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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 1.40 by jsr166, Sun May 15 17:32:29 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;
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);
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();
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		/**
254	<	* setUncaughtExceptionHandler of null removes handler
254	>	* After invoking a single task, isQuiescent eventually becomes
255	>	* true, at which time queues are empty, threads are not active,
256	>	* the task has completed successfully, and construction
257	>	* parameters continue to hold
258		*/
259	<	public void testSetUncaughtExceptionHandler2() {
260	<	ForkJoinPool p = null;
259	>	public void testisQuiescent() throws Exception {
260	>	ForkJoinPool p = new ForkJoinPool(2);
261		try {
262	<	p = new ForkJoinPool(1);
263	<	p.setUncaughtExceptionHandler(null);
264	<	assertNull(p.getUncaughtExceptionHandler());
265	<	} finally {
266	<	joinPool(p);
267	<	}
268	<	}
269	<
262	>	assertTrue(p.isQuiescent());
263	>	long startTime = System.nanoTime();
264	>	FibTask f = new FibTask(20);
265	>	p.invoke(f);
266	>	assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory,
267	>	p.getFactory());
268	>	while (! p.isQuiescent()) {
269	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
270	>	throw new AssertionFailedError("timed out");
271	>	assertFalse(p.getAsyncMode());
272	>	assertFalse(p.isShutdown());
273	>	assertFalse(p.isTerminating());
274	>	assertFalse(p.isTerminated());
275	>	Thread.yield();
276	>	}
277
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);
278		assertTrue(p.isQuiescent());
356	–	assertTrue(p.getMaintainsParallelism());
279		assertFalse(p.getAsyncMode());
280	<	assertTrue(p.getActiveThreadCount() == 0);
281	<	assertTrue(p.getQueuedTaskCount() == 0);
282	<	assertTrue(p.getQueuedSubmissionCount() == 0);
280	>	assertEquals(0, p.getActiveThreadCount());
281	>	assertEquals(0, p.getQueuedTaskCount());
282	>	assertEquals(0, p.getQueuedSubmissionCount());
283		assertFalse(p.hasQueuedSubmissions());
284		assertFalse(p.isShutdown());
285		assertFalse(p.isTerminating());
286		assertFalse(p.isTerminated());
287	<	} catch (InterruptedException e) {
288	<	unexpectedException();
287	>	assertTrue(f.isDone());
288	>	assertEquals(6765, (int) f.get());
289		} finally {
290		joinPool(p);
291		}
#	Line 372 | Line 294 | public class ForkJoinPoolTest extends JS
294		/**
295		* Completed submit(ForkJoinTask) returns result
296		*/
297	<	public void testSubmitForkJoinTask() {
298	<	ForkJoinPool p = null;
297	>	public void testSubmitForkJoinTask() throws Throwable {
298	>	ForkJoinPool p = new ForkJoinPool(1);
299		try {
378	–	p = new ForkJoinPool(1);
300		ForkJoinTask<Integer> f = p.submit(new FibTask(8));
301	<	int r = f.get();
381	<	assertTrue(r == 21);
382	<	} catch (ExecutionException ex) {
383	<	unexpectedException();
384	<	} catch (InterruptedException ex) {
385	<	unexpectedException();
301	>	assertEquals(21, (int) f.get());
302		} finally {
303		joinPool(p);
304		}
#	Line 392 | Line 308 | public class ForkJoinPoolTest extends JS
308		* A task submitted after shutdown is rejected
309		*/
310		public void testSubmitAfterShutdown() {
311	<	ForkJoinPool p = null;
311	>	ForkJoinPool p = new ForkJoinPool(1);
312		try {
397	–	p = new ForkJoinPool(1);
313		p.shutdown();
314		assertTrue(p.isShutdown());
315	<	ForkJoinTask<Integer> f = p.submit(new FibTask(8));
316	<	shouldThrow();
317	<	} catch (RejectedExecutionException success) {
315	>	try {
316	>	ForkJoinTask<Integer> f = p.submit(new FibTask(8));
317	>	shouldThrow();
318	>	} catch (RejectedExecutionException success) {}
319		} finally {
320		joinPool(p);
321		}
#	Line 408 | Line 324 | public class ForkJoinPoolTest extends JS
324		/**
325		* Pool maintains parallelism when using ManagedBlocker
326		*/
327	<	public void testBlockingForkJoinTask() {
328	<	ForkJoinPool p = null;
327	>	public void testBlockingForkJoinTask() throws Throwable {
328	>	ForkJoinPool p = new ForkJoinPool(4);
329		try {
414	–	p = new ForkJoinPool(4);
330		ReentrantLock lock = new ReentrantLock();
331		ManagedLocker locker = new ManagedLocker(lock);
332	<	ForkJoinTask<Integer> f = new LockingFibTask(30, locker, lock);
