool(1);
667	<	TrackedShortRunnable task = null;
668	<	Future<?> future = e.submit(task);
512	>	Future<?> future = e.submit((Runnable) null);
513		shouldThrow();
514	<	}
515	<	catch (NullPointerException success) {
516	<	}
673	<	catch (Exception ex) {
674	<	unexpectedException();
514	>	} catch (NullPointerException success) {
515	>	} finally {
516	>	joinPool(e);
517		}
518		}
519
678	–
520		/**
521	<	* submit(null callable) throws NPE
521	>	* submit(null callable) throws NullPointerException
522		*/
523		public void testSubmitNullCallable() {
524	+	ExecutorService e = new ForkJoinPool(1);
525		try {
526	<	ExecutorService e = new ForkJoinPool(1);
685	<	StringTask t = null;
686	<	Future<String> future = e.submit(t);
526	>	Future<String> future = e.submit((Callable) null);
527		shouldThrow();
528	<	}
529	<	catch (NullPointerException success) {
530	<	}
691	<	catch (Exception ex) {
692	<	unexpectedException();
528	>	} catch (NullPointerException success) {
529	>	} finally {
530	>	joinPool(e);
531		}
532		}
533
696	–
534		/**
535	<	* Blocking on submit(callable) throws InterruptedException if
699	<	* caller interrupted.
535	>	* submit(callable).get() throws InterruptedException if interrupted
536		*/
537	<	public void testInterruptedSubmit() {
538	<	final ForkJoinPool p = new ForkJoinPool(1);
539	<	Thread t = new Thread(new Runnable() {
540	<	public void run() {
541	<	try {
542	<	p.submit(new Callable<Object>() {
543	<	public Object call() {
544	<	try {
545	<	Thread.sleep(MEDIUM_DELAY_MS);
546	<	shouldThrow();
547	<	} catch (InterruptedException e) {
548	<	}
549	<	return null;
550	<	}
551	<	}).get();
552	<	} catch (InterruptedException success) {
717	<	} catch (Exception e) {
718	<	unexpectedException();
719	<	}
720	<
721	<	}
722	<	});
723	<	try {
537	>	public void testInterruptedSubmit() throws InterruptedException {
538	>	final CountDownLatch submitted    = new CountDownLatch(1);
539	>	final CountDownLatch quittingTime = new CountDownLatch(1);
540	>	final ExecutorService p = new ForkJoinPool(1);
541	>	final Callable<Void> awaiter = new CheckedCallable<Void>() {
542	>	public Void realCall() throws InterruptedException {
543	>	assertTrue(quittingTime.await(MEDIUM_DELAY_MS, MILLISECONDS));
544	>	return null;
545	>	}};
546	>	try {
547	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
548	>	public void realRun() throws Exception {
549	>	Future<Void> future = p.submit(awaiter);
550	>	submitted.countDown();
551	>	future.get();
552	>	}});
553		t.start();
554	<	Thread.sleep(SHORT_DELAY_MS);
554	>	assertTrue(submitted.await(MEDIUM_DELAY_MS, MILLISECONDS));
555		t.interrupt();
556	<	} catch (Exception e) {
557	<	unexpectedException();
556	>	t.join();
557	>	} finally {
558	>	quittingTime.countDown();
559	>	joinPool(p);
560		}
730	–	joinPool(p);
561		}
562
563		/**
564		* get of submit(callable) throws ExecutionException if callable
565		* throws exception
566		*/
567	<	public void testSubmitEE() {
567	>	public void testSubmitEE() throws Throwable {
568		ForkJoinPool p = new ForkJoinPool(1);
739	–
569		try {
570	<	Callable c = new Callable() {
571	<	public Object call() {
572	<	int i = 5/0;
573	<	return Boolean.TRUE;
574	<	}
746	<	};
747	<
748	<	for (int i = 0; i < 5; i++) {
749	<	p.submit(c).get();
750	<	}
751	<
570	>	p.submit(new Callable() {
571	>	public Object call() {
572	>	int i = 5/0;
573	>	return Boolean.TRUE;
574	>	}}).get();
575		shouldThrow();
576		} catch (ExecutionException success) {
577	<	} catch (CancellationException success) {
578	<	} catch (Exception e) {
579	<	unexpectedException();
577	>	assertTrue(success.getCause() instanceof ArithmeticException);
578	>	} finally {
579	>	joinPool(p);
580		}
758	–	joinPool(p);
581		}
582
583		/**
584	<	* invokeAny(null) throws NPE
584	>	* invokeAny(null) throws NullPointerException
585		*/
586	<	public void testInvokeAny1() {
586	>	public void testInvokeAny1() throws Throwable {
587		ExecutorService e = new ForkJoinPool(1);
588		try {
589		e.invokeAny(null);
590	+	shouldThrow();
591		} catch (NullPointerException success) {
769	–	} catch (Exception ex) {
770	–	unexpectedException();
592		} finally {
593		joinPool(e);
594		}
595		}
596
597		/**
598	<	* invokeAny(empty collection) throws IAE
598	>	* invokeAny(empty collection) throws IllegalArgumentException
