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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 1.36 by jsr166, Mon Nov 29 07:42:58 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	>	final CountDownLatch done = new CountDownLatch(1);
332	>	SubFJP p = new SubFJP();
333		try {
334	<	p = new SubFJP();
335	<	ForkJoinTask a = p.submit(new MediumRunnable());
336	<	ForkJoinTask b = p.submit(new MediumRunnable());
440	<	ForkJoinTask c = p.submit(new MediumRunnable());
334	>	ForkJoinTask a = p.submit(awaiter(done));
335	>	ForkJoinTask b = p.submit(awaiter(done));
336	>	ForkJoinTask c = p.submit(awaiter(done));
337		ForkJoinTask r = p.pollSubmission();
338		assertTrue(r == a || r == b || r == c);
339		assertFalse(r.isDone());
340		} finally {
341	+	done.countDown();
342		joinPool(p);
343		}
344		}
#	Line 450 | Line 347 | public class ForkJoinPoolTest extends JS
347		* drainTasksTo transfers unexecuted submitted tasks, if present
348		*/
349		public void testDrainTasksTo() {
350	<	SubFJP p = null;
350	>	final CountDownLatch done = new CountDownLatch(1);
351	>	SubFJP p = new SubFJP();
352		try {
353	<	p = new SubFJP();
354	<	ForkJoinTask a = p.submit(new MediumRunnable());
355	<	ForkJoinTask b = p.submit(new MediumRunnable());
458	<	ForkJoinTask c = p.submit(new MediumRunnable());
353	>	ForkJoinTask a = p.submit(awaiter(done));
354	>	ForkJoinTask b = p.submit(awaiter(done));
355	>	ForkJoinTask c = p.submit(awaiter(done));
356		ArrayList<ForkJoinTask> al = new ArrayList();
357		p.drainTasksTo(al);
358		assertTrue(al.size() > 0);
#	Line 464 | Line 361 | public class ForkJoinPoolTest extends JS
361		assertFalse(r.isDone());
362		}
363		} finally {
364	+	done.countDown();
365		joinPool(p);
366		}
367		}
368
369	<
369	>
370		// FJ Versions of AbstractExecutorService tests
371
372		/**
373		* execute(runnable) runs it to completion
374		*/
375	<	public void testExecuteRunnable() {
375	>	public void testExecuteRunnable() throws Throwable {
376	>	ExecutorService e = new ForkJoinPool(1);
377		try {
378	<	ExecutorService e = new ForkJoinPool(1);
379	<	TrackedShortRunnable task = new TrackedShortRunnable();
481	<	assertFalse(task.done);
378	>	TrackedRunnable task = trackedRunnable(SHORT_DELAY_MS);
379	>	assertFalse(task.isDone());
380		Future<?> future = e.submit(task);
381	<	future.get();
382	<	assertTrue(task.done);
383	<	}
384	<	catch (ExecutionException ex) {
385	<	unexpectedException();
386	<	}
387	<	catch (InterruptedException ex) {
490	<	unexpectedException();
381	>	assertNull(future.get());
382	>	assertNull(future.get(MEDIUM_DELAY_MS, MILLISECONDS));
383	>	assertTrue(task.isDone());
384	>	assertTrue(future.isDone());
385	>	assertFalse(future.isCancelled());
386	>	} finally {
387	>	joinPool(e);
388		}
389		}
390
#	Line 495 | Line 392 | public class ForkJoinPoolTest extends JS
392		/**
393		* Completed submit(callable) returns result
394		*/
395	<	public void testSubmitCallable() {
395	>	public void testSubmitCallable() throws Throwable {
396	>	ExecutorService e = new ForkJoinPool(1);
397		try {
500	–	ExecutorService e = new ForkJoinPool(1);
398		Future<String> future = e.submit(new StringTask());
399	<	String result = future.get();
400	<	assertSame(TEST_STRING, result);
