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root/jsr166/jsr166/src/test/tck/ForkJoinPoolTest.java
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Comparing jsr166/src/test/tck/ForkJoinPoolTest.java (file contents):
Revision 1.5 by jsr166, Sat Aug 1 22:09:13 2009 UTC vs.
Revision 1.34 by jsr166, Thu Nov 18 19:14:34 2010 UTC

# Line 4 | Line 4
4   * http://creativecommons.org/licenses/publicdomain
5   */
6  
7
7   import junit.framework.*;
8 < import java.util.*;
9 < import java.util.concurrent.*;
10 < import java.util.concurrent.locks.*;
11 < import java.security.*;
8 > import java.util.ArrayList;
9 > import java.util.Collection;
10 > import java.util.List;
11 > import java.util.concurrent.Executors;
12 > import java.util.concurrent.ExecutorService;
13 > import java.util.concurrent.AbstractExecutorService;
14 > import java.util.concurrent.CountDownLatch;
15 > import java.util.concurrent.Callable;
16 > import java.util.concurrent.Future;
17 > import java.util.concurrent.ExecutionException;
18 > import java.util.concurrent.CancellationException;
19 > import java.util.concurrent.RejectedExecutionException;
20 > import java.util.concurrent.ForkJoinPool;
21 > import java.util.concurrent.ForkJoinTask;
22 > import java.util.concurrent.ForkJoinWorkerThread;
23 > import java.util.concurrent.RecursiveTask;
24 > import java.util.concurrent.TimeUnit;
25 > import java.util.concurrent.locks.ReentrantLock;
26 > import static java.util.concurrent.TimeUnit.MILLISECONDS;
27 > import java.security.AccessControlException;
28 > import java.security.Policy;
29 > import java.security.PrivilegedAction;
30 > import java.security.PrivilegedExceptionAction;
31  
32   public class ForkJoinPoolTest extends JSR166TestCase {
33      public static void main(String[] args) {
34 <        junit.textui.TestRunner.run (suite());
34 >        junit.textui.TestRunner.run(suite());
35      }
36 +
37      public static Test suite() {
38          return new TestSuite(ForkJoinPoolTest.class);
39      }
# Line 38 | Line 57 | public class ForkJoinPoolTest extends JS
57      // Some classes to test extension and factory methods
58  
59      static class MyHandler implements Thread.UncaughtExceptionHandler {
60 <        int catches = 0;
60 >        volatile int catches = 0;
61          public void uncaughtException(Thread t, Throwable e) {
62              ++catches;
63          }
# Line 47 | Line 66 | public class ForkJoinPoolTest extends JS
66      // to test handlers
67      static class FailingFJWSubclass extends ForkJoinWorkerThread {
68          public FailingFJWSubclass(ForkJoinPool p) { super(p) ; }
69 <        protected void onStart() { throw new Error(); }
69 >        protected void onStart() { super.onStart(); throw new Error(); }
70      }
71  
72 <    static class FailingThreadFactory implements ForkJoinPool.ForkJoinWorkerThreadFactory {
73 <        int calls = 0;
72 >    static class FailingThreadFactory
73 >            implements ForkJoinPool.ForkJoinWorkerThreadFactory {
74 >        volatile int calls = 0;
75          public ForkJoinWorkerThread newThread(ForkJoinPool p) {
76              if (++calls > 1) return null;
77              return new FailingFJWSubclass(p);
# Line 140 | Line 160 | public class ForkJoinPoolTest extends JS
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 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  
202  
# Line 187 | Line 204 | public class ForkJoinPoolTest extends JS
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          }
# Line 231 | Line 216 | public class ForkJoinPoolTest extends JS
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          }
# Line 308 | Line 232 | public class ForkJoinPoolTest extends JS
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();
247 <        } finally {
324 <            joinPool(p);
325 <        }
326 <    }
327 <
328 <    /**
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());
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  
342
254      /**
255       * After invoking a single task, isQuiescent is true,
256       * queues are empty, threads are not active, and
257       * construction parameters continue to hold
258       */
259 <    public void testisQuiescent() {
260 <        ForkJoinPool p = null;
259 >    public void testisQuiescent() throws InterruptedException {
260 >        ForkJoinPool p = new ForkJoinPool(2);
261          try {
262 <            p = new ForkJoinPool(2);
262 >            assertTrue(p.isQuiescent());
263              p.invoke(new FibTask(20));
264 <            assertTrue(p.getFactory() == ForkJoinPool.defaultForkJoinWorkerThreadFactory);
265 <            Thread.sleep(MEDIUM_DELAY_MS);
264 >            assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory,
265 >                       p.getFactory());
266 >            Thread.sleep(SMALL_DELAY_MS);
267              assertTrue(p.isQuiescent());
356            assertTrue(p.getMaintainsParallelism());
268              assertFalse(p.getAsyncMode());
269 <            assertTrue(p.getActiveThreadCount() == 0);
270 <            assertTrue(p.getQueuedTaskCount() == 0);
271 <            assertTrue(p.getQueuedSubmissionCount() == 0);
269 >            assertEquals(0, p.getActiveThreadCount());
