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root/jsr166/jsr166/src/test/tck/AbstractExecutorServiceTest.java

Comparing jsr166/src/test/tck/AbstractExecutorServiceTest.java (file contents):
Revision 1.24 by jsr166, Wed Aug 25 00:07:02 2010 UTC vs.
Revision 1.35 by jsr166, Wed Dec 31 19:05:42 2014 UTC

#	Line 1 | Line 1
1		/*
2		* Written by Doug Lea with assistance from members of JCP JSR-166
3		* Expert Group and released to the public domain, as explained at
4	<	* http://creativecommons.org/licenses/publicdomain
4	>	* http://creativecommons.org/publicdomain/zero/1.0/
5		* Other contributors include Andrew Wright, Jeffrey Hayes,
6		* Pat Fisher, Mike Judd.
7		*/
8
9	–
10	–	import junit.framework.*;
11	–	import java.util.*;
12	–	import java.util.concurrent.*;
9		import static java.util.concurrent.TimeUnit.MILLISECONDS;
10	<	import java.math.BigInteger;
11	<	import java.security.*;
10	>
11	>	import java.security.PrivilegedAction;
12	>	import java.security.PrivilegedExceptionAction;
13	>	import java.util.ArrayList;
14	>	import java.util.Collections;
15	>	import java.util.List;
16	>	import java.util.concurrent.AbstractExecutorService;
17	>	import java.util.concurrent.ArrayBlockingQueue;
18	>	import java.util.concurrent.Callable;
19	>	import java.util.concurrent.CountDownLatch;
20	>	import java.util.concurrent.ExecutionException;
21	>	import java.util.concurrent.Executors;
22	>	import java.util.concurrent.ExecutorService;
23	>	import java.util.concurrent.Future;
24	>	import java.util.concurrent.ThreadPoolExecutor;
25	>	import java.util.concurrent.TimeUnit;
26	>	import java.util.concurrent.atomic.AtomicBoolean;
27	>
28	>	import junit.framework.Test;
29	>	import junit.framework.TestSuite;
30
31		public class AbstractExecutorServiceTest extends JSR166TestCase {
32		public static void main(String[] args) {
#	Line 29 | Line 43 | public class AbstractExecutorServiceTest
43		static class DirectExecutorService extends AbstractExecutorService {
44		public void execute(Runnable r) { r.run(); }
45		public void shutdown() { shutdown = true; }
46	<	public List<Runnable> shutdownNow() { shutdown = true; return Collections.EMPTY_LIST; }
46	>	public List<Runnable> shutdownNow() {
47	>	shutdown = true;
48	>	return Collections.EMPTY_LIST;
49	>	}
50		public boolean isShutdown() { return shutdown; }
51		public boolean isTerminated() { return isShutdown(); }
52	<	public boolean awaitTermination(long timeout, TimeUnit unit) { return isShutdown(); }
52	>	public boolean awaitTermination(long timeout, TimeUnit unit) {
53	>	return isShutdown();
54	>	}
55		private volatile boolean shutdown = false;
56		}
57
#	Line 41 | Line 60 | public class AbstractExecutorServiceTest
60		*/
61		public void testExecuteRunnable() throws Exception {
62		ExecutorService e = new DirectExecutorService();
63	<	TrackedShortRunnable task = new TrackedShortRunnable();
64	<	assertFalse(task.done);
65	<	Future<?> future = e.submit(task);
66	<	future.get();
67	<	assertTrue(task.done);
63	>	final AtomicBoolean done = new AtomicBoolean(false);
64	>	Future<?> future = e.submit(new CheckedRunnable() {
65	>	public void realRun() {
66	>	done.set(true);
67	>	}});
68	>	assertNull(future.get());
69	>	assertNull(future.get(0, MILLISECONDS));
70	>	assertTrue(done.get());
71	>	assertTrue(future.isDone());
72	>	assertFalse(future.isCancelled());
73		}
74
51	–
75		/**
76		* Completed submit(callable) returns result
77		*/
#	Line 79 | Line 102 | public class AbstractExecutorServiceTest
102		assertSame(TEST_STRING, result);
103		}
104
82	–
105		/**
106		* A submitted privileged action runs to completion
107		*/
#	Line 152 | Line 174 | public class AbstractExecutorServiceTest
174		} catch (NullPointerException success) {}
175		}
176
155	–
177		/**
178		* submit(null callable) throws NPE
179		*/
#	Line 165 | Line 186 | public class AbstractExecutorServiceTest
186		}
187
188		/**
189	<	* submit(runnable) throws RejectedExecutionException if
169	<	* executor is saturated.
