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/* |
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* Written by members of JCP JSR-166 Expert Group and released to the |
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* public domain. Use, modify, and redistribute this code in any way |
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* without acknowledgement. Other contributors include Andrew Wright, |
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* Jeffrey Hayes, Pat Fischer, Mike Judd. |
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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/publicdomain/zero/1.0/ |
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* Other contributors include Andrew Wright, Jeffrey Hayes, |
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* Pat Fisher, Mike Judd. |
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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 static java.util.concurrent.TimeUnit.MILLISECONDS; |
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import java.math.BigInteger; |
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import java.security.*; |
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public class AbstractExecutorServiceTest extends JSR166TestCase{ |
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public class AbstractExecutorServiceTest 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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public static Test suite() { |
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return new TestSuite(ExecutorsTest.class); |
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return new TestSuite(AbstractExecutorServiceTest.class); |
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} |
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|
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/** |
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/** |
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* A no-frills implementation of AbstractExecutorService, designed |
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* to test the submit/invoke methods only. |
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* to test the submit methods only. |
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*/ |
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static class DirectExecutorService extends AbstractExecutorService { |
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public void execute(Runnable r) { r.run(); } |
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public void shutdown() { shutdown = true; } |
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public List<Runnable> shutdownNow() { shutdown = true; return Collections.EMPTY_LIST; } |
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public List<Runnable> shutdownNow() { |
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shutdown = true; |
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return Collections.EMPTY_LIST; |
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} |
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public boolean isShutdown() { return shutdown; } |
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public boolean isTerminated() { return isShutdown(); } |
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public boolean awaitTermination(long timeout, TimeUnit unit) { return isShutdown(); } |
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public boolean awaitTermination(long timeout, TimeUnit unit) { |
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return isShutdown(); |
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} |
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private volatile boolean shutdown = false; |
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} |
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private static final String TEST_STRING = "a test string"; |
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|
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private static class StringTask implements Callable<String> { |
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public String call() { return TEST_STRING; } |
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/** |
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* execute(runnable) runs it to completion |
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*/ |
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public void testExecuteRunnable() throws Exception { |
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ExecutorService e = new DirectExecutorService(); |
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TrackedShortRunnable task = new TrackedShortRunnable(); |
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assertFalse(task.done); |
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Future<?> future = e.submit(task); |
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future.get(); |
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assertTrue(task.done); |
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} |
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|
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/** |
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* execute of runnable runs it to completion |
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* Completed submit(callable) returns result |