270 >            assertEquals(0, p.getQueuedTaskCount());
271 >            assertEquals(0, p.getQueuedSubmissionCount());
272              assertFalse(p.hasQueuedSubmissions());
273              assertFalse(p.isShutdown());
274              assertFalse(p.isTerminating());
275              assertFalse(p.isTerminated());
365        } catch (InterruptedException e) {
366            unexpectedException();
276          } finally {
277              joinPool(p);
278          }
# Line 372 | Line 281 | public class ForkJoinPoolTest extends JS
281      /**
282       * Completed submit(ForkJoinTask) returns result
283       */
284 <    public void testSubmitForkJoinTask() {
285 <        ForkJoinPool p = null;
284 >    public void testSubmitForkJoinTask() throws Throwable {
285 >        ForkJoinPool p = new ForkJoinPool(1);
286          try {
378            p = new ForkJoinPool(1);
287              ForkJoinTask<Integer> f = p.submit(new FibTask(8));
288 <            int r = f.get();
381 <            assertTrue(r == 21);
382 <        } catch (ExecutionException ex) {
383 <            unexpectedException();
384 <        } catch (InterruptedException ex) {
385 <            unexpectedException();
288 >            assertEquals(21, (int) f.get());
289          } finally {
290              joinPool(p);
291          }
# Line 392 | Line 295 | public class ForkJoinPoolTest extends JS
295       * A task submitted after shutdown is rejected
296       */
297      public void testSubmitAfterShutdown() {
298 <        ForkJoinPool p = null;
298 >        ForkJoinPool p = new ForkJoinPool(1);
299          try {
397            p = new ForkJoinPool(1);
300              p.shutdown();
301              assertTrue(p.isShutdown());
302 <            ForkJoinTask<Integer> f = p.submit(new FibTask(8));
303 <            shouldThrow();
304 <        } catch (RejectedExecutionException success) {
302 >            try {
303 >                ForkJoinTask<Integer> f = p.submit(new FibTask(8));
304 >                shouldThrow();
305 >            } catch (RejectedExecutionException success) {}
306          } finally {
307              joinPool(p);
308          }
# Line 408 | Line 311 | public class ForkJoinPoolTest extends JS
311      /**
312       * Pool maintains parallelism when using ManagedBlocker
313       */
314 <    public void testBlockingForkJoinTask() {
315 <        ForkJoinPool p = null;
314 >    public void testBlockingForkJoinTask() throws Throwable {
315 >        ForkJoinPool p = new ForkJoinPool(4);
316          try {
414            p = new ForkJoinPool(4);
317              ReentrantLock lock = new ReentrantLock();
318              ManagedLocker locker = new ManagedLocker(lock);
319 <            ForkJoinTask<Integer> f = new LockingFibTask(30, locker, lock);
319 >            ForkJoinTask<Integer> f = new LockingFibTask(20, locker, lock);
320              p.execute(f);
321 <            assertTrue(p.getPoolSize() >= 4);
420 <            int r = f.get();
421 <            assertTrue(r ==  832040);
422 <        } catch (ExecutionException ex) {
423 <            unexpectedException();
424 <        } catch (InterruptedException ex) {
425 <            unexpectedException();
321 >            assertEquals(6765, (int) f.get());
322          } finally {
323 <            joinPool(p);
323 >            p.shutdownNow(); // don't wait out shutdown
324          }
325      }
326  
# Line 432 | Line 328 | public class ForkJoinPoolTest extends JS
328       * pollSubmission returns unexecuted submitted task, if present
329       */
330      public void testPollSubmission() {
331 <        SubFJP p = null;
331 >        SubFJP p = new SubFJP();
332          try {
333 <            p = new SubFJP();
334 <            ForkJoinTask a = p.submit(new MediumRunnable());
335 <            ForkJoinTask b = p.submit(new MediumRunnable());
440 <            ForkJoinTask c = p.submit(new MediumRunnable());
333 >            ForkJoinTask a = p.submit(new ShortRunnable());
334 >            ForkJoinTask b = p.submit(new ShortRunnable());
335 >            ForkJoinTask c = p.submit(new ShortRunnable());
336              ForkJoinTask r = p.pollSubmission();
337              assertTrue(r == a || r == b || r == c);
338              assertFalse(r.isDone());
# Line 450 | Line 345 | public class ForkJoinPoolTest extends JS
345       * drainTasksTo transfers unexecuted submitted tasks, if present
346       */
347      public void testDrainTasksTo() {
348 <        SubFJP p = null;
348 >        SubFJP p = new SubFJP();
349          try {
350 <            p = new SubFJP();
351 <            ForkJoinTask a = p.submit(new MediumRunnable());
352 <            ForkJoinTask b = p.submit(new MediumRunnable());
458 <            ForkJoinTask c = p.submit(new MediumRunnable());
350 >            ForkJoinTask a = p.submit(new ShortRunnable());
351 >            ForkJoinTask b = p.submit(new ShortRunnable());
352 >            ForkJoinTask c = p.submit(new ShortRunnable());
353              ArrayList<ForkJoinTask> al = new ArrayList();
354              p.drainTasksTo(al);
355              assertTrue(al.size() > 0);
# Line 474 | Line 368 | public class ForkJoinPoolTest extends JS
368      /**
369       * execute(runnable) runs it to completion
