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

Comparing jsr166/src/test/tck/AbstractExecutorServiceTest.java (file contents):
Revision 1.22 by jsr166, Tue Dec 1 22:51:44 2009 UTC vs.
Revision 1.43 by jsr166, Thu Oct 8 03:03:36 2015 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.CancellationException;
20	>	import java.util.concurrent.CountDownLatch;
21	>	import java.util.concurrent.ExecutionException;
22	>	import java.util.concurrent.Executors;
23	>	import java.util.concurrent.ExecutorService;
24	>	import java.util.concurrent.Future;
25	>	import java.util.concurrent.ThreadPoolExecutor;
26	>	import java.util.concurrent.TimeUnit;
27	>	import java.util.concurrent.atomic.AtomicBoolean;
28	>
29	>	import junit.framework.Test;
30	>	import junit.framework.TestSuite;
31
32		public class AbstractExecutorServiceTest extends JSR166TestCase {
33		public static void main(String[] args) {
34	<	junit.textui.TestRunner.run (suite());
34	>	main(suite(), args);
35		}
36		public static Test suite() {
37		return new TestSuite(AbstractExecutorServiceTest.class);
#	Line 29 | Line 44 | public class AbstractExecutorServiceTest
44		static class DirectExecutorService extends AbstractExecutorService {
45		public void execute(Runnable r) { r.run(); }
46		public void shutdown() { shutdown = true; }
47	<	public List<Runnable> shutdownNow() { shutdown = true; return Collections.EMPTY_LIST; }
47	>	public List<Runnable> shutdownNow() {
48	>	shutdown = true;
49	>	return Collections.EMPTY_LIST;
50	>	}
51		public boolean isShutdown() { return shutdown; }
52		public boolean isTerminated() { return isShutdown(); }
53	<	public boolean awaitTermination(long timeout, TimeUnit unit) { return isShutdown(); }
53	>	public boolean awaitTermination(long timeout, TimeUnit unit) {
54	>	return isShutdown();
55	>	}
56		private volatile boolean shutdown = false;
57		}
58
#	Line 41 | Line 61 | public class AbstractExecutorServiceTest
61		*/
62		public void testExecuteRunnable() throws Exception {
63		ExecutorService e = new DirectExecutorService();
64	<	TrackedShortRunnable task = new TrackedShortRunnable();
65	<	assertFalse(task.done);
66	<	Future<?> future = e.submit(task);
67	<	future.get();
68	<	assertTrue(task.done);
64	>	final AtomicBoolean done = new AtomicBoolean(false);
65	>	Future<?> future = e.submit(new CheckedRunnable() {
66	>	public void realRun() {
67	>	done.set(true);
68	>	}});
69	>	assertNull(future.get());
70	>	assertNull(future.get(0, MILLISECONDS));
71	>	assertTrue(done.get());
72	>	assertTrue(future.isDone());
73	>	assertFalse(future.isCancelled());
74		}
75
51	–
76		/**
77		* Completed submit(callable) returns result
78		*/
#	Line 79 | Line 103 | public class AbstractExecutorServiceTest
103		assertSame(TEST_STRING, result);
104		}
105
82	–
106		/**
107	<	* A submitted privileged action to completion
107	>	* A submitted privileged action runs to completion
108		*/
109		public void testSubmitPrivilegedAction() throws Exception {
110	<	Policy savedPolicy = null;
111	<	try {
112	<	savedPolicy = Policy.getPolicy();
113	<	AdjustablePolicy policy = new AdjustablePolicy();
91	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
92	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
93	<	Policy.setPolicy(policy);
94	<	} catch (AccessControlException ok) {
95	<	return;
96	<	}
97	<	try {
98	<	ExecutorService e = new DirectExecutorService();
99	<	Future future = e.submit(Executors.callable(new PrivilegedAction() {
110	>	Runnable r = new CheckedRunnable() {
111	>	public void realRun() throws Exception {
112	>	ExecutorService e = new DirectExecutorService();
113	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
114		public Object run() {
115		return TEST_STRING;
116		}}));
117
118	<	Object result = future.get();
119	<	assertSame(TEST_STRING, result);
120	<	}
121	<	finally {
122	<	try {
123	<	Policy.setPolicy(savedPolicy);
124	<	} catch (AccessControlException ok) {
111	<	return;
112	<	}
113	<	}
118	>	assertSame(TEST_STRING, future.get());
119	>	}};
120	>
121	>	runWithPermissions(r,
122	>	new RuntimePermission("getClassLoader"),
