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

Comparing jsr166/src/test/tck/AbstractExecutorServiceTest.java (file contents):
Revision 1.2 by tim, Wed Dec 10 02:24:00 2003 UTC vs.
Revision 1.13 by dl, Mon Jan 12 19:39:21 2004 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
#	Line 17 | Line 18 | public class AbstractExecutorServiceTest
18		junit.textui.TestRunner.run (suite());
19		}
20		public static Test suite() {
21	<	return new TestSuite(ExecutorsTest.class);
21	>	return new TestSuite(AbstractExecutorServiceTest.class);
22		}
23
24		/**
25		* A no-frills implementation of AbstractExecutorService, designed
26	<	* to test the submit/invoke methods only.
26	>	* to test the submit methods only.
27		*/
28		static class DirectExecutorService extends AbstractExecutorService {
29		public void execute(Runnable r) { r.run(); }
#	Line 34 | Line 35 | public class AbstractExecutorServiceTest
35		private volatile boolean shutdown = false;
36		}
37
37	–	private static final String TEST_STRING = "a test string";
38	–
39	–	private static class StringTask implements Callable<String> {
40	–	public String call() { return TEST_STRING; }
41	–	}
42	–
38		/**
39	<	* execute of runnable runs it to completion
39	>	* execute(runnable) runs it to completion
40		*/
41		public void testExecuteRunnable() {
42		try {
#	Line 60 | Line 55 | public class AbstractExecutorServiceTest
55		}
56		}
57
58	+
59		/**
60	<	* invoke of a runnable runs it to completion
60	>	* Completed submit(callable) returns result
61		*/
62	<	public void testInvokeRunnable() {
62	>	public void testSubmitCallable() {
63		try {
64		ExecutorService e = new DirectExecutorService();
65	<	TrackedShortRunnable task = new TrackedShortRunnable();
66	<	assertFalse(task.done);
67	<	e.invoke(task);
72	<	assertTrue(task.done);
65	>	Future<String> future = e.submit(new StringTask());
66	>	String result = future.get();
67	>	assertSame(TEST_STRING, result);
68		}
69		catch (ExecutionException ex) {
70		unexpectedException();
#	Line 80 | Line 75 | public class AbstractExecutorServiceTest
75		}
76
77		/**
78	<	* execute of a callable runs it to completion
78	>	* Completed submit(runnable) returns successfully
79		*/
80	<	public void testExecuteCallable() {
80	>	public void testSubmitRunnable() {
81		try {
82		ExecutorService e = new DirectExecutorService();
83	<	Future<String> future = e.submit(new StringTask());
83	>	Future<?> future = e.submit(new NoOpRunnable());
84	>	future.get();
85	>	assertTrue(future.isDone());
86	>	}
87	>	catch (ExecutionException ex) {
88	>	unexpectedException();
89	>	}
90	>	catch (InterruptedException ex) {
91	>	unexpectedException();
92	>	}
93	>	}
94	>
95	>	/**
96	>	* Completed submit(runnable, result) returns result
97	>	*/
98	>	public void testSubmitRunnable2() {
99	>	try {
100	>	ExecutorService e = new DirectExecutorService();
101	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
102		String result = future.get();
103		assertSame(TEST_STRING, result);
104		}
#	Line 99 | Line 112 | public class AbstractExecutorServiceTest
112
113
114		/**
115	<	* execute of a privileged action runs it to completion
115	>	* A submitted privileged action to completion
116		*/
117	<	public void testExecutePrivilegedAction() {
117	>	public void testSubmitPrivilegedAction() {
118		Policy savedPolicy = Policy.getPolicy();
119		AdjustablePolicy policy = new AdjustablePolicy();
120		policy.addPermission(new RuntimePermission("getContextClassLoader"));
#	Line 109 | Line 122 | public class AbstractExecutorServiceTest
122		Policy.setPolicy(policy);
123		try {
124		ExecutorService e = new DirectExecutorService();
125	<	Future future = e.submit(new PrivilegedAction() {
125	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
126		public Object run() {
127		return TEST_STRING;
128	<	}});
128	>	}}));
129
130		Object result = future.get();
131		assertSame(TEST_STRING, result);
#	Line 129 | Line 142 | public class AbstractExecutorServiceTest
142		}
