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

Comparing jsr166/src/test/tck/AbstractExecutorServiceTest.java (file contents):
Revision 1.19 by jsr166, Fri Nov 20 05:25:10 2009 UTC vs.
Revision 1.44 by jsr166, Thu Oct 8 03:08:37 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	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
10
11	<	import junit.framework.*;
12	<	import java.util.*;
13	<	import java.util.concurrent.*;
14	<	import java.math.BigInteger;
15	<	import java.security.*;
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 28 | 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 40 | 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
50	–
76		/**
77		* Completed submit(callable) returns result
78		*/
#	Line 78 | Line 103 | public class AbstractExecutorServiceTest
103		assertSame(TEST_STRING, result);
104		}
105
81	–
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();
90	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
91	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
92	<	Policy.setPolicy(policy);
93	<	} catch (AccessControlException ok) {
94	<	return;
95	<	}
96	<	try {
97	<	ExecutorService e = new DirectExecutorService();
98	<	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) {
110	<	return;
111	<	}
112	<	}
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();
123	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
124	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
125	<	Policy.setPolicy(policy);
126	<	} catch (AccessControlException ok) {
127	<	return;
128	<	}
129	<
130	<	try {
131	<	ExecutorService e = new DirectExecutorService();
132	<	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 {
141	<	Policy.setPolicy(savedPolicy);
142	<	}
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();
153	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
154	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
155	<	Policy.setPolicy(policy);
156	<	} catch (AccessControlException ok) {
157	<	return;
158	<	}
159	<
160	<	try {
161	<	ExecutorService e = new DirectExecutorService();
162	<	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 {
182	–	ExecutorService e = new DirectExecutorService();
173		e.submit((Runnable) null);
174		shouldThrow();
175		} catch (NullPointerException success) {}
176		}
177
188	–
178		/**
179		* submit(null callable) throws NPE
180		*/
181		public void testSubmitNullCallable() {
182	+	ExecutorService e = new DirectExecutorService();
183		try {
194	–	ExecutorService e = new DirectExecutorService();
184		e.submit((Callable) null);
185		shouldThrow();
186		} catch (NullPointerException success) {}
187		}
188
189		/**
190	<	* submit(runnable) throws RejectedExecutionException if
202	<	* executor is saturated.
203	<	*/
204	<	public void testExecute1() {
205	<	ThreadPoolExecutor p =
206	<	new ThreadPoolExecutor(1, 1,
207	<	60, TimeUnit.SECONDS,
208	<	new ArrayBlockingQueue<Runnable>(1));
209	<	try {
210	<	for (int i = 0; i < 2; ++i)
211	<	p.submit(new MediumRunnable());
212	<	for (int i = 0; i < 2; ++i) {
213	<	try {
214	<	p.submit(new MediumRunnable());
215	<	shouldThrow();
216	<	} catch (RejectedExecutionException success) {}
217	<	}
218	<	} finally {
219	<	joinPool(p);
220	<	}
221	<	}
222	<
223	<	/**
224	<	* submit(callable) throws RejectedExecutionException
225	<	* if executor is saturated.
226	<	*/
227	<	public void testExecute2() {
228	<	ThreadPoolExecutor p =
229	<	new ThreadPoolExecutor(1, 1,
230	<	60, TimeUnit.SECONDS,
231	<	new ArrayBlockingQueue<Runnable>(1));
232	<	try {
233	<	for (int i = 0; i < 2; ++i)
234	<	p.submit(new MediumRunnable());
235	<	for (int i = 0; i < 2; ++i) {
236	<	try {
237	<	p.submit(new SmallCallable());
238	<	shouldThrow();
239	<	} catch (RejectedExecutionException success) {}
240	<	}
241	<	} finally {
242	<	joinPool(p);
243	<	}
244	<	}
245	<
246	<
247	<	/**
248	<	*  Blocking on submit(callable) throws InterruptedException if
249	<	*  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	<
269	<	/**
270	<	*  get of submitted callable throws InterruptedException if callable
271	<	*  interrupted
272	<	*/
273	<	public void testSubmitIE() throws InterruptedException {
274	<	final ThreadPoolExecutor p =
275	<	new ThreadPoolExecutor(1, 1,
276	<	60, TimeUnit.SECONDS,
277	<	new ArrayBlockingQueue<Runnable>(10));
278	<
279	<	Thread t = new Thread(new CheckedInterruptedRunnable() {
280	<	public void realRun() throws Exception {
281	<	p.submit(new SmallCallable()).get();
282	<	}});
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	<	t.start();
212	<	Thread.sleep(SHORT_DELAY_MS);
213	<	t.interrupt();
214	<	t.join();
288	<	joinPool(p);
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		}