123	>	new RuntimePermission("setContextClassLoader"),
124	>	new RuntimePermission("modifyThread"));
125		}
126
127		/**
128	<	* A submitted a privileged exception action runs to completion
128	>	* A submitted privileged exception action runs to completion
129		*/
130		public void testSubmitPrivilegedExceptionAction() throws Exception {
131	<	Policy savedPolicy = null;
132	<	try {
133	<	savedPolicy = Policy.getPolicy();
134	<	AdjustablePolicy policy = new AdjustablePolicy();
124	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
125	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
126	<	Policy.setPolicy(policy);
127	<	} catch (AccessControlException ok) {
128	<	return;
129	<	}
130	<
131	<	try {
132	<	ExecutorService e = new DirectExecutorService();
133	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
131	>	Runnable r = new CheckedRunnable() {
132	>	public void realRun() throws Exception {
133	>	ExecutorService e = new DirectExecutorService();
134	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
135		public Object run() {
136		return TEST_STRING;
137		}}));
138
139	<	Object result = future.get();
140	<	assertSame(TEST_STRING, result);
141	<	}
142	<	finally {
142	<	Policy.setPolicy(savedPolicy);
143	<	}
139	>	assertSame(TEST_STRING, future.get());
140	>	}};
141	>
142	>	runWithPermissions(r);
143		}
144
145		/**
146		* A submitted failed privileged exception action reports exception
147		*/
148		public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
149	<	Policy savedPolicy = null;
150	<	try {
151	<	savedPolicy = Policy.getPolicy();
152	<	AdjustablePolicy policy = new AdjustablePolicy();
154	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
155	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
156	<	Policy.setPolicy(policy);
157	<	} catch (AccessControlException ok) {
158	<	return;
159	<	}
160	<
161	<	try {
162	<	ExecutorService e = new DirectExecutorService();
163	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
149	>	Runnable r = new CheckedRunnable() {
150	>	public void realRun() throws Exception {
151	>	ExecutorService e = new DirectExecutorService();
152	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
153		public Object run() throws Exception {
154		throw new IndexOutOfBoundsException();
155		}}));
156
157	<	future.get();
158	<	shouldThrow();
159	<	} catch (ExecutionException success) {
160	<	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
161	<	}
162	<	finally {
163	<	Policy.setPolicy(savedPolicy);
164	<	}
157	>	try {
158	>	future.get();
159	>	shouldThrow();
160	>	} catch (ExecutionException success) {
161	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
162	>	}}};
163	>
164	>	runWithPermissions(r);
165		}
166
167		/**
168		* execute(null runnable) throws NPE
169		*/
170		public void testExecuteNullRunnable() {
171	+	ExecutorService e = new DirectExecutorService();
172		try {
183	–	ExecutorService e = new DirectExecutorService();
173		e.submit((Runnable) null);
174		shouldThrow();
175		} catch (NullPointerException success) {}
176		}
177
189	–
178		/**
179		* submit(null callable) throws NPE
180		*/
181		public void testSubmitNullCallable() {
182	+	ExecutorService e = new DirectExecutorService();
183		try {
195	–	ExecutorService e = new DirectExecutorService();
184		e.submit((Callable) null);
185		shouldThrow();
186		} catch (NullPointerException success) {}
187		}
188
189		/**
190	<	* submit(runnable) throws RejectedExecutionException if
203	<	* executor is saturated.
204	<	*/
205	<	public void testExecute1() {
206	<	ThreadPoolExecutor p =
207	<	new ThreadPoolExecutor(1, 1,
208	<	60, TimeUnit.SECONDS,
209	<	new ArrayBlockingQueue<Runnable>(1));
210	<	try {
211	<	for (int i = 0; i < 2; ++i)
212	<	p.submit(new MediumRunnable());
213	<	for (int i = 0; i < 2; ++i) {
214	<	try {
215	<	p.submit(new MediumRunnable());
216	<	shouldThrow();
217	<	} catch (RejectedExecutionException success) {}
218	<	}
219	<	} finally {
220	<	joinPool(p);
221	<	}
222	<	}
223	<
224	<	/**
225	<	* submit(callable) throws RejectedExecutionException
226	<	* if executor is saturated.
