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

Comparing jsr166/src/test/tck/AbstractExecutorServiceTest.java (file contents):
Revision 1.6 by dl, Mon Dec 22 00:48:55 2003 UTC vs.
Revision 1.33 by jsr166, Mon Jan 14 22:05:39 2013 UTC

#	Line 1 | Line 1
1		/*
2	<	* Written by members of JCP JSR-166 Expert Group and released to the
3	<	* public domain. Use, modify, and redistribute this code in any way
4	<	* without acknowledgement. Other contributors include Andrew Wright,
5	<	* Jeffrey Hayes, Pat Fischer, Mike Judd.
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/publicdomain/zero/1.0/
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
8	–
9		import junit.framework.*;
10		import java.util.*;
11		import java.util.concurrent.*;
12	<	import java.math.BigInteger;
12	>	import java.util.concurrent.atomic.AtomicBoolean;
13	>	import static java.util.concurrent.TimeUnit.MILLISECONDS;
14		import java.security.*;
15
16	<	public class AbstractExecutorServiceTest extends JSR166TestCase{
16	>	public class AbstractExecutorServiceTest extends JSR166TestCase {
17		public static void main(String[] args) {
18	<	junit.textui.TestRunner.run (suite());
18	>	junit.textui.TestRunner.run(suite());
19		}
20		public static Test suite() {
21		return new TestSuite(AbstractExecutorServiceTest.class);
22		}
23
24	<	/**
24	>	/**
25		* A no-frills implementation of AbstractExecutorService, designed
26		* to test the submit methods only.
27		*/
28		static class DirectExecutorService extends AbstractExecutorService {
29		public void execute(Runnable r) { r.run(); }
30		public void shutdown() { shutdown = true; }
31	<	public List<Runnable> shutdownNow() { shutdown = true; return Collections.EMPTY_LIST; }
31	>	public List<Runnable> shutdownNow() {
32	>	shutdown = true;
33	>	return Collections.EMPTY_LIST;
34	>	}
35		public boolean isShutdown() { return shutdown; }
36		public boolean isTerminated() { return isShutdown(); }
37	<	public boolean awaitTermination(long timeout, TimeUnit unit) { return isShutdown(); }
37	>	public boolean awaitTermination(long timeout, TimeUnit unit) {
38	>	return isShutdown();
39	>	}
40		private volatile boolean shutdown = false;
41		}
42
43		/**
44	<	* execute of runnable runs it to completion
44	>	* execute(runnable) runs it to completion
45		*/
46	<	public void testExecuteRunnable() {
47	<	try {
48	<	ExecutorService e = new DirectExecutorService();
49	<	TrackedShortRunnable task = new TrackedShortRunnable();
50	<	assertFalse(task.done);
51	<	Future<?> future = e.submit(task);
52	<	future.get();
53	<	assertTrue(task.done);
54	<	}
55	<	catch (ExecutionException ex) {
56	<	unexpectedException();
57	<	}
58	<	catch (InterruptedException ex) {
53	<	unexpectedException();
54	<	}
46	>	public void testExecuteRunnable() throws Exception {
47	>	ExecutorService e = new DirectExecutorService();
48	>	final AtomicBoolean done = new AtomicBoolean(false);
49	>	CheckedRunnable task = new CheckedRunnable() {
50	>	public void realRun() {
51	>	done.set(true);
52	>	}};
53	>	Future<?> future = e.submit(task);
54	>	assertNull(future.get());
55	>	assertNull(future.get(0, MILLISECONDS));
56	>	assertTrue(done.get());
57	>	assertTrue(future.isDone());
58	>	assertFalse(future.isCancelled());
59		}
60
57	–
61		/**
62	<	* completed submit of callable returns result
62	>	* Completed submit(callable) returns result
63		*/
64	<	public void testSubmitCallable() {
65	<	try {
66	<	ExecutorService e = new DirectExecutorService();
67	<	Future<String> future = e.submit(new StringTask());
68	<	String result = future.get();
66	<	assertSame(TEST_STRING, result);
67	<	}
68	<	catch (ExecutionException ex) {
69	<	unexpectedException();
70	<	}
71	<	catch (InterruptedException ex) {
72	<	unexpectedException();
73	<	}
64	>	public void testSubmitCallable() throws Exception {
65	>	ExecutorService e = new DirectExecutorService();
66	>	Future<String> future = e.submit(new StringTask());
67	>	String result = future.get();
