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

Comparing jsr166/src/test/tck/ForkJoinPoolTest.java (file contents):
Revision 1.5 by jsr166, Sat Aug 1 22:09:13 2009 UTC vs.
Revision 1.56 by jsr166, Fri Oct 2 21:52:36 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	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
8	+	import static java.util.concurrent.TimeUnit.NANOSECONDS;
9
10	<	import junit.framework.*;
11	<	import java.util.*;
12	<	import java.util.concurrent.*;
13	<	import java.util.concurrent.locks.*;
14	<	import java.security.*;
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 38 | Line 58 | public class ForkJoinPoolTest extends JS
58		// Some classes to test extension and factory methods
59
60		static class MyHandler implements Thread.UncaughtExceptionHandler {
61	<	int catches = 0;
61	>	volatile int catches = 0;
62		public void uncaughtException(Thread t, Throwable e) {
63		++catches;
64		}
#	Line 47 | Line 67 | public class ForkJoinPoolTest extends JS
67		// to test handlers
68		static class FailingFJWSubclass extends ForkJoinWorkerThread {
69		public FailingFJWSubclass(ForkJoinPool p) { super(p) ; }
70	<	protected void onStart() { throw new Error(); }
70	>	protected void onStart() { super.onStart(); throw new Error(); }
71		}
72
73	<	static class FailingThreadFactory implements ForkJoinPool.ForkJoinWorkerThreadFactory {
74	<	int calls = 0;
73	>	static class FailingThreadFactory
74	>	implements ForkJoinPool.ForkJoinWorkerThreadFactory {
75	>	volatile int calls = 0;
76		public ForkJoinWorkerThread newThread(ForkJoinPool p) {
77		if (++calls > 1) return null;
78		return new FailingFJWSubclass(p);
#	Line 86 | Line 107 | public class ForkJoinPoolTest extends JS
107		static final class FibTask extends RecursiveTask<Integer> {
108		final int number;
109		FibTask(int n) { number = n; }
110	<	public Integer compute() {
110	>	protected Integer compute() {
111		int n = number;
112		if (n <= 1)
113		return n;
#	Line 114 | Line 135 | public class ForkJoinPoolTest extends JS
135		this.locker = locker;
136		this.lock = lock;
137		}
138	<	public Integer compute() {
138	>	protected Integer compute() {
139		int n;
140		LockingFibTask f1 = null;
141		LockingFibTask f2 = null;
#	Line 140 | Line 161 | public class ForkJoinPoolTest extends JS
161		* tasks, and quiescent running state.
162		*/
163		public void testDefaultInitialState() {
164	<	ForkJoinPool p = null;
164	>	ForkJoinPool p = new ForkJoinPool(1);
165		try {
166	<	p = new ForkJoinPool(1);
167	<	assertTrue(p.getFactory() == ForkJoinPool.defaultForkJoinWorkerThreadFactory);
147	<	assertTrue(p.isQuiescent());
148	<	assertTrue(p.getMaintainsParallelism());
166	>	assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory,
167	>	p.getFactory());
168		assertFalse(p.getAsyncMode());
169	<	assertTrue(p.getActiveThreadCount() == 0);
170	<	assertTrue(p.getStealCount() == 0);
171	<	assertTrue(p.getQueuedTaskCount() == 0);
172	<	assertTrue(p.getQueuedSubmissionCount() == 0);
169	>	assertEquals(0, p.getActiveThreadCount());
170	>	assertEquals(0, p.getStealCount());
171	>	assertEquals(0, p.getQueuedTaskCount());
172	>	assertEquals(0, p.getQueuedSubmissionCount());
173		assertFalse(p.hasQueuedSubmissions());
174		assertFalse(p.isShutdown());
175		assertFalse(p.isTerminating());
#	Line 167 | Line 186 | public class ForkJoinPoolTest extends JS
186		try {
187		new ForkJoinPool(-1);
188		shouldThrow();
189	<	}
171	<	catch (IllegalArgumentException success) {}
189	>	} catch (IllegalArgumentException success) {}
190		}
191
192		/**
#	Line 176 | Line 194 | public class ForkJoinPoolTest extends JS
194		*/
195		public void testConstructor2() {
196		try {
197	<	new ForkJoinPool(1, null);
197	>	new ForkJoinPool(1, null, null, false);
198		shouldThrow();
199	<	}
182	<	catch (NullPointerException success) {}
199	>	} catch (NullPointerException success) {}
200		}
201
185	–
202		/**
203		* getParallelism returns size set in constructor
204		*/
205		public void testGetParallelism() {
206	<	ForkJoinPool p = null;
191	<	try {
192	<	p = new ForkJoinPool(1);
193	<	assertTrue(p.getParallelism() == 1);
194	<	} finally {
195	<	joinPool(p);
196	<	}
197	<	}
198	<
199	<	/**
200	<	* setParallelism changes reported parallelism level.
201	<	*/
202	<	public void testSetParallelism() {
203	<	ForkJoinPool p = null;
204	<	try {
205	<	p = new ForkJoinPool(1);
206	<	assertTrue(p.getParallelism() == 1);
207	<	p.setParallelism(2);
208	<	assertTrue(p.getParallelism() == 2);
209	<	} finally {
210	<	joinPool(p);
211	<	}
212	<	}
213	<
214	<	/**
215	<	* setParallelism with argument <= 0 throws exception
216	<	*/
217	<	public void testSetParallelism2() {
218	<	ForkJoinPool p = null;
206	>	ForkJoinPool p = new ForkJoinPool(1);
207		try {
208	<	p = new ForkJoinPool(1);
221	<	assertTrue(p.getParallelism() == 1);
222	<	p.setParallelism(-2);
223	<	shouldThrow();
224	<	} catch (IllegalArgumentException success) {
208	>	assertEquals(1, p.getParallelism());
209		} finally {
210		joinPool(p);
211		}
#	Line 231 | Line 215 | public class ForkJoinPoolTest extends JS
215		* getPoolSize returns number of started workers.