599		*/
600	<	public void testInvokeAny2() {
600	>	public void testInvokeAny2() throws Throwable {
601		ExecutorService e = new ForkJoinPool(1);
602		try {
603		e.invokeAny(new ArrayList<Callable<String>>());
604	+	shouldThrow();
605		} catch (IllegalArgumentException success) {
784	–	} catch (Exception ex) {
785	–	unexpectedException();
606		} finally {
607		joinPool(e);
608		}
609		}
610
611		/**
612	<	* invokeAny(c) throws NPE if c has null elements
612	>	* invokeAny(c) throws NullPointerException if c has a single null element
613		*/
614	<	public void testInvokeAny3() {
614	>	public void testInvokeAny3() throws Throwable {
615		ExecutorService e = new ForkJoinPool(1);
616	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
617	+	l.add(null);
618	+	try {
619	+	e.invokeAny(l);
620	+	shouldThrow();
621	+	} catch (NullPointerException success) {
622	+	} finally {
623	+	joinPool(e);
624	+	}
625	+	}
626	+
627	+	/**
628	+	* invokeAny(c) throws NullPointerException if c has null elements
629	+	*/
630	+	public void testInvokeAny4() throws Throwable {
631	+	CountDownLatch latch = new CountDownLatch(1);
632	+	ExecutorService e = new ForkJoinPool(1);
633	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
634	+	l.add(latchAwaitingStringTask(latch));
635	+	l.add(null);
636		try {
797	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
798	–	l.add(new StringTask());
799	–	l.add(null);
637		e.invokeAny(l);
638	+	shouldThrow();
639		} catch (NullPointerException success) {
802	–	} catch (Exception ex) {
803	–	ex.printStackTrace();
804	–	unexpectedException();
640		} finally {
641	+	latch.countDown();
642		joinPool(e);
643		}
644		}
#	Line 810 | Line 646 | public class ForkJoinPoolTest extends JS
646		/**
647		* invokeAny(c) throws ExecutionException if no task in c completes
648		*/
649	<	public void testInvokeAny4() {
649	>	public void testInvokeAny5() throws Throwable {
650		ExecutorService e = new ForkJoinPool(1);
651	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
652	+	l.add(new NPETask());
653		try {
816	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
817	–	l.add(new NPETask());
654		e.invokeAny(l);
655	+	shouldThrow();
656		} catch (ExecutionException success) {
657	<	} catch (CancellationException success) {
821	<	} catch (Exception ex) {
822	<	unexpectedException();
657	>	assertTrue(success.getCause() instanceof NullPointerException);
658		} finally {
659		joinPool(e);
660		}
#	Line 828 | Line 663 | public class ForkJoinPoolTest extends JS
663		/**
664		* invokeAny(c) returns result of some task in c if at least one completes
665		*/
666	<	public void testInvokeAny5() {
666	>	public void testInvokeAny6() throws Throwable {
667		ExecutorService e = new ForkJoinPool(1);
668		try {
669	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
669	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
670		l.add(new StringTask());
671		l.add(new StringTask());
672		String result = e.invokeAny(l);
673		assertSame(TEST_STRING, result);
839	–	} catch (ExecutionException success) {
840	–	} catch (CancellationException success) {
841	–	} catch (Exception ex) {
842	–	unexpectedException();
674		} finally {
675		joinPool(e);
676		}
677		}
678
679		/**
680	<	* invokeAll(null) throws NPE
680	>	* invokeAll(null) throws NullPointerException
681		*/
682	<	public void testInvokeAll1() {
682	>	public void testInvokeAll1() throws Throwable {
683		ExecutorService e = new ForkJoinPool(1);
684		try {
685		e.invokeAll(null);
686	+	shouldThrow();
687		} catch (NullPointerException success) {
856	–	} catch (Exception ex) {
857	–	unexpectedException();
688		} finally {
689		joinPool(e);
690		}
#	Line 863 | Line 693 | public class ForkJoinPoolTest extends JS
693		/**
694		* invokeAll(empty collection) returns empty collection
695		*/
696	<	public void testInvokeAll2() {
696	>	public void testInvokeAll2() throws InterruptedException {
697		ExecutorService e = new ForkJoinPool(1);
698		try {
699	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
699	>	List<Future<String>> r
700	>	= e.invokeAll(new ArrayList<Callable<String>>());
701		assertTrue(r.isEmpty());
871	–	} catch (Exception ex) {
872	–	unexpectedException();
702		} finally {
703		joinPool(e);
704		}
705		}
706
707		/**
708	<	* invokeAll(c) throws NPE if c has null elements
