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

Comparing jsr166/src/test/tck/ForkJoinPoolTest.java (file contents):
Revision 1.19 by dl, Sun Feb 28 13:35:22 2010 UTC vs.
Revision 1.66 by jsr166, Tue Oct 6 23:16:51 2015 UTC

#	Line 1 | Line 1
1		/*
2		* Written by Doug Lea with assistance from members of JCP JSR-166
3		* Expert Group and released to the public domain, as explained at
4	<	* http://creativecommons.org/licenses/publicdomain
4	>	* http://creativecommons.org/publicdomain/zero/1.0/
5		*/
6
7	–
8	–	import junit.framework.*;
9	–	import java.util.*;
10	–	import java.util.concurrent.*;
7		import static java.util.concurrent.TimeUnit.MILLISECONDS;
8	<	import java.util.concurrent.locks.*;
9	<	import java.security.*;
8	>	import static java.util.concurrent.TimeUnit.NANOSECONDS;
9	>
10	>	import java.security.PrivilegedAction;
11	>	import java.security.PrivilegedExceptionAction;
12	>	import java.util.ArrayList;
13	>	import java.util.Collection;
14	>	import java.util.List;
15	>	import java.util.concurrent.Callable;
16	>	import java.util.concurrent.CountDownLatch;
17	>	import java.util.concurrent.ExecutionException;
18	>	import java.util.concurrent.Executors;
19	>	import java.util.concurrent.ExecutorService;
20	>	import java.util.concurrent.ForkJoinPool;
21	>	import java.util.concurrent.ForkJoinTask;
22	>	import java.util.concurrent.ForkJoinWorkerThread;
23	>	import java.util.concurrent.Future;
24	>	import java.util.concurrent.RecursiveTask;
25	>	import java.util.concurrent.RejectedExecutionException;
26	>	import java.util.concurrent.atomic.AtomicBoolean;
27	>	import java.util.concurrent.locks.ReentrantLock;
28	>
29	>	import junit.framework.AssertionFailedError;
30	>	import junit.framework.Test;
31	>	import junit.framework.TestSuite;
32
33		public class ForkJoinPoolTest extends JSR166TestCase {
34		public static void main(String[] args) {
35	<	junit.textui.TestRunner.run (suite());
35	>	main(suite(), args);
36		}
37	+
38		public static Test suite() {
39		return new TestSuite(ForkJoinPoolTest.class);
40		}
41
42	<	/**
42	>	/*
43		* Testing coverage notes:
44		*
45		* 1. shutdown and related methods are tested via super.joinPool.
#	Line 39 | Line 58 | public class ForkJoinPoolTest extends JS
58		// Some classes to test extension and factory methods
59
60		static class MyHandler implements Thread.UncaughtExceptionHandler {
61	<	int catches = 0;
61	>	volatile int catches = 0;
62		public void uncaughtException(Thread t, Throwable e) {
63		++catches;
64		}
65		}
66
67	+	static class MyError extends Error {}
68	+
69		// to test handlers
70		static class FailingFJWSubclass extends ForkJoinWorkerThread {
71		public FailingFJWSubclass(ForkJoinPool p) { super(p) ; }
72	<	protected void onStart() { throw new Error(); }
72	>	protected void onStart() { super.onStart(); throw new MyError(); }
73		}
74
75		static class FailingThreadFactory
76		implements ForkJoinPool.ForkJoinWorkerThreadFactory {
77	<	int calls = 0;
77	>	volatile int calls = 0;
78		public ForkJoinWorkerThread newThread(ForkJoinPool p) {
79		if (++calls > 1) return null;
80		return new FailingFJWSubclass(p);
#	Line 88 | Line 109 | public class ForkJoinPoolTest extends JS
109		static final class FibTask extends RecursiveTask<Integer> {
110		final int number;
111		FibTask(int n) { number = n; }
112	<	public Integer compute() {
112	>	protected Integer compute() {
113		int n = number;
114		if (n <= 1)
115		return n;
#	Line 116 | Line 137 | public class ForkJoinPoolTest extends JS
137		this.locker = locker;
138		this.lock = lock;
139		}
140	<	public Integer compute() {
140	>	protected Integer compute() {
141		int n;
142		LockingFibTask f1 = null;
143		LockingFibTask f2 = null;
#	Line 142 | Line 163 | public class ForkJoinPoolTest extends JS
163		* tasks, and quiescent running state.
164		*/
165		public void testDefaultInitialState() {
166	<	ForkJoinPool p = null;
167	<	try {
168	<	p = new ForkJoinPool(1);
169	<	assertTrue(p.getFactory() ==
149	<	ForkJoinPool.defaultForkJoinWorkerThreadFactory);
150	<	assertTrue(p.isQuiescent());
151	<	assertTrue(p.getMaintainsParallelism());
166	>	ForkJoinPool p = new ForkJoinPool(1);
167	>	try (PoolCleaner cleaner = cleaner(p)) {
168	>	assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory,
169	>	p.getFactory());
170		assertFalse(p.getAsyncMode());
171	<	assertTrue(p.getActiveThreadCount() == 0);
172	<	assertTrue(p.getStealCount() == 0);
173	<	assertTrue(p.getQueuedTaskCount() == 0);
174	<	assertTrue(p.getQueuedSubmissionCount() == 0);
171	>	assertEquals(0, p.getActiveThreadCount());
172	>	assertEquals(0, p.getStealCount());
173	>	assertEquals(0, p.getQueuedTaskCount());
174	>	assertEquals(0, p.getQueuedSubmissionCount());
175		assertFalse(p.hasQueuedSubmissions());
176		assertFalse(p.isShutdown());
177		assertFalse(p.isTerminating());
178		assertFalse(p.isTerminated());
161	–	} finally {
162	–	joinPool(p);
179		}
180		}
181
#	Line 178 | Line 194 | public class ForkJoinPoolTest extends JS
194		*/
195		public void testConstructor2() {
196		try {
197	<	new ForkJoinPool(1, null);
197	>	new ForkJoinPool(1, null, null, false);
198		shouldThrow();
199		} catch (NullPointerException success) {}
200		}
201
186	–
202		/**
203		* getParallelism returns size set in constructor
204		*/
205		public void testGetParallelism() {
206	<	ForkJoinPool p = null;
207	<	try {
208	<	p = new ForkJoinPool(1);
194	<	assertTrue(p.getParallelism() == 1);
195	<	} finally {
196	<	joinPool(p);
197	<	}
198	<	}
199	<
200	<	/**
201	<	* setParallelism changes reported parallelism level.
