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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 java.util.concurrent.ExecutionException; |
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|
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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|
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import java.util.Arrays; |
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import java.util.HashSet; |
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import java.util.concurrent.Callable; |
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import java.util.concurrent.CancellationException; |
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import java.util.concurrent.ExecutionException; |
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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.TimeUnit; |
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import java.util.concurrent.TimeoutException; |
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import java.util.concurrent.atomic.AtomicIntegerFieldUpdater; |
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import java.util.HashSet; |
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import junit.framework.*; |
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|
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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 ForkJoinTaskTest extends JSR166TestCase { |
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|
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public static void main(String[] args) { |
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junit.textui.TestRunner.run(suite()); |
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main(suite(), args); |
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} |
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|
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public static Test suite() { |
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return new TestSuite(ForkJoinTaskTest.class); |
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} |
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|
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// Runs with "mainPool" use > 1 thread. singletonPool tests use 1 |
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static final int mainPoolSize = |
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Math.max(2, Runtime.getRuntime().availableProcessors()); |
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|
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private static ForkJoinPool mainPool() { |
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return new ForkJoinPool(); |
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return new ForkJoinPool(mainPoolSize); |
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} |
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|
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private static ForkJoinPool singletonPool() { |
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} |
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|
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private void testInvokeOnPool(ForkJoinPool pool, RecursiveAction a) { |
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try (PoolCleaner cleaner = cleaner(pool)) { |
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assertFalse(a.isDone()); |
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assertFalse(a.isCompletedNormally()); |
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assertFalse(a.isCompletedAbnormally()); |
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assertFalse(a.isCancelled()); |
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assertNull(a.getException()); |
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assertNull(a.getRawResult()); |
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|
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assertNull(pool.invoke(a)); |
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|
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assertTrue(a.isDone()); |
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assertTrue(a.isCompletedNormally()); |
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assertFalse(a.isCompletedAbnormally()); |
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assertFalse(a.isCancelled()); |
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assertNull(a.getException()); |
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assertNull(a.getRawResult()); |
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} |
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} |
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|
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void checkNotDone(ForkJoinTask<?> a) { |
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assertFalse(a.isDone()); |
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assertFalse(a.isCompletedNormally()); |
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assertFalse(a.isCompletedAbnormally()); |
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assertFalse(a.isCancelled()); |
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assertNull(a.getException()); |
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assertNull(a.getRawResult()); |
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|
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try { |
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a.get(randomExpiredTimeout(), randomTimeUnit()); |
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shouldThrow(); |
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} catch (TimeoutException success) { |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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} |
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|
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<T> void checkCompletedNormally(ForkJoinTask<T> a) { |
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checkCompletedNormally(a, null); |
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} |
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|
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<T> void checkCompletedNormally(ForkJoinTask<T> a, T expectedValue) { |
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assertTrue(a.isDone()); |
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assertFalse(a.isCancelled()); |
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assertTrue(a.isCompletedNormally()); |
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assertFalse(a.isCompletedAbnormally()); |
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assertNull(a.getException()); |
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assertSame(expectedValue, a.getRawResult()); |
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|
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{ |
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Thread.currentThread().interrupt(); |
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long startTime = System.nanoTime(); |
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assertSame(expectedValue, a.join()); |
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assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
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Thread.interrupted(); |
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} |
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|
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{ |
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Thread.currentThread().interrupt(); |
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long startTime = System.nanoTime(); |
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a.quietlyJoin(); // should be no-op |
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assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
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Thread.interrupted(); |
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} |
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|
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assertFalse(a.cancel(false)); |
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assertFalse(a.cancel(true)); |
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|
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T v1 = null, v2 = null; |
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try { |
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v1 = a.get(); |
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v2 = a.get(randomTimeout(), randomTimeUnit()); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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assertSame(expectedValue, v1); |
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assertSame(expectedValue, v2); |
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} |
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|
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void checkCancelled(ForkJoinTask<?> a) { |
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assertTrue(a.isDone()); |
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assertTrue(a.isCancelled()); |
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assertFalse(a.isCompletedNormally()); |
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assertTrue(a.isCompletedAbnormally()); |
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assertTrue(a.getException() instanceof CancellationException); |
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assertNull(a.getRawResult()); |