370       */
371 <    public void testExecuteRunnable() {
371 >    public void testExecuteRunnable() throws Throwable {
372 >        ExecutorService e = new ForkJoinPool(1);
373          try {
374 <            ExecutorService e = new ForkJoinPool(1);
375 <            TrackedShortRunnable task = new TrackedShortRunnable();
481 <            assertFalse(task.done);
374 >            TrackedRunnable task = trackedRunnable(SHORT_DELAY_MS);
375 >            assertFalse(task.isDone());
376              Future<?> future = e.submit(task);
377 <            future.get();
378 <            assertTrue(task.done);
379 <        }
380 <        catch (ExecutionException ex) {
381 <            unexpectedException();
488 <        }
489 <        catch (InterruptedException ex) {
490 <            unexpectedException();
377 >            assertNull(future.get());
378 >            assertTrue(task.isDone());
379 >            assertFalse(future.isCancelled());
380 >        } finally {
381 >            joinPool(e);
382          }
383      }
384  
# Line 495 | Line 386 | public class ForkJoinPoolTest extends JS
386      /**
387       * Completed submit(callable) returns result
388       */
389 <    public void testSubmitCallable() {
389 >    public void testSubmitCallable() throws Throwable {
390 >        ExecutorService e = new ForkJoinPool(1);
391          try {
500            ExecutorService e = new ForkJoinPool(1);
392              Future<String> future = e.submit(new StringTask());
393 <            String result = future.get();
394 <            assertSame(TEST_STRING, result);
395 <        }
396 <        catch (ExecutionException ex) {
397 <            unexpectedException();
507 <        }
508 <        catch (InterruptedException ex) {
509 <            unexpectedException();
393 >            assertSame(TEST_STRING, future.get());
394 >            assertTrue(future.isDone());
395 >            assertFalse(future.isCancelled());
396 >        } finally {
397 >            joinPool(e);
398          }
399      }
400  
401      /**
402       * Completed submit(runnable) returns successfully
403       */
404 <    public void testSubmitRunnable() {
404 >    public void testSubmitRunnable() throws Throwable {
405 >        ExecutorService e = new ForkJoinPool(1);
406          try {
518            ExecutorService e = new ForkJoinPool(1);
407              Future<?> future = e.submit(new NoOpRunnable());
408 <            future.get();
408 >            assertNull(future.get());
409              assertTrue(future.isDone());
410 <        }
411 <        catch (ExecutionException ex) {
412 <            unexpectedException();
525 <        }
526 <        catch (InterruptedException ex) {
527 <            unexpectedException();
410 >            assertFalse(future.isCancelled());
411 >        } finally {
412 >            joinPool(e);
413          }
414      }
415  
416      /**
417       * Completed submit(runnable, result) returns result
418       */
419 <    public void testSubmitRunnable2() {
419 >    public void testSubmitRunnable2() throws Throwable {
420 >        ExecutorService e = new ForkJoinPool(1);
421          try {
536            ExecutorService e = new ForkJoinPool(1);
422              Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
423 <            String result = future.get();
424 <            assertSame(TEST_STRING, result);
425 <        }
426 <        catch (ExecutionException ex) {
427 <            unexpectedException();
543 <        }
544 <        catch (InterruptedException ex) {
545 <            unexpectedException();
423 >            assertSame(TEST_STRING, future.get());
424 >            assertTrue(future.isDone());
425 >            assertFalse(future.isCancelled());
426 >        } finally {
427 >            joinPool(e);
428          }
429      }
430  
431  
432      /**
433 <     * A submitted privileged action to completion
433 >     * A submitted privileged action runs to completion
434       */
435 <    public void testSubmitPrivilegedAction() {
435 >    public void testSubmitPrivilegedAction() throws Throwable {
436          Policy savedPolicy = null;
437          try {
438              savedPolicy = Policy.getPolicy();
# Line 561 | Line 443 | public class ForkJoinPoolTest extends JS
443          } catch (AccessControlException ok) {
444              return;
445          }
446 +
447          try {
448              ExecutorService e = new ForkJoinPool(1);
449 <            Future future = e.submit(Executors.callable(new PrivilegedAction() {
449 >            try {
450 >                Future future = e.submit(Executors.callable(new PrivilegedAction() {
451                      public Object run() {
452                          return TEST_STRING;
453                      }}));
454  
455 <            Object result = future.get();
456 <            assertSame(TEST_STRING, result);
457 <        }
458 <        catch (ExecutionException ex) {
575 <            unexpectedException();
576 <        }
577 <        catch (InterruptedException ex) {
578 <            unexpectedException();
579 <        }
580 <        finally {
581 <            try {
582 <                Policy.setPolicy(savedPolicy);
583 <            } catch (AccessControlException ok) {