202	<	*/
203	<	public void testSetParallelism() {
204	<	ForkJoinPool p = null;
205	<	try {
206	<	p = new ForkJoinPool(1);
207	<	assertTrue(p.getParallelism() == 1);
208	<	p.setParallelism(2);
209	<	assertTrue(p.getParallelism() == 2);
210	<	} finally {
211	<	joinPool(p);
212	<	}
213	<	}
214	<
215	<	/**
216	<	* setParallelism with argument <= 0 throws exception
217	<	*/
218	<	public void testSetParallelism2() {
219	<	ForkJoinPool p = null;
220	<	try {
221	<	p = new ForkJoinPool(1);
222	<	assertTrue(p.getParallelism() == 1);
223	<	p.setParallelism(-2);
224	<	shouldThrow();
225	<	} catch (IllegalArgumentException success) {
226	<	} finally {
227	<	joinPool(p);
206	>	ForkJoinPool p = new ForkJoinPool(1);
207	>	try (PoolCleaner cleaner = cleaner(p)) {
208	>	assertEquals(1, p.getParallelism());
209		}
210		}
211
#	Line 232 | Line 213 | public class ForkJoinPoolTest extends JS
213		* getPoolSize returns number of started workers.
214		*/
215		public void testGetPoolSize() {
216	<	ForkJoinPool p = null;
217	<	try {
218	<	p = new ForkJoinPool(1);
238	<	assertTrue(p.getActiveThreadCount() == 0);
216	>	ForkJoinPool p = new ForkJoinPool(1);
217	>	try (PoolCleaner cleaner = cleaner(p)) {
218	>	assertEquals(0, p.getActiveThreadCount());
219		Future<String> future = p.submit(new StringTask());
220	<	assertTrue(p.getPoolSize() == 1);
241	<
242	<	} finally {
243	<	joinPool(p);
244	<	}
245	<	}
246	<
247	<	/**
248	<	* setMaximumPoolSize changes size reported by getMaximumPoolSize.
249	<	*/
250	<	public void testSetMaximumPoolSize() {
251	<	ForkJoinPool p = null;
252	<	try {
253	<	p = new ForkJoinPool(1);
254	<	p.setMaximumPoolSize(2);
255	<	assertTrue(p.getMaximumPoolSize() == 2);
256	<	} finally {
257	<	joinPool(p);
258	<	}
259	<	}
260	<
261	<	/**
262	<	* setMaximumPoolSize with argument <= 0 throws exception
263	<	*/
264	<	public void testSetMaximumPoolSize2() {
265	<	ForkJoinPool p = null;
266	<	try {
267	<	p = new ForkJoinPool(1);
268	<	p.setMaximumPoolSize(-2);
269	<	shouldThrow();
270	<	} catch (IllegalArgumentException success) {
271	<	} finally {
272	<	joinPool(p);
273	<	}
274	<	}
275	<
276	<	/**
277	<	* setMaintainsParallelism changes policy reported by
278	<	* getMaintainsParallelism.
279	<	*/
280	<	public void testSetMaintainsParallelism() {
281	<	ForkJoinPool p = null;
282	<	try {
283	<	p = new ForkJoinPool(1);
284	<	p.setMaintainsParallelism(false);
285	<	assertFalse(p.getMaintainsParallelism());
286	<	} finally {
287	<	joinPool(p);
220	>	assertEquals(1, p.getPoolSize());
221		}
222		}
223
224		/**
225	<	* setAsyncMode changes policy reported by
293	<	* getAsyncMode.
225	>	* awaitTermination on a non-shutdown pool times out
226		*/
227	<	public void testSetAsyncMode() {
228	<	ForkJoinPool p = null;
229	<	try {
230	<	p = new ForkJoinPool(1);
231	<	p.setAsyncMode(true);
232	<	assertTrue(p.getAsyncMode());
233	<	} finally {
234	<	joinPool(p);
227	>	public void testAwaitTermination_timesOut() throws InterruptedException {
228	>	ForkJoinPool p = new ForkJoinPool(1);
229	>	try (PoolCleaner cleaner = cleaner(p)) {
230	>	assertFalse(p.isTerminated());
231	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS));
232	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS));
233	>	assertFalse(p.awaitTermination(-1L, NANOSECONDS));
234	>	assertFalse(p.awaitTermination(-1L, MILLISECONDS));
235	>	assertFalse(p.awaitTermination(0L, NANOSECONDS));
236	>	assertFalse(p.awaitTermination(0L, MILLISECONDS));
237	>	long timeoutNanos = 999999L;
238	>	long startTime = System.nanoTime();
239	>	assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS));
240	>	assertTrue(System.nanoTime() - startTime >= timeoutNanos);
241	>	assertFalse(p.isTerminated());
242	>	startTime = System.nanoTime();
243	>	long timeoutMillis = timeoutMillis();
244	>	assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS));
245	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
246	>	assertFalse(p.isTerminated());
247	>	p.shutdown();
248	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
249	>	assertTrue(p.isTerminated());
250		}
251		}
252
#	Line 310 | Line 257 | public class ForkJoinPoolTest extends JS
257		* performs its defined action
258		*/
259		public void testSetUncaughtExceptionHandler() throws InterruptedException {
260	<	ForkJoinPool p = null;
261	<	try {
262	<	p = new ForkJoinPool(1, new FailingThreadFactory());
263	<	MyHandler eh = new MyHandler();
264	<	p.setUncaughtExceptionHandler(eh);
265	<	assertEquals(eh, p.getUncaughtExceptionHandler());
266	<	p.execute(new FailingTask());
267	<	Thread.sleep(MEDIUM_DELAY_MS);
268	<	assertTrue(eh.catches > 0);
269	<	} finally {
270	<	p.shutdownNow();
271	<	joinPool(p);
260	>	final CountDownLatch uehInvoked = new CountDownLatch(1);
261	>	final Thread.UncaughtExceptionHandler ueh =