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*/ |
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public void testExecuteRunnable() { |
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try { |
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ExecutorService e = new DirectExecutorService(); |
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TrackedShortRunnable task = new TrackedShortRunnable(); |
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assertFalse(task.done); |
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Future<?> future = e.submit(task); |
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future.get(); |
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assertTrue(task.done); |
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} |
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catch (ExecutionException ex) { |
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unexpectedException(); |
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} |
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catch (InterruptedException ex) { |
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unexpectedException(); |
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} |
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public void testSubmitCallable() throws Exception { |
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ExecutorService e = new DirectExecutorService(); |
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Future<String> future = e.submit(new StringTask()); |
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String result = future.get(); |
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assertSame(TEST_STRING, result); |
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} |
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/** |
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* Completed submit(runnable) returns successfully |
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*/ |
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public void testSubmitRunnable() throws Exception { |
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ExecutorService e = new DirectExecutorService(); |
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Future<?> future = e.submit(new NoOpRunnable()); |
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future.get(); |
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assertTrue(future.isDone()); |
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} |
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|
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/** |
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* execute of a callable runs it to completion |
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* Completed submit(runnable, result) returns result |
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*/ |
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public void testExecuteCallable() { |
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try { |
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ExecutorService e = new DirectExecutorService(); |
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Future<String> future = e.submit(new StringTask()); |
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String result = future.get(); |
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assertSame(TEST_STRING, result); |
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} |
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catch (ExecutionException ex) { |
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unexpectedException(); |
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} |
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catch (InterruptedException ex) { |
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unexpectedException(); |
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} |
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public void testSubmitRunnable2() throws Exception { |
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ExecutorService e = new DirectExecutorService(); |
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Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
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String result = future.get(); |
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assertSame(TEST_STRING, result); |
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} |
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/** |
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* execute of a privileged action runs it to completion |
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* A submitted privileged action runs to completion |
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*/ |
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public void testExecutePrivilegedAction() { |
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Policy savedPolicy = Policy.getPolicy(); |
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AdjustablePolicy policy = new AdjustablePolicy(); |
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policy.addPermission(new RuntimePermission("getContextClassLoader")); |
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policy.addPermission(new RuntimePermission("setContextClassLoader")); |
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Policy.setPolicy(policy); |