216		*/
217		public void testGetPoolSize() {
218	<	ForkJoinPool p = null;
218	>	ForkJoinPool p = new ForkJoinPool(1);
219		try {
220	<	p = new ForkJoinPool(1);
237	<	assertTrue(p.getPoolSize() == 0);
220	>	assertEquals(0, p.getActiveThreadCount());
221		Future<String> future = p.submit(new StringTask());
222	<	assertTrue(p.getPoolSize() == 1);
240	<
241	<	} finally {
242	<	joinPool(p);
243	<	}
244	<	}
245	<
246	<	/**
247	<	* setMaximumPoolSize changes size reported by getMaximumPoolSize.
248	<	*/
249	<	public void testSetMaximumPoolSize() {
250	<	ForkJoinPool p = null;
251	<	try {
252	<	p = new ForkJoinPool(1);
253	<	p.setMaximumPoolSize(2);
254	<	assertTrue(p.getMaximumPoolSize() == 2);
255	<	} finally {
256	<	joinPool(p);
257	<	}
258	<	}
259	<
260	<	/**
261	<	* setMaximumPoolSize with argument <= 0 throws exception
262	<	*/
263	<	public void testSetMaximumPoolSize2() {
264	<	ForkJoinPool p = null;
265	<	try {
266	<	p = new ForkJoinPool(1);
267	<	p.setMaximumPoolSize(-2);
268	<	shouldThrow();
269	<	} catch (IllegalArgumentException success) {
270	<	} finally {
271	<	joinPool(p);
272	<	}
273	<	}
274	<
275	<	/**
276	<	* setMaintainsParallelism changes policy reported by
277	<	* getMaintainsParallelism.
278	<	*/
279	<	public void testSetMaintainsParallelism() {
280	<	ForkJoinPool p = null;
281	<	try {
282	<	p = new ForkJoinPool(1);
283	<	p.setMaintainsParallelism(false);
284	<	assertFalse(p.getMaintainsParallelism());
222	>	assertEquals(1, p.getPoolSize());
223		} finally {
224		joinPool(p);
225		}
226		}
227
228		/**
229	<	* setAsyncMode changes policy reported by
292	<	* getAsyncMode.
229	>	* awaitTermination on a non-shutdown pool times out
230		*/
231	<	public void testSetAsyncMode() {
232	<	ForkJoinPool p = null;
233	<	try {
234	<	p = new ForkJoinPool(1);
235	<	p.setAsyncMode(true);
236	<	assertTrue(p.getAsyncMode());
237	<	} finally {
238	<	joinPool(p);
239	<	}
231	>	public void testAwaitTermination_timesOut() throws InterruptedException {
232	>	ForkJoinPool p = new ForkJoinPool(1);
233	>	assertFalse(p.isTerminated());
234	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS));
235	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS));
236	>	assertFalse(p.awaitTermination(-1L, NANOSECONDS));
237	>	assertFalse(p.awaitTermination(-1L, MILLISECONDS));
238	>	assertFalse(p.awaitTermination(0L, NANOSECONDS));
239	>	assertFalse(p.awaitTermination(0L, MILLISECONDS));
240	>	long timeoutNanos = 999999L;
241	>	long startTime = System.nanoTime();
242	>	assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS));
243	>	assertTrue(System.nanoTime() - startTime >= timeoutNanos);
244	>	assertFalse(p.isTerminated());
245	>	startTime = System.nanoTime();
246	>	long timeoutMillis = timeoutMillis();
247	>	assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS));
248	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
249	>	assertFalse(p.isTerminated());
250	>	p.shutdown();
251	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
252	>	assertTrue(p.isTerminated());
253		}
254
255		/**
#	Line 308 | Line 258 | public class ForkJoinPoolTest extends JS
258		* Additionally tests: Overriding ForkJoinWorkerThread.onStart
259		* performs its defined action
260		*/
261	<	public void testSetUncaughtExceptionHandler() {
262	<	ForkJoinPool p = null;
261	>	public void testSetUncaughtExceptionHandler() throws InterruptedException {
262	>	final CountDownLatch uehInvoked = new CountDownLatch(1);
263	>	final Thread.UncaughtExceptionHandler eh =
264	>	new Thread.UncaughtExceptionHandler() {
265	>	public void uncaughtException(Thread t, Throwable e) {
266	>	uehInvoked.countDown();
267	>	}};
268	>	ForkJoinPool p = new ForkJoinPool(1, new FailingThreadFactory(),
269	>	eh, false);
270		try {
271	<	p = new ForkJoinPool(1, new FailingThreadFactory());
272	<	MyHandler eh = new MyHandler();
273	<	p.setUncaughtExceptionHandler(eh);
274	<	assertEquals(eh, p.getUncaughtExceptionHandler());
275	<	p.execute(new FailingTask());
276	<	Thread.sleep(MEDIUM_DELAY_MS);
320	<	assertTrue(eh.catches > 0);
321	<	} catch (InterruptedException e) {
322	<	unexpectedException();
271	>	assertSame(eh, p.getUncaughtExceptionHandler());
272	>	try {
273	>	p.execute(new FibTask(8));
274	>	assertTrue(uehInvoked.await(MEDIUM_DELAY_MS, MILLISECONDS));
275	>	} catch (RejectedExecutionException ok) {
276	>	}
277		} finally {
278	+	p.shutdownNow(); // failure might have prevented processing task
279		joinPool(p);
280		}
281		}
282
283		/**
284	<	* setUncaughtExceptionHandler of null removes handler
284	>	* After invoking a single task, isQuiescent eventually becomes
285	>	* true, at which time queues are empty, threads are not active,
286	>	* the task has completed successfully, and construction
287	>	* parameters continue to hold
288		*/
289	<	public void testSetUncaughtExceptionHandler2() {
290	<	ForkJoinPool p = null;
289	>	public void testIsQuiescent() throws Exception {
290	>	ForkJoinPool p = new ForkJoinPool(2);
291		try {
292	<	p = new ForkJoinPool(1);
293	<	p.setUncaughtExceptionHandler(null);
294	<	assertNull(p.getUncaughtExceptionHandler());
295	<	} finally {
296	<	joinPool(p);
297	<	}
298	<	}
299	<
292	>	assertTrue(p.isQuiescent());
293	>	long startTime = System.nanoTime();
294	>	FibTask f = new FibTask(20);
295	>	p.invoke(f);
296	>	assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory,
297	>	p.getFactory());
298	>	while (! p.isQuiescent()) {
299	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
300	>	throw new AssertionFailedError("timed out");
301	>	assertFalse(p.getAsyncMode());
302	>	assertFalse(p.isShutdown());
303	>	assertFalse(p.isTerminating());
304	>	assertFalse(p.isTerminated());
305	>	Thread.yield();
306	>	}
307
343	–	/**
