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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 1.15 by dl, Tue Jan 20 20:20:56 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() {
118	<	Policy savedPolicy = Policy.getPolicy();
119	<	AdjustablePolicy policy = new AdjustablePolicy();
120	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
121	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
122	<	Policy.setPolicy(policy);
117	>	public void testSubmitPrivilegedAction() {
118	>	Policy savedPolicy = null;
119	>	try {
120	>	savedPolicy = Policy.getPolicy();
121	>	AdjustablePolicy policy = new AdjustablePolicy();
122	>	policy.addPermission(new RuntimePermission("getContextClassLoader"));
123	>	policy.addPermission(new RuntimePermission("setContextClassLoader"));
124	>	Policy.setPolicy(policy);
125	>	} catch(AccessControlException ok) {
126	>	return;
127	>	}
128		try {
129		ExecutorService e = new DirectExecutorService();
130	<	Future future = e.submit(new PrivilegedAction() {
130	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
131		public Object run() {
132		return TEST_STRING;
133	<	}});
133	>	}}));
134
135		Object result = future.get();
136		assertSame(TEST_STRING, result);
#	Line 124 | Line 142 | public class AbstractExecutorServiceTest
142		unexpectedException();
143		}
144		finally {
145	<	Policy.setPolicy(savedPolicy);
145	>	try {
146	>	Policy.setPolicy(savedPolicy);
147	>	} catch(AccessControlException ok) {
148	>	return;
149	>	}
150		}
151		}
152
153		/**
154	<	* execute of a privileged exception action runs it to completion
154	>	* A submitted a privileged exception action runs to completion
155		*/
156	<	public void testExecutePrivilegedExceptionAction() {
157	<	Policy savedPolicy = Policy.getPolicy();
158	<	AdjustablePolicy policy = new AdjustablePolicy();
159	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
160	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
161	<	Policy.setPolicy(policy);
156	>	public void testSubmitPrivilegedExceptionAction() {
157	>	Policy savedPolicy = null;
158	>	try {
159	>	savedPolicy = Policy.getPolicy();
160	>	AdjustablePolicy policy = new AdjustablePolicy();
161	>	policy.addPermission(new RuntimePermission("getContextClassLoader"));
162	>	policy.addPermission(new RuntimePermission("setContextClassLoader"));
163	>	Policy.setPolicy(policy);
164	>	} catch(AccessControlException ok) {
165	>	return;
166	>	}
167	>
168		try {
169		ExecutorService e = new DirectExecutorService();
170	<	Future future = e.submit(new PrivilegedExceptionAction() {
170	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
171		public Object run() {
172		return TEST_STRING;
173	<	}});
173	>	}}));
174
175		Object result = future.get();
176		assertSame(TEST_STRING, result);
#	Line 159 | Line 187 | public class AbstractExecutorServiceTest
187		}
188
189		/**
190	<	* execute of a failed privileged exception action reports exception
190	>	* A submitted failed privileged exception action reports exception
191		*/
192	<	public void testExecuteFailedPrivilegedExceptionAction() {
193	<	Policy savedPolicy = Policy.getPolicy();
194	<	AdjustablePolicy policy = new AdjustablePolicy();
195	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
196	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
197	<	Policy.setPolicy(policy);
192	>	public void testSubmitFailedPrivilegedExceptionAction() {
193	>	Policy savedPolicy = null;
194	>	try {
195	>	savedPolicy = Policy.getPolicy();
196	>	AdjustablePolicy policy = new AdjustablePolicy();
197	>	policy.addPermission(new RuntimePermission("getContextClassLoader"));
198	>	policy.addPermission(new RuntimePermission("setContextClassLoader"));
199	>	Policy.setPolicy(policy);
200	>	} catch(AccessControlException ok) {
201	>	return;
202	>	}
203	>
204	>
205		try {
206		ExecutorService e = new DirectExecutorService();
207	<	Future future = e.submit(new PrivilegedExceptionAction() {
207	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
208		public Object run() throws Exception {
209		throw new IndexOutOfBoundsException();
210	<	}});
210	>	}}));
211
212		Object result = future.get();
213		shouldThrow();
#	Line 188 | Line 223 | public class AbstractExecutorServiceTest
223		}
224
225		/**
226	<	* 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
226	>	* execute(null runnable) throws NPE
227		*/
228		public void testExecuteNullRunnable() {
229		try {
#	Line 222 | Line 239 | public class AbstractExecutorServiceTest
239		}
240		}
241
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	–	}
242
243		/**
244	<	* execute of a null callable throws NPE
244	>	* submit(null callable) throws NPE
245		*/
246	<	public void testExecuteNullCallable() {
246	>	public void testSubmitNullCallable() {
247		try {
248		ExecutorService e = new DirectExecutorService();
249		StringTask t = null;
#	Line 257 | Line 258 | public class AbstractExecutorServiceTest
258		}
259
260		/**
261	<	* invoke of a null callable throws NPE
262	<	*/
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.
