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Comparing jsr166/src/test/tck/ThreadPoolExecutorSubclassTest.java (file contents):
Revision 1.34 by jsr166, Wed Dec 31 20:28:55 2014 UTC vs.
Revision 1.77 by jsr166, Sun Oct 4 03:51:35 2015 UTC

# Line 7 | Line 7
7   */
8  
9   import static java.util.concurrent.TimeUnit.MILLISECONDS;
10 + import static java.util.concurrent.TimeUnit.SECONDS;
11  
12   import java.util.ArrayList;
13   import java.util.List;
14   import java.util.concurrent.ArrayBlockingQueue;
15   import java.util.concurrent.BlockingQueue;
16   import java.util.concurrent.Callable;
17 + import java.util.concurrent.CancellationException;
18   import java.util.concurrent.CountDownLatch;
19   import java.util.concurrent.ExecutionException;
20   import java.util.concurrent.Executors;
# Line 28 | Line 30 | import java.util.concurrent.ThreadFactor
30   import java.util.concurrent.ThreadPoolExecutor;
31   import java.util.concurrent.TimeoutException;
32   import java.util.concurrent.TimeUnit;
33 + import java.util.concurrent.atomic.AtomicInteger;
34   import java.util.concurrent.locks.Condition;
35   import java.util.concurrent.locks.ReentrantLock;
36  
# Line 36 | Line 39 | import junit.framework.TestSuite;
39  
40   public class ThreadPoolExecutorSubclassTest extends JSR166TestCase {
41      public static void main(String[] args) {
42 <        junit.textui.TestRunner.run(suite());
42 >        main(suite(), args);
43      }
44      public static Test suite() {
45          return new TestSuite(ThreadPoolExecutorSubclassTest.class);
# Line 98 | Line 101 | public class ThreadPoolExecutorSubclassT
101              }
102              lock.lock();
103              try {
104 <                result = v;
105 <                exception = e;
106 <                done = true;
107 <                thread = null;
108 <                cond.signalAll();
104 >                if (!done) {
105 >                    result = v;
106 >                    exception = e;
107 >                    done = true;
108 >                    thread = null;
109 >                    cond.signalAll();
110 >                }
111              }
112              finally { lock.unlock(); }
113          }
# Line 111 | Line 116 | public class ThreadPoolExecutorSubclassT
116              try {
117                  while (!done)
118                      cond.await();
119 +                if (cancelled)
120 +                    throw new CancellationException();
121                  if (exception != null)
122                      throw new ExecutionException(exception);
123                  return result;
# Line 122 | Line 129 | public class ThreadPoolExecutorSubclassT
129              long nanos = unit.toNanos(timeout);
130              lock.lock();
131              try {
132 <                for (;;) {
133 <                    if (done) break;
127 <                    if (nanos < 0)
132 >                while (!done) {
133 >                    if (nanos <= 0L)
134                          throw new TimeoutException();
135                      nanos = cond.awaitNanos(nanos);
136                  }
137 +                if (cancelled)
138 +                    throw new CancellationException();
139                  if (exception != null)
140                      throw new ExecutionException(exception);
141                  return result;
# Line 224 | Line 232 | public class ThreadPoolExecutorSubclassT
232      public void testExecute() throws InterruptedException {
233          final ThreadPoolExecutor p =
234              new CustomTPE(1, 1,
235 <                          LONG_DELAY_MS, MILLISECONDS,
235 >                          2 * LONG_DELAY_MS, MILLISECONDS,
236                            new ArrayBlockingQueue<Runnable>(10));
237 <        final CountDownLatch done = new CountDownLatch(1);
238 <        final Runnable task = new CheckedRunnable() {
239 <            public void realRun() {
240 <                done.countDown();
233 <            }};
234 <        try {
237 >        try (PoolCleaner cleaner = cleaner(p)) {
238 >            final CountDownLatch done = new CountDownLatch(1);
239 >            final Runnable task = new CheckedRunnable() {
240 >                public void realRun() { done.countDown(); }};
241              p.execute(task);
242 <            assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
237 <        } finally {
238 <            joinPool(p);
242 >            assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
243          }
244      }
245  
# Line 248 | Line 252 | public class ThreadPoolExecutorSubclassT
252              new CustomTPE(2, 2,
253                            LONG_DELAY_MS, MILLISECONDS,
254                            new ArrayBlockingQueue<Runnable>(10));
255 <        final CountDownLatch threadStarted = new CountDownLatch(1);
256 <        final CountDownLatch done = new CountDownLatch(1);
257 <        try {
255 >        try (PoolCleaner cleaner = cleaner(p)) {
256 >            final CountDownLatch threadStarted = new CountDownLatch(1);
257 >            final CountDownLatch done = new CountDownLatch(1);
258              assertEquals(0, p.getActiveCount());
259              p.execute(new CheckedRunnable() {
260                  public void realRun() throws InterruptedException {
# Line 258 | Line 262 | public class ThreadPoolExecutorSubclassT
262                      assertEquals(1, p.getActiveCount());
263                      done.await();
264                  }});
265 <            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
265 >            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
266              assertEquals(1, p.getActiveCount());
263        } finally {
267              done.countDown();
265            joinPool(p);
268          }
269      }
270  
# Line 270 | Line 272 | public class ThreadPoolExecutorSubclassT
272       * prestartCoreThread starts a thread if under corePoolSize, else doesn't
273       */
274      public void testPrestartCoreThread() {
275 <        ThreadPoolExecutor p = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
276 <        assertEquals(0, p.getPoolSize());
277 <        assertTrue(p.prestartCoreThread());
278 <        assertEquals(1, p.getPoolSize());
279 <        assertTrue(p.prestartCoreThread());
280 <        assertEquals(2, p.getPoolSize());
281 <        assertFalse(p.prestartCoreThread());
282 <        assertEquals(2, p.getPoolSize());
283 <        joinPool(p);
275 >        ThreadPoolExecutor p =
276 >            new CustomTPE(2, 6,
277 >                          LONG_DELAY_MS, MILLISECONDS,
278 >                          new ArrayBlockingQueue<Runnable>(10));
279 >        try (PoolCleaner cleaner = cleaner(p)) {
280 >            assertEquals(0, p.getPoolSize());
281 >            assertTrue(p.prestartCoreThread());
282 >            assertEquals(1, p.getPoolSize());
283 >            assertTrue(p.prestartCoreThread());
284 >            assertEquals(2, p.getPoolSize());
285 >            assertFalse(p.prestartCoreThread());
286 >            assertEquals(2, p.getPoolSize());
287 >            p.setCorePoolSize(4);
288 >            assertTrue(p.prestartCoreThread());
289 >            assertEquals(3, p.getPoolSize());
290 >            assertTrue(p.prestartCoreThread());
291 >            assertEquals(4, p.getPoolSize());
292 >            assertFalse(p.prestartCoreThread());
293 >            assertEquals(4, p.getPoolSize());
294 >        }
295      }
296  
297      /**
298       * prestartAllCoreThreads starts all corePoolSize threads
299       */
300      public void testPrestartAllCoreThreads() {
301 <        ThreadPoolExecutor p = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
302 <        assertEquals(0, p.getPoolSize());
303 <        p.prestartAllCoreThreads();
304 <        assertEquals(2, p.getPoolSize());
305 <        p.prestartAllCoreThreads();
306 <        assertEquals(2, p.getPoolSize());
307 <        joinPool(p);
301 >        ThreadPoolExecutor p =
302 >            new CustomTPE(2, 6,
303 >                          LONG_DELAY_MS, MILLISECONDS,