344	–	* After invoking a single task, isQuiescent is true,
345	–	* queues are empty, threads are not active, and
346	–	* construction parameters continue to hold
347	–	*/
348	–	public void testisQuiescent() {
349	–	ForkJoinPool p = null;
350	–	try {
351	–	p = new ForkJoinPool(2);
352	–	p.invoke(new FibTask(20));
353	–	assertTrue(p.getFactory() == ForkJoinPool.defaultForkJoinWorkerThreadFactory);
354	–	Thread.sleep(MEDIUM_DELAY_MS);
308		assertTrue(p.isQuiescent());
356	–	assertTrue(p.getMaintainsParallelism());
309		assertFalse(p.getAsyncMode());
310	<	assertTrue(p.getActiveThreadCount() == 0);
311	<	assertTrue(p.getQueuedTaskCount() == 0);
312	<	assertTrue(p.getQueuedSubmissionCount() == 0);
310	>	assertEquals(0, p.getActiveThreadCount());
311	>	assertEquals(0, p.getQueuedTaskCount());
312	>	assertEquals(0, p.getQueuedSubmissionCount());
313		assertFalse(p.hasQueuedSubmissions());
314		assertFalse(p.isShutdown());
315		assertFalse(p.isTerminating());
316		assertFalse(p.isTerminated());
317	<	} catch (InterruptedException e) {
318	<	unexpectedException();
317	>	assertTrue(f.isDone());
318	>	assertEquals(6765, (int) f.get());
319		} finally {
320		joinPool(p);
321		}
#	Line 372 | Line 324 | public class ForkJoinPoolTest extends JS
324		/**
325		* Completed submit(ForkJoinTask) returns result
326		*/
327	<	public void testSubmitForkJoinTask() {
328	<	ForkJoinPool p = null;
327	>	public void testSubmitForkJoinTask() throws Throwable {
328	>	ForkJoinPool p = new ForkJoinPool(1);
329		try {
378	–	p = new ForkJoinPool(1);
330		ForkJoinTask<Integer> f = p.submit(new FibTask(8));
331	<	int r = f.get();
381	<	assertTrue(r == 21);
382	<	} catch (ExecutionException ex) {
383	<	unexpectedException();
384	<	} catch (InterruptedException ex) {
385	<	unexpectedException();
331	>	assertEquals(21, (int) f.get());
332		} finally {
333		joinPool(p);
334		}
#	Line 392 | Line 338 | public class ForkJoinPoolTest extends JS
338		* A task submitted after shutdown is rejected
339		*/
340		public void testSubmitAfterShutdown() {
341	<	ForkJoinPool p = null;
341	>	ForkJoinPool p = new ForkJoinPool(1);
342		try {
397	–	p = new ForkJoinPool(1);
343		p.shutdown();
344		assertTrue(p.isShutdown());
345	<	ForkJoinTask<Integer> f = p.submit(new FibTask(8));
346	<	shouldThrow();
347	<	} catch (RejectedExecutionException success) {
345	>	try {
346	>	ForkJoinTask<Integer> f = p.submit(new FibTask(8));
347	>	shouldThrow();
348	>	} catch (RejectedExecutionException success) {}
349		} finally {
350		joinPool(p);
351		}
#	Line 408 | Line 354 | public class ForkJoinPoolTest extends JS
354		/**
355		* Pool maintains parallelism when using ManagedBlocker
356		*/
357	<	public void testBlockingForkJoinTask() {
358	<	ForkJoinPool p = null;
357	>	public void testBlockingForkJoinTask() throws Throwable {
358	>	ForkJoinPool p = new ForkJoinPool(4);
359		try {
414	–	p = new ForkJoinPool(4);
360		ReentrantLock lock = new ReentrantLock();
361		ManagedLocker locker = new ManagedLocker(lock);
362	<	ForkJoinTask<Integer> f = new LockingFibTask(30, locker, lock);
362	>	ForkJoinTask<Integer> f = new LockingFibTask(20, locker, lock);
363		p.execute(f);
364	<	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();
364	>	assertEquals(6765, (int) f.get());
365		} finally {
366	<	joinPool(p);
366	>	p.shutdownNow(); // don't wait out shutdown
367		}
368		}
369
#	Line 432 | Line 371 | public class ForkJoinPoolTest extends JS
371		* pollSubmission returns unexecuted submitted task, if present
372		*/
373		public void testPollSubmission() {
374	<	SubFJP p = null;
374	>	final CountDownLatch done = new CountDownLatch(1);
375	>	SubFJP p = new SubFJP();
376		try {
377	<	p = new SubFJP();
378	<	ForkJoinTask a = p.submit(new MediumRunnable());
379	<	ForkJoinTask b = p.submit(new MediumRunnable());
440	<	ForkJoinTask c = p.submit(new MediumRunnable());
377	>	ForkJoinTask a = p.submit(awaiter(done));
378	>	ForkJoinTask b = p.submit(awaiter(done));
379	>	ForkJoinTask c = p.submit(awaiter(done));
380		ForkJoinTask r = p.pollSubmission();
381		assertTrue(r == a || r == b || r == c);
382		assertFalse(r.isDone());
383		} finally {
384	+	done.countDown();
385		joinPool(p);
386		}
387		}
#	Line 450 | Line 390 | public class ForkJoinPoolTest extends JS
390		* drainTasksTo transfers unexecuted submitted tasks, if present
391		*/
392		public void testDrainTasksTo() {
393	<	SubFJP p = null;
393	>	final CountDownLatch done = new CountDownLatch(1);
394	>	SubFJP p = new SubFJP();
395		try {
396	<	p = new SubFJP();
397	<	ForkJoinTask a = p.submit(new MediumRunnable());
398	<	ForkJoinTask b = p.submit(new MediumRunnable());
458	<	ForkJoinTask c = p.submit(new MediumRunnable());
396	>	ForkJoinTask a = p.submit(awaiter(done));
397	>	ForkJoinTask b = p.submit(awaiter(done));
398	>	ForkJoinTask c = p.submit(awaiter(done));
399		ArrayList<ForkJoinTask> al = new ArrayList();
400		p.drainTasksTo(al);
401		assertTrue(al.size() > 0);
#	Line 464 | Line 404 | public class ForkJoinPoolTest extends JS
404		assertFalse(r.isDone());
405		}
406		} finally {
407	+	done.countDown();
408		joinPool(p);
409		}
410		}
411
471	–
412		// FJ Versions of AbstractExecutorService tests
413
414		/**
415		* execute(runnable) runs it to completion
416		*/
417	<	public void testExecuteRunnable() {
417	>	public void testExecuteRunnable() throws Throwable {
418	>	ExecutorService e = new ForkJoinPool(1);
419		try {
420	<	ExecutorService e = new ForkJoinPool(1);
421	<	TrackedShortRunnable task = new TrackedShortRunnable();
422	<	assertFalse(task.done);
423	<	Future<?> future = e.submit(task);
424	<	future.get();
425	<	assertTrue(task.done);
426	<	}
427	<	catch (ExecutionException ex) {
428	<	unexpectedException();
429	<	}