261	>	* submit(runnable) throws RejectedExecutionException if
262	>	* executor is saturated.
263		*/
264		public void testExecute1() {
265	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
265	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, 60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(1));
266		try {
267
268		for(int i = 0; i < 5; ++i){
#	Line 290 | Line 274 | public class AbstractExecutorServiceTest
274		}
275
276		/**
277	<	*  execute(Executor, Callable)throws RejectedExecutionException
278	<	*  if saturated.
277	>	* submit(callable) throws RejectedExecutionException
278	>	* if executor is saturated.
279		*/
280		public void testExecute2() {
281	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
281	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, 60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(1));
282		try {
283		for(int i = 0; i < 5; ++i) {
284		p.submit(new SmallCallable());
#	Line 306 | Line 290 | public class AbstractExecutorServiceTest
290
291
292		/**
293	<	*  invoke(Executor, Runnable) throws InterruptedException if
293	>	*  Blocking on submit(callable) throws InterruptedException if
294		*  caller interrupted.
295		*/
296	<	public void testInterruptedInvoke() {
297	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
296	>	public void testInterruptedSubmit() {
297	>	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
298		Thread t = new Thread(new Runnable() {
299		public void run() {
300		try {
301	<	p.invoke(new Runnable() {
302	<	public void run() {
301	>	p.submit(new Callable<Object>() {
302	>	public Object call() {
303		try {
304		Thread.sleep(MEDIUM_DELAY_MS);
305		shouldThrow();
306		} catch(InterruptedException e){
307		}
308	+	return null;
309		}
310	<	});
310	>	}).get();
311		} catch(InterruptedException success){
312		} catch(Exception e) {
313		unexpectedException();
#	Line 341 | Line 326 | public class AbstractExecutorServiceTest
326		}
327
328		/**
329	<	*  invoke(Executor, Runnable) throws ExecutionException if
330	<	*  runnable throws exception.
329	>	*  get of submitted callable throws Exception if callable
330	>	*  interrupted
331		*/
332	<	public void testInvoke3() {
333	<	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));
332	>	public void testSubmitIE() {
333	>	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
334
335		final Callable c = new Callable() {
336		public Object call() {
337		try {
338	<	p.invoke(new SmallCallable());
338	>	p.submit(new SmallCallable()).get();
339		shouldThrow();
340		} catch(InterruptedException e){}
341		catch(RejectedExecutionException e2){}
#	Line 408 | Line 366 | public class AbstractExecutorServiceTest
366		}
367
368		/**
369	<	*  invoke(Executor, Callable) will throw ExecutionException
370	<	*  if callable throws exception
369	>	*  get of submit(callable) throws ExecutionException if callable
370	>	*  throws exception
371		*/
372	<	public void testInvoke6() {
373	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
372	>	public void testSubmitEE() {
373	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
374
375		try {
376		Callable c = new Callable() {
#	Line 423 | Line 381 | public class AbstractExecutorServiceTest
381		};
382
383		for(int i =0; i < 5; i++){
384	<	p.invoke(c);
384	>	p.submit(c).get();
385		}
386
387		shouldThrow();
#	Line 435 | Line 393 | public class AbstractExecutorServiceTest
393		joinPool(p);
394		}
395
396	<	}
396	>	/**
397	>	* invokeAny(null) throws NPE
398	>	*/
399	>	public void testInvokeAny1() {
400	>	ExecutorService e = new DirectExecutorService();
401	>	try {
402	>	e.invokeAny(null);
403	>	} catch (NullPointerException success) {
404	>	} catch(Exception ex) {
405	>	unexpectedException();
406	>	} finally {
407	>	joinPool(e);
408	>	}
409	>	}
410	>
411	>	/**
412	>	* invokeAny(empty collection) throws IAE
