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

Comparing jsr166/src/test/tck/ForkJoinPoolTest.java (file contents):
Revision 1.1 by dl, Fri Jul 31 23:02:49 2009 UTC vs.
Revision 1.34 by jsr166, Thu Nov 18 19:14:34 2010 UTC

#	Line 4 | Line 4
4		* http://creativecommons.org/licenses/publicdomain
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{
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 25 | Line 44 | public class ForkJoinPoolTest extends JS
44		* 1. shutdown and related methods are tested via super.joinPool.
45		*
46		* 2. newTaskFor and adapters are tested in submit/invoke tests
47	<	*
47	>	*
48		* 3. We cannot portably test monitoring methods such as
49		* getStealCount() since they rely ultimately on random task
50		* stealing that may cause tasks not to be stolen/propagated
51		* across threads, especially on uniprocessors.
52	<	*
52	>	*
53		* 4. There are no independently testable ForkJoinWorkerThread
54		* methods, but they are covered here and in task tests.
55		*/
#	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;
74	<	public ForkJoinWorkerThread newThread(ForkJoinPool p){
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);
78	<	}
78	>	}
79		}
80
81	<	static class SubFJP extends ForkJoinPool { // to expose protected
81	>	static class SubFJP extends ForkJoinPool { // to expose protected
82		SubFJP() { super(1); }
83		public int drainTasksTo(Collection<? super ForkJoinTask<?>> c) {
84		return super.drainTasksTo(c);
#	Line 83 | Line 103 | public class ForkJoinPoolTest extends JS
103		}
104
105		// A simple recursive task for testing
106	<	static final class FibTask extends RecursiveTask<Integer> {
106	>	static final class FibTask extends RecursiveTask<Integer> {
107		final int number;
108		FibTask(int n) { number = n; }
109		public Integer compute() {
#	Line 97 | Line 117 | public class ForkJoinPoolTest extends JS
117		}
118
119		// A failing task for testing
120	<	static final class FailingTask extends ForkJoinTask<Void> {
120	>	static final class FailingTask extends ForkJoinTask<Void> {
121		public final Void getRawResult() { return null; }
122		protected final void setRawResult(Void mustBeNull) { }
123		protected final boolean exec() { throw new Error(); }
#	Line 105 | Line 125 | public class ForkJoinPoolTest extends JS
125		}
126
127		// Fib needlessly using locking to test ManagedBlockers
128	<	static final class LockingFibTask extends RecursiveTask<Integer> {
128	>	static final class LockingFibTask extends RecursiveTask<Integer> {
129		final int number;
130		final ManagedLocker locker;
131		final ReentrantLock lock;
132	<	LockingFibTask(int n, ManagedLocker locker, ReentrantLock lock) {
133	<	number = n;
132	>	LockingFibTask(int n, ManagedLocker locker, ReentrantLock lock) {
133	>	number = n;
134		this.locker = locker;
135		this.lock = lock;
136		}
#	Line 119 | Line 139 | public class ForkJoinPoolTest extends JS
139		LockingFibTask f1 = null;
140		LockingFibTask f2 = null;
141		locker.block();
142	<	n = number;
142	>	n = number;
143		if (n > 1) {
144		f1 = new LockingFibTask(n - 1, locker, lock);
145		f2 = new LockingFibTask(n - 2, locker, lock);
#	Line 134 | Line 154 | public class ForkJoinPoolTest extends JS
154		}
155		}
156
157	<	/**
158	<	* Succesfully constructed pool reports default factory,
157	>	/**
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);
165	>	assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory,
166	>	p.getFactory());
167		assertTrue(p.isQuiescent());
148	–	assertTrue(p.getMaintainsParallelism());
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 160 | Line 179 | public class ForkJoinPoolTest extends JS
179		}
180		}
181
182	<	/**
183	<	* Constructor throws if size argument is less than zero
182	>	/**
183	>	* Constructor throws if size argument is less than zero
184		*/
185		public void testConstructor1() {
186		try {
187		new ForkJoinPool(-1);
188		shouldThrow();
189	<	}
171	<	catch (IllegalArgumentException success){}
189	>	} catch (IllegalArgumentException success) {}
190		}
191
192	<	/**
193	<	* Constructor throws if factory argument is null
192	>	/**
193	>	* Constructor throws if factory argument is null
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
202
203	<	/**
204	<	* getParallelism returns size set in constructor
203	>	/**
204	>	* getParallelism returns size set in constructor
205		*/
206		public void testGetParallelism() {
207	<	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;
207	>	ForkJoinPool p = new ForkJoinPool(1);
208		try {
209	<	p = new ForkJoinPool(1);
221	<	assertTrue(p.getParallelism() == 1);
222	<	p.setParallelism(-2);
223	<	shouldThrow();
224	<	}catch (IllegalArgumentException success){
209	>	assertEquals(1, p.getParallelism());
210		} finally {
211		joinPool(p);
212		}
213		}
214
215	<	/**
215	>	/**
216		* getPoolSize returns number of started workers.
217		*/
218		public void testGetPoolSize() {
219	<	ForkJoinPool p = null;
219	>	ForkJoinPool p = new ForkJoinPool(1);
220		try {
221	<	p = new ForkJoinPool(1);
237	<	assertTrue(p.getPoolSize() == 0);
221	>	assertEquals(0, p.getActiveThreadCount());
222		Future<String> future = p.submit(new StringTask());
223	<	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());
223	>	assertEquals(1, p.getPoolSize());
224		} finally {
225		joinPool(p);
226		}
227		}
228
229	<	/**
229	>	/**
230		* setUncaughtExceptionHandler changes handler for uncaught exceptions.