68	>	assertSame(TEST_STRING, result);
69		}
70
71		/**
72	<	* completed submit of runnable returns successfully
72	>	* Completed submit(runnable) returns successfully
73		*/
74	<	public void testSubmitRunnable() {
75	<	try {
76	<	ExecutorService e = new DirectExecutorService();
77	<	Future<?> future = e.submit(new NoOpRunnable());
78	<	future.get();
84	<	assertTrue(future.isDone());
85	<	}
86	<	catch (ExecutionException ex) {
87	<	unexpectedException();
88	<	}
89	<	catch (InterruptedException ex) {
90	<	unexpectedException();
91	<	}
74	>	public void testSubmitRunnable() throws Exception {
75	>	ExecutorService e = new DirectExecutorService();
76	>	Future<?> future = e.submit(new NoOpRunnable());
77	>	future.get();
78	>	assertTrue(future.isDone());
79		}
80
81		/**
82	<	* completed submit of (runnable, result) returns result
82	>	* Completed submit(runnable, result) returns result
83		*/
84	<	public void testSubmitRunnable2() {
85	<	try {
86	<	ExecutorService e = new DirectExecutorService();
87	<	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
88	<	String result = future.get();
102	<	assertSame(TEST_STRING, result);
103	<	}
104	<	catch (ExecutionException ex) {
105	<	unexpectedException();
106	<	}
107	<	catch (InterruptedException ex) {
108	<	unexpectedException();
109	<	}
84	>	public void testSubmitRunnable2() throws Exception {
85	>	ExecutorService e = new DirectExecutorService();
86	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
87	>	String result = future.get();
88	>	assertSame(TEST_STRING, result);
89		}
90
112	–
91		/**
92	<	* submit of a privileged action runs it to completion
92	>	* A submitted privileged action runs to completion
93		*/
94	<	public void testSubmitPrivilegedAction() {
95	<	Policy savedPolicy = Policy.getPolicy();
96	<	AdjustablePolicy policy = new AdjustablePolicy();
97	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
98	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
121	<	Policy.setPolicy(policy);
122	<	try {
123	<	ExecutorService e = new DirectExecutorService();
124	<	Future future = e.submit(Executors.callable(new PrivilegedAction() {
94	>	public void testSubmitPrivilegedAction() throws Exception {
95	>	Runnable r = new CheckedRunnable() {
96	>	public void realRun() throws Exception {
97	>	ExecutorService e = new DirectExecutorService();
98	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
99		public Object run() {
100		return TEST_STRING;
101		}}));
102
103	<	Object result = future.get();
104	<	assertSame(TEST_STRING, result);
105	<	}
106	<	catch (ExecutionException ex) {
107	<	unexpectedException();
108	<	}
109	<	catch (InterruptedException ex) {
136	<	unexpectedException();
137	<	}
138	<	finally {
139	<	Policy.setPolicy(savedPolicy);
140	<	}
103	>	assertSame(TEST_STRING, future.get());
104	>	}};
105	>
106	>	runWithPermissions(r,
107	>	new RuntimePermission("getClassLoader"),
108	>	new RuntimePermission("setContextClassLoader"),
109	>	new RuntimePermission("modifyThread"));
110		}
111
112		/**
113	<	* submit of a privileged exception action runs it to completion
113	>	* A submitted privileged exception action runs to completion
114		*/
115	<	public void testSubmitPrivilegedExceptionAction() {
116	<	Policy savedPolicy = Policy.getPolicy();
117	<	AdjustablePolicy policy = new AdjustablePolicy();
118	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
119	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
151	<	Policy.setPolicy(policy);
152	<	try {
153	<	ExecutorService e = new DirectExecutorService();
154	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
115	>	public void testSubmitPrivilegedExceptionAction() throws Exception {
116	>	Runnable r = new CheckedRunnable() {
117	>	public void realRun() throws Exception {
118	>	ExecutorService e = new DirectExecutorService();
119	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
120		public Object run() {
121		return TEST_STRING;
122		}}));
123
124	<	Object result = future.get();
