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

Comparing jsr166/src/test/tck/AbstractExecutorServiceTest.java (file contents):
Revision 1.4 by dl, Fri Dec 19 20:38:55 2003 UTC vs.
Revision 1.21 by jsr166, Sat Nov 21 10:25:05 2009 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/licenses/publicdomain
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.*;
13	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
14		import java.math.BigInteger;
15		import java.security.*;
16
17	<	public class AbstractExecutorServiceTest extends JSR166TestCase{
17	>	public class AbstractExecutorServiceTest extends JSR166TestCase {
18		public static void main(String[] args) {
19		junit.textui.TestRunner.run (suite());
20		}
21		public static Test suite() {
22	<	return new TestSuite(ExecutorsTest.class);
22	>	return new TestSuite(AbstractExecutorServiceTest.class);
23		}
24
25	<	/**
25	>	/**
26		* A no-frills implementation of AbstractExecutorService, designed
27	<	* to test the submit/invoke methods only.
27	>	* to test the submit methods only.
28		*/
29		static class DirectExecutorService extends AbstractExecutorService {
30		public void execute(Runnable r) { r.run(); }
#	Line 34 | Line 36 | public class AbstractExecutorServiceTest
36		private volatile boolean shutdown = false;
37		}
38
39	<	private static final String TEST_STRING = "a test string";
40	<
41	<	private static class StringTask implements Callable<String> {
42	<	public String call() { return TEST_STRING; }
39	>	/**
40	>	* execute(runnable) runs it to completion
41	>	*/
42	>	public void testExecuteRunnable() throws Exception {
43	>	ExecutorService e = new DirectExecutorService();
44	>	TrackedShortRunnable task = new TrackedShortRunnable();
45	>	assertFalse(task.done);
46	>	Future<?> future = e.submit(task);
47	>	future.get();
48	>	assertTrue(task.done);
49		}
50
51	+
52		/**
53	<	* execute of runnable runs it to completion
53	>	* Completed submit(callable) returns result
54		*/
55	<	public void testExecuteRunnable() {
56	<	try {
57	<	ExecutorService e = new DirectExecutorService();
58	<	TrackedShortRunnable task = new TrackedShortRunnable();
59	<	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) {
59	<	unexpectedException();
60	<	}
55	>	public void testSubmitCallable() throws Exception {
56	>	ExecutorService e = new DirectExecutorService();
57	>	Future<String> future = e.submit(new StringTask());
58	>	String result = future.get();
59	>	assertSame(TEST_STRING, result);
60		}
61
62	+	/**
63	+	* Completed submit(runnable) returns successfully
64	+	*/
65	+	public void testSubmitRunnable() throws Exception {
66	+	ExecutorService e = new DirectExecutorService();
67	+	Future<?> future = e.submit(new NoOpRunnable());
68	+	future.get();
69	+	assertTrue(future.isDone());
70	+	}
71
72		/**
73	<	* execute of a callable runs it to completion
73	>	* Completed submit(runnable, result) returns result
74		*/
75	<	public void testExecuteCallable() {
76	<	try {
77	<	ExecutorService e = new DirectExecutorService();
78	<	Future<String> future = e.submit(new StringTask());
79	<	String result = future.get();
72	<	assertSame(TEST_STRING, result);
73	<	}
74	<	catch (ExecutionException ex) {
75	<	unexpectedException();
76	<	}
77	<	catch (InterruptedException ex) {
78	<	unexpectedException();
79	<	}
75	>	public void testSubmitRunnable2() throws Exception {
76	>	ExecutorService e = new DirectExecutorService();
77	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
78	>	String result = future.get();
79	>	assertSame(TEST_STRING, result);
80		}
81
82
83		/**
84	<	* execute of a privileged action runs it to completion
84	>	* A submitted privileged action to completion
85		*/
86	<	public void testExecutePrivilegedAction() {
87	<	Policy savedPolicy = Policy.getPolicy();
88	<	AdjustablePolicy policy = new AdjustablePolicy();
89	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
90	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
91	<	Policy.setPolicy(policy);
86	>	public void testSubmitPrivilegedAction() throws Exception {
87	>	Policy savedPolicy = null;
88	>	try {
89	>	savedPolicy = Policy.getPolicy();
90	>	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(new PrivilegedAction() {
99	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
100		public Object run() {
101		return TEST_STRING;
102	<	}});
102	>	}}));
103
104		Object result = future.get();