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try { |
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ExecutorService e = new DirectExecutorService(); |
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Future future = e.submit(new PrivilegedAction() { |
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public void testSubmitPrivilegedAction() throws Exception { |
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Runnable r = new CheckedRunnable() { |
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public void realRun() throws Exception { |
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ExecutorService e = new DirectExecutorService(); |
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Future future = e.submit(Executors.callable(new PrivilegedAction() { |
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public Object run() { |
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return TEST_STRING; |
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}}); |
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}})); |
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Object result = future.get(); |
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assertSame(TEST_STRING, result); |
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} |
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catch (ExecutionException ex) { |
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unexpectedException(); |
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} |
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catch (InterruptedException ex) { |
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unexpectedException(); |
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} |
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finally { |
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Policy.setPolicy(savedPolicy); |
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} |
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assertSame(TEST_STRING, future.get()); |
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}}; |
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|
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runWithPermissions(r, |
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new RuntimePermission("getClassLoader"), |
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new RuntimePermission("setContextClassLoader"), |
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new RuntimePermission("modifyThread")); |
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} |
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|
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/** |
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* execute of a privileged exception action runs it to completion |
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* A submitted privileged exception action runs to completion |
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*/ |
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public void testExecutePrivilegedExceptionAction() { |
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Policy savedPolicy = Policy.getPolicy(); |
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AdjustablePolicy policy = new AdjustablePolicy(); |
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policy.addPermission(new RuntimePermission("getContextClassLoader")); |
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policy.addPermission(new RuntimePermission("setContextClassLoader")); |
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Policy.setPolicy(policy); |
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try { |
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ExecutorService e = new DirectExecutorService(); |
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Future future = e.submit(new PrivilegedExceptionAction() { |
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public void testSubmitPrivilegedExceptionAction() throws Exception { |
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Runnable r = new CheckedRunnable() { |
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public void realRun() throws Exception { |
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ExecutorService e = new DirectExecutorService(); |
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Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
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public Object run() { |
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return TEST_STRING; |
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}}); |
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}})); |
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|
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Object result = future.get(); |
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assertSame(TEST_STRING, result); |
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} |
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catch (ExecutionException ex) { |
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unexpectedException(); |
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} |
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catch (InterruptedException ex) { |
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unexpectedException(); |
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} |
