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

Comparing jsr166/src/test/tck/AbstractExecutorServiceTest.java (file contents):
Revision 1.5 by dl, Fri Dec 19 20:42:44 2003 UTC vs.
Revision 1.9 by dl, Thu Dec 25 19:48:57 2003 UTC

#	Line 17 | Line 17 | public class AbstractExecutorServiceTest
17		junit.textui.TestRunner.run (suite());
18		}
19		public static Test suite() {
20	<	return new TestSuite(ExecutorsTest.class);
20	>	return new TestSuite(AbstractExecutorServiceTest.class);
21		}
22
23		/**
24		* A no-frills implementation of AbstractExecutorService, designed
25	<	* to test the submit/invoke methods only.
25	>	* to test the submit methods only.
26		*/
27		static class DirectExecutorService extends AbstractExecutorService {
28		public void execute(Runnable r) { r.run(); }
#	Line 34 | Line 34 | public class AbstractExecutorServiceTest
34		private volatile boolean shutdown = false;
35		}
36
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	–
37		/**
38		* execute of runnable runs it to completion
39		*/
#	Line 62 | Line 56 | public class AbstractExecutorServiceTest
56
57
58		/**
59	<	* execute of a callable runs it to completion
59	>	* completed submit of callable returns result
60		*/
61	<	public void testExecuteCallable() {
61	>	public void testSubmitCallable() {
62		try {
63		ExecutorService e = new DirectExecutorService();
64		Future<String> future = e.submit(new StringTask());
#	Line 79 | Line 73 | public class AbstractExecutorServiceTest
73		}
74		}
75
76	+	/**
77	+	* completed submit of runnable returns successfully
78	+	*/
79	+	public void testSubmitRunnable() {
80	+	try {
81	+	ExecutorService e = new DirectExecutorService();
82	+	Future<?> future = e.submit(new NoOpRunnable());
83	+	future.get();
84	+	assertTrue(future.isDone());
85	+	}
86	+	catch (ExecutionException ex) {
87	+	unexpectedException();
88	+	}
89	+	catch (InterruptedException ex) {
90	+	unexpectedException();
91	+	}
92	+	}
93
94		/**
95	<	* execute of a privileged action runs it to completion
95	>	* completed submit of (runnable, result) returns result
96		*/
97	<	public void testExecutePrivilegedAction() {
97	>	public void testSubmitRunnable2() {
98	>	try {
99	>	ExecutorService e = new DirectExecutorService();
100	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
101	>	String result = future.get();
102	>	assertSame(TEST_STRING, result);
103	>	}
104	>	catch (ExecutionException ex) {
105	>	unexpectedException();
106	>	}
107	>	catch (InterruptedException ex) {
108	>	unexpectedException();
109	>	}
110	>	}
111	>
112	>
113	>	/**
114	>	* submit of a privileged action runs it to completion
115	>	*/
116	>	public void testSubmitPrivilegedAction() {
117		Policy savedPolicy = Policy.getPolicy();
118		AdjustablePolicy policy = new AdjustablePolicy();
119		policy.addPermission(new RuntimePermission("getContextClassLoader"));
#	Line 111 | Line 141 | public class AbstractExecutorServiceTest
141		}
142
143		/**
144	<	* execute of a privileged exception action runs it to completion
144	>	* submit of a privileged exception action runs it to completion
145		*/
146	<	public void testExecutePrivilegedExceptionAction() {
146	>	public void testSubmitPrivilegedExceptionAction() {
147		Policy savedPolicy = Policy.getPolicy();
148		AdjustablePolicy policy = new AdjustablePolicy();
149		policy.addPermission(new RuntimePermission("getContextClassLoader"));
#	Line 141 | Line 171 | public class AbstractExecutorServiceTest
171		}
172
173		/**
174	<	* execute of a failed privileged exception action reports exception
174	>	* submit of a failed privileged exception action reports exception
175		*/
176	<	public void testExecuteFailedPrivilegedExceptionAction() {
176	>	public void testSubmitFailedPrivilegedExceptionAction() {
177		Policy savedPolicy = Policy.getPolicy();
178		AdjustablePolicy policy = new AdjustablePolicy();
179		policy.addPermission(new RuntimePermission("getContextClassLoader"));