332	>	ForkJoinTask<Integer> f = new LockingFibTask(20, locker, lock);
333		p.execute(f);
334	<	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();
334	>	assertEquals(6765, (int) f.get());
335		} finally {
336	<	joinPool(p);
336	>	p.shutdownNow(); // don't wait out shutdown
337		}
338		}
339
#	Line 432 | Line 341 | public class ForkJoinPoolTest extends JS
341		* pollSubmission returns unexecuted submitted task, if present
342		*/
343		public void testPollSubmission() {
344	<	SubFJP p = null;
344	>	final CountDownLatch done = new CountDownLatch(1);
345	>	SubFJP p = new SubFJP();
346		try {
347	<	p = new SubFJP();
348	<	ForkJoinTask a = p.submit(new MediumRunnable());
349	<	ForkJoinTask b = p.submit(new MediumRunnable());
440	<	ForkJoinTask c = p.submit(new MediumRunnable());
347	>	ForkJoinTask a = p.submit(awaiter(done));
348	>	ForkJoinTask b = p.submit(awaiter(done));
349	>	ForkJoinTask c = p.submit(awaiter(done));
350		ForkJoinTask r = p.pollSubmission();
351		assertTrue(r == a || r == b || r == c);
352		assertFalse(r.isDone());
353		} finally {
354	+	done.countDown();
355		joinPool(p);
356		}
357		}
#	Line 450 | Line 360 | public class ForkJoinPoolTest extends JS
360		* drainTasksTo transfers unexecuted submitted tasks, if present
361		*/
362		public void testDrainTasksTo() {
363	<	SubFJP p = null;
363	>	final CountDownLatch done = new CountDownLatch(1);
364	>	SubFJP p = new SubFJP();
365		try {
366	<	p = new SubFJP();
367	<	ForkJoinTask a = p.submit(new MediumRunnable());
368	<	ForkJoinTask b = p.submit(new MediumRunnable());
458	<	ForkJoinTask c = p.submit(new MediumRunnable());
366	>	ForkJoinTask a = p.submit(awaiter(done));
367	>	ForkJoinTask b = p.submit(awaiter(done));
368	>	ForkJoinTask c = p.submit(awaiter(done));
369		ArrayList<ForkJoinTask> al = new ArrayList();
370		p.drainTasksTo(al);
371		assertTrue(al.size() > 0);
#	Line 464 | Line 374 | public class ForkJoinPoolTest extends JS
374		assertFalse(r.isDone());
375		}
376		} finally {
377	+	done.countDown();
378		joinPool(p);
379		}
380		}
#	Line 474 | Line 385 | public class ForkJoinPoolTest extends JS
385		/**
386		* execute(runnable) runs it to completion
387		*/
388	<	public void testExecuteRunnable() {
388	>	public void testExecuteRunnable() throws Throwable {
389	>	ExecutorService e = new ForkJoinPool(1);
390		try {
391	<	ExecutorService e = new ForkJoinPool(1);
392	<	TrackedShortRunnable task = new TrackedShortRunnable();
481	<	assertFalse(task.done);
391	>	TrackedRunnable task = trackedRunnable(SHORT_DELAY_MS);
392	>	assertFalse(task.isDone());
393		Future<?> future = e.submit(task);
394	<	future.get();
395	<	assertTrue(task.done);
396	<	}
397	<	catch (ExecutionException ex) {
398	<	unexpectedException();
399	<	}
400	<	catch (InterruptedException ex) {
490	<	unexpectedException();
394	>	assertNull(future.get());
395	>	assertNull(future.get(MEDIUM_DELAY_MS, MILLISECONDS));
396	>	assertTrue(task.isDone());
397	>	assertTrue(future.isDone());
398	>	assertFalse(future.isCancelled());
399	>	} finally {
400	>	joinPool(e);
401		}
402		}
403
#	Line 495 | Line 405 | public class ForkJoinPoolTest extends JS
405		/**
406		* Completed submit(callable) returns result
407		*/
408	<	public void testSubmitCallable() {
408	>	public void testSubmitCallable() throws Throwable {
409	>	ExecutorService e = new ForkJoinPool(1);
410		try {
500	–	ExecutorService e = new ForkJoinPool(1);
411		Future<String> future = e.submit(new StringTask());
412	<	String result = future.get();
413	<	assertSame(TEST_STRING, result);
414	<	}
415	<	catch (ExecutionException ex) {
416	<	unexpectedException();
507	<	}
508	<	catch (InterruptedException ex) {
509	<	unexpectedException();
412	>	assertSame(TEST_STRING, future.get());
413	>	assertTrue(future.isDone());
414	>	assertFalse(future.isCancelled());
415	>	} finally {
416	>	joinPool(e);
417		}
418		}
419
420		/**
421		* Completed submit(runnable) returns successfully
422		*/
423	<	public void testSubmitRunnable() {
423	>	public void testSubmitRunnable() throws Throwable {
424	>	ExecutorService e = new ForkJoinPool(1);
425		try {
518	–	ExecutorService e = new ForkJoinPool(1);
426		Future<?> future = e.submit(new NoOpRunnable());
427	<	future.get();
427	>	assertNull(future.get());
428		assertTrue(future.isDone());
429	<	}