413	>	*/
414	>	public void testInvokeAny2() {
415	>	ExecutorService e = new DirectExecutorService();
416	>	try {
417	>	e.invokeAny(new ArrayList<Callable<String>>());
418	>	} catch (IllegalArgumentException success) {
419	>	} catch(Exception ex) {
420	>	unexpectedException();
421	>	} finally {
422	>	joinPool(e);
423	>	}
424	>	}
425	>
426	>	/**
427	>	* invokeAny(c) throws NPE if c has null elements
428	>	*/
429	>	public void testInvokeAny3() {
430	>	ExecutorService e = new DirectExecutorService();
431	>	try {
432	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
433	>	l.add(new StringTask());
434	>	l.add(null);
435	>	e.invokeAny(l);
436	>	} catch (NullPointerException success) {
437	>	} catch(Exception ex) {
438	>	ex.printStackTrace();
439	>	unexpectedException();
440	>	} finally {
441	>	joinPool(e);
442	>	}
443	>	}
444	>
445	>	/**
446	>	* invokeAny(c) throws ExecutionException if no task in c completes
447	>	*/
448	>	public void testInvokeAny4() {
449	>	ExecutorService e = new DirectExecutorService();
450	>	try {
451	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
452	>	l.add(new NPETask());
453	>	e.invokeAny(l);
454	>	} catch(ExecutionException success) {
455	>	} catch(Exception ex) {
456	>	unexpectedException();
457	>	} finally {
458	>	joinPool(e);
459	>	}
460	>	}
461	>
462	>	/**
463	>	* invokeAny(c) returns result of some task in c if at least one completes
464	>	*/
465	>	public void testInvokeAny5() {
466	>	ExecutorService e = new DirectExecutorService();
467	>	try {
468	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
469	>	l.add(new StringTask());
470	>	l.add(new StringTask());
471	>	String result = e.invokeAny(l);
472	>	assertSame(TEST_STRING, result);
473	>	} catch (ExecutionException success) {
474	>	} catch(Exception ex) {
475	>	unexpectedException();
476	>	} finally {
477	>	joinPool(e);
478	>	}
479	>	}
480	>
481	>	/**
482	>	* invokeAll(null) throws NPE
483	>	*/
484	>	public void testInvokeAll1() {
485	>	ExecutorService e = new DirectExecutorService();
486	>	try {
487	>	e.invokeAll(null);
488	>	} catch (NullPointerException success) {
489	>	} catch(Exception ex) {
490	>	unexpectedException();
491	>	} finally {
492	>	joinPool(e);
493	>	}
494	>	}
495	>
496	>	/**
497	>	* invokeAll(empty collection) returns empty collection
498	>	*/
499	>	public void testInvokeAll2() {
500	>	ExecutorService e = new DirectExecutorService();
501	>	try {
502	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
503	>	assertTrue(r.isEmpty());
504	>	} catch(Exception ex) {
505	>	unexpectedException();
506	>	} finally {
507	>	joinPool(e);
508	>	}
509	>	}
510	>
511	>	/**
512	>	* invokeAll(c) throws NPE if c has null elements
513	>	*/
514	>	public void testInvokeAll3() {
515	>	ExecutorService e = new DirectExecutorService();
516	>	try {
517	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
518	>	l.add(new StringTask());
519	>	l.add(null);
520	>	e.invokeAll(l);
521	>	} catch (NullPointerException success) {
522	>	} catch(Exception ex) {
523	>	unexpectedException();
524	>	} finally {
525	>	joinPool(e);
526	>	}
527	>	}
528	>
529	>	/**
530	>	* get of returned element of invokeAll(c) throws exception on failed task
531	>	*/
532	>	public void testInvokeAll4() {
533	>	ExecutorService e = new DirectExecutorService();
534	>	try {
535	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
536	>	l.add(new NPETask());
537	>	List<Future<String>> result = e.invokeAll(l);
538	>	assertEquals(1, result.size());
539	>	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
540	>	it.next().get();
541	>	} catch(ExecutionException success) {
542	>	} catch(Exception ex) {
543	>	unexpectedException();
544	>	} finally {
545	>	joinPool(e);
546	>	}
547	>	}
548	>
549	>	/**
550	>	* invokeAll(c) returns results of all completed tasks in c
551	>	*/
552	>	public void testInvokeAll5() {
