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

Comparing jsr166/src/test/tck/ForkJoinPoolTest.java (file contents):
Revision 1.4 by jsr166, Sat Aug 1 21:56:02 2009 UTC vs.
Revision 1.39 by dl, Fri May 6 11:22:07 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 135 | Line 155 | public class ForkJoinPoolTest extends JS
155		}
156
157		/**
158	<	* Succesfully constructed pool reports default factory,
158	>	* Successfully constructed pool reports default factory,
159		* parallelism and async mode policies, no active threads or
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
201
#	Line 187 | Line 203 | public class ForkJoinPoolTest extends JS
203		* getParallelism returns size set in constructor
204		*/
205		public void testGetParallelism() {
206	<	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;
206	>	ForkJoinPool p = new ForkJoinPool(1);
207		try {
208	<	p = new ForkJoinPool(1);
221	<	assertTrue(p.getParallelism() == 1);
222	<	p.setParallelism(-2);
223	<	shouldThrow();
224	<	} catch (IllegalArgumentException success) {
208	>	assertEquals(1, p.getParallelism());
209		} finally {
210		joinPool(p);
211		}
#	Line 231 | Line 215 | public class ForkJoinPoolTest extends JS
215		* getPoolSize returns number of started workers.
216		*/
217		public void testGetPoolSize() {
218	<	ForkJoinPool p = null;
218	>	ForkJoinPool p = new ForkJoinPool(1);
219		try {
220	<	p = new ForkJoinPool(1);
237	<	assertTrue(p.getPoolSize() == 0);
220	>	assertEquals(0, p.getActiveThreadCount());
221		Future<String> future = p.submit(new StringTask());
222	<	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());
222	>	assertEquals(1, p.getPoolSize());
223		} finally {
224		joinPool(p);
225		}
#	Line 308 | Line 231 | public class ForkJoinPoolTest extends JS
231		* Additionally tests: Overriding ForkJoinWorkerThread.onStart
232		* performs its defined action
233		*/
234	<	public void testSetUncaughtExceptionHandler() {
235	<	ForkJoinPool p = null;
236	<	try {
237	<	p = new ForkJoinPool(1, new FailingThreadFactory());
238	<	MyHandler eh = new MyHandler();
239	<	p.setUncaughtExceptionHandler(eh);
240	<	assertEquals(eh, p.getUncaughtExceptionHandler());
241	<	p.execute(new FailingTask());
242	<	Thread.sleep(MEDIUM_DELAY_MS);
243	<	assertTrue(eh.catches > 0);
244	<	} catch (InterruptedException e) {
245	<	unexpectedException();
234	>	public void testSetUncaughtExceptionHandler() throws InterruptedException {
235	>	final CountDownLatch uehInvoked = new CountDownLatch(1);
236	>	final Thread.UncaughtExceptionHandler eh =
237	>	new Thread.UncaughtExceptionHandler() {
238	>	public void uncaughtException(Thread t, Throwable e) {
239	>	uehInvoked.countDown();
240	>	}};
241	>	ForkJoinPool p = new ForkJoinPool(1, new FailingThreadFactory(),
242	>	eh, false);
243	>	try {
244	>	assertSame(eh, p.getUncaughtExceptionHandler());
245	>	p.execute(new FibTask(8));
246	>	assertTrue(uehInvoked.await(MEDIUM_DELAY_MS, MILLISECONDS));
247		} finally {
248	+	p.shutdownNow(); // failure might have prevented processing task
249		joinPool(p);
250		}
251		}
252
253		/**
329	–	* setUncaughtExceptionHandler of null removes handler
330	–	*/
331	–	public void testSetUncaughtExceptionHandler2() {
332	–	ForkJoinPool p = null;
333	–	try {
334	–	p = new ForkJoinPool(1);
335	–	p.setUncaughtExceptionHandler(null);
336	–	assertNull(p.getUncaughtExceptionHandler());
337	–	} finally {
338	–	joinPool(p);
339	–	}
340	–	}
341	–
342	–
343	–	/**
254		* After invoking a single task, isQuiescent is true,
255		* queues are empty, threads are not active, and
256		* construction parameters continue to hold
257		*/
258	<	public void testisQuiescent() {
259	<	ForkJoinPool p = null;
258	>	public void testisQuiescent() throws InterruptedException {
259	>	ForkJoinPool p = new ForkJoinPool(2);
260		try {
261	<	p = new ForkJoinPool(2);
261	>	assertTrue(p.isQuiescent());
262		p.invoke(new FibTask(20));
263	<	assertTrue(p.getFactory() == ForkJoinPool.defaultForkJoinWorkerThreadFactory);
264	<	Thread.sleep(MEDIUM_DELAY_MS);
263	>	assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory,
264	>	p.getFactory());
265	>	delay(SMALL_DELAY_MS);
266		assertTrue(p.isQuiescent());