401	<	}
402	<	catch (ExecutionException ex) {
403	<	unexpectedException();
507	<	}
508	<	catch (InterruptedException ex) {
509	<	unexpectedException();
399	>	assertSame(TEST_STRING, future.get());
400	>	assertTrue(future.isDone());
401	>	assertFalse(future.isCancelled());
402	>	} finally {
403	>	joinPool(e);
404		}
405		}
406
407		/**
408		* Completed submit(runnable) returns successfully
409		*/
410	<	public void testSubmitRunnable() {
410	>	public void testSubmitRunnable() throws Throwable {
411	>	ExecutorService e = new ForkJoinPool(1);
412		try {
518	–	ExecutorService e = new ForkJoinPool(1);
413		Future<?> future = e.submit(new NoOpRunnable());
414	<	future.get();
414	>	assertNull(future.get());
415		assertTrue(future.isDone());
416	<	}
417	<	catch (ExecutionException ex) {
418	<	unexpectedException();
525	<	}
526	<	catch (InterruptedException ex) {
527	<	unexpectedException();
416	>	assertFalse(future.isCancelled());
417	>	} finally {
418	>	joinPool(e);
419		}
420		}
421
422		/**
423		* Completed submit(runnable, result) returns result
424		*/
425	<	public void testSubmitRunnable2() {
425	>	public void testSubmitRunnable2() throws Throwable {
426	>	ExecutorService e = new ForkJoinPool(1);
427		try {
536	–	ExecutorService e = new ForkJoinPool(1);
428		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
429	<	String result = future.get();
430	<	assertSame(TEST_STRING, result);
431	<	}
432	<	catch (ExecutionException ex) {
433	<	unexpectedException();
543	<	}
544	<	catch (InterruptedException ex) {
545	<	unexpectedException();
429	>	assertSame(TEST_STRING, future.get());
430	>	assertTrue(future.isDone());
431	>	assertFalse(future.isCancelled());
432	>	} finally {
433	>	joinPool(e);
434		}
435		}
436
549	–
437		/**
438	<	* A submitted privileged action to completion
438	>	* A submitted privileged action runs to completion
439		*/
440	<	public void testSubmitPrivilegedAction() {
441	<	Policy savedPolicy = null;
442	<	try {
443	<	savedPolicy = Policy.getPolicy();
444	<	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() {
440	>	public void testSubmitPrivilegedAction() throws Exception {
441	>	Runnable r = new CheckedRunnable() {
442	>	public void realRun() throws Exception {
443	>	ExecutorService e = new ForkJoinPool(1);
444	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
445		public Object run() {
446		return TEST_STRING;
447		}}));
448
449	<	Object result = future.get();
450	<	assertSame(TEST_STRING, result);
451	<	}
452	<	catch (ExecutionException ex) {
453	<	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	<	}
449	>	assertSame(TEST_STRING, future.get());
450	>	}};
451	>
452	>	runWithPermissions(r,
453	>	new RuntimePermission("modifyThread"));
454		}
455
456		/**
457	<	* A submitted a privileged exception action runs to completion
457	>	* A submitted privileged exception action runs to completion
458		*/
459	<	public void testSubmitPrivilegedExceptionAction() {
460	<	Policy savedPolicy = null;
461	<	try {
462	<	savedPolicy = Policy.getPolicy();
463	<	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() {
459	>	public void testSubmitPrivilegedExceptionAction() throws Exception {
460	>	Runnable r = new CheckedRunnable() {
461	>	public void realRun() throws Exception {