227	<	*/
228	<	public void testExecute2() {
229	<	ThreadPoolExecutor p =
230	<	new ThreadPoolExecutor(1, 1,
231	<	60, TimeUnit.SECONDS,
232	<	new ArrayBlockingQueue<Runnable>(1));
233	<	try {
234	<	for (int i = 0; i < 2; ++i)
235	<	p.submit(new MediumRunnable());
236	<	for (int i = 0; i < 2; ++i) {
237	<	try {
238	<	p.submit(new SmallCallable());
239	<	shouldThrow();
240	<	} catch (RejectedExecutionException success) {}
241	<	}
242	<	} finally {
243	<	joinPool(p);
244	<	}
245	<	}
246	<
247	<
248	<	/**
249	<	*  Blocking on submit(callable) throws InterruptedException if
250	<	*  caller interrupted.
190	>	* submit(callable).get() throws InterruptedException if interrupted
191		*/
192		public void testInterruptedSubmit() throws InterruptedException {
193	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
194	<	Thread t = new Thread(new CheckedInterruptedRunnable() {
195	<	public void realRun() throws Exception {
196	<	p.submit(new CheckedCallable<Object>() {
197	<	public Object realCall()
198	<	throws InterruptedException {
199	<	Thread.sleep(SMALL_DELAY_MS);
200	<	return null;
201	<	}}).get();
202	<	}});
203	<
204	<	t.start();
205	<	Thread.sleep(SHORT_DELAY_MS);
206	<	t.interrupt();
207	<	joinPool(p);
208	<	}
209	<
210	<	/**
211	<	*  get of submitted callable throws InterruptedException if callable
212	<	*  interrupted
213	<	*/
214	<	public void testSubmitIE() throws InterruptedException {
275	<	final ThreadPoolExecutor p =
276	<	new ThreadPoolExecutor(1, 1,
277	<	60, TimeUnit.SECONDS,
278	<	new ArrayBlockingQueue<Runnable>(10));
279	<
280	<	Thread t = new Thread(new CheckedInterruptedRunnable() {
281	<	public void realRun() throws Exception {
282	<	p.submit(new SmallCallable()).get();
283	<	}});
284	<
285	<	t.start();
286	<	Thread.sleep(SHORT_DELAY_MS);
287	<	t.interrupt();
288	<	t.join();
289	<	joinPool(p);
193	>	final CountDownLatch submitted    = new CountDownLatch(1);
194	>	final CountDownLatch quittingTime = new CountDownLatch(1);
195	>	final Callable<Void> awaiter = new CheckedCallable<Void>() {
196	>	public Void realCall() throws InterruptedException {
197	>	assertTrue(quittingTime.await(2*LONG_DELAY_MS, MILLISECONDS));
198	>	return null;
199	>	}};
200	>	final ExecutorService p
201	>	= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS,
202	>	new ArrayBlockingQueue<Runnable>(10));
203	>	try (PoolCleaner cleaner = cleaner(p, quittingTime)) {
204	>	Thread t = newStartedThread(new CheckedInterruptedRunnable() {
205	>	public void realRun() throws Exception {
206	>	Future<Void> future = p.submit(awaiter);
207	>	submitted.countDown();
208	>	future.get();
209	>	}});
210	>
211	>	await(submitted);
212	>	t.interrupt();
213	>	awaitTermination(t);
214	>	}
215		}
216
217		/**
218	<	*  get of submit(callable) throws ExecutionException if callable
219	<	*  throws exception
218	>	* get of submit(callable) throws ExecutionException if callable
219	>	* throws exception
220		*/
221		public void testSubmitEE() throws InterruptedException {
222	<	ThreadPoolExecutor p =
222	>	final ThreadPoolExecutor p =
223		new ThreadPoolExecutor(1, 1,
224		60, TimeUnit.SECONDS,
225		new ArrayBlockingQueue<Runnable>(10));
226	<
227	<	Callable c = new Callable() {
228	<	public Object call() { return 5/0; }};
229	<
230	<	try {
231	<	p.submit(c).get();
232	<	shouldThrow();
233	<	} catch (ExecutionException success) {
234	<	assertTrue(success.getCause() instanceof ArithmeticException);
226	>	try (PoolCleaner cleaner = cleaner(p)) {
227	>	Callable c = new Callable() {
228	>	public Object call() { throw new ArithmeticException(); }};
229	>	try {
230	>	p.submit(c).get();
231	>	shouldThrow();
232	>	} catch (ExecutionException success) {
233	>	assertTrue(success.getCause() instanceof ArithmeticException);
234	>	}
235		}
311	–	joinPool(p);
236		}
237
238		/**
239		* invokeAny(null) throws NPE
240		*/