356	–	assertTrue(p.getMaintainsParallelism());
267		assertFalse(p.getAsyncMode());
268	<	assertTrue(p.getActiveThreadCount() == 0);
269	<	assertTrue(p.getQueuedTaskCount() == 0);
270	<	assertTrue(p.getQueuedSubmissionCount() == 0);
268	>	assertEquals(0, p.getActiveThreadCount());
269	>	assertEquals(0, p.getQueuedTaskCount());
270	>	assertEquals(0, p.getQueuedSubmissionCount());
271		assertFalse(p.hasQueuedSubmissions());
272		assertFalse(p.isShutdown());
273		assertFalse(p.isTerminating());
274		assertFalse(p.isTerminated());
365	–	} catch (InterruptedException e) {
366	–	unexpectedException();
275		} finally {
276		joinPool(p);
277		}
#	Line 372 | Line 280 | public class ForkJoinPoolTest extends JS
280		/**
281		* Completed submit(ForkJoinTask) returns result
282		*/
283	<	public void testSubmitForkJoinTask() {
284	<	ForkJoinPool p = null;
283	>	public void testSubmitForkJoinTask() throws Throwable {
284	>	ForkJoinPool p = new ForkJoinPool(1);
285		try {
378	–	p = new ForkJoinPool(1);
286		ForkJoinTask<Integer> f = p.submit(new FibTask(8));
287	<	int r = f.get();
381	<	assertTrue(r == 21);
382	<	} catch (ExecutionException ex) {
383	<	unexpectedException();
384	<	} catch (InterruptedException ex) {
385	<	unexpectedException();
287	>	assertEquals(21, (int) f.get());
288		} finally {
289		joinPool(p);
290		}
#	Line 392 | Line 294 | public class ForkJoinPoolTest extends JS
294		* A task submitted after shutdown is rejected
295		*/
296		public void testSubmitAfterShutdown() {
297	<	ForkJoinPool p = null;
297	>	ForkJoinPool p = new ForkJoinPool(1);
298		try {
397	–	p = new ForkJoinPool(1);
299		p.shutdown();
300		assertTrue(p.isShutdown());
301	<	ForkJoinTask<Integer> f = p.submit(new FibTask(8));
302	<	shouldThrow();
303	<	} catch (RejectedExecutionException success) {
301	>	try {
302	>	ForkJoinTask<Integer> f = p.submit(new FibTask(8));
303	>	shouldThrow();
304	>	} catch (RejectedExecutionException success) {}
305		} finally {
306		joinPool(p);
307		}
#	Line 408 | Line 310 | public class ForkJoinPoolTest extends JS
310		/**
311		* Pool maintains parallelism when using ManagedBlocker
312		*/
313	<	public void testBlockingForkJoinTask() {
314	<	ForkJoinPool p = null;
313	>	public void testBlockingForkJoinTask() throws Throwable {
314	>	ForkJoinPool p = new ForkJoinPool(4);
315		try {
414	–	p = new ForkJoinPool(4);
316		ReentrantLock lock = new ReentrantLock();
317		ManagedLocker locker = new ManagedLocker(lock);
318	<	ForkJoinTask<Integer> f = new LockingFibTask(30, locker, lock);
318	>	ForkJoinTask<Integer> f = new LockingFibTask(20, locker, lock);
319		p.execute(f);
320	<	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();
320	>	assertEquals(6765, (int) f.get());
321		} finally {
322	<	joinPool(p);
322	>	p.shutdownNow(); // don't wait out shutdown
323		}
324		}
325
#	Line 432 | Line 327 | public class ForkJoinPoolTest extends JS
327		* pollSubmission returns unexecuted submitted task, if present
328		*/
329		public void testPollSubmission() {
330	<	SubFJP p = null;
330	>	final CountDownLatch done = new CountDownLatch(1);
331	>	SubFJP p = new SubFJP();
332		try {
333	<	p = new SubFJP();
334	<	ForkJoinTask a = p.submit(new MediumRunnable());
335	<	ForkJoinTask b = p.submit(new MediumRunnable());
440	<	ForkJoinTask c = p.submit(new MediumRunnable());
333	>	ForkJoinTask a = p.submit(awaiter(done));
334	>	ForkJoinTask b = p.submit(awaiter(done));
335	>	ForkJoinTask c = p.submit(awaiter(done));
336		ForkJoinTask r = p.pollSubmission();
337		assertTrue(r == a || r == b || r == c);
338		assertFalse(r.isDone());
339		} finally {
340	+	done.countDown();
341		joinPool(p);
342		}
343		}
#	Line 450 | Line 346 | public class ForkJoinPoolTest extends JS
346		* drainTasksTo transfers unexecuted submitted tasks, if present
347		*/
348		public void testDrainTasksTo() {
349	<	SubFJP p = null;
349	>	final CountDownLatch done = new CountDownLatch(1);
350	>	SubFJP p = new SubFJP();
351		try {
352	<	p = new SubFJP();
353	<	ForkJoinTask a = p.submit(new MediumRunnable());
354	<	ForkJoinTask b = p.submit(new MediumRunnable());
458	<	ForkJoinTask c = p.submit(new MediumRunnable());
352	>	ForkJoinTask a = p.submit(awaiter(done));