430	<	catch (InterruptedException ex) {
431	<	unexpectedException();
420	>	final AtomicBoolean done = new AtomicBoolean(false);
421	>	Future<?> future = e.submit(new CheckedRunnable() {
422	>	public void realRun() {
423	>	done.set(true);
424	>	}});
425	>	assertNull(future.get());
426	>	assertNull(future.get(0, MILLISECONDS));
427	>	assertTrue(done.get());
428	>	assertTrue(future.isDone());
429	>	assertFalse(future.isCancelled());
430	>	} finally {
431	>	joinPool(e);
432		}
433		}
434
494	–
435		/**
436		* Completed submit(callable) returns result
437		*/
438	<	public void testSubmitCallable() {
438	>	public void testSubmitCallable() throws Throwable {
439	>	ExecutorService e = new ForkJoinPool(1);
440		try {
500	–	ExecutorService e = new ForkJoinPool(1);
441		Future<String> future = e.submit(new StringTask());
442	<	String result = future.get();
443	<	assertSame(TEST_STRING, result);
444	<	}
445	<	catch (ExecutionException ex) {
446	<	unexpectedException();
507	<	}
508	<	catch (InterruptedException ex) {
509	<	unexpectedException();
442	>	assertSame(TEST_STRING, future.get());
443	>	assertTrue(future.isDone());
444	>	assertFalse(future.isCancelled());
445	>	} finally {
446	>	joinPool(e);
447		}
448		}
449
450		/**
451		* Completed submit(runnable) returns successfully
452		*/
453	<	public void testSubmitRunnable() {
453	>	public void testSubmitRunnable() throws Throwable {
454	>	ExecutorService e = new ForkJoinPool(1);
455		try {
518	–	ExecutorService e = new ForkJoinPool(1);
456		Future<?> future = e.submit(new NoOpRunnable());
457	<	future.get();
457	>	assertNull(future.get());
458		assertTrue(future.isDone());
459	<	}
460	<	catch (ExecutionException ex) {
461	<	unexpectedException();
525	<	}
526	<	catch (InterruptedException ex) {
527	<	unexpectedException();
459	>	assertFalse(future.isCancelled());
460	>	} finally {
461	>	joinPool(e);
462		}
463		}
464
465		/**
466		* Completed submit(runnable, result) returns result
467		*/
468	<	public void testSubmitRunnable2() {
468	>	public void testSubmitRunnable2() throws Throwable {
469	>	ExecutorService e = new ForkJoinPool(1);
470		try {
536	–	ExecutorService e = new ForkJoinPool(1);
471		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
472	<	String result = future.get();
473	<	assertSame(TEST_STRING, result);
474	<	}
475	<	catch (ExecutionException ex) {
476	<	unexpectedException();
543	<	}
544	<	catch (InterruptedException ex) {
545	<	unexpectedException();
472	>	assertSame(TEST_STRING, future.get());
473	>	assertTrue(future.isDone());
474	>	assertFalse(future.isCancelled());
475	>	} finally {
476	>	joinPool(e);
477		}
478		}
479
549	–
480		/**
481	<	* A submitted privileged action to completion
481	>	* A submitted privileged action runs to completion
482		*/
483	<	public void testSubmitPrivilegedAction() {
484	<	Policy savedPolicy = null;
485	<	try {
486	<	savedPolicy = Policy.getPolicy();
487	<	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 {
483	>	public void testSubmitPrivilegedAction() throws Exception {
484	>	final Callable callable = Executors.callable(new PrivilegedAction() {
485	>	public Object run() { return TEST_STRING; }});
486	>	Runnable r = new CheckedRunnable() {
487	>	public void realRun() throws Exception {
488		ExecutorService e = new ForkJoinPool(1);
566	–	Future future = e.submit(Executors.callable(new PrivilegedAction() {
567	–	public Object run() {
568	–	return TEST_STRING;
569	–	}}));
570	–
571	–	Object result = future.get();
572	–	assertSame(TEST_STRING, result);
573	–	}
574	–	catch (ExecutionException ex) {
575	–	unexpectedException();
576	–	}
577	–	catch (InterruptedException ex) {
578	–	unexpectedException();
579	–	}
580	–	finally {
489		try {
490	<	Policy.setPolicy(savedPolicy);
491	<	} catch (AccessControlException ok) {
492	<	return;
490	>	Future future = e.submit(callable);
491	>	assertSame(TEST_STRING, future.get());
492	>	} finally {
493	>	joinPool(e);
494		}
495	<	}
495	>	}};
496	>
497	>	runWithPermissions(r, new RuntimePermission("modifyThread"));
498		}
499
500		/**
501	<	* A submitted a privileged exception action runs to completion
501	>	* A submitted privileged exception action runs to completion
502		*/
503	<	public void testSubmitPrivilegedExceptionAction() {
504	<	Policy savedPolicy = null;
505	<	try {
506	<	savedPolicy = Policy.getPolicy();
507	<	AdjustablePolicy policy = new AdjustablePolicy();
508	<	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 {
503	>	public void testSubmitPrivilegedExceptionAction() throws Exception {
504	>	final Callable callable =
505	>	Executors.callable(new PrivilegedExceptionAction() {
506	>	public Object run() { return TEST_STRING; }});
507	>	Runnable r = new CheckedRunnable() {
508	>	public void realRun() throws Exception {
509		ExecutorService e = new ForkJoinPool(1);
510	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
511	<	public Object run() {
512	<	return TEST_STRING;
513	<	}}));
510	>	try {
511	>	Future future = e.submit(callable);
512	>	assertSame(TEST_STRING, future.get());
513	>	} finally {
514	>	joinPool(e);
515	>	}
516	>	}};
517
518	<	Object result = future.get();
612	<	assertSame(TEST_STRING, result);
613	<	}
614	<	catch (ExecutionException ex) {
615	<	unexpectedException();
616	<	}
617	<	catch (InterruptedException ex) {
618	<	unexpectedException();
619	<	}
620	<	finally {
621	<	Policy.setPolicy(savedPolicy);
622	<	}
518	>	runWithPermissions(r, new RuntimePermission("modifyThread"));
519		}
520
521		/**
522		* A submitted failed privileged exception action reports exception
523		*/
524	<	public void testSubmitFailedPrivilegedExceptionAction() {
525	<	Policy savedPolicy = null;
526	<	try {
527	<	savedPolicy = Policy.getPolicy();
528	<	AdjustablePolicy policy = new AdjustablePolicy();