241	<	public void testInvokeAny1()
242	<	throws InterruptedException, ExecutionException {
243	<	ExecutorService e = new DirectExecutorService();
244	<	try {
245	<	e.invokeAny(null);
246	<	shouldThrow();
247	<	} catch (NullPointerException success) {
324	<	} finally {
325	<	joinPool(e);
241	>	public void testInvokeAny1() throws Exception {
242	>	final ExecutorService e = new DirectExecutorService();
243	>	try (PoolCleaner cleaner = cleaner(e)) {
244	>	try {
245	>	e.invokeAny(null);
246	>	shouldThrow();
247	>	} catch (NullPointerException success) {}
248		}
249		}
250
251		/**
252		* invokeAny(empty collection) throws IAE
253		*/
254	<	public void testInvokeAny2()
255	<	throws InterruptedException, ExecutionException {
256	<	ExecutorService e = new DirectExecutorService();
257	<	try {
258	<	e.invokeAny(new ArrayList<Callable<String>>());
259	<	shouldThrow();
260	<	} catch (IllegalArgumentException success) {
339	<	} finally {
340	<	joinPool(e);
254	>	public void testInvokeAny2() throws Exception {
255	>	final ExecutorService e = new DirectExecutorService();
256	>	try (PoolCleaner cleaner = cleaner(e)) {
257	>	try {
258	>	e.invokeAny(new ArrayList<Callable<String>>());
259	>	shouldThrow();
260	>	} catch (IllegalArgumentException success) {}
261		}
262		}
263
#	Line 345 | Line 265 | public class AbstractExecutorServiceTest
265		* invokeAny(c) throws NPE if c has null elements
266		*/
267		public void testInvokeAny3() throws Exception {
268	<	ExecutorService e = new DirectExecutorService();
269	<	List<Callable<Integer>> l = new ArrayList<Callable<Integer>>();
270	<	l.add(new Callable<Integer>() {
271	<	public Integer call() { return 5/0; }});
272	<	l.add(null);
273	<	try {
274	<	e.invokeAny(l);
275	<	shouldThrow();
276	<	} catch (NullPointerException success) {
277	<	} finally {
358	<	joinPool(e);
268	>	final ExecutorService e = new DirectExecutorService();
269	>	try (PoolCleaner cleaner = cleaner(e)) {
270	>	List<Callable<Long>> l = new ArrayList<Callable<Long>>();
271	>	l.add(new Callable<Long>() {
272	>	public Long call() { throw new ArithmeticException(); }});
273	>	l.add(null);
274	>	try {
275	>	e.invokeAny(l);
276	>	shouldThrow();
277	>	} catch (NullPointerException success) {}
278		}
279		}
280
#	Line 363 | Line 282 | public class AbstractExecutorServiceTest
282		* invokeAny(c) throws ExecutionException if no task in c completes
283		*/
284		public void testInvokeAny4() throws InterruptedException {
285	<	ExecutorService e = new DirectExecutorService();
286	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
287	<	l.add(new NPETask());
288	<	try {
289	<	e.invokeAny(l);
290	<	shouldThrow();
291	<	} catch (ExecutionException success) {
292	<	assertTrue(success.getCause() instanceof NullPointerException);
293	<	} finally {
294	<	joinPool(e);
285	>	final ExecutorService e = new DirectExecutorService();
286	>	try (PoolCleaner cleaner = cleaner(e)) {
287	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
288	>	l.add(new NPETask());
289	>	try {
290	>	e.invokeAny(l);
291	>	shouldThrow();
292	>	} catch (ExecutionException success) {
293	>	assertTrue(success.getCause() instanceof NullPointerException);
294	>	}
295		}
296		}
297
#	Line 380 | Line 299 | public class AbstractExecutorServiceTest
299		* invokeAny(c) returns result of some task in c if at least one completes
300		*/
301		public void testInvokeAny5() throws Exception {
302	<	ExecutorService e = new DirectExecutorService();
303	<	try {
302	>	final ExecutorService e = new DirectExecutorService();
303	>	try (PoolCleaner cleaner = cleaner(e)) {
304		List<Callable<String>> l = new ArrayList<Callable<String>>();
305		l.add(new StringTask());
306		l.add(new StringTask());
307		String result = e.invokeAny(l);
308		assertSame(TEST_STRING, result);
390	–	} finally {
391	–	joinPool(e);
309		}
310		}
311