125	<	assertSame(TEST_STRING, result);
126	<	}
127	<	catch (ExecutionException ex) {
163	<	unexpectedException();
164	<	}
165	<	catch (InterruptedException ex) {
166	<	unexpectedException();
167	<	}
168	<	finally {
169	<	Policy.setPolicy(savedPolicy);
170	<	}
124	>	assertSame(TEST_STRING, future.get());
125	>	}};
126	>
127	>	runWithPermissions(r);
128		}
129
130		/**
131	<	* submit of a failed privileged exception action reports exception
131	>	* A submitted failed privileged exception action reports exception
132		*/
133	<	public void testSubmitFailedPrivilegedExceptionAction() {
134	<	Policy savedPolicy = Policy.getPolicy();
135	<	AdjustablePolicy policy = new AdjustablePolicy();
136	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
137	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
181	<	Policy.setPolicy(policy);
182	<	try {
183	<	ExecutorService e = new DirectExecutorService();
184	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
133	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
134	>	Runnable r = new CheckedRunnable() {
135	>	public void realRun() throws Exception {
136	>	ExecutorService e = new DirectExecutorService();
137	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
138		public Object run() throws Exception {
139		throw new IndexOutOfBoundsException();
140		}}));
141
142	<	Object result = future.get();
143	<	shouldThrow();
144	<	}
145	<	catch (ExecutionException success) {
146	<	}
147	<	catch (InterruptedException ex) {
148	<	unexpectedException();
149	<	}
197	<	finally {
198	<	Policy.setPolicy(savedPolicy);
199	<	}
142	>	try {
143	>	future.get();
144	>	shouldThrow();
145	>	} catch (ExecutionException success) {
146	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
147	>	}}};
148	>
149	>	runWithPermissions(r);
150		}
151
152		/**
153	<	* execute with a null runnable throws NPE
153	>	* execute(null runnable) throws NPE
154		*/
155		public void testExecuteNullRunnable() {
156		try {
157		ExecutorService e = new DirectExecutorService();
158	<	TrackedShortRunnable task = null;
209	<	Future<?> future = e.submit(task);
158	>	e.submit((Runnable) null);
159		shouldThrow();
160	<	}
212	<	catch (NullPointerException success) {
213	<	}
214	<	catch (Exception ex) {
215	<	unexpectedException();
216	<	}
160	>	} catch (NullPointerException success) {}
161		}
162
219	–
163		/**
164	<	* submit of a null callable throws NPE
164	>	* submit(null callable) throws NPE
165		*/
166		public void testSubmitNullCallable() {
167		try {
168		ExecutorService e = new DirectExecutorService();
169	<	StringTask t = null;
227	<	Future<String> future = e.submit(t);
169	>	e.submit((Callable) null);
170		shouldThrow();
171	<	}
172	<	catch (NullPointerException success) {
173	<	}
174	<	catch (Exception ex) {
175	<	unexpectedException();
171	>	} catch (NullPointerException success) {}
172	>	}
173	>
174	>	/**
175	>	* submit(callable).get() throws InterruptedException if interrupted
176	>	*/
177	>	public void testInterruptedSubmit() throws InterruptedException {
178	>	final CountDownLatch submitted    = new CountDownLatch(1);
179	>	final CountDownLatch quittingTime = new CountDownLatch(1);
180	>	final ExecutorService p
181	>	= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS,
182	>	new ArrayBlockingQueue<Runnable>(10));
183	>	final Callable<Void> awaiter = new CheckedCallable<Void>() {
184	>	public Void realCall() throws InterruptedException {
185	>	quittingTime.await();
186	>	return null;
187	>	}};
188	>	try {
189	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
190	>	public void realRun() throws Exception {
191	>	Future<Void> future = p.submit(awaiter);
192	>	submitted.countDown();
193	>	future.get();
194	>	}});
195	>	t.start();
196	>	submitted.await();
197	>	t.interrupt();
198	>	t.join();
199	>	} finally {
200	>	quittingTime.countDown();
201	>	joinPool(p);
202		}
203		}
204
205		/**
206	<	* submit of Runnable throws RejectedExecutionException if
207	<	* saturated.