262	>	new Thread.UncaughtExceptionHandler() {
263	>	public void uncaughtException(Thread t, Throwable e) {
264	>	threadAssertTrue(e instanceof MyError);
265	>	threadAssertTrue(t instanceof FailingFJWSubclass);
266	>	uehInvoked.countDown();
267	>	}};
268	>	ForkJoinPool p = new ForkJoinPool(1, new FailingThreadFactory(),
269	>	ueh, false);
270	>	try (PoolCleaner cleaner = cleaner(p)) {
271	>	assertSame(ueh, p.getUncaughtExceptionHandler());
272	>	try {
273	>	p.execute(new FibTask(8));
274	>	await(uehInvoked);
275	>	} finally {
276	>	p.shutdownNow(); // failure might have prevented processing task
277	>	}
278		}
279		}
280
281		/**
282	<	* setUncaughtExceptionHandler of null removes handler
283	<	*/
284	<	public void testSetUncaughtExceptionHandler2() {
285	<	ForkJoinPool p = null;
286	<	try {
287	<	p = new ForkJoinPool(1);
288	<	p.setUncaughtExceptionHandler(null);
289	<	assertNull(p.getUncaughtExceptionHandler());
290	<	} finally {
291	<	joinPool(p);
292	<	}
293	<	}
294	<
282	>	* After invoking a single task, isQuiescent eventually becomes
283	>	* true, at which time queues are empty, threads are not active,
284	>	* the task has completed successfully, and construction
285	>	* parameters continue to hold
286	>	*/
287	>	public void testIsQuiescent() throws Exception {
288	>	ForkJoinPool p = new ForkJoinPool(2);
289	>	try (PoolCleaner cleaner = cleaner(p)) {
290	>	assertTrue(p.isQuiescent());
291	>	long startTime = System.nanoTime();
292	>	FibTask f = new FibTask(20);
293	>	p.invoke(f);
294	>	assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory,
295	>	p.getFactory());
296	>	while (! p.isQuiescent()) {
297	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
298	>	throw new AssertionFailedError("timed out");
299	>	assertFalse(p.getAsyncMode());
300	>	assertFalse(p.isShutdown());
301	>	assertFalse(p.isTerminating());
302	>	assertFalse(p.isTerminated());
303	>	Thread.yield();
304	>	}
305
343	–	/**
344	–	* After invoking a single task, isQuiescent is true,
345	–	* queues are empty, threads are not active, and
346	–	* construction parameters continue to hold
347	–	*/
348	–	public void testisQuiescent() throws InterruptedException {
349	–	ForkJoinPool p = null;
350	–	try {
351	–	p = new ForkJoinPool(2);
352	–	p.invoke(new FibTask(20));
353	–	assertTrue(p.getFactory() ==
354	–	ForkJoinPool.defaultForkJoinWorkerThreadFactory);
355	–	Thread.sleep(MEDIUM_DELAY_MS);
306		assertTrue(p.isQuiescent());
357	–	assertTrue(p.getMaintainsParallelism());
307		assertFalse(p.getAsyncMode());
308	<	assertTrue(p.getActiveThreadCount() == 0);
309	<	assertTrue(p.getQueuedTaskCount() == 0);
310	<	assertTrue(p.getQueuedSubmissionCount() == 0);
308	>	assertEquals(0, p.getActiveThreadCount());
309	>	assertEquals(0, p.getQueuedTaskCount());
310	>	assertEquals(0, p.getQueuedSubmissionCount());
311		assertFalse(p.hasQueuedSubmissions());
312		assertFalse(p.isShutdown());
313		assertFalse(p.isTerminating());
314		assertFalse(p.isTerminated());
315	<	} finally {
316	<	joinPool(p);
315	>	assertTrue(f.isDone());
316	>	assertEquals(6765, (int) f.get());
317		}
318		}
319
#	Line 372 | Line 321 | public class ForkJoinPoolTest extends JS
321		* Completed submit(ForkJoinTask) returns result
322		*/
323		public void testSubmitForkJoinTask() throws Throwable {
324	<	ForkJoinPool p = null;
325	<	try {
377	<	p = new ForkJoinPool(1);
324	>	ForkJoinPool p = new ForkJoinPool(1);
325	>	try (PoolCleaner cleaner = cleaner(p)) {
326		ForkJoinTask<Integer> f = p.submit(new FibTask(8));
327	<	int r = f.get();
380	<	assertTrue(r == 21);
381	<	} finally {
382	<	joinPool(p);
327	>	assertEquals(21, (int) f.get());
328		}
329		}
330
#	Line 387 | Line 332 | public class ForkJoinPoolTest extends JS
332		* A task submitted after shutdown is rejected
333		*/
334		public void testSubmitAfterShutdown() {
335	<	ForkJoinPool p = null;
336	<	try {
392	<	p = new ForkJoinPool(1);
335	>	ForkJoinPool p = new ForkJoinPool(1);
336	>	try (PoolCleaner cleaner = cleaner(p)) {
337		p.shutdown();
338		assertTrue(p.isShutdown());
339	<	ForkJoinTask<Integer> f = p.submit(new FibTask(8));
340	<	shouldThrow();
341	<	} catch (RejectedExecutionException success) {
342	<	} finally {
399	<	joinPool(p);
339	>	try {
340	>	ForkJoinTask<Integer> f = p.submit(new FibTask(8));
341	>	shouldThrow();
342	>	} catch (RejectedExecutionException success) {}
343		}
344		}
345
#	Line 404 | Line 347 | public class ForkJoinPoolTest extends JS
347		* Pool maintains parallelism when using ManagedBlocker
348		*/
349		public void testBlockingForkJoinTask() throws Throwable {
350	<	ForkJoinPool p = null;
350	>	ForkJoinPool p = new ForkJoinPool(4);
351		try {
409	–	p = new ForkJoinPool(4);
352		ReentrantLock lock = new ReentrantLock();