304 >                          new ArrayBlockingQueue<Runnable>(10));
305 >        try (PoolCleaner cleaner = cleaner(p)) {
306 >            assertEquals(0, p.getPoolSize());
307 >            p.prestartAllCoreThreads();
308 >            assertEquals(2, p.getPoolSize());
309 >            p.prestartAllCoreThreads();
310 >            assertEquals(2, p.getPoolSize());
311 >            p.setCorePoolSize(4);
312 >            p.prestartAllCoreThreads();
313 >            assertEquals(4, p.getPoolSize());
314 >            p.prestartAllCoreThreads();
315 >            assertEquals(4, p.getPoolSize());
316 >        }
317      }
318  
319      /**
# Line 303 | Line 325 | public class ThreadPoolExecutorSubclassT
325              new CustomTPE(2, 2,
326                            LONG_DELAY_MS, MILLISECONDS,
327                            new ArrayBlockingQueue<Runnable>(10));
328 <        final CountDownLatch threadStarted = new CountDownLatch(1);
329 <        final CountDownLatch threadProceed = new CountDownLatch(1);
330 <        final CountDownLatch threadDone = new CountDownLatch(1);
331 <        try {
328 >        try (PoolCleaner cleaner = cleaner(p)) {
329 >            final CountDownLatch threadStarted = new CountDownLatch(1);
330 >            final CountDownLatch threadProceed = new CountDownLatch(1);
331 >            final CountDownLatch threadDone = new CountDownLatch(1);
332              assertEquals(0, p.getCompletedTaskCount());
333              p.execute(new CheckedRunnable() {
334                  public void realRun() throws InterruptedException {
# Line 325 | Line 347 | public class ThreadPoolExecutorSubclassT
347                      fail("timed out");
348                  Thread.yield();
349              }
328        } finally {
329            joinPool(p);
350          }
351      }
352  
# Line 334 | Line 354 | public class ThreadPoolExecutorSubclassT
354       * getCorePoolSize returns size given in constructor if not otherwise set
355       */
356      public void testGetCorePoolSize() {
357 <        ThreadPoolExecutor p = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
358 <        assertEquals(1, p.getCorePoolSize());
359 <        joinPool(p);
357 >        final ThreadPoolExecutor p =
358 >            new CustomTPE(1, 1,
359 >                          LONG_DELAY_MS, MILLISECONDS,
360 >                          new ArrayBlockingQueue<Runnable>(10));
361 >        try (PoolCleaner cleaner = cleaner(p)) {
362 >            assertEquals(1, p.getCorePoolSize());
363 >        }
364      }
365  
366      /**
367       * getKeepAliveTime returns value given in constructor if not otherwise set
368       */
369      public void testGetKeepAliveTime() {
370 <        ThreadPoolExecutor p = new CustomTPE(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
371 <        assertEquals(1, p.getKeepAliveTime(TimeUnit.SECONDS));
372 <        joinPool(p);
370 >        final ThreadPoolExecutor p =
371 >            new CustomTPE(2, 2,
372 >                          1000, MILLISECONDS,
373 >                          new ArrayBlockingQueue<Runnable>(10));
374 >        try (PoolCleaner cleaner = cleaner(p)) {
375 >            assertEquals(1, p.getKeepAliveTime(SECONDS));
376 >        }
377      }
378  
379      /**
380       * getThreadFactory returns factory in constructor if not set
381       */
382      public void testGetThreadFactory() {
383 <        ThreadFactory tf = new SimpleThreadFactory();
384 <        ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), tf, new NoOpREHandler());
385 <        assertSame(tf, p.getThreadFactory());
386 <        joinPool(p);
383 >        final ThreadFactory threadFactory = new SimpleThreadFactory();
384 >        final ThreadPoolExecutor p =
385 >            new CustomTPE(1, 2,
386 >                          LONG_DELAY_MS, MILLISECONDS,
387 >                          new ArrayBlockingQueue<Runnable>(10),
388 >                          threadFactory,
389 >                          new NoOpREHandler());
390 >        try (PoolCleaner cleaner = cleaner(p)) {
391 >            assertSame(threadFactory, p.getThreadFactory());
392 >        }
393      }
394  
395      /**
396       * setThreadFactory sets the thread factory returned by getThreadFactory
397       */
398      public void testSetThreadFactory() {
399 <        ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
400 <        ThreadFactory tf = new SimpleThreadFactory();
401 <        p.setThreadFactory(tf);
402 <        assertSame(tf, p.getThreadFactory());
403 <        joinPool(p);
399 >        final ThreadPoolExecutor p =
400 >            new CustomTPE(1, 2,
401 >                          LONG_DELAY_MS, MILLISECONDS,
402 >                          new ArrayBlockingQueue<Runnable>(10));
403 >        try (PoolCleaner cleaner = cleaner(p)) {
404 >            ThreadFactory threadFactory = new SimpleThreadFactory();
405 >            p.setThreadFactory(threadFactory);
406 >            assertSame(threadFactory, p.getThreadFactory());
407 >        }
408      }
409  
410      /**
411       * setThreadFactory(null) throws NPE
412       */
413      public void testSetThreadFactoryNull() {
414 <        ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
415 <        try {
416 <            p.setThreadFactory(null);
417 <            shouldThrow();
418 <        } catch (NullPointerException success) {
419 <        } finally {
420 <            joinPool(p);
414 >        final ThreadPoolExecutor p =
415 >            new CustomTPE(1, 2,
416 >                          LONG_DELAY_MS, MILLISECONDS,
417 >                          new ArrayBlockingQueue<Runnable>(10));
418 >        try (PoolCleaner cleaner = cleaner(p)) {
419 >            try {
420 >                p.setThreadFactory(null);
421 >                shouldThrow();
422 >            } catch (NullPointerException success) {}
423          }
424      }
425  
# Line 387 | Line 427 | public class ThreadPoolExecutorSubclassT
427       * getRejectedExecutionHandler returns handler in constructor if not set
428       */
429      public void testGetRejectedExecutionHandler() {
430 <        RejectedExecutionHandler h = new NoOpREHandler();
431 <        ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), h);
432 <        assertSame(h, p.getRejectedExecutionHandler());
433 <        joinPool(p);
430 >        final RejectedExecutionHandler handler = new NoOpREHandler();
431 >        final ThreadPoolExecutor p =
432 >            new CustomTPE(1, 2,
433 >                          LONG_DELAY_MS, MILLISECONDS,
434 >                          new ArrayBlockingQueue<Runnable>(10),
435 >                          handler);
436 >        try (PoolCleaner cleaner = cleaner(p)) {
437 >            assertSame(handler, p.getRejectedExecutionHandler());
438 >        }
439      }
440  
441      /**
# Line 398 | Line 443 | public class ThreadPoolExecutorSubclassT
443       * getRejectedExecutionHandler
444       */
445      public void testSetRejectedExecutionHandler() {
446 <        ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
447 <        RejectedExecutionHandler h = new NoOpREHandler();
448 <        p.setRejectedExecutionHandler(h);
449 <        assertSame(h, p.getRejectedExecutionHandler());
450 <        joinPool(p);
446 >        final ThreadPoolExecutor p =
447 >            new CustomTPE(1, 2,
448 >                          LONG_DELAY_MS, MILLISECONDS,
449 >                          new ArrayBlockingQueue<Runnable>(10));
450 >        try (PoolCleaner cleaner = cleaner(p)) {
451 >            RejectedExecutionHandler handler = new NoOpREHandler();
452 >            p.setRejectedExecutionHandler(handler);
453 >            assertSame(handler, p.getRejectedExecutionHandler());
454 >        }
455      }
456  
457      /**
458       * setRejectedExecutionHandler(null) throws NPE
459       */
460      public void testSetRejectedExecutionHandlerNull() {
461 <        ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
462 <        try {
463 <            p.setRejectedExecutionHandler(null);