143
144		/**
145	<	* execute of a privileged exception action runs it to completion
145	>	* A submitted a privileged exception action runs to completion
146		*/
147	<	public void testExecutePrivilegedExceptionAction() {
147	>	public void testSubmitPrivilegedExceptionAction() {
148		Policy savedPolicy = Policy.getPolicy();
149		AdjustablePolicy policy = new AdjustablePolicy();
150		policy.addPermission(new RuntimePermission("getContextClassLoader"));
#	Line 139 | Line 152 | public class AbstractExecutorServiceTest
152		Policy.setPolicy(policy);
153		try {
154		ExecutorService e = new DirectExecutorService();
155	<	Future future = e.submit(new PrivilegedExceptionAction() {
155	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
156		public Object run() {
157		return TEST_STRING;
158	<	}});
158	>	}}));
159
160		Object result = future.get();
161		assertSame(TEST_STRING, result);
#	Line 159 | Line 172 | public class AbstractExecutorServiceTest
172		}
173
174		/**
175	<	* execute of a failed privileged exception action reports exception
175	>	* A submitted failed privileged exception action reports exception
176		*/
177	<	public void testExecuteFailedPrivilegedExceptionAction() {
177	>	public void testSubmitFailedPrivilegedExceptionAction() {
178		Policy savedPolicy = Policy.getPolicy();
179		AdjustablePolicy policy = new AdjustablePolicy();
180		policy.addPermission(new RuntimePermission("getContextClassLoader"));
#	Line 169 | Line 182 | public class AbstractExecutorServiceTest
182		Policy.setPolicy(policy);
183		try {
184		ExecutorService e = new DirectExecutorService();
185	<	Future future = e.submit(new PrivilegedExceptionAction() {
185	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
186		public Object run() throws Exception {
187		throw new IndexOutOfBoundsException();
188	<	}});
188	>	}}));
189
190		Object result = future.get();
191		shouldThrow();
#	Line 188 | Line 201 | public class AbstractExecutorServiceTest
201		}
202
203		/**
204	<	* invoke of a collable runs it to completion
192	<	*/
193	<	public void testInvokeCallable() {
194	<	try {
195	<	ExecutorService e = new DirectExecutorService();
196	<	String result = e.invoke(new StringTask());
197	<
198	<	assertSame(TEST_STRING, result);
199	<	}
200	<	catch (ExecutionException ex) {
201	<	unexpectedException();
202	<	}
203	<	catch (InterruptedException ex) {
204	<	unexpectedException();
205	<	}
206	<	}
207	<
208	<	/**
209	<	* execute with a null runnable throws NPE
204	>	* execute(null runnable) throws NPE
205		*/
206		public void testExecuteNullRunnable() {
207		try {
#	Line 222 | Line 217 | public class AbstractExecutorServiceTest
217		}
218		}
219
225	–	/**
226	–	* invoke of a null runnable throws NPE
227	–	*/
228	–	public void testInvokeNullRunnable() {
229	–	try {
230	–	ExecutorService e = new DirectExecutorService();
231	–	TrackedShortRunnable task = null;
232	–	e.invoke(task);
233	–	shouldThrow();
234	–	}
235	–	catch (NullPointerException success) {
236	–	}
237	–	catch (Exception ex) {
238	–	unexpectedException();
239	–	}
240	–	}
220
221		/**
222	<	* execute of a null callable throws NPE
222	>	* submit(null callable) throws NPE
223		*/
224	<	public void testExecuteNullCallable() {
224	>	public void testSubmitNullCallable() {
225		try {
226		ExecutorService e = new DirectExecutorService();
227		StringTask t = null;
#	Line 257 | Line 236 | public class AbstractExecutorServiceTest
236		}
237
238		/**
239	<	* invoke of a null callable throws NPE
240	<	*/
262	<	public void testInvokeNullCallable() {
263	<	try {
264	<	ExecutorService e = new DirectExecutorService();
265	<	StringTask t = null;
266	<	String result = e.invoke(t);
267	<	shouldThrow();
268	<	}
269	<	catch (NullPointerException success) {
270	<	}
271	<	catch (Exception ex) {
272	<	unexpectedException();
273	<	}
274	<	}
275	<
276	<	/**
277	<	*  execute(Executor, Runnable) throws RejectedExecutionException
278	<	*  if saturated.