#	Line 170 | Line 200 | public class AbstractExecutorServiceTest
200		}
201
202		/**
173	–	* invoke of a callable runs it to completion
174	–	*/
175	–	public void testInvokeCallable() {
176	–	try {
177	–	ExecutorService e = new DirectExecutorService();
178	–	String result = e.invoke(new StringTask());
179	–
180	–	assertSame(TEST_STRING, result);
181	–	}
182	–	catch (ExecutionException ex) {
183	–	unexpectedException();
184	–	}
185	–	catch (InterruptedException ex) {
186	–	unexpectedException();
187	–	}
188	–	}
189	–
190	–	/**
203		* execute with a null runnable throws NPE
204		*/
205		public void testExecuteNullRunnable() {
#	Line 206 | Line 218 | public class AbstractExecutorServiceTest
218
219
220		/**
221	<	* execute of a null callable throws NPE
221	>	* submit of a null callable throws NPE
222		*/
223	<	public void testExecuteNullCallable() {
223	>	public void testSubmitNullCallable() {
224		try {
225		ExecutorService e = new DirectExecutorService();
226		StringTask t = null;
#	Line 223 | Line 235 | public class AbstractExecutorServiceTest
235		}
236
237		/**
238	<	* invoke of a null callable throws NPE
239	<	*/
228	<	public void testInvokeNullCallable() {
229	<	try {
230	<	ExecutorService e = new DirectExecutorService();
231	<	StringTask t = null;
232	<	String result = e.invoke(t);
233	<	shouldThrow();
234	<	}
235	<	catch (NullPointerException success) {
236	<	}
237	<	catch (Exception ex) {
238	<	unexpectedException();
239	<	}
240	<	}
241	<
242	<	/**
243	<	*  execute(Executor, Runnable) throws RejectedExecutionException
244	<	*  if saturated.
238	>	* submit of Runnable throws RejectedExecutionException if
239	>	* saturated.
240		*/
241		public void testExecute1() {
242		ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
#	Line 256 | Line 251 | public class AbstractExecutorServiceTest
251		}
252
253		/**
254	<	*  execute(Executor, Callable)throws RejectedExecutionException
254	>	* Completed submit of Callable throws RejectedExecutionException
255		*  if saturated.
256		*/
257		public void testExecute2() {
#	Line 272 | Line 267 | public class AbstractExecutorServiceTest
267
268
269		/**
270	<	*  invoke(Executor, Callable) throws InterruptedException if
270	>	*  blocking on submit of Callable throws InterruptedException if
271		*  caller interrupted.
272		*/
273	<	public void testInterruptedInvoke() {
273	>	public void testInterruptedSubmit() {
274		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.invoke(new Callable<Object>() {
278	>	p.submit(new Callable<Object>() {
279		public Object call() {
280		try {
281		Thread.sleep(MEDIUM_DELAY_MS);
#	Line 289 | Line 284 | public class AbstractExecutorServiceTest
284		}
285		return null;
286		}
287	<	});
287	>	}).get();
288		} catch(InterruptedException success){
289		} catch(Exception e) {
290		unexpectedException();
#	Line 308 | Line 303 | public class AbstractExecutorServiceTest
303		}
304
305		/**
306	<	*  invoke(Executor, Callable) throws InterruptedException if
307	<	*  callable throws exception
306	>	*  get of submit of Callable throws Exception if callable
307	>	*  interrupted
308		*/
309	<	public void testInvoke5() {
309	>	public void testSubmitIE() {
310		final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
311
312		final Callable c = new Callable() {
313		public Object call() {
314		try {
315	<	p.invoke(new SmallCallable());
315	>	p.submit(new SmallCallable()).get();
316		shouldThrow();
317		} catch(InterruptedException e){}
318		catch(RejectedExecutionException e2){}
#	Line 348 | Line 343 | public class AbstractExecutorServiceTest
343		}
344
345		/**
346	<	*  invoke(Executor, Callable) will throw ExecutionException
347	<	*  if callable throws exception
346	>	*  completed submit of Callable throws ExecutionException if
347	>	*  callable throws exception
348		*/
349	<	public void testInvoke6() {
349	>	public void testSubmitEE() {
350		ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
351
352		try {