553	>	ExecutorService e = new DirectExecutorService();
554	>	try {
555	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
556	>	l.add(new StringTask());
557	>	l.add(new StringTask());
558	>	List<Future<String>> result = e.invokeAll(l);
559	>	assertEquals(2, result.size());
560	>	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
561	>	assertSame(TEST_STRING, it.next().get());
562	>	} catch (ExecutionException success) {
563	>	} catch(Exception ex) {
564	>	unexpectedException();
565	>	} finally {
566	>	joinPool(e);
567	>	}
568	>	}
569	>
570	>
571	>	/**
572	>	* timed invokeAny(null) throws NPE
573	>	*/
574	>	public void testTimedInvokeAny1() {
575	>	ExecutorService e = new DirectExecutorService();
576	>	try {
577	>	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
578	>	} catch (NullPointerException success) {
579	>	} catch(Exception ex) {
580	>	unexpectedException();
581	>	} finally {
582	>	joinPool(e);
583	>	}
584	>	}
585	>
586	>	/**
587	>	* timed invokeAny(null time unit) throws NPE
588	>	*/
589	>	public void testTimedInvokeAnyNullTimeUnit() {
590	>	ExecutorService e = new DirectExecutorService();
591	>	try {
592	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
593	>	l.add(new StringTask());
594	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
595	>	} catch (NullPointerException success) {
596	>	} catch(Exception ex) {
597	>	unexpectedException();
598	>	} finally {
599	>	joinPool(e);
600	>	}
601	>	}
602	>
603	>	/**
604	>	* timed invokeAny(empty collection) throws IAE
605	>	*/
606	>	public void testTimedInvokeAny2() {
607	>	ExecutorService e = new DirectExecutorService();
608	>	try {
609	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
610	>	} catch (IllegalArgumentException success) {
611	>	} catch(Exception ex) {
612	>	unexpectedException();
613	>	} finally {
614	>	joinPool(e);
615	>	}
616	>	}
617	>
618	>	/**
619	>	* timed invokeAny(c) throws NPE if c has null elements
620	>	*/
621	>	public void testTimedInvokeAny3() {
622	>	ExecutorService e = new DirectExecutorService();
623	>	try {
624	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
625	>	l.add(new StringTask());
626	>	l.add(null);
627	>	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
628	>	} catch (NullPointerException success) {
629	>	} catch(Exception ex) {
630	>	ex.printStackTrace();
631	>	unexpectedException();
632	>	} finally {
633	>	joinPool(e);
634	>	}
635	>	}
636	>
637	>	/**
638	>	* timed invokeAny(c) throws ExecutionException if no task completes
639	>	*/
640	>	public void testTimedInvokeAny4() {
641	>	ExecutorService e = new DirectExecutorService();
642	>	try {
643	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
644	>	l.add(new NPETask());
645	>	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
646	>	} catch(ExecutionException success) {
647	>	} catch(Exception ex) {
648	>	unexpectedException();
649	>	} finally {
650	>	joinPool(e);
651	>	}
652	>	}
653	>
654	>	/**
655	>	* timed invokeAny(c) returns result of some task in c
656	>	*/
657	>	public void testTimedInvokeAny5() {
658	>	ExecutorService e = new DirectExecutorService();
659	>	try {
660	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
661	>	l.add(new StringTask());
662	>	l.add(new StringTask());
663	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
664	>	assertSame(TEST_STRING, result);
665	>	} catch (ExecutionException success) {
666	>	} catch(Exception ex) {
667	>	unexpectedException();
668	>	} finally {
669	>	joinPool(e);
670	>	}
671	>	}
672	>
673	>	/**
674	>	* timed invokeAll(null) throws NPE
675	>	*/
676	>	public void testTimedInvokeAll1() {
677	>	ExecutorService e = new DirectExecutorService();
678	>	try {
679	>	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
680	>	} catch (NullPointerException success) {
681	>	} catch(Exception ex) {
682	>	unexpectedException();