462	>	ExecutorService e = new ForkJoinPool(1);
463	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
464		public Object run() {
465		return TEST_STRING;
466		}}));
467
468	<	Object result = future.get();
469	<	assertSame(TEST_STRING, result);
470	<	}
471	<	catch (ExecutionException ex) {
615	<	unexpectedException();
616	<	}
617	<	catch (InterruptedException ex) {
618	<	unexpectedException();
619	<	}
620	<	finally {
621	<	Policy.setPolicy(savedPolicy);
622	<	}
468	>	assertSame(TEST_STRING, future.get());
469	>	}};
470	>
471	>	runWithPermissions(r, new RuntimePermission("modifyThread"));
472		}
473
474		/**
475		* A submitted failed privileged exception action reports exception
476		*/
477	<	public void testSubmitFailedPrivilegedExceptionAction() {
478	<	Policy savedPolicy = null;
479	<	try {
480	<	savedPolicy = Policy.getPolicy();
481	<	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() {
477	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
478	>	Runnable r = new CheckedRunnable() {
479	>	public void realRun() throws Exception {
480	>	ExecutorService e = new ForkJoinPool(1);
481	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
482		public Object run() throws Exception {
483		throw new IndexOutOfBoundsException();
484		}}));
485
486	<	Object result = future.get();
487	<	shouldThrow();
488	<	}
489	<	catch (ExecutionException success) {
490	<	} catch (CancellationException success) {
491	<	} catch (InterruptedException ex) {
492	<	unexpectedException();
493	<	}
656	<	finally {
657	<	Policy.setPolicy(savedPolicy);
658	<	}
486	>	try {
487	>	future.get();
488	>	shouldThrow();
489	>	} catch (ExecutionException success) {
490	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
491	>	}}};
492	>
493	>	runWithPermissions(r, new RuntimePermission("modifyThread"));
494		}
495
496		/**
497	<	* execute(null runnable) throws NPE
497	>	* execute(null runnable) throws NullPointerException
498		*/
499		public void testExecuteNullRunnable() {
500	+	ExecutorService e = new ForkJoinPool(1);
501		try {
502	<	ExecutorService e = new ForkJoinPool(1);
667	<	TrackedShortRunnable task = null;
668	<	Future<?> future = e.submit(task);
502	>	Future<?> future = e.submit((Runnable) null);
503		shouldThrow();
504	<	}
505	<	catch (NullPointerException success) {
506	<	}
673	<	catch (Exception ex) {
674	<	unexpectedException();
504	>	} catch (NullPointerException success) {
505	>	} finally {
506	>	joinPool(e);
507		}
508		}
509
510
511		/**
512	<	* submit(null callable) throws NPE
512	>	* submit(null callable) throws NullPointerException
513		*/
514		public void testSubmitNullCallable() {
515	+	ExecutorService e = new ForkJoinPool(1);
516		try {
517	<	ExecutorService e = new ForkJoinPool(1);
685	<	StringTask t = null;
686	<	Future<String> future = e.submit(t);
517	>	Future<String> future = e.submit((Callable) null);
518		shouldThrow();
519	<	}
520	<	catch (NullPointerException success) {
521	<	}
691	<	catch (Exception ex) {
692	<	unexpectedException();
519	>	} catch (NullPointerException success) {
520	>	} finally {
521	>	joinPool(e);
522		}
523		}
524
525
526		/**
527	<	*  Blocking on submit(callable) throws InterruptedException if
699	<	*  caller interrupted.
