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Comparing jsr166/src/test/tck/ThreadPoolExecutorSubclassTest.java (file contents):
Revision 1.33 by jsr166, Wed Dec 31 19:05:43 2014 UTC vs.
Revision 1.55 by jsr166, Sun Oct 4 01:29:09 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 58 | Line 61 | public class ThreadPoolExecutorSubclassT
61          CustomTask(final Runnable r, final V res) {
62              if (r == null) throw new NullPointerException();
63              callable = new Callable<V>() {
64 <            public V call() throws Exception { r.run(); return res; }};
64 >                public V call() throws Exception { r.run(); return res; }};
65          }
66          public boolean isDone() {
67              lock.lock(); try { return done; } finally { lock.unlock() ; }
# 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 250 | Line 254 | public class ThreadPoolExecutorSubclassT
254                            new ArrayBlockingQueue<Runnable>(10));
255          final CountDownLatch threadStarted = new CountDownLatch(1);
256          final CountDownLatch done = new CountDownLatch(1);
257 <        try {
257 >        try (PoolCleaner cleaner = cleaner(p)) {
258              assertEquals(0, p.getActiveCount());
259              p.execute(new CheckedRunnable() {
260                  public void realRun() throws InterruptedException {
# Line 260 | Line 264 | public class ThreadPoolExecutorSubclassT
264                  }});
265              assertTrue(threadStarted.await(SMALL_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 >        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      /**
# Line 344 | Line 368 | public class ThreadPoolExecutorSubclassT
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));
371 >        assertEquals(1, p.getKeepAliveTime(SECONDS));
372          joinPool(p);
373      }
374  
# Line 697 | Line 721 | public class ThreadPoolExecutorSubclassT
721      }
722  
723      /**
724 <     * shutdownNow returns a list containing tasks that were not run
724 >     * shutdownNow returns a list containing tasks that were not run,
725 >     * and those tasks are drained from the queue
726       */
727 <    public void testShutdownNow() {
728 <        ThreadPoolExecutor p = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
729 <        List l;
730 <        try {
731 <            for (int i = 0; i < 5; i++)
732 <                p.execute(new MediumPossiblyInterruptedRunnable());
733 <        }
734 <        finally {
727 >    public void testShutdownNow() throws InterruptedException {
728 >        final int poolSize = 2;
729 >        final int count = 5;
730 >        final AtomicInteger ran = new AtomicInteger(0);
731 >        ThreadPoolExecutor p =
732 >            new CustomTPE(poolSize, poolSize, LONG_DELAY_MS, MILLISECONDS,
733 >                          new ArrayBlockingQueue<Runnable>(10));
734 >        CountDownLatch threadsStarted = new CountDownLatch(poolSize);
735 >        Runnable waiter = new CheckedRunnable() { public void realRun() {
736 >            threadsStarted.countDown();
737              try {
738 <                l = p.shutdownNow();
739 <            } catch (SecurityException ok) { return; }
738 >                MILLISECONDS.sleep(2 * LONG_DELAY_MS);
739 >            } catch (InterruptedException success) {}
740 >            ran.getAndIncrement();
741 >        }};
742 >        for (int i = 0; i < count; i++)
743 >            p.execute(waiter);
744 >        assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
745 >        assertEquals(poolSize, p.getActiveCount());
746 >        assertEquals(0, p.getCompletedTaskCount());
747 >        final List<Runnable> queuedTasks;
748 >        try {
749 >            queuedTasks = p.shutdownNow();
750 >        } catch (SecurityException ok) {
751 >            return; // Allowed in case test doesn't have privs
752          }
753          assertTrue(p.isShutdown());
754 <        assertTrue(l.size() <= 4);
754 >        assertTrue(p.getQueue().isEmpty());
755 >        assertEquals(count - poolSize, queuedTasks.size());
756 >        assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
757 >        assertTrue(p.isTerminated());
758 >        assertEquals(poolSize, ran.get());
759 >        assertEquals(poolSize, p.getCompletedTaskCount());
760      }
761  
762      // Exception Tests