#	Line 396 | Line 313 | public class AbstractExecutorServiceTest
313		* invokeAll(null) throws NPE
314		*/
315		public void testInvokeAll1() throws InterruptedException {
316	<	ExecutorService e = new DirectExecutorService();
317	<	try {
318	<	e.invokeAll(null);
319	<	shouldThrow();
320	<	} catch (NullPointerException success) {
321	<	} finally {
405	<	joinPool(e);
316	>	final ExecutorService e = new DirectExecutorService();
317	>	try (PoolCleaner cleaner = cleaner(e)) {
318	>	try {
319	>	e.invokeAll(null);
320	>	shouldThrow();
321	>	} catch (NullPointerException success) {}
322		}
323		}
324
#	Line 410 | Line 326 | public class AbstractExecutorServiceTest
326		* invokeAll(empty collection) returns empty collection
327		*/
328		public void testInvokeAll2() throws InterruptedException {
329	<	ExecutorService e = new DirectExecutorService();
330	<	try {
329	>	final ExecutorService e = new DirectExecutorService();
330	>	try (PoolCleaner cleaner = cleaner(e)) {
331		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
332		assertTrue(r.isEmpty());
417	–	} finally {
418	–	joinPool(e);
333		}
334		}
335
#	Line 423 | Line 337 | public class AbstractExecutorServiceTest
337		* invokeAll(c) throws NPE if c has null elements
338		*/
339		public void testInvokeAll3() throws InterruptedException {
340	<	ExecutorService e = new DirectExecutorService();
341	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
342	<	l.add(new StringTask());
343	<	l.add(null);
344	<	try {
345	<	e.invokeAll(l);
346	<	shouldThrow();
347	<	} catch (NullPointerException success) {
348	<	} finally {
435	<	joinPool(e);
340	>	final ExecutorService e = new DirectExecutorService();
341	>	try (PoolCleaner cleaner = cleaner(e)) {
342	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
343	>	l.add(new StringTask());
344	>	l.add(null);
345	>	try {
346	>	e.invokeAll(l);
347	>	shouldThrow();
348	>	} catch (NullPointerException success) {}
349		}
350		}
351
#	Line 440 | Line 353 | public class AbstractExecutorServiceTest
353		* get of returned element of invokeAll(c) throws exception on failed task
354		*/
355		public void testInvokeAll4() throws Exception {
356	<	ExecutorService e = new DirectExecutorService();
357	<	try {
356	>	final ExecutorService e = new DirectExecutorService();
357	>	try (PoolCleaner cleaner = cleaner(e)) {
358		List<Callable<String>> l = new ArrayList<Callable<String>>();
359		l.add(new NPETask());
360		List<Future<String>> futures = e.invokeAll(l);
#	Line 452 | Line 365 | public class AbstractExecutorServiceTest
365		} catch (ExecutionException success) {
366		assertTrue(success.getCause() instanceof NullPointerException);
367		}
455	–	} finally {
456	–	joinPool(e);
368		}
369		}
370
#	Line 461 | Line 372 | public class AbstractExecutorServiceTest
372		* invokeAll(c) returns results of all completed tasks in c
373		*/
374		public void testInvokeAll5() throws Exception {
375	<	ExecutorService e = new DirectExecutorService();
376	<	try {
375	>	final ExecutorService e = new DirectExecutorService();
376	>	try (PoolCleaner cleaner = cleaner(e)) {
377		List<Callable<String>> l = new ArrayList<Callable<String>>();
378		l.add(new StringTask());
379		l.add(new StringTask());
#	Line 470 | Line 381 | public class AbstractExecutorServiceTest
381		assertEquals(2, futures.size());
382		for (Future<String> future : futures)
383		assertSame(TEST_STRING, future.get());
473	–	} finally {
474	–	joinPool(e);
384		}
385		}
386
478	–
387		/**
388		* timed invokeAny(null) throws NPE
389		*/
390		public void testTimedInvokeAny1() throws Exception {
391	<	ExecutorService e = new DirectExecutorService();
392	<	try {
393	<	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
394	<	shouldThrow();
395	<	} catch (NullPointerException success) {
396	<	} finally {
489	<	joinPool(e);
391	>	final ExecutorService e = new DirectExecutorService();