231		*
232		* Additionally tests: Overriding ForkJoinWorkerThread.onStart
233		* performs its defined action
234		*/
235	<	public void testSetUncaughtExceptionHandler() {
236	<	ForkJoinPool p = null;
237	<	try {
238	<	p = new ForkJoinPool(1, new FailingThreadFactory());
239	<	MyHandler eh = new MyHandler();
240	<	p.setUncaughtExceptionHandler(eh);
241	<	assertEquals(eh, p.getUncaughtExceptionHandler());
242	<	p.execute(new FailingTask());
243	<	Thread.sleep(MEDIUM_DELAY_MS);
244	<	assertTrue(eh.catches > 0);
245	<	} catch(InterruptedException e){
246	<	unexpectedException();
235	>	public void testSetUncaughtExceptionHandler() throws InterruptedException {
236	>	final CountDownLatch uehInvoked = new CountDownLatch(1);
237	>	final Thread.UncaughtExceptionHandler eh =
238	>	new Thread.UncaughtExceptionHandler() {
239	>	public void uncaughtException(Thread t, Throwable e) {
240	>	uehInvoked.countDown();
241	>	}};
242	>	ForkJoinPool p = new ForkJoinPool(1, new FailingThreadFactory(),
243	>	eh, false);
244	>	try {
245	>	assertSame(eh, p.getUncaughtExceptionHandler());
246	>	p.execute(new FibTask(8));
247	>	assertTrue(uehInvoked.await(MEDIUM_DELAY_MS, MILLISECONDS));
248		} finally {
249	+	p.shutdownNow(); // failure might have prevented processing task
250		joinPool(p);
251		}
252		}
253
254	<	/**
329	<	* setUncaughtExceptionHandler of null removes handler
330	<	*/
331	<	public void testSetUncaughtExceptionHandler2() {
332	<	ForkJoinPool p = null;
333	<	try {
334	<	p = new ForkJoinPool(1);
335	<	p.setUncaughtExceptionHandler(null);
336	<	assertNull(p.getUncaughtExceptionHandler());
337	<	} finally {
338	<	joinPool(p);
339	<	}
340	<	}
341	<
342	<
343	<	/**
254	>	/**
255		* After invoking a single task, isQuiescent is true,
256		* queues are empty, threads are not active, and
257		* construction parameters continue to hold
258		*/
259	<	public void testisQuiescent() {
260	<	ForkJoinPool p = null;
259	>	public void testisQuiescent() throws InterruptedException {
260	>	ForkJoinPool p = new ForkJoinPool(2);
261		try {
262	<	p = new ForkJoinPool(2);
262	>	assertTrue(p.isQuiescent());
263		p.invoke(new FibTask(20));
264	<	assertTrue(p.getFactory() == ForkJoinPool.defaultForkJoinWorkerThreadFactory);
265	<	Thread.sleep(MEDIUM_DELAY_MS);
264	>	assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory,
265	>	p.getFactory());
266	>	Thread.sleep(SMALL_DELAY_MS);
267		assertTrue(p.isQuiescent());
356	–	assertTrue(p.getMaintainsParallelism());
268		assertFalse(p.getAsyncMode());
269	<	assertTrue(p.getActiveThreadCount() == 0);
270	<	assertTrue(p.getQueuedTaskCount() == 0);
271	<	assertTrue(p.getQueuedSubmissionCount() == 0);
269	>	assertEquals(0, p.getActiveThreadCount());
270	>	assertEquals(0, p.getQueuedTaskCount());
271	>	assertEquals(0, p.getQueuedSubmissionCount());
272		assertFalse(p.hasQueuedSubmissions());
273		assertFalse(p.isShutdown());
274		assertFalse(p.isTerminating());
275		assertFalse(p.isTerminated());
365	–	} catch(InterruptedException e){
366	–	unexpectedException();
276		} finally {
277		joinPool(p);
278		}
#	Line 372 | Line 281 | public class ForkJoinPoolTest extends JS
281		/**
282		* Completed submit(ForkJoinTask) returns result
283		*/
284	<	public void testSubmitForkJoinTask() {
285	<	ForkJoinPool p = null;
284	>	public void testSubmitForkJoinTask() throws Throwable {
285	>	ForkJoinPool p = new ForkJoinPool(1);
286		try {
378	–	p = new ForkJoinPool(1);
287		ForkJoinTask<Integer> f = p.submit(new FibTask(8));
288	<	int r = f.get();
381	<	assertTrue(r == 21);
382	<	} catch (ExecutionException ex) {
383	<	unexpectedException();
384	<	} catch (InterruptedException ex) {
385	<	unexpectedException();
288	>	assertEquals(21, (int) f.get());
289		} finally {
290		joinPool(p);
291		}
#	Line 392 | Line 295 | public class ForkJoinPoolTest extends JS
295		* A task submitted after shutdown is rejected
296		*/
297		public void testSubmitAfterShutdown() {
298	<	ForkJoinPool p = null;
298	>	ForkJoinPool p = new ForkJoinPool(1);
299		try {
397	–	p = new ForkJoinPool(1);
300		p.shutdown();
301		assertTrue(p.isShutdown());
302	<	ForkJoinTask<Integer> f = p.submit(new FibTask(8));
303	<	shouldThrow();
304	<	} catch (RejectedExecutionException success) {
302	>	try {
303	>	ForkJoinTask<Integer> f = p.submit(new FibTask(8));
304	>	shouldThrow();
305	>	} catch (RejectedExecutionException success) {}
306		} finally {
307		joinPool(p);
308		}
#	Line 408 | Line 311 | public class ForkJoinPoolTest extends JS
311		/**
312		* Pool maintains parallelism when using ManagedBlocker
313		*/
314	<	public void testBlockingForkJoinTask() {
315	<	ForkJoinPool p = null;
314	>	public void testBlockingForkJoinTask() throws Throwable {
315	>	ForkJoinPool p = new ForkJoinPool(4);
316		try {
414	–	p = new ForkJoinPool(4);
317		ReentrantLock lock = new ReentrantLock();
318		ManagedLocker locker = new ManagedLocker(lock);
319	<	ForkJoinTask<Integer> f = new LockingFibTask(30, locker, lock);
319	>	ForkJoinTask<Integer> f = new LockingFibTask(20, locker, lock);
320		p.execute(f);
321	<	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();
321	>	assertEquals(6765, (int) f.get());
322		} finally {
323	<	joinPool(p);
323	>	p.shutdownNow(); // don't wait out shutdown
