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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 1.45 by dl, Tue Jan 10 14:03:17 2012 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.atomic.AtomicBoolean;
26	>	import java.util.concurrent.locks.ReentrantLock;
27	>	import static java.util.concurrent.TimeUnit.MILLISECONDS;
28	>	import java.security.AccessControlException;
29	>	import java.security.Policy;
30	>	import java.security.PrivilegedAction;
31	>	import java.security.PrivilegedExceptionAction;
32
33		public class ForkJoinPoolTest extends JSR166TestCase {
34		public static void main(String[] args) {
35	<	junit.textui.TestRunner.run (suite());
35	>	junit.textui.TestRunner.run(suite());
36		}
37	+
38		public static Test suite() {
39		return new TestSuite(ForkJoinPoolTest.class);
40		}
#	Line 38 | Line 58 | public class ForkJoinPoolTest extends JS
58		// Some classes to test extension and factory methods
59
60		static class MyHandler implements Thread.UncaughtExceptionHandler {
61	<	int catches = 0;
61	>	volatile int catches = 0;
62		public void uncaughtException(Thread t, Throwable e) {
63		++catches;
64		}
#	Line 47 | Line 67 | public class ForkJoinPoolTest extends JS
67		// to test handlers
68		static class FailingFJWSubclass extends ForkJoinWorkerThread {
69		public FailingFJWSubclass(ForkJoinPool p) { super(p) ; }
70	<	protected void onStart() { throw new Error(); }
70	>	protected void onStart() { super.onStart(); throw new Error(); }
71		}
72
73	<	static class FailingThreadFactory implements ForkJoinPool.ForkJoinWorkerThreadFactory {
74	<	int calls = 0;
73	>	static class FailingThreadFactory
74	>	implements ForkJoinPool.ForkJoinWorkerThreadFactory {
75	>	volatile int calls = 0;
76		public ForkJoinWorkerThread newThread(ForkJoinPool p) {
77		if (++calls > 1) return null;
78		return new FailingFJWSubclass(p);
#	Line 135 | Line 156 | public class ForkJoinPoolTest extends JS
156		}
157
158		/**
159	<	* Succesfully constructed pool reports default factory,
159	>	* Successfully constructed pool reports default factory,
160		* parallelism and async mode policies, no active threads or
161		* tasks, and quiescent running state.
162		*/
163		public void testDefaultInitialState() {
164	<	ForkJoinPool p = null;
164	>	ForkJoinPool p = new ForkJoinPool(1);
165		try {
166	<	p = new ForkJoinPool(1);
167	<	assertTrue(p.getFactory() == ForkJoinPool.defaultForkJoinWorkerThreadFactory);
147	<	assertTrue(p.isQuiescent());
148	<	assertTrue(p.getMaintainsParallelism());
166	>	assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory,
167	>	p.getFactory());
168		assertFalse(p.getAsyncMode());
169	<	assertTrue(p.getActiveThreadCount() == 0);
170	<	assertTrue(p.getStealCount() == 0);
171	<	assertTrue(p.getQueuedTaskCount() == 0);
172	<	assertTrue(p.getQueuedSubmissionCount() == 0);
169	>	assertEquals(0, p.getActiveThreadCount());
170	>	assertEquals(0, p.getStealCount());
171	>	assertEquals(0, p.getQueuedTaskCount());
172	>	assertEquals(0, p.getQueuedSubmissionCount());
173		assertFalse(p.hasQueuedSubmissions());
174		assertFalse(p.isShutdown());
175		assertFalse(p.isTerminating());
#	Line 167 | Line 186 | public class ForkJoinPoolTest extends JS
186		try {
187		new ForkJoinPool(-1);
188		shouldThrow();
189	<	}
171	<	catch (IllegalArgumentException success) {}
189	>	} catch (IllegalArgumentException success) {}
190		}
191
192		/**
#	Line 176 | Line 194 | public class ForkJoinPoolTest extends JS
194		*/
195		public void testConstructor2() {
196		try {
197	<	new ForkJoinPool(1, null);
197	>	new ForkJoinPool(1, null, null, false);
198		shouldThrow();
199	<	}
182	<	catch (NullPointerException success) {}
199	>	} catch (NullPointerException success) {}
200		}
201
185	–
202		/**
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;
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	<	p = new ForkJoinPool(1, new FailingThreadFactory());
245	<	MyHandler eh = new MyHandler();
246	<	p.setUncaughtExceptionHandler(eh);
247	<	assertEquals(eh, p.getUncaughtExceptionHandler());
248	<	p.execute(new FailingTask());
249	<	Thread.sleep(MEDIUM_DELAY_MS);
320	<	assertTrue(eh.catches > 0);
321	<	} catch (InterruptedException e) {
322	<	unexpectedException();
244	>	assertSame(eh, p.getUncaughtExceptionHandler());
245	>	try {
246	>	p.execute(new FibTask(8));
247	>	assertTrue(uehInvoked.await(MEDIUM_DELAY_MS, MILLISECONDS));
248	>	} catch(RejectedExecutionException ok) {
249	>	}
250		} finally {
251	+	p.shutdownNow(); // failure might have prevented processing task
252		joinPool(p);
253		}
254		}
255
256		/**