529	<	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 {
524	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
525	>	final Callable callable =
526	>	Executors.callable(new PrivilegedExceptionAction() {
527	>	public Object run() { throw new IndexOutOfBoundsException(); }});
528	>	Runnable r = new CheckedRunnable() {
529	>	public void realRun() throws Exception {
530		ExecutorService e = new ForkJoinPool(1);
531	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
532	<	public Object run() throws Exception {
533	<	throw new IndexOutOfBoundsException();
534	<	}}));
531	>	try {
532	>	Future future = e.submit(callable);
533	>	try {
534	>	future.get();
535	>	shouldThrow();
536	>	} catch (ExecutionException success) {
537	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
538	>	}
539	>	} finally {
540	>	joinPool(e);
541	>	}
542	>	}};
543
544	<	Object result = future.get();
649	<	shouldThrow();
650	<	}
651	<	catch (ExecutionException success) {
652	<	} catch (CancellationException success) {
653	<	} catch (InterruptedException ex) {
654	<	unexpectedException();
655	<	}
656	<	finally {
657	<	Policy.setPolicy(savedPolicy);
658	<	}
544	>	runWithPermissions(r, new RuntimePermission("modifyThread"));
545		}
546
547		/**
548	<	* execute(null runnable) throws NPE
548	>	* execute(null runnable) throws NullPointerException
549		*/
550		public void testExecuteNullRunnable() {
551	+	ExecutorService e = new ForkJoinPool(1);
552		try {
553	<	ExecutorService e = new ForkJoinPool(1);
667	<	TrackedShortRunnable task = null;
668	<	Future<?> future = e.submit(task);
553	>	Future<?> future = e.submit((Runnable) null);
554		shouldThrow();
555	<	}
556	<	catch (NullPointerException success) {
557	<	}
673	<	catch (Exception ex) {
674	<	unexpectedException();
555	>	} catch (NullPointerException success) {
556	>	} finally {
557	>	joinPool(e);
558		}
559		}
560
678	–
561		/**
562	<	* submit(null callable) throws NPE
562	>	* submit(null callable) throws NullPointerException
563		*/
564		public void testSubmitNullCallable() {
565	+	ExecutorService e = new ForkJoinPool(1);
566		try {
567	<	ExecutorService e = new ForkJoinPool(1);
685	<	StringTask t = null;
686	<	Future<String> future = e.submit(t);
567	>	Future<String> future = e.submit((Callable) null);
568		shouldThrow();
569	<	}
570	<	catch (NullPointerException success) {
571	<	}
691	<	catch (Exception ex) {
692	<	unexpectedException();
569	>	} catch (NullPointerException success) {
570	>	} finally {
571	>	joinPool(e);
572		}
573		}
574
696	–
575		/**
576	<	* Blocking on submit(callable) throws InterruptedException if
699	<	* caller interrupted.
576	>	* submit(callable).get() throws InterruptedException if interrupted
577		*/
578	<	public void testInterruptedSubmit() {
579	<	final ForkJoinPool p = new ForkJoinPool(1);
580	<	Thread t = new Thread(new Runnable() {
581	<	public void run() {
582	<	try {
583	<	p.submit(new Callable<Object>() {
584	<	public Object call() {
585	<	try {
586	<	Thread.sleep(MEDIUM_DELAY_MS);
587	<	shouldThrow();
588	<	} catch (InterruptedException e) {
589	<	}
590	<	return null;
591	<	}
592	<	}).get();
593	<	} catch (InterruptedException success) {
717	<	} catch (Exception e) {
718	<	unexpectedException();
719	<	}
720	<
721	<	}
722	<	});
723	<	try {
578	>	public void testInterruptedSubmit() throws InterruptedException {
579	>	final CountDownLatch submitted    = new CountDownLatch(1);
580	>	final CountDownLatch quittingTime = new CountDownLatch(1);
581	>	final ExecutorService p = new ForkJoinPool(1);
582	>	final Callable<Void> awaiter = new CheckedCallable<Void>() {
583	>	public Void realCall() throws InterruptedException {
584	>	assertTrue(quittingTime.await(MEDIUM_DELAY_MS, MILLISECONDS));
585	>	return null;
586	>	}};
587	>	try {
588	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
589	>	public void realRun() throws Exception {
590	>	Future<Void> future = p.submit(awaiter);
591	>	submitted.countDown();
592	>	future.get();
593	>	}});
594		t.start();
595	<	Thread.sleep(SHORT_DELAY_MS);
595	>	assertTrue(submitted.await(MEDIUM_DELAY_MS, MILLISECONDS));
596		t.interrupt();
597	<	} catch (Exception e) {
598	<	unexpectedException();
597	>	t.join();
598	>	} finally {
599	>	quittingTime.countDown();
600	>	joinPool(p);
601		}
730	–	joinPool(p);
602		}
603
604		/**
605		* get of submit(callable) throws ExecutionException if callable
606		* throws exception
607		*/
608	<	public void testSubmitEE() {
608	>	public void testSubmitEE() throws Throwable {
609		ForkJoinPool p = new ForkJoinPool(1);
739	–
610		try {
611	<	Callable c = new Callable() {
612	<	public Object call() {
613	<	int i = 5/0;
744	<	return Boolean.TRUE;
745	<	}
746	<	};
747	<
748	<	for (int i = 0; i < 5; i++) {
749	<	p.submit(c).get();
750	<	}
751	<
611	>	p.submit(new Callable() {
612	>	public Object call() { throw new ArithmeticException(); }})
613	>	.get();
614		shouldThrow();
615		} catch (ExecutionException success) {
616	<	} catch (CancellationException success) {
617	<	} catch (Exception e) {
618	<	unexpectedException();
616	>	assertTrue(success.getCause() instanceof ArithmeticException);
617	>	} finally {
618	>	joinPool(p);
619		}
758	–	joinPool(p);
620		}
621
622		/**
623	<	* invokeAny(null) throws NPE
623	>	* invokeAny(null) throws NullPointerException
624		*/
625	<	public void testInvokeAny1() {
625	>	public void testInvokeAny1() throws Throwable {
626		ExecutorService e = new ForkJoinPool(1);
627		try {
628		e.invokeAny(null);
629	+	shouldThrow();
630		} catch (NullPointerException success) {
769	–	} catch (Exception ex) {
770	–	unexpectedException();
631		} finally {
632		joinPool(e);
633		}
634		}
635
636		/**
637	<	* invokeAny(empty collection) throws IAE