# Line 722 | Line 766 | public class ThreadPoolExecutorSubclassT
766       */
767      public void testConstructor1() {
768          try {
769 <            new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
769 >            new CustomTPE(-1, 1, 1L, SECONDS,
770 >                          new ArrayBlockingQueue<Runnable>(10));
771              shouldThrow();
772          } catch (IllegalArgumentException success) {}
773      }
# Line 732 | Line 777 | public class ThreadPoolExecutorSubclassT
777       */
778      public void testConstructor2() {
779          try {
780 <            new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
780 >            new CustomTPE(1, -1, 1L, SECONDS,
781 >                          new ArrayBlockingQueue<Runnable>(10));
782              shouldThrow();
783          } catch (IllegalArgumentException success) {}
784      }
# Line 742 | Line 788 | public class ThreadPoolExecutorSubclassT
788       */
789      public void testConstructor3() {
790          try {
791 <            new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
791 >            new CustomTPE(1, 0, 1L, SECONDS,
792 >                          new ArrayBlockingQueue<Runnable>(10));
793              shouldThrow();
794          } catch (IllegalArgumentException success) {}
795      }
# Line 752 | Line 799 | public class ThreadPoolExecutorSubclassT
799       */
800      public void testConstructor4() {
801          try {
802 <            new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
802 >            new CustomTPE(1, 2, -1L, SECONDS,
803 >                          new ArrayBlockingQueue<Runnable>(10));
804              shouldThrow();
805          } catch (IllegalArgumentException success) {}
806      }
# Line 762 | Line 810 | public class ThreadPoolExecutorSubclassT
810       */
811      public void testConstructor5() {
812          try {
813 <            new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
813 >            new CustomTPE(2, 1, 1L, SECONDS,
814 >                          new ArrayBlockingQueue<Runnable>(10));
815              shouldThrow();
816          } catch (IllegalArgumentException success) {}
817      }
# Line 772 | Line 821 | public class ThreadPoolExecutorSubclassT
821       */
822      public void testConstructorNullPointerException() {
823          try {
824 <            new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null);
824 >            new CustomTPE(1, 2, 1L, SECONDS, null);
825              shouldThrow();
826          } catch (NullPointerException success) {}
827      }
# Line 782 | Line 831 | public class ThreadPoolExecutorSubclassT
831       */
832      public void testConstructor6() {
833          try {
834 <            new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
834 >            new CustomTPE(-1, 1, 1L, SECONDS,
835 >                          new ArrayBlockingQueue<Runnable>(10),
836 >                          new SimpleThreadFactory());
837              shouldThrow();
838          } catch (IllegalArgumentException success) {}
839      }
# Line 792 | Line 843 | public class ThreadPoolExecutorSubclassT
843       */
844      public void testConstructor7() {
845          try {
846 <            new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
846 >            new CustomTPE(1,-1, 1L, SECONDS,
847 >                          new ArrayBlockingQueue<Runnable>(10),
848 >                          new SimpleThreadFactory());
849              shouldThrow();
850          } catch (IllegalArgumentException success) {}
851      }
# Line 802 | Line 855 | public class ThreadPoolExecutorSubclassT
855       */
856      public void testConstructor8() {
857          try {
858 <            new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
858 >            new CustomTPE(1, 0, 1L, SECONDS,
859 >                          new ArrayBlockingQueue<Runnable>(10),
860 >                          new SimpleThreadFactory());
861              shouldThrow();
862          } catch (IllegalArgumentException success) {}
863      }
# Line 812 | Line 867 | public class ThreadPoolExecutorSubclassT
867       */
868      public void testConstructor9() {
869          try {
870 <            new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
870 >            new CustomTPE(1, 2, -1L, SECONDS,
871 >                          new ArrayBlockingQueue<Runnable>(10),