257	<	* setUncaughtExceptionHandler of null removes handler
257	>	* After invoking a single task, isQuiescent eventually becomes
258	>	* true, at which time queues are empty, threads are not active,
259	>	* the task has completed successfully, and construction
260	>	* parameters continue to hold
261		*/
262	<	public void testSetUncaughtExceptionHandler2() {
263	<	ForkJoinPool p = null;
262	>	public void testIsQuiescent() throws Exception {
263	>	ForkJoinPool p = new ForkJoinPool(2);
264		try {
265	<	p = new ForkJoinPool(1);
266	<	p.setUncaughtExceptionHandler(null);
267	<	assertNull(p.getUncaughtExceptionHandler());
268	<	} finally {
269	<	joinPool(p);
270	<	}
271	<	}
272	<
265	>	assertTrue(p.isQuiescent());
266	>	long startTime = System.nanoTime();
267	>	FibTask f = new FibTask(20);
268	>	p.invoke(f);
269	>	assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory,
270	>	p.getFactory());
271	>	while (! p.isQuiescent()) {
272	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
273	>	throw new AssertionFailedError("timed out");
274	>	assertFalse(p.getAsyncMode());
275	>	assertFalse(p.isShutdown());
276	>	assertFalse(p.isTerminating());
277	>	assertFalse(p.isTerminated());
278	>	Thread.yield();
279	>	}
280
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);
281		assertTrue(p.isQuiescent());
356	–	assertTrue(p.getMaintainsParallelism());
282		assertFalse(p.getAsyncMode());
283	<	assertTrue(p.getActiveThreadCount() == 0);
284	<	assertTrue(p.getQueuedTaskCount() == 0);
285	<	assertTrue(p.getQueuedSubmissionCount() == 0);
283	>	assertEquals(0, p.getActiveThreadCount());
284	>	assertEquals(0, p.getQueuedTaskCount());
285	>	assertEquals(0, p.getQueuedSubmissionCount());
286		assertFalse(p.hasQueuedSubmissions());
287		assertFalse(p.isShutdown());
288		assertFalse(p.isTerminating());
289		assertFalse(p.isTerminated());
290	<	} catch (InterruptedException e) {
291	<	unexpectedException();
290	>	assertTrue(f.isDone());
291	>	assertEquals(6765, (int) f.get());
292		} finally {
293		joinPool(p);
294		}
#	Line 372 | Line 297 | public class ForkJoinPoolTest extends JS
297		/**
298		* Completed submit(ForkJoinTask) returns result
299		*/
300	<	public void testSubmitForkJoinTask() {
301	<	ForkJoinPool p = null;
300	>	public void testSubmitForkJoinTask() throws Throwable {
301	>	ForkJoinPool p = new ForkJoinPool(1);
302		try {
378	–	p = new ForkJoinPool(1);
303		ForkJoinTask<Integer> f = p.submit(new FibTask(8));
304	<	int r = f.get();
381	<	assertTrue(r == 21);
382	<	} catch (ExecutionException ex) {
383	<	unexpectedException();
384	<	} catch (InterruptedException ex) {
385	<	unexpectedException();
304	>	assertEquals(21, (int) f.get());
305		} finally {
306		joinPool(p);
307		}
#	Line 392 | Line 311 | public class ForkJoinPoolTest extends JS
311		* A task submitted after shutdown is rejected
312		*/
313		public void testSubmitAfterShutdown() {
314	<	ForkJoinPool p = null;
314	>	ForkJoinPool p = new ForkJoinPool(1);
315		try {
397	–	p = new ForkJoinPool(1);
316		p.shutdown();
317		assertTrue(p.isShutdown());
318	<	ForkJoinTask<Integer> f = p.submit(new FibTask(8));
319	<	shouldThrow();
320	<	} catch (RejectedExecutionException success) {
318	>	try {
319	>	ForkJoinTask<Integer> f = p.submit(new FibTask(8));
320	>	shouldThrow();
321	>	} catch (RejectedExecutionException success) {}
322		} finally {
323		joinPool(p);
324		}
#	Line 408 | Line 327 | public class ForkJoinPoolTest extends JS
327		/**
328		* Pool maintains parallelism when using ManagedBlocker
329		*/
330	<	public void testBlockingForkJoinTask() {
331	<	ForkJoinPool p = null;
330	>	public void testBlockingForkJoinTask() throws Throwable {
331	>	ForkJoinPool p = new ForkJoinPool(4);
332		try {
414	–	p = new ForkJoinPool(4);
333		ReentrantLock lock = new ReentrantLock();
334		ManagedLocker locker = new ManagedLocker(lock);
335	<	ForkJoinTask<Integer> f = new LockingFibTask(30, locker, lock);
335	>	ForkJoinTask<Integer> f = new LockingFibTask(20, locker, lock);
336		p.execute(f);
337	<	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();
337	>	assertEquals(6765, (int) f.get());
338		} finally {
339	<	joinPool(p);
339	>	p.shutdownNow(); // don't wait out shutdown
340		}
341		}
342
#	Line 432 | Line 344 | public class ForkJoinPoolTest extends JS
344		* pollSubmission returns unexecuted submitted task, if present
345		*/
346		public void testPollSubmission() {
347	<	SubFJP p = null;
347	>	final CountDownLatch done = new CountDownLatch(1);
348	>	SubFJP p = new SubFJP();
349		try {
350	<	p = new SubFJP();
351	<	ForkJoinTask a = p.submit(new MediumRunnable());
