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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 static java.util.concurrent.TimeUnit.MILLISECONDS; |
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import static java.util.concurrent.TimeUnit.NANOSECONDS; |
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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.*; |
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import java.util.concurrent.locks.*; |
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import java.security.*; |
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import java.security.PrivilegedAction; |
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import java.security.PrivilegedExceptionAction; |
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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.Callable; |
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import java.util.concurrent.CountDownLatch; |
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import java.util.concurrent.ExecutionException; |
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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.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.Future; |
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import java.util.concurrent.RecursiveTask; |
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import java.util.concurrent.RejectedExecutionException; |
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import java.util.concurrent.atomic.AtomicBoolean; |
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import java.util.concurrent.locks.ReentrantLock; |
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|
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import junit.framework.AssertionFailedError; |
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import junit.framework.Test; |
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import junit.framework.TestSuite; |
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|
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public class ForkJoinPoolTest extends JSR166TestCase{ |
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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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/** |
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/* |
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* Testing coverage notes: |
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* |
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* 1. shutdown and related methods are tested via super.joinPool. |
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* |
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* 2. newTaskFor and adapters are tested in submit/invoke tests |
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* |
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* |
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* 3. We cannot portably test monitoring methods such as |
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* getStealCount() since they rely ultimately on random task |
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* stealing that may cause tasks not to be stolen/propagated |
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* across threads, especially on uniprocessors. |
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* |
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* |
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* 4. There are no independently testable ForkJoinWorkerThread |
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* methods, but they are covered here and in task tests. |
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*/ |
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// Some classes to test extension and factory methods |
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|
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static class MyHandler implements Thread.UncaughtExceptionHandler { |
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int catches = 0; |
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volatile int catches = 0; |
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public void uncaughtException(Thread t, Throwable e) { |
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++catches; |
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} |
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// to test handlers |
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static class FailingFJWSubclass extends ForkJoinWorkerThread { |
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public FailingFJWSubclass(ForkJoinPool p) { super(p) ; } |
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protected void onStart() { throw new Error(); } |
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protected void onStart() { super.onStart(); throw new Error(); } |
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} |
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|
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static class FailingThreadFactory implements ForkJoinPool.ForkJoinWorkerThreadFactory { |
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int calls = 0; |
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public ForkJoinWorkerThread newThread(ForkJoinPool p){ |
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static class FailingThreadFactory |
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implements ForkJoinPool.ForkJoinWorkerThreadFactory { |
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volatile int calls = 0; |
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public ForkJoinWorkerThread newThread(ForkJoinPool p) { |
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if (++calls > 1) return null; |
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return new FailingFJWSubclass(p); |
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} |
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} |
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} |
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static class SubFJP extends ForkJoinPool { // to expose protected |
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static class SubFJP extends ForkJoinPool { // to expose protected |
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SubFJP() { super(1); } |
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public int drainTasksTo(Collection<? super ForkJoinTask<?>> c) { |
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return super.drainTasksTo(c); |
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} |
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|
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// A simple recursive task for testing |
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static final class FibTask extends RecursiveTask<Integer> { |
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static final class FibTask extends RecursiveTask<Integer> { |
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final int number; |
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FibTask(int n) { number = n; } |
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public Integer compute() { |
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protected Integer compute() { |
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int n = number; |
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if (n <= 1) |
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return n; |
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} |
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|
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// A failing task for testing |
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static final class FailingTask extends ForkJoinTask<Void> { |
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static final class FailingTask extends ForkJoinTask<Void> { |
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public final Void getRawResult() { return null; } |