353	>	ForkJoinTask b = p.submit(awaiter(done));
354	>	ForkJoinTask c = p.submit(awaiter(done));
355		ArrayList<ForkJoinTask> al = new ArrayList();
356		p.drainTasksTo(al);
357		assertTrue(al.size() > 0);
#	Line 464 | Line 360 | public class ForkJoinPoolTest extends JS
360		assertFalse(r.isDone());
361		}
362		} finally {
363	+	done.countDown();
364		joinPool(p);
365		}
366		}
#	Line 474 | Line 371 | public class ForkJoinPoolTest extends JS
371		/**
372		* execute(runnable) runs it to completion
373		*/
374	<	public void testExecuteRunnable() {
374	>	public void testExecuteRunnable() throws Throwable {
375	>	ExecutorService e = new ForkJoinPool(1);
376		try {
377	<	ExecutorService e = new ForkJoinPool(1);
378	<	TrackedShortRunnable task = new TrackedShortRunnable();
481	<	assertFalse(task.done);
377	>	TrackedRunnable task = trackedRunnable(SHORT_DELAY_MS);
378	>	assertFalse(task.isDone());
379		Future<?> future = e.submit(task);
380	<	future.get();
381	<	assertTrue(task.done);
382	<	}
383	<	catch (ExecutionException ex) {
384	<	unexpectedException();
385	<	}
386	<	catch (InterruptedException ex) {
490	<	unexpectedException();
380	>	assertNull(future.get());
381	>	assertNull(future.get(MEDIUM_DELAY_MS, MILLISECONDS));
382	>	assertTrue(task.isDone());
383	>	assertTrue(future.isDone());
384	>	assertFalse(future.isCancelled());
385	>	} finally {
386	>	joinPool(e);
387		}
388		}
389
#	Line 495 | Line 391 | public class ForkJoinPoolTest extends JS
391		/**
392		* Completed submit(callable) returns result
393		*/
394	<	public void testSubmitCallable() {
394	>	public void testSubmitCallable() throws Throwable {
395	>	ExecutorService e = new ForkJoinPool(1);
396		try {
500	–	ExecutorService e = new ForkJoinPool(1);
397		Future<String> future = e.submit(new StringTask());
398	<	String result = future.get();
399	<	assertSame(TEST_STRING, result);
400	<	}
401	<	catch (ExecutionException ex) {
402	<	unexpectedException();
507	<	}
508	<	catch (InterruptedException ex) {
509	<	unexpectedException();
398	>	assertSame(TEST_STRING, future.get());
399	>	assertTrue(future.isDone());
400	>	assertFalse(future.isCancelled());
401	>	} finally {
402	>	joinPool(e);
403		}
404		}
405
406		/**
407		* Completed submit(runnable) returns successfully
408		*/
409	<	public void testSubmitRunnable() {
409	>	public void testSubmitRunnable() throws Throwable {
410	>	ExecutorService e = new ForkJoinPool(1);
411		try {
518	–	ExecutorService e = new ForkJoinPool(1);
412		Future<?> future = e.submit(new NoOpRunnable());
413	<	future.get();
413	>	assertNull(future.get());
414		assertTrue(future.isDone());
415	<	}
416	<	catch (ExecutionException ex) {
417	<	unexpectedException();
525	<	}
526	<	catch (InterruptedException ex) {
527	<	unexpectedException();
415	>	assertFalse(future.isCancelled());
416	>	} finally {
417	>	joinPool(e);
418		}
419		}
420
421		/**
422		* Completed submit(runnable, result) returns result
423		*/
424	<	public void testSubmitRunnable2() {
424	>	public void testSubmitRunnable2() throws Throwable {
425	>	ExecutorService e = new ForkJoinPool(1);
426		try {
536	–	ExecutorService e = new ForkJoinPool(1);
427		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
428	<	String result = future.get();
429	<	assertSame(TEST_STRING, result);
430	<	}
431	<	catch (ExecutionException ex) {
432	<	unexpectedException();
543	<	}
544	<	catch (InterruptedException ex) {
545	<	unexpectedException();
428	>	assertSame(TEST_STRING, future.get());
429	>	assertTrue(future.isDone());
430	>	assertFalse(future.isCancelled());
431	>	} finally {
432	>	joinPool(e);
433		}
434		}
435
549	–
436		/**
437	<	* A submitted privileged action to completion
437	>	* A submitted privileged action runs to completion
438		*/
439	<	public void testSubmitPrivilegedAction() {
440	<	Policy savedPolicy = null;
441	<	try {
442	<	savedPolicy = Policy.getPolicy();
443	<	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() {
439	>	public void testSubmitPrivilegedAction() throws Exception {
440	>	Runnable r = new CheckedRunnable() {
441	>	public void realRun() throws Exception {
442	>	ExecutorService e = new ForkJoinPool(1);