352	<	ForkJoinTask b = p.submit(new MediumRunnable());
440	<	ForkJoinTask c = p.submit(new MediumRunnable());
350	>	ForkJoinTask a = p.submit(awaiter(done));
351	>	ForkJoinTask b = p.submit(awaiter(done));
352	>	ForkJoinTask c = p.submit(awaiter(done));
353		ForkJoinTask r = p.pollSubmission();
354		assertTrue(r == a || r == b || r == c);
355		assertFalse(r.isDone());
356		} finally {
357	+	done.countDown();
358		joinPool(p);
359		}
360		}
#	Line 450 | Line 363 | public class ForkJoinPoolTest extends JS
363		* drainTasksTo transfers unexecuted submitted tasks, if present
364		*/
365		public void testDrainTasksTo() {
366	<	SubFJP p = null;
366	>	final CountDownLatch done = new CountDownLatch(1);
367	>	SubFJP p = new SubFJP();
368		try {
369	<	p = new SubFJP();
370	<	ForkJoinTask a = p.submit(new MediumRunnable());
371	<	ForkJoinTask b = p.submit(new MediumRunnable());
458	<	ForkJoinTask c = p.submit(new MediumRunnable());
369	>	ForkJoinTask a = p.submit(awaiter(done));
370	>	ForkJoinTask b = p.submit(awaiter(done));
371	>	ForkJoinTask c = p.submit(awaiter(done));
372		ArrayList<ForkJoinTask> al = new ArrayList();
373		p.drainTasksTo(al);
374		assertTrue(al.size() > 0);
#	Line 464 | Line 377 | public class ForkJoinPoolTest extends JS
377		assertFalse(r.isDone());
378		}
379		} finally {
380	+	done.countDown();
381		joinPool(p);
382		}
383		}
384
471	–
385		// FJ Versions of AbstractExecutorService tests
386
387		/**
388		* execute(runnable) runs it to completion
389		*/
390	<	public void testExecuteRunnable() {
390	>	public void testExecuteRunnable() throws Throwable {
391	>	ExecutorService e = new ForkJoinPool(1);
392		try {
393	<	ExecutorService e = new ForkJoinPool(1);
394	<	TrackedShortRunnable task = new TrackedShortRunnable();
395	<	assertFalse(task.done);
393	>	final AtomicBoolean done = new AtomicBoolean(false);
394	>	CheckedRunnable task = new CheckedRunnable() {
395	>	public void realRun() {
396	>	done.set(true);
397	>	}};
398		Future<?> future = e.submit(task);
399	<	future.get();
400	<	assertTrue(task.done);
401	<	}
402	<	catch (ExecutionException ex) {
403	<	unexpectedException();
404	<	}
405	<	catch (InterruptedException ex) {
490	<	unexpectedException();
399	>	assertNull(future.get());
400	>	assertNull(future.get(0, MILLISECONDS));
401	>	assertTrue(done.get());
402	>	assertTrue(future.isDone());
403	>	assertFalse(future.isCancelled());
404	>	} finally {
405	>	joinPool(e);
406		}
407		}
408
494	–
409		/**
410		* Completed submit(callable) returns result
411		*/
412	<	public void testSubmitCallable() {
412	>	public void testSubmitCallable() throws Throwable {
413	>	ExecutorService e = new ForkJoinPool(1);
414		try {
500	–	ExecutorService e = new ForkJoinPool(1);
415		Future<String> future = e.submit(new StringTask());
416	<	String result = future.get();
417	<	assertSame(TEST_STRING, result);
418	<	}
419	<	catch (ExecutionException ex) {
420	<	unexpectedException();
507	<	}
508	<	catch (InterruptedException ex) {
509	<	unexpectedException();
416	>	assertSame(TEST_STRING, future.get());
417	>	assertTrue(future.isDone());
418	>	assertFalse(future.isCancelled());
419	>	} finally {
420	>	joinPool(e);
421		}
422		}
423
424		/**
425		* Completed submit(runnable) returns successfully
426		*/
427	<	public void testSubmitRunnable() {
427	>	public void testSubmitRunnable() throws Throwable {
428	>	ExecutorService e = new ForkJoinPool(1);
429		try {
518	–	ExecutorService e = new ForkJoinPool(1);
430		Future<?> future = e.submit(new NoOpRunnable());
431	<	future.get();
431	>	assertNull(future.get());
432		assertTrue(future.isDone());
433	<	}
434	<	catch (ExecutionException ex) {
435	<	unexpectedException();
525	<	}
526	<	catch (InterruptedException ex) {
527	<	unexpectedException();
433	>	assertFalse(future.isCancelled());
434	>	} finally {
435	>	joinPool(e);
436		}
437		}
438
439		/**
440		* Completed submit(runnable, result) returns result
441		*/
442	<	public void testSubmitRunnable2() {
442	>	public void testSubmitRunnable2() throws Throwable {
443	>	ExecutorService e = new ForkJoinPool(1);
444		try {
536	–	ExecutorService e = new ForkJoinPool(1);
445		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
446	<	String result = future.get();
447	<	assertSame(TEST_STRING, result);
448	<	}
449	<	catch (ExecutionException ex) {
450	<	unexpectedException();
543	<	}
544	<	catch (InterruptedException ex) {
545	<	unexpectedException();
446	>	assertSame(TEST_STRING, future.get());
447	>	assertTrue(future.isDone());
448	>	assertFalse(future.isCancelled());
449	>	} finally {