105		assertSame(TEST_STRING, result);
106		}
102	–	catch (ExecutionException ex) {
103	–	unexpectedException();
104	–	}
105	–	catch (InterruptedException ex) {
106	–	unexpectedException();
107	–	}
107		finally {
108	<	Policy.setPolicy(savedPolicy);
108	>	try {
109	>	Policy.setPolicy(savedPolicy);
110	>	} catch (AccessControlException ok) {
111	>	return;
112	>	}
113		}
114		}
115
116		/**
117	<	* execute of a privileged exception action runs it to completion
117	>	* A submitted a privileged exception action runs to completion
118		*/
119	<	public void testExecutePrivilegedExceptionAction() {
120	<	Policy savedPolicy = Policy.getPolicy();
121	<	AdjustablePolicy policy = new AdjustablePolicy();
122	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
123	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
124	<	Policy.setPolicy(policy);
119	>	public void testSubmitPrivilegedExceptionAction() throws Exception {
120	>	Policy savedPolicy = null;
121	>	try {
122	>	savedPolicy = Policy.getPolicy();
123	>	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(new PrivilegedExceptionAction() {
133	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
134		public Object run() {
135		return TEST_STRING;
136	<	}});
136	>	}}));
137
138		Object result = future.get();
139		assertSame(TEST_STRING, result);
140		}
132	–	catch (ExecutionException ex) {
133	–	unexpectedException();
134	–	}
135	–	catch (InterruptedException ex) {
136	–	unexpectedException();
137	–	}
141		finally {
142		Policy.setPolicy(savedPolicy);
143		}
144		}
145
146		/**
147	<	* execute of a failed privileged exception action reports exception
147	>	* A submitted failed privileged exception action reports exception
148		*/
149	<	public void testExecuteFailedPrivilegedExceptionAction() {
150	<	Policy savedPolicy = Policy.getPolicy();
151	<	AdjustablePolicy policy = new AdjustablePolicy();
152	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
153	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
154	<	Policy.setPolicy(policy);
149	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
150	>	Policy savedPolicy = null;
151	>	try {
152	>	savedPolicy = Policy.getPolicy();
153	>	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(new PrivilegedExceptionAction() {
163	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
164		public Object run() throws Exception {
165		throw new IndexOutOfBoundsException();
166	<	}});
166	>	}}));
167
168	<	Object result = future.get();
168	>	future.get();
169		shouldThrow();
170	<	}
171	<	catch (ExecutionException success) {
163	<	}
164	<	catch (InterruptedException ex) {
165	<	unexpectedException();
170	>	} catch (ExecutionException success) {
171	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
172		}
173		finally {
174		Policy.setPolicy(savedPolicy);
#	Line 170 | Line 176 | public class AbstractExecutorServiceTest
176		}
177
178		/**
179	<	* invoke of a callable runs it to completion
179	>	* execute(null runnable) throws NPE
180		*/
181	<	public void testInvokeCallable() {
181	>	public void testExecuteNullRunnable() {
182		try {
183		ExecutorService e = new DirectExecutorService();
184	<	String result = e.invoke(new StringTask());
185	<
186	<	assertSame(TEST_STRING, result);
181	<	}
182	<	catch (ExecutionException ex) {
183	<	unexpectedException();
184	<	}
185	<	catch (InterruptedException ex) {
186	<	unexpectedException();
187	<	}
184	>	e.submit((Runnable) null);
185	>	shouldThrow();
186	>	} catch (NullPointerException success) {}
187		}
188
189	+
190		/**
191	<	* execute with a null runnable throws NPE
191	>	* submit(null callable) throws NPE
192		*/
193	<	public void testExecuteNullRunnable() {
193	>	public void testSubmitNullCallable() {
194		try {
195		ExecutorService e = new DirectExecutorService();
196	<	TrackedShortRunnable task = null;
197	<	Future<?> future = e.submit(task);
196	>	e.submit((Callable) null);
197		shouldThrow();
198	+	} catch (NullPointerException success) {}
199	+	}
200	+
201	+	/**
202	+	* 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	<	catch (NullPointerException success) {
223	<	}
224	<	catch (Exception ex) {
225	<	unexpectedException();
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	<	* execute of a null callable throws NPE
249	>	*  Blocking on submit(callable) throws InterruptedException if
250	>	*  caller interrupted.