239	>	* submit(runnable) throws RejectedExecutionException if
240	>	* executor is saturated.
241		*/
242		public void testExecute1() {
243	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
243	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, 60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(1));
244		try {
245
246		for(int i = 0; i < 5; ++i){
#	Line 290 | Line 252 | public class AbstractExecutorServiceTest
252		}
253
254		/**
255	<	*  execute(Executor, Callable)throws RejectedExecutionException
256	<	*  if saturated.
255	>	* submit(callable) throws RejectedExecutionException
256	>	* if executor is saturated.
257		*/
258		public void testExecute2() {
259	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
259	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, 60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(1));
260		try {
261		for(int i = 0; i < 5; ++i) {
262		p.submit(new SmallCallable());
#	Line 306 | Line 268 | public class AbstractExecutorServiceTest
268
269
270		/**
271	<	*  invoke(Executor, Runnable) throws InterruptedException if
271	>	*  Blocking on submit(callable) throws InterruptedException if
272		*  caller interrupted.
273		*/
274	<	public void testInterruptedInvoke() {
275	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
274	>	public void testInterruptedSubmit() {
275	>	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
276		Thread t = new Thread(new Runnable() {
277		public void run() {
278		try {
279	<	p.invoke(new Runnable() {
280	<	public void run() {
279	>	p.submit(new Callable<Object>() {
280	>	public Object call() {
281		try {
282		Thread.sleep(MEDIUM_DELAY_MS);
283		shouldThrow();
284		} catch(InterruptedException e){
285		}
286	+	return null;
287		}
288	<	});
288	>	}).get();
289		} catch(InterruptedException success){
290		} catch(Exception e) {
291		unexpectedException();
#	Line 341 | Line 304 | public class AbstractExecutorServiceTest
304		}
305
306		/**
307	<	*  invoke(Executor, Runnable) throws ExecutionException if
308	<	*  runnable throws exception.
307	>	*  get of submitted callable throws Exception if callable
308	>	*  interrupted
309		*/
310	<	public void testInvoke3() {
311	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
349	<	try {
350	<	Runnable r = new Runnable() {
351	<	public void run() {
352	<	int i = 5/0;
353	<	}
354	<	};
355	<
356	<	for(int i =0; i < 5; i++){
357	<	p.invoke(r);
358	<	}
359	<
360	<	shouldThrow();
361	<	} catch(ExecutionException success){
362	<	} catch(Exception e){
363	<	unexpectedException();
364	<	}
365	<	joinPool(p);
366	<	}
367	<
368	<
369	<
370	<	/**
371	<	*  invoke(Executor, Callable) throws InterruptedException if
372	<	*  callable throws exception
373	<	*/
374	<	public void testInvoke5() {
375	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
310	>	public void testSubmitIE() {
311	>	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
312
313		final Callable c = new Callable() {
314		public Object call() {
315		try {
316	<	p.invoke(new SmallCallable());
316	>	p.submit(new SmallCallable()).get();
317		shouldThrow();
318		} catch(InterruptedException e){}
319		catch(RejectedExecutionException e2){}
#	Line 408 | Line 344 | public class AbstractExecutorServiceTest
344		}
345
346		/**
347	<	*  invoke(Executor, Callable) will throw ExecutionException
348	<	*  if callable throws exception
347	>	*  get of submit(callable) throws ExecutionException if callable
348	>	*  throws exception
349		*/
350	<	public void testInvoke6() {
351	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
350	>	public void testSubmitEE() {
351	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
352
353		try {
354		Callable c = new Callable() {
#	Line 423 | Line 359 | public class AbstractExecutorServiceTest
359		};
360
361		for(int i =0; i < 5; i++){
362	<	p.invoke(c);
362	>	p.submit(c).get();
363		}
364
365		shouldThrow();
#	Line 435 | Line 371 | public class AbstractExecutorServiceTest
371		joinPool(p);