708	>	* invokeAll(c) throws NullPointerException if c has null elements
709		*/
710	<	public void testInvokeAll3() {
710	>	public void testInvokeAll3() throws InterruptedException {
711		ExecutorService e = new ForkJoinPool(1);
712	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
713	+	l.add(new StringTask());
714	+	l.add(null);
715		try {
884	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
885	–	l.add(new StringTask());
886	–	l.add(null);
716		e.invokeAll(l);
717	+	shouldThrow();
718		} catch (NullPointerException success) {
889	–	} catch (Exception ex) {
890	–	unexpectedException();
719		} finally {
720		joinPool(e);
721		}
722		}
723
724		/**
725	<	* get of returned element of invokeAll(c) throws exception on failed task
725	>	* get of returned element of invokeAll(c) throws
726	>	* ExecutionException on failed task
727		*/
728	<	public void testInvokeAll4() {
728	>	public void testInvokeAll4() throws Throwable {
729		ExecutorService e = new ForkJoinPool(1);
730	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
731	+	l.add(new NPETask());
732	+	List<Future<String>> futures = e.invokeAll(l);
733	+	assertEquals(1, futures.size());
734		try {
735	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
736	<	l.add(new NPETask());
904	<	List<Future<String>> result = e.invokeAll(l);
905	<	assertEquals(1, result.size());
906	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
907	<	it.next().get();
735	>	futures.get(0).get();
736	>	shouldThrow();
737		} catch (ExecutionException success) {
738	<	} catch (CancellationException success) {
910	<	} catch (Exception ex) {
911	<	ex.printStackTrace();
912	<	unexpectedException();
738	>	assertTrue(success.getCause() instanceof NullPointerException);
739		} finally {
740		joinPool(e);
741		}
#	Line 918 | Line 744 | public class ForkJoinPoolTest extends JS
744		/**
745		* invokeAll(c) returns results of all completed tasks in c
746		*/
747	<	public void testInvokeAll5() {
747	>	public void testInvokeAll5() throws Throwable {
748		ExecutorService e = new ForkJoinPool(1);
749		try {
750	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
750	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
751		l.add(new StringTask());
752		l.add(new StringTask());
753	<	List<Future<String>> result = e.invokeAll(l);
754	<	assertEquals(2, result.size());
755	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
756	<	assertSame(TEST_STRING, it.next().get());
931	<	} catch (ExecutionException success) {
932	<	} catch (CancellationException success) {
933	<	} catch (Exception ex) {
934	<	ex.printStackTrace();
935	<	unexpectedException();
753	>	List<Future<String>> futures = e.invokeAll(l);
754	>	assertEquals(2, futures.size());
755	>	for (Future<String> future : futures)
756	>	assertSame(TEST_STRING, future.get());
757		} finally {
758		joinPool(e);
759		}
760		}
761
941	–
762		/**
763	<	* timed invokeAny(null) throws NPE
763	>	* timed invokeAny(null) throws NullPointerException
764		*/
765	<	public void testTimedInvokeAny1() {
765	>	public void testTimedInvokeAny1() throws Throwable {
766		ExecutorService e = new ForkJoinPool(1);
767		try {
768	<	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
768	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
769	>	shouldThrow();
770		} catch (NullPointerException success) {
950	–	} catch (Exception ex) {
951	–	ex.printStackTrace();
952	–	unexpectedException();
771		} finally {
772		joinPool(e);
773		}
774		}
775
776		/**
777	<	* timed invokeAny(null time unit) throws NPE
777	>	* timed invokeAny(null time unit) throws NullPointerException
778		*/
779	<	public void testTimedInvokeAnyNullTimeUnit() {
779	>	public void testTimedInvokeAnyNullTimeUnit() throws Throwable {
780		ExecutorService e = new ForkJoinPool(1);
781	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
782	+	l.add(new StringTask());
783		try {
964	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
965	–	l.add(new StringTask());
784		e.invokeAny(l, MEDIUM_DELAY_MS, null);
785	+	shouldThrow();
786		} catch (NullPointerException success) {
968	–	} catch (Exception ex) {
969	–	ex.printStackTrace();
970	–	unexpectedException();
787		} finally {
788		joinPool(e);
789		}
790		}
791
792		/**
793	<	* timed invokeAny(empty collection) throws IAE