324		}
325		}
326
#	Line 432 | Line 328 | public class ForkJoinPoolTest extends JS
328		* pollSubmission returns unexecuted submitted task, if present
329		*/
330		public void testPollSubmission() {
331	<	SubFJP p = null;
331	>	SubFJP p = new SubFJP();
332		try {
333	<	p = new SubFJP();
334	<	ForkJoinTask a = p.submit(new MediumRunnable());
335	<	ForkJoinTask b = p.submit(new MediumRunnable());
440	<	ForkJoinTask c = p.submit(new MediumRunnable());
333	>	ForkJoinTask a = p.submit(new ShortRunnable());
334	>	ForkJoinTask b = p.submit(new ShortRunnable());
335	>	ForkJoinTask c = p.submit(new ShortRunnable());
336		ForkJoinTask r = p.pollSubmission();
337		assertTrue(r == a || r == b || r == c);
338		assertFalse(r.isDone());
#	Line 450 | Line 345 | public class ForkJoinPoolTest extends JS
345		* drainTasksTo transfers unexecuted submitted tasks, if present
346		*/
347		public void testDrainTasksTo() {
348	<	SubFJP p = null;
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());
458	<	ForkJoinTask c = p.submit(new MediumRunnable());
350	>	ForkJoinTask a = p.submit(new ShortRunnable());
351	>	ForkJoinTask b = p.submit(new ShortRunnable());
352	>	ForkJoinTask c = p.submit(new ShortRunnable());
353		ArrayList<ForkJoinTask> al = new ArrayList();
354		p.drainTasksTo(al);
355		assertTrue(al.size() > 0);
#	Line 468 | Line 362 | public class ForkJoinPoolTest extends JS
362		}
363		}
364
365	<
365	>
366		// FJ Versions of AbstractExecutorService tests
367
368		/**
369		* execute(runnable) runs it to completion
370		*/
371	<	public void testExecuteRunnable() {
371	>	public void testExecuteRunnable() throws Throwable {
372	>	ExecutorService e = new ForkJoinPool(1);
373		try {
374	<	ExecutorService e = new ForkJoinPool(1);
375	<	TrackedShortRunnable task = new TrackedShortRunnable();
481	<	assertFalse(task.done);
374	>	TrackedRunnable task = trackedRunnable(SHORT_DELAY_MS);
375	>	assertFalse(task.isDone());
376		Future<?> future = e.submit(task);
377	<	future.get();
378	<	assertTrue(task.done);
379	<	}
380	<	catch (ExecutionException ex) {
381	<	unexpectedException();
488	<	}
489	<	catch (InterruptedException ex) {
490	<	unexpectedException();
377	>	assertNull(future.get());
378	>	assertTrue(task.isDone());
379	>	assertFalse(future.isCancelled());
380	>	} finally {
381	>	joinPool(e);
382		}
383		}
384
#	Line 495 | Line 386 | public class ForkJoinPoolTest extends JS
386		/**
387		* Completed submit(callable) returns result
388		*/
389	<	public void testSubmitCallable() {
389	>	public void testSubmitCallable() throws Throwable {
390	>	ExecutorService e = new ForkJoinPool(1);
391		try {
500	–	ExecutorService e = new ForkJoinPool(1);
392		Future<String> future = e.submit(new StringTask());
393	<	String result = future.get();
394	<	assertSame(TEST_STRING, result);
395	<	}
396	<	catch (ExecutionException ex) {
397	<	unexpectedException();
507	<	}
508	<	catch (InterruptedException ex) {
509	<	unexpectedException();
393	>	assertSame(TEST_STRING, future.get());
394	>	assertTrue(future.isDone());
395	>	assertFalse(future.isCancelled());
396	>	} finally {
397	>	joinPool(e);
398		}
399		}
400
401		/**
402		* Completed submit(runnable) returns successfully
403		*/
404	<	public void testSubmitRunnable() {
404	>	public void testSubmitRunnable() throws Throwable {
405	>	ExecutorService e = new ForkJoinPool(1);
406		try {
518	–	ExecutorService e = new ForkJoinPool(1);
407		Future<?> future = e.submit(new NoOpRunnable());
408	<	future.get();
408	>	assertNull(future.get());
409		assertTrue(future.isDone());
410	<	}
411	<	catch (ExecutionException ex) {
412	<	unexpectedException();
525	<	}
526	<	catch (InterruptedException ex) {
527	<	unexpectedException();
410	>	assertFalse(future.isCancelled());
411	>	} finally {
412	>	joinPool(e);
413		}
414		}
415
416		/**
417		* Completed submit(runnable, result) returns result
418		*/
419	<	public void testSubmitRunnable2() {
419	>	public void testSubmitRunnable2() throws Throwable {
420	>	ExecutorService e = new ForkJoinPool(1);
421		try {
536	–	ExecutorService e = new ForkJoinPool(1);
422		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
423	<	String result = future.get();
424	<	assertSame(TEST_STRING, result);
425	<	}
426	<	catch (ExecutionException ex) {
427	<	unexpectedException();
543	<	}
544	<	catch (InterruptedException ex) {
545	<	unexpectedException();
423	>	assertSame(TEST_STRING, future.get());
424	>	assertTrue(future.isDone());
425	>	assertFalse(future.isCancelled());
426	>	} finally {
427	>	joinPool(e);
428		}
429		}
430
431
432		/**
433	<	* A submitted privileged action to completion
433	>	* A submitted privileged action runs to completion
434		*/
435	<	public void testSubmitPrivilegedAction() {
435	>	public void testSubmitPrivilegedAction() throws Throwable {
436		Policy savedPolicy = null;
437		try {
438		savedPolicy = Policy.getPolicy();
#	Line 558 | Line 440 | public class ForkJoinPoolTest extends JS
440		policy.addPermission(new RuntimePermission("getContextClassLoader"));
441		policy.addPermission(new RuntimePermission("setContextClassLoader"));
442		Policy.setPolicy(policy);
443	<	} catch(AccessControlException ok) {
443	>	} catch (AccessControlException ok) {