584 <                return;
455 >                Object result = future.get();
456 >                assertSame(TEST_STRING, result);
457 >            } finally {
458 >                joinPool(e);
459              }
460 +        } finally {
461 +            Policy.setPolicy(savedPolicy);
462          }
463      }
464  
465      /**
466 <     * A submitted a privileged exception action runs to completion
466 >     * A submitted privileged exception action runs to completion
467       */
468 <    public void testSubmitPrivilegedExceptionAction() {
468 >    public void testSubmitPrivilegedExceptionAction() throws Throwable {
469          Policy savedPolicy = null;
470          try {
471              savedPolicy = Policy.getPolicy();
# Line 603 | Line 479 | public class ForkJoinPoolTest extends JS
479  
480          try {
481              ExecutorService e = new ForkJoinPool(1);
482 <            Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
482 >            try {
483 >                Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
484                      public Object run() {
485                          return TEST_STRING;
486                      }}));
487  
488 <            Object result = future.get();
489 <            assertSame(TEST_STRING, result);
490 <        }
491 <        catch (ExecutionException ex) {
492 <            unexpectedException();
493 <        }
617 <        catch (InterruptedException ex) {
618 <            unexpectedException();
619 <        }
620 <        finally {
488 >                Object result = future.get();
489 >                assertSame(TEST_STRING, result);
490 >            } finally {
491 >                joinPool(e);
492 >            }
493 >        } finally {
494              Policy.setPolicy(savedPolicy);
495          }
496      }
# Line 625 | Line 498 | public class ForkJoinPoolTest extends JS
498      /**
499       * A submitted failed privileged exception action reports exception
500       */
501 <    public void testSubmitFailedPrivilegedExceptionAction() {
501 >    public void testSubmitFailedPrivilegedExceptionAction() throws Throwable {
502          Policy savedPolicy = null;
503          try {
504              savedPolicy = Policy.getPolicy();
# Line 637 | Line 510 | public class ForkJoinPoolTest extends JS
510              return;
511          }
512  
640
513          try {
514              ExecutorService e = new ForkJoinPool(1);
515 <            Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
515 >            try {
516 >                Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
517                      public Object run() throws Exception {
518                          throw new IndexOutOfBoundsException();
519                      }}));
520  
521 <            Object result = future.get();
522 <            shouldThrow();
523 <        }
524 <        catch (ExecutionException success) {
525 <        } catch (CancellationException success) {
526 <        } catch (InterruptedException ex) {
527 <            unexpectedException();
528 <        }
656 <        finally {
521 >                Object result = future.get();
522 >                shouldThrow();
523 >            } catch (ExecutionException success) {
524 >                assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
525 >            } finally {
526 >                joinPool(e);
527 >            }
528 >        } finally {
529              Policy.setPolicy(savedPolicy);
530          }
531      }
532  
533      /**
534 <     * execute(null runnable) throws NPE
534 >     * execute(null runnable) throws NullPointerException
535       */
536      public void testExecuteNullRunnable() {
537 +        ExecutorService e = new ForkJoinPool(1);
538          try {
539 <            ExecutorService e = new ForkJoinPool(1);
667 <            TrackedShortRunnable task = null;
668 <            Future<?> future = e.submit(task);
539 >            Future<?> future = e.submit((Runnable) null);
540              shouldThrow();
541 <        }
542 <        catch (NullPointerException success) {
543 <        }
673 <        catch (Exception ex) {
674 <            unexpectedException();
541 >        } catch (NullPointerException success) {
542 >        } finally {
543 >            joinPool(e);
544          }
545      }
546  
547  
548      /**
549 <     * submit(null callable) throws NPE
549 >     * submit(null callable) throws NullPointerException
550       */
551      public void testSubmitNullCallable() {
552 +        ExecutorService e = new ForkJoinPool(1);
553          try {
554 <            ExecutorService e = new ForkJoinPool(1);
685 <            StringTask t = null;
686 <            Future<String> future = e.submit(t);
554 >            Future<String> future = e.submit((Callable) null);
555              shouldThrow();
556 <        }
557 <        catch (NullPointerException success) {
558 <        }
691 <        catch (Exception ex) {
692 <            unexpectedException();
556 >        } catch (NullPointerException success) {
557 >        } finally {
558 >            joinPool(e);
559          }
560      }
561  
562  
563      /**
564 <     * Blocking on submit(callable) throws InterruptedException if
699 <     * caller interrupted.