637	>	* invokeAny(empty collection) throws IllegalArgumentException
638		*/
639	<	public void testInvokeAny2() {
639	>	public void testInvokeAny2() throws Throwable {
640		ExecutorService e = new ForkJoinPool(1);
641		try {
642		e.invokeAny(new ArrayList<Callable<String>>());
643	+	shouldThrow();
644		} catch (IllegalArgumentException success) {
784	–	} catch (Exception ex) {
785	–	unexpectedException();
645		} finally {
646		joinPool(e);
647		}
648		}
649
650		/**
651	<	* invokeAny(c) throws NPE if c has null elements
651	>	* invokeAny(c) throws NullPointerException if c has a single null element
652		*/
653	<	public void testInvokeAny3() {
653	>	public void testInvokeAny3() throws Throwable {
654		ExecutorService e = new ForkJoinPool(1);
655	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
656	+	l.add(null);
657		try {
797	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
798	–	l.add(new StringTask());
799	–	l.add(null);
658		e.invokeAny(l);
659	+	shouldThrow();
660		} catch (NullPointerException success) {
802	–	} catch (Exception ex) {
803	–	ex.printStackTrace();
804	–	unexpectedException();
661		} finally {
662		joinPool(e);
663		}
664		}
665
666		/**
667	+	* invokeAny(c) throws NullPointerException if c has null elements
668	+	*/
669	+	public void testInvokeAny4() throws Throwable {
670	+	CountDownLatch latch = new CountDownLatch(1);
671	+	ExecutorService e = new ForkJoinPool(1);
672	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
673	+	l.add(latchAwaitingStringTask(latch));
674	+	l.add(null);
675	+	try {
676	+	e.invokeAny(l);
677	+	shouldThrow();
678	+	} catch (NullPointerException success) {
679	+	} finally {
680	+	latch.countDown();
681	+	joinPool(e);
682	+	}
683	+	}
684	+
685	+	/**
686		* invokeAny(c) throws ExecutionException if no task in c completes
687		*/
688	<	public void testInvokeAny4() {
688	>	public void testInvokeAny5() throws Throwable {
689		ExecutorService e = new ForkJoinPool(1);
690	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
691	+	l.add(new NPETask());
692		try {
816	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
817	–	l.add(new NPETask());
693		e.invokeAny(l);
694	+	shouldThrow();
695		} catch (ExecutionException success) {
696	<	} catch (CancellationException success) {
821	<	} catch (Exception ex) {
822	<	unexpectedException();
696	>	assertTrue(success.getCause() instanceof NullPointerException);
697		} finally {
698		joinPool(e);
699		}
#	Line 828 | Line 702 | public class ForkJoinPoolTest extends JS
702		/**
703		* invokeAny(c) returns result of some task in c if at least one completes
704		*/
705	<	public void testInvokeAny5() {
705	>	public void testInvokeAny6() throws Throwable {
706		ExecutorService e = new ForkJoinPool(1);
707		try {
708	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
708	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
709		l.add(new StringTask());
710		l.add(new StringTask());
711		String result = e.invokeAny(l);
712		assertSame(TEST_STRING, result);
839	–	} catch (ExecutionException success) {
840	–	} catch (CancellationException success) {
841	–	} catch (Exception ex) {
842	–	unexpectedException();
713		} finally {
714		joinPool(e);
715		}
716		}
717
718		/**
719	<	* invokeAll(null) throws NPE
719	>	* invokeAll(null) throws NullPointerException
720		*/
721	<	public void testInvokeAll1() {
721	>	public void testInvokeAll1() throws Throwable {
722		ExecutorService e = new ForkJoinPool(1);
723		try {
724		e.invokeAll(null);
725	+	shouldThrow();
726		} catch (NullPointerException success) {
856	–	} catch (Exception ex) {
857	–	unexpectedException();
727		} finally {
728		joinPool(e);
729		}
#	Line 863 | Line 732 | public class ForkJoinPoolTest extends JS
732		/**
733		* invokeAll(empty collection) returns empty collection
734		*/
735	<	public void testInvokeAll2() {
735	>	public void testInvokeAll2() throws InterruptedException {
736		ExecutorService e = new ForkJoinPool(1);
737		try {
738	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
738	>	List<Future<String>> r
739	>	= e.invokeAll(new ArrayList<Callable<String>>());
740		assertTrue(r.isEmpty());
871	–	} catch (Exception ex) {
872	–	unexpectedException();
741		} finally {
742		joinPool(e);
743		}
744		}
745
746		/**
747	<	* invokeAll(c) throws NPE if c has null elements
747	>	* invokeAll(c) throws NullPointerException if c has null elements
748		*/
749	<	public void testInvokeAll3() {
749	>	public void testInvokeAll3() throws InterruptedException {
750		ExecutorService e = new ForkJoinPool(1);
751	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
752	+	l.add(new StringTask());
753	+	l.add(null);
754		try {
884	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
885	–	l.add(new StringTask());
886	–	l.add(null);
755		e.invokeAll(l);
756	+	shouldThrow();
757		} catch (NullPointerException success) {
889	–	} catch (Exception ex) {
890	–	unexpectedException();
758		} finally {
759		joinPool(e);
760		}
761		}
762
763		/**
764	<	* get of returned element of invokeAll(c) throws exception on failed task
764	>	* get of returned element of invokeAll(c) throws
765	>	* ExecutionException on failed task
766		*/
767	<	public void testInvokeAll4() {
767	>	public void testInvokeAll4() throws Throwable {
768		ExecutorService e = new ForkJoinPool(1);
769	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
770	+	l.add(new NPETask());
771	+	List<Future<String>> futures = e.invokeAll(l);
772	+	assertEquals(1, futures.size());
773		try {
774	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
775	<	l.add(new NPETask());
904	<	List<Future<String>> result = e.invokeAll(l);
905	<	assertEquals(1, result.size());
906	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