464 <            shouldThrow();
465 <        } catch (NullPointerException success) {
466 <        } finally {
467 <            joinPool(p);
461 >        final ThreadPoolExecutor p =
462 >            new CustomTPE(1, 2,
463 >                          LONG_DELAY_MS, MILLISECONDS,
464 >                          new ArrayBlockingQueue<Runnable>(10));
465 >        try (PoolCleaner cleaner = cleaner(p)) {
466 >            try {
467 >                p.setRejectedExecutionHandler(null);
468 >                shouldThrow();
469 >            } catch (NullPointerException success) {}
470          }
471      }
472  
# Line 429 | Line 480 | public class ThreadPoolExecutorSubclassT
480              new CustomTPE(THREADS, THREADS,
481                            LONG_DELAY_MS, MILLISECONDS,
482                            new ArrayBlockingQueue<Runnable>(10));
483 <        final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
484 <        final CountDownLatch done = new CountDownLatch(1);
485 <        try {
483 >        try (PoolCleaner cleaner = cleaner(p)) {
484 >            final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
485 >            final CountDownLatch done = new CountDownLatch(1);
486              assertEquals(0, p.getLargestPoolSize());
487              for (int i = 0; i < THREADS; i++)
488                  p.execute(new CheckedRunnable() {
# Line 440 | Line 491 | public class ThreadPoolExecutorSubclassT
491                          done.await();
492                          assertEquals(THREADS, p.getLargestPoolSize());
493                      }});
494 <            assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
444 <            assertEquals(THREADS, p.getLargestPoolSize());
445 <        } finally {
446 <            done.countDown();
447 <            joinPool(p);
494 >            assertTrue(threadsStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
495              assertEquals(THREADS, p.getLargestPoolSize());
496 +            done.countDown();   // release pool
497          }
498 +        assertEquals(THREADS, p.getLargestPoolSize());
499      }
500  
501      /**
# Line 454 | Line 503 | public class ThreadPoolExecutorSubclassT
503       * otherwise set
504       */
505      public void testGetMaximumPoolSize() {
506 <        ThreadPoolExecutor p = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
507 <        assertEquals(2, p.getMaximumPoolSize());
508 <        joinPool(p);
506 >        final ThreadPoolExecutor p =
507 >            new CustomTPE(2, 3,
508 >                          LONG_DELAY_MS, MILLISECONDS,
509 >                          new ArrayBlockingQueue<Runnable>(10));
510 >        try (PoolCleaner cleaner = cleaner(p)) {
511 >            assertEquals(3, p.getMaximumPoolSize());
512 >            p.setMaximumPoolSize(5);
513 >            assertEquals(5, p.getMaximumPoolSize());
514 >            p.setMaximumPoolSize(4);
515 >            assertEquals(4, p.getMaximumPoolSize());
516 >        }
517      }
518  
519      /**
# Line 468 | Line 525 | public class ThreadPoolExecutorSubclassT
525              new CustomTPE(1, 1,
526                            LONG_DELAY_MS, MILLISECONDS,
527                            new ArrayBlockingQueue<Runnable>(10));
528 <        final CountDownLatch threadStarted = new CountDownLatch(1);
529 <        final CountDownLatch done = new CountDownLatch(1);
530 <        try {
528 >        try (PoolCleaner cleaner = cleaner(p)) {
529 >            final CountDownLatch threadStarted = new CountDownLatch(1);
530 >            final CountDownLatch done = new CountDownLatch(1);
531              assertEquals(0, p.getPoolSize());
532              p.execute(new CheckedRunnable() {
533                  public void realRun() throws InterruptedException {
# Line 478 | Line 535 | public class ThreadPoolExecutorSubclassT
535                      assertEquals(1, p.getPoolSize());
536                      done.await();
537                  }});
538 <            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
538 >            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
539              assertEquals(1, p.getPoolSize());
540 <        } finally {
484 <            done.countDown();
485 <            joinPool(p);
540 >            done.countDown();   // release pool
541          }
542      }
543  
# Line 494 | Line 549 | public class ThreadPoolExecutorSubclassT
549              new CustomTPE(1, 1,
550                            LONG_DELAY_MS, MILLISECONDS,
551                            new ArrayBlockingQueue<Runnable>(10));
552 <        final CountDownLatch threadStarted = new CountDownLatch(1);
553 <        final CountDownLatch done = new CountDownLatch(1);
554 <        try {
552 >        try (PoolCleaner cleaner = cleaner(p)) {
553 >            final CountDownLatch threadStarted = new CountDownLatch(1);
554 >            final CountDownLatch done = new CountDownLatch(1);
555              assertEquals(0, p.getTaskCount());
556              p.execute(new CheckedRunnable() {
557                  public void realRun() throws InterruptedException {
# Line 504 | Line 559 | public class ThreadPoolExecutorSubclassT
559                      assertEquals(1, p.getTaskCount());
560                      done.await();
561                  }});
562 <            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
562 >            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
563              assertEquals(1, p.getTaskCount());
509        } finally {
564              done.countDown();
511            joinPool(p);
565          }
566      }
567  
# Line 516 | Line 569 | public class ThreadPoolExecutorSubclassT
569       * isShutdown is false before shutdown, true after
570       */
571      public void testIsShutdown() {
572 <
573 <        ThreadPoolExecutor p = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
574 <        assertFalse(p.isShutdown());
575 <        try { p.shutdown(); } catch (SecurityException ok) { return; }
576 <        assertTrue(p.isShutdown());
577 <        joinPool(p);
572 >        final ThreadPoolExecutor p =
573 >            new CustomTPE(1, 1,
574 >                          LONG_DELAY_MS, MILLISECONDS,
575 >                          new ArrayBlockingQueue<Runnable>(10));
576 >        try (PoolCleaner cleaner = cleaner(p)) {
577 >            assertFalse(p.isShutdown());
578 >            try { p.shutdown(); } catch (SecurityException ok) { return; }
579 >            assertTrue(p.isShutdown());
580 >        }
581      }
582  
583      /**
# Line 532 | Line 588 | public class ThreadPoolExecutorSubclassT
588              new CustomTPE(1, 1,
589                            LONG_DELAY_MS, MILLISECONDS,
590                            new ArrayBlockingQueue<Runnable>(10));
591 <        final CountDownLatch threadStarted = new CountDownLatch(1);
592 <        final CountDownLatch done = new CountDownLatch(1);
593 <        try {
591 >        try (PoolCleaner cleaner = cleaner(p)) {
592 >            final CountDownLatch threadStarted = new CountDownLatch(1);
593 >            final CountDownLatch done = new CountDownLatch(1);
594              assertFalse(p.isTerminating());
595              p.execute(new CheckedRunnable() {
596                  public void realRun() throws InterruptedException {
# Line 542 | Line 598 | public class ThreadPoolExecutorSubclassT
598                      threadStarted.countDown();
599                      done.await();
600                  }});
601 <            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
601 >            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
602              assertFalse(p.isTerminating());
603              done.countDown();
548        } finally {
604              try { p.shutdown(); } catch (SecurityException ok) { return; }
605 +            assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
606 +            assertTrue(p.isTerminated());
607 +            assertFalse(p.isTerminating());
608          }
551        assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