872 >                          new SimpleThreadFactory());
873              shouldThrow();
874          } catch (IllegalArgumentException success) {}
875      }
# Line 822 | Line 879 | public class ThreadPoolExecutorSubclassT
879       */
880      public void testConstructor10() {
881          try {
882 <            new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
882 >            new CustomTPE(2, 1, 1L, SECONDS,
883 >                          new ArrayBlockingQueue<Runnable>(10),
884 >                          new SimpleThreadFactory());
885              shouldThrow();
886          } catch (IllegalArgumentException success) {}
887      }
# Line 832 | Line 891 | public class ThreadPoolExecutorSubclassT
891       */
892      public void testConstructorNullPointerException2() {
893          try {
894 <            new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory());
894 >            new CustomTPE(1, 2, 1L, SECONDS, null, new SimpleThreadFactory());
895              shouldThrow();
896          } catch (NullPointerException success) {}
897      }
# Line 842 | Line 901 | public class ThreadPoolExecutorSubclassT
901       */
902      public void testConstructorNullPointerException3() {
903          try {
904 <            ThreadFactory f = null;
905 <            new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f);
904 >            new CustomTPE(1, 2, 1L, SECONDS,
905 >                          new ArrayBlockingQueue<Runnable>(10),
906 >                          (ThreadFactory) null);
907              shouldThrow();
908          } catch (NullPointerException success) {}
909      }
# Line 853 | Line 913 | public class ThreadPoolExecutorSubclassT
913       */
914      public void testConstructor11() {
915          try {
916 <            new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
916 >            new CustomTPE(-1, 1, 1L, SECONDS,
917 >                          new ArrayBlockingQueue<Runnable>(10),
918 >                          new NoOpREHandler());
919              shouldThrow();
920          } catch (IllegalArgumentException success) {}
921      }
# Line 863 | Line 925 | public class ThreadPoolExecutorSubclassT
925       */
926      public void testConstructor12() {
927          try {
928 <            new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
928 >            new CustomTPE(1, -1, 1L, SECONDS,
929 >                          new ArrayBlockingQueue<Runnable>(10),
930 >                          new NoOpREHandler());
931              shouldThrow();
932          } catch (IllegalArgumentException success) {}
933      }
# Line 873 | Line 937 | public class ThreadPoolExecutorSubclassT
937       */
938      public void testConstructor13() {
939          try {
940 <            new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
940 >            new CustomTPE(1, 0, 1L, SECONDS,
941 >                          new ArrayBlockingQueue<Runnable>(10),
942 >                          new NoOpREHandler());
943              shouldThrow();
944          } catch (IllegalArgumentException success) {}
945      }
# Line 883 | Line 949 | public class ThreadPoolExecutorSubclassT
949       */
950      public void testConstructor14() {
951          try {
952 <            new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
952 >            new CustomTPE(1, 2, -1L, SECONDS,
953 >                          new ArrayBlockingQueue<Runnable>(10),
954 >                          new NoOpREHandler());
955              shouldThrow();
956          } catch (IllegalArgumentException success) {}
957      }
# Line 893 | Line 961 | public class ThreadPoolExecutorSubclassT
961       */
962      public void testConstructor15() {
963          try {
964 <            new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
964 >            new CustomTPE(2, 1, 1L, SECONDS,
965 >                          new ArrayBlockingQueue<Runnable>(10),
966 >                          new NoOpREHandler());
967              shouldThrow();
968          } catch (IllegalArgumentException success) {}
969      }
# Line 903 | Line 973 | public class ThreadPoolExecutorSubclassT
973       */
974      public void testConstructorNullPointerException4() {
975          try {
976 <            new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null,new NoOpREHandler());