444		return;
445		}
446	+
447		try {
448		ExecutorService e = new ForkJoinPool(1);
449	<	Future future = e.submit(Executors.callable(new PrivilegedAction() {
449	>	try {
450	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
451		public Object run() {
452		return TEST_STRING;
453		}}));
454
455	<	Object result = future.get();
456	<	assertSame(TEST_STRING, result);
457	<	}
458	<	catch (ExecutionException ex) {
575	<	unexpectedException();
576	<	}
577	<	catch (InterruptedException ex) {
578	<	unexpectedException();
579	<	}
580	<	finally {
581	<	try {
582	<	Policy.setPolicy(savedPolicy);
583	<	} catch(AccessControlException ok) {
584	<	return;
455	>	Object result = future.get();
456	>	assertSame(TEST_STRING, result);
457	>	} finally {
458	>	joinPool(e);
459		}
460	+	} finally {
461	+	Policy.setPolicy(savedPolicy);
462		}
463		}
464
465		/**
466	<	* A submitted a privileged exception action runs to completion
466	>	* A submitted privileged exception action runs to completion
467		*/
468	<	public void testSubmitPrivilegedExceptionAction() {
468	>	public void testSubmitPrivilegedExceptionAction() throws Throwable {
469		Policy savedPolicy = null;
470		try {
471		savedPolicy = Policy.getPolicy();
#	Line 597 | Line 473 | public class ForkJoinPoolTest extends JS
473		policy.addPermission(new RuntimePermission("getContextClassLoader"));
474		policy.addPermission(new RuntimePermission("setContextClassLoader"));
475		Policy.setPolicy(policy);
476	<	} catch(AccessControlException ok) {
476	>	} catch (AccessControlException ok) {
477		return;
478		}
479
480		try {
481		ExecutorService e = new ForkJoinPool(1);
482	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
482	>	try {
483	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
484		public Object run() {
485		return TEST_STRING;
486		}}));
487
488	<	Object result = future.get();
489	<	assertSame(TEST_STRING, result);
490	<	}
491	<	catch (ExecutionException ex) {
492	<	unexpectedException();
493	<	}
617	<	catch (InterruptedException ex) {
618	<	unexpectedException();
619	<	}
620	<	finally {
488	>	Object result = future.get();
489	>	assertSame(TEST_STRING, result);
490	>	} finally {
491	>	joinPool(e);
492	>	}
493	>	} finally {
494		Policy.setPolicy(savedPolicy);
495		}
496		}
#	Line 625 | Line 498 | public class ForkJoinPoolTest extends JS
498		/**
499		* A submitted failed privileged exception action reports exception
500		*/
501	<	public void testSubmitFailedPrivilegedExceptionAction() {
501	>	public void testSubmitFailedPrivilegedExceptionAction() throws Throwable {
502		Policy savedPolicy = null;
503		try {
504		savedPolicy = Policy.getPolicy();
#	Line 633 | Line 506 | public class ForkJoinPoolTest extends JS
506		policy.addPermission(new RuntimePermission("getContextClassLoader"));
507		policy.addPermission(new RuntimePermission("setContextClassLoader"));
508		Policy.setPolicy(policy);
509	<	} catch(AccessControlException ok) {
509	>	} catch (AccessControlException ok) {
510		return;
511		}
512
640	–
513		try {
514		ExecutorService e = new ForkJoinPool(1);
515	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
515	>	try {
516	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
517		public Object run() throws Exception {
518		throw new IndexOutOfBoundsException();
519		}}));
520
521	<	Object result = future.get();
522	<	shouldThrow();
523	<	}
524	<	catch (ExecutionException success) {
525	<	} catch (CancellationException success) {
526	<	} catch (InterruptedException ex) {
527	<	unexpectedException();
528	<	}
656	<	finally {
521	>	Object result = future.get();
522	>	shouldThrow();
523	>	} catch (ExecutionException success) {
524	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
525	>	} finally {
526	>	joinPool(e);
527	>	}
528	>	} finally {
529		Policy.setPolicy(savedPolicy);
530		}
531		}
532
533		/**
534	<	* execute(null runnable) throws NPE
534	>	* execute(null runnable) throws NullPointerException
535		*/
536		public void testExecuteNullRunnable() {
537	+	ExecutorService e = new ForkJoinPool(1);
538		try {
539	<	ExecutorService e = new ForkJoinPool(1);
667	<	TrackedShortRunnable task = null;
668	<	Future<?> future = e.submit(task);
539	>	Future<?> future = e.submit((Runnable) null);
540		shouldThrow();
541	<	}
542	<	catch (NullPointerException success) {
543	<	}
673	<	catch (Exception ex) {
674	<	unexpectedException();
541	>	} catch (NullPointerException success) {
542	>	} finally {
543	>	joinPool(e);
544		}
545		}
546
547
548		/**
549	<	* submit(null callable) throws NPE
549	>	* submit(null callable) throws NullPointerException
550		*/
551		public void testSubmitNullCallable() {
552	+	ExecutorService e = new ForkJoinPool(1);
553		try {
554	<	ExecutorService e = new ForkJoinPool(1);
685	<	StringTask t = null;
686	<	Future<String> future = e.submit(t);
554	>	Future<String> future = e.submit((Callable) null);
555		shouldThrow();
556	<	}
557	<	catch (NullPointerException success) {
558	<	}
691	<	catch (Exception ex) {
692	<	unexpectedException();
556	>	} catch (NullPointerException success) {
557	>	} finally {
558	>	joinPool(e);
559		}
560		}
561
562
563		/**
564	<	*  Blocking on submit(callable) throws InterruptedException if
699	<	*  caller interrupted.