430	<	catch (ExecutionException ex) {
431	<	unexpectedException();
525	<	}
526	<	catch (InterruptedException ex) {
527	<	unexpectedException();
429	>	assertFalse(future.isCancelled());
430	>	} finally {
431	>	joinPool(e);
432		}
433		}
434
435		/**
436		* Completed submit(runnable, result) returns result
437		*/
438	<	public void testSubmitRunnable2() {
438	>	public void testSubmitRunnable2() throws Throwable {
439	>	ExecutorService e = new ForkJoinPool(1);
440		try {
536	–	ExecutorService e = new ForkJoinPool(1);
441		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
442	<	String result = future.get();
443	<	assertSame(TEST_STRING, result);
444	<	}
445	<	catch (ExecutionException ex) {
446	<	unexpectedException();
543	<	}
544	<	catch (InterruptedException ex) {
545	<	unexpectedException();
442	>	assertSame(TEST_STRING, future.get());
443	>	assertTrue(future.isDone());
444	>	assertFalse(future.isCancelled());
445	>	} finally {
446	>	joinPool(e);
447		}
448		}
449
549	–
450		/**
451	<	* A submitted privileged action to completion
451	>	* A submitted privileged action runs to completion
452		*/
453	<	public void testSubmitPrivilegedAction() {
454	<	Policy savedPolicy = null;
455	<	try {
456	<	savedPolicy = Policy.getPolicy();
457	<	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() {
453	>	public void testSubmitPrivilegedAction() throws Exception {
454	>	Runnable r = new CheckedRunnable() {
455	>	public void realRun() throws Exception {
456	>	ExecutorService e = new ForkJoinPool(1);
457	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
458		public Object run() {
459		return TEST_STRING;
460		}}));
461
462	<	Object result = future.get();
463	<	assertSame(TEST_STRING, result);
464	<	}
465	<	catch (ExecutionException ex) {
466	<	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	<	}
462	>	assertSame(TEST_STRING, future.get());
463	>	}};
464	>
465	>	runWithPermissions(r,
466	>	new RuntimePermission("modifyThread"));
467		}
468
469		/**
470	<	* A submitted a privileged exception action runs to completion
470	>	* A submitted privileged exception action runs to completion
471		*/
472	<	public void testSubmitPrivilegedExceptionAction() {
473	<	Policy savedPolicy = null;
474	<	try {
475	<	savedPolicy = Policy.getPolicy();
476	<	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() {
472	>	public void testSubmitPrivilegedExceptionAction() throws Exception {
473	>	Runnable r = new CheckedRunnable() {
474	>	public void realRun() throws Exception {
475	>	ExecutorService e = new ForkJoinPool(1);
476	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
477		public Object run() {
478		return TEST_STRING;
479		}}));
480
481	<	Object result = future.get();
482	<	assertSame(TEST_STRING, result);
483	<	}
484	<	catch (ExecutionException ex) {
615	<	unexpectedException();
616	<	}
617	<	catch (InterruptedException ex) {
618	<	unexpectedException();
619	<	}
620	<	finally {
621	<	Policy.setPolicy(savedPolicy);
622	<	}
481	>	assertSame(TEST_STRING, future.get());
482	>	}};
483	>
484	>	runWithPermissions(r, new RuntimePermission("modifyThread"));
485		}
486
487		/**
488		* A submitted failed privileged exception action reports exception
489		*/
490	<	public void testSubmitFailedPrivilegedExceptionAction() {
491	<	Policy savedPolicy = null;
492	<	try {
493	<	savedPolicy = Policy.getPolicy();
494	<	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() {
490	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
491	>	Runnable r = new CheckedRunnable() {
492	>	public void realRun() throws Exception {
493	>	ExecutorService e = new ForkJoinPool(1);
494	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
495		public Object run() throws Exception {
496		throw new IndexOutOfBoundsException();
497		}}));
498
499	<	Object result = future.get();
500	<	shouldThrow();
501	<	}
502	<	catch (ExecutionException success) {
503	<	} catch (CancellationException success) {
504	<	} catch (InterruptedException ex) {
505	<	unexpectedException();
506	<	}
656	<	finally {
657	<	Policy.setPolicy(savedPolicy);
658	<	}
499	>	try {
500	>	future.get();
501	>	shouldThrow();
502	>	} catch (ExecutionException success) {
503	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
504	>	}}};
505	>
506	>	runWithPermissions(r, new RuntimePermission("modifyThread"));