251	>	*/
252	>	public void testInterruptedSubmit() throws InterruptedException {
253	>	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
254	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
255	>	public void realRun() throws Exception {
256	>	p.submit(new CheckedCallable<Object>() {
257	>	public Object realCall()
258	>	throws InterruptedException {
259	>	Thread.sleep(SMALL_DELAY_MS);
260	>	return null;
261	>	}}).get();
262	>	}});
263	>
264	>	t.start();
265	>	Thread.sleep(SHORT_DELAY_MS);
266	>	t.interrupt();
267	>	joinPool(p);
268	>	}
269	>
270	>	/**
271	>	*  get of submitted callable throws InterruptedException if callable
272	>	*  interrupted
273	>	*/
274	>	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);
290	>	}
291	>
292	>	/**
293	>	*  get of submit(callable) throws ExecutionException if callable
294	>	*  throws exception
295	>	*/
296	>	public void testSubmitEE() throws InterruptedException {
297	>	ThreadPoolExecutor p =
298	>	new ThreadPoolExecutor(1, 1,
299	>	60, TimeUnit.SECONDS,
300	>	new ArrayBlockingQueue<Runnable>(10));
301	>
302	>	Callable c = new Callable() {
303	>	public Object call() { return 5/0; }};
304	>
305	>	try {
306	>	p.submit(c).get();
307	>	shouldThrow();
308	>	} catch (ExecutionException success) {
309	>	assertTrue(success.getCause() instanceof ArithmeticException);
310	>	}
311	>	joinPool(p);
312	>	}
313	>
314	>	/**
315	>	* invokeAny(null) throws NPE
316		*/
317	<	public void testExecuteNullCallable() {
317	>	public void testInvokeAny1()
318	>	throws InterruptedException, ExecutionException {
319	>	ExecutorService e = new DirectExecutorService();
320		try {
321	<	ExecutorService e = new DirectExecutorService();
214	<	StringTask t = null;
215	<	Future<String> future = e.submit(t);
321	>	e.invokeAny(null);
322		shouldThrow();
323	+	} catch (NullPointerException success) {
324	+	} finally {
325	+	joinPool(e);
326		}
327	<	catch (NullPointerException success) {
327	>	}
328	>
329	>	/**
330	>	* invokeAny(empty collection) throws IAE
331	>	*/
332	>	public void testInvokeAny2()
333	>	throws InterruptedException, ExecutionException {
334	>	ExecutorService e = new DirectExecutorService();
335	>	try {
336	>	e.invokeAny(new ArrayList<Callable<String>>());
337	>	shouldThrow();
338	>	} catch (IllegalArgumentException success) {
339	>	} finally {
340	>	joinPool(e);
341		}
342	<	catch (Exception ex) {
343	<	unexpectedException();
342	>	}
343	>
344	>	/**
345	>	* invokeAny(c) throws NPE if c has null elements
346	>	*/
347	>	public void testInvokeAny3() throws Exception {
348	>	final CountDownLatch latch = new CountDownLatch(1);
349	>	ExecutorService e = new DirectExecutorService();
350	>	try {
351	>	ArrayList<Callable<Integer>> l
352	>	= new ArrayList<Callable<Integer>>();
353	>	l.add(new Callable<Integer>() {
354	>	public Integer call() { return 5/0; }});
355	>	l.add(null);
356	>	e.invokeAny(l);
357	>	shouldThrow();
358	>	} catch (NullPointerException success) {
359	>	} finally {
360	>	latch.countDown();
361	>	joinPool(e);
362		}
363		}
364
365		/**
366	<	* invoke of a null callable throws NPE
366	>	* invokeAny(c) throws ExecutionException if no task in c completes
367		*/
368	<	public void testInvokeNullCallable() {
368	>	public void testInvokeAny4() throws InterruptedException {
369	>	ExecutorService e = new DirectExecutorService();
370		try {
371	<	ExecutorService e = new DirectExecutorService();
372	<	StringTask t = null;
373	<	String result = e.invoke(t);
371	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
372	>	l.add(new NPETask());
373	>	e.invokeAny(l);
374		shouldThrow();
375	+	} catch (ExecutionException success) {
376	+	assertTrue(success.getCause() instanceof NullPointerException);
377	+	} finally {
378	+	joinPool(e);
379		}
380	<	catch (NullPointerException success) {
380	>	}
381	>
382	>	/**
383	>	* invokeAny(c) returns result of some task in c if at least one completes
384	>	*/
385	>	public void testInvokeAny5() throws Exception {
386	>	ExecutorService e = new DirectExecutorService();
387	>	try {
388	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
389	>	l.add(new StringTask());
390	>	l.add(new StringTask());
391	>	String result = e.invokeAny(l);
392	>	assertSame(TEST_STRING, result);
393	>	} finally {
394	>	joinPool(e);
395		}
396	<	catch (Exception ex) {
397	<	unexpectedException();
396	>	}
397	>
398	>	/**
399	>	* invokeAll(null) throws NPE
400	>	*/
401	>	public void testInvokeAll1() throws InterruptedException {
402	>	ExecutorService e = new DirectExecutorService();
403	>	try {
404	>	e.invokeAll(null);
405	>	shouldThrow();
406	>	} catch (NullPointerException success) {
407	>	} finally {
408	>	joinPool(e);
409		}
410		}
411
412		/**
413	<	*  execute(Executor, Runnable) throws RejectedExecutionException
244	<	*  if saturated.