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protected final void setRawResult(Void mustBeNull) { } |
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protected final boolean exec() { throw new Error(); } |
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} |
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// Fib needlessly using locking to test ManagedBlockers |
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static final class LockingFibTask extends RecursiveTask<Integer> { |
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static final class LockingFibTask extends RecursiveTask<Integer> { |
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final int number; |
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final ManagedLocker locker; |
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final ReentrantLock lock; |
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LockingFibTask(int n, ManagedLocker locker, ReentrantLock lock) { |
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number = n; |
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LockingFibTask(int n, ManagedLocker locker, ReentrantLock lock) { |
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number = n; |
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this.locker = locker; |
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this.lock = lock; |
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} |
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public Integer compute() { |
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protected Integer compute() { |
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int n; |
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LockingFibTask f1 = null; |
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LockingFibTask f2 = null; |
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locker.block(); |
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n = number; |
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n = number; |
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if (n > 1) { |
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f1 = new LockingFibTask(n - 1, locker, lock); |
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f2 = new LockingFibTask(n - 2, locker, lock); |
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} |
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} |
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|
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/** |
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* Succesfully constructed pool reports default factory, |
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/** |
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* Successfully constructed pool reports default factory, |
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* parallelism and async mode policies, no active threads or |
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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() == ForkJoinPool.defaultForkJoinWorkerThreadFactory); |
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assertTrue(p.isQuiescent()); |
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assertTrue(p.getMaintainsParallelism()); |
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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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} |
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} |
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|
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/** |
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* Constructor throws if size argument is less than zero |
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/** |
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* Constructor throws if size argument is less than zero |
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*/ |
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public void testConstructor1() { |
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try { |
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new ForkJoinPool(-1); |
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shouldThrow(); |
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} |
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catch (IllegalArgumentException success){} |
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} catch (IllegalArgumentException success) {} |
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} |
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|
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/** |
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* Constructor throws if factory argument is null |
192 |
> |
/** |
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* Constructor throws if factory argument is null |
194 |
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*/ |
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public void testConstructor2() { |
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try { |
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new ForkJoinPool(1, null); |
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new ForkJoinPool(1, null, null, false); |
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shouldThrow(); |
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} |
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catch (NullPointerException success){} |
199 |
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} catch (NullPointerException success) {} |
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} |
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|
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|
203 |
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/** |
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* getParallelism returns size set in constructor |
202 |
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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; |
191 |
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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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} finally { |
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joinPool(p); |
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} |
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} |
198 |
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|
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/** |
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* setParallelism changes reported parallelism level. |
201 |
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*/ |
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public void testSetParallelism() { |
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ForkJoinPool p = null; |
204 |
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try { |
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p = new ForkJoinPool(1); |
206 |
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assertTrue(p.getParallelism() == 1); |
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p.setParallelism(2); |
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assertTrue(p.getParallelism() == 2); |
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} finally { |
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joinPool(p); |
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} |
212 |
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} |
213 |
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|
214 |
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/** |
215 |
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* setParallelism with argument <= 0 throws exception |
216 |
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*/ |
217 |
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public void testSetParallelism2() { |
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ForkJoinPool p = null; |
206 |
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ForkJoinPool p = new ForkJoinPool(1); |