353		ManagedLocker locker = new ManagedLocker(lock);
354	<	ForkJoinTask<Integer> f = new LockingFibTask(30, locker, lock);
354	>	ForkJoinTask<Integer> f = new LockingFibTask(20, locker, lock);
355		p.execute(f);
356	<	assertTrue(p.getPoolSize() >= 4);
415	<	int r = f.get();
416	<	assertTrue(r == 832040);
356	>	assertEquals(6765, (int) f.get());
357		} finally {
358		p.shutdownNow(); // don't wait out shutdown
359		}
#	Line 423 | Line 363 | public class ForkJoinPoolTest extends JS
363		* pollSubmission returns unexecuted submitted task, if present
364		*/
365		public void testPollSubmission() {
366	<	SubFJP p = null;
367	<	try {
368	<	p = new SubFJP();
369	<	ForkJoinTask a = p.submit(new MediumRunnable());
370	<	ForkJoinTask b = p.submit(new MediumRunnable());
371	<	ForkJoinTask c = p.submit(new MediumRunnable());
366	>	final CountDownLatch done = new CountDownLatch(1);
367	>	SubFJP p = new SubFJP();
368	>	try (PoolCleaner cleaner = cleaner(p)) {
369	>	ForkJoinTask a = p.submit(awaiter(done));
370	>	ForkJoinTask b = p.submit(awaiter(done));
371	>	ForkJoinTask c = p.submit(awaiter(done));
372		ForkJoinTask r = p.pollSubmission();
373		assertTrue(r == a || r == b || r == c);
374		assertFalse(r.isDone());
375	<	} finally {
436	<	joinPool(p);
375	>	done.countDown();
376		}
377		}
378
#	Line 441 | Line 380 | public class ForkJoinPoolTest extends JS
380		* drainTasksTo transfers unexecuted submitted tasks, if present
381		*/
382		public void testDrainTasksTo() {
383	<	SubFJP p = null;
384	<	try {
385	<	p = new SubFJP();
386	<	ForkJoinTask a = p.submit(new MediumRunnable());
387	<	ForkJoinTask b = p.submit(new MediumRunnable());
388	<	ForkJoinTask c = p.submit(new MediumRunnable());
383	>	final CountDownLatch done = new CountDownLatch(1);
384	>	SubFJP p = new SubFJP();
385	>	try (PoolCleaner cleaner = cleaner(p)) {
386	>	ForkJoinTask a = p.submit(awaiter(done));
387	>	ForkJoinTask b = p.submit(awaiter(done));
388	>	ForkJoinTask c = p.submit(awaiter(done));
389		ArrayList<ForkJoinTask> al = new ArrayList();
390		p.drainTasksTo(al);
391		assertTrue(al.size() > 0);
#	Line 454 | Line 393 | public class ForkJoinPoolTest extends JS
393		assertTrue(r == a || r == b || r == c);
394		assertFalse(r.isDone());
395		}
396	<	} finally {
458	<	joinPool(p);
396	>	done.countDown();
397		}
398		}
399
462	–
400		// FJ Versions of AbstractExecutorService tests
401
402		/**
#	Line 467 | Line 404 | public class ForkJoinPoolTest extends JS
404		*/
405		public void testExecuteRunnable() throws Throwable {
406		ExecutorService e = new ForkJoinPool(1);
407	<	TrackedShortRunnable task = new TrackedShortRunnable();
408	<	assertFalse(task.done);
409	<	Future<?> future = e.submit(task);
410	<	future.get();
411	<	assertTrue(task.done);
407	>	try (PoolCleaner cleaner = cleaner(e)) {
408	>	final AtomicBoolean done = new AtomicBoolean(false);
409	>	Future<?> future = e.submit(new CheckedRunnable() {
410	>	public void realRun() {
411	>	done.set(true);
412	>	}});
413	>	assertNull(future.get());
414	>	assertNull(future.get(0, MILLISECONDS));
415	>	assertTrue(done.get());
416	>	assertTrue(future.isDone());
417	>	assertFalse(future.isCancelled());
418	>	}
419		}
420
477	–
421		/**
422		* Completed submit(callable) returns result
423		*/
424		public void testSubmitCallable() throws Throwable {
425		ExecutorService e = new ForkJoinPool(1);
426	<	Future<String> future = e.submit(new StringTask());
427	<	String result = future.get();
428	<	assertSame(TEST_STRING, result);
426	>	try (PoolCleaner cleaner = cleaner(e)) {
427	>	Future<String> future = e.submit(new StringTask());
428	>	assertSame(TEST_STRING, future.get());
429	>	assertTrue(future.isDone());
430	>	assertFalse(future.isCancelled());
431	>	}
432		}
433
434		/**
#	Line 490 | Line 436 | public class ForkJoinPoolTest extends JS
436		*/
437		public void testSubmitRunnable() throws Throwable {
438		ExecutorService e = new ForkJoinPool(1);
439	<	Future<?> future = e.submit(new NoOpRunnable());
440	<	future.get();
441	<	assertTrue(future.isDone());
439	>	try (PoolCleaner cleaner = cleaner(e)) {
440	>	Future<?> future = e.submit(new NoOpRunnable());
441	>	assertNull(future.get());
442	>	assertTrue(future.isDone());
443	>	assertFalse(future.isCancelled());
444	>	}
445		}
446
447		/**
#	Line 500 | Line 449 | public class ForkJoinPoolTest extends JS
449		*/
450		public void testSubmitRunnable2() throws Throwable {
451		ExecutorService e = new ForkJoinPool(1);
452	<	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
453	<	String result = future.get();
454	<	assertSame(TEST_STRING, result);
452	>	try (PoolCleaner cleaner = cleaner(e)) {
453	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
454	>	assertSame(TEST_STRING, future.get());
455	>	assertTrue(future.isDone());