507		}
508
509		/**
510	<	* execute(null runnable) throws NPE
510	>	* execute(null runnable) throws NullPointerException
511		*/
512		public void testExecuteNullRunnable() {
513	+	ExecutorService e = new ForkJoinPool(1);
514		try {
515	<	ExecutorService e = new ForkJoinPool(1);
667	<	TrackedShortRunnable task = null;
668	<	Future<?> future = e.submit(task);
515	>	Future<?> future = e.submit((Runnable) null);
516		shouldThrow();
517	<	}
518	<	catch (NullPointerException success) {
519	<	}
673	<	catch (Exception ex) {
674	<	unexpectedException();
517	>	} catch (NullPointerException success) {
518	>	} finally {
519	>	joinPool(e);
520		}
521		}
522
523
524		/**
525	<	* submit(null callable) throws NPE
525	>	* submit(null callable) throws NullPointerException
526		*/
527		public void testSubmitNullCallable() {
528	+	ExecutorService e = new ForkJoinPool(1);
529		try {
530	<	ExecutorService e = new ForkJoinPool(1);
685	<	StringTask t = null;
686	<	Future<String> future = e.submit(t);
530	>	Future<String> future = e.submit((Callable) null);
531		shouldThrow();
532	<	}
533	<	catch (NullPointerException success) {
534	<	}
691	<	catch (Exception ex) {
692	<	unexpectedException();
532	>	} catch (NullPointerException success) {
533	>	} finally {
534	>	joinPool(e);
535		}
536		}
537
538
539		/**
540	<	* Blocking on submit(callable) throws InterruptedException if
699	<	* caller interrupted.
540	>	* submit(callable).get() throws InterruptedException if interrupted
541		*/
542	<	public void testInterruptedSubmit() {
543	<	final ForkJoinPool p = new ForkJoinPool(1);
544	<	Thread t = new Thread(new Runnable() {
545	<	public void run() {
546	<	try {
547	<	p.submit(new Callable<Object>() {
548	<	public Object call() {
549	<	try {
550	<	Thread.sleep(MEDIUM_DELAY_MS);
551	<	shouldThrow();
552	<	} catch (InterruptedException e) {
553	<	}
554	<	return null;
555	<	}
556	<	}).get();
557	<	} catch (InterruptedException success) {
717	<	} catch (Exception e) {
718	<	unexpectedException();
719	<	}
720	<
721	<	}
722	<	});
723	<	try {
542	>	public void testInterruptedSubmit() throws InterruptedException {
543	>	final CountDownLatch submitted    = new CountDownLatch(1);
544	>	final CountDownLatch quittingTime = new CountDownLatch(1);
545	>	final ExecutorService p = new ForkJoinPool(1);
546	>	final Callable<Void> awaiter = new CheckedCallable<Void>() {
547	>	public Void realCall() throws InterruptedException {
548	>	assertTrue(quittingTime.await(MEDIUM_DELAY_MS, MILLISECONDS));
549	>	return null;
550	>	}};
551	>	try {
552	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
553	>	public void realRun() throws Exception {
554	>	Future<Void> future = p.submit(awaiter);
555	>	submitted.countDown();
556	>	future.get();
557	>	}});
558		t.start();
559	<	Thread.sleep(SHORT_DELAY_MS);
559	>	assertTrue(submitted.await(MEDIUM_DELAY_MS, MILLISECONDS));
560		t.interrupt();
561	<	} catch (Exception e) {
562	<	unexpectedException();
561	>	t.join();
562	>	} finally {
563	>	quittingTime.countDown();
564	>	joinPool(p);
565		}
730	–	joinPool(p);
566		}
567
568		/**
569		* get of submit(callable) throws ExecutionException if callable
570		* throws exception
571		*/
572	<	public void testSubmitEE() {
572	>	public void testSubmitEE() throws Throwable {
573		ForkJoinPool p = new ForkJoinPool(1);
739	–
574		try {
575	<	Callable c = new Callable() {
576	<	public Object call() {
577	<	int i = 5/0;
578	<	return Boolean.TRUE;
579	<	}
746	<	};
747	<
748	<	for (int i = 0; i < 5; i++) {
749	<	p.submit(c).get();
750	<	}
751	<
575	>	p.submit(new Callable() {
576	>	public Object call() {
577	>	int i = 5/0;
578	>	return Boolean.TRUE;
579	>	}}).get();
580		shouldThrow();
581		} catch (ExecutionException success) {
582	<	} catch (CancellationException success) {
583	<	} catch (Exception e) {
584	<	unexpectedException();
582	>	assertTrue(success.getCause() instanceof ArithmeticException);
583	>	} finally {
584	>	joinPool(p);
585		}
758	–	joinPool(p);
586		}
587
588		/**
589	<	* invokeAny(null) throws NPE
589	>	* invokeAny(null) throws NullPointerException
590		*/
591	<	public void testInvokeAny1() {
591	>	public void testInvokeAny1() throws Throwable {
592		ExecutorService e = new ForkJoinPool(1);
593		try {
594		e.invokeAny(null);
595	+	shouldThrow();
596		} catch (NullPointerException success) {