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finally { |
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Policy.setPolicy(savedPolicy); |
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} |
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assertSame(TEST_STRING, future.get()); |
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}}; |
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|
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runWithPermissions(r); |
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} |
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|
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/** |
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* execute of a failed privileged exception action reports exception |
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* A submitted failed privileged exception action reports exception |
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*/ |
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public void testExecuteFailedPrivilegedExceptionAction() { |
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Policy savedPolicy = Policy.getPolicy(); |
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AdjustablePolicy policy = new AdjustablePolicy(); |
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policy.addPermission(new RuntimePermission("getContextClassLoader")); |
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policy.addPermission(new RuntimePermission("setContextClassLoader")); |
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Policy.setPolicy(policy); |
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try { |
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ExecutorService e = new DirectExecutorService(); |
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Future future = e.submit(new PrivilegedExceptionAction() { |
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public void testSubmitFailedPrivilegedExceptionAction() throws Exception { |
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Runnable r = new CheckedRunnable() { |
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public void realRun() throws Exception { |
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ExecutorService e = new DirectExecutorService(); |
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Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
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public Object run() throws Exception { |
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throw new IndexOutOfBoundsException(); |
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}}); |
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}})); |
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|
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try { |
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future.get(); |
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shouldThrow(); |
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} catch (ExecutionException success) { |
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assertTrue(success.getCause() instanceof IndexOutOfBoundsException); |
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}}}; |
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|
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Object result = future.get(); |
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runWithPermissions(r); |
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} |
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|
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/** |
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* execute(null runnable) throws NPE |
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*/ |
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public void testExecuteNullRunnable() { |
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try { |
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ExecutorService e = new DirectExecutorService(); |
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e.submit((Runnable) null); |
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shouldThrow(); |
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} |
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catch (ExecutionException success) { |
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} |
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catch (InterruptedException ex) { |
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unexpectedException(); |
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} |
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finally { |
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Policy.setPolicy(savedPolicy); |
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} |
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} catch (NullPointerException success) {} |
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} |
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|
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|
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/** |
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* invoke of a callable runs it to completion |
162 |
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* submit(null callable) throws NPE |
163 |
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*/ |
164 |