450	>	joinPool(e);
451		}
452		}
453
549	–
454		/**
455	<	* A submitted privileged action to completion
455	>	* A submitted privileged action runs to completion
456		*/
457	<	public void testSubmitPrivilegedAction() {
458	<	Policy savedPolicy = null;
459	<	try {
460	<	savedPolicy = Policy.getPolicy();
461	<	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() {
457	>	public void testSubmitPrivilegedAction() throws Exception {
458	>	Runnable r = new CheckedRunnable() {
459	>	public void realRun() throws Exception {
460	>	ExecutorService e = new ForkJoinPool(1);
461	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
462		public Object run() {
463		return TEST_STRING;
464		}}));
465
466	<	Object result = future.get();
467	<	assertSame(TEST_STRING, result);
468	<	}
469	<	catch (ExecutionException ex) {
470	<	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	<	}
466	>	assertSame(TEST_STRING, future.get());
467	>	}};
468	>
469	>	runWithPermissions(r,
470	>	new RuntimePermission("modifyThread"));
471		}
472
473		/**
474	<	* A submitted a privileged exception action runs to completion
474	>	* A submitted privileged exception action runs to completion
475		*/
476	<	public void testSubmitPrivilegedExceptionAction() {
477	<	Policy savedPolicy = null;
478	<	try {
479	<	savedPolicy = Policy.getPolicy();
480	<	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() {
476	>	public void testSubmitPrivilegedExceptionAction() 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() {
482		return TEST_STRING;
483		}}));
484
485	<	Object result = future.get();
486	<	assertSame(TEST_STRING, result);
487	<	}
488	<	catch (ExecutionException ex) {
615	<	unexpectedException();
616	<	}
617	<	catch (InterruptedException ex) {
618	<	unexpectedException();
619	<	}
620	<	finally {
621	<	Policy.setPolicy(savedPolicy);
622	<	}
485	>	assertSame(TEST_STRING, future.get());
486	>	}};
487	>
488	>	runWithPermissions(r, new RuntimePermission("modifyThread"));
489		}
490
491		/**
492		* A submitted failed privileged exception action reports exception
493		*/
494	<	public void testSubmitFailedPrivilegedExceptionAction() {
495	<	Policy savedPolicy = null;
496	<	try {
497	<	savedPolicy = Policy.getPolicy();
498	<	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() {
494	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
495	>	Runnable r = new CheckedRunnable() {
496	>	public void realRun() throws Exception {
497	>	ExecutorService e = new ForkJoinPool(1);
498	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
499		public Object run() throws Exception {
500		throw new IndexOutOfBoundsException();
501		}}));
502
503	<	Object result = future.get();
504	<	shouldThrow();
505	<	}
506	<	catch (ExecutionException success) {
507	<	} catch (CancellationException success) {
508	<	} catch (InterruptedException ex) {
509	<	unexpectedException();
510	<	}
656	<	finally {
657	<	Policy.setPolicy(savedPolicy);
658	<	}
503	>	try {
504	>	future.get();
505	>	shouldThrow();
506	>	} catch (ExecutionException success) {
507	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
508	>	}}};
509	>
510	>	runWithPermissions(r, new RuntimePermission("modifyThread"));
511		}
512
513		/**
514	<	* execute(null runnable) throws NPE
514	>	* execute(null runnable) throws NullPointerException
515		*/
516		public void testExecuteNullRunnable() {
517	+	ExecutorService e = new ForkJoinPool(1);
518		try {
519	<	ExecutorService e = new ForkJoinPool(1);
667	<	TrackedShortRunnable task = null;
668	<	Future<?> future = e.submit(task);
519	>	Future<?> future = e.submit((Runnable) null);
520		shouldThrow();
521	<	}
522	<	catch (NullPointerException success) {
523	<	}
673	<	catch (Exception ex) {
674	<	unexpectedException();
521	>	} catch (NullPointerException success) {
522	>	} finally {
523	>	joinPool(e);
524		}
525		}
526
678	–
527		/**
528	<	* submit(null callable) throws NPE
528	>	* submit(null callable) throws NullPointerException
529		*/
530		public void testSubmitNullCallable() {
531	+	ExecutorService e = new ForkJoinPool(1);
532		try {
533	<	ExecutorService e = new ForkJoinPool(1);
685	<	StringTask t = null;
686	<	Future<String> future = e.submit(t);
533	>	Future<String> future = e.submit((Callable) null);
534		shouldThrow();
535	<	}
536	<	catch (NullPointerException success) {
537	<	}
691	<	catch (Exception ex) {
692	<	unexpectedException();
535	>	} catch (NullPointerException success) {
536	>	} finally {
537	>	joinPool(e);
538		}
539		}
540
696	–
541		/**
542	<	* Blocking on submit(callable) throws InterruptedException if
699	<	* caller interrupted.