769	–	} catch (Exception ex) {
770	–	unexpectedException();
597		} finally {
598		joinPool(e);
599		}
600		}
601
602		/**
603	<	* invokeAny(empty collection) throws IAE
603	>	* invokeAny(empty collection) throws IllegalArgumentException
604		*/
605	<	public void testInvokeAny2() {
605	>	public void testInvokeAny2() throws Throwable {
606		ExecutorService e = new ForkJoinPool(1);
607		try {
608		e.invokeAny(new ArrayList<Callable<String>>());
609	+	shouldThrow();
610		} catch (IllegalArgumentException success) {
784	–	} catch (Exception ex) {
785	–	unexpectedException();
611		} finally {
612		joinPool(e);
613		}
614		}
615
616		/**
617	<	* invokeAny(c) throws NPE if c has null elements
617	>	* invokeAny(c) throws NullPointerException if c has a single null element
618		*/
619	<	public void testInvokeAny3() {
619	>	public void testInvokeAny3() throws Throwable {
620		ExecutorService e = new ForkJoinPool(1);
621	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
622	+	l.add(null);
623	+	try {
624	+	e.invokeAny(l);
625	+	shouldThrow();
626	+	} catch (NullPointerException success) {
627	+	} finally {
628	+	joinPool(e);
629	+	}
630	+	}
631	+
632	+	/**
633	+	* invokeAny(c) throws NullPointerException if c has null elements
634	+	*/
635	+	public void testInvokeAny4() throws Throwable {
636	+	CountDownLatch latch = new CountDownLatch(1);
637	+	ExecutorService e = new ForkJoinPool(1);
638	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
639	+	l.add(latchAwaitingStringTask(latch));
640	+	l.add(null);
641		try {
797	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
798	–	l.add(new StringTask());
799	–	l.add(null);
642		e.invokeAny(l);
643	+	shouldThrow();
644		} catch (NullPointerException success) {
802	–	} catch (Exception ex) {
803	–	ex.printStackTrace();
804	–	unexpectedException();
645		} finally {
646	+	latch.countDown();
647		joinPool(e);
648		}
649		}
#	Line 810 | Line 651 | public class ForkJoinPoolTest extends JS
651		/**
652		* invokeAny(c) throws ExecutionException if no task in c completes
653		*/
654	<	public void testInvokeAny4() {
654	>	public void testInvokeAny5() throws Throwable {
655		ExecutorService e = new ForkJoinPool(1);
656	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
657	+	l.add(new NPETask());
658		try {
816	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
817	–	l.add(new NPETask());
659		e.invokeAny(l);
660	+	shouldThrow();
661		} catch (ExecutionException success) {
662	<	} catch (CancellationException success) {
821	<	} catch (Exception ex) {
822	<	unexpectedException();
662	>	assertTrue(success.getCause() instanceof NullPointerException);
663		} finally {
664		joinPool(e);
665		}
#	Line 828 | Line 668 | public class ForkJoinPoolTest extends JS
668		/**
669		* invokeAny(c) returns result of some task in c if at least one completes
670		*/
671	<	public void testInvokeAny5() {
671	>	public void testInvokeAny6() throws Throwable {
672		ExecutorService e = new ForkJoinPool(1);
673		try {
674	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
674	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
675		l.add(new StringTask());
676		l.add(new StringTask());
677		String result = e.invokeAny(l);
678		assertSame(TEST_STRING, result);
839	–	} catch (ExecutionException success) {
840	–	} catch (CancellationException success) {
841	–	} catch (Exception ex) {
842	–	unexpectedException();
679		} finally {
680		joinPool(e);
681		}
682		}
683
684		/**
685	<	* invokeAll(null) throws NPE
685	>	* invokeAll(null) throws NullPointerException
686		*/
687	<	public void testInvokeAll1() {
687	>	public void testInvokeAll1() throws Throwable {
688		ExecutorService e = new ForkJoinPool(1);
689		try {
690		e.invokeAll(null);
691	+	shouldThrow();
692		} catch (NullPointerException success) {
856	–	} catch (Exception ex) {
857	–	unexpectedException();
693		} finally {
694		joinPool(e);
695		}
#	Line 863 | Line 698 | public class ForkJoinPoolTest extends JS
698		/**
699		* invokeAll(empty collection) returns empty collection
700		*/
701	<	public void testInvokeAll2() {
701	>	public void testInvokeAll2() throws InterruptedException {
702		ExecutorService e = new ForkJoinPool(1);
703		try {
704	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
704	>	List<Future<String>> r
