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/* |
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* Written by Doug Lea with assistance from members of JCP JSR-166 |
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* Expert Group and released to the public domain, as explained at |
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* http://creativecommons.org/licenses/publicdomain |
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* http://creativecommons.org/publicdomain/zero/1.0/ |
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*/ |
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import junit.framework.*; |
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import java.util.*; |
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import java.util.concurrent.Executor; |
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import java.util.ArrayList; |
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import java.util.Collection; |
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import java.util.List; |
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import java.util.concurrent.Executors; |
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import java.util.concurrent.ExecutorService; |
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import java.util.concurrent.AbstractExecutorService; |
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import java.util.concurrent.ForkJoinPool; |
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import java.util.concurrent.ForkJoinTask; |
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import java.util.concurrent.ForkJoinWorkerThread; |
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import java.util.concurrent.RecursiveAction; |
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import java.util.concurrent.RecursiveTask; |
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import java.util.concurrent.TimeUnit; |
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import java.util.concurrent.locks.*; |
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import java.security.*; |
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import java.util.concurrent.atomic.AtomicBoolean; |
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import java.util.concurrent.locks.ReentrantLock; |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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import java.security.AccessControlException; |
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import java.security.Policy; |
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import java.security.PrivilegedAction; |
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import java.security.PrivilegedExceptionAction; |
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|
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public class ForkJoinPoolTest extends JSR166TestCase { |
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public static void main(String[] args) { |
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junit.textui.TestRunner.run (suite()); |
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junit.textui.TestRunner.run(suite()); |
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} |
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|
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public static Test suite() { |
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return new TestSuite(ForkJoinPoolTest.class); |
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} |
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* tasks, and quiescent running state. |
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*/ |
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public void testDefaultInitialState() { |
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ForkJoinPool p = null; |
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ForkJoinPool p = new ForkJoinPool(1); |
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try { |
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p = new ForkJoinPool(1); |
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assertTrue(p.getFactory() == |
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ForkJoinPool.defaultForkJoinWorkerThreadFactory); |
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assertTrue(p.isQuiescent()); |
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assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory, |
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p.getFactory()); |
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assertFalse(p.getAsyncMode()); |
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assertTrue(p.getActiveThreadCount() == 0); |
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assertTrue(p.getStealCount() == 0); |
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assertTrue(p.getQueuedTaskCount() == 0); |
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assertTrue(p.getQueuedSubmissionCount() == 0); |