976 >            new CustomTPE(1, 2, 1L, SECONDS,
977 >                          null,
978 >                          new NoOpREHandler());
979              shouldThrow();
980          } catch (NullPointerException success) {}
981      }
# Line 913 | Line 985 | public class ThreadPoolExecutorSubclassT
985       */
986      public void testConstructorNullPointerException5() {
987          try {
988 <            RejectedExecutionHandler r = null;
989 <            new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r);
988 >            new CustomTPE(1, 2, 1L, SECONDS,
989 >                          new ArrayBlockingQueue<Runnable>(10),
990 >                          (RejectedExecutionHandler) null);
991              shouldThrow();
992          } catch (NullPointerException success) {}
993      }
# Line 924 | Line 997 | public class ThreadPoolExecutorSubclassT
997       */
998      public void testConstructor16() {
999          try {
1000 <            new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1000 >            new CustomTPE(-1, 1, 1L, SECONDS,
1001 >                          new ArrayBlockingQueue<Runnable>(10),
1002 >                          new SimpleThreadFactory(),
1003 >                          new NoOpREHandler());
1004              shouldThrow();
1005          } catch (IllegalArgumentException success) {}
1006      }
# Line 934 | Line 1010 | public class ThreadPoolExecutorSubclassT
1010       */
1011      public void testConstructor17() {
1012          try {
1013 <            new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1013 >            new CustomTPE(1, -1, 1L, SECONDS,
1014 >                          new ArrayBlockingQueue<Runnable>(10),
1015 >                          new SimpleThreadFactory(),
1016 >                          new NoOpREHandler());
1017              shouldThrow();
1018          } catch (IllegalArgumentException success) {}
1019      }
# Line 944 | Line 1023 | public class ThreadPoolExecutorSubclassT
1023       */
1024      public void testConstructor18() {
1025          try {
1026 <            new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1026 >            new CustomTPE(1, 0, 1L, SECONDS,
1027 >                          new ArrayBlockingQueue<Runnable>(10),
1028 >                          new SimpleThreadFactory(),
1029 >                          new NoOpREHandler());
1030              shouldThrow();
1031          } catch (IllegalArgumentException success) {}
1032      }
# Line 954 | Line 1036 | public class ThreadPoolExecutorSubclassT
1036       */
1037      public void testConstructor19() {
1038          try {
1039 <            new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1039 >            new CustomTPE(1, 2, -1L, SECONDS,
1040 >                          new ArrayBlockingQueue<Runnable>(10),
1041 >                          new SimpleThreadFactory(),
1042 >                          new NoOpREHandler());
1043              shouldThrow();
1044          } catch (IllegalArgumentException success) {}
1045      }
# Line 964 | Line 1049 | public class ThreadPoolExecutorSubclassT
1049       */
1050      public void testConstructor20() {
1051          try {
1052 <            new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1052 >            new CustomTPE(2, 1, 1L, SECONDS,
1053 >                          new ArrayBlockingQueue<Runnable>(10),
1054 >                          new SimpleThreadFactory(),
1055 >                          new NoOpREHandler());
1056              shouldThrow();
1057          } catch (IllegalArgumentException success) {}
1058      }
# Line 974 | Line 1062 | public class ThreadPoolExecutorSubclassT
1062       */
1063      public void testConstructorNullPointerException6() {
1064          try {
1065 <            new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler());
1065 >            new CustomTPE(1, 2, 1L, SECONDS,
1066 >                          null,
1067 >                          new SimpleThreadFactory(),
1068 >                          new NoOpREHandler());
1069              shouldThrow();
1070          } catch (NullPointerException success) {}
1071      }
# Line 984 | Line 1075 | public class ThreadPoolExecutorSubclassT
1075       */
1076      public void testConstructorNullPointerException7() {
1077          try {
1078 <            RejectedExecutionHandler r = null;