413	>	* invokeAll(empty collection) returns empty collection
414		*/
415	<	public void testExecute1() {
416	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
415	>	public void testInvokeAll2() throws InterruptedException {
416	>	ExecutorService e = new DirectExecutorService();
417		try {
418	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
419	+	assertTrue(r.isEmpty());
420	+	} finally {
421	+	joinPool(e);
422	+	}
423	+	}
424
425	<	for(int i = 0; i < 5; ++i){
426	<	p.submit(new MediumRunnable());
427	<	}
425	>	/**
426	>	* invokeAll(c) throws NPE if c has null elements
427	>	*/
428	>	public void testInvokeAll3() throws InterruptedException {
429	>	ExecutorService e = new DirectExecutorService();
430	>	try {
431	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
432	>	l.add(new StringTask());
433	>	l.add(null);
434	>	e.invokeAll(l);
435		shouldThrow();
436	<	} catch(RejectedExecutionException success){}
437	<	joinPool(p);
436	>	} catch (NullPointerException success) {
437	>	} finally {
438	>	joinPool(e);
439	>	}
440		}
441
442		/**
443	<	*  execute(Executor, Callable)throws RejectedExecutionException
260	<	*  if saturated.
443	>	* get of returned element of invokeAll(c) throws exception on failed task
444		*/
445	<	public void testExecute2() {
446	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
445	>	public void testInvokeAll4() throws Exception {
446	>	ExecutorService e = new DirectExecutorService();
447		try {
448	<	for(int i = 0; i < 5; ++i) {
449	<	p.submit(new SmallCallable());
448	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
449	>	l.add(new NPETask());
450	>	List<Future<String>> result = e.invokeAll(l);
451	>	assertEquals(1, result.size());
452	>	for (Future<String> future : result) {
453	>	try {
454	>	future.get();
455	>	shouldThrow();
456	>	} catch (ExecutionException success) {
457	>	Throwable cause = success.getCause();
458	>	assertTrue(cause instanceof NullPointerException);
459	>	}
460		}
461	<	shouldThrow();
462	<	} catch(RejectedExecutionException e){}
463	<	joinPool(p);
461	>	} finally {
462	>	joinPool(e);
463	>	}
464	>	}
465	>
466	>	/**
467	>	* invokeAll(c) returns results of all completed tasks in c
468	>	*/
469	>	public void testInvokeAll5() throws Exception {
470	>	ExecutorService e = new DirectExecutorService();
471	>	try {
472	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
473	>	l.add(new StringTask());
474	>	l.add(new StringTask());
475	>	List<Future<String>> result = e.invokeAll(l);
476	>	assertEquals(2, result.size());
477	>	for (Future<String> future : result)
478	>	assertSame(TEST_STRING, future.get());
479	>	} finally {
480	>	joinPool(e);
481	>	}
482		}
483
484
485		/**
486	<	*  invoke(Executor, Callable) throws InterruptedException if
276	<	*  caller interrupted.