392	>	try (PoolCleaner cleaner = cleaner(e)) {
393	>	try {
394	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
395	>	shouldThrow();
396	>	} catch (NullPointerException success) {}
397		}
398		}
399
#	Line 494 | Line 401 | public class AbstractExecutorServiceTest
401		* timed invokeAny(null time unit) throws NPE
402		*/
403		public void testTimedInvokeAnyNullTimeUnit() throws Exception {
404	<	ExecutorService e = new DirectExecutorService();
405	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
406	<	l.add(new StringTask());
407	<	try {
408	<	e.invokeAny(l, MEDIUM_DELAY_MS, null);
409	<	shouldThrow();
410	<	} catch (NullPointerException success) {
411	<	} finally {
505	<	joinPool(e);
404	>	final ExecutorService e = new DirectExecutorService();
405	>	try (PoolCleaner cleaner = cleaner(e)) {
406	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
407	>	l.add(new StringTask());
408	>	try {
409	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
410	>	shouldThrow();
411	>	} catch (NullPointerException success) {}
412		}
413		}
414
#	Line 510 | Line 416 | public class AbstractExecutorServiceTest
416		* timed invokeAny(empty collection) throws IAE
417		*/
418		public void testTimedInvokeAny2() throws Exception {
419	<	ExecutorService e = new DirectExecutorService();
420	<	try {
421	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
422	<	shouldThrow();
423	<	} catch (IllegalArgumentException success) {
424	<	} finally {
425	<	joinPool(e);
419	>	final ExecutorService e = new DirectExecutorService();
420	>	try (PoolCleaner cleaner = cleaner(e)) {
421	>	try {
422	>	e.invokeAny(new ArrayList<Callable<String>>(),
423	>	MEDIUM_DELAY_MS, MILLISECONDS);
424	>	shouldThrow();
425	>	} catch (IllegalArgumentException success) {}
426		}
427		}
428
#	Line 524 | Line 430 | public class AbstractExecutorServiceTest
430		* timed invokeAny(c) throws NPE if c has null elements
431		*/
432		public void testTimedInvokeAny3() throws Exception {
433	<	ExecutorService e = new DirectExecutorService();
434	<	List<Callable<Integer>> l = new ArrayList<Callable<Integer>>();
435	<	l.add(new Callable<Integer>() {
436	<	public Integer call() { return 5/0; }});
437	<	l.add(null);
438	<	try {
439	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
440	<	shouldThrow();
441	<	} catch (NullPointerException success) {
442	<	} finally {
537	<	joinPool(e);
433	>	final ExecutorService e = new DirectExecutorService();
434	>	try (PoolCleaner cleaner = cleaner(e)) {
435	>	List<Callable<Long>> l = new ArrayList<Callable<Long>>();
436	>	l.add(new Callable<Long>() {
437	>	public Long call() { throw new ArithmeticException(); }});
438	>	l.add(null);
439	>	try {
440	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
441	>	shouldThrow();
442	>	} catch (NullPointerException success) {}
443		}
444		}
445
#	Line 542 | Line 447 | public class AbstractExecutorServiceTest
447		* timed invokeAny(c) throws ExecutionException if no task completes
448		*/
449		public void testTimedInvokeAny4() throws Exception {
450	<	ExecutorService e = new DirectExecutorService();
451	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
452	<	l.add(new NPETask());
453	<	try {
454	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
455	<	shouldThrow();
456	<	} catch (ExecutionException success) {
457	<	assertTrue(success.getCause() instanceof NullPointerException);
458	<	} finally {
459	<	joinPool(e);
450	>	final ExecutorService e = new DirectExecutorService();
451	>	try (PoolCleaner cleaner = cleaner(e)) {
452	>	long startTime = System.nanoTime();
453	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
454	>	l.add(new NPETask());
455	>	try {
456	>	e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
457	>	shouldThrow();
458	>	} catch (ExecutionException success) {
459	>	assertTrue(success.getCause() instanceof NullPointerException);