189	>	* submit(callable).get() throws InterruptedException if interrupted
190		*/
191	<	public void testExecute1() {
192	<	ThreadPoolExecutor p =
193	<	new ThreadPoolExecutor(1, 1,
194	<	60, TimeUnit.SECONDS,
195	<	new ArrayBlockingQueue<Runnable>(1));
196	<	try {
197	<	for (int i = 0; i < 2; ++i)
198	<	p.submit(new MediumRunnable());
199	<	for (int i = 0; i < 2; ++i) {
200	<	try {
201	<	p.submit(new MediumRunnable());
182	<	shouldThrow();
183	<	} catch (RejectedExecutionException success) {}
184	<	}
185	<	} finally {
186	<	joinPool(p);
187	<	}
188	<	}
189	<
190	<	/**
191	<	* submit(callable) throws RejectedExecutionException
192	<	* if executor is saturated.
193	<	*/
194	<	public void testExecute2() {
195	<	ThreadPoolExecutor p =
196	<	new ThreadPoolExecutor(1, 1,
197	<	60, TimeUnit.SECONDS,
198	<	new ArrayBlockingQueue<Runnable>(1));
191	>	public void testInterruptedSubmit() throws InterruptedException {
192	>	final CountDownLatch submitted    = new CountDownLatch(1);
193	>	final CountDownLatch quittingTime = new CountDownLatch(1);
194	>	final ExecutorService p
195	>	= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS,
196	>	new ArrayBlockingQueue<Runnable>(10));
197	>	final Callable<Void> awaiter = new CheckedCallable<Void>() {
198	>	public Void realCall() throws InterruptedException {
199	>	quittingTime.await();
200	>	return null;
201	>	}};
202		try {
203	<	for (int i = 0; i < 2; ++i)
204	<	p.submit(new MediumRunnable());
205	<	for (int i = 0; i < 2; ++i) {
206	<	try {
207	<	p.submit(new SmallCallable());
208	<	shouldThrow();
209	<	} catch (RejectedExecutionException success) {}
210	<	}
203	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
204	>	public void realRun() throws Exception {
205	>	Future<Void> future = p.submit(awaiter);
206	>	submitted.countDown();
207	>	future.get();
208	>	}});
209	>	t.start();
210	>	submitted.await();
211	>	t.interrupt();
212	>	t.join();
213		} finally {
214	+	quittingTime.countDown();
215		joinPool(p);
216		}
217		}
218
213	–
214	–	/**
215	–	*  Blocking on submit(callable) throws InterruptedException if
216	–	*  caller interrupted.
217	–	*/
218	–	public void testInterruptedSubmit() throws InterruptedException {
219	–	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
220	–	Thread t = new Thread(new CheckedInterruptedRunnable() {
221	–	public void realRun() throws Exception {
222	–	p.submit(new CheckedCallable<Object>() {
223	–	public Object realCall()
224	–	throws InterruptedException {
225	–	Thread.sleep(SMALL_DELAY_MS);
226	–	return null;
227	–	}}).get();
228	–	}});
229	–
230	–	t.start();
231	–	Thread.sleep(SHORT_DELAY_MS);
232	–	t.interrupt();
233	–	joinPool(p);
234	–	}
235	–
236	–	/**
237	–	*  get of submitted callable throws InterruptedException if callable
238	–	*  interrupted
239	–	*/
240	–	public void testSubmitIE() throws InterruptedException {
241	–	final ThreadPoolExecutor p =
242	–	new ThreadPoolExecutor(1, 1,
243	–	60, TimeUnit.SECONDS,
244	–	new ArrayBlockingQueue<Runnable>(10));
245	–
246	–	Thread t = new Thread(new CheckedInterruptedRunnable() {
247	–	public void realRun() throws Exception {
248	–	p.submit(new SmallCallable()).get();
249	–	}});
250	–
251	–	t.start();
252	–	Thread.sleep(SHORT_DELAY_MS);
253	–	t.interrupt();
254	–	t.join();
255	–	joinPool(p);
256	–	}
257	–
219		/**
220	<	*  get of submit(callable) throws ExecutionException if callable
221	<	*  throws exception
220	>	* get of submit(callable) throws ExecutionException if callable
221	>	* throws exception
222		*/
223		public void testSubmitEE() throws InterruptedException {
224		ThreadPoolExecutor p =