907	<	it.next().get();
774	>	futures.get(0).get();
775	>	shouldThrow();
776		} catch (ExecutionException success) {
777	<	} catch (CancellationException success) {
910	<	} catch (Exception ex) {
911	<	ex.printStackTrace();
912	<	unexpectedException();
777	>	assertTrue(success.getCause() instanceof NullPointerException);
778		} finally {
779		joinPool(e);
780		}
#	Line 918 | Line 783 | public class ForkJoinPoolTest extends JS
783		/**
784		* invokeAll(c) returns results of all completed tasks in c
785		*/
786	<	public void testInvokeAll5() {
786	>	public void testInvokeAll5() throws Throwable {
787		ExecutorService e = new ForkJoinPool(1);
788		try {
789	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
789	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
790		l.add(new StringTask());
791		l.add(new StringTask());
792	<	List<Future<String>> result = e.invokeAll(l);
793	<	assertEquals(2, result.size());
794	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
795	<	assertSame(TEST_STRING, it.next().get());
931	<	} catch (ExecutionException success) {
932	<	} catch (CancellationException success) {
933	<	} catch (Exception ex) {
934	<	ex.printStackTrace();
935	<	unexpectedException();
792	>	List<Future<String>> futures = e.invokeAll(l);
793	>	assertEquals(2, futures.size());
794	>	for (Future<String> future : futures)
795	>	assertSame(TEST_STRING, future.get());
796		} finally {
797		joinPool(e);
798		}
799		}
800
941	–
801		/**
802	<	* timed invokeAny(null) throws NPE
802	>	* timed invokeAny(null) throws NullPointerException
803		*/
804	<	public void testTimedInvokeAny1() {
804	>	public void testTimedInvokeAny1() throws Throwable {
805		ExecutorService e = new ForkJoinPool(1);
806		try {
807	<	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
807	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
808	>	shouldThrow();
809		} catch (NullPointerException success) {
950	–	} catch (Exception ex) {
951	–	ex.printStackTrace();
952	–	unexpectedException();
810		} finally {
811		joinPool(e);
812		}
813		}
814
815		/**
816	<	* timed invokeAny(null time unit) throws NPE
816	>	* timed invokeAny(null time unit) throws NullPointerException
817		*/
818	<	public void testTimedInvokeAnyNullTimeUnit() {
818	>	public void testTimedInvokeAnyNullTimeUnit() throws Throwable {
819		ExecutorService e = new ForkJoinPool(1);
820	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
821	+	l.add(new StringTask());
822		try {
964	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
965	–	l.add(new StringTask());
823		e.invokeAny(l, MEDIUM_DELAY_MS, null);
824	+	shouldThrow();
825		} catch (NullPointerException success) {
968	–	} catch (Exception ex) {
969	–	ex.printStackTrace();
970	–	unexpectedException();
826		} finally {
827		joinPool(e);
828		}
829		}
830
831		/**
832	<	* timed invokeAny(empty collection) throws IAE
832	>	* timed invokeAny(empty collection) throws IllegalArgumentException
833		*/
834	<	public void testTimedInvokeAny2() {
834	>	public void testTimedInvokeAny2() throws Throwable {
835		ExecutorService e = new ForkJoinPool(1);
836		try {
837	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
837	>	e.invokeAny(new ArrayList<Callable<String>>(),
838	>	MEDIUM_DELAY_MS, MILLISECONDS);
839	>	shouldThrow();
840		} catch (IllegalArgumentException success) {
984	–	} catch (Exception ex) {
985	–	ex.printStackTrace();
986	–	unexpectedException();
841		} finally {
842		joinPool(e);
843		}
844		}
845
846		/**
847	<	* timed invokeAny(c) throws NPE if c has null elements
847	>	* timed invokeAny(c) throws NullPointerException if c has null elements
848		*/
849	<	public void testTimedInvokeAny3() {
849	>	public void testTimedInvokeAny3() throws Throwable {
850	>	CountDownLatch latch = new CountDownLatch(1);
851		ExecutorService e = new ForkJoinPool(1);
852	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
853	+	l.add(latchAwaitingStringTask(latch));
854	+	l.add(null);
855		try {
856	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
857	<	l.add(new StringTask());
1000	<	l.add(null);
1001	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
856	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
857	>	shouldThrow();
858		} catch (NullPointerException success) {
1003	–	} catch (Exception ex) {
1004	–	ex.printStackTrace();
1005	–	unexpectedException();
859		} finally {
860	+	latch.countDown();
861		joinPool(e);
862		}
863		}
#	Line 1011 | Line 865 | public class ForkJoinPoolTest extends JS
865		/**
866		* timed invokeAny(c) throws ExecutionException if no task completes
867		*/
868	<	public void testTimedInvokeAny4() {
868	>	public void testTimedInvokeAny4() throws Throwable {
869		ExecutorService e = new ForkJoinPool(1);
870	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
871	+	l.add(new NPETask());
872		try {
873	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
874	<	l.add(new NPETask());
1019	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
873	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
874	>	shouldThrow();
875		} catch (ExecutionException success) {
876	<	} catch (CancellationException success) {
1022	<	} catch (Exception ex) {
1023	<	ex.printStackTrace();
1024	<	unexpectedException();
876	>	assertTrue(success.getCause() instanceof NullPointerException);
877		} finally {
878		joinPool(e);
879		}
#	Line 1030 | Line 882 | public class ForkJoinPoolTest extends JS
882		/**
883		* timed invokeAny(c) returns result of some task in c
884		*/
885	<	public void testTimedInvokeAny5() {
885	>	public void testTimedInvokeAny5() throws Throwable {
886		ExecutorService e = new ForkJoinPool(1);
887		try {
888	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