372		}
373
374	<	}
374	>	/**
375	>	* invokeAny(null) throws NPE
376	>	*/
377	>	public void testInvokeAny1() {
378	>	ExecutorService e = new DirectExecutorService();
379	>	try {
380	>	e.invokeAny(null);
381	>	} catch (NullPointerException success) {
382	>	} catch(Exception ex) {
383	>	unexpectedException();
384	>	} finally {
385	>	joinPool(e);
386	>	}
387	>	}
388	>
389	>	/**
390	>	* invokeAny(empty collection) throws IAE
391	>	*/
392	>	public void testInvokeAny2() {
393	>	ExecutorService e = new DirectExecutorService();
394	>	try {
395	>	e.invokeAny(new ArrayList<Callable<String>>());
396	>	} catch (IllegalArgumentException success) {
397	>	} catch(Exception ex) {
398	>	unexpectedException();
399	>	} finally {
400	>	joinPool(e);
401	>	}
402	>	}
403	>
404	>	/**
405	>	* invokeAny(c) throws NPE if c has null elements
406	>	*/
407	>	public void testInvokeAny3() {
408	>	ExecutorService e = new DirectExecutorService();
409	>	try {
410	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
411	>	l.add(new StringTask());
412	>	l.add(null);
413	>	e.invokeAny(l);
414	>	} catch (NullPointerException success) {
415	>	} catch(Exception ex) {
416	>	ex.printStackTrace();
417	>	unexpectedException();
418	>	} finally {
419	>	joinPool(e);
420	>	}
421	>	}
422	>
423	>	/**
424	>	* invokeAny(c) throws ExecutionException if no task in c completes
425	>	*/
426	>	public void testInvokeAny4() {
427	>	ExecutorService e = new DirectExecutorService();
428	>	try {
429	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
430	>	l.add(new NPETask());
431	>	e.invokeAny(l);
432	>	} catch(ExecutionException success) {
433	>	} catch(Exception ex) {
434	>	unexpectedException();
435	>	} finally {
436	>	joinPool(e);
437	>	}
438	>	}
439	>
440	>	/**
441	>	* invokeAny(c) returns result of some task in c if at least one completes
442	>	*/
443	>	public void testInvokeAny5() {
444	>	ExecutorService e = new DirectExecutorService();
445	>	try {
446	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
447	>	l.add(new StringTask());
448	>	l.add(new StringTask());
449	>	String result = e.invokeAny(l);
450	>	assertSame(TEST_STRING, result);
451	>	} catch (ExecutionException success) {
452	>	} catch(Exception ex) {
453	>	unexpectedException();
454	>	} finally {
455	>	joinPool(e);
456	>	}
457	>	}
458	>
459	>	/**
460	>	* invokeAll(null) throws NPE
461	>	*/
462	>	public void testInvokeAll1() {
463	>	ExecutorService e = new DirectExecutorService();
464	>	try {
465	>	e.invokeAll(null);
466	>	} catch (NullPointerException success) {
467	>	} catch(Exception ex) {
468	>	unexpectedException();
469	>	} finally {
470	>	joinPool(e);
471	>	}
472	>	}
473	>
474	>	/**
475	>	* invokeAll(empty collection) returns empty collection
476	>	*/
477	>	public void testInvokeAll2() {
478	>	ExecutorService e = new DirectExecutorService();
479	>	try {
480	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
481	>	assertTrue(r.isEmpty());
482	>	} catch(Exception ex) {
483	>	unexpectedException();
484	>	} finally {
485	>	joinPool(e);
486	>	}
487	>	}
488	>
489	>	/**
490	>	* invokeAll(c) throws NPE if c has null elements
491	>	*/
492	>	public void testInvokeAll3() {
493	>	ExecutorService e = new DirectExecutorService();
494	>	try {
495	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
496	>	l.add(new StringTask());
497	>	l.add(null);
498	>	e.invokeAll(l);
499	>	} catch (NullPointerException success) {
500	>	} catch(Exception ex) {
501	>	unexpectedException();
502	>	} finally {
503	>	joinPool(e);
504	>	}
505	>	}
506	>
507	>	/**
508	>	* get of returned element of invokeAll(c) throws exception on failed task
509	>	*/
510	>	public void testInvokeAll4() {
511	>	ExecutorService e = new DirectExecutorService();
512	>	try {
513	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
514	>	l.add(new NPETask());
515	>	List<Future<String>> result = e.invokeAll(l);
516	>	assertEquals(1, result.size());
517	>	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