552        assertTrue(p.isTerminated());
553        assertFalse(p.isTerminating());
609      }
610  
611      /**
# Line 561 | Line 616 | public class ThreadPoolExecutorSubclassT
616              new CustomTPE(1, 1,
617                            LONG_DELAY_MS, MILLISECONDS,
618                            new ArrayBlockingQueue<Runnable>(10));
619 <        final CountDownLatch threadStarted = new CountDownLatch(1);
620 <        final CountDownLatch done = new CountDownLatch(1);
621 <        try {
619 >        try (PoolCleaner cleaner = cleaner(p)) {
620 >            final CountDownLatch threadStarted = new CountDownLatch(1);
621 >            final CountDownLatch done = new CountDownLatch(1);
622              assertFalse(p.isTerminating());
623              p.execute(new CheckedRunnable() {
624                  public void realRun() throws InterruptedException {
# Line 571 | Line 626 | public class ThreadPoolExecutorSubclassT
626                      threadStarted.countDown();
627                      done.await();
628                  }});
629 <            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
629 >            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
630              assertFalse(p.isTerminating());
631              done.countDown();
577        } finally {
632              try { p.shutdown(); } catch (SecurityException ok) { return; }
633 +            assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
634 +            assertTrue(p.isTerminated());
635 +            assertFalse(p.isTerminating());
636          }
580        assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
581        assertTrue(p.isTerminated());
582        assertFalse(p.isTerminating());
637      }
638  
639      /**
# Line 591 | Line 645 | public class ThreadPoolExecutorSubclassT
645              new CustomTPE(1, 1,
646                            LONG_DELAY_MS, MILLISECONDS,
647                            q);
648 <        final CountDownLatch threadStarted = new CountDownLatch(1);
649 <        final CountDownLatch done = new CountDownLatch(1);
650 <        try {
648 >        try (PoolCleaner cleaner = cleaner(p)) {
649 >            final CountDownLatch threadStarted = new CountDownLatch(1);
650 >            final CountDownLatch done = new CountDownLatch(1);
651              FutureTask[] tasks = new FutureTask[5];
652              for (int i = 0; i < tasks.length; i++) {
653                  Callable task = new CheckedCallable<Boolean>() {
# Line 606 | Line 660 | public class ThreadPoolExecutorSubclassT
660                  tasks[i] = new FutureTask(task);
661                  p.execute(tasks[i]);
662              }
663 <            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
663 >            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
664              assertSame(q, p.getQueue());
665              assertFalse(q.contains(tasks[0]));
666              assertTrue(q.contains(tasks[tasks.length - 1]));
667              assertEquals(tasks.length - 1, q.size());
614        } finally {
668              done.countDown();
616            joinPool(p);
669          }
670      }
671  
# Line 626 | Line 678 | public class ThreadPoolExecutorSubclassT
678              new CustomTPE(1, 1,
679                            LONG_DELAY_MS, MILLISECONDS,
680                            q);
681 <        Runnable[] tasks = new Runnable[6];
682 <        final CountDownLatch threadStarted = new CountDownLatch(1);
683 <        final CountDownLatch done = new CountDownLatch(1);
684 <        try {
681 >        try (PoolCleaner cleaner = cleaner(p)) {
682 >            Runnable[] tasks = new Runnable[6];
683 >            final CountDownLatch threadStarted = new CountDownLatch(1);
684 >            final CountDownLatch done = new CountDownLatch(1);
685              for (int i = 0; i < tasks.length; i++) {
686                  tasks[i] = new CheckedRunnable() {
687 <                        public void realRun() throws InterruptedException {
688 <                            threadStarted.countDown();
689 <                            done.await();
690 <                        }};
687 >                    public void realRun() throws InterruptedException {
688 >                        threadStarted.countDown();
689 >                        done.await();
690 >                    }};
691                  p.execute(tasks[i]);
692              }
693 <            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
693 >            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
694              assertFalse(p.remove(tasks[0]));
695              assertTrue(q.contains(tasks[4]));
696              assertTrue(q.contains(tasks[3]));
# Line 648 | Line 700 | public class ThreadPoolExecutorSubclassT
700              assertTrue(q.contains(tasks[3]));
701              assertTrue(p.remove(tasks[3]));
702              assertFalse(q.contains(tasks[3]));
651        } finally {
703              done.countDown();
653            joinPool(p);
704          }
705      }
706  
# Line 665 | Line 715 | public class ThreadPoolExecutorSubclassT
715              new CustomTPE(1, 1,
716                            LONG_DELAY_MS, MILLISECONDS,
717                            q);
718 <        FutureTask[] tasks = new FutureTask[5];
719 <        try {
718 >        try (PoolCleaner cleaner = cleaner(p)) {
719 >            FutureTask[] tasks = new FutureTask[5];
720              for (int i = 0; i < tasks.length; i++) {
721                  Callable task = new CheckedCallable<Boolean>() {
722                      public Boolean realCall() throws InterruptedException {
# Line 677 | Line 727 | public class ThreadPoolExecutorSubclassT
727                  tasks[i] = new FutureTask(task);
728                  p.execute(tasks[i]);
729              }
730 <            assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
730 >            assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
731              assertEquals(tasks.length, p.getTaskCount());
732              assertEquals(tasks.length - 1, q.size());
733              assertEquals(1L, p.getActiveCount());
# Line 690 | Line 740 | public class ThreadPoolExecutorSubclassT
740              p.purge();         // Nothing to do
741              assertEquals(tasks.length - 3, q.size());
742              assertEquals(tasks.length - 2, p.getTaskCount());
693        } finally {
743              done.countDown();
695            joinPool(p);
744          }
745      }
746  
747      /**
748 <     * shutdownNow returns a list containing tasks that were not run
748 >     * shutdownNow returns a list containing tasks that were not run,
749 >     * and those tasks are drained from the queue
750       */
751 <    public void testShutdownNow() {
752 <        ThreadPoolExecutor p = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
753 <        List l;
754 <        try {
755 <            for (int i = 0; i < 5; i++)
756 <                p.execute(new MediumPossiblyInterruptedRunnable());
757 <        }
758 <        finally {
751 >    public void testShutdownNow() throws InterruptedException {
752 >        final int poolSize = 2;
753 >        final int count = 5;
754 >        final AtomicInteger ran = new AtomicInteger(0);
755 >        ThreadPoolExecutor p =
756 >            new CustomTPE(poolSize, poolSize, LONG_DELAY_MS, MILLISECONDS,
757 >                          new ArrayBlockingQueue<Runnable>(10));
758 >        CountDownLatch threadsStarted = new CountDownLatch(poolSize);
759 >        Runnable waiter = new CheckedRunnable() { public void realRun() {
760 >            threadsStarted.countDown();
761              try {
762 <                l = p.shutdownNow();
763 <            } catch (SecurityException ok) { return; }
762 >                MILLISECONDS.sleep(2 * LONG_DELAY_MS);
763 >            } catch (InterruptedException success) {}
764 >            ran.getAndIncrement();
765 >        }};
766 >        for (int i = 0; i < count; i++)
767 >            p.execute(waiter);
768 >        assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