564	>	* submit(callable).get() throws InterruptedException if interrupted
565		*/
566	<	public void testInterruptedSubmit() {
567	<	final ForkJoinPool p = new ForkJoinPool(1);
568	<	Thread t = new Thread(new Runnable() {
569	<	public void run() {
570	<	try {
571	<	p.submit(new Callable<Object>() {
572	<	public Object call() {
573	<	try {
574	<	Thread.sleep(MEDIUM_DELAY_MS);
575	<	shouldThrow();
576	<	} catch(InterruptedException e){
577	<	}
578	<	return null;
579	<	}
580	<	}).get();
581	<	} catch(InterruptedException success){
717	<	} catch(Exception e) {
718	<	unexpectedException();
719	<	}
720	<
721	<	}
722	<	});
723	<	try {
566	>	public void testInterruptedSubmit() throws InterruptedException {
567	>	final CountDownLatch submitted    = new CountDownLatch(1);
568	>	final CountDownLatch quittingTime = new CountDownLatch(1);
569	>	final ExecutorService p = new ForkJoinPool(1);
570	>	final Callable<Void> awaiter = new CheckedCallable<Void>() {
571	>	public Void realCall() throws InterruptedException {
572	>	assertTrue(quittingTime.await(MEDIUM_DELAY_MS, MILLISECONDS));
573	>	return null;
574	>	}};
575	>	try {
576	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
577	>	public void realRun() throws Exception {
578	>	Future<Void> future = p.submit(awaiter);
579	>	submitted.countDown();
580	>	future.get();
581	>	}});
582		t.start();
583	<	Thread.sleep(SHORT_DELAY_MS);
583	>	assertTrue(submitted.await(MEDIUM_DELAY_MS, MILLISECONDS));
584		t.interrupt();
585	<	} catch(Exception e){
586	<	unexpectedException();
585	>	t.join();
586	>	} finally {
587	>	quittingTime.countDown();
588	>	joinPool(p);
589		}
730	–	joinPool(p);
590		}
591
592		/**
593	<	*  get of submit(callable) throws ExecutionException if callable
594	<	*  throws exception
593	>	* get of submit(callable) throws ExecutionException if callable
594	>	* throws exception
595		*/
596	<	public void testSubmitEE() {
596	>	public void testSubmitEE() throws Throwable {
597		ForkJoinPool p = new ForkJoinPool(1);
739	–
598		try {
599	<	Callable c = new Callable() {
600	<	public Object call() {
601	<	int i = 5/0;
602	<	return Boolean.TRUE;
603	<	}
746	<	};
747	<
748	<	for(int i =0; i < 5; i++){
749	<	p.submit(c).get();
750	<	}
751	<
599	>	p.submit(new Callable() {
600	>	public Object call() {
601	>	int i = 5/0;
602	>	return Boolean.TRUE;
603	>	}}).get();
604		shouldThrow();
605	+	} catch (ExecutionException success) {
606	+	assertTrue(success.getCause() instanceof ArithmeticException);
607	+	} finally {
608	+	joinPool(p);
609		}
754	–	catch(ExecutionException success){
755	–	} catch (CancellationException success) {
756	–	} catch(Exception e) {
757	–	unexpectedException();
758	–	}
759	–	joinPool(p);
610		}
611
612		/**
613	<	* invokeAny(null) throws NPE
613	>	* invokeAny(null) throws NullPointerException
614		*/
615	<	public void testInvokeAny1() {
615	>	public void testInvokeAny1() throws Throwable {
616		ExecutorService e = new ForkJoinPool(1);
617		try {
618		e.invokeAny(null);
619	+	shouldThrow();
620		} catch (NullPointerException success) {
770	–	} catch(Exception ex) {
771	–	unexpectedException();
621		} finally {
622		joinPool(e);
623		}
624		}
625
626		/**
627	<	* invokeAny(empty collection) throws IAE
627	>	* invokeAny(empty collection) throws IllegalArgumentException
628		*/
629	<	public void testInvokeAny2() {
629	>	public void testInvokeAny2() throws Throwable {
630		ExecutorService e = new ForkJoinPool(1);
631		try {
632		e.invokeAny(new ArrayList<Callable<String>>());
633	+	shouldThrow();
634		} catch (IllegalArgumentException success) {
785	–	} catch(Exception ex) {
786	–	unexpectedException();
635		} finally {
636		joinPool(e);
637		}
638		}
639
640		/**
641	<	* invokeAny(c) throws NPE if c has null elements
641	>	* invokeAny(c) throws NullPointerException if c has a single null element
642		*/
643	<	public void testInvokeAny3() {
643	>	public void testInvokeAny3() throws Throwable {
644		ExecutorService e = new ForkJoinPool(1);
645	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
646	+	l.add(null);
647	+	try {
648	+	e.invokeAny(l);
649	+	shouldThrow();
650	+	} catch (NullPointerException success) {
651	+	} finally {
652	+	joinPool(e);
653	+	}
654	+	}
655	+
656	+	/**
657	+	* invokeAny(c) throws NullPointerException if c has null elements
658	+	*/
659	+	public void testInvokeAny4() throws Throwable {
660	+	CountDownLatch latch = new CountDownLatch(1);
661	+	ExecutorService e = new ForkJoinPool(1);
662	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
663	+	l.add(latchAwaitingStringTask(latch));
664	+	l.add(null);
665		try {
798	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
799	–	l.add(new StringTask());
800	–	l.add(null);
666		e.invokeAny(l);
667	+	shouldThrow();
668		} catch (NullPointerException success) {
803	–	} catch(Exception ex) {
804	–	ex.printStackTrace();
805	–	unexpectedException();
669		} finally {
670	+	latch.countDown();
671		joinPool(e);
672		}
673		}
#	Line 811 | Line 675 | public class ForkJoinPoolTest extends JS
675		/**
676		* invokeAny(c) throws ExecutionException if no task in c completes
677		*/
678	<	public void testInvokeAny4() {
678	>	public void testInvokeAny5() throws Throwable {