705	>	= e.invokeAll(new ArrayList<Callable<String>>());
706		assertTrue(r.isEmpty());
871	–	} catch (Exception ex) {
872	–	unexpectedException();
707		} finally {
708		joinPool(e);
709		}
710		}
711
712		/**
713	<	* invokeAll(c) throws NPE if c has null elements
713	>	* invokeAll(c) throws NullPointerException if c has null elements
714		*/
715	<	public void testInvokeAll3() {
715	>	public void testInvokeAll3() throws InterruptedException {
716		ExecutorService e = new ForkJoinPool(1);
717	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
718	+	l.add(new StringTask());
719	+	l.add(null);
720		try {
884	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
885	–	l.add(new StringTask());
886	–	l.add(null);
721		e.invokeAll(l);
722	+	shouldThrow();
723		} catch (NullPointerException success) {
889	–	} catch (Exception ex) {
890	–	unexpectedException();
724		} finally {
725		joinPool(e);
726		}
727		}
728
729		/**
730	<	* get of returned element of invokeAll(c) throws exception on failed task
730	>	* get of returned element of invokeAll(c) throws
731	>	* ExecutionException on failed task
732		*/
733	<	public void testInvokeAll4() {
733	>	public void testInvokeAll4() throws Throwable {
734		ExecutorService e = new ForkJoinPool(1);
735	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
736	+	l.add(new NPETask());
737	+	List<Future<String>> futures = e.invokeAll(l);
738	+	assertEquals(1, futures.size());
739		try {
740	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
741	<	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();
740	>	futures.get(0).get();
741	>	shouldThrow();
742		} catch (ExecutionException success) {
743	<	} catch (CancellationException success) {
910	<	} catch (Exception ex) {
911	<	ex.printStackTrace();
912	<	unexpectedException();
743	>	assertTrue(success.getCause() instanceof NullPointerException);
744		} finally {
745		joinPool(e);
746		}
#	Line 918 | Line 749 | public class ForkJoinPoolTest extends JS
749		/**
750		* invokeAll(c) returns results of all completed tasks in c
751		*/
752	<	public void testInvokeAll5() {
752	>	public void testInvokeAll5() throws Throwable {
753		ExecutorService e = new ForkJoinPool(1);
754		try {
755	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
755	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
756		l.add(new StringTask());
757		l.add(new StringTask());
758	<	List<Future<String>> result = e.invokeAll(l);
759	<	assertEquals(2, result.size());
760	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
761	<	assertSame(TEST_STRING, it.next().get());
931	<	} catch (ExecutionException success) {
932	<	} catch (CancellationException success) {
933	<	} catch (Exception ex) {
934	<	ex.printStackTrace();
935	<	unexpectedException();
758	>	List<Future<String>> futures = e.invokeAll(l);
759	>	assertEquals(2, futures.size());
760	>	for (Future<String> future : futures)
761	>	assertSame(TEST_STRING, future.get());
762		} finally {
763		joinPool(e);
764		}
#	Line 940 | Line 766 | public class ForkJoinPoolTest extends JS
766
767
768		/**
769	<	* timed invokeAny(null) throws NPE
769	>	* timed invokeAny(null) throws NullPointerException
770		*/
771	<	public void testTimedInvokeAny1() {
771	>	public void testTimedInvokeAny1() throws Throwable {
772		ExecutorService e = new ForkJoinPool(1);
773		try {
774	<	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
774	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
775	>	shouldThrow();
776		} catch (NullPointerException success) {
950	–	} catch (Exception ex) {
951	–	ex.printStackTrace();
952	–	unexpectedException();
777		} finally {
778		joinPool(e);
779		}
780		}
781
782		/**
783	<	* timed invokeAny(null time unit) throws NPE
783	>	* timed invokeAny(null time unit) throws NullPointerException
784		*/
785	<	public void testTimedInvokeAnyNullTimeUnit() {
785	>	public void testTimedInvokeAnyNullTimeUnit() throws Throwable {
786		ExecutorService e = new ForkJoinPool(1);
787	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
788	+	l.add(new StringTask());
789		try {
964	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
965	–	l.add(new StringTask());
790		e.invokeAny(l, MEDIUM_DELAY_MS, null);
791	+	shouldThrow();
792		} catch (NullPointerException success) {
968	–	} catch (Exception ex) {