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try { |
208 |
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p = new ForkJoinPool(1); |
221 |
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assertTrue(p.getParallelism() == 1); |
222 |
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p.setParallelism(-2); |
223 |
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shouldThrow(); |
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}catch (IllegalArgumentException success){ |
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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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} |
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|
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/** |
214 |
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/** |
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* getPoolSize returns number of started workers. |
216 |
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*/ |
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public void testGetPoolSize() { |
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ForkJoinPool p = null; |
218 |
> |
ForkJoinPool p = new ForkJoinPool(1); |
219 |
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try { |
220 |
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p = new ForkJoinPool(1); |
237 |
< |
assertTrue(p.getPoolSize() == 0); |
220 |
> |
assertEquals(0, p.getActiveThreadCount()); |
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Future<String> future = p.submit(new StringTask()); |
222 |
< |
assertTrue(p.getPoolSize() == 1); |
240 |
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|
241 |
< |
} finally { |
242 |
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joinPool(p); |
243 |
< |
} |
244 |
< |
} |
245 |
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|
246 |
< |
/** |
247 |
< |
* setMaximumPoolSize changes size reported by getMaximumPoolSize. |
248 |
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*/ |
249 |
< |
public void testSetMaximumPoolSize() { |
250 |
< |
ForkJoinPool p = null; |
251 |
< |
try { |
252 |
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p = new ForkJoinPool(1); |
253 |
< |
p.setMaximumPoolSize(2); |
254 |
< |
assertTrue(p.getMaximumPoolSize() == 2); |
222 |
> |
assertEquals(1, p.getPoolSize()); |
223 |
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} finally { |
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joinPool(p); |
225 |
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} |
226 |
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} |
227 |
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|
228 |
< |
/** |
229 |
< |
* setMaximumPoolSize with argument <= 0 throws exception |
228 |
> |
/** |
229 |
> |
* awaitTermination on a non-shutdown pool times out |
230 |
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*/ |
231 |
< |
public void testSetMaximumPoolSize2() { |
232 |
< |
ForkJoinPool p = null; |
233 |
< |
try { |
234 |
< |
p = new ForkJoinPool(1); |
235 |
< |
p.setMaximumPoolSize(-2); |
236 |
< |
shouldThrow(); |
237 |
< |
}catch (IllegalArgumentException success){ |
238 |
< |
} finally { |
239 |
< |
joinPool(p); |
240 |
< |
} |
241 |
< |
} |
242 |
< |
|
243 |
< |
/** |
244 |
< |
* setMaintainsParallelism changes policy reported by |
245 |
< |
* getMaintainsParallelism. |
246 |
< |
*/ |
247 |
< |
public void testSetMaintainsParallelism() { |
248 |
< |
ForkJoinPool p = null; |
249 |
< |
try { |
250 |
< |
p = new ForkJoinPool(1); |
251 |
< |
p.setMaintainsParallelism(false); |
252 |
< |
assertFalse(p.getMaintainsParallelism()); |
285 |
< |
} finally { |
286 |
< |
joinPool(p); |
287 |
< |
} |
288 |
< |
} |
289 |
< |
|
290 |
< |
/** |
291 |
< |
* setAsyncMode changes policy reported by |
292 |
< |
* getAsyncMode. |
293 |
< |
*/ |
294 |
< |
public void testSetAsyncMode() { |
295 |
< |
ForkJoinPool p = null; |
296 |
< |
try { |
297 |
< |
p = new ForkJoinPool(1); |
298 |
< |
p.setAsyncMode(true); |
299 |
< |
assertTrue(p.getAsyncMode()); |
300 |
< |
} finally { |
301 |
< |
joinPool(p); |
302 |
< |
} |
231 |
> |
public void testAwaitTermination_timesOut() throws InterruptedException { |
232 |
> |
ForkJoinPool p = new ForkJoinPool(1); |
233 |
> |
assertFalse(p.isTerminated()); |
234 |
> |
assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS)); |
235 |
> |
assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS)); |
236 |
> |
assertFalse(p.awaitTermination(-1L, NANOSECONDS)); |
237 |
> |
assertFalse(p.awaitTermination(-1L, MILLISECONDS)); |
238 |
> |
assertFalse(p.awaitTermination(0L, NANOSECONDS)); |
239 |
> |
assertFalse(p.awaitTermination(0L, MILLISECONDS)); |
240 |
> |
long timeoutNanos = 999999L; |
241 |
> |
long startTime = System.nanoTime(); |
242 |
> |
assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS)); |
243 |
> |
assertTrue(System.nanoTime() - startTime >= timeoutNanos); |
244 |
> |
assertFalse(p.isTerminated()); |
245 |
> |
startTime = System.nanoTime(); |
246 |
> |
long timeoutMillis = timeoutMillis(); |
247 |
> |
assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS)); |
248 |
> |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
249 |
> |
assertFalse(p.isTerminated()); |
250 |
> |
p.shutdown(); |
251 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
252 |
> |
assertTrue(p.isTerminated()); |
253 |
|
} |
254 |
|
|
255 |
< |
/** |
255 |
> |
/** |
256 |
|
* setUncaughtExceptionHandler changes handler for uncaught exceptions. |
257 |
|
* |
258 |
|
* Additionally tests: Overriding ForkJoinWorkerThread.onStart |
259 |
|
* performs its defined action |
260 |
|
*/ |
261 |
< |
public void testSetUncaughtExceptionHandler() { |
262 |
< |
ForkJoinPool p = null; |
261 |
> |
public void testSetUncaughtExceptionHandler() throws InterruptedException { |
262 |
> |
final CountDownLatch uehInvoked = new CountDownLatch(1); |
263 |
> |
final Thread.UncaughtExceptionHandler eh = |
264 |
> |
new Thread.UncaughtExceptionHandler() { |
265 |
> |
public void uncaughtException(Thread t, Throwable e) { |
266 |
> |
uehInvoked.countDown(); |
267 |
> |
}}; |
268 |
> |
ForkJoinPool p = new ForkJoinPool(1, new FailingThreadFactory(), |
269 |
> |
eh, false); |
270 |
|
try { |
271 |
< |
p = new ForkJoinPool(1, new FailingThreadFactory()); |
272 |
< |
MyHandler eh = new MyHandler(); |
273 |
< |
p.setUncaughtExceptionHandler(eh); |
274 |
< |
assertEquals(eh, p.getUncaughtExceptionHandler()); |
275 |
< |
p.execute(new FailingTask()); |
276 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
320 |
< |
assertTrue(eh.catches > 0); |
321 |
< |
} catch(InterruptedException e){ |
322 |
< |
unexpectedException(); |
271 |
> |
assertSame(eh, p.getUncaughtExceptionHandler()); |
272 |
> |
try { |
273 |
> |
p.execute(new FibTask(8)); |
274 |
> |
assertTrue(uehInvoked.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
275 |
> |
} catch (RejectedExecutionException ok) { |
276 |
> |
} |
277 |
|
} finally { |
278 |
+ |
p.shutdownNow(); // failure might have prevented processing task |
279 |
|
joinPool(p); |
280 |
|
} |
281 |
|
} |
282 |
|
|
283 |
< |
/** |
284 |
< |
* setUncaughtExceptionHandler of null removes handler |
283 |
> |
/** |
284 |
> |
* After invoking a single task, isQuiescent eventually becomes |
285 |
> |
* true, at which time queues are empty, threads are not active, |
286 |
> |
* the task has completed successfully, and construction |
287 |
> |
* parameters continue to hold |
288 |
|
*/ |
289 |
< |
public void testSetUncaughtExceptionHandler2() { |
290 |
< |
ForkJoinPool p = null; |
289 |
> |
public void testIsQuiescent() throws Exception { |
290 |
> |
ForkJoinPool p = new ForkJoinPool(2); |
291 |
|
try { |
292 |
< |
p = new ForkJoinPool(1); |
293 |
< |
p.setUncaughtExceptionHandler(null); |
294 |
< |
assertNull(p.getUncaughtExceptionHandler()); |
295 |
< |
} finally { |
296 |
< |
joinPool(p); |
297 |
< |
} |
298 |
< |
} |
299 |
< |
|
292 |
> |
assertTrue(p.isQuiescent()); |
293 |
> |
long startTime = System.nanoTime(); |
294 |
> |
FibTask f = new FibTask(20); |
295 |
> |
p.invoke(f); |
296 |
> |
assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory, |