542	>	* submit(callable).get() throws InterruptedException if interrupted
543		*/
544	<	public void testInterruptedSubmit() {
545	<	final ForkJoinPool p = new ForkJoinPool(1);
546	<	Thread t = new Thread(new Runnable() {
547	<	public void run() {
548	<	try {
549	<	p.submit(new Callable<Object>() {
550	<	public Object call() {
551	<	try {
552	<	Thread.sleep(MEDIUM_DELAY_MS);
553	<	shouldThrow();
554	<	} catch (InterruptedException e) {
555	<	}
556	<	return null;
557	<	}
558	<	}).get();
559	<	} catch (InterruptedException success) {
717	<	} catch (Exception e) {
718	<	unexpectedException();
719	<	}
720	<
721	<	}
722	<	});
723	<	try {
544	>	public void testInterruptedSubmit() throws InterruptedException {
545	>	final CountDownLatch submitted    = new CountDownLatch(1);
546	>	final CountDownLatch quittingTime = new CountDownLatch(1);
547	>	final ExecutorService p = new ForkJoinPool(1);
548	>	final Callable<Void> awaiter = new CheckedCallable<Void>() {
549	>	public Void realCall() throws InterruptedException {
550	>	assertTrue(quittingTime.await(MEDIUM_DELAY_MS, MILLISECONDS));
551	>	return null;
552	>	}};
553	>	try {
554	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
555	>	public void realRun() throws Exception {
556	>	Future<Void> future = p.submit(awaiter);
557	>	submitted.countDown();
558	>	future.get();
559	>	}});
560		t.start();
561	<	Thread.sleep(SHORT_DELAY_MS);
561	>	assertTrue(submitted.await(MEDIUM_DELAY_MS, MILLISECONDS));
562		t.interrupt();
563	<	} catch (Exception e) {
564	<	unexpectedException();
563	>	t.join();
564	>	} finally {
565	>	quittingTime.countDown();
566	>	joinPool(p);
567		}
730	–	joinPool(p);
568		}
569
570		/**
571		* get of submit(callable) throws ExecutionException if callable
572		* throws exception
573		*/
574	<	public void testSubmitEE() {
574	>	public void testSubmitEE() throws Throwable {
575		ForkJoinPool p = new ForkJoinPool(1);
739	–
576		try {
577	<	Callable c = new Callable() {
578	<	public Object call() {
579	<	int i = 5/0;
580	<	return Boolean.TRUE;
581	<	}
746	<	};
747	<
748	<	for (int i = 0; i < 5; i++) {
749	<	p.submit(c).get();
750	<	}
751	<
577	>	p.submit(new Callable() {
578	>	public Object call() {
579	>	int i = 5/0;
580	>	return Boolean.TRUE;
581	>	}}).get();
582		shouldThrow();
583		} catch (ExecutionException success) {
584	<	} catch (CancellationException success) {
585	<	} catch (Exception e) {
586	<	unexpectedException();
584	>	assertTrue(success.getCause() instanceof ArithmeticException);
585	>	} finally {
586	>	joinPool(p);
587		}
758	–	joinPool(p);
588		}
589
590		/**
591	<	* invokeAny(null) throws NPE
591	>	* invokeAny(null) throws NullPointerException
592		*/
593	<	public void testInvokeAny1() {
593	>	public void testInvokeAny1() throws Throwable {
594		ExecutorService e = new ForkJoinPool(1);
595		try {
596		e.invokeAny(null);
597	+	shouldThrow();
598		} catch (NullPointerException success) {
769	–	} catch (Exception ex) {
770	–	unexpectedException();
599		} finally {
600		joinPool(e);
601		}
602		}
603
604		/**
605	<	* invokeAny(empty collection) throws IAE
605	>	* invokeAny(empty collection) throws IllegalArgumentException
606		*/
607	<	public void testInvokeAny2() {
607	>	public void testInvokeAny2() throws Throwable {
608		ExecutorService e = new ForkJoinPool(1);
609		try {
610		e.invokeAny(new ArrayList<Callable<String>>());
611	+	shouldThrow();
612		} catch (IllegalArgumentException success) {
784	–	} catch (Exception ex) {
785	–	unexpectedException();
613		} finally {
614		joinPool(e);
615		}
616		}
617
618		/**
619	<	* invokeAny(c) throws NPE if c has null elements
619	>	* invokeAny(c) throws NullPointerException if c has a single null element
620		*/
621	<	public void testInvokeAny3() {
621	>	public void testInvokeAny3() throws Throwable {
622		ExecutorService e = new ForkJoinPool(1);
623	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
624	+	l.add(null);
625	+	try {
626	+	e.invokeAny(l);
627	+	shouldThrow();
628	+	} catch (NullPointerException success) {
629	+	} finally {
630	+	joinPool(e);
631	+	}
632	+	}
633	+
634	+	/**
635	+	* invokeAny(c) throws NullPointerException if c has null elements
636	+	*/
637	+	public void testInvokeAny4() throws Throwable {
638	+	CountDownLatch latch = new CountDownLatch(1);
639	+	ExecutorService e = new ForkJoinPool(1);
640	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
641	+	l.add(latchAwaitingStringTask(latch));
642	+	l.add(null);
643		try {
797	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
798	–	l.add(new StringTask());
799	–	l.add(null);
644		e.invokeAny(l);
645	+	shouldThrow();
646		} catch (NullPointerException success) {
802	–	} catch (Exception ex) {
803	–	ex.printStackTrace();
804	–	unexpectedException();
647		} finally {
648	+	latch.countDown();
649		joinPool(e);
650		}
651		}
#	Line 810 | Line 653 | public class ForkJoinPoolTest extends JS
653		/**
654		* invokeAny(c) throws ExecutionException if no task in c completes
655		*/
656	<	public void testInvokeAny4() {