527	>	* submit(callable).get() throws InterruptedException if interrupted
528		*/
529	<	public void testInterruptedSubmit() {
530	<	final ForkJoinPool p = new ForkJoinPool(1);
531	<	Thread t = new Thread(new Runnable() {
532	<	public void run() {
533	<	try {
534	<	p.submit(new Callable<Object>() {
535	<	public Object call() {
536	<	try {
537	<	Thread.sleep(MEDIUM_DELAY_MS);
538	<	shouldThrow();
539	<	} catch(InterruptedException e){
540	<	}
541	<	return null;
542	<	}
543	<	}).get();
544	<	} catch(InterruptedException success){
717	<	} catch(Exception e) {
718	<	unexpectedException();
719	<	}
720	<
721	<	}
722	<	});
723	<	try {
529	>	public void testInterruptedSubmit() throws InterruptedException {
530	>	final CountDownLatch submitted    = new CountDownLatch(1);
531	>	final CountDownLatch quittingTime = new CountDownLatch(1);
532	>	final ExecutorService p = new ForkJoinPool(1);
533	>	final Callable<Void> awaiter = new CheckedCallable<Void>() {
534	>	public Void realCall() throws InterruptedException {
535	>	assertTrue(quittingTime.await(MEDIUM_DELAY_MS, MILLISECONDS));
536	>	return null;
537	>	}};
538	>	try {
539	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
540	>	public void realRun() throws Exception {
541	>	Future<Void> future = p.submit(awaiter);
542	>	submitted.countDown();
543	>	future.get();
544	>	}});
545		t.start();
546	<	Thread.sleep(SHORT_DELAY_MS);
546	>	assertTrue(submitted.await(MEDIUM_DELAY_MS, MILLISECONDS));
547		t.interrupt();
548	<	} catch(Exception e){
549	<	unexpectedException();
548	>	t.join();
549	>	} finally {
550	>	quittingTime.countDown();
551	>	joinPool(p);
552		}
730	–	joinPool(p);
553		}
554
555		/**
556	<	*  get of submit(callable) throws ExecutionException if callable
557	<	*  throws exception
556	>	* get of submit(callable) throws ExecutionException if callable
557	>	* throws exception
558		*/
559	<	public void testSubmitEE() {
559	>	public void testSubmitEE() throws Throwable {
560		ForkJoinPool p = new ForkJoinPool(1);
739	–
561		try {
562	<	Callable c = new Callable() {
563	<	public Object call() {
564	<	int i = 5/0;
565	<	return Boolean.TRUE;
566	<	}
746	<	};
747	<
748	<	for(int i =0; i < 5; i++){
749	<	p.submit(c).get();
750	<	}
751	<
562	>	p.submit(new Callable() {
563	>	public Object call() {
564	>	int i = 5/0;
565	>	return Boolean.TRUE;
566	>	}}).get();
567		shouldThrow();
568	+	} catch (ExecutionException success) {
569	+	assertTrue(success.getCause() instanceof ArithmeticException);
570	+	} finally {
571	+	joinPool(p);
572		}
754	–	catch(ExecutionException success){
755	–	} catch (CancellationException success) {
756	–	} catch(Exception e) {
757	–	unexpectedException();
758	–	}
759	–	joinPool(p);
573		}
574
575		/**
576	<	* invokeAny(null) throws NPE
576	>	* invokeAny(null) throws NullPointerException
577		*/
578	<	public void testInvokeAny1() {
578	>	public void testInvokeAny1() throws Throwable {
579		ExecutorService e = new ForkJoinPool(1);
580		try {
581		e.invokeAny(null);
582	+	shouldThrow();
583		} catch (NullPointerException success) {
770	–	} catch(Exception ex) {
771	–	unexpectedException();
584		} finally {
585		joinPool(e);
586		}
587		}
588
589		/**
590	<	* invokeAny(empty collection) throws IAE
590	>	* invokeAny(empty collection) throws IllegalArgumentException
591		*/
592	<	public void testInvokeAny2() {
592	>	public void testInvokeAny2() throws Throwable {
593		ExecutorService e = new ForkJoinPool(1);
594		try {
595		e.invokeAny(new ArrayList<Callable<String>>());
596	+	shouldThrow();
597		} catch (IllegalArgumentException success) {
785	–	} catch(Exception ex) {
786	–	unexpectedException();
598		} finally {
599		joinPool(e);
600		}
601		}
602
603		/**
604	<	* invokeAny(c) throws NPE if c has null elements
604	>	* invokeAny(c) throws NullPointerException if c has a single null element
605		*/
606	<	public void testInvokeAny3() {
606	>	public void testInvokeAny3() throws Throwable {
607		ExecutorService e = new ForkJoinPool(1);
608	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