456	>	assertFalse(future.isCancelled());
457	>	}
458		}
459
460		/**
461		* A submitted privileged action runs to completion
462		*/
463	<	public void testSubmitPrivilegedAction() throws Throwable {
463	>	public void testSubmitPrivilegedAction() throws Exception {
464	>	final Callable callable = Executors.callable(new PrivilegedAction() {
465	>	public Object run() { return TEST_STRING; }});
466		Runnable r = new CheckedRunnable() {
467	<	public void realRun() throws Exception {
468	<	ExecutorService e = new ForkJoinPool(1);
469	<	Future future = e.submit(Executors.callable(new PrivilegedAction() {
470	<	public Object run() {
471	<	return TEST_STRING;
472	<	}}));
473	<
520	<	Object result = future.get();
521	<	assertSame(TEST_STRING, result);
522	<	}};
467	>	public void realRun() throws Exception {
468	>	ExecutorService e = new ForkJoinPool(1);
469	>	try (PoolCleaner cleaner = cleaner(e)) {
470	>	Future future = e.submit(callable);
471	>	assertSame(TEST_STRING, future.get());
472	>	}
473	>	}};
474
475		runWithPermissions(r, new RuntimePermission("modifyThread"));
476		}
#	Line 527 | Line 478 | public class ForkJoinPoolTest extends JS
478		/**
479		* A submitted privileged exception action runs to completion
480		*/
481	<	public void testSubmitPrivilegedExceptionAction() throws Throwable {
481	>	public void testSubmitPrivilegedExceptionAction() throws Exception {
482	>	final Callable callable =
483	>	Executors.callable(new PrivilegedExceptionAction() {
484	>	public Object run() { return TEST_STRING; }});
485		Runnable r = new CheckedRunnable() {
486	<	public void realRun() throws Exception {
487	<	ExecutorService e = new ForkJoinPool(1);
488	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
489	<	public Object run() {
490	<	return TEST_STRING;
491	<	}}));
492	<
539	<	Object result = future.get();
540	<	assertSame(TEST_STRING, result);
541	<	}};
486	>	public void realRun() throws Exception {
487	>	ExecutorService e = new ForkJoinPool(1);
488	>	try (PoolCleaner cleaner = cleaner(e)) {
489	>	Future future = e.submit(callable);
490	>	assertSame(TEST_STRING, future.get());
491	>	}
492	>	}};
493
494		runWithPermissions(r, new RuntimePermission("modifyThread"));
495		}
#	Line 546 | Line 497 | public class ForkJoinPoolTest extends JS
497		/**
498		* A submitted failed privileged exception action reports exception
499		*/
500	<	public void testSubmitFailedPrivilegedExceptionAction() throws Throwable {
500	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
501	>	final Callable callable =
502	>	Executors.callable(new PrivilegedExceptionAction() {
503	>	public Object run() { throw new IndexOutOfBoundsException(); }});
504		Runnable r = new CheckedRunnable() {
505	<	public void realRun() throws Exception {
506	<	ExecutorService e = new ForkJoinPool(1);
507	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
508	<	public Object run() throws Exception {
555	<	throw new IndexOutOfBoundsException();
556	<	}}));
557	<
505	>	public void realRun() throws Exception {
506	>	ExecutorService e = new ForkJoinPool(1);
507	>	try (PoolCleaner cleaner = cleaner(e)) {
508	>	Future future = e.submit(callable);
509		try {
510	<	Object result = future.get();
510	>	future.get();
511		shouldThrow();
512		} catch (ExecutionException success) {
513		assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
514	<	}}};
514	>	}
515	>	}
516	>	}};
517
518		runWithPermissions(r, new RuntimePermission("modifyThread"));
519		}
#	Line 569 | Line 522 | public class ForkJoinPoolTest extends JS
522		* execute(null runnable) throws NullPointerException
523		*/
524		public void testExecuteNullRunnable() {
525	<	try {
526	<	ExecutorService e = new ForkJoinPool(1);
527	<	TrackedShortRunnable task = null;
528	<	Future<?> future = e.submit(task);
529	<	shouldThrow();
530	<	} catch (NullPointerException success) {}
525	>	ExecutorService e = new ForkJoinPool(1);
526	>	try (PoolCleaner cleaner = cleaner(e)) {
527	>	try {
528	>	Future<?> future = e.submit((Runnable) null);
529	>	shouldThrow();
530	>	} catch (NullPointerException success) {}
531	>	}
532		}
533
580	–
534		/**
535		* submit(null callable) throws NullPointerException
536		*/
537		public void testSubmitNullCallable() {
538	<	try {
539	<	ExecutorService e = new ForkJoinPool(1);
540	<	StringTask t = null;
541	<	Future<String> future = e.submit(t);
542	<	shouldThrow();
543	<	} catch (NullPointerException success) {}
538	>	ExecutorService e = new ForkJoinPool(1);
539	>	try (PoolCleaner cleaner = cleaner(e)) {
540	>	try {
541	>	Future<String> future = e.submit((Callable) null);
542	>	shouldThrow();
543	>	} catch (NullPointerException success) {}
544	>	}
545		}
546
593	–
547		/**
548	<	* Blocking on submit(callable) throws InterruptedException if
596	<	* caller interrupted.