1079 <            new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r);
1078 >            new CustomTPE(1, 2, 1L, SECONDS,
1079 >                          new ArrayBlockingQueue<Runnable>(10),
1080 >                          new SimpleThreadFactory(),
1081 >                          (RejectedExecutionHandler) null);
1082              shouldThrow();
1083          } catch (NullPointerException success) {}
1084      }
# Line 995 | Line 1088 | public class ThreadPoolExecutorSubclassT
1088       */
1089      public void testConstructorNullPointerException8() {
1090          try {
1091 <            new CustomTPE(1, 2,
999 <                          LONG_DELAY_MS, MILLISECONDS,
1091 >            new CustomTPE(1, 2, 1L, SECONDS,
1092                            new ArrayBlockingQueue<Runnable>(10),
1093                            (ThreadFactory) null,
1094                            new NoOpREHandler());
# Line 1174 | Line 1266 | public class ThreadPoolExecutorSubclassT
1266       * execute(null) throws NPE
1267       */
1268      public void testExecuteNull() {
1269 <        ThreadPoolExecutor p = null;
1269 >        ThreadPoolExecutor p =
1270 >            new CustomTPE(1, 2, 1L, SECONDS,
1271 >                          new ArrayBlockingQueue<Runnable>(10));
1272          try {
1179            p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1273              p.execute(null);
1274              shouldThrow();
1275          } catch (NullPointerException success) {}
# Line 1672 | Line 1765 | public class ThreadPoolExecutorSubclassT
1765              l.add(new StringTask());
1766              l.add(new StringTask());
1767              List<Future<String>> futures =
1768 <                e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1768 >                e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1769              assertEquals(2, futures.size());
1770              for (Future<String> future : futures)
1771                  assertSame(TEST_STRING, future.get());
# Line 1687 | Line 1780 | public class ThreadPoolExecutorSubclassT
1780      public void testTimedInvokeAll6() throws Exception {
1781          ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1782          try {
1783 <            List<Callable<String>> l = new ArrayList<Callable<String>>();
1784 <            l.add(new StringTask());
1785 <            l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1786 <            l.add(new StringTask());
1787 <            List<Future<String>> futures =
1788 <                e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1789 <            assertEquals(l.size(), futures.size());
1790 <            for (Future future : futures)
1791 <                assertTrue(future.isDone());
1792 <            assertFalse(futures.get(0).isCancelled());
1793 <            assertTrue(futures.get(1).isCancelled());
1783 >            for (long timeout = timeoutMillis();;) {
1784 >                List<Callable<String>> tasks = new ArrayList<>();
1785 >                tasks.add(new StringTask("0"));
1786 >                tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1787 >                tasks.add(new StringTask("2"));
1788 >                long startTime = System.nanoTime();
1789 >                List<Future<String>> futures =
1790 >                    e.invokeAll(tasks, timeout, MILLISECONDS);
1791 >                assertEquals(tasks.size(), futures.size());
1792 >                assertTrue(millisElapsedSince(startTime) >= timeout);
1793 >                for (Future future : futures)
1794 >                    assertTrue(future.isDone());
1795 >                assertTrue(futures.get(1).isCancelled());
1796 >                try {
1797 >                    assertEquals("0", futures.get(0).get());
1798 >                    assertEquals("2", futures.get(2).get());
1799 >                    break;
1800 >                } catch (CancellationException retryWithLongerTimeout) {
1801 >                    timeout *= 2;
1802 >                    if (timeout >= LONG_DELAY_MS / 2)
1803 >                        fail("expected exactly one task to be cancelled");
1804 >                }
1805 >            }
1806          } finally {
1807              joinPool(e);
1808          }
# Line 1740 | Line 1845 | public class ThreadPoolExecutorSubclassT
1845       * allowCoreThreadTimeOut(true) causes idle threads to time out
1846       */