679		ExecutorService e = new ForkJoinPool(1);
680	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
681	+	l.add(new NPETask());
682		try {
817	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
818	–	l.add(new NPETask());
683		e.invokeAny(l);
684	<	} catch(ExecutionException success) {
685	<	} catch (CancellationException success) {
686	<	} catch(Exception ex) {
823	<	unexpectedException();
684	>	shouldThrow();
685	>	} catch (ExecutionException success) {
686	>	assertTrue(success.getCause() instanceof NullPointerException);
687		} finally {
688		joinPool(e);
689		}
#	Line 829 | Line 692 | public class ForkJoinPoolTest extends JS
692		/**
693		* invokeAny(c) returns result of some task in c if at least one completes
694		*/
695	<	public void testInvokeAny5() {
695	>	public void testInvokeAny6() throws Throwable {
696		ExecutorService e = new ForkJoinPool(1);
697		try {
698	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
698	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
699		l.add(new StringTask());
700		l.add(new StringTask());
701		String result = e.invokeAny(l);
702		assertSame(TEST_STRING, result);
840	–	} catch (ExecutionException success) {
841	–	} catch (CancellationException success) {
842	–	} catch(Exception ex) {
843	–	unexpectedException();
703		} finally {
704		joinPool(e);
705		}
706		}
707
708		/**
709	<	* invokeAll(null) throws NPE
709	>	* invokeAll(null) throws NullPointerException
710		*/
711	<	public void testInvokeAll1() {
711	>	public void testInvokeAll1() throws Throwable {
712		ExecutorService e = new ForkJoinPool(1);
713		try {
714		e.invokeAll(null);
715	+	shouldThrow();
716		} catch (NullPointerException success) {
857	–	} catch(Exception ex) {
858	–	unexpectedException();
717		} finally {
718		joinPool(e);
719		}
#	Line 864 | Line 722 | public class ForkJoinPoolTest extends JS
722		/**
723		* invokeAll(empty collection) returns empty collection
724		*/
725	<	public void testInvokeAll2() {
725	>	public void testInvokeAll2() throws InterruptedException {
726		ExecutorService e = new ForkJoinPool(1);
727		try {
728	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
728	>	List<Future<String>> r
729	>	= e.invokeAll(new ArrayList<Callable<String>>());
730		assertTrue(r.isEmpty());
872	–	} catch(Exception ex) {
873	–	unexpectedException();
731		} finally {
732		joinPool(e);
733		}
734		}
735
736		/**
737	<	* invokeAll(c) throws NPE if c has null elements
737	>	* invokeAll(c) throws NullPointerException if c has null elements
738		*/
739	<	public void testInvokeAll3() {
739	>	public void testInvokeAll3() throws InterruptedException {
740		ExecutorService e = new ForkJoinPool(1);
741	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
742	+	l.add(new StringTask());
743	+	l.add(null);
744		try {
885	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
886	–	l.add(new StringTask());
887	–	l.add(null);
745		e.invokeAll(l);
746	+	shouldThrow();
747		} catch (NullPointerException success) {
890	–	} catch(Exception ex) {
891	–	unexpectedException();
748		} finally {
749		joinPool(e);
750		}
751		}
752
753		/**
754	<	* get of returned element of invokeAll(c) throws exception on failed task
754	>	* get of returned element of invokeAll(c) throws
755	>	* ExecutionException on failed task
756		*/
757	<	public void testInvokeAll4() {
757	>	public void testInvokeAll4() throws Throwable {
758		ExecutorService e = new ForkJoinPool(1);
759	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
760	+	l.add(new NPETask());
761	+	List<Future<String>> futures = e.invokeAll(l);
762	+	assertEquals(1, futures.size());
763		try {
764	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
765	<	l.add(new NPETask());
766	<	List<Future<String>> result = e.invokeAll(l);
767	<	assertEquals(1, result.size());
907	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
908	<	it.next().get();
909	<	} catch(ExecutionException success) {
910	<	} catch (CancellationException success) {
911	<	} catch(Exception ex) {
912	<	ex.printStackTrace();
913	<	unexpectedException();
764	>	futures.get(0).get();
765	>	shouldThrow();
766	>	} catch (ExecutionException success) {
767	>	assertTrue(success.getCause() instanceof NullPointerException);
768		} finally {
769		joinPool(e);
770		}
#	Line 919 | Line 773 | public class ForkJoinPoolTest extends JS
773		/**
774		* invokeAll(c) returns results of all completed tasks in c
775		*/
776	<	public void testInvokeAll5() {
776	>	public void testInvokeAll5() throws Throwable {
777		ExecutorService e = new ForkJoinPool(1);
778		try {
779	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
779	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
780		l.add(new StringTask());
781		l.add(new StringTask());
782	<	List<Future<String>> result = e.invokeAll(l);
783	<	assertEquals(2, result.size());
784	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
785	<	assertSame(TEST_STRING, it.next().get());
932	<	} catch (ExecutionException success) {
933	<	} catch (CancellationException success) {
934	<	} catch(Exception ex) {
935	<	ex.printStackTrace();
936	<	unexpectedException();