310	–	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) {
323	<	} finally {
324	<	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) {
338	<	} finally {
339	<	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 344 | Line 265 | public class AbstractExecutorServiceTest
265		* invokeAny(c) throws NPE if c has null elements
266		*/
267		public void testInvokeAny3() throws Exception {
268	<	final CountDownLatch latch = new CountDownLatch(1);
269	<	ExecutorService e = new DirectExecutorService();
270	<	try {
271	<	ArrayList<Callable<Integer>> l
272	<	= new ArrayList<Callable<Integer>>();
352	<	l.add(new Callable<Integer>() {
353	<	public Integer call() { return 5/0; }});
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	<	e.invokeAny(l);
275	<	shouldThrow();
276	<	} catch (NullPointerException success) {
277	<	} finally {
359	<	latch.countDown();
360	<	joinPool(e);
274	>	try {
275	>	e.invokeAny(l);
276	>	shouldThrow();
277	>	} catch (NullPointerException success) {}
278		}
279		}
280
#	Line 365 | 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	<	try {
287	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
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	<	e.invokeAny(l);
290	<	shouldThrow();
291	<	} catch (ExecutionException success) {
292	<	assertTrue(success.getCause() instanceof NullPointerException);
293	<	} finally {
294	<	joinPool(e);
289	>	try {
290	>	e.invokeAny(l);
291	>	shouldThrow();
292	>	} catch (ExecutionException success) {
293	>	assertTrue(success.getCause() instanceof NullPointerException);
294	>	}
295		}
296		}
297
#	Line 382 | 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 {
304	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
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);
392	–	} finally {
393	–	joinPool(e);
309		}
310		}
311
#	Line 398 | 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 {
407	<	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 412 | 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());
419	–	} finally {
420	–	joinPool(e);
333		}
334		}
335
#	Line 425 | 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	<	try {
342	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
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	<	e.invokeAll(l);
346	<	shouldThrow();
347	<	} catch (NullPointerException success) {
348	<	} finally {
437	<	joinPool(e);
345	>	try {
346	>	e.invokeAll(l);
347	>	shouldThrow();
348	>	} catch (NullPointerException success) {}
349		}
350		}
351
#	Line 442 | 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 {
358	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
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>> result = e.invokeAll(l);
361	<	assertEquals(1, result.size());
362	<	for (Future<String> future : result) {
363	<	try {
364	<	future.get();
365	<	shouldThrow();
366	<	} catch (ExecutionException success) {
456	<	Throwable cause = success.getCause();
457	<	assertTrue(cause instanceof NullPointerException);
458	<	}
360	>	List<Future<String>> futures = e.invokeAll(l);
361	>	assertEquals(1, futures.size());
362	>	try {
363	>	futures.get(0).get();
364	>	shouldThrow();
365	>	} catch (ExecutionException success) {
366	>	assertTrue(success.getCause() instanceof NullPointerException);
367		}
460	–	} finally {
461	–	joinPool(e);
368		}
369		}
370
#	Line 466 | 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 {
377	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
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());
380	<	List<Future<String>> result = e.invokeAll(l);
381	<	assertEquals(2, result.size());
382	<	for (Future<String> future : result)
380	>	List<Future<String>> futures = e.invokeAll(l);
381	>	assertEquals(2, futures.size());
382	>	for (Future<String> future : futures)
383		assertSame(TEST_STRING, future.get());
478	–	} finally {
479	–	joinPool(e);
384		}
385		}
386
483	–
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, TimeUnit.MILLISECONDS);
394	<	shouldThrow();
395	<	} catch (NullPointerException success) {
396	<	} finally {
494	<	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 499 | 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	<	try {
406	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
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	<	e.invokeAny(l, MEDIUM_DELAY_MS, null);
409	<	shouldThrow();
410	<	} catch (NullPointerException success) {
411	<	} finally {
510	<	joinPool(e);
408	>	try {
409	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
410	>	shouldThrow();
411	>	} catch (NullPointerException success) {}
412		}
413		}
414