206	>	* get of submit(callable) throws ExecutionException if callable
207	>	* throws exception
208		*/
209	<	public void testExecute1() {
210	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
211	<	try {
209	>	public void testSubmitEE() throws InterruptedException {
210	>	ThreadPoolExecutor p =
211	>	new ThreadPoolExecutor(1, 1,
212	>	60, TimeUnit.SECONDS,
213	>	new ArrayBlockingQueue<Runnable>(10));
214
215	<	for(int i = 0; i < 5; ++i){
216	<	p.submit(new MediumRunnable());
217	<	}
215	>	Callable c = new Callable() {
216	>	public Object call() { throw new ArithmeticException(); }};
217	>
218	>	try {
219	>	p.submit(c).get();
220		shouldThrow();
221	<	} catch(RejectedExecutionException success){}
221	>	} catch (ExecutionException success) {
222	>	assertTrue(success.getCause() instanceof ArithmeticException);
223	>	}
224		joinPool(p);
225		}
226
227		/**
228	<	* Completed submit of Callable throws RejectedExecutionException
255	<	*  if saturated.
228	>	* invokeAny(null) throws NPE
229		*/
230	<	public void testExecute2() {
231	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
230	>	public void testInvokeAny1() throws Exception {
231	>	ExecutorService e = new DirectExecutorService();
232		try {
233	<	for(int i = 0; i < 5; ++i) {
261	<	p.submit(new SmallCallable());
262	<	}
233	>	e.invokeAny(null);
234		shouldThrow();
235	<	} catch(RejectedExecutionException e){}
236	<	joinPool(p);
235	>	} catch (NullPointerException success) {
236	>	} finally {
237	>	joinPool(e);
238	>	}
239		}
240
268	–
241		/**
242	<	*  blocking on submit of Callable throws InterruptedException if
271	<	*  caller interrupted.
242	>	* invokeAny(empty collection) throws IAE
243		*/
244	<	public void testInterruptedSubmit() {
245	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
275	<	Thread t = new Thread(new Runnable() {
276	<	public void run() {
277	<	try {
278	<	p.submit(new Callable<Object>() {
279	<	public Object call() {
280	<	try {
281	<	Thread.sleep(MEDIUM_DELAY_MS);
282	<	shouldThrow();
283	<	} catch(InterruptedException e){
284	<	}
285	<	return null;
286	<	}
287	<	}).get();
288	<	} catch(InterruptedException success){
289	<	} catch(Exception e) {
290	<	unexpectedException();
291	<	}
292	<
293	<	}
294	<	});
244	>	public void testInvokeAny2() throws Exception {
245	>	ExecutorService e = new DirectExecutorService();
246		try {
247	<	t.start();
248	<	Thread.sleep(SHORT_DELAY_MS);
249	<	t.interrupt();
250	<	} catch(Exception e){
251	<	unexpectedException();
247	>	e.invokeAny(new ArrayList<Callable<String>>());
248	>	shouldThrow();
249	>	} catch (IllegalArgumentException success) {
250	>	} finally {
251	>	joinPool(e);
252		}
302	–	joinPool(p);
253		}
254
255		/**
256	<	*  get of submit of Callable throws Exception if callable
307	<	*  interrupted
256	>	* invokeAny(c) throws NPE if c has null elements
257		*/
258	<	public void testSubmitIE() {
259	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
260	<
261	<	final Callable c = new Callable() {
262	<	public Object call() {
263	<	try {
264	<	p.submit(new SmallCallable()).get();
265	<	shouldThrow();
266	<	} catch(InterruptedException e){}
267	<	catch(RejectedExecutionException e2){}
268	<	catch(ExecutionException e3){}
269	<	return Boolean.TRUE;
270	<	}
271	<	};
323	<
258	>	public void testInvokeAny3() throws Exception {
259	>	ExecutorService e = new DirectExecutorService();
260	>	List<Callable<Long>> l = new ArrayList<Callable<Long>>();
261	>	l.add(new Callable<Long>() {
262	>	public Long call() { throw new ArithmeticException(); }});
263	>	l.add(null);
264	>	try {
265	>	e.invokeAny(l);
266	>	shouldThrow();
267	>	} catch (NullPointerException success) {
268	>	} finally {
269	>	joinPool(e);
270	>	}
271	>	}
272
273	+	/**
274	+	* invokeAny(c) throws ExecutionException if no task in c completes
275	+	*/
276	+	public void testInvokeAny4() throws InterruptedException {
277	+	ExecutorService e = new DirectExecutorService();
278	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
279	+	l.add(new NPETask());
280	+	try {
281	+	e.invokeAny(l);
282	+	shouldThrow();
283	+	} catch (ExecutionException success) {
284	+	assertTrue(success.getCause() instanceof NullPointerException);
285	+	} finally {
286	+	joinPool(e);
287	+	}
288	+	}
289
290	<	Thread t = new Thread(new Runnable() {
291	<	public void run() {
292	<	try {