769 >        assertEquals(poolSize, p.getActiveCount());
770 >        assertEquals(0, p.getCompletedTaskCount());
771 >        final List<Runnable> queuedTasks;
772 >        try {
773 >            queuedTasks = p.shutdownNow();
774 >        } catch (SecurityException ok) {
775 >            return; // Allowed in case test doesn't have privs
776          }
777          assertTrue(p.isShutdown());
778 <        assertTrue(l.size() <= 4);
778 >        assertTrue(p.getQueue().isEmpty());
779 >        assertEquals(count - poolSize, queuedTasks.size());
780 >        assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
781 >        assertTrue(p.isTerminated());
782 >        assertEquals(poolSize, ran.get());
783 >        assertEquals(poolSize, p.getCompletedTaskCount());
784      }
785  
786      // Exception Tests
# Line 722 | Line 790 | public class ThreadPoolExecutorSubclassT
790       */
791      public void testConstructor1() {
792          try {
793 <            new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
793 >            new CustomTPE(-1, 1, 1L, SECONDS,
794 >                          new ArrayBlockingQueue<Runnable>(10));
795              shouldThrow();
796          } catch (IllegalArgumentException success) {}
797      }
# Line 732 | Line 801 | public class ThreadPoolExecutorSubclassT
801       */
802      public void testConstructor2() {
803          try {
804 <            new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
804 >            new CustomTPE(1, -1, 1L, SECONDS,
805 >                          new ArrayBlockingQueue<Runnable>(10));
806              shouldThrow();
807          } catch (IllegalArgumentException success) {}
808      }
# Line 742 | Line 812 | public class ThreadPoolExecutorSubclassT
812       */
813      public void testConstructor3() {
814          try {
815 <            new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
815 >            new CustomTPE(1, 0, 1L, SECONDS,
816 >                          new ArrayBlockingQueue<Runnable>(10));
817              shouldThrow();
818          } catch (IllegalArgumentException success) {}
819      }
# Line 752 | Line 823 | public class ThreadPoolExecutorSubclassT
823       */
824      public void testConstructor4() {
825          try {
826 <            new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
826 >            new CustomTPE(1, 2, -1L, SECONDS,
827 >                          new ArrayBlockingQueue<Runnable>(10));
828              shouldThrow();
829          } catch (IllegalArgumentException success) {}
830      }
# Line 762 | Line 834 | public class ThreadPoolExecutorSubclassT
834       */
835      public void testConstructor5() {
836          try {
837 <            new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
837 >            new CustomTPE(2, 1, 1L, SECONDS,
838 >                          new ArrayBlockingQueue<Runnable>(10));
839              shouldThrow();
840          } catch (IllegalArgumentException success) {}
841      }
# Line 772 | Line 845 | public class ThreadPoolExecutorSubclassT
845       */
846      public void testConstructorNullPointerException() {
847          try {
848 <            new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null);
848 >            new CustomTPE(1, 2, 1L, SECONDS, null);
849              shouldThrow();
850          } catch (NullPointerException success) {}
851      }
# Line 782 | Line 855 | public class ThreadPoolExecutorSubclassT
855       */
856      public void testConstructor6() {
857          try {
858 <            new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
858 >            new CustomTPE(-1, 1, 1L, SECONDS,
859 >                          new ArrayBlockingQueue<Runnable>(10),
860 >                          new SimpleThreadFactory());
861              shouldThrow();
862          } catch (IllegalArgumentException success) {}
863      }
# Line 792 | Line 867 | public class ThreadPoolExecutorSubclassT
867       */
868      public void testConstructor7() {
869          try {
870 <            new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
870 >            new CustomTPE(1,-1, 1L, SECONDS,
871 >                          new ArrayBlockingQueue<Runnable>(10),
872 >                          new SimpleThreadFactory());
873              shouldThrow();
874          } catch (IllegalArgumentException success) {}
875      }
# Line 802 | Line 879 | public class ThreadPoolExecutorSubclassT
879       */
880      public void testConstructor8() {
881          try {
882 <            new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
882 >            new CustomTPE(1, 0, 1L, SECONDS,
883 >                          new ArrayBlockingQueue<Runnable>(10),
884 >                          new SimpleThreadFactory());
885              shouldThrow();
886          } catch (IllegalArgumentException success) {}
887      }
# Line 812 | Line 891 | public class ThreadPoolExecutorSubclassT
891       */
892      public void testConstructor9() {
893          try {
894 <            new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
894 >            new CustomTPE(1, 2, -1L, SECONDS,
895 >                          new ArrayBlockingQueue<Runnable>(10),
896 >                          new SimpleThreadFactory());
897              shouldThrow();
898          } catch (IllegalArgumentException success) {}
899      }
# Line 822 | Line 903 | public class ThreadPoolExecutorSubclassT
903       */
904      public void testConstructor10() {
905          try {
906 <            new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
906 >            new CustomTPE(2, 1, 1L, SECONDS,
907 >                          new ArrayBlockingQueue<Runnable>(10),
908 >                          new SimpleThreadFactory());
909              shouldThrow();
910          } catch (IllegalArgumentException success) {}
911      }
# Line 832 | Line 915 | public class ThreadPoolExecutorSubclassT
915       */
916      public void testConstructorNullPointerException2() {
917          try {
918 <            new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory());
918 >            new CustomTPE(1, 2, 1L, SECONDS, null, new SimpleThreadFactory());
919              shouldThrow();
920          } catch (NullPointerException success) {}
921      }
# Line 842 | Line 925 | public class ThreadPoolExecutorSubclassT
925       */
926      public void testConstructorNullPointerException3() {
927          try {
928 <            ThreadFactory f = null;
929 <            new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f);
928 >            new CustomTPE(1, 2, 1L, SECONDS,
929 >                          new ArrayBlockingQueue<Runnable>(10),
930 >                          (ThreadFactory) null);
931              shouldThrow();
932          } catch (NullPointerException success) {}
933      }
# Line 853 | Line 937 | public class ThreadPoolExecutorSubclassT
937       */
938      public void testConstructor11() {
939          try {
940 <            new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
940 >            new CustomTPE(-1, 1, 1L, SECONDS,
941 >                          new ArrayBlockingQueue<Runnable>(10),
942 >                          new NoOpREHandler());
943              shouldThrow();
944          } catch (IllegalArgumentException success) {}
945      }
# Line 863 | Line 949 | public class ThreadPoolExecutorSubclassT
949       */
950      public void testConstructor12() {
951          try {
952 <            new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
952 >            new CustomTPE(1, -1, 1L, SECONDS,
953 >                          new ArrayBlockingQueue<Runnable>(10),
954 >                          new NoOpREHandler());
955              shouldThrow();
956          } catch (IllegalArgumentException success) {}
957      }
# Line 873 | Line 961 | public class ThreadPoolExecutorSubclassT
961       */
962      public void testConstructor13() {
963          try {
964 <            new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
964 >            new CustomTPE(1, 0, 1L, SECONDS,