793	>	* timed invokeAny(empty collection) throws IllegalArgumentException
794		*/
795	<	public void testTimedInvokeAny2() {
795	>	public void testTimedInvokeAny2() throws Throwable {
796		ExecutorService e = new ForkJoinPool(1);
797		try {
798	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
798	>	e.invokeAny(new ArrayList<Callable<String>>(),
799	>	MEDIUM_DELAY_MS, MILLISECONDS);
800	>	shouldThrow();
801		} catch (IllegalArgumentException success) {
984	–	} catch (Exception ex) {
985	–	ex.printStackTrace();
986	–	unexpectedException();
802		} finally {
803		joinPool(e);
804		}
805		}
806
807		/**
808	<	* timed invokeAny(c) throws NPE if c has null elements
808	>	* timed invokeAny(c) throws NullPointerException if c has null elements
809		*/
810	<	public void testTimedInvokeAny3() {
810	>	public void testTimedInvokeAny3() throws Throwable {
811	>	CountDownLatch latch = new CountDownLatch(1);
812		ExecutorService e = new ForkJoinPool(1);
813	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
814	+	l.add(latchAwaitingStringTask(latch));
815	+	l.add(null);
816		try {
817	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
818	<	l.add(new StringTask());
1000	<	l.add(null);
1001	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
817	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
818	>	shouldThrow();
819		} catch (NullPointerException success) {
1003	–	} catch (Exception ex) {
1004	–	ex.printStackTrace();
1005	–	unexpectedException();
820		} finally {
821	+	latch.countDown();
822		joinPool(e);
823		}
824		}
#	Line 1011 | Line 826 | public class ForkJoinPoolTest extends JS
826		/**
827		* timed invokeAny(c) throws ExecutionException if no task completes
828		*/
829	<	public void testTimedInvokeAny4() {
829	>	public void testTimedInvokeAny4() throws Throwable {
830		ExecutorService e = new ForkJoinPool(1);
831	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
832	+	l.add(new NPETask());
833		try {
834	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
835	<	l.add(new NPETask());
1019	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
834	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
835	>	shouldThrow();
836		} catch (ExecutionException success) {
837	<	} catch (CancellationException success) {
1022	<	} catch (Exception ex) {
1023	<	ex.printStackTrace();
1024	<	unexpectedException();
837	>	assertTrue(success.getCause() instanceof NullPointerException);
838		} finally {
839		joinPool(e);
840		}
#	Line 1030 | Line 843 | public class ForkJoinPoolTest extends JS
843		/**
844		* timed invokeAny(c) returns result of some task in c
845		*/
846	<	public void testTimedInvokeAny5() {
846	>	public void testTimedInvokeAny5() throws Throwable {
847		ExecutorService e = new ForkJoinPool(1);
848		try {
849	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
849	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
850		l.add(new StringTask());
851		l.add(new StringTask());
852	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
852	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
853		assertSame(TEST_STRING, result);
1041	–	} catch (ExecutionException success) {
1042	–	} catch (CancellationException success) {
1043	–	} catch (Exception ex) {
1044	–	ex.printStackTrace();
1045	–	unexpectedException();
854		} finally {
855		joinPool(e);
856		}
857		}
858
859		/**
860	<	* timed invokeAll(null) throws NPE
860	>	* timed invokeAll(null) throws NullPointerException
861		*/
862	<	public void testTimedInvokeAll1() {
862	>	public void testTimedInvokeAll1() throws Throwable {
863		ExecutorService e = new ForkJoinPool(1);
864		try {
865	<	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
865	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
866	>	shouldThrow();
867		} catch (NullPointerException success) {
1059	–	} catch (Exception ex) {
1060	–	ex.printStackTrace();
1061	–	unexpectedException();
868		} finally {
869		joinPool(e);
870		}
871		}
872
873		/**
874	<	* timed invokeAll(null time unit) throws NPE
874	>	* timed invokeAll(null time unit) throws NullPointerException
875		*/
876	<	public void testTimedInvokeAllNullTimeUnit() {
876	>	public void testTimedInvokeAllNullTimeUnit() throws Throwable {
877		ExecutorService e = new ForkJoinPool(1);
878	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