460	>	}
461	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
462		}
463		}
464
#	Line 559 | Line 466 | public class AbstractExecutorServiceTest
466		* timed invokeAny(c) returns result of some task in c
467		*/
468		public void testTimedInvokeAny5() throws Exception {
469	<	ExecutorService e = new DirectExecutorService();
470	<	try {
469	>	final ExecutorService e = new DirectExecutorService();
470	>	try (PoolCleaner cleaner = cleaner(e)) {
471		List<Callable<String>> l = new ArrayList<Callable<String>>();
472		l.add(new StringTask());
473		l.add(new StringTask());
474		String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
475		assertSame(TEST_STRING, result);
569	–	} finally {
570	–	joinPool(e);
476		}
477		}
478
#	Line 575 | Line 480 | public class AbstractExecutorServiceTest
480		* timed invokeAll(null) throws NPE
481		*/
482		public void testTimedInvokeAll1() throws InterruptedException {
483	<	ExecutorService e = new DirectExecutorService();
484	<	try {
485	<	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
486	<	shouldThrow();
487	<	} catch (NullPointerException success) {
488	<	} finally {
584	<	joinPool(e);
483	>	final ExecutorService e = new DirectExecutorService();
484	>	try (PoolCleaner cleaner = cleaner(e)) {
485	>	try {
486	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
487	>	shouldThrow();
488	>	} catch (NullPointerException success) {}
489		}
490		}
491
#	Line 589 | Line 493 | public class AbstractExecutorServiceTest
493		* timed invokeAll(null time unit) throws NPE
494		*/
495		public void testTimedInvokeAllNullTimeUnit() throws InterruptedException {
496	<	ExecutorService e = new DirectExecutorService();
497	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
498	<	l.add(new StringTask());
499	<	try {
500	<	e.invokeAll(l, MEDIUM_DELAY_MS, null);
501	<	shouldThrow();
502	<	} catch (NullPointerException success) {
503	<	} finally {
600	<	joinPool(e);
496	>	final ExecutorService e = new DirectExecutorService();
497	>	try (PoolCleaner cleaner = cleaner(e)) {
498	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
499	>	l.add(new StringTask());
500	>	try {
501	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
502	>	shouldThrow();
503	>	} catch (NullPointerException success) {}
504		}
505		}
506
#	Line 605 | Line 508 | public class AbstractExecutorServiceTest
508		* timed invokeAll(empty collection) returns empty collection
509		*/
510		public void testTimedInvokeAll2() throws InterruptedException {
511	<	ExecutorService e = new DirectExecutorService();
512	<	try {
511	>	final ExecutorService e = new DirectExecutorService();
512	>	try (PoolCleaner cleaner = cleaner(e)) {
513		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
514		assertTrue(r.isEmpty());
612	–	} finally {
613	–	joinPool(e);
515		}
516		}
517
#	Line 618 | Line 519 | public class AbstractExecutorServiceTest
519		* timed invokeAll(c) throws NPE if c has null elements
520		*/
521		public void testTimedInvokeAll3() throws InterruptedException {
522	<	ExecutorService e = new DirectExecutorService();
523	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
524	<	l.add(new StringTask());
525	<	l.add(null);
526	<	try {
527	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
528	<	shouldThrow();
529	<	} catch (NullPointerException success) {
530	<	} finally {
630	<	joinPool(e);
522	>	final ExecutorService e = new DirectExecutorService();
523	>	try (PoolCleaner cleaner = cleaner(e)) {
524	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
525	>	l.add(new StringTask());
526	>	l.add(null);
527	>	try {
528	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
529	>	shouldThrow();
530	>	} catch (NullPointerException success) {}
531		}
532		}
533
#	Line 635 | Line 535 | public class AbstractExecutorServiceTest
535		* get of returned element of invokeAll(c) throws exception on failed task