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assertEquals(0, p.getActiveThreadCount()); |
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assertEquals(0, p.getStealCount()); |
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assertEquals(0, p.getQueuedTaskCount()); |
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assertEquals(0, p.getQueuedSubmissionCount()); |
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assertFalse(p.hasQueuedSubmissions()); |
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assertFalse(p.isShutdown()); |
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assertFalse(p.isTerminating()); |
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} catch (NullPointerException success) {} |
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} |
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|
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/** |
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* getParallelism returns size set in constructor |
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*/ |
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public void testGetParallelism() { |
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ForkJoinPool p = null; |
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ForkJoinPool p = new ForkJoinPool(1); |
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try { |
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p = new ForkJoinPool(1); |
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assertTrue(p.getParallelism() == 1); |
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assertEquals(1, p.getParallelism()); |
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} finally { |
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joinPool(p); |
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} |
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* getPoolSize returns number of started workers. |
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*/ |
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public void testGetPoolSize() { |
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ForkJoinPool p = null; |
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ForkJoinPool p = new ForkJoinPool(1); |
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try { |
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p = new ForkJoinPool(1); |
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assertTrue(p.getActiveThreadCount() == 0); |
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assertEquals(0, p.getActiveThreadCount()); |
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Future<String> future = p.submit(new StringTask()); |
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assertTrue(p.getPoolSize() == 1); |
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|
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assertEquals(1, p.getPoolSize()); |
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} finally { |
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joinPool(p); |
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} |
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* performs its defined action |
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*/ |
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public void testSetUncaughtExceptionHandler() throws InterruptedException { |
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ForkJoinPool p = null; |
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try { |
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MyHandler eh = new MyHandler(); |
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p = new ForkJoinPool(1, new FailingThreadFactory(), eh, false); |
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assert(eh == p.getUncaughtExceptionHandler()); |
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p.execute(new FailingTask()); |
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Thread.sleep(MEDIUM_DELAY_MS); |
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assertTrue(eh.catches > 0); |
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final CountDownLatch uehInvoked = new CountDownLatch(1); |
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final Thread.UncaughtExceptionHandler eh = |
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new Thread.UncaughtExceptionHandler() { |
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public void uncaughtException(Thread t, Throwable e) { |
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uehInvoked.countDown(); |
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}}; |
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ForkJoinPool p = new ForkJoinPool(1, new FailingThreadFactory(), |
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eh, false); |
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try { |
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assertSame(eh, p.getUncaughtExceptionHandler()); |