443	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
444		public Object run() {
445		return TEST_STRING;
446		}}));
447
448	<	Object result = future.get();
449	<	assertSame(TEST_STRING, result);
450	<	}
451	<	catch (ExecutionException ex) {
452	<	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	<	}
448	>	assertSame(TEST_STRING, future.get());
449	>	}};
450	>
451	>	runWithPermissions(r,
452	>	new RuntimePermission("modifyThread"));
453		}
454
455		/**
456	<	* A submitted a privileged exception action runs to completion
456	>	* A submitted privileged exception action runs to completion
457		*/
458	<	public void testSubmitPrivilegedExceptionAction() {
459	<	Policy savedPolicy = null;
460	<	try {
461	<	savedPolicy = Policy.getPolicy();
462	<	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() {
458	>	public void testSubmitPrivilegedExceptionAction() throws Exception {
459	>	Runnable r = new CheckedRunnable() {
460	>	public void realRun() throws Exception {
461	>	ExecutorService e = new ForkJoinPool(1);
462	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
463		public Object run() {
464		return TEST_STRING;
465		}}));
466
467	<	Object result = future.get();
468	<	assertSame(TEST_STRING, result);
469	<	}
470	<	catch (ExecutionException ex) {
615	<	unexpectedException();
616	<	}
617	<	catch (InterruptedException ex) {
618	<	unexpectedException();
619	<	}
620	<	finally {
621	<	Policy.setPolicy(savedPolicy);
622	<	}
467	>	assertSame(TEST_STRING, future.get());
468	>	}};
469	>
470	>	runWithPermissions(r, new RuntimePermission("modifyThread"));
471		}
472
473		/**
474		* A submitted failed privileged exception action reports exception
475		*/
476	<	public void testSubmitFailedPrivilegedExceptionAction() {
477	<	Policy savedPolicy = null;
478	<	try {
479	<	savedPolicy = Policy.getPolicy();
480	<	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() {
476	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
477	>	Runnable r = new CheckedRunnable() {
478	>	public void realRun() throws Exception {
479	>	ExecutorService e = new ForkJoinPool(1);
480	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
481		public Object run() throws Exception {
482		throw new IndexOutOfBoundsException();
483		}}));
484
485	<	Object result = future.get();
486	<	shouldThrow();
487	<	}
488	<	catch (ExecutionException success) {
489	<	} catch (CancellationException success) {
490	<	} catch (InterruptedException ex) {
491	<	unexpectedException();
492	<	}
656	<	finally {
657	<	Policy.setPolicy(savedPolicy);
658	<	}
485	>	try {
486	>	future.get();
487	>	shouldThrow();
488	>	} catch (ExecutionException success) {
489	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
490	>	}}};
491	>
492	>	runWithPermissions(r, new RuntimePermission("modifyThread"));
493		}
494
495		/**
496	<	* execute(null runnable) throws NPE
496	>	* execute(null runnable) throws NullPointerException
497		*/
498		public void testExecuteNullRunnable() {
499	+	ExecutorService e = new ForkJoinPool(1);
500		try {
501	<	ExecutorService e = new ForkJoinPool(1);
667	<	TrackedShortRunnable task = null;
668	<	Future<?> future = e.submit(task);
501	>	Future<?> future = e.submit((Runnable) null);
502		shouldThrow();
503	<	}
504	<	catch (NullPointerException success) {
505	<	}
673	<	catch (Exception ex) {
674	<	unexpectedException();
503	>	} catch (NullPointerException success) {
504	>	} finally {
505	>	joinPool(e);
506		}
507		}
508
509
510		/**
511	<	* submit(null callable) throws NPE
511	>	* submit(null callable) throws NullPointerException
512		*/
513		public void testSubmitNullCallable() {
514	+	ExecutorService e = new ForkJoinPool(1);
515		try {
516	<	ExecutorService e = new ForkJoinPool(1);
685	<	StringTask t = null;
686	<	Future<String> future = e.submit(t);
516	>	Future<String> future = e.submit((Callable) null);
517		shouldThrow();
518	<	}
519	<	catch (NullPointerException success) {
520	<	}
691	<	catch (Exception ex) {
692	<	unexpectedException();
518	>	} catch (NullPointerException success) {
519	>	} finally {
520	>	joinPool(e);
521		}
522		}
523
524
525		/**
526	<	* Blocking on submit(callable) throws InterruptedException if
699	<	* caller interrupted.