656	>	public void testInvokeAny5() throws Throwable {
657		ExecutorService e = new ForkJoinPool(1);
658	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
659	+	l.add(new NPETask());
660		try {
816	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
817	–	l.add(new NPETask());
661		e.invokeAny(l);
662	+	shouldThrow();
663		} catch (ExecutionException success) {
664	<	} catch (CancellationException success) {
821	<	} catch (Exception ex) {
822	<	unexpectedException();
664	>	assertTrue(success.getCause() instanceof NullPointerException);
665		} finally {
666		joinPool(e);
667		}
#	Line 828 | Line 670 | public class ForkJoinPoolTest extends JS
670		/**
671		* invokeAny(c) returns result of some task in c if at least one completes
672		*/
673	<	public void testInvokeAny5() {
673	>	public void testInvokeAny6() throws Throwable {
674		ExecutorService e = new ForkJoinPool(1);
675		try {
676	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
676	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
677		l.add(new StringTask());
678		l.add(new StringTask());
679		String result = e.invokeAny(l);
680		assertSame(TEST_STRING, result);
839	–	} catch (ExecutionException success) {
840	–	} catch (CancellationException success) {
841	–	} catch (Exception ex) {
842	–	unexpectedException();
681		} finally {
682		joinPool(e);
683		}
684		}
685
686		/**
687	<	* invokeAll(null) throws NPE
687	>	* invokeAll(null) throws NullPointerException
688		*/
689	<	public void testInvokeAll1() {
689	>	public void testInvokeAll1() throws Throwable {
690		ExecutorService e = new ForkJoinPool(1);
691		try {
692		e.invokeAll(null);
693	+	shouldThrow();
694		} catch (NullPointerException success) {
856	–	} catch (Exception ex) {
857	–	unexpectedException();
695		} finally {
696		joinPool(e);
697		}
#	Line 863 | Line 700 | public class ForkJoinPoolTest extends JS
700		/**
701		* invokeAll(empty collection) returns empty collection
702		*/
703	<	public void testInvokeAll2() {
703	>	public void testInvokeAll2() throws InterruptedException {
704		ExecutorService e = new ForkJoinPool(1);
705		try {
706	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
706	>	List<Future<String>> r
707	>	= e.invokeAll(new ArrayList<Callable<String>>());
708		assertTrue(r.isEmpty());
871	–	} catch (Exception ex) {
872	–	unexpectedException();
709		} finally {
710		joinPool(e);
711		}
712		}
713
714		/**
715	<	* invokeAll(c) throws NPE if c has null elements
715	>	* invokeAll(c) throws NullPointerException if c has null elements
716		*/
717	<	public void testInvokeAll3() {
717	>	public void testInvokeAll3() throws InterruptedException {
718		ExecutorService e = new ForkJoinPool(1);
719	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
720	+	l.add(new StringTask());
721	+	l.add(null);
722		try {
884	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
885	–	l.add(new StringTask());
886	–	l.add(null);
723		e.invokeAll(l);
724	+	shouldThrow();
725		} catch (NullPointerException success) {
889	–	} catch (Exception ex) {
890	–	unexpectedException();
726		} finally {
727		joinPool(e);
728		}
729		}
730
731		/**
732	<	* get of returned element of invokeAll(c) throws exception on failed task
732	>	* get of returned element of invokeAll(c) throws
733	>	* ExecutionException on failed task
734		*/
735	<	public void testInvokeAll4() {
735	>	public void testInvokeAll4() throws Throwable {
736		ExecutorService e = new ForkJoinPool(1);
737	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
738	+	l.add(new NPETask());
739	+	List<Future<String>> futures = e.invokeAll(l);
740	+	assertEquals(1, futures.size());
741		try {
742	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
743	<	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();
742	>	futures.get(0).get();
743	>	shouldThrow();
744		} catch (ExecutionException success) {
745	<	} catch (CancellationException success) {
910	<	} catch (Exception ex) {
911	<	ex.printStackTrace();
912	<	unexpectedException();
745	>	assertTrue(success.getCause() instanceof NullPointerException);
746		} finally {
747		joinPool(e);
748		}
#	Line 918 | Line 751 | public class ForkJoinPoolTest extends JS
751		/**
752		* invokeAll(c) returns results of all completed tasks in c
753		*/
754	<	public void testInvokeAll5() {
754	>	public void testInvokeAll5() throws Throwable {
755		ExecutorService e = new ForkJoinPool(1);
756		try {
757	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
757	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
758		l.add(new StringTask());
759		l.add(new StringTask());
760	<	List<Future<String>> result = e.invokeAll(l);
761	<	assertEquals(2, result.size());
762	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
763	<	assertSame(TEST_STRING, it.next().get());
931	<	} catch (ExecutionException success) {
932	<	} catch (CancellationException success) {
933	<	} catch (Exception ex) {
934	<	ex.printStackTrace();
935	<	unexpectedException();
760	>	List<Future<String>> futures = e.invokeAll(l);