486	>	* timed invokeAny(null) throws NPE
487		*/
488	<	public void testInterruptedInvoke() {
489	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
490	<	Thread t = new Thread(new Runnable() {
491	<	public void run() {
492	<	try {
493	<	p.invoke(new Callable<Object>() {
494	<	public Object call() {
495	<	try {
496	<	Thread.sleep(MEDIUM_DELAY_MS);
497	<	shouldThrow();
288	<	} catch(InterruptedException e){
289	<	}
290	<	return null;
291	<	}
292	<	});
293	<	} catch(InterruptedException success){
294	<	} catch(Exception e) {
295	<	unexpectedException();
296	<	}
488	>	public void testTimedInvokeAny1() throws Exception {
489	>	ExecutorService e = new DirectExecutorService();
490	>	try {
491	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
492	>	shouldThrow();
493	>	} catch (NullPointerException success) {
494	>	} finally {
495	>	joinPool(e);
496	>	}
497	>	}
498
499	<	}
500	<	});
499	>	/**
500	>	* timed invokeAny(null time unit) throws NPE
501	>	*/
502	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
503	>	ExecutorService e = new DirectExecutorService();
504		try {
505	<	t.start();
506	<	Thread.sleep(SHORT_DELAY_MS);
507	<	t.interrupt();
508	<	} catch(Exception e){
509	<	unexpectedException();
505	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
506	>	l.add(new StringTask());
507	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
508	>	shouldThrow();
509	>	} catch (NullPointerException success) {
510	>	} finally {
511	>	joinPool(e);
512		}
307	–	joinPool(p);
513		}
514
515		/**
516	<	*  invoke(Executor, Callable) throws InterruptedException if
312	<	*  callable throws exception
516	>	* timed invokeAny(empty collection) throws IAE
517		*/
518	<	public void testInvoke5() {
519	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
518	>	public void testTimedInvokeAny2() throws Exception {
519	>	ExecutorService e = new DirectExecutorService();
520	>	try {
521	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
522	>	shouldThrow();
523	>	} catch (IllegalArgumentException success) {
524	>	} finally {
525	>	joinPool(e);
526	>	}
527	>	}
528
529	<	final Callable c = new Callable() {
530	<	public Object call() {
531	<	try {
532	<	p.invoke(new SmallCallable());
533	<	shouldThrow();
534	<	} catch(InterruptedException e){}
535	<	catch(RejectedExecutionException e2){}
536	<	catch(ExecutionException e3){}
537	<	return Boolean.TRUE;
538	<	}
539	<	};
529	>	/**
530	>	* timed invokeAny(c) throws NPE if c has null elements
531	>	*/
532	>	public void testTimedInvokeAny3() throws Exception {
533	>	final CountDownLatch latch = new CountDownLatch(1);
534	>	ExecutorService e = new DirectExecutorService();
535	>	try {
536	>	ArrayList<Callable<Integer>> l
537	>	= new ArrayList<Callable<Integer>>();
538	>	l.add(new Callable<Integer>() {
539	>	public Integer call() { return 5/0; }});
540	>	l.add(null);
541	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
542	>	shouldThrow();
543	>	} catch (NullPointerException success) {
544	>	} finally {
545	>	latch.countDown();
546	>	joinPool(e);
547	>	}
548	>	}
549
550	+	/**
551	+	* timed invokeAny(c) throws ExecutionException if no task completes
552	+	*/
553	+	public void testTimedInvokeAny4() throws Exception {
554	+	ExecutorService e = new DirectExecutorService();
555	+	try {
556	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
557	+	l.add(new NPETask());
558	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
559	+	shouldThrow();
560	+	} catch (ExecutionException success) {
561	+	assertTrue(success.getCause() instanceof NullPointerException);
562	+	} finally {
563	+	joinPool(e);
564	+	}
565	+	}
566
567	+	/**
568	+	* timed invokeAny(c) returns result of some task in c
569	+	*/
570	+	public void testTimedInvokeAny5() throws Exception {
571	+	ExecutorService e = new DirectExecutorService();
572	+	try {
573	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
574	+	l.add(new StringTask());
575	+	l.add(new StringTask());
576	+	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
577	+	assertSame(TEST_STRING, result);
578	+	} finally {
579	+	joinPool(e);
580	+	}
581	+	}
582
583	<	Thread t = new Thread(new Runnable() {
584	<	public void run() {
585	<	try {
586	<	c.call();
587	<	} catch(Exception e){}
336	<	}
337	<	});
583	>	/**
584	>	* timed invokeAll(null) throws NPE
585	>	*/
586	>	public void testTimedInvokeAll1() throws InterruptedException {
587	>	ExecutorService e = new DirectExecutorService();
588		try {
589	<	t.start();