1847      public void testAllowCoreThreadTimeOut_true() throws Exception {
1848 <        long coreThreadTimeOut = SHORT_DELAY_MS;
1848 >        long keepAliveTime = timeoutMillis();
1849          final ThreadPoolExecutor p =
1850              new CustomTPE(2, 10,
1851 <                          coreThreadTimeOut, MILLISECONDS,
1851 >                          keepAliveTime, MILLISECONDS,
1852                            new ArrayBlockingQueue<Runnable>(10));
1853          final CountDownLatch threadStarted = new CountDownLatch(1);
1854          try {
1855              p.allowCoreThreadTimeOut(true);
1856              p.execute(new CheckedRunnable() {
1857 <                public void realRun() throws InterruptedException {
1857 >                public void realRun() {
1858                      threadStarted.countDown();
1859                      assertEquals(1, p.getPoolSize());
1860                  }});
1861              await(threadStarted);
1862 <            delay(coreThreadTimeOut);
1862 >            delay(keepAliveTime);
1863              long startTime = System.nanoTime();
1864              while (p.getPoolSize() > 0
1865                     && millisElapsedSince(startTime) < LONG_DELAY_MS)
# Line 1770 | Line 1875 | public class ThreadPoolExecutorSubclassT
1875       * allowCoreThreadTimeOut(false) causes idle threads not to time out
1876       */
1877      public void testAllowCoreThreadTimeOut_false() throws Exception {
1878 <        long coreThreadTimeOut = SHORT_DELAY_MS;
1878 >        long keepAliveTime = timeoutMillis();
1879          final ThreadPoolExecutor p =
1880              new CustomTPE(2, 10,
1881 <                          coreThreadTimeOut, MILLISECONDS,
1881 >                          keepAliveTime, MILLISECONDS,
1882                            new ArrayBlockingQueue<Runnable>(10));
1883          final CountDownLatch threadStarted = new CountDownLatch(1);
1884          try {
# Line 1783 | Line 1888 | public class ThreadPoolExecutorSubclassT
1888                      threadStarted.countDown();
1889                      assertTrue(p.getPoolSize() >= 1);
1890                  }});
1891 <            delay(2 * coreThreadTimeOut);
1891 >            delay(2 * keepAliveTime);
1892              assertTrue(p.getPoolSize() >= 1);
1893          } finally {
1894              joinPool(p);
1895          }
1896      }
1897  
1898 +    /**
1899 +     * get(cancelled task) throws CancellationException
1900 +     * (in part, a test of CustomTPE itself)
1901 +     */
1902 +    public void testGet_cancelled() throws Exception {
1903 +        final ExecutorService e =
1904 +            new CustomTPE(1, 1,
1905 +                          LONG_DELAY_MS, MILLISECONDS,
1906 +                          new LinkedBlockingQueue<Runnable>());
1907 +        try {
1908 +            final CountDownLatch blockerStarted = new CountDownLatch(1);
1909 +            final CountDownLatch done = new CountDownLatch(1);
1910 +            final List<Future<?>> futures = new ArrayList<>();
1911 +            for (int i = 0; i < 2; i++) {
1912 +                Runnable r = new CheckedRunnable() { public void realRun()
1913 +                                                         throws Throwable {
1914 +                    blockerStarted.countDown();
1915 +                    assertTrue(done.await(2 * LONG_DELAY_MS, MILLISECONDS));
1916 +                }};
1917 +                futures.add(e.submit(r));
1918 +            }
1919 +            assertTrue(blockerStarted.await(LONG_DELAY_MS, MILLISECONDS));
1920 +            for (Future<?> future : futures) future.cancel(false);
1921 +            for (Future<?> future : futures) {
1922 +                try {
1923 +                    future.get();
1924 +                    shouldThrow();
1925 +                } catch (CancellationException success) {}
1926 +                try {
1927 +                    future.get(LONG_DELAY_MS, MILLISECONDS);
1928 +                    shouldThrow();
1929 +                } catch (CancellationException success) {}
1930 +                assertTrue(future.isCancelled());
1931 +                assertTrue(future.isDone());
1932 +            }
1933 +            done.countDown();
1934 +        } finally {
1935 +            joinPool(e);
1936 +        }
1937 +    }
1938 +
1939   }

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