293	<	c.call();
294	<	} catch(Exception e){}
331	<	}
332	<	});
290	>	/**
291	>	* invokeAny(c) returns result of some task in c if at least one completes
292	>	*/
293	>	public void testInvokeAny5() throws Exception {
294	>	ExecutorService e = new DirectExecutorService();
295		try {
296	<	t.start();
297	<	Thread.sleep(SHORT_DELAY_MS);
298	<	t.interrupt();
299	<	t.join();
300	<	} catch(InterruptedException e){
301	<	unexpectedException();
296	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
297	>	l.add(new StringTask());
298	>	l.add(new StringTask());
299	>	String result = e.invokeAny(l);
300	>	assertSame(TEST_STRING, result);
301	>	} finally {
302	>	joinPool(e);
303		}
304	+	}
305
306	<	joinPool(p);
306	>	/**
307	>	* invokeAll(null) throws NPE
308	>	*/
309	>	public void testInvokeAll1() throws InterruptedException {
310	>	ExecutorService e = new DirectExecutorService();
311	>	try {
312	>	e.invokeAll(null);
313	>	shouldThrow();
314	>	} catch (NullPointerException success) {
315	>	} finally {
316	>	joinPool(e);
317	>	}
318		}
319
320		/**
321	<	*  completed submit of Callable throws ExecutionException if
347	<	*  callable throws exception
321	>	* invokeAll(empty collection) returns empty collection
322		*/
323	<	public void testSubmitEE() {
324	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
323	>	public void testInvokeAll2() throws InterruptedException {
324	>	ExecutorService e = new DirectExecutorService();
325	>	try {
326	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
327	>	assertTrue(r.isEmpty());
328	>	} finally {
329	>	joinPool(e);
330	>	}
331	>	}
332
333	+	/**
334	+	* invokeAll(c) throws NPE if c has null elements
335	+	*/
336	+	public void testInvokeAll3() throws InterruptedException {
337	+	ExecutorService e = new DirectExecutorService();
338	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
339	+	l.add(new StringTask());
340	+	l.add(null);
341		try {
342	<	Callable c = new Callable() {
343	<	public Object call() {
344	<	int i = 5/0;
345	<	return Boolean.TRUE;
346	<	}
347	<	};
342	>	e.invokeAll(l);
343	>	shouldThrow();
344	>	} catch (NullPointerException success) {
345	>	} finally {
346	>	joinPool(e);
347	>	}
348	>	}
349
350	<	for(int i =0; i < 5; i++){
351	<	p.submit(c).get();
350	>	/**
351	>	* get of returned element of invokeAll(c) throws exception on failed task
352	>	*/
353	>	public void testInvokeAll4() throws Exception {
354	>	ExecutorService e = new DirectExecutorService();
355	>	try {
356	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
357	>	l.add(new NPETask());
358	>	List<Future<String>> futures = e.invokeAll(l);
359	>	assertEquals(1, futures.size());
360	>	try {
361	>	futures.get(0).get();
362	>	shouldThrow();
363	>	} catch (ExecutionException success) {
364	>	assertTrue(success.getCause() instanceof NullPointerException);
365		}
366	+	} finally {
367	+	joinPool(e);
368	+	}
369	+	}
370
371	<	shouldThrow();
371	>	/**
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	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
378	>	l.add(new StringTask());
379	>	l.add(new StringTask());
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());
384	>	} finally {
385	>	joinPool(e);
386		}
387	<	catch(ExecutionException success){
388	<	} catch(Exception e) {
389	<	unexpectedException();
387	>	}
388	>
389	>	/**
390	>	* timed invokeAny(null) throws NPE
391	>	*/
392	>	public void testTimedInvokeAny1() throws Exception {
393	>	ExecutorService e = new DirectExecutorService();
394	>	try {
395	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
396	>	shouldThrow();
397	>	} catch (NullPointerException success) {
398	>	} finally {
399	>	joinPool(e);
400		}
370	–	joinPool(p);
401		}
402
403		/**
404	<	* invokeAny(null) throws NPE
404	>	* timed invokeAny(null time unit) throws NPE
405		*/
406	<	public void testInvokeAny1() {
406	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
407		ExecutorService e = new DirectExecutorService();
408	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
409	+	l.add(new StringTask());
410		try {
411	<	e.invokeAny(null);
411	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
412	>	shouldThrow();
413		} catch (NullPointerException success) {
381	–	} catch(Exception ex) {
382	–	unexpectedException();
414		} finally {
415		joinPool(e);
416		}
417		}
418
419		/**