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try { |
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p.execute(new FibTask(8)); |
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assertTrue(uehInvoked.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
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} catch (RejectedExecutionException ok) { |
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} |
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} finally { |
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p.shutdownNow(); |
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p.shutdownNow(); // failure might have prevented processing task |
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joinPool(p); |
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} |
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} |
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|
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/** |
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* After invoking a single task, isQuiescent is true, |
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* queues are empty, threads are not active, and |
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* construction parameters continue to hold |
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* After invoking a single task, isQuiescent eventually becomes |
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* true, at which time queues are empty, threads are not active, |
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* the task has completed successfully, and construction |
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* parameters continue to hold |
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*/ |
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public void testisQuiescent() throws InterruptedException { |
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ForkJoinPool p = null; |
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public void testIsQuiescent() throws Exception { |
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ForkJoinPool p = new ForkJoinPool(2); |
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try { |
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p = new ForkJoinPool(2); |
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p.invoke(new FibTask(20)); |
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assertTrue(p.getFactory() == |
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ForkJoinPool.defaultForkJoinWorkerThreadFactory); |
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Thread.sleep(MEDIUM_DELAY_MS); |
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> |
assertTrue(p.isQuiescent()); |
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long startTime = System.nanoTime(); |
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> |
FibTask f = new FibTask(20); |
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p.invoke(f); |
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assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory, |
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p.getFactory()); |
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> |
while (! p.isQuiescent()) { |
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if (millisElapsedSince(startTime) > LONG_DELAY_MS) |
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throw new AssertionFailedError("timed out"); |
274 |
> |
assertFalse(p.getAsyncMode()); |
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> |
assertFalse(p.isShutdown()); |
276 |
> |
assertFalse(p.isTerminating()); |
277 |
> |
assertFalse(p.isTerminated()); |
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> |
Thread.yield(); |
279 |
> |
} |
280 |
> |
|
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assertTrue(p.isQuiescent()); |
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assertFalse(p.getAsyncMode()); |
283 |
< |
assertTrue(p.getActiveThreadCount() == 0); |
284 |
< |
assertTrue(p.getQueuedTaskCount() == 0); |
285 |
< |
assertTrue(p.getQueuedSubmissionCount() == 0); |
283 |
> |
assertEquals(0, p.getActiveThreadCount()); |
284 |
> |
assertEquals(0, p.getQueuedTaskCount()); |
285 |
> |
assertEquals(0, p.getQueuedSubmissionCount()); |
286 |
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assertFalse(p.hasQueuedSubmissions()); |
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assertFalse(p.isShutdown()); |
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assertFalse(p.isTerminating()); |
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assertFalse(p.isTerminated()); |
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assertTrue(f.isDone()); |
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assertEquals(6765, (int) f.get()); |
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} finally { |
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joinPool(p); |
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} |