683	>	} finally {
684	>	joinPool(e);
685	>	}
686	>	}
687	>
688	>	/**
689	>	* timed invokeAll(null time unit) throws NPE
690	>	*/
691	>	public void testTimedInvokeAllNullTimeUnit() {
692	>	ExecutorService e = new DirectExecutorService();
693	>	try {
694	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
695	>	l.add(new StringTask());
696	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
697	>	} catch (NullPointerException success) {
698	>	} catch(Exception ex) {
699	>	unexpectedException();
700	>	} finally {
701	>	joinPool(e);
702	>	}
703	>	}
704	>
705	>	/**
706	>	* timed invokeAll(empty collection) returns empty collection
707	>	*/
708	>	public void testTimedInvokeAll2() {
709	>	ExecutorService e = new DirectExecutorService();
710	>	try {
711	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
712	>	assertTrue(r.isEmpty());
713	>	} catch(Exception ex) {
714	>	unexpectedException();
715	>	} finally {
716	>	joinPool(e);
717	>	}
718	>	}
719	>
720	>	/**
721	>	* timed invokeAll(c) throws NPE if c has null elements
722	>	*/
723	>	public void testTimedInvokeAll3() {
724	>	ExecutorService e = new DirectExecutorService();
725	>	try {
726	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
727	>	l.add(new StringTask());
728	>	l.add(null);
729	>	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
730	>	} catch (NullPointerException success) {
731	>	} catch(Exception ex) {
732	>	unexpectedException();
733	>	} finally {
734	>	joinPool(e);
735	>	}
736	>	}
737	>
738	>	/**
739	>	* get of returned element of invokeAll(c) throws exception on failed task
740	>	*/
741	>	public void testTimedInvokeAll4() {
742	>	ExecutorService e = new DirectExecutorService();
743	>	try {
744	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
745	>	l.add(new NPETask());
746	>	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
747	>	assertEquals(1, result.size());
748	>	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
749	>	it.next().get();
750	>	} catch(ExecutionException success) {
751	>	} catch(Exception ex) {
752	>	unexpectedException();
753	>	} finally {
754	>	joinPool(e);
755	>	}
756	>	}
757	>
758	>	/**
759	>	* timed invokeAll(c) returns results of all completed tasks in c
760	>	*/
761	>	public void testTimedInvokeAll5() {
762	>	ExecutorService e = new DirectExecutorService();
763	>	try {
764	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
765	>	l.add(new StringTask());
766	>	l.add(new StringTask());
767	>	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
768	>	assertEquals(2, result.size());
769	>	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
770	>	assertSame(TEST_STRING, it.next().get());
771	>	} catch (ExecutionException success) {
772	>	} catch(Exception ex) {
773	>	unexpectedException();
774	>	} finally {
775	>	joinPool(e);
776	>	}
777	>	}
778	>
779	>	/**
780	>	* timed invokeAll cancels tasks not completed by timeout
781	>	*/
782	>	public void testTimedInvokeAll6() {
783	>	ExecutorService e = new DirectExecutorService();
784	>	try {
785	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
786	>	l.add(new StringTask());
787	>	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
788	>	l.add(new StringTask());
789	>	List<Future<String>> result = e.invokeAll(l, SMALL_DELAY_MS, TimeUnit.MILLISECONDS);
790	>	assertEquals(3, result.size());
791	>	Iterator<Future<String>> it = result.iterator();
792	>	Future<String> f1 = it.next();
793	>	Future<String> f2 = it.next();
794	>	Future<String> f3 = it.next();
795	>	assertTrue(f1.isDone());
796	>	assertFalse(f1.isCancelled());
797	>	assertTrue(f2.isDone());
798	>	assertTrue(f3.isDone());
799	>	assertTrue(f3.isCancelled());
800	>	} catch(Exception ex) {
801	>	unexpectedException();
802	>	} finally {
803	>	joinPool(e);
804	>	}
805	>	}
806	>
807	>	}

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