761	>	assertEquals(2, futures.size());
762	>	for (Future<String> future : futures)
763	>	assertSame(TEST_STRING, future.get());
764		} finally {
765		joinPool(e);
766		}
767		}
768
941	–
769		/**
770	<	* timed invokeAny(null) throws NPE
770	>	* timed invokeAny(null) throws NullPointerException
771		*/
772	<	public void testTimedInvokeAny1() {
772	>	public void testTimedInvokeAny1() throws Throwable {
773		ExecutorService e = new ForkJoinPool(1);
774		try {
775	<	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
775	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
776	>	shouldThrow();
777		} catch (NullPointerException success) {
950	–	} catch (Exception ex) {
951	–	ex.printStackTrace();
952	–	unexpectedException();
778		} finally {
779		joinPool(e);
780		}
781		}
782
783		/**
784	<	* timed invokeAny(null time unit) throws NPE
784	>	* timed invokeAny(null time unit) throws NullPointerException
785		*/
786	<	public void testTimedInvokeAnyNullTimeUnit() {
786	>	public void testTimedInvokeAnyNullTimeUnit() throws Throwable {
787		ExecutorService e = new ForkJoinPool(1);
788	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
789	+	l.add(new StringTask());
790		try {
964	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
965	–	l.add(new StringTask());
791		e.invokeAny(l, MEDIUM_DELAY_MS, null);
792	+	shouldThrow();
793		} catch (NullPointerException success) {
968	–	} catch (Exception ex) {
969	–	ex.printStackTrace();
970	–	unexpectedException();
794		} finally {
795		joinPool(e);
796		}
797		}
798
799		/**
800	<	* timed invokeAny(empty collection) throws IAE
800	>	* timed invokeAny(empty collection) throws IllegalArgumentException
801		*/
802	<	public void testTimedInvokeAny2() {
802	>	public void testTimedInvokeAny2() throws Throwable {
803		ExecutorService e = new ForkJoinPool(1);
804		try {
805	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
805	>	e.invokeAny(new ArrayList<Callable<String>>(),
806	>	MEDIUM_DELAY_MS, MILLISECONDS);
807	>	shouldThrow();
808		} catch (IllegalArgumentException success) {
984	–	} catch (Exception ex) {
985	–	ex.printStackTrace();
986	–	unexpectedException();
809		} finally {
810		joinPool(e);
811		}
812		}
813
814		/**
815	<	* timed invokeAny(c) throws NPE if c has null elements
815	>	* timed invokeAny(c) throws NullPointerException if c has null elements
816		*/
817	<	public void testTimedInvokeAny3() {
817	>	public void testTimedInvokeAny3() throws Throwable {
818	>	CountDownLatch latch = new CountDownLatch(1);
819		ExecutorService e = new ForkJoinPool(1);
820	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
821	+	l.add(latchAwaitingStringTask(latch));
822	+	l.add(null);
823		try {
824	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
825	<	l.add(new StringTask());
1000	<	l.add(null);
1001	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
824	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
825	>	shouldThrow();
826		} catch (NullPointerException success) {
1003	–	} catch (Exception ex) {
1004	–	ex.printStackTrace();
1005	–	unexpectedException();
827		} finally {
828	+	latch.countDown();
829		joinPool(e);
830		}
831		}
#	Line 1011 | Line 833 | public class ForkJoinPoolTest extends JS
833		/**
834		* timed invokeAny(c) throws ExecutionException if no task completes
835		*/
836	<	public void testTimedInvokeAny4() {
836	>	public void testTimedInvokeAny4() throws Throwable {
837		ExecutorService e = new ForkJoinPool(1);
838	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
839	+	l.add(new NPETask());
840		try {
841	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
842	<	l.add(new NPETask());
1019	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
841	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
842	>	shouldThrow();
843		} catch (ExecutionException success) {
844	<	} catch (CancellationException success) {
1022	<	} catch (Exception ex) {
1023	<	ex.printStackTrace();
1024	<	unexpectedException();
844	>	assertTrue(success.getCause() instanceof NullPointerException);
845		} finally {
846		joinPool(e);
847		}
#	Line 1030 | Line 850 | public class ForkJoinPoolTest extends JS
850		/**
851		* timed invokeAny(c) returns result of some task in c
852		*/
853	<	public void testTimedInvokeAny5() {
853	>	public void testTimedInvokeAny5() throws Throwable {
854		ExecutorService e = new ForkJoinPool(1);
855		try {
856	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
856	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
857		l.add(new StringTask());
858		l.add(new StringTask());
859	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
859	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
860		assertSame(TEST_STRING, result);
1041	–	} catch (ExecutionException success) {
1042	–	} catch (CancellationException success) {
1043	–	} catch (Exception ex) {
1044	–	ex.printStackTrace();
1045	–	unexpectedException();
861		} finally {
862		joinPool(e);
863		}
864		}
865
866		/**
867	<	* timed invokeAll(null) throws NPE