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assertTrue(a.cancel(false)); |
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assertTrue(a.cancel(true)); |
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|
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try { |
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Thread.currentThread().interrupt(); |
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a.join(); |
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shouldThrow(); |
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} catch (CancellationException success) { |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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Thread.interrupted(); |
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|
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{ |
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long startTime = System.nanoTime(); |
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a.quietlyJoin(); // should be no-op |
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assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
148 |
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} |
149 |
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|
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try { |
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assertTrue(pool.invoke(a) == null); |
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} finally { |
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joinPool(pool); |
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a.get(); |
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shouldThrow(); |
153 |
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} catch (CancellationException success) { |
154 |
> |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
155 |
> |
|
156 |
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try { |
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a.get(randomTimeout(), randomTimeUnit()); |
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shouldThrow(); |
159 |
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} catch (CancellationException success) { |
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> |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
161 |
> |
} |
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|
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void checkCompletedAbnormally(ForkJoinTask<?> a, Throwable t) { |
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assertTrue(a.isDone()); |
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assertFalse(a.isCancelled()); |
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assertFalse(a.isCompletedNormally()); |
167 |
> |
assertTrue(a.isCompletedAbnormally()); |
168 |
> |
assertSame(t.getClass(), a.getException().getClass()); |
169 |
> |
assertNull(a.getRawResult()); |
170 |
> |
assertFalse(a.cancel(false)); |
171 |
> |
assertFalse(a.cancel(true)); |
172 |
> |
|
173 |
> |
try { |
174 |
> |
Thread.currentThread().interrupt(); |
175 |
> |
a.join(); |
176 |
> |
shouldThrow(); |
177 |
> |
} catch (Throwable expected) { |
178 |
> |
assertSame(t.getClass(), expected.getClass()); |
179 |
> |
} |
180 |
> |
Thread.interrupted(); |
181 |
> |
|
182 |
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{ |
183 |
> |
long startTime = System.nanoTime(); |
184 |
> |
a.quietlyJoin(); // should be no-op |
185 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
186 |
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} |
187 |
+ |
|
188 |
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try { |
189 |
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a.get(); |
190 |
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shouldThrow(); |
191 |
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} catch (ExecutionException success) { |
192 |
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assertSame(t.getClass(), success.getCause().getClass()); |
193 |
+ |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
194 |
+ |
|
195 |
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try { |
196 |
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a.get(randomTimeout(), randomTimeUnit()); |
197 |
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shouldThrow(); |
198 |
+ |
} catch (ExecutionException success) { |
199 |
+ |
assertSame(t.getClass(), success.getCause().getClass()); |
200 |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
201 |
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} |
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|
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/* |
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* differently than supplied Recursive forms. |
209 |
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*/ |
210 |
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|
211 |
< |
static final class FJException extends RuntimeException { |
211 |
> |
public static final class FJException extends RuntimeException { |
212 |
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FJException() { super(); } |
213 |
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} |
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|
215 |
< |
static abstract class BinaryAsyncAction extends ForkJoinTask<Void> { |
215 |
> |
abstract static class BinaryAsyncAction extends ForkJoinTask<Void> { |
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private volatile int controlState; |
217 |
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|
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static final AtomicIntegerFieldUpdater<BinaryAsyncAction> controlStateUpdater = |
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AtomicIntegerFieldUpdater.newUpdater(BinaryAsyncAction.class, |
220 |
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"controlState"); |
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|
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private BinaryAsyncAction parent; |
222 |
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private volatile BinaryAsyncAction parent; |
223 |
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|
224 |
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private BinaryAsyncAction sibling; |
224 |
> |
private volatile BinaryAsyncAction sibling; |
225 |
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|
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protected BinaryAsyncAction() { |
227 |
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} |
256 |
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super.completeExceptionally(ex); |
257 |
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} |
258 |
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|
259 |
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public boolean cancel(boolean mayInterruptIfRunning) { |
260 |
+ |
if (super.cancel(mayInterruptIfRunning)) { |
261 |
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completeExceptionally(new FJException()); |
262 |
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return true; |
263 |
+ |
} |
264 |
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return false; |
265 |
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} |
266 |
+ |
|
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public final void complete() { |
268 |
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BinaryAsyncAction a = this; |
269 |
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for (;;) { |
285 |
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} |
286 |
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|
287 |
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public final void completeExceptionally(Throwable ex) { |
288 |
< |
BinaryAsyncAction a = this; |
127 |
< |
while (!a.isCompletedAbnormally()) { |
288 |
> |
for (BinaryAsyncAction a = this;;) { |
289 |
|
a.completeThisExceptionally(ex); |
290 |
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BinaryAsyncAction s = a.sibling; |
291 |
< |
if (s != null) |
292 |
< |
s.cancel(false); |
293 |
< |
if (!a.onException() || (a = a.parent) == null) |
291 |
> |
if (s != null && !s.isDone()) |
292 |
> |
s.completeExceptionally(ex); |
293 |
> |
if ((a = a.parent) == null) |
294 |
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break; |
295 |
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} |
296 |
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} |
340 |
|
public final boolean exec() { |
341 |
|
AsyncFib f = this; |
342 |
|
int n = f.number; |
343 |
< |
if (n > 1) { |
344 |
< |
while (n > 1) { |
345 |
< |
AsyncFib p = f; |
346 |
< |
AsyncFib r = new AsyncFib(n - 2); |
347 |
< |
f = new AsyncFib(--n); |
348 |
< |
p.linkSubtasks(r, f); |
188 |
< |
r.fork(); |
189 |
< |
} |
190 |
< |
f.number = n; |
343 |
> |
while (n > 1) { |
344 |
> |
AsyncFib p = f; |
345 |
> |
AsyncFib r = new AsyncFib(n - 2); |
346 |
> |
f = new AsyncFib(--n); |
347 |
> |
p.linkSubtasks(r, f); |
348 |
> |
r.fork(); |
349 |
|
} |
350 |
|
f.complete(); |
351 |
|
return false; |
356 |
|
} |
357 |
|
} |
358 |
|
|
201 |
– |
|
359 |
|
static final class FailingAsyncFib extends BinaryAsyncAction { |
360 |
|
int number; |
361 |
|
public FailingAsyncFib(int n) { |
365 |
|
public final boolean exec() { |
366 |
|
FailingAsyncFib f = this; |
367 |
|
int n = f.number; |
368 |
< |
if (n > 1) { |
369 |
< |
while (n > 1) { |
370 |
< |
FailingAsyncFib p = f; |
371 |
< |
FailingAsyncFib r = new FailingAsyncFib(n - 2); |
372 |
< |
f = new FailingAsyncFib(--n); |
373 |
< |
p.linkSubtasks(r, f); |
217 |
< |
r.fork(); |
218 |
< |
} |
219 |
< |
f.number = n; |
368 |
> |
while (n > 1) { |
369 |
> |
FailingAsyncFib p = f; |
370 |
> |
FailingAsyncFib r = new FailingAsyncFib(n - 2); |