536		*/
537		public void testTimedInvokeAll4() throws Exception {
538	<	ExecutorService e = new DirectExecutorService();
539	<	try {
538	>	final ExecutorService e = new DirectExecutorService();
539	>	try (PoolCleaner cleaner = cleaner(e)) {
540		List<Callable<String>> l = new ArrayList<Callable<String>>();
541		l.add(new NPETask());
542		List<Future<String>> futures =
543	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
543	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
544		assertEquals(1, futures.size());
545		try {
546		futures.get(0).get();
#	Line 648 | Line 548 | public class AbstractExecutorServiceTest
548		} catch (ExecutionException success) {
549		assertTrue(success.getCause() instanceof NullPointerException);
550		}
651	–	} finally {
652	–	joinPool(e);
551		}
552		}
553
#	Line 657 | Line 555 | public class AbstractExecutorServiceTest
555		* timed invokeAll(c) returns results of all completed tasks in c
556		*/
557		public void testTimedInvokeAll5() throws Exception {
558	<	ExecutorService e = new DirectExecutorService();
559	<	try {
558	>	final ExecutorService e = new DirectExecutorService();
559	>	try (PoolCleaner cleaner = cleaner(e)) {
560		List<Callable<String>> l = new ArrayList<Callable<String>>();
561		l.add(new StringTask());
562		l.add(new StringTask());
563		List<Future<String>> futures =
564	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
564	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
565		assertEquals(2, futures.size());
566		for (Future<String> future : futures)
567		assertSame(TEST_STRING, future.get());
670	–	} finally {
671	–	joinPool(e);
568		}
569		}
570
571		/**
572		* timed invokeAll cancels tasks not completed by timeout
573		*/
574	<	public void testTimedInvokeAll6() throws InterruptedException {
575	<	ExecutorService e = new DirectExecutorService();
576	<	try {
577	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
578	<	l.add(new StringTask());
579	<	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
580	<	l.add(new StringTask());
581	<	List<Future<String>> futures =
582	<	e.invokeAll(l, SMALL_DELAY_MS, MILLISECONDS);
583	<	assertEquals(3, futures.size());
584	<	Iterator<Future<String>> it = futures.iterator();
585	<	Future<String> f1 = it.next();
586	<	Future<String> f2 = it.next();
587	<	Future<String> f3 = it.next();
588	<	assertTrue(f1.isDone());
589	<	assertFalse(f1.isCancelled());
590	<	assertTrue(f2.isDone());
591	<	assertTrue(f3.isDone());
592	<	assertTrue(f3.isCancelled());
593	<	} finally {
594	<	joinPool(e);
574	>	public void testTimedInvokeAll6() throws Exception {
575	>	final ExecutorService e = new DirectExecutorService();
576	>	try (PoolCleaner cleaner = cleaner(e)) {
577	>	for (long timeout = timeoutMillis();;) {
578	>	List<Callable<String>> tasks = new ArrayList<>();
579	>	tasks.add(new StringTask("0"));
580	>	tasks.add(Executors.callable(possiblyInterruptedRunnable(timeout),
581	>	TEST_STRING));
582	>	tasks.add(new StringTask("2"));
583	>	long startTime = System.nanoTime();
584	>	List<Future<String>> futures =
585	>	e.invokeAll(tasks, timeout, MILLISECONDS);
586	>	assertEquals(tasks.size(), futures.size());
587	>	assertTrue(millisElapsedSince(startTime) >= timeout);
588	>	for (Future future : futures)
589	>	assertTrue(future.isDone());
590	>	try {
591	>	assertEquals("0", futures.get(0).get());
592	>	assertEquals(TEST_STRING, futures.get(1).get());
593	>	} catch (CancellationException retryWithLongerTimeout) {
594	>	// unusual delay before starting second task
595	>	timeout *= 2;
596	>	if (timeout >= LONG_DELAY_MS / 2)
597	>	fail("expected exactly one task to be cancelled");
598	>	continue;
599	>	}
600	>	assertTrue(futures.get(2).isCancelled());
601	>	break;
602	>	}
603		}
604		}
605

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