548	>	* submit(callable).get() throws InterruptedException if interrupted
549		*/
550		public void testInterruptedSubmit() throws InterruptedException {
551	<	final ForkJoinPool p = new ForkJoinPool(1);
552	<
553	<	Thread t = new Thread(new CheckedInterruptedRunnable() {
554	<	public void realRun() throws Throwable {
555	<	p.submit(new CheckedCallable<Object>() {
556	<	public Object realCall() throws Throwable {
557	<	try {
558	<	Thread.sleep(MEDIUM_DELAY_MS);
559	<	} catch (InterruptedException ok) {
560	<	}
561	<	return null;
562	<	}}).get();
563	<	}});
564	<
565	<	t.start();
566	<	Thread.sleep(SHORT_DELAY_MS);
567	<	t.interrupt();
568	<	t.join();
569	<	p.shutdownNow();
570	<	joinPool(p);
551	>	final CountDownLatch submitted    = new CountDownLatch(1);
552	>	final CountDownLatch quittingTime = new CountDownLatch(1);
553	>	final Callable<Void> awaiter = new CheckedCallable<Void>() {
554	>	public Void realCall() throws InterruptedException {
555	>	assertTrue(quittingTime.await(2*LONG_DELAY_MS, MILLISECONDS));
556	>	return null;
557	>	}};
558	>	final ExecutorService p = new ForkJoinPool(1);
559	>	try (PoolCleaner cleaner = cleaner(p, quittingTime)) {
560	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
561	>	public void realRun() throws Exception {
562	>	Future<Void> future = p.submit(awaiter);
563	>	submitted.countDown();
564	>	future.get();
565	>	}});
566	>	t.start();
567	>	await(submitted);
568	>	t.interrupt();
569	>	awaitTermination(t);
570	>	}
571		}
572
573		/**
#	Line 624 | Line 576 | public class ForkJoinPoolTest extends JS
576		*/
577		public void testSubmitEE() throws Throwable {
578		ForkJoinPool p = new ForkJoinPool(1);
579	<	try {
580	<	p.submit(new Callable() {
581	<	public Object call() {
582	<	int i = 5/0;
583	<	return Boolean.TRUE;
584	<	}}).get();
585	<	shouldThrow();
586	<	} catch (ExecutionException success) {
587	<	assertTrue(success.getCause() instanceof ArithmeticException);
579	>	try (PoolCleaner cleaner = cleaner(p)) {
580	>	try {
581	>	p.submit(new Callable() {
582	>	public Object call() { throw new ArithmeticException(); }})
583	>	.get();
584	>	shouldThrow();
585	>	} catch (ExecutionException success) {
586	>	assertTrue(success.getCause() instanceof ArithmeticException);
587	>	}
588		}
637	–
638	–	joinPool(p);
589		}
590
591		/**
#	Line 643 | Line 593 | public class ForkJoinPoolTest extends JS
593		*/
594		public void testInvokeAny1() throws Throwable {
595		ExecutorService e = new ForkJoinPool(1);
596	<	try {
597	<	e.invokeAny(null);
598	<	shouldThrow();
599	<	} catch (NullPointerException success) {
600	<	} finally {
651	<	joinPool(e);
596	>	try (PoolCleaner cleaner = cleaner(e)) {
597	>	try {
598	>	e.invokeAny(null);
599	>	shouldThrow();
600	>	} catch (NullPointerException success) {}
601		}
602		}
603
#	Line 657 | Line 606 | public class ForkJoinPoolTest extends JS
606		*/
607		public void testInvokeAny2() throws Throwable {
608		ExecutorService e = new ForkJoinPool(1);
609	<	try {
610	<	e.invokeAny(new ArrayList<Callable<String>>());
611	<	shouldThrow();
612	<	} catch (IllegalArgumentException success) {
613	<	} finally {
665	<	joinPool(e);
609	>	try (PoolCleaner cleaner = cleaner(e)) {
610	>	try {
611	>	e.invokeAny(new ArrayList<Callable<String>>());
612	>	shouldThrow();
613	>	} catch (IllegalArgumentException success) {}
614		}
615		}
616
#	Line 671 | Line 619 | public class ForkJoinPoolTest extends JS
619		*/
620		public void testInvokeAny3() throws Throwable {
621		ExecutorService e = new ForkJoinPool(1);
622	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
623	<	l.add(null);
624	<	try {
625	<	e.invokeAny(l);
626	<	shouldThrow();
627	<	} catch (NullPointerException success) {
628	<	} finally {
681	<	joinPool(e);
622	>	try (PoolCleaner cleaner = cleaner(e)) {
623	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
624	>	l.add(null);
625	>	try {
626	>	e.invokeAny(l);
627	>	shouldThrow();
628	>	} catch (NullPointerException success) {}
629		}
630		}
631
#	Line 688 | Line 635 | public class ForkJoinPoolTest extends JS
635		public void testInvokeAny4() throws Throwable {
636		CountDownLatch latch = new CountDownLatch(1);
637		ExecutorService e = new ForkJoinPool(1);
638	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
639	<	l.add(latchAwaitingStringTask(latch));
640	<	l.add(null);
641	<	try {
642	<	e.invokeAny(l);
643	<	shouldThrow();
644	<	} catch (NullPointerException success) {
645	<	} finally {
638	>	try (PoolCleaner cleaner = cleaner(e)) {
639	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
640	>	l.add(latchAwaitingStringTask(latch));
641	>	l.add(null);
642	>	try {
643	>	e.invokeAny(l);
644	>	shouldThrow();
645	>	} catch (NullPointerException success) {}
646		latch.countDown();
700	–	joinPool(e);
647		}
648		}
649
#	Line 706 | Line 652 | public class ForkJoinPoolTest extends JS
652		*/
653		public void testInvokeAny5() throws Throwable {
654		ExecutorService e = new ForkJoinPool(1);
655	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
656	<	l.add(new NPETask());
657	<	try {
658	<	e.invokeAny(l);
659	<	shouldThrow();
660	<	} catch (ExecutionException success) {
661	<	assertTrue(success.getCause() instanceof NullPointerException);
662	<	} finally {
663	<	joinPool(e);
655	>	try (PoolCleaner cleaner = cleaner(e)) {
656	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
657	>	l.add(new NPETask());
658	>	try {
659	>	e.invokeAny(l);
660	>	shouldThrow();
661	>	} catch (ExecutionException success) {
662	>	assertTrue(success.getCause() instanceof NullPointerException);
663	>	}
664		}
665		}
666
#	Line 723 | Line 669 | public class ForkJoinPoolTest extends JS
669		*/
670		public void testInvokeAny6() throws Throwable {
671		ExecutorService e = new ForkJoinPool(1);
672	<	try {
672	>	try (PoolCleaner cleaner = cleaner(e)) {
673		List<Callable<String>> l = new ArrayList<Callable<String>>();
674		l.add(new StringTask());