297 |
> |
p.getFactory()); |
298 |
> |
while (! p.isQuiescent()) { |
299 |
> |
if (millisElapsedSince(startTime) > LONG_DELAY_MS) |
300 |
> |
throw new AssertionFailedError("timed out"); |
301 |
> |
assertFalse(p.getAsyncMode()); |
302 |
> |
assertFalse(p.isShutdown()); |
303 |
> |
assertFalse(p.isTerminating()); |
304 |
> |
assertFalse(p.isTerminated()); |
305 |
> |
Thread.yield(); |
306 |
> |
} |
307 |
|
|
343 |
– |
/** |
344 |
– |
* After invoking a single task, isQuiescent is true, |
345 |
– |
* queues are empty, threads are not active, and |
346 |
– |
* construction parameters continue to hold |
347 |
– |
*/ |
348 |
– |
public void testisQuiescent() { |
349 |
– |
ForkJoinPool p = null; |
350 |
– |
try { |
351 |
– |
p = new ForkJoinPool(2); |
352 |
– |
p.invoke(new FibTask(20)); |
353 |
– |
assertTrue(p.getFactory() == ForkJoinPool.defaultForkJoinWorkerThreadFactory); |
354 |
– |
Thread.sleep(MEDIUM_DELAY_MS); |
308 |
|
assertTrue(p.isQuiescent()); |
356 |
– |
assertTrue(p.getMaintainsParallelism()); |
309 |
|
assertFalse(p.getAsyncMode()); |
310 |
< |
assertTrue(p.getActiveThreadCount() == 0); |
311 |
< |
assertTrue(p.getQueuedTaskCount() == 0); |
312 |
< |
assertTrue(p.getQueuedSubmissionCount() == 0); |
310 |
> |
assertEquals(0, p.getActiveThreadCount()); |
311 |
> |
assertEquals(0, p.getQueuedTaskCount()); |
312 |
> |
assertEquals(0, p.getQueuedSubmissionCount()); |
313 |
|
assertFalse(p.hasQueuedSubmissions()); |
314 |
|
assertFalse(p.isShutdown()); |
315 |
|
assertFalse(p.isTerminating()); |
316 |
|
assertFalse(p.isTerminated()); |
317 |
< |
} catch(InterruptedException e){ |
318 |
< |
unexpectedException(); |
317 |
> |
assertTrue(f.isDone()); |
318 |
> |
assertEquals(6765, (int) f.get()); |
319 |
|
} finally { |
320 |
|
joinPool(p); |
321 |
|
} |
324 |
|
/** |
325 |
|
* Completed submit(ForkJoinTask) returns result |
326 |
|
*/ |
327 |
< |
public void testSubmitForkJoinTask() { |
328 |
< |
ForkJoinPool p = null; |
327 |
> |
public void testSubmitForkJoinTask() throws Throwable { |
328 |
> |
ForkJoinPool p = new ForkJoinPool(1); |
329 |
|
try { |
378 |
– |
p = new ForkJoinPool(1); |
330 |
|
ForkJoinTask<Integer> f = p.submit(new FibTask(8)); |
331 |
< |
int r = f.get(); |
381 |
< |
assertTrue(r == 21); |
382 |
< |
} catch (ExecutionException ex) { |
383 |
< |
unexpectedException(); |
384 |
< |
} catch (InterruptedException ex) { |
385 |
< |
unexpectedException(); |
331 |
> |
assertEquals(21, (int) f.get()); |
332 |
|
} finally { |
333 |
|
joinPool(p); |
334 |
|
} |
338 |
|
* A task submitted after shutdown is rejected |
339 |
|
*/ |
340 |
|
public void testSubmitAfterShutdown() { |
341 |
< |
ForkJoinPool p = null; |
341 |
> |
ForkJoinPool p = new ForkJoinPool(1); |
342 |
|
try { |
397 |
– |
p = new ForkJoinPool(1); |
343 |
|
p.shutdown(); |
344 |
|
assertTrue(p.isShutdown()); |
345 |
< |
ForkJoinTask<Integer> f = p.submit(new FibTask(8)); |
346 |
< |
shouldThrow(); |
347 |
< |
} catch (RejectedExecutionException success) { |
345 |
> |
try { |
346 |
> |
ForkJoinTask<Integer> f = p.submit(new FibTask(8)); |
347 |
> |
shouldThrow(); |
348 |
> |
} catch (RejectedExecutionException success) {} |
349 |
|
} finally { |
350 |
|
joinPool(p); |
351 |
|
} |
354 |
|
/** |
355 |
|
* Pool maintains parallelism when using ManagedBlocker |
356 |
|
*/ |
357 |
< |
public void testBlockingForkJoinTask() { |
358 |
< |
ForkJoinPool p = null; |
357 |
> |
public void testBlockingForkJoinTask() throws Throwable { |
358 |
> |
ForkJoinPool p = new ForkJoinPool(4); |
359 |
|
try { |
414 |
– |
p = new ForkJoinPool(4); |
360 |
|
ReentrantLock lock = new ReentrantLock(); |
361 |
|
ManagedLocker locker = new ManagedLocker(lock); |
362 |
< |
ForkJoinTask<Integer> f = new LockingFibTask(30, locker, lock); |
362 |
> |
ForkJoinTask<Integer> f = new LockingFibTask(20, locker, lock); |
363 |
|
p.execute(f); |
364 |
< |
assertTrue(p.getPoolSize() >= 4); |
420 |
< |
int r = f.get(); |
421 |
< |
assertTrue(r == 832040); |
422 |
< |
} catch (ExecutionException ex) { |
423 |
< |
unexpectedException(); |
424 |
< |
} catch (InterruptedException ex) { |
425 |
< |
unexpectedException(); |
364 |
> |
assertEquals(6765, (int) f.get()); |
365 |
|
} finally { |
366 |
< |
joinPool(p); |
366 |
> |
p.shutdownNow(); // don't wait out shutdown |
367 |
|
} |
368 |
|
} |
369 |
|
|
371 |
|
* pollSubmission returns unexecuted submitted task, if present |
372 |
|
*/ |
373 |
|
public void testPollSubmission() { |
374 |
< |
SubFJP p = null; |
374 |
> |
final CountDownLatch done = new CountDownLatch(1); |
375 |
> |
SubFJP p = new SubFJP(); |
376 |
|
try { |
377 |
< |
p = new SubFJP(); |
378 |
< |
ForkJoinTask a = p.submit(new MediumRunnable()); |
379 |
< |
ForkJoinTask b = p.submit(new MediumRunnable()); |
440 |
< |
ForkJoinTask c = p.submit(new MediumRunnable()); |
377 |
> |
ForkJoinTask a = p.submit(awaiter(done)); |
378 |
> |
ForkJoinTask b = p.submit(awaiter(done)); |
379 |
> |
ForkJoinTask c = p.submit(awaiter(done)); |
380 |
|
ForkJoinTask r = p.pollSubmission(); |
381 |
|
assertTrue(r == a || r == b || r == c); |
382 |
|
assertFalse(r.isDone()); |
383 |
|
} finally { |
384 |
+ |
done.countDown(); |
385 |
|
joinPool(p); |
386 |
|
} |
387 |
|
} |
390 |
|
* drainTasksTo transfers unexecuted submitted tasks, if present |
391 |
|
*/ |
392 |
|
public void testDrainTasksTo() { |
393 |
< |
SubFJP p = null; |
393 |
> |
final CountDownLatch done = new CountDownLatch(1); |
394 |
> |
SubFJP p = new SubFJP(); |
395 |
|
try { |
396 |
< |
p = new SubFJP(); |
397 |
< |
ForkJoinTask a = p.submit(new MediumRunnable()); |
398 |
< |
ForkJoinTask b = p.submit(new MediumRunnable()); |
458 |
< |
ForkJoinTask c = p.submit(new MediumRunnable()); |
396 |
> |
ForkJoinTask a = p.submit(awaiter(done)); |
397 |
> |
ForkJoinTask b = p.submit(awaiter(done)); |
398 |
> |
ForkJoinTask c = p.submit(awaiter(done)); |
399 |
|
ArrayList<ForkJoinTask> al = new ArrayList(); |
400 |
|
p.drainTasksTo(al); |
401 |
|
assertTrue(al.size() > 0); |
404 |
|
assertFalse(r.isDone()); |
405 |
|
} |
406 |
|
} finally { |
407 |
+ |
done.countDown(); |
408 |
|
joinPool(p); |
409 |
|
} |
410 |
|
} |
411 |
|
|
471 |
– |
|
412 |
|
// FJ Versions of AbstractExecutorService tests |
413 |
|
|
414 |
|
/** |
415 |
|
* execute(runnable) runs it to completion |
416 |
|
*/ |
417 |
< |
public void testExecuteRunnable() { |
417 |
> |
public void testExecuteRunnable() throws Throwable { |
418 |
> |
ExecutorService e = new ForkJoinPool(1); |
419 |
|
try { |
420 |
< |
ExecutorService e = new ForkJoinPool(1); |
421 |
< |
TrackedShortRunnable task = new TrackedShortRunnable(); |
422 |
< |
assertFalse(task.done); |
423 |
< |
Future<?> future = e.submit(task); |
424 |
< |
future.get(); |
425 |
< |
assertTrue(task.done); |
426 |
< |
} |
427 |
< |
catch (ExecutionException ex) { |
428 |
< |
unexpectedException(); |
429 |
< |
} |
430 |
< |
catch (InterruptedException ex) { |
431 |
< |
unexpectedException(); |
420 |
> |
final AtomicBoolean done = new AtomicBoolean(false); |
421 |
> |
Future<?> future = e.submit(new CheckedRunnable() { |
422 |
> |
public void realRun() { |
423 |
> |
done.set(true); |
424 |
> |
}}); |
425 |
> |
assertNull(future.get()); |
426 |
> |
assertNull(future.get(0, MILLISECONDS)); |
427 |
> |
assertTrue(done.get()); |
428 |
> |
assertTrue(future.isDone()); |
429 |
> |
assertFalse(future.isCancelled()); |
430 |
> |
} finally { |
431 |
> |
joinPool(e); |
432 |
|
} |
433 |
|
} |
434 |
|
|
494 |
– |
|
435 |
|
/** |
436 |
|
* Completed submit(callable) returns result |
437 |
|
*/ |
438 |
< |
public void testSubmitCallable() { |
438 |
> |
public void testSubmitCallable() throws Throwable { |
439 |
> |
ExecutorService e = new ForkJoinPool(1); |
440 |
|
try { |
500 |
– |
ExecutorService e = new ForkJoinPool(1); |
441 |
|
Future<String> future = e.submit(new StringTask()); |
442 |
< |
String result = future.get(); |
443 |
< |
assertSame(TEST_STRING, result); |
444 |
< |
} |
445 |
< |
catch (ExecutionException ex) { |
446 |
< |
unexpectedException(); |
507 |
< |
} |
508 |
< |
catch (InterruptedException ex) { |
509 |
< |
unexpectedException(); |
442 |
> |