879	+	l.add(new StringTask());
880		try {
1073	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1074	–	l.add(new StringTask());
881		e.invokeAll(l, MEDIUM_DELAY_MS, null);
882	+	shouldThrow();
883		} catch (NullPointerException success) {
1077	–	} catch (Exception ex) {
1078	–	ex.printStackTrace();
1079	–	unexpectedException();
884		} finally {
885		joinPool(e);
886		}
#	Line 1085 | Line 889 | public class ForkJoinPoolTest extends JS
889		/**
890		* timed invokeAll(empty collection) returns empty collection
891		*/
892	<	public void testTimedInvokeAll2() {
892	>	public void testTimedInvokeAll2() throws InterruptedException {
893		ExecutorService e = new ForkJoinPool(1);
894		try {
895	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
895	>	List<Future<String>> r
896	>	= e.invokeAll(new ArrayList<Callable<String>>(),
897	>	MEDIUM_DELAY_MS, MILLISECONDS);
898		assertTrue(r.isEmpty());
1093	–	} catch (Exception ex) {
1094	–	ex.printStackTrace();
1095	–	unexpectedException();
899		} finally {
900		joinPool(e);
901		}
902		}
903
904		/**
905	<	* timed invokeAll(c) throws NPE if c has null elements
905	>	* timed invokeAll(c) throws NullPointerException if c has null elements
906		*/
907	<	public void testTimedInvokeAll3() {
907	>	public void testTimedInvokeAll3() throws InterruptedException {
908		ExecutorService e = new ForkJoinPool(1);
909	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
910	+	l.add(new StringTask());
911	+	l.add(null);
912		try {
913	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
914	<	l.add(new StringTask());
1109	<	l.add(null);
1110	<	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
913	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
914	>	shouldThrow();
915		} catch (NullPointerException success) {
1112	–	} catch (Exception ex) {
1113	–	ex.printStackTrace();
1114	–	unexpectedException();
916		} finally {
917		joinPool(e);
918		}
#	Line 1120 | Line 921 | public class ForkJoinPoolTest extends JS
921		/**
922		* get of returned element of invokeAll(c) throws exception on failed task
923		*/
924	<	public void testTimedInvokeAll4() {
924	>	public void testTimedInvokeAll4() throws Throwable {
925		ExecutorService e = new ForkJoinPool(1);
926	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
927	+	l.add(new NPETask());
928	+	List<Future<String>> futures
929	+	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
930	+	assertEquals(1, futures.size());
931		try {
932	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
933	<	l.add(new NPETask());
1128	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1129	<	assertEquals(1, result.size());
1130	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1131	<	it.next().get();
932	>	futures.get(0).get();
933	>	shouldThrow();
934		} catch (ExecutionException success) {
935	<	} catch (CancellationException success) {
1134	<	} catch (Exception ex) {
1135	<	ex.printStackTrace();
1136	<	unexpectedException();
935	>	assertTrue(success.getCause() instanceof NullPointerException);
936		} finally {
937		joinPool(e);
938		}
#	Line 1142 | Line 941 | public class ForkJoinPoolTest extends JS
941		/**
942		* timed invokeAll(c) returns results of all completed tasks in c
943		*/
944	<	public void testTimedInvokeAll5() {
944	>	public void testTimedInvokeAll5() throws Throwable {
945		ExecutorService e = new ForkJoinPool(1);
946		try {
947	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
947	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
948		l.add(new StringTask());
949		l.add(new StringTask());
950	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
951	<	assertEquals(2, result.size());
952	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
953	<	assertSame(TEST_STRING, it.next().get());
954	<	} catch (ExecutionException success) {
1156	<	} catch (CancellationException success) {
1157	<	} catch (Exception ex) {
1158	<	ex.printStackTrace();
1159	<	unexpectedException();
950	>	List<Future<String>> futures
951	>	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
952	>	assertEquals(2, futures.size());
953	>	for (Future<String> future : futures)
954	>	assertSame(TEST_STRING, future.get());
955		} finally {
956		joinPool(e);
957		}

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