782	>	List<Future<String>> futures = e.invokeAll(l);
783	>	assertEquals(2, futures.size());
784	>	for (Future<String> future : futures)
785	>	assertSame(TEST_STRING, future.get());
786		} finally {
787		joinPool(e);
788		}
#	Line 941 | Line 790 | public class ForkJoinPoolTest extends JS
790
791
792		/**
793	<	* timed invokeAny(null) throws NPE
793	>	* timed invokeAny(null) throws NullPointerException
794		*/
795	<	public void testTimedInvokeAny1() {
795	>	public void testTimedInvokeAny1() throws Throwable {
796		ExecutorService e = new ForkJoinPool(1);
797		try {
798	<	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
798	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
799	>	shouldThrow();
800		} catch (NullPointerException success) {
951	–	} catch(Exception ex) {
952	–	ex.printStackTrace();
953	–	unexpectedException();
801		} finally {
802		joinPool(e);
803		}
804		}
805
806		/**
807	<	* timed invokeAny(null time unit) throws NPE
807	>	* timed invokeAny(null time unit) throws NullPointerException
808		*/
809	<	public void testTimedInvokeAnyNullTimeUnit() {
809	>	public void testTimedInvokeAnyNullTimeUnit() throws Throwable {
810		ExecutorService e = new ForkJoinPool(1);
811	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
812	+	l.add(new StringTask());
813		try {
965	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
966	–	l.add(new StringTask());
814		e.invokeAny(l, MEDIUM_DELAY_MS, null);
815	+	shouldThrow();
816		} catch (NullPointerException success) {
969	–	} catch(Exception ex) {
970	–	ex.printStackTrace();
971	–	unexpectedException();
817		} finally {
818		joinPool(e);
819		}
820		}
821
822		/**
823	<	* timed invokeAny(empty collection) throws IAE
823	>	* timed invokeAny(empty collection) throws IllegalArgumentException
824		*/
825	<	public void testTimedInvokeAny2() {
825	>	public void testTimedInvokeAny2() throws Throwable {
826		ExecutorService e = new ForkJoinPool(1);
827		try {
828	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
828	>	e.invokeAny(new ArrayList<Callable<String>>(),
829	>	MEDIUM_DELAY_MS, MILLISECONDS);
830	>	shouldThrow();
831		} catch (IllegalArgumentException success) {
985	–	} catch(Exception ex) {
986	–	ex.printStackTrace();
987	–	unexpectedException();
832		} finally {
833		joinPool(e);
834		}
835		}
836
837		/**
838	<	* timed invokeAny(c) throws NPE if c has null elements
838	>	* timed invokeAny(c) throws NullPointerException if c has null elements
839		*/
840	<	public void testTimedInvokeAny3() {
840	>	public void testTimedInvokeAny3() throws Throwable {
841	>	CountDownLatch latch = new CountDownLatch(1);
842		ExecutorService e = new ForkJoinPool(1);
843	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
844	+	l.add(latchAwaitingStringTask(latch));
845	+	l.add(null);
846		try {
847	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
848	<	l.add(new StringTask());
1001	<	l.add(null);
1002	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
847	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
848	>	shouldThrow();
849		} catch (NullPointerException success) {
1004	–	} catch(Exception ex) {
1005	–	ex.printStackTrace();
1006	–	unexpectedException();
850		} finally {
851	+	latch.countDown();
852		joinPool(e);
853		}
854		}
#	Line 1012 | Line 856 | public class ForkJoinPoolTest extends JS
856		/**
857		* timed invokeAny(c) throws ExecutionException if no task completes
858		*/
859	<	public void testTimedInvokeAny4() {
859	>	public void testTimedInvokeAny4() throws Throwable {
860		ExecutorService e = new ForkJoinPool(1);
861	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
862	+	l.add(new NPETask());
863		try {
864	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
865	<	l.add(new NPETask());
866	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
867	<	} catch(ExecutionException success) {
1022	<	} catch (CancellationException success) {
1023	<	} catch(Exception ex) {
1024	<	ex.printStackTrace();
1025	<	unexpectedException();
864	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
865	>	shouldThrow();
866	>	} catch (ExecutionException success) {
867	>	assertTrue(success.getCause() instanceof NullPointerException);
868		} finally {
869		joinPool(e);
870		}
#	Line 1031 | Line 873 | public class ForkJoinPoolTest extends JS
873		/**
874		* timed invokeAny(c) returns result of some task in c
875		*/
876	<	public void testTimedInvokeAny5() {
876	>	public void testTimedInvokeAny5() throws Throwable {
877		ExecutorService e = new ForkJoinPool(1);
878		try {
879	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
879	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
880		l.add(new StringTask());
881		l.add(new StringTask());
882	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
882	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
883		assertSame(TEST_STRING, result);
1042	–	} catch (ExecutionException success) {
1043	–	} catch (CancellationException success) {
1044	–	} catch(Exception ex) {
1045	–	ex.printStackTrace();
1046	–	unexpectedException();
884		} finally {
885		joinPool(e);
886		}
887		}
888
889		/**
890	<	* timed invokeAll(null) throws NPE
890	>	* timed invokeAll(null) throws NullPointerException