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public void testInvokeCallable() { |
164 |
> |
public void testSubmitNullCallable() { |
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try { |
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ExecutorService e = new DirectExecutorService(); |
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String result = e.invoke(new StringTask()); |
167 |
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e.submit((Callable) null); |
168 |
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shouldThrow(); |
169 |
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} catch (NullPointerException success) {} |
170 |
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} |
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|
172 |
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assertSame(TEST_STRING, result); |
173 |
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} |
174 |
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catch (ExecutionException ex) { |
175 |
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unexpectedException(); |
176 |
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} |
177 |
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catch (InterruptedException ex) { |
178 |
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unexpectedException(); |
172 |
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/** |
173 |
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* submit(callable).get() throws InterruptedException if interrupted |
174 |
> |
*/ |
175 |
> |
public void testInterruptedSubmit() throws InterruptedException { |
176 |
> |
final CountDownLatch submitted = new CountDownLatch(1); |
177 |
> |
final CountDownLatch quittingTime = new CountDownLatch(1); |
178 |
> |
final ExecutorService p |
179 |
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= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, |
180 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
181 |
> |
final Callable<Void> awaiter = new CheckedCallable<Void>() { |
182 |
> |
public Void realCall() throws InterruptedException { |
183 |
> |
quittingTime.await(); |
184 |
> |
return null; |
185 |
> |
}}; |
186 |
> |
try { |
187 |
> |
Thread t = new Thread(new CheckedInterruptedRunnable() { |
188 |
> |
public void realRun() throws Exception { |
189 |
> |
Future<Void> future = p.submit(awaiter); |
190 |
> |
submitted.countDown(); |
191 |
> |
future.get(); |
192 |
> |
}}); |
193 |
> |
t.start(); |
194 |
> |
submitted.await(); |
195 |
> |
t.interrupt(); |
196 |
> |
t.join(); |
197 |
> |
} finally { |
198 |
> |
quittingTime.countDown(); |
199 |
> |
joinPool(p); |
200 |
|
} |
201 |
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} |
202 |
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|
203 |
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/** |
204 |
< |
* execute with a null runnable throws NPE |
204 |
> |
* get of submit(callable) throws ExecutionException if callable |
205 |
> |
* throws exception |
206 |
|
*/ |
207 |
< |
public void testExecuteNullRunnable() { |
207 |
> |
public void testSubmitEE() throws InterruptedException { |
208 |
> |
ThreadPoolExecutor p = |
209 |
> |
new ThreadPoolExecutor(1, 1, |
210 |
> |
60, TimeUnit.SECONDS, |
211 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
212 |
> |
|
213 |
> |
Callable c = new Callable() { |
214 |
> |
public Object call() { return 5/0; }}; |
215 |
> |
|
216 |
|
try { |
217 |
< |
ExecutorService e = new DirectExecutorService(); |
196 |
< |
TrackedShortRunnable task = null; |
197 |
< |
Future<?> future = e.submit(task); |
217 |
> |
p.submit(c).get(); |
218 |
|
shouldThrow(); |
219 |
+ |
} catch (ExecutionException success) { |
220 |
+ |
assertTrue(success.getCause() instanceof ArithmeticException); |
221 |
|
} |
222 |
< |
catch (NullPointerException success) { |
201 |
< |
} |
202 |
< |
catch (Exception ex) { |
203 |
< |
unexpectedException(); |
204 |
< |
} |
222 |
> |
joinPool(p); |
223 |
|
} |
224 |
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|
207 |
– |
|
225 |
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/** |
226 |
< |
* execute of a null callable throws NPE |
226 |
> |
* invokeAny(null) throws NPE |
227 |
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*/ |
228 |
< |
public void testExecuteNullCallable() { |
228 |
> |
public void testInvokeAny1() throws Exception { |
229 |
> |
ExecutorService e = new DirectExecutorService(); |
230 |
|
try { |
231 |
< |
ExecutorService e = new DirectExecutorService(); |
214 |
< |
StringTask t = null; |
215 |
< |
Future<String> future = e.submit(t); |
231 |
> |
e.invokeAny(null); |
232 |
|
shouldThrow(); |
233 |
+ |
} catch (NullPointerException success) { |
234 |
+ |
} finally { |
235 |
+ |
joinPool(e); |
236 |
|
} |
237 |
< |
catch (NullPointerException success) { |
237 |
> |
} |
238 |
> |
|
239 |
> |
/** |
240 |
> |
* invokeAny(empty collection) throws IAE |
241 |
> |
*/ |
242 |
> |
public void testInvokeAny2() throws Exception { |
243 |
> |
ExecutorService e = new DirectExecutorService(); |
244 |
> |
try { |
245 |
> |
e.invokeAny(new ArrayList<Callable<String>>()); |
246 |
> |
shouldThrow(); |
247 |
> |
} catch (IllegalArgumentException success) { |
248 |
> |
} finally { |
249 |
> |
joinPool(e); |
250 |
|
} |
251 |
< |
catch (Exception ex) { |
252 |
< |
unexpectedException(); |
251 |
> |
} |
252 |
> |
|
253 |
> |
/** |
254 |
> |
* invokeAny(c) throws NPE if c has null elements |