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* Completed submit(ForkJoinTask) returns result |
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*/ |
300 |
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public void testSubmitForkJoinTask() throws Throwable { |
301 |
< |
ForkJoinPool p = null; |
301 |
> |
ForkJoinPool p = new ForkJoinPool(1); |
302 |
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try { |
283 |
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p = new ForkJoinPool(1); |
303 |
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ForkJoinTask<Integer> f = p.submit(new FibTask(8)); |
304 |
< |
int r = f.get(); |
286 |
< |
assertTrue(r == 21); |
304 |
> |
assertEquals(21, (int) f.get()); |
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} finally { |
306 |
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joinPool(p); |
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} |
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* A task submitted after shutdown is rejected |
312 |
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*/ |
313 |
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public void testSubmitAfterShutdown() { |
314 |
< |
ForkJoinPool p = null; |
314 |
> |
ForkJoinPool p = new ForkJoinPool(1); |
315 |
|
try { |
298 |
– |
p = new ForkJoinPool(1); |
316 |
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p.shutdown(); |
317 |
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assertTrue(p.isShutdown()); |
318 |
< |
ForkJoinTask<Integer> f = p.submit(new FibTask(8)); |
319 |
< |
shouldThrow(); |
320 |
< |
} catch (RejectedExecutionException success) { |
318 |
> |
try { |
319 |
> |
ForkJoinTask<Integer> f = p.submit(new FibTask(8)); |
320 |
> |
shouldThrow(); |
321 |
> |
} catch (RejectedExecutionException success) {} |
322 |
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} finally { |
323 |
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joinPool(p); |
324 |
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} |
328 |
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* Pool maintains parallelism when using ManagedBlocker |
329 |
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*/ |
330 |
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public void testBlockingForkJoinTask() throws Throwable { |
331 |
< |
ForkJoinPool p = null; |
331 |
> |
ForkJoinPool p = new ForkJoinPool(4); |
332 |
|
try { |
315 |
– |
p = new ForkJoinPool(4); |
333 |
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ReentrantLock lock = new ReentrantLock(); |
334 |
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ManagedLocker locker = new ManagedLocker(lock); |
335 |
< |
ForkJoinTask<Integer> f = new LockingFibTask(30, locker, lock); |
335 |
> |
ForkJoinTask<Integer> f = new LockingFibTask(20, locker, lock); |
336 |
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p.execute(f); |
337 |
< |
int r = f.get(); |
321 |
< |
assertTrue(r == 832040); |
337 |
> |
assertEquals(6765, (int) f.get()); |
338 |
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} finally { |
339 |
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p.shutdownNow(); // don't wait out shutdown |
340 |
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} |
344 |
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* pollSubmission returns unexecuted submitted task, if present |
345 |
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*/ |
346 |
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public void testPollSubmission() { |
347 |
< |
SubFJP p = null; |
347 |
> |
final CountDownLatch done = new CountDownLatch(1); |
348 |
> |
SubFJP p = new SubFJP(); |
349 |
|
try { |
350 |
< |
p = new SubFJP(); |
351 |
< |
ForkJoinTask a = p.submit(new MediumRunnable()); |
352 |
< |
ForkJoinTask b = p.submit(new MediumRunnable()); |
336 |
< |
ForkJoinTask c = p.submit(new MediumRunnable()); |
350 |
> |
ForkJoinTask a = p.submit(awaiter(done)); |
351 |
> |
ForkJoinTask b = p.submit(awaiter(done)); |
352 |
> |
ForkJoinTask c = p.submit(awaiter(done)); |
353 |
|
ForkJoinTask r = p.pollSubmission(); |
354 |
|
assertTrue(r == a || r == b || r == c); |
355 |
|
assertFalse(r.isDone()); |
356 |
|
} finally { |
357 |
+ |
done.countDown(); |
358 |
|
joinPool(p); |
359 |
|
} |
360 |
|
} |
363 |
|
* drainTasksTo transfers unexecuted submitted tasks, if present |
364 |
|
*/ |
365 |
|
public void testDrainTasksTo() { |
366 |
< |
SubFJP p = null; |
366 |
> |
final CountDownLatch done = new CountDownLatch(1); |
367 |
> |
SubFJP p = new SubFJP(); |
368 |
|
try { |
369 |
< |
p = new SubFJP(); |
370 |
< |
ForkJoinTask a = p.submit(new MediumRunnable()); |
371 |
< |
ForkJoinTask b = p.submit(new MediumRunnable()); |
354 |
< |
ForkJoinTask c = p.submit(new MediumRunnable()); |
369 |
> |
ForkJoinTask a = p.submit(awaiter(done)); |
370 |
> |
ForkJoinTask b = p.submit(awaiter(done)); |
371 |
> |
ForkJoinTask c = p.submit(awaiter(done)); |
372 |
|
ArrayList<ForkJoinTask> al = new ArrayList(); |
373 |
|
p.drainTasksTo(al); |