564 >     * submit(callable).get() throws InterruptedException if interrupted
565       */
566 <    public void testInterruptedSubmit() {
567 <        final ForkJoinPool p = new ForkJoinPool(1);
568 <        Thread t = new Thread(new Runnable() {
569 <                public void run() {
570 <                    try {
571 <                        p.submit(new Callable<Object>() {
572 <                                public Object call() {
573 <                                    try {
574 <                                        Thread.sleep(MEDIUM_DELAY_MS);
575 <                                        shouldThrow();
576 <                                    } catch (InterruptedException e) {
577 <                                    }
578 <                                    return null;
579 <                                }
580 <                            }).get();
581 <                    } catch (InterruptedException success) {
717 <                    } catch (Exception e) {
718 <                        unexpectedException();
719 <                    }
720 <
721 <                }
722 <            });
723 <        try {
566 >    public void testInterruptedSubmit() throws InterruptedException {
567 >        final CountDownLatch submitted    = new CountDownLatch(1);
568 >        final CountDownLatch quittingTime = new CountDownLatch(1);
569 >        final ExecutorService p = new ForkJoinPool(1);
570 >        final Callable<Void> awaiter = new CheckedCallable<Void>() {
571 >            public Void realCall() throws InterruptedException {
572 >                assertTrue(quittingTime.await(MEDIUM_DELAY_MS, MILLISECONDS));
573 >                return null;
574 >            }};
575 >        try {
576 >            Thread t = new Thread(new CheckedInterruptedRunnable() {
577 >                public void realRun() throws Exception {
578 >                    Future<Void> future = p.submit(awaiter);
579 >                    submitted.countDown();
580 >                    future.get();
581 >                }});
582              t.start();
583 <            Thread.sleep(SHORT_DELAY_MS);
583 >            assertTrue(submitted.await(MEDIUM_DELAY_MS, MILLISECONDS));
584              t.interrupt();
585 <        } catch (Exception e) {
586 <            unexpectedException();
585 >            t.join();
586 >        } finally {
587 >            quittingTime.countDown();
588 >            joinPool(p);
589          }
730        joinPool(p);
590      }
591  
592      /**
593       * get of submit(callable) throws ExecutionException if callable
594       * throws exception
595       */
596 <    public void testSubmitEE() {
596 >    public void testSubmitEE() throws Throwable {
597          ForkJoinPool p = new ForkJoinPool(1);
739
598          try {
599 <            Callable c = new Callable() {
600 <                    public Object call() {
601 <                        int i = 5/0;
602 <                        return Boolean.TRUE;
603 <                    }
746 <                };
747 <
748 <            for (int i = 0; i < 5; i++) {
749 <                p.submit(c).get();
750 <            }
751 <
599 >            p.submit(new Callable() {
600 >                public Object call() {
601 >                    int i = 5/0;
602 >                    return Boolean.TRUE;
603 >                }}).get();
604              shouldThrow();
605          } catch (ExecutionException success) {
606 <        } catch (CancellationException success) {
607 <        } catch (Exception e) {
608 <            unexpectedException();
606 >            assertTrue(success.getCause() instanceof ArithmeticException);
607 >        } finally {
608 >            joinPool(p);
609          }
758        joinPool(p);
610      }
611  
612      /**
613 <     * invokeAny(null) throws NPE
613 >     * invokeAny(null) throws NullPointerException
614       */
615 <    public void testInvokeAny1() {
615 >    public void testInvokeAny1() throws Throwable {
616          ExecutorService e = new ForkJoinPool(1);
617          try {
618              e.invokeAny(null);
619 +            shouldThrow();
620          } catch (NullPointerException success) {
769        } catch (Exception ex) {
770            unexpectedException();
621          } finally {
622              joinPool(e);
623          }
624      }
625  
626      /**
627 <     * invokeAny(empty collection) throws IAE
627 >     * invokeAny(empty collection) throws IllegalArgumentException
628       */
629 <    public void testInvokeAny2() {
629 >    public void testInvokeAny2() throws Throwable {
630          ExecutorService e = new ForkJoinPool(1);
631          try {
632              e.invokeAny(new ArrayList<Callable<String>>());
633 +            shouldThrow();
634          } catch (IllegalArgumentException success) {
784        } catch (Exception ex) {
785            unexpectedException();
635          } finally {
636              joinPool(e);
637          }
638      }
639  
640      /**
641 <     * invokeAny(c) throws NPE if c has null elements
641 >     * invokeAny(c) throws NullPointerException if c has a single null element
642       */
643 <    public void testInvokeAny3() {
643 >    public void testInvokeAny3() throws Throwable {
644          ExecutorService e = new ForkJoinPool(1);
645 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
646 +        l.add(null);
647 +        try {
648 +            e.invokeAny(l);
649 +            shouldThrow();
650 +        } catch (NullPointerException success) {
651 +        } finally {
652 +            joinPool(e);
653 +        }
654 +    }
655 +
656 +    /**
657 +     * invokeAny(c) throws NullPointerException if c has null elements
658 +     */
659 +    public void testInvokeAny4() throws Throwable {
660 +        CountDownLatch latch = new CountDownLatch(1);
661 +        ExecutorService e = new ForkJoinPool(1);
662 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
663 +        l.add(latchAwaitingStringTask(latch));
664 +        l.add(null);
665          try {
797            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
798            l.add(new StringTask());
799            l.add(null);
666              e.invokeAny(l);
667 +            shouldThrow();
668          } catch (NullPointerException success) {
802        } catch (Exception ex) {