#	Line 363 | Line 358 | public class AbstractExecutorServiceTest
358		};
359
360		for(int i =0; i < 5; i++){
361	<	p.invoke(c);
361	>	p.submit(c).get();
362		}
363
364		shouldThrow();
#	Line 375 | Line 370 | public class AbstractExecutorServiceTest
370		joinPool(p);
371		}
372
373	+	/**
374	+	* invokeAny(null) throws NPE
375	+	*/
376	+	public void testInvokeAny1() {
377	+	ExecutorService e = new DirectExecutorService();
378	+	try {
379	+	e.invokeAny(null);
380	+	} catch (NullPointerException success) {
381	+	} catch(Exception ex) {
382	+	unexpectedException();
383	+	} finally {
384	+	joinPool(e);
385	+	}
386	+	}
387	+
388	+	/**
389	+	* invokeAny(empty collection) throws IAE
390	+	*/
391	+	public void testInvokeAny2() {
392	+	ExecutorService e = new DirectExecutorService();
393	+	try {
394	+	e.invokeAny(new ArrayList<Callable<String>>());
395	+	} catch (IllegalArgumentException success) {
396	+	} catch(Exception ex) {
397	+	unexpectedException();
398	+	} finally {
399	+	joinPool(e);
400	+	}
401	+	}
402	+
403	+	/**
404	+	* invokeAny(c) throws NPE if c has null elements
405	+	*/
406	+	public void testInvokeAny3() {
407	+	ExecutorService e = new DirectExecutorService();
408	+	try {
409	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
410	+	l.add(new StringTask());
411	+	l.add(null);
412	+	e.invokeAny(l);
413	+	} catch (NullPointerException success) {
414	+	} catch(Exception ex) {
415	+	ex.printStackTrace();
416	+	unexpectedException();
417	+	} finally {
418	+	joinPool(e);
419	+	}
420	+	}
421	+
422	+	/**
423	+	* invokeAny(c) throws ExecutionException if no task completes
424	+	*/
425	+	public void testInvokeAny4() {
426	+	ExecutorService e = new DirectExecutorService();
427	+	try {
428	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
429	+	l.add(new NPETask());
430	+	e.invokeAny(l);
431	+	} catch(ExecutionException success) {
432	+	} catch(Exception ex) {
433	+	unexpectedException();
434	+	} finally {
435	+	joinPool(e);
436	+	}
437	+	}
438	+
439	+	/**
440	+	* invokeAny(c) returns result of some task
441	+	*/
442	+	public void testInvokeAny5() {
443	+	ExecutorService e = new DirectExecutorService();
444	+	try {
445	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
446	+	l.add(new StringTask());
447	+	l.add(new StringTask());
448	+	String result = e.invokeAny(l);
449	+	assertSame(TEST_STRING, result);
450	+	} catch (ExecutionException success) {
451	+	} catch(Exception ex) {
452	+	unexpectedException();
453	+	} finally {
454	+	joinPool(e);
455	+	}
456	+	}
457	+
458	+	/**
459	+	* invokeAll(null) throws NPE
460	+	*/
461	+	public void testInvokeAll1() {
462	+	ExecutorService e = new DirectExecutorService();
463	+	try {
464	+	e.invokeAll(null);
465	+	} catch (NullPointerException success) {
466	+	} catch(Exception ex) {
467	+	unexpectedException();
468	+	} finally {
469	+	joinPool(e);
470	+	}
471	+	}
472	+
473	+	/**
474	+	* invokeAll(empty collection) returns empty collection
475	+	*/
476	+	public void testInvokeAll2() {
477	+	ExecutorService e = new DirectExecutorService();
478	+	try {
479	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
480	+	assertTrue(r.isEmpty());
481	+	} catch(Exception ex) {
482	+	unexpectedException();
483	+	} finally {
484	+	joinPool(e);
485	+	}
486	+	}
487	+
488	+	/**
489	+	* invokeAll(c) throws NPE if c has null elements
490	+	*/
491	+	public void testInvokeAll3() {
492	+	ExecutorService e = new DirectExecutorService();
493	+	try {
494	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
495	+	l.add(new StringTask());
496	+	l.add(null);
497	+	e.invokeAll(l);
498	+	} catch (NullPointerException success) {
499	+	} catch(Exception ex) {
500	+	unexpectedException();
501	+	} finally {
502	+	joinPool(e);
503	+	}
504	+	}
505	+
506	+	/**
507	+	* get of element of invokeAll(c) throws exception on failed task
508	+	*/
509	+	public void testInvokeAll4() {
510	+	ExecutorService e = new DirectExecutorService();
511	+	try {
512	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