374 |
|
assertTrue(al.size() > 0); |
377 |
|
assertFalse(r.isDone()); |
378 |
|
} |
379 |
|
} finally { |
380 |
+ |
done.countDown(); |
381 |
|
joinPool(p); |
382 |
|
} |
383 |
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} |
384 |
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|
367 |
– |
|
385 |
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// FJ Versions of AbstractExecutorService tests |
386 |
|
|
387 |
|
/** |
389 |
|
*/ |
390 |
|
public void testExecuteRunnable() throws Throwable { |
391 |
|
ExecutorService e = new ForkJoinPool(1); |
392 |
< |
TrackedShortRunnable task = new TrackedShortRunnable(); |
393 |
< |
assertFalse(task.done); |
394 |
< |
Future<?> future = e.submit(task); |
395 |
< |
future.get(); |
396 |
< |
assertTrue(task.done); |
392 |
> |
try { |
393 |
> |
final AtomicBoolean done = new AtomicBoolean(false); |
394 |
> |
CheckedRunnable task = new CheckedRunnable() { |
395 |
> |
public void realRun() { |
396 |
> |
done.set(true); |
397 |
> |
}}; |
398 |
> |
Future<?> future = e.submit(task); |
399 |
> |
assertNull(future.get()); |
400 |
> |
assertNull(future.get(0, MILLISECONDS)); |
401 |
> |
assertTrue(done.get()); |
402 |
> |
assertTrue(future.isDone()); |
403 |
> |
assertFalse(future.isCancelled()); |
404 |
> |
} finally { |
405 |
> |
joinPool(e); |
406 |
> |
} |
407 |
|
} |
408 |
|
|
382 |
– |
|
409 |
|
/** |
410 |
|
* Completed submit(callable) returns result |
411 |
|
*/ |
412 |
|
public void testSubmitCallable() throws Throwable { |
413 |
|
ExecutorService e = new ForkJoinPool(1); |
414 |
< |
Future<String> future = e.submit(new StringTask()); |
415 |
< |
String result = future.get(); |
416 |
< |
assertSame(TEST_STRING, result); |
414 |
> |
try { |
415 |
> |
Future<String> future = e.submit(new StringTask()); |
416 |
> |
assertSame(TEST_STRING, future.get()); |
417 |
> |
assertTrue(future.isDone()); |
418 |
> |
assertFalse(future.isCancelled()); |
419 |
> |
} finally { |
420 |
> |
joinPool(e); |
421 |
> |
} |
422 |
|
} |
423 |
|
|
424 |
|
/** |
426 |
|
*/ |
427 |
|
public void testSubmitRunnable() throws Throwable { |
428 |
|
ExecutorService e = new ForkJoinPool(1); |
429 |
< |
Future<?> future = e.submit(new NoOpRunnable()); |
430 |
< |
future.get(); |
431 |
< |
assertTrue(future.isDone()); |
429 |
> |
try { |
430 |
> |
Future<?> future = e.submit(new NoOpRunnable()); |
431 |
> |
assertNull(future.get()); |
432 |
> |
assertTrue(future.isDone()); |
433 |
> |
assertFalse(future.isCancelled()); |
434 |
> |
} finally { |
435 |
> |
joinPool(e); |
436 |
> |
} |
437 |
|
} |
438 |
|
|
439 |
|
/** |
441 |
|
*/ |
442 |
|
public void testSubmitRunnable2() throws Throwable { |
443 |
|
ExecutorService e = new ForkJoinPool(1); |
444 |
< |
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
445 |
< |
String result = future.get(); |
446 |
< |
assertSame(TEST_STRING, result); |
444 |
> |
try { |
445 |
> |
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
446 |
> |
assertSame(TEST_STRING, future.get()); |
447 |
> |
assertTrue(future.isDone()); |
448 |
> |
assertFalse(future.isCancelled()); |
449 |
> |
} finally { |
450 |
> |
joinPool(e); |
451 |
> |
} |
452 |
|
} |
453 |
|
|
413 |
– |
|
454 |
|
/** |
455 |
< |
* A submitted privileged action to completion |
455 |
> |
* A submitted privileged action runs to completion |
456 |
|
*/ |
457 |
< |
public void testSubmitPrivilegedAction() throws Throwable { |
458 |
< |
Policy savedPolicy = null; |
459 |
< |
try { |
460 |
< |
savedPolicy = Policy.getPolicy(); |
461 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
422 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
423 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
424 |
< |
Policy.setPolicy(policy); |
425 |
< |
} catch (AccessControlException ok) { |
426 |
< |
return; |
427 |
< |
} |
428 |
< |
try { |
429 |
< |
ExecutorService e = new ForkJoinPool(1); |
430 |
< |
Future future = e.submit(Executors.callable(new PrivilegedAction() { |
457 |
> |
public void testSubmitPrivilegedAction() throws Exception { |
458 |
> |
Runnable r = new CheckedRunnable() { |
459 |
> |
public void realRun() throws Exception { |
460 |
> |
ExecutorService e = new ForkJoinPool(1); |
461 |
> |
Future future = e.submit(Executors.callable(new PrivilegedAction() { |
462 |
|
public Object run() { |
463 |
|
return TEST_STRING; |
464 |
|
}})); |
465 |
|
|
466 |
< |
Object result = future.get(); |
467 |
< |
assertSame(TEST_STRING, result); |
468 |
< |
} |
469 |
< |
finally { |
470 |
< |
Policy.setPolicy(savedPolicy); |
440 |
< |
} |
466 |
> |
assertSame(TEST_STRING, future.get()); |
467 |
> |
}}; |
468 |
> |
|
469 |
> |
runWithPermissions(r, |
470 |
> |
new RuntimePermission("modifyThread")); |
471 |
|
} |
472 |
|
|
473 |
|
/** |
474 |
< |
* A submitted a privileged exception action runs to completion |
474 |
> |
* A submitted privileged exception action runs to completion |
475 |
|
*/ |
476 |
< |
public void testSubmitPrivilegedExceptionAction() throws Throwable { |
477 |
< |
Policy savedPolicy = null; |
478 |
< |
try { |
479 |
< |