371 |
> |
f = new FailingAsyncFib(--n); |
372 |
> |
p.linkSubtasks(r, f); |
373 |
> |
r.fork(); |
374 |
|
} |
375 |
|
f.complete(); |
376 |
|
return false; |
384 |
|
/** |
385 |
|
* invoke returns when task completes normally. |
386 |
|
* isCompletedAbnormally and isCancelled return false for normally |
387 |
< |
* completed tasks. getRawResult of a RecursiveAction returns null; |
387 |
> |
* completed tasks; getRawResult returns null. |
388 |
|
*/ |
389 |
|
public void testInvoke() { |
390 |
< |
RecursiveAction a = new RecursiveAction() { |
391 |
< |
public void compute() { |
390 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
391 |
> |
protected void realCompute() { |
392 |
|
AsyncFib f = new AsyncFib(8); |
393 |
< |
threadAssertNull(f.invoke()); |
394 |
< |
threadAssertTrue(f.number == 21); |
395 |
< |
threadAssertTrue(f.isDone()); |
242 |
< |
threadAssertFalse(f.isCancelled()); |
243 |
< |
threadAssertFalse(f.isCompletedAbnormally()); |
244 |
< |
threadAssertTrue(f.getRawResult() == null); |
393 |
> |
assertNull(f.invoke()); |
394 |
> |
assertEquals(21, f.number); |
395 |
> |
checkCompletedNormally(f); |
396 |
|
}}; |
397 |
|
testInvokeOnPool(mainPool(), a); |
398 |
|
} |
403 |
|
* completed tasks |
404 |
|
*/ |
405 |
|
public void testQuietlyInvoke() { |
406 |
< |
RecursiveAction a = new RecursiveAction() { |
407 |
< |
public void compute() { |
406 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
407 |
> |
protected void realCompute() { |
408 |
|
AsyncFib f = new AsyncFib(8); |
409 |
|
f.quietlyInvoke(); |
410 |
< |
threadAssertTrue(f.number == 21); |
411 |
< |
threadAssertTrue(f.isDone()); |
261 |
< |
threadAssertFalse(f.isCancelled()); |
262 |
< |
threadAssertFalse(f.isCompletedAbnormally()); |
263 |
< |
threadAssertTrue(f.getRawResult() == null); |
410 |
> |
assertEquals(21, f.number); |
411 |
> |
checkCompletedNormally(f); |
412 |
|
}}; |
413 |
|
testInvokeOnPool(mainPool(), a); |
414 |
|
} |
417 |
|
* join of a forked task returns when task completes |
418 |
|
*/ |
419 |
|
public void testForkJoin() { |
420 |
< |
RecursiveAction a = new RecursiveAction() { |
421 |
< |
public void compute() { |
420 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
421 |
> |
protected void realCompute() { |
422 |
|
AsyncFib f = new AsyncFib(8); |
423 |
< |
threadAssertSame(f, f.fork()); |
424 |
< |
threadAssertNull(f.join()); |
425 |
< |
threadAssertTrue(f.number == 21); |
426 |
< |
threadAssertTrue(f.isDone()); |
279 |
< |
threadAssertTrue(f.getRawResult() == null); |
423 |
> |
assertSame(f, f.fork()); |
424 |
> |
assertNull(f.join()); |
425 |
> |
assertEquals(21, f.number); |
426 |
> |
checkCompletedNormally(f); |
427 |
|
}}; |
428 |
|
testInvokeOnPool(mainPool(), a); |
429 |
|
} |
432 |
|
* get of a forked task returns when task completes |
433 |
|
*/ |
434 |
|
public void testForkGet() { |
435 |
< |
RecursiveAction a = new RecursiveAction() { |
436 |
< |
public void compute() { |
437 |
< |
try { |
438 |
< |
AsyncFib f = new AsyncFib(8); |
439 |
< |
threadAssertSame(f, f.fork()); |
440 |
< |
threadAssertNull(f.get()); |
441 |
< |
threadAssertTrue(f.number == 21); |
295 |
< |
threadAssertTrue(f.isDone()); |
296 |
< |
} catch (Exception ex) { |
297 |
< |
unexpectedException(ex); |
298 |
< |
} |
435 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
436 |
> |
protected void realCompute() throws Exception { |
437 |
> |
AsyncFib f = new AsyncFib(8); |
438 |
> |
assertSame(f, f.fork()); |
439 |
> |
assertNull(f.get()); |
440 |
> |
assertEquals(21, f.number); |
441 |
> |
checkCompletedNormally(f); |
442 |
|
}}; |
443 |
|
testInvokeOnPool(mainPool(), a); |
444 |
|
} |
447 |
|
* timed get of a forked task returns when task completes |
448 |
|
*/ |
449 |
|
public void testForkTimedGet() { |
450 |
< |
RecursiveAction a = new RecursiveAction() { |
451 |
< |
public void compute() { |
452 |
< |
try { |
453 |
< |
AsyncFib f = new AsyncFib(8); |
454 |
< |
threadAssertSame(f, f.fork()); |
455 |
< |
threadAssertNull(f.get(LONG_DELAY_MS, TimeUnit.MILLISECONDS)); |
456 |
< |
threadAssertTrue(f.number == 21); |
314 |
< |
threadAssertTrue(f.isDone()); |
315 |
< |
} catch (Exception ex) { |
316 |
< |
unexpectedException(ex); |
317 |
< |
} |
450 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
451 |
> |
protected void realCompute() throws Exception { |
452 |
> |
AsyncFib f = new AsyncFib(8); |
453 |
> |
assertSame(f, f.fork()); |
454 |
> |
assertNull(f.get(LONG_DELAY_MS, MILLISECONDS)); |
455 |
> |
assertEquals(21, f.number); |
456 |
> |
checkCompletedNormally(f); |
457 |
|
}}; |
458 |
|
testInvokeOnPool(mainPool(), a); |
459 |
|
} |
462 |
|
* timed get with null time unit throws NPE |
463 |
|
*/ |
464 |
|
public void testForkTimedGetNPE() { |
465 |
< |
RecursiveAction a = new RecursiveAction() { |
466 |
< |
public void compute() { |
465 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
466 |
> |
protected void realCompute() throws Exception { |
467 |
> |
AsyncFib f = new AsyncFib(8); |
468 |
> |
assertSame(f, f.fork()); |
469 |
|
try { |
470 |
< |
AsyncFib f = new AsyncFib(8); |
330 |
< |
threadAssertSame(f, f.fork()); |
331 |
< |
f.get(5L, null); |
470 |
> |
f.get(randomTimeout(), null); |
471 |
|
shouldThrow(); |
472 |
< |
} catch (NullPointerException success) { |
334 |
< |
} catch (Exception ex) { |
335 |
< |
unexpectedException(ex); |
336 |
< |
} |
472 |
> |
} catch (NullPointerException success) {} |
473 |
|
}}; |
474 |
|
testInvokeOnPool(mainPool(), a); |
475 |
|
} |
478 |
|
* quietlyJoin of a forked task returns when task completes |
479 |
|
*/ |
480 |
|
public void testForkQuietlyJoin() { |
481 |
< |
RecursiveAction a = new RecursiveAction() { |
482 |
< |
public void compute() { |
481 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
482 |
> |
protected void realCompute() { |
483 |
|
AsyncFib f = new AsyncFib(8); |
484 |
< |
threadAssertSame(f, f.fork()); |
484 |
> |
assertSame(f, f.fork()); |
485 |
|
f.quietlyJoin(); |
486 |
< |
threadAssertTrue(f.number == 21); |
487 |
< |
threadAssertTrue(f.isDone()); |
486 |
> |
assertEquals(21, f.number); |
487 |
> |
checkCompletedNormally(f); |
488 |
|
}}; |
489 |
|
testInvokeOnPool(mainPool(), a); |
490 |
|
} |
491 |
|
|
356 |
– |
|
492 |
|
/** |
493 |
|
* helpQuiesce returns when tasks are complete. |
494 |
|
* getQueuedTaskCount returns 0 when quiescent |
495 |
|
*/ |
496 |
|
public void testForkHelpQuiesce() { |
497 |
< |
RecursiveAction a = new RecursiveAction() { |
498 |
< |
public void compute() { |
497 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
498 |
> |
protected void realCompute() { |
499 |
|
AsyncFib f = new AsyncFib(8); |
500 |
< |
threadAssertSame(f, f.fork()); |
501 |
< |
f.helpQuiesce(); |
502 |
< |
threadAssertTrue(f.number == 21); |
503 |
< |
threadAssertTrue(f.isDone()); |
504 |
< |
threadAssertTrue(getQueuedTaskCount() == 0); |
500 |
> |
assertSame(f, f.fork()); |
501 |
> |
helpQuiesce(); |
502 |
> |
while (!f.isDone()) // wait out race |
503 |
> |
; |
504 |
> |
assertEquals(21, f.number); |
505 |
> |
assertEquals(0, getQueuedTaskCount()); |
506 |
> |
checkCompletedNormally(f); |
507 |
|
}}; |
508 |
|
testInvokeOnPool(mainPool(), a); |
509 |
|
} |
510 |
|
|
374 |
– |
|
511 |
|
/** |
512 |
|
* invoke task throws exception when task completes abnormally |
513 |
|
*/ |
514 |
|
public void testAbnormalInvoke() { |
515 |
< |
RecursiveAction a = new RecursiveAction() { |
516 |
< |
public void compute() { |
515 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
516 |
> |
protected void realCompute() { |
517 |
> |
FailingAsyncFib f = new FailingAsyncFib(8); |
518 |
|
try { |
382 |
– |
FailingAsyncFib f = new FailingAsyncFib(8); |
519 |
|
f.invoke(); |
520 |
|
shouldThrow(); |
521 |
|
} catch (FJException success) { |
522 |
+ |
checkCompletedAbnormally(f, success); |
523 |
|
} |
524 |
|
}}; |
525 |
|
testInvokeOnPool(mainPool(), a); |
529 |
|
* quietlyInvoke task returns when task completes abnormally |
530 |
|
*/ |
531 |
|
public void testAbnormalQuietlyInvoke() { |
532 |
< |
RecursiveAction a = new RecursiveAction() { |
533 |
< |
public void compute() { |
532 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
533 |
> |
protected void realCompute() { |
534 |
|
FailingAsyncFib f = new FailingAsyncFib(8); |
535 |
|
f.quietlyInvoke(); |
536 |
< |
threadAssertTrue(f.isDone()); |
536 |
> |
assertTrue(f.getException() instanceof FJException); |
537 |
> |
checkCompletedAbnormally(f, f.getException()); |
538 |
|
}}; |
539 |
|
testInvokeOnPool(mainPool(), a); |
540 |
|
} |
543 |
|
* join of a forked task throws exception when task completes abnormally |
544 |
|
*/ |
545 |
|
public void testAbnormalForkJoin() { |
546 |
< |
RecursiveAction a = new RecursiveAction() { |
547 |
< |
public void compute() { |
546 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
547 |
> |
protected void realCompute() { |
548 |
> |
FailingAsyncFib f = new FailingAsyncFib(8); |
549 |
> |
assertSame(f, f.fork()); |
550 |
|
try { |
411 |
– |
FailingAsyncFib f = new FailingAsyncFib(8); |
412 |
– |
threadAssertSame(f, f.fork()); |
551 |
|
f.join(); |
552 |
|
shouldThrow(); |
553 |
|
} catch (FJException success) { |
554 |
+ |
checkCompletedAbnormally(f, success); |
555 |
|
} |
556 |
|
}}; |
557 |
|
testInvokeOnPool(mainPool(), a); |
561 |
|
* get of a forked task throws exception when task completes abnormally |
562 |
|
*/ |
563 |
|
public void testAbnormalForkGet() { |
564 |
< |
RecursiveAction a = new RecursiveAction() { |
565 |
< |
public void compute() { |
564 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
565 |
> |
protected void realCompute() throws Exception { |
566 |
> |
FailingAsyncFib f = new FailingAsyncFib(8); |
567 |
> |
assertSame(f, f.fork()); |
568 |
|
try { |
428 |
– |
FailingAsyncFib f = new FailingAsyncFib(8); |
429 |