965 >                          new ArrayBlockingQueue<Runnable>(10),
966 >                          new NoOpREHandler());
967              shouldThrow();
968          } catch (IllegalArgumentException success) {}
969      }
# Line 883 | Line 973 | public class ThreadPoolExecutorSubclassT
973       */
974      public void testConstructor14() {
975          try {
976 <            new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
976 >            new CustomTPE(1, 2, -1L, SECONDS,
977 >                          new ArrayBlockingQueue<Runnable>(10),
978 >                          new NoOpREHandler());
979              shouldThrow();
980          } catch (IllegalArgumentException success) {}
981      }
# Line 893 | Line 985 | public class ThreadPoolExecutorSubclassT
985       */
986      public void testConstructor15() {
987          try {
988 <            new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
988 >            new CustomTPE(2, 1, 1L, SECONDS,
989 >                          new ArrayBlockingQueue<Runnable>(10),
990 >                          new NoOpREHandler());
991              shouldThrow();
992          } catch (IllegalArgumentException success) {}
993      }
# Line 903 | Line 997 | public class ThreadPoolExecutorSubclassT
997       */
998      public void testConstructorNullPointerException4() {
999          try {
1000 <            new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null,new NoOpREHandler());
1000 >            new CustomTPE(1, 2, 1L, SECONDS,
1001 >                          null,
1002 >                          new NoOpREHandler());
1003              shouldThrow();
1004          } catch (NullPointerException success) {}
1005      }
# Line 913 | Line 1009 | public class ThreadPoolExecutorSubclassT
1009       */
1010      public void testConstructorNullPointerException5() {
1011          try {
1012 <            RejectedExecutionHandler r = null;
1013 <            new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r);
1012 >            new CustomTPE(1, 2, 1L, SECONDS,
1013 >                          new ArrayBlockingQueue<Runnable>(10),
1014 >                          (RejectedExecutionHandler) null);
1015              shouldThrow();
1016          } catch (NullPointerException success) {}
1017      }
# Line 924 | Line 1021 | public class ThreadPoolExecutorSubclassT
1021       */
1022      public void testConstructor16() {
1023          try {
1024 <            new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1024 >            new CustomTPE(-1, 1, 1L, SECONDS,
1025 >                          new ArrayBlockingQueue<Runnable>(10),
1026 >                          new SimpleThreadFactory(),
1027 >                          new NoOpREHandler());
1028              shouldThrow();
1029          } catch (IllegalArgumentException success) {}
1030      }
# Line 934 | Line 1034 | public class ThreadPoolExecutorSubclassT
1034       */
1035      public void testConstructor17() {
1036          try {
1037 <            new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1037 >            new CustomTPE(1, -1, 1L, SECONDS,
1038 >                          new ArrayBlockingQueue<Runnable>(10),
1039 >                          new SimpleThreadFactory(),
1040 >                          new NoOpREHandler());
1041              shouldThrow();
1042          } catch (IllegalArgumentException success) {}
1043      }
# Line 944 | Line 1047 | public class ThreadPoolExecutorSubclassT
1047       */
1048      public void testConstructor18() {
1049          try {
1050 <            new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1050 >            new CustomTPE(1, 0, 1L, SECONDS,
1051 >                          new ArrayBlockingQueue<Runnable>(10),
1052 >                          new SimpleThreadFactory(),
1053 >                          new NoOpREHandler());
1054              shouldThrow();
1055          } catch (IllegalArgumentException success) {}
1056      }
# Line 954 | Line 1060 | public class ThreadPoolExecutorSubclassT
1060       */
1061      public void testConstructor19() {
1062          try {
1063 <            new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1063 >            new CustomTPE(1, 2, -1L, SECONDS,
1064 >                          new ArrayBlockingQueue<Runnable>(10),
1065 >                          new SimpleThreadFactory(),
1066 >                          new NoOpREHandler());
1067              shouldThrow();
1068          } catch (IllegalArgumentException success) {}
1069      }
# Line 964 | Line 1073 | public class ThreadPoolExecutorSubclassT
1073       */
1074      public void testConstructor20() {
1075          try {
1076 <            new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1076 >            new CustomTPE(2, 1, 1L, SECONDS,
1077 >                          new ArrayBlockingQueue<Runnable>(10),
1078 >                          new SimpleThreadFactory(),
1079 >                          new NoOpREHandler());
1080              shouldThrow();
1081          } catch (IllegalArgumentException success) {}
1082      }
# Line 974 | Line 1086 | public class ThreadPoolExecutorSubclassT
1086       */
1087      public void testConstructorNullPointerException6() {
1088          try {
1089 <            new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler());
1089 >            new CustomTPE(1, 2, 1L, SECONDS,
1090 >                          null,
1091 >                          new SimpleThreadFactory(),
1092 >                          new NoOpREHandler());
1093              shouldThrow();
1094          } catch (NullPointerException success) {}
1095      }
# Line 984 | Line 1099 | public class ThreadPoolExecutorSubclassT
1099       */
1100      public void testConstructorNullPointerException7() {
1101          try {
1102 <            RejectedExecutionHandler r = null;
1103 <            new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r);
1102 >            new CustomTPE(1, 2, 1L, SECONDS,
1103 >                          new ArrayBlockingQueue<Runnable>(10),
1104 >                          new SimpleThreadFactory(),
1105 >                          (RejectedExecutionHandler) null);
1106              shouldThrow();
1107          } catch (NullPointerException success) {}
1108      }
# Line 995 | Line 1112 | public class ThreadPoolExecutorSubclassT
1112       */
1113      public void testConstructorNullPointerException8() {
1114          try {
1115 <            new CustomTPE(1, 2,
999 <                          LONG_DELAY_MS, MILLISECONDS,
1115 >            new CustomTPE(1, 2, 1L, SECONDS,
1116                            new ArrayBlockingQueue<Runnable>(10),
1117                            (ThreadFactory) null,
1118                            new NoOpREHandler());
# Line 1008 | Line 1124 | public class ThreadPoolExecutorSubclassT
1124       * execute throws RejectedExecutionException if saturated.
1125       */
1126      public void testSaturatedExecute() {
1127 <        ThreadPoolExecutor p =
1127 >        final ThreadPoolExecutor p =
1128              new CustomTPE(1, 1,
1129                            LONG_DELAY_MS, MILLISECONDS,
1130                            new ArrayBlockingQueue<Runnable>(1));
1131 <        final CountDownLatch done = new CountDownLatch(1);
1132 <        try {
1131 >        try (PoolCleaner cleaner = cleaner(p)) {
1132 >            final CountDownLatch done = new CountDownLatch(1);
1133              Runnable task = new CheckedRunnable() {
1134                  public void realRun() throws InterruptedException {
1135                      done.await();
# Line 1027 | Line 1143 | public class ThreadPoolExecutorSubclassT
1143                  } catch (RejectedExecutionException success) {}
1144                  assertTrue(p.getTaskCount() <= 2);
1145              }
1030        } finally {
1146              done.countDown();
1032            joinPool(p);
1147          }
1148      }
1149  
# Line 1037 | Line 1151 | public class ThreadPoolExecutorSubclassT
1151       * executor using CallerRunsPolicy runs task if saturated.