savedPolicy = Policy.getPolicy(); |
480 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
451 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
452 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
453 |
< |
Policy.setPolicy(policy); |
454 |
< |
} catch (AccessControlException ok) { |
455 |
< |
return; |
456 |
< |
} |
457 |
< |
|
458 |
< |
try { |
459 |
< |
ExecutorService e = new ForkJoinPool(1); |
460 |
< |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
476 |
> |
public void testSubmitPrivilegedExceptionAction() throws Exception { |
477 |
> |
Runnable r = new CheckedRunnable() { |
478 |
> |
public void realRun() throws Exception { |
479 |
> |
ExecutorService e = new ForkJoinPool(1); |
480 |
> |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
481 |
|
public Object run() { |
482 |
|
return TEST_STRING; |
483 |
|
}})); |
484 |
|
|
485 |
< |
Object result = future.get(); |
486 |
< |
assertSame(TEST_STRING, result); |
487 |
< |
} |
488 |
< |
finally { |
469 |
< |
Policy.setPolicy(savedPolicy); |
470 |
< |
} |
485 |
> |
assertSame(TEST_STRING, future.get()); |
486 |
> |
}}; |
487 |
> |
|
488 |
> |
runWithPermissions(r, new RuntimePermission("modifyThread")); |
489 |
|
} |
490 |
|
|
491 |
|
/** |
492 |
|
* A submitted failed privileged exception action reports exception |
493 |
|
*/ |
494 |
< |
public void testSubmitFailedPrivilegedExceptionAction() throws Throwable { |
495 |
< |
Policy savedPolicy = null; |
496 |
< |
try { |
497 |
< |
savedPolicy = Policy.getPolicy(); |
498 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
481 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
482 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
483 |
< |
Policy.setPolicy(policy); |
484 |
< |
} catch (AccessControlException ok) { |
485 |
< |
return; |
486 |
< |
} |
487 |
< |
|
488 |
< |
|
489 |
< |
try { |
490 |
< |
ExecutorService e = new ForkJoinPool(1); |
491 |
< |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
494 |
> |
public void testSubmitFailedPrivilegedExceptionAction() throws Exception { |
495 |
> |
Runnable r = new CheckedRunnable() { |
496 |
> |
public void realRun() throws Exception { |
497 |
> |
ExecutorService e = new ForkJoinPool(1); |
498 |
> |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
499 |
|
public Object run() throws Exception { |
500 |
|
throw new IndexOutOfBoundsException(); |
501 |
|
}})); |
502 |
|
|
503 |
< |
Object result = future.get(); |
504 |
< |
shouldThrow(); |
505 |
< |
} catch (ExecutionException success) { |
506 |
< |
assertTrue(success.getCause() instanceof IndexOutOfBoundsException); |
507 |
< |
} finally { |
508 |
< |
Policy.setPolicy(savedPolicy); |
509 |
< |
} |
503 |
> |
try { |
504 |
> |
future.get(); |
505 |
> |
shouldThrow(); |
506 |
> |
} catch (ExecutionException success) { |
507 |
> |
assertTrue(success.getCause() instanceof IndexOutOfBoundsException); |
508 |
> |
}}}; |
509 |
> |
|
510 |
> |
runWithPermissions(r, new RuntimePermission("modifyThread")); |
511 |
|
} |
512 |
|
|
513 |
|
/** |
514 |
|
* execute(null runnable) throws NullPointerException |
515 |
|
*/ |
516 |
|
public void testExecuteNullRunnable() { |
517 |
+ |
ExecutorService e = new ForkJoinPool(1); |
518 |
|
try { |
519 |
< |
ExecutorService e = new ForkJoinPool(1); |
511 |
< |
TrackedShortRunnable task = null; |
512 |
< |
Future<?> future = e.submit(task); |
519 |
> |
Future<?> future = e.submit((Runnable) null); |
520 |
|
shouldThrow(); |
521 |
< |
} catch (NullPointerException success) {} |
521 |
> |
} catch (NullPointerException success) { |
522 |
> |
} finally { |
523 |
> |
joinPool(e); |
524 |
> |
} |
525 |
|
} |
526 |
|
|
517 |
– |
|
527 |
|
/** |
528 |
|
* submit(null callable) throws NullPointerException |
529 |
|
*/ |
530 |
|
public void testSubmitNullCallable() { |
531 |
+ |
ExecutorService e = new ForkJoinPool(1); |
532 |
|
try { |
533 |
< |
ExecutorService e = new ForkJoinPool(1); |
524 |
< |
StringTask t = null; |
525 |
< |
Future<String> future = e.submit(t); |
533 |
> |
Future<String> future = e.submit((Callable) null); |
534 |
|
shouldThrow(); |
535 |
< |
} catch (NullPointerException success) {} |
535 |
> |
} catch (NullPointerException success) { |
536 |
> |
} finally { |
537 |
> |
joinPool(e); |
538 |
> |
} |
539 |
|
} |
540 |
|
|
530 |
– |
|
541 |
|
/** |
542 |
< |
* Blocking on submit(callable) throws InterruptedException if |
533 |
< |
* caller interrupted. |
542 |
> |
* submit(callable).get() throws InterruptedException if interrupted |
543 |
|
*/ |
544 |
|
public void testInterruptedSubmit() throws InterruptedException { |
545 |
< |
final ForkJoinPool p = new ForkJoinPool(1); |
546 |
< |
|
547 |
< |
Thread t = new Thread(new CheckedInterruptedRunnable() { |
548 |
< |
public void realRun() throws Throwable { |
549 |
< |
p.submit(new CheckedCallable<Object>() { |
550 |
< |
public Object realCall() throws Throwable { |
551 |
< |
try { |
552 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
553 |
< |
} catch (InterruptedException ok) { |
554 |
< |
} |
555 |
< |
return null; |
556 |