assertSame(TEST_STRING, future.get()); |
443 |
> |
assertTrue(future.isDone()); |
444 |
> |
assertFalse(future.isCancelled()); |
445 |
> |
} finally { |
446 |
> |
joinPool(e); |
447 |
|
} |
448 |
|
} |
449 |
|
|
450 |
|
/** |
451 |
|
* Completed submit(runnable) returns successfully |
452 |
|
*/ |
453 |
< |
public void testSubmitRunnable() { |
453 |
> |
public void testSubmitRunnable() throws Throwable { |
454 |
> |
ExecutorService e = new ForkJoinPool(1); |
455 |
|
try { |
518 |
– |
ExecutorService e = new ForkJoinPool(1); |
456 |
|
Future<?> future = e.submit(new NoOpRunnable()); |
457 |
< |
future.get(); |
457 |
> |
assertNull(future.get()); |
458 |
|
assertTrue(future.isDone()); |
459 |
< |
} |
460 |
< |
catch (ExecutionException ex) { |
461 |
< |
unexpectedException(); |
525 |
< |
} |
526 |
< |
catch (InterruptedException ex) { |
527 |
< |
unexpectedException(); |
459 |
> |
assertFalse(future.isCancelled()); |
460 |
> |
} finally { |
461 |
> |
joinPool(e); |
462 |
|
} |
463 |
|
} |
464 |
|
|
465 |
|
/** |
466 |
|
* Completed submit(runnable, result) returns result |
467 |
|
*/ |
468 |
< |
public void testSubmitRunnable2() { |
468 |
> |
public void testSubmitRunnable2() throws Throwable { |
469 |
> |
ExecutorService e = new ForkJoinPool(1); |
470 |
|
try { |
536 |
– |
ExecutorService e = new ForkJoinPool(1); |
471 |
|
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
472 |
< |
String result = future.get(); |
473 |
< |
assertSame(TEST_STRING, result); |
474 |
< |
} |
475 |
< |
catch (ExecutionException ex) { |
476 |
< |
unexpectedException(); |
543 |
< |
} |
544 |
< |
catch (InterruptedException ex) { |
545 |
< |
unexpectedException(); |
472 |
> |
assertSame(TEST_STRING, future.get()); |
473 |
> |
assertTrue(future.isDone()); |
474 |
> |
assertFalse(future.isCancelled()); |
475 |
> |
} finally { |
476 |
> |
joinPool(e); |
477 |
|
} |
478 |
|
} |
479 |
|
|
549 |
– |
|
480 |
|
/** |
481 |
< |
* A submitted privileged action to completion |
481 |
> |
* A submitted privileged action runs to completion |
482 |
|
*/ |
483 |
< |
public void testSubmitPrivilegedAction() { |
484 |
< |
Policy savedPolicy = null; |
485 |
< |
try { |
486 |
< |
savedPolicy = Policy.getPolicy(); |
487 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
558 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
559 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
560 |
< |
Policy.setPolicy(policy); |
561 |
< |
} catch(AccessControlException ok) { |
562 |
< |
return; |
563 |
< |
} |
564 |
< |
try { |
483 |
> |
public void testSubmitPrivilegedAction() throws Exception { |
484 |
> |
final Callable callable = Executors.callable(new PrivilegedAction() { |
485 |
> |
public Object run() { return TEST_STRING; }}); |
486 |
> |
Runnable r = new CheckedRunnable() { |
487 |
> |
public void realRun() throws Exception { |
488 |
|
ExecutorService e = new ForkJoinPool(1); |
566 |
– |
Future future = e.submit(Executors.callable(new PrivilegedAction() { |
567 |
– |
public Object run() { |
568 |
– |
return TEST_STRING; |
569 |
– |
}})); |
570 |
– |
|
571 |
– |
Object result = future.get(); |
572 |
– |
assertSame(TEST_STRING, result); |
573 |
– |
} |
574 |
– |
catch (ExecutionException ex) { |
575 |
– |
unexpectedException(); |
576 |
– |
} |
577 |
– |
catch (InterruptedException ex) { |
578 |
– |
unexpectedException(); |
579 |
– |
} |
580 |
– |
finally { |
489 |
|
try { |
490 |
< |
Policy.setPolicy(savedPolicy); |
491 |
< |
} catch(AccessControlException ok) { |
492 |
< |
return; |
490 |
> |
Future future = e.submit(callable); |
491 |
> |
assertSame(TEST_STRING, future.get()); |
492 |
> |
} finally { |
493 |
> |
joinPool(e); |
494 |
|
} |
495 |
< |
} |
495 |
> |
}}; |
496 |
> |
|
497 |
> |
runWithPermissions(r, new RuntimePermission("modifyThread")); |
498 |
|
} |
499 |
|
|
500 |
|
/** |
501 |
< |
* A submitted a privileged exception action runs to completion |
501 |
> |
* A submitted privileged exception action runs to completion |
502 |
|
*/ |
503 |
< |
public void testSubmitPrivilegedExceptionAction() { |
504 |
< |
Policy savedPolicy = null; |
505 |
< |
try { |
506 |
< |
savedPolicy = Policy.getPolicy(); |
507 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
508 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
598 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
599 |
< |
Policy.setPolicy(policy); |
600 |
< |
} catch(AccessControlException ok) { |
601 |
< |
return; |
602 |
< |
} |
603 |
< |
|
604 |
< |
try { |
503 |
> |
public void testSubmitPrivilegedExceptionAction() throws Exception { |
504 |
> |
final Callable callable = |
505 |
> |
Executors.callable(new PrivilegedExceptionAction() { |
506 |
> |
public Object run() { return TEST_STRING; }}); |
507 |
> |
Runnable r = new CheckedRunnable() { |
508 |
> |
public void realRun() throws Exception { |
509 |
|
ExecutorService e = new ForkJoinPool(1); |
510 |
< |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
511 |
< |
public Object run() { |
512 |
< |
return TEST_STRING; |
513 |
< |
}})); |
510 |
> |
try { |
511 |
> |
Future future = e.submit(callable); |
512 |
> |
assertSame(TEST_STRING, future.get()); |
513 |
> |
} finally { |
514 |
> |
joinPool(e); |
515 |
> |
} |
516 |
> |
}}; |
517 |
|
|
518 |
< |
Object result = future.get(); |
612 |
< |
assertSame(TEST_STRING, result); |
613 |
< |
} |
614 |
< |
catch (ExecutionException ex) { |
615 |
< |
unexpectedException(); |
616 |
< |
} |
617 |
< |
catch (InterruptedException ex) { |
618 |
< |
unexpectedException(); |
619 |
< |
} |
620 |
< |
finally { |
621 |
< |
Policy.setPolicy(savedPolicy); |
622 |
< |
} |
518 |
> |
runWithPermissions(r, new RuntimePermission("modifyThread")); |
519 |
|
} |
520 |
|
|
521 |
|
/** |
522 |
|
* A submitted failed privileged exception action reports exception |
523 |
|
*/ |
524 |
< |
public void testSubmitFailedPrivilegedExceptionAction() { |
525 |
< |
Policy savedPolicy = null; |
526 |
< |
try { |
527 |
< |
savedPolicy = Policy.getPolicy(); |
528 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
529 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
634 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
635 |
< |
Policy.setPolicy(policy); |
636 |
< |
} catch(AccessControlException ok) { |
637 |
< |
return; |
638 |
< |
} |
639 |
< |
|
640 |
< |
|
641 |
< |
try { |
524 |
> |
public void testSubmitFailedPrivilegedExceptionAction() throws Exception { |
525 |
> |
final Callable callable = |
526 |
> |
Executors.callable(new PrivilegedExceptionAction() { |
527 |
> |
public Object run() { throw new IndexOutOfBoundsException(); }}); |
528 |
> |
Runnable r = new CheckedRunnable() { |
529 |
> |
public void realRun() throws Exception { |
530 |
|
ExecutorService e = new ForkJoinPool(1); |
531 |
< |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
532 |
< |
public Object run() throws Exception { |
533 |
< |
throw new IndexOutOfBoundsException(); |
534 |
< |
}})); |
531 |
> |
try { |
532 |
> |
Future future = e.submit(callable); |
533 |
> |
try { |
534 |
> |
future.get(); |
535 |
> |
shouldThrow(); |
536 |
> |
} catch (ExecutionException success) { |
537 |
> |
assertTrue(success.getCause() instanceof IndexOutOfBoundsException); |
538 |
> |
} |
539 |
> |
} finally { |
540 |
> |
joinPool(e); |
541 |
> |
} |
542 |
> |
}}; |
543 |
|
|
544 |
< |
Object result = future.get(); |
649 |
< |
shouldThrow(); |
650 |
< |
} |
651 |
< |
catch (ExecutionException success) { |
652 |
< |
} catch (CancellationException success) { |
653 |
< |
} catch (InterruptedException ex) { |
654 |
< |
unexpectedException(); |
655 |
< |
} |
656 |
< |
finally { |
657 |
< |
Policy.setPolicy(savedPolicy); |
658 |
< |
} |
544 |
> |
runWithPermissions(r, new RuntimePermission("modifyThread")); |
545 |
|
} |
546 |
|
|
547 |
|
/** |
548 |
< |
* execute(null runnable) throws NPE |
548 |
> |
* execute(null runnable) throws NullPointerException |
549 |
|
*/ |
550 |
|
public void testExecuteNullRunnable() { |
551 |
+ |
ExecutorService e = new ForkJoinPool(1); |
552 |
|
try { |
553 |
< |
ExecutorService e = new ForkJoinPool(1); |
667 |
< |
TrackedShortRunnable task = null; |
668 |
< |
Future<?> future = e.submit(task); |
553 |
> |