1152       */
1153      public void testSaturatedExecute2() {
1154 <        RejectedExecutionHandler h = new CustomTPE.CallerRunsPolicy();
1155 <        ThreadPoolExecutor p = new CustomTPE(1, 1,
1156 <                                             LONG_DELAY_MS, MILLISECONDS,
1157 <                                             new ArrayBlockingQueue<Runnable>(1),
1158 <                                             h);
1159 <        try {
1154 >        final ThreadPoolExecutor p =
1155 >            new CustomTPE(1, 1,
1156 >                          LONG_DELAY_MS, MILLISECONDS,
1157 >                          new ArrayBlockingQueue<Runnable>(1),
1158 >                          new CustomTPE.CallerRunsPolicy());
1159 >        try (PoolCleaner cleaner = cleaner(p)) {
1160 >            final CountDownLatch done = new CountDownLatch(1);
1161 >            Runnable blocker = new CheckedRunnable() {
1162 >                public void realRun() throws InterruptedException {
1163 >                    done.await();
1164 >                }};
1165 >            p.execute(blocker);
1166              TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1167 <            for (int i = 0; i < tasks.length; ++i)
1167 >            for (int i = 0; i < tasks.length; i++)
1168                  tasks[i] = new TrackedNoOpRunnable();
1169 <            TrackedLongRunnable mr = new TrackedLongRunnable();
1050 <            p.execute(mr);
1051 <            for (int i = 0; i < tasks.length; ++i)
1169 >            for (int i = 0; i < tasks.length; i++)
1170                  p.execute(tasks[i]);
1171 <            for (int i = 1; i < tasks.length; ++i)
1171 >            for (int i = 1; i < tasks.length; i++)
1172                  assertTrue(tasks[i].done);
1173 <            try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1174 <        } finally {
1057 <            joinPool(p);
1173 >            assertFalse(tasks[0].done); // waiting in queue
1174 >            done.countDown();
1175          }
1176      }
1177  
# Line 1062 | Line 1179 | public class ThreadPoolExecutorSubclassT
1179       * executor using DiscardPolicy drops task if saturated.
1180       */
1181      public void testSaturatedExecute3() {
1182 <        RejectedExecutionHandler h = new CustomTPE.DiscardPolicy();
1183 <        ThreadPoolExecutor p =
1182 >        final TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1183 >        for (int i = 0; i < tasks.length; ++i)
1184 >            tasks[i] = new TrackedNoOpRunnable();
1185 >        final ThreadPoolExecutor p =
1186              new CustomTPE(1, 1,
1187                            LONG_DELAY_MS, MILLISECONDS,
1188                            new ArrayBlockingQueue<Runnable>(1),
1189 <                          h);
1190 <        try {
1191 <            TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1192 <            for (int i = 0; i < tasks.length; ++i)
1193 <                tasks[i] = new TrackedNoOpRunnable();
1075 <            p.execute(new TrackedLongRunnable());
1189 >                          new CustomTPE.DiscardPolicy());
1190 >        try (PoolCleaner cleaner = cleaner(p)) {
1191 >            final CountDownLatch done = new CountDownLatch(1);
1192 >            p.execute(awaiter(done));
1193 >
1194              for (TrackedNoOpRunnable task : tasks)
1195                  p.execute(task);
1196 <            for (TrackedNoOpRunnable task : tasks)
1197 <                assertFalse(task.done);
1198 <            try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1081 <        } finally {
1082 <            joinPool(p);
1196 >            for (int i = 1; i < tasks.length; i++)
1197 >                assertFalse(tasks[i].done);
1198 >            done.countDown();
1199          }
1200 +        for (int i = 1; i < tasks.length; i++)
1201 +            assertFalse(tasks[i].done);
1202 +        assertTrue(tasks[0].done); // was waiting in queue
1203      }
1204  
1205      /**
1206       * executor using DiscardOldestPolicy drops oldest task if saturated.
1207       */
1208      public void testSaturatedExecute4() {
1209 <        RejectedExecutionHandler h = new CustomTPE.DiscardOldestPolicy();
1210 <        ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1211 <        try {
1212 <            p.execute(new TrackedLongRunnable());
1213 <            TrackedLongRunnable r2 = new TrackedLongRunnable();
1209 >        final CountDownLatch done = new CountDownLatch(1);
1210 >        LatchAwaiter r1 = awaiter(done);
1211 >        LatchAwaiter r2 = awaiter(done);
1212 >        LatchAwaiter r3 = awaiter(done);
1213 >        final ThreadPoolExecutor p =
1214 >            new CustomTPE(1, 1,
1215 >                          LONG_DELAY_MS, MILLISECONDS,
1216 >                          new ArrayBlockingQueue<Runnable>(1),
1217 >                          new CustomTPE.DiscardOldestPolicy());
1218 >        try (PoolCleaner cleaner = cleaner(p)) {
1219 >            assertEquals(LatchAwaiter.NEW, r1.state);
1220 >            assertEquals(LatchAwaiter.NEW, r2.state);
1221 >            assertEquals(LatchAwaiter.NEW, r3.state);
1222 >            p.execute(r1);
1223              p.execute(r2);
1224              assertTrue(p.getQueue().contains(r2));
1097            TrackedNoOpRunnable r3 = new TrackedNoOpRunnable();
1225              p.execute(r3);
1226              assertFalse(p.getQueue().contains(r2));
1227              assertTrue(p.getQueue().contains(r3));
1228 <            try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1102 <        } finally {
1103 <            joinPool(p);
1228 >            done.countDown();
1229          }
1230 +        assertEquals(LatchAwaiter.DONE, r1.state);
1231 +        assertEquals(LatchAwaiter.NEW, r2.state);
1232 +        assertEquals(LatchAwaiter.DONE, r3.state);
1233      }
1234  
1235      /**
1236       * execute throws RejectedExecutionException if shutdown
1237       */
1238      public void testRejectedExecutionExceptionOnShutdown() {
1239 <        ThreadPoolExecutor p =
1240 <            new CustomTPE(1,1,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(1));
1239 >        final ThreadPoolExecutor p =
1240 >            new CustomTPE(1, 1,
1241 >                          LONG_DELAY_MS, MILLISECONDS,
1242 >                          new ArrayBlockingQueue<Runnable>(1));
1243          try { p.shutdown(); } catch (SecurityException ok) { return; }
1244 <        try {
1245 <            p.execute(new NoOpRunnable());
1246 <            shouldThrow();
1247 <        } catch (RejectedExecutionException success) {}
1248 <
1249 <        joinPool(p);
1244 >        try (PoolCleaner cleaner = cleaner(p)) {
1245 >            try {
1246 >                p.execute(new NoOpRunnable());
1247 >                shouldThrow();
1248 >            } catch (RejectedExecutionException success) {}
1249 >        }
1250      }
1251  
1252      /**
# Line 1174 | Line 1304 | public class ThreadPoolExecutorSubclassT
1304       * execute(null) throws NPE
1305       */
1306      public void testExecuteNull() {
1307 <        ThreadPoolExecutor p = null;
1307 >        ThreadPoolExecutor p =
1308 >            new CustomTPE(1, 2, 1L, SECONDS,
1309 >                          new ArrayBlockingQueue<Runnable>(10));
1310          try {
1179            p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1311              p.execute(null);