888	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
889		l.add(new StringTask());
890		l.add(new StringTask());
891	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
891	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
892		assertSame(TEST_STRING, result);
1041	–	} catch (ExecutionException success) {
1042	–	} catch (CancellationException success) {
1043	–	} catch (Exception ex) {
1044	–	ex.printStackTrace();
1045	–	unexpectedException();
893		} finally {
894		joinPool(e);
895		}
896		}
897
898		/**
899	<	* timed invokeAll(null) throws NPE
899	>	* timed invokeAll(null) throws NullPointerException
900		*/
901	<	public void testTimedInvokeAll1() {
901	>	public void testTimedInvokeAll1() throws Throwable {
902		ExecutorService e = new ForkJoinPool(1);
903		try {
904	<	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
904	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
905	>	shouldThrow();
906		} catch (NullPointerException success) {
1059	–	} catch (Exception ex) {
1060	–	ex.printStackTrace();
1061	–	unexpectedException();
907		} finally {
908		joinPool(e);
909		}
910		}
911
912		/**
913	<	* timed invokeAll(null time unit) throws NPE
913	>	* timed invokeAll(null time unit) throws NullPointerException
914		*/
915	<	public void testTimedInvokeAllNullTimeUnit() {
915	>	public void testTimedInvokeAllNullTimeUnit() throws Throwable {
916		ExecutorService e = new ForkJoinPool(1);
917	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
918	+	l.add(new StringTask());
919		try {
1073	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1074	–	l.add(new StringTask());
920		e.invokeAll(l, MEDIUM_DELAY_MS, null);
921	+	shouldThrow();
922		} catch (NullPointerException success) {
1077	–	} catch (Exception ex) {
1078	–	ex.printStackTrace();
1079	–	unexpectedException();
923		} finally {
924		joinPool(e);
925		}
#	Line 1085 | Line 928 | public class ForkJoinPoolTest extends JS
928		/**
929		* timed invokeAll(empty collection) returns empty collection
930		*/
931	<	public void testTimedInvokeAll2() {
931	>	public void testTimedInvokeAll2() throws InterruptedException {
932		ExecutorService e = new ForkJoinPool(1);
933		try {
934	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
934	>	List<Future<String>> r
935	>	= e.invokeAll(new ArrayList<Callable<String>>(),
936	>	MEDIUM_DELAY_MS, MILLISECONDS);
937		assertTrue(r.isEmpty());
1093	–	} catch (Exception ex) {
1094	–	ex.printStackTrace();
1095	–	unexpectedException();
938		} finally {
939		joinPool(e);
940		}
941		}
942
943		/**
944	<	* timed invokeAll(c) throws NPE if c has null elements
944	>	* timed invokeAll(c) throws NullPointerException if c has null elements
945		*/
946	<	public void testTimedInvokeAll3() {
946	>	public void testTimedInvokeAll3() throws InterruptedException {
947		ExecutorService e = new ForkJoinPool(1);
948	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
949	+	l.add(new StringTask());
950	+	l.add(null);
951		try {
952	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
953	<	l.add(new StringTask());
1109	<	l.add(null);
1110	<	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
952	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
953	>	shouldThrow();
954		} catch (NullPointerException success) {
1112	–	} catch (Exception ex) {
1113	–	ex.printStackTrace();
1114	–	unexpectedException();
955		} finally {
956		joinPool(e);
957		}
#	Line 1120 | Line 960 | public class ForkJoinPoolTest extends JS
960		/**
961		* get of returned element of invokeAll(c) throws exception on failed task
962		*/
963	<	public void testTimedInvokeAll4() {
963	>	public void testTimedInvokeAll4() throws Throwable {
964		ExecutorService e = new ForkJoinPool(1);
965	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
966	+	l.add(new NPETask());
967	+	List<Future<String>> futures
968	+	= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
969	+	assertEquals(1, futures.size());
970		try {
971	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
972	<	l.add(new NPETask());
1128	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1129	<	assertEquals(1, result.size());
1130	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1131	<	it.next().get();
971	>	futures.get(0).get();
972	>	shouldThrow();
973		} catch (ExecutionException success) {
974	<	} catch (CancellationException success) {
1134	<	} catch (Exception ex) {
1135	<	ex.printStackTrace();
1136	<	unexpectedException();
974	>	assertTrue(success.getCause() instanceof NullPointerException);
975		} finally {
976		joinPool(e);
977		}
#	Line 1142 | Line 980 | public class ForkJoinPoolTest extends JS
980		/**
981		* timed invokeAll(c) returns results of all completed tasks in c
982		*/
983	<	public void testTimedInvokeAll5() {
983	>	public void testTimedInvokeAll5() throws Throwable {
984		ExecutorService e = new ForkJoinPool(1);
985		try {
986	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
986	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
987		l.add(new StringTask());
988		l.add(new StringTask());
989	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
990	<	assertEquals(2, result.size());
991	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
992	<	assertSame(TEST_STRING, it.next().get());
993	<	} catch (ExecutionException success) {
1156	<	} catch (CancellationException success) {
1157	<	} catch (Exception ex) {
1158	<	ex.printStackTrace();
1159	<	unexpectedException();
989	>	List<Future<String>> futures
990	>	= e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
991	>	assertEquals(2, futures.size());
992	>	for (Future<String> future : futures)
993	>	assertSame(TEST_STRING, future.get());
994		} finally {
995		joinPool(e);
996		}

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