Future<?> future = e.submit((Runnable) null); |
554 |
|
shouldThrow(); |
555 |
< |
} |
556 |
< |
catch (NullPointerException success) { |
557 |
< |
} |
673 |
< |
catch (Exception ex) { |
674 |
< |
unexpectedException(); |
555 |
> |
} catch (NullPointerException success) { |
556 |
> |
} finally { |
557 |
> |
joinPool(e); |
558 |
|
} |
559 |
|
} |
560 |
|
|
678 |
– |
|
561 |
|
/** |
562 |
< |
* submit(null callable) throws NPE |
562 |
> |
* submit(null callable) throws NullPointerException |
563 |
|
*/ |
564 |
|
public void testSubmitNullCallable() { |
565 |
+ |
ExecutorService e = new ForkJoinPool(1); |
566 |
|
try { |
567 |
< |
ExecutorService e = new ForkJoinPool(1); |
685 |
< |
StringTask t = null; |
686 |
< |
Future<String> future = e.submit(t); |
567 |
> |
Future<String> future = e.submit((Callable) null); |
568 |
|
shouldThrow(); |
569 |
< |
} |
570 |
< |
catch (NullPointerException success) { |
571 |
< |
} |
691 |
< |
catch (Exception ex) { |
692 |
< |
unexpectedException(); |
569 |
> |
} catch (NullPointerException success) { |
570 |
> |
} finally { |
571 |
> |
joinPool(e); |
572 |
|
} |
573 |
|
} |
574 |
|
|
696 |
– |
|
575 |
|
/** |
576 |
< |
* Blocking on submit(callable) throws InterruptedException if |
699 |
< |
* caller interrupted. |
576 |
> |
* submit(callable).get() throws InterruptedException if interrupted |
577 |
|
*/ |
578 |
< |
public void testInterruptedSubmit() { |
579 |
< |
final ForkJoinPool p = new ForkJoinPool(1); |
580 |
< |
Thread t = new Thread(new Runnable() { |
581 |
< |
public void run() { |
582 |
< |
try { |
583 |
< |
p.submit(new Callable<Object>() { |
584 |
< |
public Object call() { |
585 |
< |
try { |
586 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
587 |
< |
shouldThrow(); |
588 |
< |
} catch(InterruptedException e){ |
589 |
< |
} |
590 |
< |
return null; |
591 |
< |
} |
592 |
< |
}).get(); |
593 |
< |
} catch(InterruptedException success){ |
717 |
< |
} catch(Exception e) { |
718 |
< |
unexpectedException(); |
719 |
< |
} |
720 |
< |
|
721 |
< |
} |
722 |
< |
}); |
723 |
< |
try { |
578 |
> |
public void testInterruptedSubmit() throws InterruptedException { |
579 |
> |
final CountDownLatch submitted = new CountDownLatch(1); |
580 |
> |
final CountDownLatch quittingTime = new CountDownLatch(1); |
581 |
> |
final ExecutorService p = new ForkJoinPool(1); |
582 |
> |
final Callable<Void> awaiter = new CheckedCallable<Void>() { |
583 |
> |
public Void realCall() throws InterruptedException { |
584 |
> |
assertTrue(quittingTime.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
585 |
> |
return null; |
586 |
> |
}}; |
587 |
> |
try { |
588 |
> |
Thread t = new Thread(new CheckedInterruptedRunnable() { |
589 |
> |
public void realRun() throws Exception { |
590 |
> |
Future<Void> future = p.submit(awaiter); |
591 |
> |
submitted.countDown(); |
592 |
> |
future.get(); |
593 |
> |
}}); |
594 |
|
t.start(); |
595 |
< |
Thread.sleep(SHORT_DELAY_MS); |
595 |
> |
assertTrue(submitted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
596 |
|
t.interrupt(); |
597 |
< |
} catch(Exception e){ |
598 |
< |
unexpectedException(); |
597 |
> |
t.join(); |
598 |
> |
} finally { |
599 |
> |
quittingTime.countDown(); |
600 |
> |
joinPool(p); |
601 |
|
} |
730 |
– |
joinPool(p); |
602 |
|
} |
603 |
|
|
604 |
|
/** |
605 |
< |
* get of submit(callable) throws ExecutionException if callable |
606 |
< |
* throws exception |
605 |
> |
* get of submit(callable) throws ExecutionException if callable |
606 |
> |
* throws exception |
607 |
|
*/ |
608 |
< |
public void testSubmitEE() { |
608 |
> |
public void testSubmitEE() throws Throwable { |
609 |
|
ForkJoinPool p = new ForkJoinPool(1); |
739 |
– |
|
610 |
|
try { |
611 |
< |
Callable c = new Callable() { |
612 |
< |
public Object call() { |
613 |
< |
int i = 5/0; |
744 |
< |
return Boolean.TRUE; |
745 |
< |
} |
746 |
< |
}; |
747 |
< |
|
748 |
< |
for(int i =0; i < 5; i++){ |
749 |
< |
p.submit(c).get(); |
750 |
< |
} |
751 |
< |
|
611 |
> |
p.submit(new Callable() { |
612 |
> |
public Object call() { throw new ArithmeticException(); }}) |
613 |
> |
.get(); |
614 |
|
shouldThrow(); |
615 |
+ |
} catch (ExecutionException success) { |
616 |
+ |
assertTrue(success.getCause() instanceof ArithmeticException); |
617 |
+ |
} finally { |
618 |
+ |
joinPool(p); |
619 |
|
} |
754 |
– |
catch(ExecutionException success){ |
755 |
– |
} catch (CancellationException success) { |
756 |
– |
} catch(Exception e) { |
757 |
– |
unexpectedException(); |
758 |
– |
} |
759 |
– |
joinPool(p); |
620 |
|
} |
621 |
|
|
622 |
|
/** |
623 |
< |
* invokeAny(null) throws NPE |
623 |
> |
* invokeAny(null) throws NullPointerException |
624 |
|
*/ |
625 |
< |
public void testInvokeAny1() { |
625 |
> |
public void testInvokeAny1() throws Throwable { |
626 |
|
ExecutorService e = new ForkJoinPool(1); |
627 |
|
try { |
628 |
|
e.invokeAny(null); |
629 |
+ |
shouldThrow(); |
630 |
|
} catch (NullPointerException success) { |
770 |
– |
} catch(Exception ex) { |
771 |
– |
unexpectedException(); |
631 |
|
} finally { |
632 |
|
joinPool(e); |
633 |
|
} |
634 |
|
} |
635 |
|
|
636 |
|
/** |
637 |
< |
* invokeAny(empty collection) throws IAE |
637 |
> |
* invokeAny(empty collection) throws IllegalArgumentException |
638 |
|
*/ |
639 |
< |
public void testInvokeAny2() { |
639 |
> |
public void testInvokeAny2() throws Throwable { |
640 |
|
ExecutorService e = new ForkJoinPool(1); |
641 |
|
try { |
642 |
|
e.invokeAny(new ArrayList<Callable<String>>()); |
643 |
+ |
shouldThrow(); |
644 |
|
} catch (IllegalArgumentException success) { |
785 |
– |
} catch(Exception ex) { |
786 |
– |
unexpectedException(); |
645 |
|
} finally { |
646 |
|
joinPool(e); |
647 |
|
} |
648 |
|
} |
649 |
|
|
650 |
|
/** |
651 |
< |
* invokeAny(c) throws NPE if c has null elements |
651 |
> |
* invokeAny(c) throws NullPointerException if c has a single null element |
652 |
|
*/ |
653 |
< |
public void testInvokeAny3() { |
653 |
> |
public void testInvokeAny3() throws Throwable { |
654 |
|
ExecutorService e = new ForkJoinPool(1); |
655 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
656 |
+ |
l.add(null); |
657 |
+ |
try { |
658 |
+ |
e.invokeAny(l); |
659 |
+ |
shouldThrow(); |
660 |
+ |
} catch (NullPointerException success) { |
661 |
+ |
} finally { |
662 |
+ |
joinPool(e); |
663 |
+ |
} |
664 |
+ |
} |
665 |
+ |
|
666 |
+ |
/** |
667 |
+ |
* invokeAny(c) throws NullPointerException if c has null elements |
668 |
+ |
*/ |
669 |
+ |
public void testInvokeAny4() throws Throwable { |
670 |
+ |
CountDownLatch latch = new CountDownLatch(1); |
671 |
+ |
ExecutorService e = new ForkJoinPool(1); |
672 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
673 |
+ |
l.add(latchAwaitingStringTask(latch)); |
674 |
+ |
l.add(null); |
675 |
|
try { |
798 |
– |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
799 |
– |
l.add(new StringTask()); |
800 |
– |
l.add(null); |
676 |
|
e.invokeAny(l); |
677 |
+ |
shouldThrow(); |
678 |
|
} catch (NullPointerException success) { |
803 |
– |
} catch(Exception ex) { |
804 |
– |
ex.printStackTrace(); |
805 |
– |
unexpectedException(); |
679 |
|
} finally { |
680 |
+ |
latch.countDown(); |
681 |
|
joinPool(e); |
682 |
|
} |
683 |
|
} |
685 |
|
/** |
686 |
|
* invokeAny(c) throws ExecutionException if no task in c completes |
687 |
|
*/ |
688 |
< |
public void testInvokeAny4() { |
688 |
> |
public void testInvokeAny5() throws Throwable { |
689 |
|
ExecutorService e = new ForkJoinPool(1); |
690 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
691 |
+ |
l.add(new NPETask()); |
692 |
|
try { |
817 |
– |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
818 |
– |
l.add(new NPETask()); |
693 |
|
e.invokeAny(l); |
694 |
< |
} catch(ExecutionException success) { |
695 |
< |
} catch (CancellationException success) { |
696 |
< |
} catch(Exception ex) { |
823 |
< |
unexpectedException(); |
694 |
> |
shouldThrow(); |
695 |
> |
} catch (ExecutionException success) { |
696 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
697 |
|
} finally { |
698 |
|
joinPool(e); |
699 |
|
} |
702 |
|
/** |
703 |
|
* invokeAny(c) returns result of some task in c if at least one completes |