969	–	ex.printStackTrace();
970	–	unexpectedException();
793		} finally {
794		joinPool(e);
795		}
796		}
797
798		/**
799	<	* timed invokeAny(empty collection) throws IAE
799	>	* timed invokeAny(empty collection) throws IllegalArgumentException
800		*/
801	<	public void testTimedInvokeAny2() {
801	>	public void testTimedInvokeAny2() throws Throwable {
802		ExecutorService e = new ForkJoinPool(1);
803		try {
804	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
804	>	e.invokeAny(new ArrayList<Callable<String>>(),
805	>	MEDIUM_DELAY_MS, MILLISECONDS);
806	>	shouldThrow();
807		} catch (IllegalArgumentException success) {
984	–	} catch (Exception ex) {
985	–	ex.printStackTrace();
986	–	unexpectedException();
808		} finally {
809		joinPool(e);
810		}
811		}
812
813		/**
814	<	* timed invokeAny(c) throws NPE if c has null elements
814	>	* timed invokeAny(c) throws NullPointerException if c has null elements
815		*/
816	<	public void testTimedInvokeAny3() {
816	>	public void testTimedInvokeAny3() throws Throwable {
817	>	CountDownLatch latch = new CountDownLatch(1);
818		ExecutorService e = new ForkJoinPool(1);
819	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
820	+	l.add(latchAwaitingStringTask(latch));
821	+	l.add(null);
822		try {
823	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
824	<	l.add(new StringTask());
1000	<	l.add(null);
1001	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
823	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
824	>	shouldThrow();
825		} catch (NullPointerException success) {
1003	–	} catch (Exception ex) {
1004	–	ex.printStackTrace();
1005	–	unexpectedException();
826		} finally {
827	+	latch.countDown();
828		joinPool(e);
829		}
830		}
#	Line 1011 | Line 832 | public class ForkJoinPoolTest extends JS
832		/**
833		* timed invokeAny(c) throws ExecutionException if no task completes
834		*/
835	<	public void testTimedInvokeAny4() {
835	>	public void testTimedInvokeAny4() throws Throwable {
836		ExecutorService e = new ForkJoinPool(1);
837	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
838	+	l.add(new NPETask());
839		try {
840	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
841	<	l.add(new NPETask());
1019	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
840	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
841	>	shouldThrow();
842		} catch (ExecutionException success) {
843	<	} catch (CancellationException success) {
1022	<	} catch (Exception ex) {
1023	<	ex.printStackTrace();
1024	<	unexpectedException();
843	>	assertTrue(success.getCause() instanceof NullPointerException);
844		} finally {
845		joinPool(e);
846		}
#	Line 1030 | Line 849 | public class ForkJoinPoolTest extends JS
849		/**
850		* timed invokeAny(c) returns result of some task in c
851		*/
852	<	public void testTimedInvokeAny5() {
852	>	public void testTimedInvokeAny5() throws Throwable {
853		ExecutorService e = new ForkJoinPool(1);
854		try {
855	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
855	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
856		l.add(new StringTask());
857		l.add(new StringTask());
858	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
858	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
859		assertSame(TEST_STRING, result);
1041	–	} catch (ExecutionException success) {
1042	–	} catch (CancellationException success) {
1043	–	} catch (Exception ex) {
1044	–	ex.printStackTrace();
1045	–	unexpectedException();
860		} finally {
861		joinPool(e);
862		}
863		}
864
865		/**
866	<	* timed invokeAll(null) throws NPE
866	>	* timed invokeAll(null) throws NullPointerException
867		*/
868	<	public void testTimedInvokeAll1() {
868	>	public void testTimedInvokeAll1() throws Throwable {
869		ExecutorService e = new ForkJoinPool(1);
870		try {
871	<	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
871	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
872	>	shouldThrow();
873		} catch (NullPointerException success) {
1059	–	} catch (Exception ex) {
1060	–	ex.printStackTrace();
1061	–	unexpectedException();
874		} finally {
875		joinPool(e);
876		}
877		}
878
879		/**
880	<	* timed invokeAll(null time unit) throws NPE
880	>	* timed invokeAll(null time unit) throws NullPointerException
881		*/
882	<	public void testTimedInvokeAllNullTimeUnit() {