– |
threadAssertSame(f, f.fork()); |
569 |
|
f.get(); |
570 |
|
shouldThrow(); |
571 |
|
} catch (ExecutionException success) { |
572 |
< |
} catch (Exception ex) { |
573 |
< |
unexpectedException(ex); |
572 |
> |
Throwable cause = success.getCause(); |
573 |
> |
assertTrue(cause instanceof FJException); |
574 |
> |
checkCompletedAbnormally(f, cause); |
575 |
|
} |
576 |
|
}}; |
577 |
|
testInvokeOnPool(mainPool(), a); |
581 |
|
* timed get of a forked task throws exception when task completes abnormally |
582 |
|
*/ |
583 |
|
public void testAbnormalForkTimedGet() { |
584 |
< |
RecursiveAction a = new RecursiveAction() { |
585 |
< |
public void compute() { |
584 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
585 |
> |
protected void realCompute() throws Exception { |
586 |
> |
FailingAsyncFib f = new FailingAsyncFib(8); |
587 |
> |
assertSame(f, f.fork()); |
588 |
|
try { |
589 |
< |
FailingAsyncFib f = new FailingAsyncFib(8); |
448 |
< |
threadAssertSame(f, f.fork()); |
449 |
< |
f.get(LONG_DELAY_MS, TimeUnit.MILLISECONDS); |
589 |
> |
f.get(LONG_DELAY_MS, MILLISECONDS); |
590 |
|
shouldThrow(); |
591 |
|
} catch (ExecutionException success) { |
592 |
< |
} catch (Exception ex) { |
593 |
< |
unexpectedException(ex); |
592 |
> |
Throwable cause = success.getCause(); |
593 |
> |
assertTrue(cause instanceof FJException); |
594 |
> |
checkCompletedAbnormally(f, cause); |
595 |
|
} |
596 |
|
}}; |
597 |
|
testInvokeOnPool(mainPool(), a); |
601 |
|
* quietlyJoin of a forked task returns when task completes abnormally |
602 |
|
*/ |
603 |
|
public void testAbnormalForkQuietlyJoin() { |
604 |
< |
RecursiveAction a = new RecursiveAction() { |
605 |
< |
public void compute() { |
604 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
605 |
> |
protected void realCompute() { |
606 |
|
FailingAsyncFib f = new FailingAsyncFib(8); |
607 |
< |
threadAssertSame(f, f.fork()); |
607 |
> |
assertSame(f, f.fork()); |
608 |
|
f.quietlyJoin(); |
609 |
< |
threadAssertTrue(f.isDone()); |
610 |
< |
threadAssertTrue(f.isCompletedAbnormally()); |
470 |
< |
threadAssertTrue(f.getException() instanceof FJException); |
609 |
> |
assertTrue(f.getException() instanceof FJException); |
610 |
> |
checkCompletedAbnormally(f, f.getException()); |
611 |
|
}}; |
612 |
|
testInvokeOnPool(mainPool(), a); |
613 |
|
} |
616 |
|
* invoke task throws exception when task cancelled |
617 |
|
*/ |
618 |
|
public void testCancelledInvoke() { |
619 |
< |
RecursiveAction a = new RecursiveAction() { |
620 |
< |
public void compute() { |
619 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
620 |
> |
protected void realCompute() { |
621 |
> |
AsyncFib f = new AsyncFib(8); |
622 |
> |
assertTrue(f.cancel(true)); |
623 |
|
try { |
482 |
– |
AsyncFib f = new AsyncFib(8); |
483 |
– |
threadAssertTrue(f.cancel(true)); |
624 |
|
f.invoke(); |
625 |
|
shouldThrow(); |
626 |
|
} catch (CancellationException success) { |
627 |
+ |
checkCancelled(f); |
628 |
|
} |
629 |
|
}}; |
630 |
|
testInvokeOnPool(mainPool(), a); |
634 |
|
* join of a forked task throws exception when task cancelled |
635 |
|
*/ |
636 |
|
public void testCancelledForkJoin() { |
637 |
< |
RecursiveAction a = new RecursiveAction() { |
638 |
< |
public void compute() { |
637 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
638 |
> |
protected void realCompute() { |
639 |
> |
AsyncFib f = new AsyncFib(8); |
640 |
> |
assertTrue(f.cancel(true)); |
641 |
> |
assertSame(f, f.fork()); |
642 |
|
try { |
499 |
– |
AsyncFib f = new AsyncFib(8); |
500 |
– |
threadAssertTrue(f.cancel(true)); |
501 |
– |
threadAssertSame(f, f.fork()); |
643 |
|
f.join(); |
644 |
|
shouldThrow(); |
645 |
|
} catch (CancellationException success) { |
646 |
+ |
checkCancelled(f); |
647 |
|
} |
648 |
|
}}; |
649 |
|
testInvokeOnPool(mainPool(), a); |
653 |
|
* get of a forked task throws exception when task cancelled |
654 |
|
*/ |
655 |
|
public void testCancelledForkGet() { |
656 |
< |
RecursiveAction a = new RecursiveAction() { |
657 |
< |
public void compute() { |
656 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
657 |
> |
protected void realCompute() throws Exception { |
658 |
> |
AsyncFib f = new AsyncFib(8); |
659 |
> |
assertTrue(f.cancel(true)); |
660 |
> |
assertSame(f, f.fork()); |
661 |
|
try { |
517 |
– |
AsyncFib f = new AsyncFib(8); |
518 |
– |
threadAssertTrue(f.cancel(true)); |
519 |
– |
threadAssertSame(f, f.fork()); |
662 |
|
f.get(); |
663 |
|
shouldThrow(); |
664 |
|
} catch (CancellationException success) { |
665 |
< |
} catch (Exception ex) { |
524 |
< |
unexpectedException(ex); |
665 |
> |
checkCancelled(f); |
666 |
|
} |
667 |
|
}}; |
668 |
|
testInvokeOnPool(mainPool(), a); |
671 |
|
/** |
672 |
|
* timed get of a forked task throws exception when task cancelled |
673 |
|
*/ |
674 |
< |
public void testCancelledForkTimedGet() { |
675 |
< |
RecursiveAction a = new RecursiveAction() { |
676 |
< |
public void compute() { |
674 |
> |
public void testCancelledForkTimedGet() throws Exception { |
675 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
676 |
> |
protected void realCompute() throws Exception { |
677 |
> |
AsyncFib f = new AsyncFib(8); |
678 |
> |
assertTrue(f.cancel(true)); |
679 |
> |
assertSame(f, f.fork()); |
680 |
|
try { |
681 |
< |
AsyncFib f = new AsyncFib(8); |
538 |
< |
threadAssertTrue(f.cancel(true)); |
539 |
< |
threadAssertSame(f, f.fork()); |
540 |
< |
f.get(LONG_DELAY_MS, TimeUnit.MILLISECONDS); |
681 |
> |
f.get(LONG_DELAY_MS, MILLISECONDS); |
682 |
|
shouldThrow(); |
683 |
|
} catch (CancellationException success) { |
684 |
< |
} catch (Exception ex) { |
544 |
< |
unexpectedException(ex); |
684 |
> |
checkCancelled(f); |
685 |
|
} |
686 |
|
}}; |
687 |
|
testInvokeOnPool(mainPool(), a); |
691 |
|
* quietlyJoin of a forked task returns when task cancelled |
692 |
|
*/ |
693 |
|
public void testCancelledForkQuietlyJoin() { |
694 |
< |
RecursiveAction a = new RecursiveAction() { |
695 |
< |
public void compute() { |
694 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
695 |
> |
protected void realCompute() { |
696 |
|
AsyncFib f = new AsyncFib(8); |
697 |
< |
threadAssertTrue(f.cancel(true)); |
698 |
< |
threadAssertSame(f, f.fork()); |
697 |
> |
assertTrue(f.cancel(true)); |
698 |
> |
assertSame(f, f.fork()); |
699 |
|
f.quietlyJoin(); |
700 |
< |
threadAssertTrue(f.isDone()); |
561 |
< |
threadAssertTrue(f.isCompletedAbnormally()); |
562 |
< |
threadAssertTrue(f.getException() instanceof CancellationException); |
700 |
> |
checkCancelled(f); |
701 |
|
}}; |
702 |
|
testInvokeOnPool(mainPool(), a); |
703 |
|
} |
707 |
|
*/ |
708 |
|
public void testGetPool() { |
709 |
|
final ForkJoinPool mainPool = mainPool(); |
710 |
< |
RecursiveAction a = new RecursiveAction() { |
711 |
< |
public void compute() { |
712 |
< |
threadAssertTrue(getPool() == mainPool); |
710 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
711 |
> |
protected void realCompute() { |
712 |
> |
assertSame(mainPool, getPool()); |
713 |
|
}}; |
714 |
|
testInvokeOnPool(mainPool, a); |
715 |
|
} |
718 |
|
* getPool of non-FJ task returns null |
719 |
|
*/ |
720 |
|
public void testGetPool2() { |
721 |
< |
RecursiveAction a = new RecursiveAction() { |
722 |
< |
public void compute() { |
723 |
< |
threadAssertTrue(getPool() == null); |
721 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
722 |
> |
protected void realCompute() { |
723 |
> |
assertNull(getPool()); |
724 |
|
}}; |
725 |
|
assertNull(a.invoke()); |
726 |
|
} |
729 |
|
* inForkJoinPool of executing task returns true |
730 |
|
*/ |
731 |
|
public void testInForkJoinPool() { |
732 |
< |
RecursiveAction a = new RecursiveAction() { |
733 |
< |
public void compute() { |
734 |
< |
threadAssertTrue(inForkJoinPool()); |
732 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
733 |
> |
protected void realCompute() { |
734 |
> |
assertTrue(inForkJoinPool()); |
735 |
|
}}; |
736 |
|
testInvokeOnPool(mainPool(), a); |
737 |
|
} |
740 |
|
* inForkJoinPool of non-FJ task returns false |
741 |
|
*/ |
742 |
|
public void testInForkJoinPool2() { |
743 |
< |
RecursiveAction a = new RecursiveAction() { |
744 |
< |
public void compute() { |
745 |
< |
threadAssertTrue(!inForkJoinPool()); |
743 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
744 |
> |
protected void realCompute() { |
745 |
> |
assertFalse(inForkJoinPool()); |
746 |
|
}}; |
747 |
|
assertNull(a.invoke()); |
748 |
|
} |
751 |
|
* setRawResult(null) succeeds |
752 |
|
*/ |
753 |
|
public void testSetRawResult() { |
754 |
< |
RecursiveAction a = new RecursiveAction() { |
755 |
< |
public void compute() { |
754 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
755 |
> |
protected void realCompute() { |
756 |
|
setRawResult(null); |
757 |
+ |
assertNull(getRawResult()); |
758 |
|
}}; |
759 |
|
assertNull(a.invoke()); |
760 |
|
} |
763 |
|
* invoke task throws exception after invoking completeExceptionally |
764 |
|
*/ |
765 |
|
public void testCompleteExceptionally() { |
766 |
< |
RecursiveAction a = new RecursiveAction() { |
767 |
< |
public void compute() { |
766 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
767 |
> |
protected void realCompute() { |
768 |
> |
AsyncFib f = new AsyncFib(8); |
769 |
> |
f.completeExceptionally(new FJException()); |
770 |
|
try { |
630 |
– |
AsyncFib f = new AsyncFib(8); |
631 |
– |
f.completeExceptionally(new FJException()); |
771 |
|
f.invoke(); |
772 |
|
shouldThrow(); |
773 |
|
} catch (FJException success) { |
774 |
+ |
checkCompletedAbnormally(f, success); |
775 |
+ |
} |
776 |
+ |
}}; |
777 |
+ |
testInvokeOnPool(mainPool(), a); |
778 |
+ |
} |
779 |
+ |
|
780 |
+ |
/** |
781 |
+ |
* completeExceptionally(null) surprisingly has the same effect as |
782 |
+ |
* completeExceptionally(new RuntimeException()) |
783 |