420	<	* invokeAny(empty collection) throws IAE
420	>	* timed invokeAny(empty collection) throws IAE
421		*/
422	<	public void testInvokeAny2() {
422	>	public void testTimedInvokeAny2() throws Exception {
423		ExecutorService e = new DirectExecutorService();
424		try {
425	<	e.invokeAny(new ArrayList<Callable<String>>());
425	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
426	>	shouldThrow();
427		} catch (IllegalArgumentException success) {
396	–	} catch(Exception ex) {
397	–	unexpectedException();
428		} finally {
429		joinPool(e);
430		}
431		}
432
433		/**
434	<	* invokeAny(c) throws NPE if c has null elements
434	>	* timed invokeAny(c) throws NPE if c has null elements
435		*/
436	<	public void testInvokeAny3() {
436	>	public void testTimedInvokeAny3() throws Exception {
437		ExecutorService e = new DirectExecutorService();
438	+	List<Callable<Long>> l = new ArrayList<Callable<Long>>();
439	+	l.add(new Callable<Long>() {
440	+	public Long call() { throw new ArithmeticException(); }});
441	+	l.add(null);
442		try {
443	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
444	<	l.add(new StringTask());
411	<	l.add(null);
412	<	e.invokeAny(l);
443	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
444	>	shouldThrow();
445		} catch (NullPointerException success) {
414	–	} catch(Exception ex) {
415	–	unexpectedException();
446		} finally {
447		joinPool(e);
448		}
449		}
450
451		/**
452	<	* invokeAny(c) throws ExecutionException if no task completes
452	>	* timed invokeAny(c) throws ExecutionException if no task completes
453		*/
454	<	public void testInvokeAny4() {
454	>	public void testTimedInvokeAny4() throws Exception {
455		ExecutorService e = new DirectExecutorService();
456	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
457	+	l.add(new NPETask());
458		try {
459	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
460	<	l.add(new NPETask());
461	<	List<Future<String>> result = e.invokeAll(l);
462	<	assertEquals(1, result.size());
431	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
432	<	it.next().get();
433	<	} catch(ExecutionException success) {
434	<	} catch(Exception ex) {
435	<	unexpectedException();
459	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
460	>	shouldThrow();
461	>	} catch (ExecutionException success) {
462	>	assertTrue(success.getCause() instanceof NullPointerException);
463		} finally {
464		joinPool(e);
465		}
466		}
467
468		/**
469	<	* invokeAny(c) returns result of some task
469	>	* timed invokeAny(c) returns result of some task in c
470		*/
471	<	public void testInvokeAny5() {
471	>	public void testTimedInvokeAny5() throws Exception {
472		ExecutorService e = new DirectExecutorService();
473		try {
474	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
474	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
475		l.add(new StringTask());
476		l.add(new StringTask());
477	<	String result = e.invokeAny(l);
477	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
478		assertSame(TEST_STRING, result);
452	–	} catch (ExecutionException success) {
453	–	} catch(Exception ex) {
454	–	unexpectedException();
479		} finally {
480		joinPool(e);
481		}
482		}
483
484		/**
485	<	* invokeAll(null) throws NPE
485	>	* timed invokeAll(null) throws NPE
486		*/
487	<	public void testInvokeAll1() {
487	>	public void testTimedInvokeAll1() throws InterruptedException {
488		ExecutorService e = new DirectExecutorService();
489		try {
490	<	e.invokeAll(null);
490	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
491	>	shouldThrow();
492		} catch (NullPointerException success) {
468	–	} catch(Exception ex) {
469	–	unexpectedException();
493		} finally {
494		joinPool(e);
495		}
496		}
497
498		/**
499	<	* invokeAll(empty collection) returns empty collection
499	>	* timed invokeAll(null time unit) throws NPE
500		*/
501	<	public void testInvokeAll2() {
501	>	public void testTimedInvokeAllNullTimeUnit() throws InterruptedException {
502		ExecutorService e = new DirectExecutorService();
503	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
504	+	l.add(new StringTask());
505		try {
506	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
506	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
507	>	shouldThrow();
508	>	} catch (NullPointerException success) {
509	>	} finally {