526	>	* submit(callable).get() throws InterruptedException if interrupted
527		*/
528	<	public void testInterruptedSubmit() {
529	<	final ForkJoinPool p = new ForkJoinPool(1);
530	<	Thread t = new Thread(new Runnable() {
531	<	public void run() {
532	<	try {
533	<	p.submit(new Callable<Object>() {
534	<	public Object call() {
535	<	try {
536	<	Thread.sleep(MEDIUM_DELAY_MS);
537	<	shouldThrow();
538	<	} catch (InterruptedException e) {
539	<	}
540	<	return null;
541	<	}
542	<	}).get();
543	<	} catch (InterruptedException success) {
717	<	} catch (Exception e) {
718	<	unexpectedException();
719	<	}
720	<
721	<	}
722	<	});
723	<	try {
528	>	public void testInterruptedSubmit() throws InterruptedException {
529	>	final CountDownLatch submitted    = new CountDownLatch(1);
530	>	final CountDownLatch quittingTime = new CountDownLatch(1);
531	>	final ExecutorService p = new ForkJoinPool(1);
532	>	final Callable<Void> awaiter = new CheckedCallable<Void>() {
533	>	public Void realCall() throws InterruptedException {
534	>	assertTrue(quittingTime.await(MEDIUM_DELAY_MS, MILLISECONDS));
535	>	return null;
536	>	}};
537	>	try {
538	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
539	>	public void realRun() throws Exception {
540	>	Future<Void> future = p.submit(awaiter);
541	>	submitted.countDown();
542	>	future.get();
543	>	}});
544		t.start();
545	<	Thread.sleep(SHORT_DELAY_MS);
545	>	assertTrue(submitted.await(MEDIUM_DELAY_MS, MILLISECONDS));
546		t.interrupt();
547	<	} catch (Exception e) {
548	<	unexpectedException();
547	>	t.join();
548	>	} finally {
549	>	quittingTime.countDown();
550	>	joinPool(p);
551		}
730	–	joinPool(p);
552		}
553
554		/**
555		* get of submit(callable) throws ExecutionException if callable
556		* throws exception
557		*/
558	<	public void testSubmitEE() {
558	>	public void testSubmitEE() throws Throwable {
559		ForkJoinPool p = new ForkJoinPool(1);
739	–
560		try {
561	<	Callable c = new Callable() {
562	<	public Object call() {
563	<	int i = 5/0;
564	<	return Boolean.TRUE;
565	<	}
746	<	};
747	<
748	<	for (int i = 0; i < 5; i++) {
749	<	p.submit(c).get();
750	<	}
751	<
561	>	p.submit(new Callable() {
562	>	public Object call() {
563	>	int i = 5/0;
564	>	return Boolean.TRUE;
565	>	}}).get();
566		shouldThrow();
567		} catch (ExecutionException success) {
568	<	} catch (CancellationException success) {
569	<	} catch (Exception e) {
570	<	unexpectedException();
568	>	assertTrue(success.getCause() instanceof ArithmeticException);
569	>	} finally {
570	>	joinPool(p);
571		}
758	–	joinPool(p);
572		}
573
574		/**
575	<	* invokeAny(null) throws NPE
575	>	* invokeAny(null) throws NullPointerException
576		*/
577	<	public void testInvokeAny1() {
577	>	public void testInvokeAny1() throws Throwable {
578		ExecutorService e = new ForkJoinPool(1);
579		try {
580		e.invokeAny(null);
581	+	shouldThrow();
582		} catch (NullPointerException success) {
769	–	} catch (Exception ex) {
770	–	unexpectedException();
583		} finally {
584		joinPool(e);
585		}
586		}
587
588		/**
589	<	* invokeAny(empty collection) throws IAE
589	>	* invokeAny(empty collection) throws IllegalArgumentException
590		*/
591	<	public void testInvokeAny2() {
591	>	public void testInvokeAny2() throws Throwable {
592		ExecutorService e = new ForkJoinPool(1);
593		try {
594		e.invokeAny(new ArrayList<Callable<String>>());
595	+	shouldThrow();
596		} catch (IllegalArgumentException success) {
784	–	} catch (Exception ex) {
785	–	unexpectedException();
597		} finally {
598		joinPool(e);
599		}
600		}
601
602		/**
603	<	* invokeAny(c) throws NPE if c has null elements
603	>	* invokeAny(c) throws NullPointerException if c has a single null element
604		*/
605	<	public void testInvokeAny3() {
605	>	public void testInvokeAny3() throws Throwable {
606		ExecutorService e = new ForkJoinPool(1);
607	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
608	+	l.add(null);
609		try {
797	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
798	–	l.add(new StringTask());
799	–	l.add(null);
610		e.invokeAny(l);
611	+	shouldThrow();
612		} catch (NullPointerException success) {
802	–	} catch (Exception ex) {
803	–	ex.printStackTrace();
804	–	unexpectedException();
613		} finally {
614		joinPool(e);
615		}
616		}
617
618		/**
619	+	* invokeAny(c) throws NullPointerException if c has null elements
620	+	*/
621	+	public void testInvokeAny4() throws Throwable {
622	+	CountDownLatch latch = new CountDownLatch(1);
623	+	ExecutorService e = new ForkJoinPool(1);
624	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
625	+	l.add(latchAwaitingStringTask(latch));
626	+	l.add(null);
627	+	try {
628	+	e.invokeAny(l);
629	+	shouldThrow();
630	+	} catch (NullPointerException success) {
631	+	} finally {
632	+	latch.countDown();
633	+	joinPool(e);
634	+	}
635	+	}
636	+
637	+	/**
638		* invokeAny(c) throws ExecutionException if no task in c completes
639		*/
640	<	public void testInvokeAny4() {
640	>	public void testInvokeAny5() throws Throwable {