#	Line 515 | 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, TimeUnit.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 529 | Line 430 | public class AbstractExecutorServiceTest
430		* timed invokeAny(c) throws NPE if c has null elements
431		*/
432		public void testTimedInvokeAny3() throws Exception {
433	<	final CountDownLatch latch = new CountDownLatch(1);
434	<	ExecutorService e = new DirectExecutorService();
435	<	try {
436	<	ArrayList<Callable<Integer>> l
437	<	= new ArrayList<Callable<Integer>>();
537	<	l.add(new Callable<Integer>() {
538	<	public Integer call() { return 5/0; }});
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	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
440	<	shouldThrow();
441	<	} catch (NullPointerException success) {
442	<	} finally {
544	<	latch.countDown();
545	<	joinPool(e);
439	>	try {
440	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
441	>	shouldThrow();
442	>	} catch (NullPointerException success) {}
443		}
444		}
445
#	Line 550 | 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	<	try {
452	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
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	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
456	<	shouldThrow();
457	<	} catch (ExecutionException success) {
458	<	assertTrue(success.getCause() instanceof NullPointerException);
459	<	} finally {
460	<	joinPool(e);
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 567 | 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 {
471	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
469	>	final ExecutorService e = new DirectExecutorService();
470	>	try (PoolCleaner cleaner = cleaner(e)) {
471	>	long startTime = System.nanoTime();
472	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
473		l.add(new StringTask());
474		l.add(new StringTask());
475	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
475	>	String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
476		assertSame(TEST_STRING, result);
477	<	} finally {
578	<	joinPool(e);
477	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
478		}
479		}
480
#	Line 583 | Line 482 | public class AbstractExecutorServiceTest
482		* timed invokeAll(null) throws NPE
483		*/
484		public void testTimedInvokeAll1() throws InterruptedException {
485	<	ExecutorService e = new DirectExecutorService();
486	<	try {
487	<	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
488	<	shouldThrow();
489	<	} catch (NullPointerException success) {
490	<	} finally {
592	<	joinPool(e);
485	>	final ExecutorService e = new DirectExecutorService();
486	>	try (PoolCleaner cleaner = cleaner(e)) {
487	>	try {
488	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
489	>	shouldThrow();
490	>	} catch (NullPointerException success) {}
491		}
492		}
493
#	Line 597 | Line 495 | public class AbstractExecutorServiceTest
495		* timed invokeAll(null time unit) throws NPE
496		*/
497		public void testTimedInvokeAllNullTimeUnit() throws InterruptedException {
498	<	ExecutorService e = new DirectExecutorService();
499	<	try {
500	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
498	>	final ExecutorService e = new DirectExecutorService();
499	>	try (PoolCleaner cleaner = cleaner(e)) {
500	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
501		l.add(new StringTask());
502	<	e.invokeAll(l, MEDIUM_DELAY_MS, null);
503	<	shouldThrow();
504	<	} catch (NullPointerException success) {
505	<	} finally {
608	<	joinPool(e);
502	>	try {
503	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
504	>	shouldThrow();
505	>	} catch (NullPointerException success) {}
506		}
507		}
508
#	Line 613 | Line 510 | public class AbstractExecutorServiceTest
510		* timed invokeAll(empty collection) returns empty collection
511		*/
512		public void testTimedInvokeAll2() throws InterruptedException {
513	<	ExecutorService e = new DirectExecutorService();
514	<	try {
515	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
513	>	final ExecutorService e = new DirectExecutorService();
514	>	try (PoolCleaner cleaner = cleaner(e)) {
515	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
516		assertTrue(r.isEmpty());
620	–	} finally {
621	–	joinPool(e);
517		}
518		}
519
#	Line 626 | Line 521 | public class AbstractExecutorServiceTest
521		* timed invokeAll(c) throws NPE if c has null elements
522		*/
523		public void testTimedInvokeAll3() throws InterruptedException {
524	<	ExecutorService e = new DirectExecutorService();
525	<	try {
526	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
524	>	final ExecutorService e = new DirectExecutorService();
525	>	try (PoolCleaner cleaner = cleaner(e)) {
526	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