518	>	it.next().get();
519	>	} catch(ExecutionException success) {
520	>	} catch(Exception ex) {
521	>	unexpectedException();
522	>	} finally {
523	>	joinPool(e);
524	>	}
525	>	}
526	>
527	>	/**
528	>	* invokeAll(c) returns results of all completed tasks in c
529	>	*/
530	>	public void testInvokeAll5() {
531	>	ExecutorService e = new DirectExecutorService();
532	>	try {
533	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
534	>	l.add(new StringTask());
535	>	l.add(new StringTask());
536	>	List<Future<String>> result = e.invokeAll(l);
537	>	assertEquals(2, result.size());
538	>	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
539	>	assertSame(TEST_STRING, it.next().get());
540	>	} catch (ExecutionException success) {
541	>	} catch(Exception ex) {
542	>	unexpectedException();
543	>	} finally {
544	>	joinPool(e);
545	>	}
546	>	}
547	>
548	>
549	>	/**
550	>	* timed invokeAny(null) throws NPE
551	>	*/
552	>	public void testTimedInvokeAny1() {
553	>	ExecutorService e = new DirectExecutorService();
554	>	try {
555	>	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
556	>	} catch (NullPointerException success) {
557	>	} catch(Exception ex) {
558	>	unexpectedException();
559	>	} finally {
560	>	joinPool(e);
561	>	}
562	>	}
563	>
564	>	/**
565	>	* timed invokeAny(null time unit) throws NPE
566	>	*/
567	>	public void testTimedInvokeAnyNullTimeUnit() {
568	>	ExecutorService e = new DirectExecutorService();
569	>	try {
570	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
571	>	l.add(new StringTask());
572	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
573	>	} catch (NullPointerException success) {
574	>	} catch(Exception ex) {
575	>	unexpectedException();
576	>	} finally {
577	>	joinPool(e);
578	>	}
579	>	}
580	>
581	>	/**
582	>	* timed invokeAny(empty collection) throws IAE
583	>	*/
584	>	public void testTimedInvokeAny2() {
585	>	ExecutorService e = new DirectExecutorService();
586	>	try {
587	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
588	>	} catch (IllegalArgumentException success) {
589	>	} catch(Exception ex) {
590	>	unexpectedException();
591	>	} finally {
592	>	joinPool(e);
593	>	}
594	>	}
595	>
596	>	/**
597	>	* timed invokeAny(c) throws NPE if c has null elements
598	>	*/
599	>	public void testTimedInvokeAny3() {
600	>	ExecutorService e = new DirectExecutorService();
601	>	try {
602	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
603	>	l.add(new StringTask());
604	>	l.add(null);
605	>	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
606	>	} catch (NullPointerException success) {
607	>	} catch(Exception ex) {
608	>	ex.printStackTrace();
609	>	unexpectedException();
610	>	} finally {
611	>	joinPool(e);
612	>	}
613	>	}
614	>
615	>	/**
616	>	* timed invokeAny(c) throws ExecutionException if no task completes
617	>	*/
618	>	public void testTimedInvokeAny4() {
619	>	ExecutorService e = new DirectExecutorService();
620	>	try {
621	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
622	>	l.add(new NPETask());
623	>	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
624	>	} catch(ExecutionException success) {
625	>	} catch(Exception ex) {
626	>	unexpectedException();
627	>	} finally {
628	>	joinPool(e);
629	>	}
630	>	}
631	>
632	>	/**
633	>	* timed invokeAny(c) returns result of some task in c
634	>	*/
635	>	public void testTimedInvokeAny5() {
636	>	ExecutorService e = new DirectExecutorService();
637	>	try {
638	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
639	>	l.add(new StringTask());
640	>	l.add(new StringTask());
641	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
642	>	assertSame(TEST_STRING, result);
643	>	} catch (ExecutionException success) {
644	>	} catch(Exception ex) {
645	>	unexpectedException();
646	>	} finally {
647	>	joinPool(e);
648	>	}
649	>	}
650	>
651	>	/**
652	>	* timed invokeAll(null) throws NPE
653	>	*/
654	>	public void testTimedInvokeAll1() {
655	>	ExecutorService e = new DirectExecutorService();
656	>	try {