609	+	l.add(null);
610		try {
798	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
799	–	l.add(new StringTask());
800	–	l.add(null);
611		e.invokeAny(l);
612	+	shouldThrow();
613		} catch (NullPointerException success) {
803	–	} catch(Exception ex) {
804	–	ex.printStackTrace();
805	–	unexpectedException();
614		} finally {
615		joinPool(e);
616		}
617		}
618
619		/**
620	+	* invokeAny(c) throws NullPointerException if c has null elements
621	+	*/
622	+	public void testInvokeAny4() throws Throwable {
623	+	CountDownLatch latch = new CountDownLatch(1);
624	+	ExecutorService e = new ForkJoinPool(1);
625	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
626	+	l.add(latchAwaitingStringTask(latch));
627	+	l.add(null);
628	+	try {
629	+	e.invokeAny(l);
630	+	shouldThrow();
631	+	} catch (NullPointerException success) {
632	+	} finally {
633	+	latch.countDown();
634	+	joinPool(e);
635	+	}
636	+	}
637	+
638	+	/**
639		* invokeAny(c) throws ExecutionException if no task in c completes
640		*/
641	<	public void testInvokeAny4() {
641	>	public void testInvokeAny5() throws Throwable {
642		ExecutorService e = new ForkJoinPool(1);
643	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
644	+	l.add(new NPETask());
645		try {
817	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
818	–	l.add(new NPETask());
646		e.invokeAny(l);
647	<	} catch(ExecutionException success) {
648	<	} catch (CancellationException success) {
649	<	} catch(Exception ex) {
823	<	unexpectedException();
647	>	shouldThrow();
648	>	} catch (ExecutionException success) {
649	>	assertTrue(success.getCause() instanceof NullPointerException);
650		} finally {
651		joinPool(e);
652		}
#	Line 829 | Line 655 | public class ForkJoinPoolTest extends JS
655		/**
656		* invokeAny(c) returns result of some task in c if at least one completes
657		*/
658	<	public void testInvokeAny5() {
658	>	public void testInvokeAny6() throws Throwable {
659		ExecutorService e = new ForkJoinPool(1);
660		try {
661	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
661	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
662		l.add(new StringTask());
663		l.add(new StringTask());
664		String result = e.invokeAny(l);
665		assertSame(TEST_STRING, result);
840	–	} catch (ExecutionException success) {
841	–	} catch (CancellationException success) {
842	–	} catch(Exception ex) {
843	–	unexpectedException();
666		} finally {
667		joinPool(e);
668		}
669		}
670
671		/**
672	<	* invokeAll(null) throws NPE
672	>	* invokeAll(null) throws NullPointerException
673		*/
674	<	public void testInvokeAll1() {
674	>	public void testInvokeAll1() throws Throwable {
675		ExecutorService e = new ForkJoinPool(1);
676		try {
677		e.invokeAll(null);
678	+	shouldThrow();
679		} catch (NullPointerException success) {
857	–	} catch(Exception ex) {
858	–	unexpectedException();
680		} finally {
681		joinPool(e);
682		}
#	Line 864 | Line 685 | public class ForkJoinPoolTest extends JS
685		/**
686		* invokeAll(empty collection) returns empty collection
687		*/
688	<	public void testInvokeAll2() {
688	>	public void testInvokeAll2() throws InterruptedException {
689		ExecutorService e = new ForkJoinPool(1);
690		try {
691	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
691	>	List<Future<String>> r
692	>	= e.invokeAll(new ArrayList<Callable<String>>());
693		assertTrue(r.isEmpty());
872	–	} catch(Exception ex) {
873	–	unexpectedException();
694		} finally {
695		joinPool(e);
696		}
697		}
698
699		/**
700	<	* invokeAll(c) throws NPE if c has null elements
700	>	* invokeAll(c) throws NullPointerException if c has null elements
701		*/
702	<	public void testInvokeAll3() {
702	>	public void testInvokeAll3() throws InterruptedException {
703		ExecutorService e = new ForkJoinPool(1);
704	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
705	+	l.add(new StringTask());
706	+	l.add(null);
707		try {
885	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
886	–	l.add(new StringTask());
887	–	l.add(null);
708		e.invokeAll(l);