891		*/
892	<	public void testTimedInvokeAll1() {
892	>	public void testTimedInvokeAll1() throws Throwable {
893		ExecutorService e = new ForkJoinPool(1);
894		try {
895	<	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
895	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
896	>	shouldThrow();
897		} catch (NullPointerException success) {
1060	–	} catch(Exception ex) {
1061	–	ex.printStackTrace();
1062	–	unexpectedException();
898		} finally {
899		joinPool(e);
900		}
901		}
902
903		/**
904	<	* timed invokeAll(null time unit) throws NPE
904	>	* timed invokeAll(null time unit) throws NullPointerException
905		*/
906	<	public void testTimedInvokeAllNullTimeUnit() {
906	>	public void testTimedInvokeAllNullTimeUnit() throws Throwable {
907		ExecutorService e = new ForkJoinPool(1);
908	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
909	+	l.add(new StringTask());
910		try {
1074	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1075	–	l.add(new StringTask());
911		e.invokeAll(l, MEDIUM_DELAY_MS, null);
912	+	shouldThrow();
913		} catch (NullPointerException success) {
1078	–	} catch(Exception ex) {
1079	–	ex.printStackTrace();
1080	–	unexpectedException();
914		} finally {
915		joinPool(e);
916		}
#	Line 1086 | Line 919 | public class ForkJoinPoolTest extends JS
919		/**
920		* timed invokeAll(empty collection) returns empty collection
921		*/
922	<	public void testTimedInvokeAll2() {
922	>	public void testTimedInvokeAll2() throws InterruptedException {
923		ExecutorService e = new ForkJoinPool(1);
924		try {
925	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
925	>	List<Future<String>> r
926	>	= e.invokeAll(new ArrayList<Callable<String>>(),
927	>	MEDIUM_DELAY_MS, MILLISECONDS);
928		assertTrue(r.isEmpty());
1094	–	} catch(Exception ex) {
1095	–	ex.printStackTrace();
1096	–	unexpectedException();
929		} finally {
930		joinPool(e);
931		}
932		}
933
934		/**
935	<	* timed invokeAll(c) throws NPE if c has null elements
935	>	* timed invokeAll(c) throws NullPointerException if c has null elements
936		*/
937	<	public void testTimedInvokeAll3() {
937	>	public void testTimedInvokeAll3() throws InterruptedException {
938		ExecutorService e = new ForkJoinPool(1);
939	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
940	+	l.add(new StringTask());
941	+	l.add(null);
942		try {
943	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
944	<	l.add(new StringTask());
1110	<	l.add(null);
1111	<	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
943	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
944	>	shouldThrow();
945		} catch (NullPointerException success) {
1113	–	} catch(Exception ex) {
1114	–	ex.printStackTrace();
1115	–	unexpectedException();
946		} finally {
947		joinPool(e);
948		}
#	Line 1121 | Line 951 | public class ForkJoinPoolTest extends JS
951		/**
952		* get of returned element of invokeAll(c) throws exception on failed task
953		*/
954	<	public void testTimedInvokeAll4() {
954	>	public void testTimedInvokeAll4() throws Throwable {
955		ExecutorService e = new ForkJoinPool(1);
956	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
957	+	l.add(new NPETask());
958	+	List<Future<String>> futures
959	+	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
960	+	assertEquals(1, futures.size());
961		try {
962	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
963	<	l.add(new NPETask());
964	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
965	<	assertEquals(1, result.size());
1131	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1132	<	it.next().get();
1133	<	} catch(ExecutionException success) {
1134	<	} catch (CancellationException success) {
1135	<	} catch(Exception ex) {
1136	<	ex.printStackTrace();
1137	<	unexpectedException();
962	>	futures.get(0).get();
963	>	shouldThrow();
964	>	} catch (ExecutionException success) {
965	>	assertTrue(success.getCause() instanceof NullPointerException);
966		} finally {
967		joinPool(e);
968		}
#	Line 1143 | Line 971 | public class ForkJoinPoolTest extends JS
971		/**
972		* timed invokeAll(c) returns results of all completed tasks in c
973		*/
974	<	public void testTimedInvokeAll5() {
974	>	public void testTimedInvokeAll5() throws Throwable {
975		ExecutorService e = new ForkJoinPool(1);
976		try {
977	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
977	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
978		l.add(new StringTask());
979		l.add(new StringTask());
980	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
981	<	assertEquals(2, result.size());
982	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
983	<	assertSame(TEST_STRING, it.next().get());
984	<	} catch (ExecutionException success) {
1157	<	} catch (CancellationException success) {
1158	<	} catch(Exception ex) {
1159	<	ex.printStackTrace();
1160	<	unexpectedException();
980	>	List<Future<String>> futures
981	>	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
982	>	assertEquals(2, futures.size());
983	>	for (Future<String> future : futures)
984	>	assertSame(TEST_STRING, future.get());
985		} finally {
986		joinPool(e);
987		}

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