255 |
> |
*/ |
256 |
> |
public void testInvokeAny3() throws Exception { |
257 |
> |
ExecutorService e = new DirectExecutorService(); |
258 |
> |
List<Callable<Integer>> l = new ArrayList<Callable<Integer>>(); |
259 |
> |
l.add(new Callable<Integer>() { |
260 |
> |
public Integer call() { return 5/0; }}); |
261 |
> |
l.add(null); |
262 |
> |
try { |
263 |
> |
e.invokeAny(l); |
264 |
> |
shouldThrow(); |
265 |
> |
} catch (NullPointerException success) { |
266 |
> |
} finally { |
267 |
> |
joinPool(e); |
268 |
|
} |
269 |
|
} |
270 |
|
|
271 |
|
/** |
272 |
< |
* invoke of a null callable throws NPE |
272 |
> |
* invokeAny(c) throws ExecutionException if no task in c completes |
273 |
|
*/ |
274 |
< |
public void testInvokeNullCallable() { |
274 |
> |
public void testInvokeAny4() throws InterruptedException { |
275 |
> |
ExecutorService e = new DirectExecutorService(); |
276 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
277 |
> |
l.add(new NPETask()); |
278 |
|
try { |
279 |
< |
ExecutorService e = new DirectExecutorService(); |
231 |
< |
StringTask t = null; |
232 |
< |
String result = e.invoke(t); |
279 |
> |
e.invokeAny(l); |
280 |
|
shouldThrow(); |
281 |
+ |
} catch (ExecutionException success) { |
282 |
+ |
assertTrue(success.getCause() instanceof NullPointerException); |
283 |
+ |
} finally { |
284 |
+ |
joinPool(e); |
285 |
|
} |
286 |
< |
catch (NullPointerException success) { |
286 |
> |
} |
287 |
> |
|
288 |
> |
/** |
289 |
> |
* invokeAny(c) returns result of some task in c if at least one completes |
290 |
> |
*/ |
291 |
> |
public void testInvokeAny5() throws Exception { |
292 |
> |
ExecutorService e = new DirectExecutorService(); |
293 |
> |
try { |
294 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
295 |
> |
l.add(new StringTask()); |
296 |
> |
l.add(new StringTask()); |
297 |
> |
String result = e.invokeAny(l); |
298 |
> |
assertSame(TEST_STRING, result); |
299 |
> |
} finally { |
300 |
> |
joinPool(e); |
301 |
|
} |
302 |
< |
catch (Exception ex) { |
303 |
< |
unexpectedException(); |
302 |
> |
} |
303 |
> |
|
304 |
> |
/** |
305 |
> |
* invokeAll(null) throws NPE |
306 |
> |
*/ |
307 |
> |
public void testInvokeAll1() throws InterruptedException { |
308 |
> |
ExecutorService e = new DirectExecutorService(); |
309 |
> |
try { |
310 |
> |
e.invokeAll(null); |
311 |
> |
shouldThrow(); |
312 |
> |
} catch (NullPointerException success) { |
313 |
> |
} finally { |
314 |
> |
joinPool(e); |
315 |
|
} |
316 |
|
} |
317 |
|
|
318 |
|
/** |
319 |
< |
* execute(Executor, Runnable) throws RejectedExecutionException |
244 |
< |
* if saturated. |
319 |
> |
* invokeAll(empty collection) returns empty collection |
320 |
|
*/ |
321 |
< |
public void testExecute1() { |
322 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1)); |
321 |
> |
public void testInvokeAll2() throws InterruptedException { |
322 |
> |
ExecutorService e = new DirectExecutorService(); |
323 |
|
try { |
324 |
+ |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
325 |
+ |
assertTrue(r.isEmpty()); |
326 |
+ |
} finally { |
327 |
+ |
joinPool(e); |
328 |
+ |
} |
329 |
+ |
} |
330 |
|
|
331 |
< |
for(int i = 0; i < 5; ++i){ |
332 |
< |
p.submit(new MediumRunnable()); |
333 |
< |
} |
331 |
> |
/** |
332 |
> |
* invokeAll(c) throws NPE if c has null elements |
333 |
> |
*/ |
334 |
> |
public void testInvokeAll3() throws InterruptedException { |
335 |
> |
ExecutorService e = new DirectExecutorService(); |
336 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
337 |
> |
l.add(new StringTask()); |
338 |
> |
l.add(null); |
339 |
> |
try { |
340 |
> |
e.invokeAll(l); |
341 |
|
shouldThrow(); |
342 |
< |
} catch(RejectedExecutionException success){} |
343 |
< |
joinPool(p); |
342 |
> |
} catch (NullPointerException success) { |
343 |
> |
} finally { |
344 |
> |
joinPool(e); |
345 |
> |
} |
346 |
|
} |
347 |
|
|
348 |
|
/** |
349 |
< |
* execute(Executor, Callable)throws RejectedExecutionException |
260 |
< |
* if saturated. |
349 |
> |
* get of returned element of invokeAll(c) throws exception on failed task |
350 |
|
*/ |
351 |
< |
public void testExecute2() { |
352 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1)); |
351 |
> |
public void testInvokeAll4() throws Exception { |
352 |
> |
ExecutorService e = new DirectExecutorService(); |
353 |
|
try { |
354 |
< |
for(int i = 0; i < 5; ++i) { |
355 |
< |
p.submit(new SmallCallable()); |
354 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
355 |
> |
l.add(new NPETask()); |
356 |
> |
List<Future<String>> futures = e.invokeAll(l); |
357 |
> |
assertEquals(1, futures.size()); |
358 |
> |
try { |
359 |
> |
futures.get(0).get(); |
360 |
> |
shouldThrow(); |
361 |
> |
} catch (ExecutionException success) { |
362 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
363 |
|
} |
364 |
< |
shouldThrow(); |
365 |
< |
} catch(RejectedExecutionException e){} |
366 |
< |
joinPool(p); |
364 |
> |
} finally { |
365 |
> |
joinPool(e); |
366 |
> |
} |
367 |
> |
} |
368 |
> |
|
369 |
> |
/** |
370 |
> |
* invokeAll(c) returns results of all completed tasks in c |
371 |
> |
*/ |
372 |
> |
public void testInvokeAll5() throws Exception { |
373 |
> |
ExecutorService e = new DirectExecutorService(); |
374 |
> |
try { |
375 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
376 |
> |
l.add(new StringTask()); |
377 |
> |
l.add(new StringTask()); |
378 |
> |
List<Future<String>> futures = e.invokeAll(l); |
379 |