709	+	shouldThrow();
710		} catch (NullPointerException success) {
890	–	} catch(Exception ex) {
891	–	unexpectedException();
711		} finally {
712		joinPool(e);
713		}
714		}
715
716		/**
717	<	* get of returned element of invokeAll(c) throws exception on failed task
717	>	* get of returned element of invokeAll(c) throws
718	>	* ExecutionException on failed task
719		*/
720	<	public void testInvokeAll4() {
720	>	public void testInvokeAll4() throws Throwable {
721		ExecutorService e = new ForkJoinPool(1);
722	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
723	+	l.add(new NPETask());
724	+	List<Future<String>> futures = e.invokeAll(l);
725	+	assertEquals(1, futures.size());
726		try {
727	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
728	<	l.add(new NPETask());
729	<	List<Future<String>> result = e.invokeAll(l);
730	<	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();
727	>	futures.get(0).get();
728	>	shouldThrow();
729	>	} catch (ExecutionException success) {
730	>	assertTrue(success.getCause() instanceof NullPointerException);
731		} finally {
732		joinPool(e);
733		}
#	Line 919 | Line 736 | public class ForkJoinPoolTest extends JS
736		/**
737		* invokeAll(c) returns results of all completed tasks in c
738		*/
739	<	public void testInvokeAll5() {
739	>	public void testInvokeAll5() throws Throwable {
740		ExecutorService e = new ForkJoinPool(1);
741		try {
742	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
742	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
743		l.add(new StringTask());
744		l.add(new StringTask());
745	<	List<Future<String>> result = e.invokeAll(l);
746	<	assertEquals(2, result.size());
747	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
748	<	assertSame(TEST_STRING, it.next().get());
932	<	} catch (ExecutionException success) {
933	<	} catch (CancellationException success) {
934	<	} catch(Exception ex) {
935	<	ex.printStackTrace();
936	<	unexpectedException();
745	>	List<Future<String>> futures = e.invokeAll(l);
746	>	assertEquals(2, futures.size());
747	>	for (Future<String> future : futures)
748	>	assertSame(TEST_STRING, future.get());
749		} finally {
750		joinPool(e);
751		}
#	Line 941 | Line 753 | public class ForkJoinPoolTest extends JS
753
754
755		/**
756	<	* timed invokeAny(null) throws NPE
756	>	* timed invokeAny(null) throws NullPointerException
757		*/
758	<	public void testTimedInvokeAny1() {
758	>	public void testTimedInvokeAny1() throws Throwable {
759		ExecutorService e = new ForkJoinPool(1);
760		try {
761	<	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
761	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
762	>	shouldThrow();
763		} catch (NullPointerException success) {
951	–	} catch(Exception ex) {
952	–	ex.printStackTrace();
953	–	unexpectedException();
764		} finally {
765		joinPool(e);
766		}
767		}
768
769		/**
770	<	* timed invokeAny(null time unit) throws NPE
770	>	* timed invokeAny(null time unit) throws NullPointerException
771		*/
772	<	public void testTimedInvokeAnyNullTimeUnit() {
772	>	public void testTimedInvokeAnyNullTimeUnit() throws Throwable {
773		ExecutorService e = new ForkJoinPool(1);
774	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
775	+	l.add(new StringTask());
776		try {
965	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
966	–	l.add(new StringTask());
777		e.invokeAny(l, MEDIUM_DELAY_MS, null);
778	+	shouldThrow();
779		} catch (NullPointerException success) {
969	–	} catch(Exception ex) {
970	–	ex.printStackTrace();
971	–	unexpectedException();
780		} finally {
781		joinPool(e);
782		}
783		}
784
785		/**
786	<	* timed invokeAny(empty collection) throws IAE
786	>	* timed invokeAny(empty collection) throws IllegalArgumentException
787		*/
788	<	public void testTimedInvokeAny2() {
788	>	public void testTimedInvokeAny2() throws Throwable {
789		ExecutorService e = new ForkJoinPool(1);
790		try {
791	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
791	>	e.invokeAny(new ArrayList<Callable<String>>(),