641		ExecutorService e = new ForkJoinPool(1);
642	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
643	+	l.add(new NPETask());
644		try {
816	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
817	–	l.add(new NPETask());
645		e.invokeAny(l);
646	+	shouldThrow();
647		} catch (ExecutionException success) {
648	<	} catch (CancellationException success) {
821	<	} catch (Exception ex) {
822	<	unexpectedException();
648	>	assertTrue(success.getCause() instanceof NullPointerException);
649		} finally {
650		joinPool(e);
651		}
#	Line 828 | Line 654 | public class ForkJoinPoolTest extends JS
654		/**
655		* invokeAny(c) returns result of some task in c if at least one completes
656		*/
657	<	public void testInvokeAny5() {
657	>	public void testInvokeAny6() throws Throwable {
658		ExecutorService e = new ForkJoinPool(1);
659		try {
660	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
660	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
661		l.add(new StringTask());
662		l.add(new StringTask());
663		String result = e.invokeAny(l);
664		assertSame(TEST_STRING, result);
839	–	} catch (ExecutionException success) {
840	–	} catch (CancellationException success) {
841	–	} catch (Exception ex) {
842	–	unexpectedException();
665		} finally {
666		joinPool(e);
667		}
668		}
669
670		/**
671	<	* invokeAll(null) throws NPE
671	>	* invokeAll(null) throws NullPointerException
672		*/
673	<	public void testInvokeAll1() {
673	>	public void testInvokeAll1() throws Throwable {
674		ExecutorService e = new ForkJoinPool(1);
675		try {
676		e.invokeAll(null);
677	+	shouldThrow();
678		} catch (NullPointerException success) {
856	–	} catch (Exception ex) {
857	–	unexpectedException();
679		} finally {
680		joinPool(e);
681		}
#	Line 863 | Line 684 | public class ForkJoinPoolTest extends JS
684		/**
685		* invokeAll(empty collection) returns empty collection
686		*/
687	<	public void testInvokeAll2() {
687	>	public void testInvokeAll2() throws InterruptedException {
688		ExecutorService e = new ForkJoinPool(1);
689		try {
690	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
690	>	List<Future<String>> r
691	>	= e.invokeAll(new ArrayList<Callable<String>>());
692		assertTrue(r.isEmpty());
871	–	} catch (Exception ex) {
872	–	unexpectedException();
693		} finally {
694		joinPool(e);
695		}
696		}
697
698		/**
699	<	* invokeAll(c) throws NPE if c has null elements
699	>	* invokeAll(c) throws NullPointerException if c has null elements
700		*/
701	<	public void testInvokeAll3() {
701	>	public void testInvokeAll3() throws InterruptedException {
702		ExecutorService e = new ForkJoinPool(1);
703	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
704	+	l.add(new StringTask());
705	+	l.add(null);
706		try {
884	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
885	–	l.add(new StringTask());
886	–	l.add(null);
707		e.invokeAll(l);
708	+	shouldThrow();
709		} catch (NullPointerException success) {
889	–	} catch (Exception ex) {
890	–	unexpectedException();
710		} finally {
711		joinPool(e);
712		}
713		}
714
715		/**
716	<	* get of returned element of invokeAll(c) throws exception on failed task
716	>	* get of returned element of invokeAll(c) throws
717	>	* ExecutionException on failed task
718		*/
719	<	public void testInvokeAll4() {
719	>	public void testInvokeAll4() throws Throwable {
720		ExecutorService e = new ForkJoinPool(1);
721	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
722	+	l.add(new NPETask());
723	+	List<Future<String>> futures = e.invokeAll(l);
724	+	assertEquals(1, futures.size());
725		try {
726	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
727	<	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();
726	>	futures.get(0).get();
727	>	shouldThrow();
728		} catch (ExecutionException success) {
729	<	} catch (CancellationException success) {
910	<	} catch (Exception ex) {
911	<	ex.printStackTrace();
912	<	unexpectedException();
729	>	assertTrue(success.getCause() instanceof NullPointerException);
730		} finally {
731		joinPool(e);
732		}
#	Line 918 | Line 735 | public class ForkJoinPoolTest extends JS
735		/**
736		* invokeAll(c) returns results of all completed tasks in c
737		*/
738	<	public void testInvokeAll5() {
738	>	public void testInvokeAll5() throws Throwable {
739		ExecutorService e = new ForkJoinPool(1);
740		try {
741	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
741	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
742		l.add(new StringTask());
743		l.add(new StringTask());
744	<	List<Future<String>> result = e.invokeAll(l);
745	<	assertEquals(2, result.size());
746	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
747	<	assertSame(TEST_STRING, it.next().get());
931	<	} catch (ExecutionException success) {
932	<	} catch (CancellationException success) {
933	<	} catch (Exception ex) {
934	<	ex.printStackTrace();
935	<	unexpectedException();
744	>	List<Future<String>> futures = e.invokeAll(l);
745	>	assertEquals(2, futures.size());
746	>	for (Future<String> future : futures)