590	<	Thread.sleep(SHORT_DELAY_MS);
591	<	t.interrupt();
592	<	t.join();
593	<	} catch(InterruptedException e){
344	<	unexpectedException();
589	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
590	>	shouldThrow();
591	>	} catch (NullPointerException success) {
592	>	} finally {
593	>	joinPool(e);
594		}
595	+	}
596
597	<	joinPool(p);
597	>	/**
598	>	* timed invokeAll(null time unit) throws NPE
599	>	*/
600	>	public void testTimedInvokeAllNullTimeUnit() throws InterruptedException {
601	>	ExecutorService e = new DirectExecutorService();
602	>	try {
603	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
604	>	l.add(new StringTask());
605	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
606	>	shouldThrow();
607	>	} catch (NullPointerException success) {
608	>	} finally {
609	>	joinPool(e);
610	>	}
611		}
612
613		/**
614	<	*  invoke(Executor, Callable) will throw ExecutionException
352	<	*  if callable throws exception
614	>	* timed invokeAll(empty collection) returns empty collection
615		*/
616	<	public void testInvoke6() {
617	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
616	>	public void testTimedInvokeAll2() throws InterruptedException {
617	>	ExecutorService e = new DirectExecutorService();
618	>	try {
619	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
620	>	assertTrue(r.isEmpty());
621	>	} finally {
622	>	joinPool(e);
623	>	}
624	>	}
625
626	+	/**
627	+	* timed invokeAll(c) throws NPE if c has null elements
628	+	*/
629	+	public void testTimedInvokeAll3() throws InterruptedException {
630	+	ExecutorService e = new DirectExecutorService();
631		try {
632	<	Callable c = new Callable() {
633	<	public Object call() {
634	<	int i = 5/0;
635	<	return Boolean.TRUE;
636	<	}
637	<	};
632	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
633	>	l.add(new StringTask());
634	>	l.add(null);
635	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
636	>	shouldThrow();
637	>	} catch (NullPointerException success) {
638	>	} finally {
639	>	joinPool(e);
640	>	}
641	>	}
642
643	<	for(int i =0; i < 5; i++){
644	<	p.invoke(c);
643	>	/**
644	>	* get of returned element of invokeAll(c) throws exception on failed task
645	>	*/
646	>	public void testTimedInvokeAll4() throws Exception {
647	>	ExecutorService e = new DirectExecutorService();
648	>	try {
649	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
650	>	l.add(new NPETask());
651	>	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
652	>	assertEquals(1, result.size());
653	>	for (Future<String> future : result) {
654	>	try {
655	>	future.get();
656	>	shouldThrow();
657	>	} catch (ExecutionException success) {
658	>	assertTrue(success.getCause() instanceof NullPointerException);
659	>	}
660		}
661	+	} finally {
662	+	joinPool(e);
663	+	}
664	+	}
665
666	<	shouldThrow();
666	>	/**
667	>	* timed invokeAll(c) returns results of all completed tasks in c
668	>	*/
669	>	public void testTimedInvokeAll5() throws Exception {
670	>	ExecutorService e = new DirectExecutorService();
671	>	try {
672	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
673	>	l.add(new StringTask());
674	>	l.add(new StringTask());
675	>	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
676	>	assertEquals(2, result.size());
677	>	for (Future<String> future : result)
678	>	assertSame(TEST_STRING, future.get());
679	>	} finally {
680	>	joinPool(e);
681		}
682	<	catch(ExecutionException success){
683	<	} catch(Exception e) {
684	<	unexpectedException();
682	>	}
683	>
684	>	/**
685	>	* timed invokeAll cancels tasks not completed by timeout
686	>	*/
687	>	public void testTimedInvokeAll6() throws InterruptedException {
688	>	ExecutorService e = new DirectExecutorService();
689	>	try {
690	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
691	>	l.add(new StringTask());
692	>	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
693	>	l.add(new StringTask());
694	>	List<Future<String>> result = e.invokeAll(l, SMALL_DELAY_MS, MILLISECONDS);
695	>	assertEquals(3, result.size());
696	>	Iterator<Future<String>> it = result.iterator();
697	>	Future<String> f1 = it.next();
698	>	Future<String> f2 = it.next();
699	>	Future<String> f3 = it.next();
700	>	assertTrue(f1.isDone());
701	>	assertFalse(f1.isCancelled());
702	>	assertTrue(f2.isDone());
703	>	assertTrue(f3.isDone());
704	>	assertTrue(f3.isCancelled());
705	>	} finally {
706	>	joinPool(e);
707		}
375	–	joinPool(p);
708		}
709
710		}

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