792	>	MEDIUM_DELAY_MS, MILLISECONDS);
793	>	shouldThrow();
794		} catch (IllegalArgumentException success) {
985	–	} catch(Exception ex) {
986	–	ex.printStackTrace();
987	–	unexpectedException();
795		} finally {
796		joinPool(e);
797		}
798		}
799
800		/**
801	<	* timed invokeAny(c) throws NPE if c has null elements
801	>	* timed invokeAny(c) throws NullPointerException if c has null elements
802		*/
803	<	public void testTimedInvokeAny3() {
803	>	public void testTimedInvokeAny3() throws Throwable {
804	>	CountDownLatch latch = new CountDownLatch(1);
805		ExecutorService e = new ForkJoinPool(1);
806	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
807	+	l.add(latchAwaitingStringTask(latch));
808	+	l.add(null);
809		try {
810	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
811	<	l.add(new StringTask());
1001	<	l.add(null);
1002	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
810	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
811	>	shouldThrow();
812		} catch (NullPointerException success) {
1004	–	} catch(Exception ex) {
1005	–	ex.printStackTrace();
1006	–	unexpectedException();
813		} finally {
814	+	latch.countDown();
815		joinPool(e);
816		}
817		}
#	Line 1012 | Line 819 | public class ForkJoinPoolTest extends JS
819		/**
820		* timed invokeAny(c) throws ExecutionException if no task completes
821		*/
822	<	public void testTimedInvokeAny4() {
822	>	public void testTimedInvokeAny4() throws Throwable {
823		ExecutorService e = new ForkJoinPool(1);
824	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
825	+	l.add(new NPETask());
826		try {
827	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
828	<	l.add(new NPETask());
829	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
830	<	} catch(ExecutionException success) {
1022	<	} catch (CancellationException success) {
1023	<	} catch(Exception ex) {
1024	<	ex.printStackTrace();
1025	<	unexpectedException();
827	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
828	>	shouldThrow();
829	>	} catch (ExecutionException success) {
830	>	assertTrue(success.getCause() instanceof NullPointerException);
831		} finally {
832		joinPool(e);
833		}
#	Line 1031 | Line 836 | public class ForkJoinPoolTest extends JS
836		/**
837		* timed invokeAny(c) returns result of some task in c
838		*/
839	<	public void testTimedInvokeAny5() {
839	>	public void testTimedInvokeAny5() throws Throwable {
840		ExecutorService e = new ForkJoinPool(1);
841		try {
842	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
842	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
843		l.add(new StringTask());
844		l.add(new StringTask());
845	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
845	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
846		assertSame(TEST_STRING, result);
1042	–	} catch (ExecutionException success) {
1043	–	} catch (CancellationException success) {
1044	–	} catch(Exception ex) {
1045	–	ex.printStackTrace();
1046	–	unexpectedException();
847		} finally {
848		joinPool(e);
849		}
850		}
851
852		/**
853	<	* timed invokeAll(null) throws NPE
853	>	* timed invokeAll(null) throws NullPointerException
854		*/
855	<	public void testTimedInvokeAll1() {
855	>	public void testTimedInvokeAll1() throws Throwable {
856		ExecutorService e = new ForkJoinPool(1);
857		try {
858	<	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
858	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
859	>	shouldThrow();
860		} catch (NullPointerException success) {
1060	–	} catch(Exception ex) {
1061	–	ex.printStackTrace();
1062	–	unexpectedException();
861		} finally {
862		joinPool(e);
863		}
864		}
865
866		/**
867	<	* timed invokeAll(null time unit) throws NPE
867	>	* timed invokeAll(null time unit) throws NullPointerException
868		*/
869	<	public void testTimedInvokeAllNullTimeUnit() {
869	>	public void testTimedInvokeAllNullTimeUnit() throws Throwable {
870		ExecutorService e = new ForkJoinPool(1);
871	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
872	+	l.add(new StringTask());