657	>	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
658	>	} catch (NullPointerException success) {
659	>	} catch(Exception ex) {
660	>	unexpectedException();
661	>	} finally {
662	>	joinPool(e);
663	>	}
664	>	}
665	>
666	>	/**
667	>	* timed invokeAll(null time unit) throws NPE
668	>	*/
669	>	public void testTimedInvokeAllNullTimeUnit() {
670	>	ExecutorService e = new DirectExecutorService();
671	>	try {
672	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
673	>	l.add(new StringTask());
674	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
675	>	} catch (NullPointerException success) {
676	>	} catch(Exception ex) {
677	>	unexpectedException();
678	>	} finally {
679	>	joinPool(e);
680	>	}
681	>	}
682	>
683	>	/**
684	>	* timed invokeAll(empty collection) returns empty collection
685	>	*/
686	>	public void testTimedInvokeAll2() {
687	>	ExecutorService e = new DirectExecutorService();
688	>	try {
689	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
690	>	assertTrue(r.isEmpty());
691	>	} catch(Exception ex) {
692	>	unexpectedException();
693	>	} finally {
694	>	joinPool(e);
695	>	}
696	>	}
697	>
698	>	/**
699	>	* timed invokeAll(c) throws NPE if c has null elements
700	>	*/
701	>	public void testTimedInvokeAll3() {
702	>	ExecutorService e = new DirectExecutorService();
703	>	try {
704	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
705	>	l.add(new StringTask());
706	>	l.add(null);
707	>	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
708	>	} catch (NullPointerException success) {
709	>	} catch(Exception ex) {
710	>	unexpectedException();
711	>	} finally {
712	>	joinPool(e);
713	>	}
714	>	}
715	>
716	>	/**
717	>	* get of returned element of invokeAll(c) throws exception on failed task
718	>	*/
719	>	public void testTimedInvokeAll4() {
720	>	ExecutorService e = new DirectExecutorService();
721	>	try {
722	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
723	>	l.add(new NPETask());
724	>	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
725	>	assertEquals(1, result.size());
726	>	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
727	>	it.next().get();
728	>	} catch(ExecutionException success) {
729	>	} catch(Exception ex) {
730	>	unexpectedException();
731	>	} finally {
732	>	joinPool(e);
733	>	}
734	>	}
735	>
736	>	/**
737	>	* timed invokeAll(c) returns results of all completed tasks in c
738	>	*/
739	>	public void testTimedInvokeAll5() {
740	>	ExecutorService e = new DirectExecutorService();
741	>	try {
742	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
743	>	l.add(new StringTask());
744	>	l.add(new StringTask());
745	>	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
746	>	assertEquals(2, result.size());
747	>	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
748	>	assertSame(TEST_STRING, it.next().get());
749	>	} catch (ExecutionException success) {
750	>	} catch(Exception ex) {
751	>	unexpectedException();
752	>	} finally {
753	>	joinPool(e);
754	>	}
755	>	}
756	>
757	>	/**
758	>	* timed invokeAll cancels tasks not completed by timeout
759	>	*/
760	>	public void testTimedInvokeAll6() {
761	>	ExecutorService e = new DirectExecutorService();
762	>	try {
763	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
764	>	l.add(new StringTask());
765	>	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
766	>	l.add(new StringTask());
767	>	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
768	>	assertEquals(3, result.size());
769	>	Iterator<Future<String>> it = result.iterator();
770	>	Future<String> f1 = it.next();
771	>	Future<String> f2 = it.next();
772	>	Future<String> f3 = it.next();
773	>	assertTrue(f1.isDone());
774	>	assertFalse(f1.isCancelled());
775	>	assertTrue(f2.isDone());
776	>	assertTrue(f3.isDone());
777	>	assertTrue(f3.isCancelled());
778	>	} catch(Exception ex) {
779	>	unexpectedException();
780	>	} finally {
781	>	joinPool(e);
782	>	}
783	>	}
784	>
785	>	}

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