803            ex.printStackTrace();
804            unexpectedException();
669          } finally {
670 +            latch.countDown();
671              joinPool(e);
672          }
673      }
# Line 810 | Line 675 | public class ForkJoinPoolTest extends JS
675      /**
676       * invokeAny(c) throws ExecutionException if no task in c completes
677       */
678 <    public void testInvokeAny4() {
678 >    public void testInvokeAny5() throws Throwable {
679          ExecutorService e = new ForkJoinPool(1);
680 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
681 +        l.add(new NPETask());
682          try {
816            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
817            l.add(new NPETask());
683              e.invokeAny(l);
684 +            shouldThrow();
685          } catch (ExecutionException success) {
686 <        } catch (CancellationException success) {
821 <        } catch (Exception ex) {
822 <            unexpectedException();
686 >            assertTrue(success.getCause() instanceof NullPointerException);
687          } finally {
688              joinPool(e);
689          }
# Line 828 | Line 692 | public class ForkJoinPoolTest extends JS
692      /**
693       * invokeAny(c) returns result of some task in c if at least one completes
694       */
695 <    public void testInvokeAny5() {
695 >    public void testInvokeAny6() throws Throwable {
696          ExecutorService e = new ForkJoinPool(1);
697          try {
698 <            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
698 >            List<Callable<String>> l = new ArrayList<Callable<String>>();
699              l.add(new StringTask());
700              l.add(new StringTask());
701              String result = e.invokeAny(l);
702              assertSame(TEST_STRING, result);
839        } catch (ExecutionException success) {
840        } catch (CancellationException success) {
841        } catch (Exception ex) {
842            unexpectedException();
703          } finally {
704              joinPool(e);
705          }
706      }
707  
708      /**
709 <     * invokeAll(null) throws NPE
709 >     * invokeAll(null) throws NullPointerException
710       */
711 <    public void testInvokeAll1() {
711 >    public void testInvokeAll1() throws Throwable {
712          ExecutorService e = new ForkJoinPool(1);
713          try {
714              e.invokeAll(null);
715 +            shouldThrow();
716          } catch (NullPointerException success) {
856        } catch (Exception ex) {
857            unexpectedException();
717          } finally {
718              joinPool(e);
719          }
# Line 863 | Line 722 | public class ForkJoinPoolTest extends JS
722      /**
723       * invokeAll(empty collection) returns empty collection
724       */
725 <    public void testInvokeAll2() {
725 >    public void testInvokeAll2() throws InterruptedException {
726          ExecutorService e = new ForkJoinPool(1);
727          try {
728 <            List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
728 >            List<Future<String>> r
729 >                = e.invokeAll(new ArrayList<Callable<String>>());
730              assertTrue(r.isEmpty());
871        } catch (Exception ex) {
872            unexpectedException();
731          } finally {
732              joinPool(e);
733          }
734      }
735  
736      /**
737 <     * invokeAll(c) throws NPE if c has null elements
737 >     * invokeAll(c) throws NullPointerException if c has null elements
738       */
739 <    public void testInvokeAll3() {
739 >    public void testInvokeAll3() throws InterruptedException {
740          ExecutorService e = new ForkJoinPool(1);
741 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
742 +        l.add(new StringTask());
743 +        l.add(null);
744          try {
884            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
885            l.add(new StringTask());
886            l.add(null);
745              e.invokeAll(l);
746 +            shouldThrow();
747          } catch (NullPointerException success) {
889        } catch (Exception ex) {
890            unexpectedException();
748          } finally {
749              joinPool(e);
750          }
751      }
752  
753      /**
754 <     * get of returned element of invokeAll(c) throws exception on failed task
754 >     * get of returned element of invokeAll(c) throws
755 >     * ExecutionException on failed task
756       */
757 <    public void testInvokeAll4() {
757 >    public void testInvokeAll4() throws Throwable {
758          ExecutorService e = new ForkJoinPool(1);
759 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
760 +        l.add(new NPETask());
761 +        List<Future<String>> futures = e.invokeAll(l);
762 +        assertEquals(1, futures.size());
763          try {
764 <            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
765 <            l.add(new NPETask());
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();
764 >            futures.get(0).get();
765 >            shouldThrow();
766          } catch (ExecutionException success) {
767 <        } catch (CancellationException success) {
910 <        } catch (Exception ex) {
911 <            ex.printStackTrace();
912 <            unexpectedException();
767 >            assertTrue(success.getCause() instanceof NullPointerException);
768          } finally {
769              joinPool(e);
770          }
# Line 918 | Line 773 | public class ForkJoinPoolTest extends JS
773      /**
774       * invokeAll(c) returns results of all completed tasks in c
775       */
776 <    public void testInvokeAll5() {
776 >    public void testInvokeAll5() throws Throwable {
777          ExecutorService e = new ForkJoinPool(1);
778          try {
779 <            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
779 >            List<Callable<String>> l = new ArrayList<Callable<String>>();
780              l.add(new StringTask());
781              l.add(new StringTask());
782 <            List<Future<String>> result = e.invokeAll(l);
783 <            assertEquals(2, result.size());
784 <            for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
785 <                assertSame(TEST_STRING, it.next().get());
931 <        } catch (ExecutionException success) {