747	>	assertSame(TEST_STRING, future.get());
748		} finally {
749		joinPool(e);
750		}
#	Line 940 | Line 752 | public class ForkJoinPoolTest extends JS
752
753
754		/**
755	<	* timed invokeAny(null) throws NPE
755	>	* timed invokeAny(null) throws NullPointerException
756		*/
757	<	public void testTimedInvokeAny1() {
757	>	public void testTimedInvokeAny1() throws Throwable {
758		ExecutorService e = new ForkJoinPool(1);
759		try {
760	<	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
760	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
761	>	shouldThrow();
762		} catch (NullPointerException success) {
950	–	} catch (Exception ex) {
951	–	ex.printStackTrace();
952	–	unexpectedException();
763		} finally {
764		joinPool(e);
765		}
766		}
767
768		/**
769	<	* timed invokeAny(null time unit) throws NPE
769	>	* timed invokeAny(null time unit) throws NullPointerException
770		*/
771	<	public void testTimedInvokeAnyNullTimeUnit() {
771	>	public void testTimedInvokeAnyNullTimeUnit() throws Throwable {
772		ExecutorService e = new ForkJoinPool(1);
773	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
774	+	l.add(new StringTask());
775		try {
964	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
965	–	l.add(new StringTask());
776		e.invokeAny(l, MEDIUM_DELAY_MS, null);
777	+	shouldThrow();
778		} catch (NullPointerException success) {
968	–	} catch (Exception ex) {
969	–	ex.printStackTrace();
970	–	unexpectedException();
779		} finally {
780		joinPool(e);
781		}
782		}
783
784		/**
785	<	* timed invokeAny(empty collection) throws IAE
785	>	* timed invokeAny(empty collection) throws IllegalArgumentException
786		*/
787	<	public void testTimedInvokeAny2() {
787	>	public void testTimedInvokeAny2() throws Throwable {
788		ExecutorService e = new ForkJoinPool(1);
789		try {
790	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
790	>	e.invokeAny(new ArrayList<Callable<String>>(),
791	>	MEDIUM_DELAY_MS, MILLISECONDS);
792	>	shouldThrow();
793		} catch (IllegalArgumentException success) {
984	–	} catch (Exception ex) {
985	–	ex.printStackTrace();
986	–	unexpectedException();
794		} finally {
795		joinPool(e);
796		}
797		}
798
799		/**
800	<	* timed invokeAny(c) throws NPE if c has null elements
800	>	* timed invokeAny(c) throws NullPointerException if c has null elements
801		*/
802	<	public void testTimedInvokeAny3() {
802	>	public void testTimedInvokeAny3() throws Throwable {
803	>	CountDownLatch latch = new CountDownLatch(1);
804		ExecutorService e = new ForkJoinPool(1);
805	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
806	+	l.add(latchAwaitingStringTask(latch));
807	+	l.add(null);
808		try {
809	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
810	<	l.add(new StringTask());
1000	<	l.add(null);
1001	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
809	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
810	>	shouldThrow();
811		} catch (NullPointerException success) {
1003	–	} catch (Exception ex) {
1004	–	ex.printStackTrace();
1005	–	unexpectedException();
812		} finally {
813	+	latch.countDown();
814		joinPool(e);
815		}
816		}
#	Line 1011 | Line 818 | public class ForkJoinPoolTest extends JS
818		/**
819		* timed invokeAny(c) throws ExecutionException if no task completes
820		*/
821	<	public void testTimedInvokeAny4() {
821	>	public void testTimedInvokeAny4() throws Throwable {
822		ExecutorService e = new ForkJoinPool(1);
823	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
824	+	l.add(new NPETask());
825		try {
826	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
827	<	l.add(new NPETask());
1019	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
826	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
827	>	shouldThrow();
828		} catch (ExecutionException success) {
829	<	} catch (CancellationException success) {
1022	<	} catch (Exception ex) {
1023	<	ex.printStackTrace();
1024	<	unexpectedException();
829	>	assertTrue(success.getCause() instanceof NullPointerException);
830		} finally {
831		joinPool(e);
832		}
#	Line 1030 | Line 835 | public class ForkJoinPoolTest extends JS
835		/**
836		* timed invokeAny(c) returns result of some task in c
837		*/
838	<	public void testTimedInvokeAny5() {
838	>	public void testTimedInvokeAny5() throws Throwable {
839		ExecutorService e = new ForkJoinPool(1);
840		try {
841	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
841	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
842		l.add(new StringTask());
843		l.add(new StringTask());
844	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
844	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
845		assertSame(TEST_STRING, result);
1041	–	} catch (ExecutionException success) {
1042	–	} catch (CancellationException success) {
1043	–	} catch (Exception ex) {
1044	–	ex.printStackTrace();
1045	–	unexpectedException();
846		} finally {
847		joinPool(e);
848		}
849		}
850
851		/**
852	<	* timed invokeAll(null) throws NPE