527		l.add(new StringTask());
528		l.add(null);
529	<	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
530	<	shouldThrow();
531	<	} catch (NullPointerException success) {
532	<	} finally {
638	<	joinPool(e);
529	>	try {
530	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
531	>	shouldThrow();
532	>	} catch (NullPointerException success) {}
533		}
534		}
535
#	Line 643 | Line 537 | public class AbstractExecutorServiceTest
537		* get of returned element of invokeAll(c) throws exception on failed task
538		*/
539		public void testTimedInvokeAll4() throws Exception {
540	<	ExecutorService e = new DirectExecutorService();
541	<	try {
542	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
540	>	final ExecutorService e = new DirectExecutorService();
541	>	try (PoolCleaner cleaner = cleaner(e)) {
542	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
543		l.add(new NPETask());
544	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
545	<	assertEquals(1, result.size());
546	<	for (Future<String> future : result) {
547	<	try {
548	<	future.get();
549	<	} catch (ExecutionException success) {
550	<	assertTrue(success.getCause() instanceof NullPointerException);
551	<	}
544	>	List<Future<String>> futures =
545	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
546	>	assertEquals(1, futures.size());
547	>	try {
548	>	futures.get(0).get();
549	>	shouldThrow();
550	>	} catch (ExecutionException success) {
551	>	assertTrue(success.getCause() instanceof NullPointerException);
552		}
659	–	} finally {
660	–	joinPool(e);
553		}
554		}
555
#	Line 665 | Line 557 | public class AbstractExecutorServiceTest
557		* timed invokeAll(c) returns results of all completed tasks in c
558		*/
559		public void testTimedInvokeAll5() throws Exception {
560	<	ExecutorService e = new DirectExecutorService();
561	<	try {
562	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
560	>	final ExecutorService e = new DirectExecutorService();
561	>	try (PoolCleaner cleaner = cleaner(e)) {
562	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
563		l.add(new StringTask());
564		l.add(new StringTask());
565	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
566	<	assertEquals(2, result.size());
567	<	for (Future<String> future : result)
565	>	List<Future<String>> futures =
566	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
567	>	assertEquals(2, futures.size());
568	>	for (Future<String> future : futures)
569		assertSame(TEST_STRING, future.get());
677	–	} finally {
678	–	joinPool(e);
570		}
571		}
572
573		/**
574		* timed invokeAll cancels tasks not completed by timeout
575		*/
576	<	public void testTimedInvokeAll6() throws InterruptedException {
577	<	ExecutorService e = new DirectExecutorService();
578	<	try {
579	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
580	<	l.add(new StringTask());
581	<	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
582	<	l.add(new StringTask());
583	<	List<Future<String>> result = e.invokeAll(l, SMALL_DELAY_MS, TimeUnit.MILLISECONDS);
584	<	assertEquals(3, result.size());
585	<	Iterator<Future<String>> it = result.iterator();
586	<	Future<String> f1 = it.next();
587	<	Future<String> f2 = it.next();
588	<	Future<String> f3 = it.next();
589	<	assertTrue(f1.isDone());
590	<	assertFalse(f1.isCancelled());
591	<	assertTrue(f2.isDone());
592	<	assertTrue(f3.isDone());
593	<	assertTrue(f3.isCancelled());
594	<	} finally {
595	<	joinPool(e);
576	>	public void testTimedInvokeAll6() throws Exception {
577	>	final ExecutorService e = new DirectExecutorService();
578	>	try (PoolCleaner cleaner = cleaner(e)) {
579	>	for (long timeout = timeoutMillis();;) {
580	>	List<Callable<String>> tasks = new ArrayList<>();
581	>	tasks.add(new StringTask("0"));
582	>	tasks.add(Executors.callable(possiblyInterruptedRunnable(timeout),
583	>	TEST_STRING));
584	>	tasks.add(new StringTask("2"));
585	>	long startTime = System.nanoTime();
586	>	List<Future<String>> futures =
587	>	e.invokeAll(tasks, timeout, MILLISECONDS);
588	>	assertEquals(tasks.size(), futures.size());
589	>	assertTrue(millisElapsedSince(startTime) >= timeout);
590	>	for (Future future : futures)
591	>	assertTrue(future.isDone());
592	>	try {
593	>	assertEquals("0", futures.get(0).get());
594	>	assertEquals(TEST_STRING, futures.get(1).get());
595	>	} catch (CancellationException retryWithLongerTimeout) {
596	>	// unusual delay before starting second task
597	>	timeout *= 2;
598	>	if (timeout >= LONG_DELAY_MS / 2)
599	>	fail("expected exactly one task to be cancelled");
600	>	continue;
601	>	}
602	>	assertTrue(futures.get(2).isCancelled());
603	>	break;
604	>	}
605		}
606		}
607

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