873		try {
1074	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1075	–	l.add(new StringTask());
874		e.invokeAll(l, MEDIUM_DELAY_MS, null);
875	+	shouldThrow();
876		} catch (NullPointerException success) {
1078	–	} catch(Exception ex) {
1079	–	ex.printStackTrace();
1080	–	unexpectedException();
877		} finally {
878		joinPool(e);
879		}
#	Line 1086 | Line 882 | public class ForkJoinPoolTest extends JS
882		/**
883		* timed invokeAll(empty collection) returns empty collection
884		*/
885	<	public void testTimedInvokeAll2() {
885	>	public void testTimedInvokeAll2() throws InterruptedException {
886		ExecutorService e = new ForkJoinPool(1);
887		try {
888	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
888	>	List<Future<String>> r
889	>	= e.invokeAll(new ArrayList<Callable<String>>(),
890	>	MEDIUM_DELAY_MS, MILLISECONDS);
891		assertTrue(r.isEmpty());
1094	–	} catch(Exception ex) {
1095	–	ex.printStackTrace();
1096	–	unexpectedException();
892		} finally {
893		joinPool(e);
894		}
895		}
896
897		/**
898	<	* timed invokeAll(c) throws NPE if c has null elements
898	>	* timed invokeAll(c) throws NullPointerException if c has null elements
899		*/
900	<	public void testTimedInvokeAll3() {
900	>	public void testTimedInvokeAll3() throws InterruptedException {
901		ExecutorService e = new ForkJoinPool(1);
902	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
903	+	l.add(new StringTask());
904	+	l.add(null);
905		try {
906	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
907	<	l.add(new StringTask());
1110	<	l.add(null);
1111	<	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
906	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
907	>	shouldThrow();
908		} catch (NullPointerException success) {
1113	–	} catch(Exception ex) {
1114	–	ex.printStackTrace();
1115	–	unexpectedException();
909		} finally {
910		joinPool(e);
911		}
#	Line 1121 | Line 914 | public class ForkJoinPoolTest extends JS
914		/**
915		* get of returned element of invokeAll(c) throws exception on failed task
916		*/
917	<	public void testTimedInvokeAll4() {
917	>	public void testTimedInvokeAll4() throws Throwable {
918		ExecutorService e = new ForkJoinPool(1);
919	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
920	+	l.add(new NPETask());
921	+	List<Future<String>> futures
922	+	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
923	+	assertEquals(1, futures.size());
924		try {
925	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
926	<	l.add(new NPETask());
927	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
928	<	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();
925	>	futures.get(0).get();
926	>	shouldThrow();
927	>	} catch (ExecutionException success) {
928	>	assertTrue(success.getCause() instanceof NullPointerException);
929		} finally {
930		joinPool(e);
931		}
#	Line 1143 | Line 934 | public class ForkJoinPoolTest extends JS
934		/**
935		* timed invokeAll(c) returns results of all completed tasks in c
936		*/
937	<	public void testTimedInvokeAll5() {
937	>	public void testTimedInvokeAll5() throws Throwable {
938		ExecutorService e = new ForkJoinPool(1);
939		try {
940	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
940	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
941		l.add(new StringTask());
942		l.add(new StringTask());
943	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
944	<	assertEquals(2, result.size());
945	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
946	<	assertSame(TEST_STRING, it.next().get());
947	<	} catch (ExecutionException success) {
1157	<	} catch (CancellationException success) {
1158	<	} catch(Exception ex) {
1159	<	ex.printStackTrace();
1160	<	unexpectedException();
943	>	List<Future<String>> futures
944	>	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
945	>	assertEquals(2, futures.size());
946	>	for (Future<String> future : futures)
947	>	assertSame(TEST_STRING, future.get());
948		} finally {
949		joinPool(e);
950		}

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