> |
assertEquals(2, futures.size()); |
380 |
> |
for (Future<String> future : futures) |
381 |
> |
assertSame(TEST_STRING, future.get()); |
382 |
> |
} finally { |
383 |
> |
joinPool(e); |
384 |
> |
} |
385 |
|
} |
386 |
|
|
387 |
|
|
388 |
|
/** |
389 |
< |
* invoke(Executor, Callable) throws InterruptedException if |
276 |
< |
* caller interrupted. |
389 |
> |
* timed invokeAny(null) throws NPE |
390 |
|
*/ |
391 |
< |
public void testInterruptedInvoke() { |
392 |
< |
final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
393 |
< |
Thread t = new Thread(new Runnable() { |
394 |
< |
public void run() { |
395 |
< |
try { |
396 |
< |
p.invoke(new Callable<Object>() { |
397 |
< |
public Object call() { |
398 |
< |
try { |
399 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
400 |
< |
shouldThrow(); |
288 |
< |
} catch(InterruptedException e){ |
289 |
< |
} |
290 |
< |
return null; |
291 |
< |
} |
292 |
< |
}); |
293 |
< |
} catch(InterruptedException success){ |
294 |
< |
} catch(Exception e) { |
295 |
< |
unexpectedException(); |
296 |
< |
} |
391 |
> |
public void testTimedInvokeAny1() throws Exception { |
392 |
> |
ExecutorService e = new DirectExecutorService(); |
393 |
> |
try { |
394 |
> |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
395 |
> |
shouldThrow(); |
396 |
> |
} catch (NullPointerException success) { |
397 |
> |
} finally { |
398 |
> |
joinPool(e); |
399 |
> |
} |
400 |
> |
} |
401 |
|
|
402 |
< |
} |
403 |
< |
}); |
402 |
> |
/** |
403 |
> |
* timed invokeAny(null time unit) throws NPE |
404 |
> |
*/ |
405 |
> |
public void testTimedInvokeAnyNullTimeUnit() throws Exception { |
406 |
> |
ExecutorService e = new DirectExecutorService(); |
407 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
408 |
> |
l.add(new StringTask()); |
409 |
|
try { |
410 |
< |
t.start(); |
411 |
< |
Thread.sleep(SHORT_DELAY_MS); |
412 |
< |
t.interrupt(); |
413 |
< |
} catch(Exception e){ |
414 |
< |
unexpectedException(); |
410 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
411 |
> |
shouldThrow(); |
412 |
> |
} catch (NullPointerException success) { |
413 |
> |
} finally { |
414 |
> |
joinPool(e); |
415 |
|
} |
307 |
– |
joinPool(p); |
416 |
|
} |
417 |
|
|
418 |
|
/** |
419 |
< |
* invoke(Executor, Callable) throws InterruptedException if |
312 |
< |
* callable throws exception |
419 |
> |
* timed invokeAny(empty collection) throws IAE |
420 |
|
*/ |
421 |
< |
public void testInvoke5() { |
422 |
< |
final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
421 |
> |
public void testTimedInvokeAny2() throws Exception { |
422 |
> |
ExecutorService e = new DirectExecutorService(); |
423 |
> |
try { |
424 |
> |
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
425 |
> |
shouldThrow(); |
426 |
> |
} catch (IllegalArgumentException success) { |
427 |
> |
} finally { |
428 |
> |
joinPool(e); |
429 |
> |
} |
430 |
> |
} |
431 |
|
|
432 |
< |
final Callable c = new Callable() { |
433 |
< |
public Object call() { |
434 |
< |
try { |
435 |
< |
p.invoke(new SmallCallable()); |
436 |
< |
shouldThrow(); |
437 |
< |
} catch(InterruptedException e){} |
438 |
< |
catch(RejectedExecutionException e2){} |
439 |
< |
catch(ExecutionException e3){} |
440 |
< |
return Boolean.TRUE; |
441 |
< |
} |
442 |
< |
}; |
432 |
> |
/** |
433 |
> |
* timed invokeAny(c) throws NPE if c has null elements |
434 |
> |
*/ |
435 |
> |
public void testTimedInvokeAny3() throws Exception { |
436 |
> |
ExecutorService e = new DirectExecutorService(); |
437 |
> |
List<Callable<Integer>> l = new ArrayList<Callable<Integer>>(); |
438 |
> |
l.add(new Callable<Integer>() { |
439 |
> |
public Integer call() { return 5/0; }}); |
440 |
> |
l.add(null); |
441 |
> |
try { |
442 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
443 |
> |
shouldThrow(); |
444 |
> |
} catch (NullPointerException success) { |
445 |
> |
} finally { |
446 |
> |
joinPool(e); |
447 |
> |
} |
448 |
> |
} |
449 |
|
|
450 |
+ |
/** |
451 |
+ |
* timed invokeAny(c) throws ExecutionException if no task completes |
452 |
+ |
*/ |
453 |
+ |
public void testTimedInvokeAny4() throws Exception { |
454 |
+ |
ExecutorService e = new DirectExecutorService(); |
455 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
456 |
+ |
l.add(new NPETask()); |
457 |
+ |
try { |
458 |
+ |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
459 |
+ |
shouldThrow(); |
460 |
+ |
} catch (ExecutionException success) { |
461 |
+ |
assertTrue(success.getCause() instanceof NullPointerException); |
462 |
+ |
} finally { |
463 |
+ |
joinPool(e); |
464 |
+ |
} |
465 |
+ |
} |
466 |
|
|
467 |
+ |
/** |
468 |
+ |
* timed invokeAny(c) returns result of some task in c |
469 |
+ |
*/ |
470 |
+ |
public void testTimedInvokeAny5() throws Exception { |
471 |
+ |
ExecutorService e = new DirectExecutorService(); |
472 |
+ |
try { |
473 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
474 |
+ |
l.add(new StringTask()); |
475 |
+ |
l.add(new StringTask()); |
476 |
+ |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
477 |
+ |
assertSame(TEST_STRING, result); |
478 |
+ |
} finally { |
479 |
+ |
joinPool(e); |
480 |
+ |
} |
481 |
+ |
} |
482 |
|
|
483 |
< |
Thread t = new Thread(new Runnable() { |
484 |
< |
public void run() { |
485 |
< |
try { |
486 |
< |
c.call(); |
487 |
< |
} catch(Exception e){} |
336 |
< |
} |
337 |
< |
}); |
483 |
> |
/** |
484 |
> |
* timed invokeAll(null) throws NPE |
485 |
> |
*/ |
486 |
> |