513	+	l.add(new NPETask());
514	+	List<Future<String>> result = e.invokeAll(l);
515	+	assertEquals(1, result.size());
516	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
517	+	it.next().get();
518	+	} catch(ExecutionException success) {
519	+	} catch(Exception ex) {
520	+	unexpectedException();
521	+	} finally {
522	+	joinPool(e);
523	+	}
524	+	}
525	+
526	+	/**
527	+	* invokeAll(c) returns results of all completed tasks
528	+	*/
529	+	public void testInvokeAll5() {
530	+	ExecutorService e = new DirectExecutorService();
531	+	try {
532	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
533	+	l.add(new StringTask());
534	+	l.add(new StringTask());
535	+	List<Future<String>> result = e.invokeAll(l);
536	+	assertEquals(2, result.size());
537	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
538	+	assertSame(TEST_STRING, it.next().get());
539	+	} catch (ExecutionException success) {
540	+	} catch(Exception ex) {
541	+	unexpectedException();
542	+	} finally {
543	+	joinPool(e);
544	+	}
545	+	}
546	+
547	+
548	+	/**
549	+	* timed invokeAny(null) throws NPE
550	+	*/
551	+	public void testTimedInvokeAny1() {
552	+	ExecutorService e = new DirectExecutorService();
553	+	try {
554	+	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
555	+	} catch (NullPointerException success) {
556	+	} catch(Exception ex) {
557	+	unexpectedException();
558	+	} finally {
559	+	joinPool(e);
560	+	}
561	+	}
562	+
563	+	/**
564	+	* timed invokeAny(,,null) throws NPE
565	+	*/
566	+	public void testTimedInvokeAnyNullTimeUnit() {
567	+	ExecutorService e = new DirectExecutorService();
568	+	try {
569	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
570	+	l.add(new StringTask());
571	+	e.invokeAny(l, MEDIUM_DELAY_MS, null);
572	+	} catch (NullPointerException success) {
573	+	} catch(Exception ex) {
574	+	unexpectedException();
575	+	} finally {
576	+	joinPool(e);
577	+	}
578	+	}
579	+
580	+	/**
581	+	* timed invokeAny(empty collection) throws IAE
582	+	*/
583	+	public void testTimedInvokeAny2() {
584	+	ExecutorService e = new DirectExecutorService();
585	+	try {
586	+	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
587	+	} catch (IllegalArgumentException success) {
588	+	} catch(Exception ex) {
589	+	unexpectedException();
590	+	} finally {
591	+	joinPool(e);
592	+	}
593	+	}
594	+
595	+	/**
596	+	* timed invokeAny(c) throws NPE if c has null elements
597	+	*/
598	+	public void testTimedInvokeAny3() {
599	+	ExecutorService e = new DirectExecutorService();
600	+	try {
601	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
602	+	l.add(new StringTask());
603	+	l.add(null);
604	+	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
605	+	} catch (NullPointerException success) {
606	+	} catch(Exception ex) {
607	+	ex.printStackTrace();
608	+	unexpectedException();
609	+	} finally {
610	+	joinPool(e);
611	+	}
612	+	}
613	+
614	+	/**
615	+	* timed invokeAny(c) throws ExecutionException if no task completes
616	+	*/
617	+	public void testTimedInvokeAny4() {
618	+	ExecutorService e = new DirectExecutorService();
619	+	try {
620	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
621	+	l.add(new NPETask());
622	+	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
623	+	} catch(ExecutionException success) {
624	+	} catch(Exception ex) {
625	+	unexpectedException();
626	+	} finally {
627	+	joinPool(e);
628	+	}
629	+	}
630	+
631	+	/**
632	+	* timed invokeAny(c) returns result of some task
633	+	*/
634	+	public void testTimedInvokeAny5() {
635	+	ExecutorService e = new DirectExecutorService();
636	+	try {
637	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
638	+	l.add(new StringTask());
639	+	l.add(new StringTask());
640	+	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
641	+	assertSame(TEST_STRING, result);
642	+	} catch (ExecutionException success) {
643	+	} catch(Exception ex) {
644	+	unexpectedException();
645	+	} finally {
646	+	joinPool(e);
647	+	}
648	+	}
649	+