867	>	* timed invokeAll(null) throws NullPointerException
868		*/
869	<	public void testTimedInvokeAll1() {
869	>	public void testTimedInvokeAll1() throws Throwable {
870		ExecutorService e = new ForkJoinPool(1);
871		try {
872	<	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
872	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
873	>	shouldThrow();
874		} catch (NullPointerException success) {
1059	–	} catch (Exception ex) {
1060	–	ex.printStackTrace();
1061	–	unexpectedException();
875		} finally {
876		joinPool(e);
877		}
878		}
879
880		/**
881	<	* timed invokeAll(null time unit) throws NPE
881	>	* timed invokeAll(null time unit) throws NullPointerException
882		*/
883	<	public void testTimedInvokeAllNullTimeUnit() {
883	>	public void testTimedInvokeAllNullTimeUnit() throws Throwable {
884		ExecutorService e = new ForkJoinPool(1);
885	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
886	+	l.add(new StringTask());
887		try {
1073	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1074	–	l.add(new StringTask());
888		e.invokeAll(l, MEDIUM_DELAY_MS, null);
889	+	shouldThrow();
890		} catch (NullPointerException success) {
1077	–	} catch (Exception ex) {
1078	–	ex.printStackTrace();
1079	–	unexpectedException();
891		} finally {
892		joinPool(e);
893		}
#	Line 1085 | Line 896 | public class ForkJoinPoolTest extends JS
896		/**
897		* timed invokeAll(empty collection) returns empty collection
898		*/
899	<	public void testTimedInvokeAll2() {
899	>	public void testTimedInvokeAll2() throws InterruptedException {
900		ExecutorService e = new ForkJoinPool(1);
901		try {
902	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
902	>	List<Future<String>> r
903	>	= e.invokeAll(new ArrayList<Callable<String>>(),
904	>	MEDIUM_DELAY_MS, MILLISECONDS);
905		assertTrue(r.isEmpty());
1093	–	} catch (Exception ex) {
1094	–	ex.printStackTrace();
1095	–	unexpectedException();
906		} finally {
907		joinPool(e);
908		}
909		}
910
911		/**
912	<	* timed invokeAll(c) throws NPE if c has null elements
912	>	* timed invokeAll(c) throws NullPointerException if c has null elements
913		*/
914	<	public void testTimedInvokeAll3() {
914	>	public void testTimedInvokeAll3() throws InterruptedException {
915		ExecutorService e = new ForkJoinPool(1);
916	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
917	+	l.add(new StringTask());
918	+	l.add(null);
919		try {
920	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
921	<	l.add(new StringTask());
1109	<	l.add(null);
1110	<	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
920	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
921	>	shouldThrow();
922		} catch (NullPointerException success) {
1112	–	} catch (Exception ex) {
1113	–	ex.printStackTrace();
1114	–	unexpectedException();
923		} finally {
924		joinPool(e);
925		}
#	Line 1120 | Line 928 | public class ForkJoinPoolTest extends JS
928		/**
929		* get of returned element of invokeAll(c) throws exception on failed task
930		*/
931	<	public void testTimedInvokeAll4() {
931	>	public void testTimedInvokeAll4() throws Throwable {
932		ExecutorService e = new ForkJoinPool(1);
933	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
934	+	l.add(new NPETask());
935	+	List<Future<String>> futures
936	+	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
937	+	assertEquals(1, futures.size());
938		try {
939	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
940	<	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();
939	>	futures.get(0).get();
940	>	shouldThrow();
941		} catch (ExecutionException success) {
942	<	} catch (CancellationException success) {
1134	<	} catch (Exception ex) {
1135	<	ex.printStackTrace();
1136	<	unexpectedException();
942	>	assertTrue(success.getCause() instanceof NullPointerException);
943		} finally {
944		joinPool(e);
945		}
#	Line 1142 | Line 948 | public class ForkJoinPoolTest extends JS
948		/**
949		* timed invokeAll(c) returns results of all completed tasks in c
950		*/
951	<	public void testTimedInvokeAll5() {
951	>	public void testTimedInvokeAll5() throws Throwable {
952		ExecutorService e = new ForkJoinPool(1);
953		try {
954	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
954	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
955		l.add(new StringTask());
956		l.add(new StringTask());
957	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
958	<	assertEquals(2, result.size());
959	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
960	<	assertSame(TEST_STRING, it.next().get());
961	<	} catch (ExecutionException success) {
1156	<	} catch (CancellationException success) {
1157	<	} catch (Exception ex) {
1158	<	ex.printStackTrace();
1159	<	unexpectedException();
957	>	List<Future<String>> futures
958	>	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
959	>	assertEquals(2, futures.size());
960	>	for (Future<String> future : futures)
961	>	assertSame(TEST_STRING, future.get());
962		} finally {
963		joinPool(e);
964		}

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