public void testTimedInvokeAll1() throws InterruptedException { |
487 |
> |
ExecutorService e = new DirectExecutorService(); |
488 |
|
try { |
489 |
< |
t.start(); |
490 |
< |
Thread.sleep(SHORT_DELAY_MS); |
491 |
< |
t.interrupt(); |
492 |
< |
t.join(); |
493 |
< |
} catch(InterruptedException e){ |
344 |
< |
unexpectedException(); |
489 |
> |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
490 |
> |
shouldThrow(); |
491 |
> |
} catch (NullPointerException success) { |
492 |
> |
} finally { |
493 |
> |
joinPool(e); |
494 |
|
} |
495 |
+ |
} |
496 |
|
|
497 |
< |
joinPool(p); |
497 |
> |
/** |
498 |
> |
* timed invokeAll(null time unit) throws NPE |
499 |
> |
*/ |
500 |
> |
public void testTimedInvokeAllNullTimeUnit() throws InterruptedException { |
501 |
> |
ExecutorService e = new DirectExecutorService(); |
502 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
503 |
> |
l.add(new StringTask()); |
504 |
> |
try { |
505 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
506 |
> |
shouldThrow(); |
507 |
> |
} catch (NullPointerException success) { |
508 |
> |
} finally { |
509 |
> |
joinPool(e); |
510 |
> |
} |
511 |
|
} |
512 |
|
|
513 |
|
/** |
514 |
< |
* invoke(Executor, Callable) will throw ExecutionException |
352 |
< |
* if callable throws exception |
514 |
> |
* timed invokeAll(empty collection) returns empty collection |
515 |
|
*/ |
516 |
< |
public void testInvoke6() { |
517 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
516 |
> |
public void testTimedInvokeAll2() throws InterruptedException { |
517 |
> |
ExecutorService e = new DirectExecutorService(); |
518 |
> |
try { |
519 |
> |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
520 |
> |
assertTrue(r.isEmpty()); |
521 |
> |
} finally { |
522 |
> |
joinPool(e); |
523 |
> |
} |
524 |
> |
} |
525 |
|
|
526 |
+ |
/** |
527 |
+ |
* timed invokeAll(c) throws NPE if c has null elements |
528 |
+ |
*/ |
529 |
+ |
public void testTimedInvokeAll3() throws InterruptedException { |
530 |
+ |
ExecutorService e = new DirectExecutorService(); |
531 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
532 |
+ |
l.add(new StringTask()); |
533 |
+ |
l.add(null); |
534 |
|
try { |
535 |
< |
Callable c = new Callable() { |
536 |
< |
public Object call() { |
537 |
< |
int i = 5/0; |
538 |
< |
return Boolean.TRUE; |
539 |
< |
} |
540 |
< |
}; |
535 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
536 |
> |
shouldThrow(); |
537 |
> |
} catch (NullPointerException success) { |
538 |
> |
} finally { |
539 |
> |
joinPool(e); |
540 |
> |
} |
541 |
> |
} |
542 |
|
|
543 |
< |
for(int i =0; i < 5; i++){ |
544 |
< |
p.invoke(c); |
543 |
> |
/** |
544 |
> |
* get of returned element of invokeAll(c) throws exception on failed task |
545 |
> |
*/ |
546 |
> |
public void testTimedInvokeAll4() throws Exception { |
547 |
> |
ExecutorService e = new DirectExecutorService(); |
548 |
> |
try { |
549 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
550 |
> |
l.add(new NPETask()); |
551 |
> |
List<Future<String>> futures = |
552 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
553 |
> |
assertEquals(1, futures.size()); |
554 |
> |
try { |
555 |
> |
futures.get(0).get(); |
556 |
> |
shouldThrow(); |
557 |
> |
} catch (ExecutionException success) { |
558 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
559 |
|
} |
560 |
+ |
} finally { |
561 |
+ |
joinPool(e); |
562 |
+ |
} |
563 |
+ |
} |
564 |
|
|
565 |
< |
shouldThrow(); |
565 |
> |
/** |
566 |
> |
* timed invokeAll(c) returns results of all completed tasks in c |
567 |
> |
*/ |
568 |
> |
public void testTimedInvokeAll5() throws Exception { |
569 |
> |
ExecutorService e = new DirectExecutorService(); |
570 |
> |
try { |
571 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
572 |
> |
l.add(new StringTask()); |
573 |
> |
l.add(new StringTask()); |
574 |
> |
List<Future<String>> futures = |
575 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
576 |
> |
assertEquals(2, futures.size()); |
577 |
> |
for (Future<String> future : futures) |
578 |
> |
assertSame(TEST_STRING, future.get()); |
579 |
> |
} finally { |
580 |
> |
joinPool(e); |
581 |
|
} |
582 |
< |
catch(ExecutionException success){ |
583 |
< |
} catch(Exception e) { |
584 |
< |
unexpectedException(); |
582 |
> |
} |
583 |
> |
|
584 |
> |
/** |
585 |
> |
* timed invokeAll cancels tasks not completed by timeout |
586 |
> |
*/ |
587 |
> |
public void testTimedInvokeAll6() throws InterruptedException { |
588 |
> |
ExecutorService e = new DirectExecutorService(); |
589 |
> |
try { |
590 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
591 |
> |
l.add(new StringTask()); |
592 |
> |
l.add(Executors.callable(possiblyInterruptedRunnable(2 * SHORT_DELAY_MS), TEST_STRING)); |
593 |
> |
l.add(new StringTask()); |
594 |
> |
List<Future<String>> futures = |
595 |
> |
e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS); |
596 |
> |
assertEquals(3, futures.size()); |
597 |
> |
Iterator<Future<String>> it = futures.iterator(); |
598 |
> |
Future<String> f1 = it.next(); |
599 |
> |
Future<String> f2 = it.next(); |
600 |
> |
Future<String> f3 = it.next(); |
601 |
> |
assertTrue(f1.isDone()); |
602 |
> |
assertFalse(f1.isCancelled()); |
603 |
> |
assertTrue(f2.isDone()); |
604 |
> |
assertFalse(f2.isCancelled()); |
605 |
> |
assertTrue(f3.isDone()); |
606 |
> |
assertTrue(f3.isCancelled()); |
607 |
> |
} finally { |
608 |
> |
joinPool(e); |
609 |
|
} |
375 |
– |
joinPool(p); |
610 |
|
} |
611 |
|
|
612 |
|
} |