882	>	public void testTimedInvokeAllNullTimeUnit() throws Throwable {
883		ExecutorService e = new ForkJoinPool(1);
884	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
885	+	l.add(new StringTask());
886		try {
1073	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1074	–	l.add(new StringTask());
887		e.invokeAll(l, MEDIUM_DELAY_MS, null);
888	+	shouldThrow();
889		} catch (NullPointerException success) {
1077	–	} catch (Exception ex) {
1078	–	ex.printStackTrace();
1079	–	unexpectedException();
890		} finally {
891		joinPool(e);
892		}
#	Line 1085 | Line 895 | public class ForkJoinPoolTest extends JS
895		/**
896		* timed invokeAll(empty collection) returns empty collection
897		*/
898	<	public void testTimedInvokeAll2() {
898	>	public void testTimedInvokeAll2() throws InterruptedException {
899		ExecutorService e = new ForkJoinPool(1);
900		try {
901	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
901	>	List<Future<String>> r
902	>	= e.invokeAll(new ArrayList<Callable<String>>(),
903	>	MEDIUM_DELAY_MS, MILLISECONDS);
904		assertTrue(r.isEmpty());
1093	–	} catch (Exception ex) {
1094	–	ex.printStackTrace();
1095	–	unexpectedException();
905		} finally {
906		joinPool(e);
907		}
908		}
909
910		/**
911	<	* timed invokeAll(c) throws NPE if c has null elements
911	>	* timed invokeAll(c) throws NullPointerException if c has null elements
912		*/
913	<	public void testTimedInvokeAll3() {
913	>	public void testTimedInvokeAll3() throws InterruptedException {
914		ExecutorService e = new ForkJoinPool(1);
915	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
916	+	l.add(new StringTask());
917	+	l.add(null);
918		try {
919	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
920	<	l.add(new StringTask());
1109	<	l.add(null);
1110	<	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
919	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
920	>	shouldThrow();
921		} catch (NullPointerException success) {
1112	–	} catch (Exception ex) {
1113	–	ex.printStackTrace();
1114	–	unexpectedException();
922		} finally {
923		joinPool(e);
924		}
#	Line 1120 | Line 927 | public class ForkJoinPoolTest extends JS
927		/**
928		* get of returned element of invokeAll(c) throws exception on failed task
929		*/
930	<	public void testTimedInvokeAll4() {
930	>	public void testTimedInvokeAll4() throws Throwable {
931		ExecutorService e = new ForkJoinPool(1);
932	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
933	+	l.add(new NPETask());
934	+	List<Future<String>> futures
935	+	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
936	+	assertEquals(1, futures.size());
937		try {
938	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
939	<	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();
938	>	futures.get(0).get();
939	>	shouldThrow();
940		} catch (ExecutionException success) {
941	<	} catch (CancellationException success) {
1134	<	} catch (Exception ex) {
1135	<	ex.printStackTrace();
1136	<	unexpectedException();
941	>	assertTrue(success.getCause() instanceof NullPointerException);
942		} finally {
943		joinPool(e);
944		}
#	Line 1142 | Line 947 | public class ForkJoinPoolTest extends JS
947		/**
948		* timed invokeAll(c) returns results of all completed tasks in c
949		*/
950	<	public void testTimedInvokeAll5() {
950	>	public void testTimedInvokeAll5() throws Throwable {
951		ExecutorService e = new ForkJoinPool(1);
952		try {
953	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
953	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
954		l.add(new StringTask());
955		l.add(new StringTask());
956	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
957	<	assertEquals(2, result.size());
958	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
959	<	assertSame(TEST_STRING, it.next().get());
960	<	} catch (ExecutionException success) {
1156	<	} catch (CancellationException success) {
1157	<	} catch (Exception ex) {
1158	<	ex.printStackTrace();
1159	<	unexpectedException();
956	>	List<Future<String>> futures
957	>	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
958	>	assertEquals(2, futures.size());
959	>	for (Future<String> future : futures)
960	>	assertSame(TEST_STRING, future.get());
961		} finally {
962		joinPool(e);
963		}

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