704 |
|
*/ |
705 |
< |
public void testInvokeAny5() { |
705 |
> |
public void testInvokeAny6() throws Throwable { |
706 |
|
ExecutorService e = new ForkJoinPool(1); |
707 |
|
try { |
708 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
708 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
709 |
|
l.add(new StringTask()); |
710 |
|
l.add(new StringTask()); |
711 |
|
String result = e.invokeAny(l); |
712 |
|
assertSame(TEST_STRING, result); |
840 |
– |
} catch (ExecutionException success) { |
841 |
– |
} catch (CancellationException success) { |
842 |
– |
} catch(Exception ex) { |
843 |
– |
unexpectedException(); |
713 |
|
} finally { |
714 |
|
joinPool(e); |
715 |
|
} |
716 |
|
} |
717 |
|
|
718 |
|
/** |
719 |
< |
* invokeAll(null) throws NPE |
719 |
> |
* invokeAll(null) throws NullPointerException |
720 |
|
*/ |
721 |
< |
public void testInvokeAll1() { |
721 |
> |
public void testInvokeAll1() throws Throwable { |
722 |
|
ExecutorService e = new ForkJoinPool(1); |
723 |
|
try { |
724 |
|
e.invokeAll(null); |
725 |
+ |
shouldThrow(); |
726 |
|
} catch (NullPointerException success) { |
857 |
– |
} catch(Exception ex) { |
858 |
– |
unexpectedException(); |
727 |
|
} finally { |
728 |
|
joinPool(e); |
729 |
|
} |
732 |
|
/** |
733 |
|
* invokeAll(empty collection) returns empty collection |
734 |
|
*/ |
735 |
< |
public void testInvokeAll2() { |
735 |
> |
public void testInvokeAll2() throws InterruptedException { |
736 |
|
ExecutorService e = new ForkJoinPool(1); |
737 |
|
try { |
738 |
< |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
738 |
> |
List<Future<String>> r |
739 |
> |
= e.invokeAll(new ArrayList<Callable<String>>()); |
740 |
|
assertTrue(r.isEmpty()); |
872 |
– |
} catch(Exception ex) { |
873 |
– |
unexpectedException(); |
741 |
|
} finally { |
742 |
|
joinPool(e); |
743 |
|
} |
744 |
|
} |
745 |
|
|
746 |
|
/** |
747 |
< |
* invokeAll(c) throws NPE if c has null elements |
747 |
> |
* invokeAll(c) throws NullPointerException if c has null elements |
748 |
|
*/ |
749 |
< |
public void testInvokeAll3() { |
749 |
> |
public void testInvokeAll3() throws InterruptedException { |
750 |
|
ExecutorService e = new ForkJoinPool(1); |
751 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
752 |
+ |
l.add(new StringTask()); |
753 |
+ |
l.add(null); |
754 |
|
try { |
885 |
– |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
886 |
– |
l.add(new StringTask()); |
887 |
– |
l.add(null); |
755 |
|
e.invokeAll(l); |
756 |
+ |
shouldThrow(); |
757 |
|
} catch (NullPointerException success) { |
890 |
– |
} catch(Exception ex) { |
891 |
– |
unexpectedException(); |
758 |
|
} finally { |
759 |
|
joinPool(e); |
760 |
|
} |
761 |
|
} |
762 |
|
|
763 |
|
/** |
764 |
< |
* get of returned element of invokeAll(c) throws exception on failed task |
764 |
> |
* get of returned element of invokeAll(c) throws |
765 |
> |
* ExecutionException on failed task |
766 |
|
*/ |
767 |
< |
public void testInvokeAll4() { |
767 |
> |
public void testInvokeAll4() throws Throwable { |
768 |
|
ExecutorService e = new ForkJoinPool(1); |
769 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
770 |
+ |
l.add(new NPETask()); |
771 |
+ |
List<Future<String>> futures = e.invokeAll(l); |
772 |
+ |
assertEquals(1, futures.size()); |
773 |
|
try { |
774 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
775 |
< |
l.add(new NPETask()); |
776 |
< |
List<Future<String>> result = e.invokeAll(l); |
777 |
< |
assertEquals(1, result.size()); |
907 |
< |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
908 |
< |
it.next().get(); |
909 |
< |
} catch(ExecutionException success) { |
910 |
< |
} catch (CancellationException success) { |
911 |
< |
} catch(Exception ex) { |
912 |
< |
ex.printStackTrace(); |
913 |
< |
unexpectedException(); |
774 |
> |
futures.get(0).get(); |
775 |
> |
shouldThrow(); |
776 |
> |
} catch (ExecutionException success) { |
777 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
778 |
|
} finally { |
779 |
|
joinPool(e); |
780 |
|
} |
783 |
|
/** |
784 |
|
* invokeAll(c) returns results of all completed tasks in c |
785 |
|
*/ |
786 |
< |
public void testInvokeAll5() { |
786 |
> |
public void testInvokeAll5() throws Throwable { |
787 |
|
ExecutorService e = new ForkJoinPool(1); |
788 |
|
try { |
789 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
789 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
790 |
|
l.add(new StringTask()); |
791 |
|
l.add(new StringTask()); |
792 |
< |
List<Future<String>> result = e.invokeAll(l); |
793 |
< |
assertEquals(2, result.size()); |
794 |
< |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
795 |
< |
assertSame(TEST_STRING, it.next().get()); |
932 |
< |
} catch (ExecutionException success) { |
933 |
< |
} catch (CancellationException success) { |
934 |
< |
} catch(Exception ex) { |
935 |
< |
ex.printStackTrace(); |
936 |
< |
unexpectedException(); |
792 |
> |
List<Future<String>> futures = e.invokeAll(l); |
793 |
> |
assertEquals(2, futures.size()); |
794 |
> |
for (Future<String> future : futures) |
795 |
> |
assertSame(TEST_STRING, future.get()); |
796 |
|
} finally { |
797 |
|
joinPool(e); |
798 |
|
} |
799 |
|
} |
800 |
|
|
942 |
– |
|
801 |
|
/** |
802 |
< |
* timed invokeAny(null) throws NPE |
802 |
> |
* timed invokeAny(null) throws NullPointerException |
803 |
|
*/ |
804 |
< |
public void testTimedInvokeAny1() { |
804 |
> |
public void testTimedInvokeAny1() throws Throwable { |
805 |
|
ExecutorService e = new ForkJoinPool(1); |
806 |
|
try { |
807 |
< |
e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
807 |
> |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
808 |
> |
shouldThrow(); |
809 |
|
} catch (NullPointerException success) { |
951 |
– |
} catch(Exception ex) { |
952 |
– |
ex.printStackTrace(); |
953 |
– |
unexpectedException(); |
810 |
|
} finally { |
811 |
|
joinPool(e); |
812 |
|
} |
813 |
|
} |
814 |
|
|
815 |
|
/** |
816 |
< |
* timed invokeAny(null time unit) throws NPE |
816 |
> |
* timed invokeAny(null time unit) throws NullPointerException |
817 |
|
*/ |
818 |
< |
public void testTimedInvokeAnyNullTimeUnit() { |
818 |
> |
public void testTimedInvokeAnyNullTimeUnit() throws Throwable { |
819 |
|
ExecutorService e = new ForkJoinPool(1); |
820 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
821 |
+ |
l.add(new StringTask()); |
822 |
|
try { |
965 |
– |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
966 |
– |
l.add(new StringTask()); |
823 |
|
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
824 |
+ |
shouldThrow(); |
825 |
|
} catch (NullPointerException success) { |
969 |
– |
} catch(Exception ex) { |
970 |
– |
ex.printStackTrace(); |
971 |
– |
unexpectedException(); |
826 |
|
} finally { |
827 |
|
joinPool(e); |
828 |
|
} |
829 |
|
} |
830 |
|
|
831 |
|
/** |
832 |
< |
* timed invokeAny(empty collection) throws IAE |
832 |
> |
* timed invokeAny(empty collection) throws IllegalArgumentException |
833 |
|
*/ |
834 |
< |
public void testTimedInvokeAny2() { |
834 |
> |
public void testTimedInvokeAny2() throws Throwable { |
835 |
|
ExecutorService e = new ForkJoinPool(1); |
836 |
|
try { |
837 |
< |
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
837 |
> |
e.invokeAny(new ArrayList<Callable<String>>(), |
838 |
> |
MEDIUM_DELAY_MS, MILLISECONDS); |
839 |
> |
shouldThrow(); |
840 |
|
} catch (IllegalArgumentException success) { |
985 |
– |
} catch(Exception ex) { |
986 |
– |
ex.printStackTrace(); |
987 |
– |
unexpectedException(); |
841 |
|
} finally { |
842 |
|
joinPool(e); |
843 |
|
} |
844 |
|
} |
845 |
|
|
846 |
|
/** |
847 |
< |
* timed invokeAny(c) throws NPE if c has null elements |
847 |
> |
* timed invokeAny(c) throws NullPointerException if c has null elements |
848 |
|
*/ |
849 |
< |
public void testTimedInvokeAny3() { |
849 |
> |
public void testTimedInvokeAny3() throws Throwable { |
850 |
> |
CountDownLatch latch = new CountDownLatch(1); |
851 |
|
ExecutorService e = new ForkJoinPool(1); |
852 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
853 |
+ |
l.add(latchAwaitingStringTask(latch)); |
854 |
+ |
l.add(null); |
855 |
|
try { |
856 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