+ |
*/ |
784 |
+ |
public void testCompleteExceptionally_null() { |
785 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
786 |
+ |
protected void realCompute() { |
787 |
+ |
AsyncFib f = new AsyncFib(8); |
788 |
+ |
f.completeExceptionally(null); |
789 |
+ |
try { |
790 |
+ |
f.invoke(); |
791 |
+ |
shouldThrow(); |
792 |
+ |
} catch (RuntimeException success) { |
793 |
+ |
assertSame(success.getClass(), RuntimeException.class); |
794 |
+ |
assertNull(success.getCause()); |
795 |
+ |
checkCompletedAbnormally(f, success); |
796 |
|
} |
797 |
|
}}; |
798 |
|
testInvokeOnPool(mainPool(), a); |
802 |
|
* invokeAll(t1, t2) invokes all task arguments |
803 |
|
*/ |
804 |
|
public void testInvokeAll2() { |
805 |
< |
RecursiveAction a = new RecursiveAction() { |
806 |
< |
public void compute() { |
805 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
806 |
> |
protected void realCompute() { |
807 |
|
AsyncFib f = new AsyncFib(8); |
808 |
|
AsyncFib g = new AsyncFib(9); |
809 |
|
invokeAll(f, g); |
810 |
< |
threadAssertTrue(f.isDone()); |
811 |
< |
threadAssertTrue(f.number == 21); |
812 |
< |
threadAssertTrue(g.isDone()); |
813 |
< |
threadAssertTrue(g.number == 34); |
810 |
> |
assertEquals(21, f.number); |
811 |
> |
assertEquals(34, g.number); |
812 |
> |
checkCompletedNormally(f); |
813 |
> |
checkCompletedNormally(g); |
814 |
|
}}; |
815 |
|
testInvokeOnPool(mainPool(), a); |
816 |
|
} |
819 |
|
* invokeAll(tasks) with 1 argument invokes task |
820 |
|
*/ |
821 |
|
public void testInvokeAll1() { |
822 |
< |
RecursiveAction a = new RecursiveAction() { |
823 |
< |
public void compute() { |
822 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
823 |
> |
protected void realCompute() { |
824 |
|
AsyncFib f = new AsyncFib(8); |
825 |
|
invokeAll(f); |
826 |
< |
threadAssertTrue(f.isDone()); |
827 |
< |
threadAssertTrue(f.number == 21); |
826 |
> |
checkCompletedNormally(f); |
827 |
> |
assertEquals(21, f.number); |
828 |
|
}}; |
829 |
|
testInvokeOnPool(mainPool(), a); |
830 |
|
} |
833 |
|
* invokeAll(tasks) with > 2 argument invokes tasks |
834 |
|
*/ |
835 |
|
public void testInvokeAll3() { |
836 |
< |
RecursiveAction a = new RecursiveAction() { |
837 |
< |
public void compute() { |
836 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
837 |
> |
protected void realCompute() { |
838 |
|
AsyncFib f = new AsyncFib(8); |
839 |
|
AsyncFib g = new AsyncFib(9); |
840 |
|
AsyncFib h = new AsyncFib(7); |
841 |
|
invokeAll(f, g, h); |
842 |
< |
threadAssertTrue(f.isDone()); |
843 |
< |
threadAssertTrue(f.number == 21); |
844 |
< |
threadAssertTrue(g.isDone()); |
845 |
< |
threadAssertTrue(g.number == 34); |
846 |
< |
threadAssertTrue(h.isDone()); |
847 |
< |
threadAssertTrue(h.number == 13); |
842 |
> |
assertEquals(21, f.number); |
843 |
> |
assertEquals(34, g.number); |
844 |
> |
assertEquals(13, h.number); |
845 |
> |
checkCompletedNormally(f); |
846 |
> |
checkCompletedNormally(g); |
847 |
> |
checkCompletedNormally(h); |
848 |
|
}}; |
849 |
|
testInvokeOnPool(mainPool(), a); |
850 |
|
} |
853 |
|
* invokeAll(collection) invokes all tasks in the collection |
854 |
|
*/ |
855 |
|
public void testInvokeAllCollection() { |
856 |
< |
RecursiveAction a = new RecursiveAction() { |
857 |
< |
public void compute() { |
856 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
857 |
> |
protected void realCompute() { |
858 |
|
AsyncFib f = new AsyncFib(8); |
859 |
|
AsyncFib g = new AsyncFib(9); |
860 |
|
AsyncFib h = new AsyncFib(7); |
861 |
< |
HashSet set = new HashSet(); |
861 |
> |
HashSet<ForkJoinTask<?>> set = new HashSet<>(); |
862 |
|
set.add(f); |
863 |
|
set.add(g); |
864 |
|
set.add(h); |
865 |
|
invokeAll(set); |
866 |
< |
threadAssertTrue(f.isDone()); |
867 |
< |
threadAssertTrue(f.number == 21); |
868 |
< |
threadAssertTrue(g.isDone()); |
869 |
< |
threadAssertTrue(g.number == 34); |
870 |
< |
threadAssertTrue(h.isDone()); |
871 |
< |
threadAssertTrue(h.number == 13); |
866 |
> |
assertEquals(21, f.number); |
867 |
> |
assertEquals(34, g.number); |
868 |
> |
assertEquals(13, h.number); |
869 |
> |
checkCompletedNormally(f); |
870 |
> |
checkCompletedNormally(g); |
871 |
> |
checkCompletedNormally(h); |
872 |
|
}}; |
873 |
|
testInvokeOnPool(mainPool(), a); |
874 |
|
} |
875 |
|
|
715 |
– |
|
876 |
|
/** |
877 |
|
* invokeAll(tasks) with any null task throws NPE |
878 |
|
*/ |
879 |
|
public void testInvokeAllNPE() { |
880 |
< |
RecursiveAction a = new RecursiveAction() { |
881 |
< |
public void compute() { |
880 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
881 |
> |
protected void realCompute() { |
882 |
> |
AsyncFib f = new AsyncFib(8); |
883 |
> |
AsyncFib g = new AsyncFib(9); |
884 |
> |
AsyncFib h = null; |
885 |
|
try { |
723 |
– |
AsyncFib f = new AsyncFib(8); |
724 |
– |
AsyncFib g = new AsyncFib(9); |
725 |
– |
AsyncFib h = null; |
886 |
|
invokeAll(f, g, h); |
887 |
|
shouldThrow(); |
888 |
< |
} catch (NullPointerException success) { |
729 |
< |
} |
888 |
> |
} catch (NullPointerException success) {} |
889 |
|
}}; |
890 |
|
testInvokeOnPool(mainPool(), a); |
891 |
|
} |
894 |
|
* invokeAll(t1, t2) throw exception if any task does |
895 |
|
*/ |
896 |
|
public void testAbnormalInvokeAll2() { |
897 |
< |
RecursiveAction a = new RecursiveAction() { |
898 |
< |
public void compute() { |
897 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
898 |
> |
protected void realCompute() { |
899 |
> |
AsyncFib f = new AsyncFib(8); |
900 |
> |
FailingAsyncFib g = new FailingAsyncFib(9); |
901 |
> |
ForkJoinTask<?>[] tasks = { f, g }; |
902 |
> |
shuffle(tasks); |
903 |
|
try { |
904 |
< |
AsyncFib f = new AsyncFib(8); |
742 |
< |
FailingAsyncFib g = new FailingAsyncFib(9); |
743 |
< |
invokeAll(f, g); |
904 |
> |
invokeAll(tasks); |
905 |
|
shouldThrow(); |
906 |
|
} catch (FJException success) { |
907 |
+ |
checkCompletedAbnormally(g, success); |
908 |
|
} |
909 |
|
}}; |
910 |
|
testInvokeOnPool(mainPool(), a); |
914 |
|
* invokeAll(tasks) with 1 argument throws exception if task does |
915 |
|
*/ |
916 |
|
public void testAbnormalInvokeAll1() { |
917 |
< |
RecursiveAction a = new RecursiveAction() { |
918 |
< |
public void compute() { |
917 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
918 |
> |
protected void realCompute() { |
919 |
> |
FailingAsyncFib g = new FailingAsyncFib(9); |
920 |
|
try { |
758 |
– |
FailingAsyncFib g = new FailingAsyncFib(9); |
921 |
|
invokeAll(g); |
922 |
|
shouldThrow(); |
923 |
|
} catch (FJException success) { |
924 |
+ |
checkCompletedAbnormally(g, success); |
925 |
|
} |
926 |
|
}}; |
927 |
|
testInvokeOnPool(mainPool(), a); |
931 |
|
* invokeAll(tasks) with > 2 argument throws exception if any task does |
932 |
|
*/ |
933 |
|
public void testAbnormalInvokeAll3() { |
934 |
< |
RecursiveAction a = new RecursiveAction() { |
935 |
< |
public void compute() { |
934 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
935 |
> |
protected void realCompute() { |
936 |
> |
AsyncFib f = new AsyncFib(8); |
937 |
> |
FailingAsyncFib g = new FailingAsyncFib(9); |
938 |
> |
AsyncFib h = new AsyncFib(7); |
939 |
> |
ForkJoinTask<?>[] tasks = { f, g, h }; |
940 |
> |
shuffle(tasks); |
941 |
|
try { |
942 |
< |
AsyncFib f = new AsyncFib(8); |
775 |
< |
FailingAsyncFib g = new FailingAsyncFib(9); |
776 |
< |
AsyncFib h = new AsyncFib(7); |
777 |
< |
invokeAll(f, g, h); |
942 |
> |
invokeAll(tasks); |
943 |
|
shouldThrow(); |
944 |
|
} catch (FJException success) { |
945 |
+ |
checkCompletedAbnormally(g, success); |
946 |
|
} |
947 |
|
}}; |
948 |
|
testInvokeOnPool(mainPool(), a); |
949 |
|
} |
950 |
|
|
951 |
|
/** |
952 |
< |
* invokeAll(collection) throws exception if any task does |
952 |
> |
* invokeAll(collection) throws exception if any task does |
953 |
|
*/ |
954 |
|
public void testAbnormalInvokeAllCollection() { |
955 |
< |
RecursiveAction a = new RecursiveAction() { |
956 |
< |
public void compute() { |
955 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
956 |
> |
protected void realCompute() { |
957 |
> |
FailingAsyncFib f = new FailingAsyncFib(8); |
958 |
> |
AsyncFib g = new AsyncFib(9); |
959 |
> |
AsyncFib h = new AsyncFib(7); |
960 |
> |
ForkJoinTask<?>[] tasks = { f, g, h }; |
961 |
> |
shuffle(tasks); |
962 |
|
try { |
963 |
< |
FailingAsyncFib f = new FailingAsyncFib(8); |
793 |
< |
AsyncFib g = new AsyncFib(9); |
794 |
< |
AsyncFib h = new AsyncFib(7); |
795 |
< |
HashSet set = new HashSet(); |
796 |
< |
set.add(f); |
797 |
< |
set.add(g); |
798 |
< |
set.add(h); |
799 |
< |
invokeAll(set); |
963 |
> |
invokeAll(Arrays.asList(tasks)); |
964 |
|
shouldThrow(); |
965 |
|
} catch (FJException success) { |
966 |
+ |
checkCompletedAbnormally(f, success); |
967 |
|
} |
968 |
|
}}; |
969 |
|
testInvokeOnPool(mainPool(), a); |
974 |
|
* and suppresses execution |
975 |
|
*/ |
976 |
|
public void testTryUnfork() { |
977 |
< |
RecursiveAction a = new RecursiveAction() { |
978 |
< |
public void compute() { |
977 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
978 |
> |
protected void realCompute() { |
979 |
|
AsyncFib g = new AsyncFib(9); |
980 |
< |
threadAssertSame(g, g.fork()); |
980 |
> |
assertSame(g, g.fork()); |
981 |
|
AsyncFib f = new AsyncFib(8); |
982 |
< |
threadAssertSame(f, f.fork()); |
983 |
< |
threadAssertTrue(f.tryUnfork()); |
982 |
> |
assertSame(f, f.fork()); |
983 |
> |
assertTrue(f.tryUnfork()); |
984 |
|
helpQuiesce(); |
985 |
< |
threadAssertFalse(f.isDone()); |
986 |
< |
threadAssertTrue(g.isDone()); |
985 |
> |
checkNotDone(f); |
986 |
> |
checkCompletedNormally(g); |
987 |
|
}}; |
988 |
|
testInvokeOnPool(singletonPool(), a); |
989 |
|
} |
993 |
|
* there are more tasks than threads |
994 |
|
*/ |
995 |
|
public void testGetSurplusQueuedTaskCount() { |
996 |
< |
RecursiveAction a = new RecursiveAction() { |