< |
}}).get(); |
557 |
< |
}}); |
558 |
< |
|
559 |
< |
t.start(); |
560 |
< |
Thread.sleep(SHORT_DELAY_MS); |
561 |
< |
t.interrupt(); |
562 |
< |
t.join(); |
563 |
< |
p.shutdownNow(); |
564 |
< |
joinPool(p); |
545 |
> |
final CountDownLatch submitted = new CountDownLatch(1); |
546 |
> |
final CountDownLatch quittingTime = new CountDownLatch(1); |
547 |
> |
final ExecutorService p = new ForkJoinPool(1); |
548 |
> |
final Callable<Void> awaiter = new CheckedCallable<Void>() { |
549 |
> |
public Void realCall() throws InterruptedException { |
550 |
> |
assertTrue(quittingTime.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
551 |
> |
return null; |
552 |
> |
}}; |
553 |
> |
try { |
554 |
> |
Thread t = new Thread(new CheckedInterruptedRunnable() { |
555 |
> |
public void realRun() throws Exception { |
556 |
> |
Future<Void> future = p.submit(awaiter); |
557 |
> |
submitted.countDown(); |
558 |
> |
future.get(); |
559 |
> |
}}); |
560 |
> |
t.start(); |
561 |
> |
assertTrue(submitted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
562 |
> |
t.interrupt(); |
563 |
> |
t.join(); |
564 |
> |
} finally { |
565 |
> |
quittingTime.countDown(); |
566 |
> |
joinPool(p); |
567 |
> |
} |
568 |
|
} |
569 |
|
|
570 |
|
/** |
582 |
|
shouldThrow(); |
583 |
|
} catch (ExecutionException success) { |
584 |
|
assertTrue(success.getCause() instanceof ArithmeticException); |
585 |
+ |
} finally { |
586 |
+ |
joinPool(p); |
587 |
|
} |
574 |
– |
|
575 |
– |
joinPool(p); |
588 |
|
} |
589 |
|
|
590 |
|
/** |
766 |
|
} |
767 |
|
} |
768 |
|
|
757 |
– |
|
769 |
|
/** |
770 |
|
* timed invokeAny(null) throws NullPointerException |
771 |
|
*/ |
772 |
|
public void testTimedInvokeAny1() throws Throwable { |
773 |
|
ExecutorService e = new ForkJoinPool(1); |
774 |
|
try { |
775 |
< |
e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
775 |
> |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
776 |
|
shouldThrow(); |
777 |
|
} catch (NullPointerException success) { |
778 |
|
} finally { |
803 |
|
ExecutorService e = new ForkJoinPool(1); |
804 |
|
try { |
805 |
|
e.invokeAny(new ArrayList<Callable<String>>(), |
806 |
< |
MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
806 |
> |
MEDIUM_DELAY_MS, MILLISECONDS); |
807 |
|
shouldThrow(); |
808 |
|
} catch (IllegalArgumentException success) { |
809 |
|
} finally { |
821 |
|
l.add(latchAwaitingStringTask(latch)); |
822 |
|
l.add(null); |
823 |
|
try { |
824 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
824 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
825 |
|
shouldThrow(); |
826 |
|
} catch (NullPointerException success) { |
827 |
|
} finally { |
838 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
839 |
|
l.add(new NPETask()); |
840 |
|
try { |
841 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
841 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
842 |
|
shouldThrow(); |
843 |
|
} catch (ExecutionException success) { |
844 |
|
assertTrue(success.getCause() instanceof NullPointerException); |
856 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
857 |
|
l.add(new StringTask()); |
858 |
|
l.add(new StringTask()); |
859 |
< |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
859 |
> |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
860 |
|
assertSame(TEST_STRING, result); |
861 |
|
} finally { |
862 |
|
joinPool(e); |
869 |
|
public void testTimedInvokeAll1() throws Throwable { |
870 |
|
ExecutorService e = new ForkJoinPool(1); |
871 |
|
try { |
872 |
< |
e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
872 |
> |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
873 |
|
shouldThrow(); |
874 |
|
} catch (NullPointerException success) { |
875 |
|
} finally { |
901 |
|
try { |
902 |
|
List<Future<String>> r |
903 |
|
= e.invokeAll(new ArrayList<Callable<String>>(), |
904 |
< |
MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
904 |
> |
MEDIUM_DELAY_MS, MILLISECONDS); |
905 |
|
assertTrue(r.isEmpty()); |
906 |
|
} finally { |
907 |
|
joinPool(e); |
917 |
|
l.add(new StringTask()); |
918 |
|
l.add(null); |
919 |
|
try { |
920 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
920 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
921 |
|
shouldThrow(); |
922 |
|
} catch (NullPointerException success) { |
923 |
|
} finally { |
933 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
934 |
|
l.add(new NPETask()); |
935 |
|
List<Future<String>> futures |
936 |
< |
= e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
936 |
> |
= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
937 |
|
assertEquals(1, futures.size()); |
938 |
|
try { |
939 |
|
futures.get(0).get(); |
955 |
|
l.add(new StringTask()); |
956 |
|
l.add(new StringTask()); |
957 |
|
List<Future<String>> futures |
958 |
< |
= e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
958 |
> |
= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
959 |
|
assertEquals(2, futures.size()); |
960 |
|
for (Future<String> future : futures) |
961 |
|
assertSame(TEST_STRING, future.get()); |