510	>	joinPool(e);
511	>	}
512	>	}
513	>
514	>	/**
515	>	* timed invokeAll(empty collection) returns empty collection
516	>	*/
517	>	public void testTimedInvokeAll2() throws InterruptedException {
518	>	ExecutorService e = new DirectExecutorService();
519	>	try {
520	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
521		assertTrue(r.isEmpty());
483	–	} catch(Exception ex) {
484	–	unexpectedException();
522		} finally {
523		joinPool(e);
524		}
525		}
526
527		/**
528	<	* invokeAll(c) throws NPE if c has null elements
528	>	* timed invokeAll(c) throws NPE if c has null elements
529		*/
530	<	public void testInvokeAll3() {
530	>	public void testTimedInvokeAll3() throws InterruptedException {
531		ExecutorService e = new DirectExecutorService();
532	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
533	+	l.add(new StringTask());
534	+	l.add(null);
535		try {
536	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
537	<	l.add(new StringTask());
498	<	l.add(null);
499	<	e.invokeAll(l);
536	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
537	>	shouldThrow();
538		} catch (NullPointerException success) {
501	–	} catch(Exception ex) {
502	–	unexpectedException();
539		} finally {
540		joinPool(e);
541		}
542		}
543
544		/**
545	<	* get of element of invokeAll(c) throws exception on failed task
545	>	* get of returned element of invokeAll(c) throws exception on failed task
546		*/
547	<	public void testInvokeAll4() {
547	>	public void testTimedInvokeAll4() throws Exception {
548		ExecutorService e = new DirectExecutorService();
549		try {
550	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
550	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
551		l.add(new NPETask());
552	<	List<Future<String>> result = e.invokeAll(l);
553	<	assertEquals(1, result.size());
554	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
555	<	it.next().get();
556	<	} catch(ExecutionException success) {
557	<	} catch(Exception ex) {
558	<	unexpectedException();
552	>	List<Future<String>> futures =
553	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
554	>	assertEquals(1, futures.size());
555	>	try {
556	>	futures.get(0).get();
557	>	shouldThrow();
558	>	} catch (ExecutionException success) {
559	>	assertTrue(success.getCause() instanceof NullPointerException);
560	>	}
561		} finally {
562		joinPool(e);
563		}
564		}
565
566		/**
567	<	* invokeAll(c) returns results of all completed tasks
567	>	* timed invokeAll(c) returns results of all completed tasks in c
568		*/
569	<	public void testInvokeAll5() {
569	>	public void testTimedInvokeAll5() throws Exception {
570		ExecutorService e = new DirectExecutorService();
571		try {
572	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
572	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
573		l.add(new StringTask());
574		l.add(new StringTask());
575	<	List<Future<String>> result = e.invokeAll(l);
576	<	assertEquals(2, result.size());
577	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
578	<	assertSame(TEST_STRING, it.next().get());
579	<	} catch (ExecutionException success) {
580	<	} catch(Exception ex) {
581	<	unexpectedException();
575	>	List<Future<String>> futures =
576	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
577	>	assertEquals(2, futures.size());
578	>	for (Future<String> future : futures)
579	>	assertSame(TEST_STRING, future.get());
580	>	} finally {
581	>	joinPool(e);
582	>	}
583	>	}
584	>
585	>	/**
586	>	* timed invokeAll cancels tasks not completed by timeout
587	>	*/
588	>	public void testTimedInvokeAll6() throws InterruptedException {
589	>	ExecutorService e = new DirectExecutorService();
590	>	try {
591	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
592	>	l.add(new StringTask());
593	>	l.add(Executors.callable(possiblyInterruptedRunnable(2 * SHORT_DELAY_MS), TEST_STRING));
594	>	l.add(new StringTask());
595	>	List<Future<String>> futures =
596	>	e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
597	>	assertEquals(l.size(), futures.size());
598	>	for (Future future : futures)
599	>	assertTrue(future.isDone());
600	>	assertFalse(futures.get(0).isCancelled());
601	>	assertFalse(futures.get(1).isCancelled());
602	>	assertTrue(futures.get(2).isCancelled());
603		} finally {
604		joinPool(e);
605		}

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