997 |
< |
public void compute() { |
996 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
997 |
> |
protected void realCompute() { |
998 |
|
AsyncFib h = new AsyncFib(7); |
999 |
< |
threadAssertSame(h, h.fork()); |
999 |
> |
assertSame(h, h.fork()); |
1000 |
|
AsyncFib g = new AsyncFib(9); |
1001 |
< |
threadAssertSame(g, g.fork()); |
1001 |
> |
assertSame(g, g.fork()); |
1002 |
|
AsyncFib f = new AsyncFib(8); |
1003 |
< |
threadAssertSame(f, f.fork()); |
1004 |
< |
threadAssertTrue(getSurplusQueuedTaskCount() > 0); |
1003 |
> |
assertSame(f, f.fork()); |
1004 |
> |
assertTrue(getSurplusQueuedTaskCount() > 0); |
1005 |
|
helpQuiesce(); |
1006 |
+ |
assertEquals(0, getSurplusQueuedTaskCount()); |
1007 |
+ |
checkCompletedNormally(f); |
1008 |
+ |
checkCompletedNormally(g); |
1009 |
+ |
checkCompletedNormally(h); |
1010 |
|
}}; |
1011 |
|
testInvokeOnPool(singletonPool(), a); |
1012 |
|
} |
1015 |
|
* peekNextLocalTask returns most recent unexecuted task. |
1016 |
|
*/ |
1017 |
|
public void testPeekNextLocalTask() { |
1018 |
< |
RecursiveAction a = new RecursiveAction() { |
1019 |
< |
public void compute() { |
1018 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
1019 |
> |
protected void realCompute() { |
1020 |
|
AsyncFib g = new AsyncFib(9); |
1021 |
< |
threadAssertSame(g, g.fork()); |
1021 |
> |
assertSame(g, g.fork()); |
1022 |
|
AsyncFib f = new AsyncFib(8); |
1023 |
< |
threadAssertSame(f, f.fork()); |
1024 |
< |
threadAssertTrue(peekNextLocalTask() == f); |
1025 |
< |
threadAssertNull(f.join()); |
1026 |
< |
threadAssertTrue(f.isDone()); |
1023 |
> |
assertSame(f, f.fork()); |
1024 |
> |
assertSame(f, peekNextLocalTask()); |
1025 |
> |
assertNull(f.join()); |
1026 |
> |
checkCompletedNormally(f); |
1027 |
|
helpQuiesce(); |
1028 |
+ |
checkCompletedNormally(g); |
1029 |
|
}}; |
1030 |
|
testInvokeOnPool(singletonPool(), a); |
1031 |
|
} |
1032 |
|
|
1033 |
|
/** |
1034 |
< |
* pollNextLocalTask returns most recent unexecuted task |
1035 |
< |
* without executing it |
1034 |
> |
* pollNextLocalTask returns most recent unexecuted task without |
1035 |
> |
* executing it |
1036 |
|
*/ |
1037 |
|
public void testPollNextLocalTask() { |
1038 |
< |
RecursiveAction a = new RecursiveAction() { |
1039 |
< |
public void compute() { |
1038 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
1039 |
> |
protected void realCompute() { |
1040 |
|
AsyncFib g = new AsyncFib(9); |
1041 |
< |
threadAssertSame(g, g.fork()); |
1041 |
> |
assertSame(g, g.fork()); |
1042 |
|
AsyncFib f = new AsyncFib(8); |
1043 |
< |
threadAssertSame(f, f.fork()); |
1044 |
< |
threadAssertTrue(pollNextLocalTask() == f); |
1043 |
> |
assertSame(f, f.fork()); |
1044 |
> |
assertSame(f, pollNextLocalTask()); |
1045 |
|
helpQuiesce(); |
1046 |
< |
threadAssertFalse(f.isDone()); |
1046 |
> |
checkNotDone(f); |
1047 |
> |
assertEquals(34, g.number); |
1048 |
> |
checkCompletedNormally(g); |
1049 |
|
}}; |
1050 |
|
testInvokeOnPool(singletonPool(), a); |
1051 |
|
} |
1052 |
|
|
1053 |
|
/** |
1054 |
< |
* pollTask returns an unexecuted task |
883 |
< |
* without executing it |
1054 |
> |
* pollTask returns an unexecuted task without executing it |
1055 |
|
*/ |
1056 |
|
public void testPollTask() { |
1057 |
< |
RecursiveAction a = new RecursiveAction() { |
1058 |
< |
public void compute() { |
1057 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
1058 |
> |
protected void realCompute() { |
1059 |
|
AsyncFib g = new AsyncFib(9); |
1060 |
< |
threadAssertSame(g, g.fork()); |
1060 |
> |
assertSame(g, g.fork()); |
1061 |
|
AsyncFib f = new AsyncFib(8); |
1062 |
< |
threadAssertSame(f, f.fork()); |
1063 |
< |
threadAssertTrue(pollTask() == f); |
1062 |
> |
assertSame(f, f.fork()); |
1063 |
> |
assertSame(f, pollTask()); |
1064 |
|
helpQuiesce(); |
1065 |
< |
threadAssertFalse(f.isDone()); |
1066 |
< |
threadAssertTrue(g.isDone()); |
1065 |
> |
checkNotDone(f); |
1066 |
> |
checkCompletedNormally(g); |
1067 |
|
}}; |
1068 |
|
testInvokeOnPool(singletonPool(), a); |
1069 |
|
} |
1072 |
|
* peekNextLocalTask returns least recent unexecuted task in async mode |
1073 |
|
*/ |
1074 |
|
public void testPeekNextLocalTaskAsync() { |
1075 |
< |
RecursiveAction a = new RecursiveAction() { |
1076 |
< |
public void compute() { |
1075 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
1076 |
> |
protected void realCompute() { |
1077 |
|
AsyncFib g = new AsyncFib(9); |
1078 |
< |
threadAssertSame(g, g.fork()); |
1078 |
> |
assertSame(g, g.fork()); |
1079 |
|
AsyncFib f = new AsyncFib(8); |
1080 |
< |
threadAssertSame(f, f.fork()); |
1081 |
< |
threadAssertTrue(peekNextLocalTask() == g); |
1082 |
< |
threadAssertNull(f.join()); |
1080 |
> |
assertSame(f, f.fork()); |
1081 |
> |
assertSame(g, peekNextLocalTask()); |
1082 |
> |
assertNull(f.join()); |
1083 |
|
helpQuiesce(); |
1084 |
< |
threadAssertTrue(f.isDone()); |
1084 |
> |
checkCompletedNormally(f); |
1085 |
> |
assertEquals(34, g.number); |
1086 |
> |
checkCompletedNormally(g); |
1087 |
|
}}; |
1088 |
|
testInvokeOnPool(asyncSingletonPool(), a); |
1089 |
|
} |
1090 |
|
|
1091 |
|
/** |
1092 |
< |
* pollNextLocalTask returns least recent unexecuted task |
1093 |
< |
* without executing it, in async mode |
1092 |
> |
* pollNextLocalTask returns least recent unexecuted task without |
1093 |
> |
* executing it, in async mode |
1094 |
|
*/ |
1095 |
|
public void testPollNextLocalTaskAsync() { |
1096 |
< |
RecursiveAction a = new RecursiveAction() { |
1097 |
< |
public void compute() { |
1096 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
1097 |
> |
protected void realCompute() { |
1098 |
|
AsyncFib g = new AsyncFib(9); |
1099 |
< |
threadAssertSame(g, g.fork()); |
1099 |
> |
assertSame(g, g.fork()); |
1100 |
|
AsyncFib f = new AsyncFib(8); |
1101 |
< |
threadAssertSame(f, f.fork()); |
1102 |
< |
threadAssertTrue(pollNextLocalTask() == g); |
1101 |
> |
assertSame(f, f.fork()); |
1102 |
> |
assertSame(g, pollNextLocalTask()); |
1103 |
|
helpQuiesce(); |
1104 |
< |
threadAssertTrue(f.isDone()); |
1105 |
< |
threadAssertFalse(g.isDone()); |
1104 |
> |
assertEquals(21, f.number); |
1105 |
> |
checkCompletedNormally(f); |
1106 |
> |
checkNotDone(g); |
1107 |
|
}}; |
1108 |
|
testInvokeOnPool(asyncSingletonPool(), a); |
1109 |
|
} |
1110 |
|
|
1111 |
|
/** |
1112 |
< |
* pollTask returns an unexecuted task |
1113 |
< |
* without executing it, in async mode |
1112 |
> |
* pollTask returns an unexecuted task without executing it, in |
1113 |
> |
* async mode |
1114 |
|
*/ |
1115 |
|
public void testPollTaskAsync() { |
1116 |
< |
RecursiveAction a = new RecursiveAction() { |
1117 |
< |
public void compute() { |
1116 |
> |
RecursiveAction a = new CheckedRecursiveAction() { |
1117 |
> |
protected void realCompute() { |
1118 |
|
AsyncFib g = new AsyncFib(9); |
1119 |
< |
threadAssertSame(g, g.fork()); |
1119 |
> |
assertSame(g, g.fork()); |
1120 |
|
AsyncFib f = new AsyncFib(8); |
1121 |
< |
threadAssertSame(f, f.fork()); |
1122 |
< |
threadAssertTrue(pollTask() == g); |
1121 |
> |
assertSame(f, f.fork()); |
1122 |
> |
assertSame(g, pollTask()); |
1123 |
|
helpQuiesce(); |
1124 |
< |
threadAssertTrue(f.isDone()); |
1125 |
< |
threadAssertFalse(g.isDone()); |
1124 |
> |
assertEquals(21, f.number); |
1125 |
> |
checkCompletedNormally(f); |
1126 |
> |
checkNotDone(g); |
1127 |
|
}}; |
1128 |
|
testInvokeOnPool(asyncSingletonPool(), a); |
1129 |
|
} |
1130 |
+ |
|
1131 |
+ |
// versions for singleton pools |
1132 |
+ |
|
1133 |
+ |
/** |
1134 |
+ |
* invoke returns when task completes normally. |
1135 |
+ |
* isCompletedAbnormally and isCancelled return false for normally |
1136 |
+ |
* completed tasks; getRawResult returns null. |
1137 |
+ |
*/ |
1138 |
+ |
public void testInvokeSingleton() { |
1139 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1140 |
+ |
protected void realCompute() { |
1141 |
+ |
AsyncFib f = new AsyncFib(8); |
1142 |
+ |
assertNull(f.invoke()); |
1143 |
+ |
assertEquals(21, f.number); |
1144 |
+ |
checkCompletedNormally(f); |
1145 |
+ |
}}; |
1146 |
+ |
testInvokeOnPool(singletonPool(), a); |
1147 |
+ |
} |
1148 |
+ |
|
1149 |
+ |
/** |
1150 |
+ |
* quietlyInvoke task returns when task completes normally. |
1151 |
+ |
* isCompletedAbnormally and isCancelled return false for normally |
1152 |
+ |
* completed tasks |
1153 |
+ |
*/ |
1154 |
+ |
public void testQuietlyInvokeSingleton() { |
1155 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1156 |
+ |
protected void realCompute() { |
1157 |
+ |
AsyncFib f = new AsyncFib(8); |
1158 |
+ |
f.quietlyInvoke(); |
1159 |
+ |
assertEquals(21, f.number); |
1160 |
+ |
checkCompletedNormally(f); |
1161 |
+ |
}}; |
1162 |
+ |
testInvokeOnPool(singletonPool(), a); |
1163 |
+ |
} |
1164 |
+ |
|
1165 |
+ |
/** |
1166 |
+ |
* join of a forked task returns when task completes |
1167 |
+ |
*/ |
1168 |
+ |
public void testForkJoinSingleton() { |
1169 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1170 |
+ |
protected void realCompute() { |
1171 |
+ |
AsyncFib f = new AsyncFib(8); |
1172 |
+ |
assertSame(f, f.fork()); |
1173 |
+ |
assertNull(f.join()); |
1174 |
+ |
assertEquals(21, f.number); |
1175 |
+ |
checkCompletedNormally(f); |
1176 |
+ |
}}; |
1177 |
+ |
testInvokeOnPool(singletonPool(), a); |
1178 |
+ |
} |
1179 |
+ |
|
1180 |
+ |
/** |
1181 |
+ |
* get of a forked task returns when task completes |
1182 |
+ |
*/ |
1183 |
+ |
public void testForkGetSingleton() { |
1184 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1185 |
+ |
protected void realCompute() throws Exception { |
1186 |
+ |
AsyncFib f = new AsyncFib(8); |
1187 |
+ |
assertSame(f, f.fork()); |
1188 |
+ |
assertNull(f.get()); |
1189 |
+ |
assertEquals(21, f.number); |
1190 |
+ |
checkCompletedNormally(f); |
1191 |
+ |
}}; |
1192 |
+ |
testInvokeOnPool(singletonPool(), a); |