1312              shouldThrow();
1313          } catch (NullPointerException success) {}
# Line 1672 | Line 1803 | public class ThreadPoolExecutorSubclassT
1803              l.add(new StringTask());
1804              l.add(new StringTask());
1805              List<Future<String>> futures =
1806 <                e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1806 >                e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1807              assertEquals(2, futures.size());
1808              for (Future<String> future : futures)
1809                  assertSame(TEST_STRING, future.get());
# Line 1687 | Line 1818 | public class ThreadPoolExecutorSubclassT
1818      public void testTimedInvokeAll6() throws Exception {
1819          ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1820          try {
1821 <            List<Callable<String>> l = new ArrayList<Callable<String>>();
1822 <            l.add(new StringTask());
1823 <            l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1824 <            l.add(new StringTask());
1825 <            List<Future<String>> futures =
1826 <                e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1827 <            assertEquals(l.size(), futures.size());
1828 <            for (Future future : futures)
1829 <                assertTrue(future.isDone());
1830 <            assertFalse(futures.get(0).isCancelled());
1831 <            assertTrue(futures.get(1).isCancelled());
1821 >            for (long timeout = timeoutMillis();;) {
1822 >                List<Callable<String>> tasks = new ArrayList<>();
1823 >                tasks.add(new StringTask("0"));
1824 >                tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1825 >                tasks.add(new StringTask("2"));
1826 >                long startTime = System.nanoTime();
1827 >                List<Future<String>> futures =
1828 >                    e.invokeAll(tasks, timeout, MILLISECONDS);
1829 >                assertEquals(tasks.size(), futures.size());
1830 >                assertTrue(millisElapsedSince(startTime) >= timeout);
1831 >                for (Future future : futures)
1832 >                    assertTrue(future.isDone());
1833 >                assertTrue(futures.get(1).isCancelled());
1834 >                try {
1835 >                    assertEquals("0", futures.get(0).get());
1836 >                    assertEquals("2", futures.get(2).get());
1837 >                    break;
1838 >                } catch (CancellationException retryWithLongerTimeout) {
1839 >                    timeout *= 2;
1840 >                    if (timeout >= LONG_DELAY_MS / 2)
1841 >                        fail("expected exactly one task to be cancelled");
1842 >                }
1843 >            }
1844          } finally {
1845              joinPool(e);
1846          }
# Line 1740 | Line 1883 | public class ThreadPoolExecutorSubclassT
1883       * allowCoreThreadTimeOut(true) causes idle threads to time out
1884       */
1885      public void testAllowCoreThreadTimeOut_true() throws Exception {
1886 <        long coreThreadTimeOut = SHORT_DELAY_MS;
1886 >        long keepAliveTime = timeoutMillis();
1887          final ThreadPoolExecutor p =
1888              new CustomTPE(2, 10,
1889 <                          coreThreadTimeOut, MILLISECONDS,
1889 >                          keepAliveTime, MILLISECONDS,
1890                            new ArrayBlockingQueue<Runnable>(10));
1891          final CountDownLatch threadStarted = new CountDownLatch(1);
1892          try {
1893              p.allowCoreThreadTimeOut(true);
1894              p.execute(new CheckedRunnable() {
1895 <                public void realRun() throws InterruptedException {
1895 >                public void realRun() {
1896                      threadStarted.countDown();
1897                      assertEquals(1, p.getPoolSize());
1898                  }});
1899              await(threadStarted);
1900 <            delay(coreThreadTimeOut);
1900 >            delay(keepAliveTime);
1901              long startTime = System.nanoTime();
1902              while (p.getPoolSize() > 0
1903                     && millisElapsedSince(startTime) < LONG_DELAY_MS)
# Line 1770 | Line 1913 | public class ThreadPoolExecutorSubclassT
1913       * allowCoreThreadTimeOut(false) causes idle threads not to time out
1914       */
1915      public void testAllowCoreThreadTimeOut_false() throws Exception {
1916 <        long coreThreadTimeOut = SHORT_DELAY_MS;
1916 >        long keepAliveTime = timeoutMillis();
1917          final ThreadPoolExecutor p =
1918              new CustomTPE(2, 10,
1919 <                          coreThreadTimeOut, MILLISECONDS,
1919 >                          keepAliveTime, MILLISECONDS,
1920                            new ArrayBlockingQueue<Runnable>(10));
1921          final CountDownLatch threadStarted = new CountDownLatch(1);
1922          try {
# Line 1783 | Line 1926 | public class ThreadPoolExecutorSubclassT
1926                      threadStarted.countDown();
1927                      assertTrue(p.getPoolSize() >= 1);
1928                  }});
1929 <            delay(2 * coreThreadTimeOut);
1929 >            delay(2 * keepAliveTime);
1930              assertTrue(p.getPoolSize() >= 1);
1931          } finally {
1932              joinPool(p);
1933          }
1934      }
1935  
1936 +    /**
1937 +     * get(cancelled task) throws CancellationException
1938 +     * (in part, a test of CustomTPE itself)
1939 +     */
1940 +    public void testGet_cancelled() throws Exception {
1941 +        final ExecutorService e =
1942 +            new CustomTPE(1, 1,
1943 +                          LONG_DELAY_MS, MILLISECONDS,
1944 +                          new LinkedBlockingQueue<Runnable>());
1945 +        try {
1946 +            final CountDownLatch blockerStarted = new CountDownLatch(1);
1947 +            final CountDownLatch done = new CountDownLatch(1);
1948 +            final List<Future<?>> futures = new ArrayList<>();
1949 +            for (int i = 0; i < 2; i++) {
1950 +                Runnable r = new CheckedRunnable() { public void realRun()
1951 +                                                         throws Throwable {
1952 +                    blockerStarted.countDown();
1953 +                    assertTrue(done.await(2 * LONG_DELAY_MS, MILLISECONDS));
1954 +                }};
1955 +                futures.add(e.submit(r));
1956 +            }
1957 +            assertTrue(blockerStarted.await(LONG_DELAY_MS, MILLISECONDS));
1958 +            for (Future<?> future : futures) future.cancel(false);
1959 +            for (Future<?> future : futures) {
1960 +                try {
1961 +                    future.get();
1962 +                    shouldThrow();
1963 +                } catch (CancellationException success) {}
1964 +                try {
1965 +                    future.get(LONG_DELAY_MS, MILLISECONDS);
1966 +                    shouldThrow();
1967 +                } catch (CancellationException success) {}
1968 +                assertTrue(future.isCancelled());
1969 +                assertTrue(future.isDone());
1970 +            }
1971 +            done.countDown();
1972 +        } finally {
1973 +            joinPool(e);
1974 +        }
1975 +    }
1976 +
1977   }

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