852	>	* timed invokeAll(null) throws NullPointerException
853		*/
854	<	public void testTimedInvokeAll1() {
854	>	public void testTimedInvokeAll1() throws Throwable {
855		ExecutorService e = new ForkJoinPool(1);
856		try {
857	<	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
857	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
858	>	shouldThrow();
859		} catch (NullPointerException success) {
1059	–	} catch (Exception ex) {
1060	–	ex.printStackTrace();
1061	–	unexpectedException();
860		} finally {
861		joinPool(e);
862		}
863		}
864
865		/**
866	<	* timed invokeAll(null time unit) throws NPE
866	>	* timed invokeAll(null time unit) throws NullPointerException
867		*/
868	<	public void testTimedInvokeAllNullTimeUnit() {
868	>	public void testTimedInvokeAllNullTimeUnit() throws Throwable {
869		ExecutorService e = new ForkJoinPool(1);
870	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
871	+	l.add(new StringTask());
872		try {
1073	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1074	–	l.add(new StringTask());
873		e.invokeAll(l, MEDIUM_DELAY_MS, null);
874	+	shouldThrow();
875		} catch (NullPointerException success) {
1077	–	} catch (Exception ex) {
1078	–	ex.printStackTrace();
1079	–	unexpectedException();
876		} finally {
877		joinPool(e);
878		}
#	Line 1085 | Line 881 | public class ForkJoinPoolTest extends JS
881		/**
882		* timed invokeAll(empty collection) returns empty collection
883		*/
884	<	public void testTimedInvokeAll2() {
884	>	public void testTimedInvokeAll2() throws InterruptedException {
885		ExecutorService e = new ForkJoinPool(1);
886		try {
887	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
887	>	List<Future<String>> r
888	>	= e.invokeAll(new ArrayList<Callable<String>>(),
889	>	MEDIUM_DELAY_MS, MILLISECONDS);
890		assertTrue(r.isEmpty());
1093	–	} catch (Exception ex) {
1094	–	ex.printStackTrace();
1095	–	unexpectedException();
891		} finally {
892		joinPool(e);
893		}
894		}
895
896		/**
897	<	* timed invokeAll(c) throws NPE if c has null elements
897	>	* timed invokeAll(c) throws NullPointerException if c has null elements
898		*/
899	<	public void testTimedInvokeAll3() {
899	>	public void testTimedInvokeAll3() throws InterruptedException {
900		ExecutorService e = new ForkJoinPool(1);
901	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
902	+	l.add(new StringTask());
903	+	l.add(null);
904		try {
905	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
906	<	l.add(new StringTask());
1109	<	l.add(null);
1110	<	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
905	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
906	>	shouldThrow();
907		} catch (NullPointerException success) {
1112	–	} catch (Exception ex) {
1113	–	ex.printStackTrace();
1114	–	unexpectedException();
908		} finally {
909		joinPool(e);
910		}
#	Line 1120 | Line 913 | public class ForkJoinPoolTest extends JS
913		/**
914		* get of returned element of invokeAll(c) throws exception on failed task
915		*/
916	<	public void testTimedInvokeAll4() {
916	>	public void testTimedInvokeAll4() throws Throwable {
917		ExecutorService e = new ForkJoinPool(1);
918	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
919	+	l.add(new NPETask());
920	+	List<Future<String>> futures
921	+	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
922	+	assertEquals(1, futures.size());
923		try {
924	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
925	<	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();
924	>	futures.get(0).get();
925	>	shouldThrow();
926		} catch (ExecutionException success) {
927	<	} catch (CancellationException success) {
1134	<	} catch (Exception ex) {
1135	<	ex.printStackTrace();
1136	<	unexpectedException();
927	>	assertTrue(success.getCause() instanceof NullPointerException);
928		} finally {
929		joinPool(e);
930		}
#	Line 1142 | Line 933 | public class ForkJoinPoolTest extends JS
933		/**
934		* timed invokeAll(c) returns results of all completed tasks in c
935		*/
936	<	public void testTimedInvokeAll5() {
936	>	public void testTimedInvokeAll5() throws Throwable {
937		ExecutorService e = new ForkJoinPool(1);
938		try {
939	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
939	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
940		l.add(new StringTask());
941		l.add(new StringTask());
942	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
943	<	assertEquals(2, result.size());
944	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
945	<	assertSame(TEST_STRING, it.next().get());
946	<	} catch (ExecutionException success) {
1156	<	} catch (CancellationException success) {
1157	<	} catch (Exception ex) {
1158	<	ex.printStackTrace();
1159	<	unexpectedException();
942	>	List<Future<String>> futures
943	>	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
944	>	assertEquals(2, futures.size());
945	>	for (Future<String> future : futures)
946	>	assertSame(TEST_STRING, future.get());
947		} finally {
948		joinPool(e);
949		}

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