1193 |
+ |
} |
1194 |
+ |
|
1195 |
+ |
/** |
1196 |
+ |
* timed get of a forked task returns when task completes |
1197 |
+ |
*/ |
1198 |
+ |
public void testForkTimedGetSingleton() { |
1199 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1200 |
+ |
protected void realCompute() throws Exception { |
1201 |
+ |
AsyncFib f = new AsyncFib(8); |
1202 |
+ |
assertSame(f, f.fork()); |
1203 |
+ |
assertNull(f.get(LONG_DELAY_MS, MILLISECONDS)); |
1204 |
+ |
assertEquals(21, f.number); |
1205 |
+ |
checkCompletedNormally(f); |
1206 |
+ |
}}; |
1207 |
+ |
testInvokeOnPool(singletonPool(), a); |
1208 |
+ |
} |
1209 |
+ |
|
1210 |
+ |
/** |
1211 |
+ |
* timed get with null time unit throws NPE |
1212 |
+ |
*/ |
1213 |
+ |
public void testForkTimedGetNPESingleton() { |
1214 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1215 |
+ |
protected void realCompute() throws Exception { |
1216 |
+ |
AsyncFib f = new AsyncFib(8); |
1217 |
+ |
assertSame(f, f.fork()); |
1218 |
+ |
try { |
1219 |
+ |
f.get(randomTimeout(), null); |
1220 |
+ |
shouldThrow(); |
1221 |
+ |
} catch (NullPointerException success) {} |
1222 |
+ |
}}; |
1223 |
+ |
testInvokeOnPool(singletonPool(), a); |
1224 |
+ |
} |
1225 |
+ |
|
1226 |
+ |
/** |
1227 |
+ |
* quietlyJoin of a forked task returns when task completes |
1228 |
+ |
*/ |
1229 |
+ |
public void testForkQuietlyJoinSingleton() { |
1230 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1231 |
+ |
protected void realCompute() { |
1232 |
+ |
AsyncFib f = new AsyncFib(8); |
1233 |
+ |
assertSame(f, f.fork()); |
1234 |
+ |
f.quietlyJoin(); |
1235 |
+ |
assertEquals(21, f.number); |
1236 |
+ |
checkCompletedNormally(f); |
1237 |
+ |
}}; |
1238 |
+ |
testInvokeOnPool(singletonPool(), a); |
1239 |
+ |
} |
1240 |
+ |
|
1241 |
+ |
/** |
1242 |
+ |
* helpQuiesce returns when tasks are complete. |
1243 |
+ |
* getQueuedTaskCount returns 0 when quiescent |
1244 |
+ |
*/ |
1245 |
+ |
public void testForkHelpQuiesceSingleton() { |
1246 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1247 |
+ |
protected void realCompute() { |
1248 |
+ |
AsyncFib f = new AsyncFib(8); |
1249 |
+ |
assertSame(f, f.fork()); |
1250 |
+ |
helpQuiesce(); |
1251 |
+ |
assertEquals(0, getQueuedTaskCount()); |
1252 |
+ |
assertEquals(21, f.number); |
1253 |
+ |
checkCompletedNormally(f); |
1254 |
+ |
}}; |
1255 |
+ |
testInvokeOnPool(singletonPool(), a); |
1256 |
+ |
} |
1257 |
+ |
|
1258 |
+ |
/** |
1259 |
+ |
* invoke task throws exception when task completes abnormally |
1260 |
+ |
*/ |
1261 |
+ |
public void testAbnormalInvokeSingleton() { |
1262 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1263 |
+ |
protected void realCompute() { |
1264 |
+ |
FailingAsyncFib f = new FailingAsyncFib(8); |
1265 |
+ |
try { |
1266 |
+ |
f.invoke(); |
1267 |
+ |
shouldThrow(); |
1268 |
+ |
} catch (FJException success) { |
1269 |
+ |
checkCompletedAbnormally(f, success); |
1270 |
+ |
} |
1271 |
+ |
}}; |
1272 |
+ |
testInvokeOnPool(singletonPool(), a); |
1273 |
+ |
} |
1274 |
+ |
|
1275 |
+ |
/** |
1276 |
+ |
* quietlyInvoke task returns when task completes abnormally |
1277 |
+ |
*/ |
1278 |
+ |
public void testAbnormalQuietlyInvokeSingleton() { |
1279 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1280 |
+ |
protected void realCompute() { |
1281 |
+ |
FailingAsyncFib f = new FailingAsyncFib(8); |
1282 |
+ |
f.quietlyInvoke(); |
1283 |
+ |
assertTrue(f.getException() instanceof FJException); |
1284 |
+ |
checkCompletedAbnormally(f, f.getException()); |
1285 |
+ |
}}; |
1286 |
+ |
testInvokeOnPool(singletonPool(), a); |
1287 |
+ |
} |
1288 |
+ |
|
1289 |
+ |
/** |
1290 |
+ |
* join of a forked task throws exception when task completes abnormally |
1291 |
+ |
*/ |
1292 |
+ |
public void testAbnormalForkJoinSingleton() { |
1293 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1294 |
+ |
protected void realCompute() { |
1295 |
+ |
FailingAsyncFib f = new FailingAsyncFib(8); |
1296 |
+ |
assertSame(f, f.fork()); |
1297 |
+ |
try { |
1298 |
+ |
f.join(); |
1299 |
+ |
shouldThrow(); |
1300 |
+ |
} catch (FJException success) { |
1301 |
+ |
checkCompletedAbnormally(f, success); |
1302 |
+ |
} |
1303 |
+ |
}}; |
1304 |
+ |
testInvokeOnPool(singletonPool(), a); |
1305 |
+ |
} |
1306 |
+ |
|
1307 |
+ |
/** |
1308 |
+ |
* get of a forked task throws exception when task completes abnormally |
1309 |
+ |
*/ |
1310 |
+ |
public void testAbnormalForkGetSingleton() { |
1311 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1312 |
+ |
protected void realCompute() throws Exception { |
1313 |
+ |
FailingAsyncFib f = new FailingAsyncFib(8); |
1314 |
+ |
assertSame(f, f.fork()); |
1315 |
+ |
try { |
1316 |
+ |
f.get(); |
1317 |
+ |
shouldThrow(); |
1318 |
+ |
} catch (ExecutionException success) { |
1319 |
+ |
Throwable cause = success.getCause(); |
1320 |
+ |
assertTrue(cause instanceof FJException); |
1321 |
+ |
checkCompletedAbnormally(f, cause); |
1322 |
+ |
} |
1323 |
+ |
}}; |
1324 |
+ |
testInvokeOnPool(singletonPool(), a); |
1325 |
+ |
} |
1326 |
+ |
|
1327 |
+ |
/** |
1328 |
+ |
* timed get of a forked task throws exception when task completes abnormally |
1329 |
+ |
*/ |
1330 |
+ |
public void testAbnormalForkTimedGetSingleton() { |
1331 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1332 |
+ |
protected void realCompute() throws Exception { |
1333 |
+ |
FailingAsyncFib f = new FailingAsyncFib(8); |
1334 |
+ |
assertSame(f, f.fork()); |
1335 |
+ |
try { |
1336 |
+ |
f.get(LONG_DELAY_MS, MILLISECONDS); |
1337 |
+ |
shouldThrow(); |
1338 |
+ |
} catch (ExecutionException success) { |
1339 |
+ |
Throwable cause = success.getCause(); |
1340 |
+ |
assertTrue(cause instanceof FJException); |
1341 |
+ |
checkCompletedAbnormally(f, cause); |
1342 |
+ |
} |
1343 |
+ |
}}; |
1344 |
+ |
testInvokeOnPool(singletonPool(), a); |
1345 |
+ |
} |
1346 |
+ |
|
1347 |
+ |
/** |
1348 |
+ |
* quietlyJoin of a forked task returns when task completes abnormally |
1349 |
+ |
*/ |
1350 |
+ |
public void testAbnormalForkQuietlyJoinSingleton() { |
1351 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1352 |
+ |
protected void realCompute() { |
1353 |
+ |
FailingAsyncFib f = new FailingAsyncFib(8); |
1354 |
+ |
assertSame(f, f.fork()); |
1355 |
+ |
f.quietlyJoin(); |
1356 |
+ |
assertTrue(f.getException() instanceof FJException); |
1357 |
+ |
checkCompletedAbnormally(f, f.getException()); |
1358 |
+ |
}}; |
1359 |
+ |
testInvokeOnPool(singletonPool(), a); |
1360 |
+ |
} |
1361 |
+ |
|
1362 |
+ |
/** |
1363 |
+ |
* invoke task throws exception when task cancelled |
1364 |
+ |
*/ |
1365 |
+ |
public void testCancelledInvokeSingleton() { |
1366 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1367 |
+ |
protected void realCompute() { |
1368 |
+ |
AsyncFib f = new AsyncFib(8); |
1369 |
+ |
assertTrue(f.cancel(true)); |
1370 |
+ |
try { |
1371 |
+ |
f.invoke(); |
1372 |
+ |
shouldThrow(); |
1373 |
+ |
} catch (CancellationException success) { |
1374 |
+ |
checkCancelled(f); |
1375 |
+ |
} |
1376 |
+ |
}}; |
1377 |
+ |
testInvokeOnPool(singletonPool(), a); |
1378 |
+ |
} |
1379 |
+ |
|
1380 |
+ |
/** |
1381 |
+ |
* join of a forked task throws exception when task cancelled |
1382 |
+ |
*/ |
1383 |
+ |
public void testCancelledForkJoinSingleton() { |
1384 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1385 |
+ |
protected void realCompute() { |
1386 |
+ |
AsyncFib f = new AsyncFib(8); |
1387 |
+ |
assertTrue(f.cancel(true)); |
1388 |
+ |
assertSame(f, f.fork()); |
1389 |
+ |
try { |
1390 |
+ |
f.join(); |
1391 |
+ |
shouldThrow(); |
1392 |
+ |
} catch (CancellationException success) { |
1393 |
+ |
checkCancelled(f); |
1394 |
+ |
} |
1395 |
+ |
}}; |
1396 |
+ |
testInvokeOnPool(singletonPool(), a); |
1397 |
+ |
} |
1398 |
+ |
|
1399 |
+ |
/** |
1400 |
+ |
* get of a forked task throws exception when task cancelled |
1401 |
+ |
*/ |
1402 |
+ |
public void testCancelledForkGetSingleton() { |
1403 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1404 |
+ |
protected void realCompute() throws Exception { |
1405 |
+ |
AsyncFib f = new AsyncFib(8); |
1406 |
+ |
assertTrue(f.cancel(true)); |
1407 |
+ |
assertSame(f, f.fork()); |
1408 |
+ |
try { |
1409 |
+ |
f.get(); |
1410 |
+ |
shouldThrow(); |
1411 |
+ |
} catch (CancellationException success) { |
1412 |
+ |
checkCancelled(f); |
1413 |
+ |
} |
1414 |
+ |
}}; |
1415 |
+ |
testInvokeOnPool(singletonPool(), a); |
1416 |
+ |
} |
1417 |
+ |
|
1418 |
+ |
/** |
1419 |
+ |
* timed get of a forked task throws exception when task cancelled |
1420 |
+ |
*/ |
1421 |
+ |
public void testCancelledForkTimedGetSingleton() throws Exception { |
1422 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1423 |
+ |
protected void realCompute() throws Exception { |
1424 |
+ |
AsyncFib f = new AsyncFib(8); |
1425 |
+ |
assertTrue(f.cancel(true)); |
1426 |
+ |
assertSame(f, f.fork()); |
1427 |
+ |
try { |
1428 |
+ |
f.get(LONG_DELAY_MS, MILLISECONDS); |
1429 |
+ |
shouldThrow(); |
1430 |
+ |
} catch (CancellationException success) { |
1431 |
+ |
checkCancelled(f); |
1432 |
+ |
} |
1433 |
+ |
}}; |
1434 |
+ |
testInvokeOnPool(singletonPool(), a); |
1435 |
+ |
} |
1436 |
+ |
|
1437 |
+ |
/** |
1438 |
+ |
* quietlyJoin of a forked task returns when task cancelled |
1439 |
+ |
*/ |
1440 |
+ |
public void testCancelledForkQuietlyJoinSingleton() { |
1441 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1442 |
+ |
protected void realCompute() { |
1443 |
+ |
AsyncFib f = new AsyncFib(8); |
1444 |
+ |
assertTrue(f.cancel(true)); |
1445 |
+ |
assertSame(f, f.fork()); |
1446 |
+ |
f.quietlyJoin(); |
1447 |
+ |
checkCancelled(f); |
1448 |
+ |
}}; |
1449 |
+ |
testInvokeOnPool(singletonPool(), a); |
1450 |
+ |
} |
1451 |
+ |
|
1452 |
+ |
/** |
1453 |
+ |
* invoke task throws exception after invoking completeExceptionally |