#	Line 266 | Line 227 | public class AbstractExecutorServiceTest
227		new ArrayBlockingQueue<Runnable>(10));
228
229		Callable c = new Callable() {
230	<	public Object call() { return 5/0; }};
230	>	public Object call() { throw new ArithmeticException(); }};
231
232		try {
233		p.submit(c).get();
#	Line 280 | Line 241 | public class AbstractExecutorServiceTest
241		/**
242		* invokeAny(null) throws NPE
243		*/
244	<	public void testInvokeAny1()
284	<	throws InterruptedException, ExecutionException {
244	>	public void testInvokeAny1() throws Exception {
245		ExecutorService e = new DirectExecutorService();
246		try {
247		e.invokeAny(null);
#	Line 295 | Line 255 | public class AbstractExecutorServiceTest
255		/**
256		* invokeAny(empty collection) throws IAE
257		*/
258	<	public void testInvokeAny2()
299	<	throws InterruptedException, ExecutionException {
258	>	public void testInvokeAny2() throws Exception {
259		ExecutorService e = new DirectExecutorService();
260		try {
261		e.invokeAny(new ArrayList<Callable<String>>());
#	Line 312 | Line 271 | public class AbstractExecutorServiceTest
271		*/
272		public void testInvokeAny3() throws Exception {
273		ExecutorService e = new DirectExecutorService();
274	<	List<Callable<Integer>> l = new ArrayList<Callable<Integer>>();
275	<	l.add(new Callable<Integer>() {
276	<	public Integer call() { return 5/0; }});
274	>	List<Callable<Long>> l = new ArrayList<Callable<Long>>();
275	>	l.add(new Callable<Long>() {
276	>	public Long call() { throw new ArithmeticException(); }});
277		l.add(null);
278		try {
279		e.invokeAny(l);
#	Line 441 | Line 400 | public class AbstractExecutorServiceTest
400		}
401		}
402
444	–
403		/**
404		* timed invokeAny(null) throws NPE
405		*/
#	Line 491 | Line 449 | public class AbstractExecutorServiceTest
449		*/
450		public void testTimedInvokeAny3() throws Exception {
451		ExecutorService e = new DirectExecutorService();
452	<	List<Callable<Integer>> l = new ArrayList<Callable<Integer>>();
453	<	l.add(new Callable<Integer>() {
454	<	public Integer call() { return 5/0; }});
452	>	List<Callable<Long>> l = new ArrayList<Callable<Long>>();
453	>	l.add(new Callable<Long>() {
454	>	public Long call() { throw new ArithmeticException(); }});
455		l.add(null);
456		try {
457		e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
#	Line 646 | Line 604 | public class AbstractExecutorServiceTest
604		try {
605		List<Callable<String>> l = new ArrayList<Callable<String>>();
606		l.add(new StringTask());
607	<	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
607	>	l.add(Executors.callable(possiblyInterruptedRunnable(2 * SHORT_DELAY_MS), TEST_STRING));
608		l.add(new StringTask());
609		List<Future<String>> futures =
610	<	e.invokeAll(l, SMALL_DELAY_MS, MILLISECONDS);
611	<	assertEquals(3, futures.size());
612	<	Iterator<Future<String>> it = futures.iterator();
613	<	Future<String> f1 = it.next();
614	<	Future<String> f2 = it.next();
615	<	Future<String> f3 = it.next();
616	<	assertTrue(f1.isDone());
659	<	assertFalse(f1.isCancelled());
660	<	assertTrue(f2.isDone());
661	<	assertTrue(f3.isDone());
662	<	assertTrue(f3.isCancelled());
610	>	e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
611	>	assertEquals(l.size(), futures.size());
612	>	for (Future future : futures)
613	>	assertTrue(future.isDone());
614	>	assertFalse(futures.get(0).isCancelled());
615	>	assertFalse(futures.get(1).isCancelled());
616	>	assertTrue(futures.get(2).isCancelled());
617		} finally {
618		joinPool(e);
619		}

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