857 |
< |
l.add(new StringTask()); |
1001 |
< |
l.add(null); |
1002 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
856 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
857 |
> |
shouldThrow(); |
858 |
|
} catch (NullPointerException success) { |
1004 |
– |
} catch(Exception ex) { |
1005 |
– |
ex.printStackTrace(); |
1006 |
– |
unexpectedException(); |
859 |
|
} finally { |
860 |
+ |
latch.countDown(); |
861 |
|
joinPool(e); |
862 |
|
} |
863 |
|
} |
865 |
|
/** |
866 |
|
* timed invokeAny(c) throws ExecutionException if no task completes |
867 |
|
*/ |
868 |
< |
public void testTimedInvokeAny4() { |
868 |
> |
public void testTimedInvokeAny4() throws Throwable { |
869 |
|
ExecutorService e = new ForkJoinPool(1); |
870 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
871 |
+ |
l.add(new NPETask()); |
872 |
|
try { |
873 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
874 |
< |
l.add(new NPETask()); |
875 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
876 |
< |
} catch(ExecutionException success) { |
1022 |
< |
} catch (CancellationException success) { |
1023 |
< |
} catch(Exception ex) { |
1024 |
< |
ex.printStackTrace(); |
1025 |
< |
unexpectedException(); |
873 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
874 |
> |
shouldThrow(); |
875 |
> |
} catch (ExecutionException success) { |
876 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
877 |
|
} finally { |
878 |
|
joinPool(e); |
879 |
|
} |
882 |
|
/** |
883 |
|
* timed invokeAny(c) returns result of some task in c |
884 |
|
*/ |
885 |
< |
public void testTimedInvokeAny5() { |
885 |
> |
public void testTimedInvokeAny5() throws Throwable { |
886 |
|
ExecutorService e = new ForkJoinPool(1); |
887 |
|
try { |
888 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
888 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
889 |
|
l.add(new StringTask()); |
890 |
|
l.add(new StringTask()); |
891 |
< |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
891 |
> |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
892 |
|
assertSame(TEST_STRING, result); |
1042 |
– |
} catch (ExecutionException success) { |
1043 |
– |
} catch (CancellationException success) { |
1044 |
– |
} catch(Exception ex) { |
1045 |
– |
ex.printStackTrace(); |
1046 |
– |
unexpectedException(); |
893 |
|
} finally { |
894 |
|
joinPool(e); |
895 |
|
} |
896 |
|
} |
897 |
|
|
898 |
|
/** |
899 |
< |
* timed invokeAll(null) throws NPE |
899 |
> |
* timed invokeAll(null) throws NullPointerException |
900 |
|
*/ |
901 |
< |
public void testTimedInvokeAll1() { |
901 |
> |
public void testTimedInvokeAll1() throws Throwable { |
902 |
|
ExecutorService e = new ForkJoinPool(1); |
903 |
|
try { |
904 |
< |
e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
904 |
> |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
905 |
> |
shouldThrow(); |
906 |
|
} catch (NullPointerException success) { |
1060 |
– |
} catch(Exception ex) { |
1061 |
– |
ex.printStackTrace(); |
1062 |
– |
unexpectedException(); |
907 |
|
} finally { |
908 |
|
joinPool(e); |
909 |
|
} |
910 |
|
} |
911 |
|
|
912 |
|
/** |
913 |
< |
* timed invokeAll(null time unit) throws NPE |
913 |
> |
* timed invokeAll(null time unit) throws NullPointerException |
914 |
|
*/ |
915 |
< |
public void testTimedInvokeAllNullTimeUnit() { |
915 |
> |
public void testTimedInvokeAllNullTimeUnit() throws Throwable { |
916 |
|
ExecutorService e = new ForkJoinPool(1); |
917 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
918 |
+ |
l.add(new StringTask()); |
919 |
|
try { |
1074 |
– |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1075 |
– |
l.add(new StringTask()); |
920 |
|
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
921 |
+ |
shouldThrow(); |
922 |
|
} catch (NullPointerException success) { |
1078 |
– |
} catch(Exception ex) { |
1079 |
– |
ex.printStackTrace(); |
1080 |
– |
unexpectedException(); |
923 |
|
} finally { |
924 |
|
joinPool(e); |
925 |
|
} |
928 |
|
/** |
929 |
|
* timed invokeAll(empty collection) returns empty collection |
930 |
|
*/ |
931 |
< |
public void testTimedInvokeAll2() { |
931 |
> |
public void testTimedInvokeAll2() throws InterruptedException { |
932 |
|
ExecutorService e = new ForkJoinPool(1); |
933 |
|
try { |
934 |
< |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
934 |
> |
List<Future<String>> r |
935 |
> |
= e.invokeAll(new ArrayList<Callable<String>>(), |
936 |
> |
MEDIUM_DELAY_MS, MILLISECONDS); |
937 |
|
assertTrue(r.isEmpty()); |
1094 |
– |
} catch(Exception ex) { |
1095 |
– |
ex.printStackTrace(); |
1096 |
– |
unexpectedException(); |
938 |
|
} finally { |
939 |
|
joinPool(e); |
940 |
|
} |
941 |
|
} |
942 |
|
|
943 |
|
/** |
944 |
< |
* timed invokeAll(c) throws NPE if c has null elements |
944 |
> |
* timed invokeAll(c) throws NullPointerException if c has null elements |
945 |
|
*/ |
946 |
< |
public void testTimedInvokeAll3() { |
946 |
> |
public void testTimedInvokeAll3() throws InterruptedException { |
947 |
|
ExecutorService e = new ForkJoinPool(1); |
948 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
949 |
+ |
l.add(new StringTask()); |
950 |
+ |
l.add(null); |
951 |
|
try { |
952 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
953 |
< |
l.add(new StringTask()); |
1110 |
< |
l.add(null); |
1111 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
952 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
953 |
> |
shouldThrow(); |
954 |
|
} catch (NullPointerException success) { |
1113 |
– |
} catch(Exception ex) { |
1114 |
– |
ex.printStackTrace(); |
1115 |
– |
unexpectedException(); |
955 |
|
} finally { |
956 |
|
joinPool(e); |
957 |
|
} |
960 |
|
/** |
961 |
|
* get of returned element of invokeAll(c) throws exception on failed task |
962 |
|
*/ |
963 |
< |
public void testTimedInvokeAll4() { |
963 |
> |
public void testTimedInvokeAll4() throws Throwable { |
964 |
|
ExecutorService e = new ForkJoinPool(1); |
965 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
966 |
+ |
l.add(new NPETask()); |
967 |
+ |
List<Future<String>> futures |
968 |
+ |
= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
969 |
+ |
assertEquals(1, futures.size()); |
970 |
|
try { |
971 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
972 |
< |
l.add(new NPETask()); |
973 |
< |
List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
974 |
< |
assertEquals(1, result.size()); |
1131 |
< |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
1132 |
< |
it.next().get(); |
1133 |
< |
} catch(ExecutionException success) { |
1134 |
< |
} catch (CancellationException success) { |
1135 |
< |
} catch(Exception ex) { |
1136 |
< |
ex.printStackTrace(); |
1137 |
< |
unexpectedException(); |
971 |
> |
futures.get(0).get(); |
972 |
> |
shouldThrow(); |
973 |
> |
} catch (ExecutionException success) { |
974 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
975 |
|
} finally { |
976 |
|
joinPool(e); |
977 |
|
} |
980 |
|
/** |
981 |
|
* timed invokeAll(c) returns results of all completed tasks in c |
982 |
|
*/ |
983 |
< |
public void testTimedInvokeAll5() { |
983 |
> |
public void testTimedInvokeAll5() throws Throwable { |
984 |
|
ExecutorService e = new ForkJoinPool(1); |
985 |
|
try { |
986 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
986 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
987 |
|
l.add(new StringTask()); |
988 |
|
l.add(new StringTask()); |
989 |
< |
List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
990 |
< |
assertEquals(2, result.size()); |
991 |
< |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
992 |
< |
assertSame(TEST_STRING, it.next().get()); |
993 |
< |
} catch (ExecutionException success) { |
1157 |
< |
} catch (CancellationException success) { |
1158 |
< |
} catch(Exception ex) { |
1159 |
< |
ex.printStackTrace(); |
1160 |
< |
unexpectedException(); |
989 |
> |
List<Future<String>> futures |
990 |
> |
= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
991 |
> |
assertEquals(2, futures.size()); |
992 |
> |
for (Future<String> future : futures) |
993 |
> |
assertSame(TEST_STRING, future.get()); |
994 |
|
} finally { |
995 |
|
joinPool(e); |
996 |
|
} |