675		l.add(new StringTask());
676		String result = e.invokeAny(l);
677		assertSame(TEST_STRING, result);
732	–	} finally {
733	–	joinPool(e);
678		}
679		}
680
#	Line 739 | Line 683 | public class ForkJoinPoolTest extends JS
683		*/
684		public void testInvokeAll1() throws Throwable {
685		ExecutorService e = new ForkJoinPool(1);
686	<	try {
687	<	e.invokeAll(null);
688	<	shouldThrow();
689	<	} catch (NullPointerException success) {
690	<	} finally {
747	<	joinPool(e);
686	>	try (PoolCleaner cleaner = cleaner(e)) {
687	>	try {
688	>	e.invokeAll(null);
689	>	shouldThrow();
690	>	} catch (NullPointerException success) {}
691		}
692		}
693
#	Line 753 | Line 696 | public class ForkJoinPoolTest extends JS
696		*/
697		public void testInvokeAll2() throws InterruptedException {
698		ExecutorService e = new ForkJoinPool(1);
699	<	try {
699	>	try (PoolCleaner cleaner = cleaner(e)) {
700		List<Future<String>> r
701		= e.invokeAll(new ArrayList<Callable<String>>());
702		assertTrue(r.isEmpty());
760	–	} finally {
761	–	joinPool(e);
703		}
704		}
705
#	Line 767 | Line 708 | public class ForkJoinPoolTest extends JS
708		*/
709		public void testInvokeAll3() throws InterruptedException {
710		ExecutorService e = new ForkJoinPool(1);
711	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
712	<	l.add(new StringTask());
713	<	l.add(null);
714	<	try {
715	<	e.invokeAll(l);
716	<	shouldThrow();
717	<	} catch (NullPointerException success) {
718	<	} finally {
778	<	joinPool(e);
711	>	try (PoolCleaner cleaner = cleaner(e)) {
712	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
713	>	l.add(new StringTask());
714	>	l.add(null);
715	>	try {
716	>	e.invokeAll(l);
717	>	shouldThrow();
718	>	} catch (NullPointerException success) {}
719		}
720		}
721
#	Line 785 | Line 725 | public class ForkJoinPoolTest extends JS
725		*/
726		public void testInvokeAll4() throws Throwable {
727		ExecutorService e = new ForkJoinPool(1);
728	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
729	<	l.add(new NPETask());
730	<	List<Future<String>> futures = e.invokeAll(l);
731	<	assertEquals(1, futures.size());
732	<	try {
733	<	futures.get(0).get();
734	<	shouldThrow();
735	<	} catch (ExecutionException success) {
736	<	assertTrue(success.getCause() instanceof NullPointerException);
737	<	} finally {
738	<	joinPool(e);
728	>	try (PoolCleaner cleaner = cleaner(e)) {
729	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
730	>	l.add(new NPETask());
731	>	List<Future<String>> futures = e.invokeAll(l);
732	>	assertEquals(1, futures.size());
733	>	try {
734	>	futures.get(0).get();
735	>	shouldThrow();
736	>	} catch (ExecutionException success) {
737	>	assertTrue(success.getCause() instanceof NullPointerException);
738	>	}
739		}
740		}
741
#	Line 804 | Line 744 | public class ForkJoinPoolTest extends JS
744		*/
745		public void testInvokeAll5() throws Throwable {
746		ExecutorService e = new ForkJoinPool(1);
747	<	try {
747	>	try (PoolCleaner cleaner = cleaner(e)) {
748		List<Callable<String>> l = new ArrayList<Callable<String>>();
749		l.add(new StringTask());
750		l.add(new StringTask());
#	Line 812 | Line 752 | public class ForkJoinPoolTest extends JS
752		assertEquals(2, futures.size());
753		for (Future<String> future : futures)
754		assertSame(TEST_STRING, future.get());
815	–	} finally {
816	–	joinPool(e);
755		}
756		}
757
820	–
758		/**
759		* timed invokeAny(null) throws NullPointerException
760		*/
761		public void testTimedInvokeAny1() throws Throwable {
762		ExecutorService e = new ForkJoinPool(1);
763	<	try {
764	<	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
765	<	shouldThrow();
766	<	} catch (NullPointerException success) {
767	<	} finally {
831	<	joinPool(e);
763	>	try (PoolCleaner cleaner = cleaner(e)) {
764	>	try {
765	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
766	>	shouldThrow();
767	>	} catch (NullPointerException success) {}
768		}
769		}
770
#	Line 837 | Line 773 | public class ForkJoinPoolTest extends JS
773		*/
774		public void testTimedInvokeAnyNullTimeUnit() throws Throwable {
775		ExecutorService e = new ForkJoinPool(1);
776	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
777	<	l.add(new StringTask());
778	<	try {
779	<	e.invokeAny(l, MEDIUM_DELAY_MS, null);
780	<	shouldThrow();
781	<	} catch (NullPointerException success) {
782	<	} finally {
847	<	joinPool(e);
776	>	try (PoolCleaner cleaner = cleaner(e)) {
777	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
778	>	l.add(new StringTask());
779	>	try {
780	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
781	>	shouldThrow();
782	>	} catch (NullPointerException success) {}
783		}
784		}
785
#	Line 853 | Line 788 | public class ForkJoinPoolTest extends JS
788		*/
789		public void testTimedInvokeAny2() throws Throwable {
790		ExecutorService e = new ForkJoinPool(1);
791	<	try {
792	<	e.invokeAny(new ArrayList<Callable<String>>(),
793	<	MEDIUM_DELAY_MS, MILLISECONDS);
794	<	shouldThrow();
795	<	} catch (IllegalArgumentException success) {
796	<	} finally {
862	<	joinPool(e);
791	>	try (PoolCleaner cleaner = cleaner(e)) {
792	>	try {
793	>	e.invokeAny(new ArrayList<Callable<String>>(),
794	>	MEDIUM_DELAY_MS, MILLISECONDS);
795	>	shouldThrow();
796	>	} catch (IllegalArgumentException success) {}
797		}
798		}
799
#	Line 869 | Line 803 | public class ForkJoinPoolTest extends JS
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	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
811	<	shouldThrow();
812	<	} catch (NullPointerException success) {
813	<	} finally {
806	>	try (PoolCleaner cleaner = cleaner(e)) {
807	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
808	>	l.add(latchAwaitingStringTask(latch));
809	>	l.add(null);
810	>	try {
811	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
812	>	shouldThrow();
813	>	} catch (NullPointerException success) {}
814		latch.countDown();
881	–	joinPool(e);