932 <        } catch (CancellationException success) {
933 <        } catch (Exception ex) {
934 <            ex.printStackTrace();
935 <            unexpectedException();
782 >            List<Future<String>> futures = e.invokeAll(l);
783 >            assertEquals(2, futures.size());
784 >            for (Future<String> future : futures)
785 >                assertSame(TEST_STRING, future.get());
786          } finally {
787              joinPool(e);
788          }
# Line 940 | Line 790 | public class ForkJoinPoolTest extends JS
790  
791  
792      /**
793 <     * timed invokeAny(null) throws NPE
793 >     * timed invokeAny(null) throws NullPointerException
794       */
795 <    public void testTimedInvokeAny1() {
795 >    public void testTimedInvokeAny1() throws Throwable {
796          ExecutorService e = new ForkJoinPool(1);
797          try {
798 <            e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
798 >            e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
799 >            shouldThrow();
800          } catch (NullPointerException success) {
950        } catch (Exception ex) {
951            ex.printStackTrace();
952            unexpectedException();
801          } finally {
802              joinPool(e);
803          }
804      }
805  
806      /**
807 <     * timed invokeAny(null time unit) throws NPE
807 >     * timed invokeAny(null time unit) throws NullPointerException
808       */
809 <    public void testTimedInvokeAnyNullTimeUnit() {
809 >    public void testTimedInvokeAnyNullTimeUnit() throws Throwable {
810          ExecutorService e = new ForkJoinPool(1);
811 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
812 +        l.add(new StringTask());
813          try {
964            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
965            l.add(new StringTask());
814              e.invokeAny(l, MEDIUM_DELAY_MS, null);
815 +            shouldThrow();
816          } catch (NullPointerException success) {
968        } catch (Exception ex) {
969            ex.printStackTrace();
970            unexpectedException();
817          } finally {
818              joinPool(e);
819          }
820      }
821  
822      /**
823 <     * timed invokeAny(empty collection) throws IAE
823 >     * timed invokeAny(empty collection) throws IllegalArgumentException
824       */
825 <    public void testTimedInvokeAny2() {
825 >    public void testTimedInvokeAny2() throws Throwable {
826          ExecutorService e = new ForkJoinPool(1);
827          try {
828 <            e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
828 >            e.invokeAny(new ArrayList<Callable<String>>(),
829 >                        MEDIUM_DELAY_MS, MILLISECONDS);
830 >            shouldThrow();
831          } catch (IllegalArgumentException success) {
984        } catch (Exception ex) {
985            ex.printStackTrace();
986            unexpectedException();
832          } finally {
833              joinPool(e);
834          }
835      }
836  
837      /**
838 <     * timed invokeAny(c) throws NPE if c has null elements
838 >     * timed invokeAny(c) throws NullPointerException if c has null elements
839       */
840 <    public void testTimedInvokeAny3() {
840 >    public void testTimedInvokeAny3() throws Throwable {
841 >        CountDownLatch latch = new CountDownLatch(1);
842          ExecutorService e = new ForkJoinPool(1);
843 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
844 +        l.add(latchAwaitingStringTask(latch));
845 +        l.add(null);
846          try {
847 <            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
848 <            l.add(new StringTask());
1000 <            l.add(null);
1001 <            e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
847 >            e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
848 >            shouldThrow();
849          } catch (NullPointerException success) {
1003        } catch (Exception ex) {
1004            ex.printStackTrace();
1005            unexpectedException();
850          } finally {
851 +            latch.countDown();
852              joinPool(e);
853          }
854      }
# Line 1011 | Line 856 | public class ForkJoinPoolTest extends JS
856      /**
857       * timed invokeAny(c) throws ExecutionException if no task completes
858       */
859 <    public void testTimedInvokeAny4() {
859 >    public void testTimedInvokeAny4() throws Throwable {
860          ExecutorService e = new ForkJoinPool(1);
861 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
862 +        l.add(new NPETask());
863          try {
864 <            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
865 <            l.add(new NPETask());
1019 <            e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
864 >            e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
865 >            shouldThrow();
866          } catch (ExecutionException success) {
867 <        } catch (CancellationException success) {
1022 <        } catch (Exception ex) {
1023 <            ex.printStackTrace();
1024 <            unexpectedException();
867 >            assertTrue(success.getCause() instanceof NullPointerException);
868          } finally {
869              joinPool(e);
870          }
# Line 1030 | Line 873 | public class ForkJoinPoolTest extends JS
873      /**
874       * timed invokeAny(c) returns result of some task in c
875       */
876 <    public void testTimedInvokeAny5() {
876 >    public void testTimedInvokeAny5() throws Throwable {
877          ExecutorService e = new ForkJoinPool(1);
878          try {
879 <            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
879 >            List<Callable<String>> l = new ArrayList<Callable<String>>();
880              l.add(new StringTask());
881              l.add(new StringTask());
882 <            String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
882 >            String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
883              assertSame(TEST_STRING, result);
1041        } catch (ExecutionException success) {
1042        } catch (CancellationException success) {
1043        } catch (Exception ex) {
1044            ex.printStackTrace();
1045            unexpectedException();
884          } finally {