1454 |
+ |
*/ |
1455 |
+ |
public void testCompleteExceptionallySingleton() { |
1456 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1457 |
+ |
protected void realCompute() { |
1458 |
+ |
AsyncFib f = new AsyncFib(8); |
1459 |
+ |
f.completeExceptionally(new FJException()); |
1460 |
+ |
try { |
1461 |
+ |
f.invoke(); |
1462 |
+ |
shouldThrow(); |
1463 |
+ |
} catch (FJException success) { |
1464 |
+ |
checkCompletedAbnormally(f, success); |
1465 |
+ |
} |
1466 |
+ |
}}; |
1467 |
+ |
testInvokeOnPool(singletonPool(), a); |
1468 |
+ |
} |
1469 |
+ |
|
1470 |
+ |
/** |
1471 |
+ |
* invokeAll(t1, t2) invokes all task arguments |
1472 |
+ |
*/ |
1473 |
+ |
public void testInvokeAll2Singleton() { |
1474 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1475 |
+ |
protected void realCompute() { |
1476 |
+ |
AsyncFib f = new AsyncFib(8); |
1477 |
+ |
AsyncFib g = new AsyncFib(9); |
1478 |
+ |
invokeAll(f, g); |
1479 |
+ |
assertEquals(21, f.number); |
1480 |
+ |
assertEquals(34, g.number); |
1481 |
+ |
checkCompletedNormally(f); |
1482 |
+ |
checkCompletedNormally(g); |
1483 |
+ |
}}; |
1484 |
+ |
testInvokeOnPool(singletonPool(), a); |
1485 |
+ |
} |
1486 |
+ |
|
1487 |
+ |
/** |
1488 |
+ |
* invokeAll(tasks) with 1 argument invokes task |
1489 |
+ |
*/ |
1490 |
+ |
public void testInvokeAll1Singleton() { |
1491 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1492 |
+ |
protected void realCompute() { |
1493 |
+ |
AsyncFib f = new AsyncFib(8); |
1494 |
+ |
invokeAll(f); |
1495 |
+ |
checkCompletedNormally(f); |
1496 |
+ |
assertEquals(21, f.number); |
1497 |
+ |
}}; |
1498 |
+ |
testInvokeOnPool(singletonPool(), a); |
1499 |
+ |
} |
1500 |
+ |
|
1501 |
+ |
/** |
1502 |
+ |
* invokeAll(tasks) with > 2 argument invokes tasks |
1503 |
+ |
*/ |
1504 |
+ |
public void testInvokeAll3Singleton() { |
1505 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1506 |
+ |
protected void realCompute() { |
1507 |
+ |
AsyncFib f = new AsyncFib(8); |
1508 |
+ |
AsyncFib g = new AsyncFib(9); |
1509 |
+ |
AsyncFib h = new AsyncFib(7); |
1510 |
+ |
invokeAll(f, g, h); |
1511 |
+ |
assertEquals(21, f.number); |
1512 |
+ |
assertEquals(34, g.number); |
1513 |
+ |
assertEquals(13, h.number); |
1514 |
+ |
checkCompletedNormally(f); |
1515 |
+ |
checkCompletedNormally(g); |
1516 |
+ |
checkCompletedNormally(h); |
1517 |
+ |
}}; |
1518 |
+ |
testInvokeOnPool(singletonPool(), a); |
1519 |
+ |
} |
1520 |
+ |
|
1521 |
+ |
/** |
1522 |
+ |
* invokeAll(collection) invokes all tasks in the collection |
1523 |
+ |
*/ |
1524 |
+ |
public void testInvokeAllCollectionSingleton() { |
1525 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1526 |
+ |
protected void realCompute() { |
1527 |
+ |
AsyncFib f = new AsyncFib(8); |
1528 |
+ |
AsyncFib g = new AsyncFib(9); |
1529 |
+ |
AsyncFib h = new AsyncFib(7); |
1530 |
+ |
HashSet<ForkJoinTask<?>> set = new HashSet<>(); |
1531 |
+ |
set.add(f); |
1532 |
+ |
set.add(g); |
1533 |
+ |
set.add(h); |
1534 |
+ |
invokeAll(set); |
1535 |
+ |
assertEquals(21, f.number); |
1536 |
+ |
assertEquals(34, g.number); |
1537 |
+ |
assertEquals(13, h.number); |
1538 |
+ |
checkCompletedNormally(f); |
1539 |
+ |
checkCompletedNormally(g); |
1540 |
+ |
checkCompletedNormally(h); |
1541 |
+ |
}}; |
1542 |
+ |
testInvokeOnPool(singletonPool(), a); |
1543 |
+ |
} |
1544 |
+ |
|
1545 |
+ |
/** |
1546 |
+ |
* invokeAll(tasks) with any null task throws NPE |
1547 |
+ |
*/ |
1548 |
+ |
public void testInvokeAllNPESingleton() { |
1549 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1550 |
+ |
protected void realCompute() { |
1551 |
+ |
AsyncFib f = new AsyncFib(8); |
1552 |
+ |
AsyncFib g = new AsyncFib(9); |
1553 |
+ |
AsyncFib h = null; |
1554 |
+ |
try { |
1555 |
+ |
invokeAll(f, g, h); |
1556 |
+ |
shouldThrow(); |
1557 |
+ |
} catch (NullPointerException success) {} |
1558 |
+ |
}}; |
1559 |
+ |
testInvokeOnPool(singletonPool(), a); |
1560 |
+ |
} |
1561 |
+ |
|
1562 |
+ |
/** |
1563 |
+ |
* invokeAll(t1, t2) throw exception if any task does |
1564 |
+ |
*/ |
1565 |
+ |
public void testAbnormalInvokeAll2Singleton() { |
1566 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1567 |
+ |
protected void realCompute() { |
1568 |
+ |
AsyncFib f = new AsyncFib(8); |
1569 |
+ |
FailingAsyncFib g = new FailingAsyncFib(9); |
1570 |
+ |
ForkJoinTask<?>[] tasks = { f, g }; |
1571 |
+ |
shuffle(tasks); |
1572 |
+ |
try { |
1573 |
+ |
invokeAll(tasks); |
1574 |
+ |
shouldThrow(); |
1575 |
+ |
} catch (FJException success) { |
1576 |
+ |
checkCompletedAbnormally(g, success); |
1577 |
+ |
} |
1578 |
+ |
}}; |
1579 |
+ |
testInvokeOnPool(singletonPool(), a); |
1580 |
+ |
} |
1581 |
+ |
|
1582 |
+ |
/** |
1583 |
+ |
* invokeAll(tasks) with 1 argument throws exception if task does |
1584 |
+ |
*/ |
1585 |
+ |
public void testAbnormalInvokeAll1Singleton() { |
1586 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1587 |
+ |
protected void realCompute() { |
1588 |
+ |
FailingAsyncFib g = new FailingAsyncFib(9); |
1589 |
+ |
try { |
1590 |
+ |
invokeAll(g); |
1591 |
+ |
shouldThrow(); |
1592 |
+ |
} catch (FJException success) { |
1593 |
+ |
checkCompletedAbnormally(g, success); |
1594 |
+ |
} |
1595 |
+ |
}}; |
1596 |
+ |
testInvokeOnPool(singletonPool(), a); |
1597 |
+ |
} |
1598 |
+ |
|
1599 |
+ |
/** |
1600 |
+ |
* invokeAll(tasks) with > 2 argument throws exception if any task does |
1601 |
+ |
*/ |
1602 |
+ |
public void testAbnormalInvokeAll3Singleton() { |
1603 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1604 |
+ |
protected void realCompute() { |
1605 |
+ |
AsyncFib f = new AsyncFib(8); |
1606 |
+ |
FailingAsyncFib g = new FailingAsyncFib(9); |
1607 |
+ |
AsyncFib h = new AsyncFib(7); |
1608 |
+ |
ForkJoinTask<?>[] tasks = { f, g, h }; |
1609 |
+ |
shuffle(tasks); |
1610 |
+ |
try { |
1611 |
+ |
invokeAll(tasks); |
1612 |
+ |
shouldThrow(); |
1613 |
+ |
} catch (FJException success) { |
1614 |
+ |
checkCompletedAbnormally(g, success); |
1615 |
+ |
} |
1616 |
+ |
}}; |
1617 |
+ |
testInvokeOnPool(singletonPool(), a); |
1618 |
+ |
} |
1619 |
+ |
|
1620 |
+ |
/** |
1621 |
+ |
* invokeAll(collection) throws exception if any task does |
1622 |
+ |
*/ |
1623 |
+ |
public void testAbnormalInvokeAllCollectionSingleton() { |
1624 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1625 |
+ |
protected void realCompute() { |
1626 |
+ |
FailingAsyncFib f = new FailingAsyncFib(8); |
1627 |
+ |
AsyncFib g = new AsyncFib(9); |
1628 |
+ |
AsyncFib h = new AsyncFib(7); |
1629 |
+ |
ForkJoinTask<?>[] tasks = { f, g, h }; |
1630 |
+ |
shuffle(tasks); |
1631 |
+ |
try { |
1632 |
+ |
invokeAll(Arrays.asList(tasks)); |
1633 |
+ |
shouldThrow(); |
1634 |
+ |
} catch (FJException success) { |
1635 |
+ |
checkCompletedAbnormally(f, success); |
1636 |
+ |
} |
1637 |
+ |
}}; |
1638 |
+ |
testInvokeOnPool(singletonPool(), a); |
1639 |
+ |
} |
1640 |
+ |
|
1641 |
+ |
/** |
1642 |
+ |
* ForkJoinTask.quietlyComplete returns when task completes |
1643 |
+ |
* normally without setting a value. The most recent value |
1644 |
+ |
* established by setRawResult(V) (or null by default) is returned |
1645 |
+ |
* from invoke. |
1646 |
+ |
*/ |
1647 |
+ |
public void testQuietlyComplete() { |
1648 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
1649 |
+ |
protected void realCompute() { |
1650 |
+ |
AsyncFib f = new AsyncFib(8); |
1651 |
+ |
f.quietlyComplete(); |
1652 |
+ |
assertEquals(8, f.number); |
1653 |
+ |
checkCompletedNormally(f); |
1654 |
+ |
}}; |
1655 |
+ |
testInvokeOnPool(mainPool(), a); |
1656 |
+ |
} |
1657 |
+ |
|
1658 |
+ |
/** |
1659 |
+ |
* adapt(runnable).toString() contains toString of wrapped task |
1660 |
+ |
*/ |
1661 |
+ |
public void testAdapt_Runnable_toString() { |
1662 |
+ |
if (testImplementationDetails) { |
1663 |
+ |
Runnable r = () -> {}; |
1664 |
+ |
ForkJoinTask<?> task = ForkJoinTask.adapt(r); |
1665 |
+ |
assertEquals( |
1666 |
+ |
identityString(task) + "[Wrapped task = " + r.toString() + "]", |
1667 |
+ |
task.toString()); |
1668 |
+ |
} |
1669 |
+ |
} |
1670 |
+ |
|
1671 |
+ |
/** |
1672 |
+ |
* adapt(runnable, x).toString() contains toString of wrapped task |
1673 |
+ |
*/ |
1674 |
+ |
public void testAdapt_Runnable_withResult_toString() { |
1675 |
+ |
if (testImplementationDetails) { |
1676 |
+ |
Runnable r = () -> {}; |
1677 |
+ |
ForkJoinTask<String> task = ForkJoinTask.adapt(r, ""); |
1678 |
+ |
assertEquals( |
1679 |
+ |
identityString(task) + "[Wrapped task = " + r.toString() + "]", |
1680 |
+ |
task.toString()); |
1681 |
+ |
} |
1682 |
+ |
} |
1683 |
+ |
|
1684 |
+ |
/** |
1685 |
+ |
* adapt(callable).toString() contains toString of wrapped task |
1686 |
+ |
*/ |
1687 |
+ |
public void testAdapt_Callable_toString() { |
1688 |
+ |
if (testImplementationDetails) { |
1689 |
+ |
Callable<String> c = () -> ""; |
1690 |
+ |
ForkJoinTask<String> task = ForkJoinTask.adapt(c); |
1691 |
+ |
assertEquals( |
1692 |
+ |
identityString(task) + "[Wrapped task = " + c.toString() + "]", |
1693 |
+ |
task.toString()); |
1694 |
+ |
} |
1695 |
+ |
} |
1696 |
+ |
|
1697 |
+ |
// adaptInterruptible deferred to its own independent change |
1698 |
+ |
// https://bugs.openjdk.java.net/browse/JDK-8246587 |
1699 |
+ |
|
1700 |
+ |
// /** |
1701 |
+ |
// * adaptInterruptible(callable).toString() contains toString of wrapped task |
1702 |
+ |
// */ |
1703 |
+ |
// public void testAdaptInterruptible_Callable_toString() { |
1704 |
+ |
// if (testImplementationDetails) { |
1705 |
+ |
// Callable<String> c = () -> ""; |
1706 |
+ |
// ForkJoinTask<String> task = ForkJoinTask.adaptInterruptible(c); |
1707 |
+ |
// assertEquals( |
1708 |
+ |
// identityString(task) + "[Wrapped task = " + c.toString() + "]", |
1709 |
+ |
// task.toString()); |
1710 |
+ |
// } |
1711 |
+ |
// } |
1712 |
|
} |