815		}
816		}
817
#	Line 887 | Line 820 | public class ForkJoinPoolTest extends JS
820		*/
821		public void testTimedInvokeAny4() throws Throwable {
822		ExecutorService e = new ForkJoinPool(1);
823	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
824	<	l.add(new NPETask());
825	<	try {
826	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
827	<	shouldThrow();
828	<	} catch (ExecutionException success) {
829	<	assertTrue(success.getCause() instanceof NullPointerException);
830	<	} finally {
831	<	joinPool(e);
823	>	try (PoolCleaner cleaner = cleaner(e)) {
824	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
825	>	l.add(new NPETask());
826	>	try {
827	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
828	>	shouldThrow();
829	>	} catch (ExecutionException success) {
830	>	assertTrue(success.getCause() instanceof NullPointerException);
831	>	}
832		}
833		}
834
#	Line 904 | Line 837 | public class ForkJoinPoolTest extends JS
837		*/
838		public void testTimedInvokeAny5() throws Throwable {
839		ExecutorService e = new ForkJoinPool(1);
840	<	try {
840	>	try (PoolCleaner cleaner = cleaner(e)) {
841		List<Callable<String>> l = new ArrayList<Callable<String>>();
842		l.add(new StringTask());
843		l.add(new StringTask());
844		String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
845		assertSame(TEST_STRING, result);
913	–	} finally {
914	–	joinPool(e);
846		}
847		}
848
#	Line 920 | Line 851 | public class ForkJoinPoolTest extends JS
851		*/
852		public void testTimedInvokeAll1() throws Throwable {
853		ExecutorService e = new ForkJoinPool(1);
854	<	try {
855	<	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
856	<	shouldThrow();
857	<	} catch (NullPointerException success) {
858	<	} finally {
928	<	joinPool(e);
854	>	try (PoolCleaner cleaner = cleaner(e)) {
855	>	try {
856	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
857	>	shouldThrow();
858	>	} catch (NullPointerException success) {}
859		}
860		}
861
#	Line 934 | Line 864 | public class ForkJoinPoolTest extends JS
864		*/
865		public void testTimedInvokeAllNullTimeUnit() throws Throwable {
866		ExecutorService e = new ForkJoinPool(1);
867	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
868	<	l.add(new StringTask());
869	<	try {
870	<	e.invokeAll(l, MEDIUM_DELAY_MS, null);
871	<	shouldThrow();
872	<	} catch (NullPointerException success) {
873	<	} finally {
944	<	joinPool(e);
867	>	try (PoolCleaner cleaner = cleaner(e)) {
868	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
869	>	l.add(new StringTask());
870	>	try {
871	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
872	>	shouldThrow();
873	>	} catch (NullPointerException success) {}
874		}
875		}
876
#	Line 950 | Line 879 | public class ForkJoinPoolTest extends JS
879		*/
880		public void testTimedInvokeAll2() throws InterruptedException {
881		ExecutorService e = new ForkJoinPool(1);
882	<	try {
882	>	try (PoolCleaner cleaner = cleaner(e)) {
883		List<Future<String>> r
884		= e.invokeAll(new ArrayList<Callable<String>>(),
885		MEDIUM_DELAY_MS, MILLISECONDS);
886		assertTrue(r.isEmpty());
958	–	} finally {
959	–	joinPool(e);
887		}
888		}
889
#	Line 965 | Line 892 | public class ForkJoinPoolTest extends JS
892		*/
893		public void testTimedInvokeAll3() throws InterruptedException {
894		ExecutorService e = new ForkJoinPool(1);
895	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
896	<	l.add(new StringTask());
897	<	l.add(null);
898	<	try {
899	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
900	<	shouldThrow();
901	<	} catch (NullPointerException success) {
902	<	} finally {
976	<	joinPool(e);
895	>	try (PoolCleaner cleaner = cleaner(e)) {
896	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
897	>	l.add(new StringTask());
898	>	l.add(null);
899	>	try {
900	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
901	>	shouldThrow();
902	>	} catch (NullPointerException success) {}
903		}
904		}
905
#	Line 982 | Line 908 | public class ForkJoinPoolTest extends JS
908		*/
909		public void testTimedInvokeAll4() throws Throwable {
910		ExecutorService e = new ForkJoinPool(1);
911	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
912	<	l.add(new NPETask());
913	<	List<Future<String>> futures
914	<	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
915	<	assertEquals(1, futures.size());
916	<	try {
917	<	futures.get(0).get();
918	<	shouldThrow();
919	<	} catch (ExecutionException success) {
920	<	assertTrue(success.getCause() instanceof NullPointerException);
921	<	} finally {
922	<	joinPool(e);
911	>	try (PoolCleaner cleaner = cleaner(e)) {
912	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
913	>	l.add(new NPETask());
914	>	List<Future<String>> futures
915	>	= e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
916	>	assertEquals(1, futures.size());
917	>	try {
918	>	futures.get(0).get();
919	>	shouldThrow();
920	>	} catch (ExecutionException success) {
921	>	assertTrue(success.getCause() instanceof NullPointerException);
922	>	}
923		}
924		}
925
#	Line 1001 | Line 927 | public class ForkJoinPoolTest extends JS
927		* timed invokeAll(c) returns results of all completed tasks in c
928		*/
929		public void testTimedInvokeAll5() throws Throwable {
930	<	ExecutorService e = new ForkJoinPool(1);
931	<	try {
930	>	ForkJoinPool e = new ForkJoinPool(1);
931	>	try (PoolCleaner cleaner = cleaner(e)) {
932		List<Callable<String>> l = new ArrayList<Callable<String>>();
933		l.add(new StringTask());
934		l.add(new StringTask());
935		List<Future<String>> futures
936	<	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
936	>	= e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
937		assertEquals(2, futures.size());
938		for (Future<String> future : futures)
939		assertSame(TEST_STRING, future.get());
1014	–	} finally {
1015	–	joinPool(e);
940		}
941		}
942

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