885              joinPool(e);
886          }
887      }
888  
889      /**
890 <     * timed invokeAll(null) throws NPE
890 >     * timed invokeAll(null) throws NullPointerException
891       */
892 <    public void testTimedInvokeAll1() {
892 >    public void testTimedInvokeAll1() throws Throwable {
893          ExecutorService e = new ForkJoinPool(1);
894          try {
895 <            e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
895 >            e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
896 >            shouldThrow();
897          } catch (NullPointerException success) {
1059        } catch (Exception ex) {
1060            ex.printStackTrace();
1061            unexpectedException();
898          } finally {
899              joinPool(e);
900          }
901      }
902  
903      /**
904 <     * timed invokeAll(null time unit) throws NPE
904 >     * timed invokeAll(null time unit) throws NullPointerException
905       */
906 <    public void testTimedInvokeAllNullTimeUnit() {
906 >    public void testTimedInvokeAllNullTimeUnit() throws Throwable {
907          ExecutorService e = new ForkJoinPool(1);
908 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
909 +        l.add(new StringTask());
910          try {
1073            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1074            l.add(new StringTask());
911              e.invokeAll(l, MEDIUM_DELAY_MS, null);
912 +            shouldThrow();
913          } catch (NullPointerException success) {
1077        } catch (Exception ex) {
1078            ex.printStackTrace();
1079            unexpectedException();
914          } finally {
915              joinPool(e);
916          }
# Line 1085 | Line 919 | public class ForkJoinPoolTest extends JS
919      /**
920       * timed invokeAll(empty collection) returns empty collection
921       */
922 <    public void testTimedInvokeAll2() {
922 >    public void testTimedInvokeAll2() throws InterruptedException {
923          ExecutorService e = new ForkJoinPool(1);
924          try {
925 <            List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
925 >            List<Future<String>> r
926 >                = e.invokeAll(new ArrayList<Callable<String>>(),
927 >                              MEDIUM_DELAY_MS, MILLISECONDS);
928              assertTrue(r.isEmpty());
1093        } catch (Exception ex) {
1094            ex.printStackTrace();
1095            unexpectedException();
929          } finally {
930              joinPool(e);
931          }
932      }
933  
934      /**
935 <     * timed invokeAll(c) throws NPE if c has null elements
935 >     * timed invokeAll(c) throws NullPointerException if c has null elements
936       */
937 <    public void testTimedInvokeAll3() {
937 >    public void testTimedInvokeAll3() throws InterruptedException {
938          ExecutorService e = new ForkJoinPool(1);
939 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
940 +        l.add(new StringTask());
941 +        l.add(null);
942          try {
943 <            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
944 <            l.add(new StringTask());
1109 <            l.add(null);
1110 <            e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
943 >            e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
944 >            shouldThrow();
945          } catch (NullPointerException success) {
1112        } catch (Exception ex) {
1113            ex.printStackTrace();
1114            unexpectedException();
946          } finally {
947              joinPool(e);
948          }
# Line 1120 | Line 951 | public class ForkJoinPoolTest extends JS
951      /**
952       * get of returned element of invokeAll(c) throws exception on failed task
953       */
954 <    public void testTimedInvokeAll4() {
954 >    public void testTimedInvokeAll4() throws Throwable {
955          ExecutorService e = new ForkJoinPool(1);
956 +        List<Callable<String>> l = new ArrayList<Callable<String>>();
957 +        l.add(new NPETask());
958 +        List<Future<String>> futures
959 +            = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
960 +        assertEquals(1, futures.size());
961          try {
962 <            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
963 <            l.add(new NPETask());
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();
962 >            futures.get(0).get();
963 >            shouldThrow();
964          } catch (ExecutionException success) {
965 <        } catch (CancellationException success) {
1134 <        } catch (Exception ex) {
1135 <            ex.printStackTrace();
1136 <            unexpectedException();
965 >            assertTrue(success.getCause() instanceof NullPointerException);
966          } finally {
967              joinPool(e);
968          }
# Line 1142 | Line 971 | public class ForkJoinPoolTest extends JS
971      /**
972       * timed invokeAll(c) returns results of all completed tasks in c
973       */
974 <    public void testTimedInvokeAll5() {
974 >    public void testTimedInvokeAll5() throws Throwable {
975          ExecutorService e = new ForkJoinPool(1);
976          try {
977 <            ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
977 >            List<Callable<String>> l = new ArrayList<Callable<String>>();
978              l.add(new StringTask());
979              l.add(new StringTask());
980 <            List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
981 <            assertEquals(2, result.size());
982 <            for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
983 <                assertSame(TEST_STRING, it.next().get());
984 <        } catch (ExecutionException success) {
1156 <        } catch (CancellationException success) {
1157 <        } catch (Exception ex) {
1158 <            ex.printStackTrace();
1159 <            unexpectedException();
980 >            List<Future<String>> futures
981 >                = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
982 >            assertEquals(2, futures.size());
983 >            for (Future<String> future : futures)
984 >                assertSame(TEST_STRING, future.get());
985          } finally {
986              joinPool(e);
987          }

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