650	+	/**
651	+	* timed invokeAll(null) throws NPE
652	+	*/
653	+	public void testTimedInvokeAll1() {
654	+	ExecutorService e = new DirectExecutorService();
655	+	try {
656	+	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
657	+	} catch (NullPointerException success) {
658	+	} catch(Exception ex) {
659	+	unexpectedException();
660	+	} finally {
661	+	joinPool(e);
662	+	}
663	+	}
664	+
665	+	/**
666	+	* timed invokeAll(,,null) throws NPE
667	+	*/
668	+	public void testTimedInvokeAllNullTimeUnit() {
669	+	ExecutorService e = new DirectExecutorService();
670	+	try {
671	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
672	+	l.add(new StringTask());
673	+	e.invokeAll(l, MEDIUM_DELAY_MS, null);
674	+	} catch (NullPointerException success) {
675	+	} catch(Exception ex) {
676	+	unexpectedException();
677	+	} finally {
678	+	joinPool(e);
679	+	}
680	+	}
681	+
682	+	/**
683	+	* timed invokeAll(empty collection) returns empty collection
684	+	*/
685	+	public void testTimedInvokeAll2() {
686	+	ExecutorService e = new DirectExecutorService();
687	+	try {
688	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
689	+	assertTrue(r.isEmpty());
690	+	} catch(Exception ex) {
691	+	unexpectedException();
692	+	} finally {
693	+	joinPool(e);
694	+	}
695	+	}
696	+
697	+	/**
698	+	* timed invokeAll(c) throws NPE if c has null elements
699	+	*/
700	+	public void testTimedInvokeAll3() {
701	+	ExecutorService e = new DirectExecutorService();
702	+	try {
703	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
704	+	l.add(new StringTask());
705	+	l.add(null);
706	+	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
707	+	} catch (NullPointerException success) {
708	+	} catch(Exception ex) {
709	+	unexpectedException();
710	+	} finally {
711	+	joinPool(e);
712	+	}
713	+	}
714	+
715	+	/**
716	+	* get of element of invokeAll(c) throws exception on failed task
717	+	*/
718	+	public void testTimedInvokeAll4() {
719	+	ExecutorService e = new DirectExecutorService();
720	+	try {
721	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
722	+	l.add(new NPETask());
723	+	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
724	+	assertEquals(1, result.size());
725	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
726	+	it.next().get();
727	+	} catch(ExecutionException success) {
728	+	} catch(Exception ex) {
729	+	unexpectedException();
730	+	} finally {
731	+	joinPool(e);
732	+	}
733	+	}
734	+
735	+	/**
736	+	* timed invokeAll(c) returns results of all completed tasks
737	+	*/
738	+	public void testTimedInvokeAll5() {
739	+	ExecutorService e = new DirectExecutorService();
740	+	try {
741	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
742	+	l.add(new StringTask());
743	+	l.add(new StringTask());
744	+	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
745	+	assertEquals(2, result.size());
746	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
747	+	assertSame(TEST_STRING, it.next().get());
748	+	} catch (ExecutionException success) {
749	+	} catch(Exception ex) {
750	+	unexpectedException();
751	+	} finally {
752	+	joinPool(e);
753	+	}
754	+	}
755	+
756	+	/**
757	+	* timed invokeAll(c) cancels tasks not completed by timeout
758	+	*/
759	+	public void testTimedInvokeAll6() {
760	+	ExecutorService e = new DirectExecutorService();
761	+	try {
762	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
763	+	l.add(new StringTask());
764	+	l.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
765	+	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
766	+	assertEquals(2, result.size());
767	+	Iterator<Future<String>> it = result.iterator();
768	+	Future<String> f1 = it.next();
769	+	Future<String> f2 = it.next();
770	+	assertTrue(f1.isDone());
771	+	assertFalse(f1.isCancelled());
772	+	assertTrue(f2.isDone());
773	+	//            assertTrue(f2.isCancelled());
774	+	} catch(Exception ex) {
775	+	unexpectedException();
776	+	} finally {
777	+	joinPool(e);
778	+	}
779	+	}
780	+
781		}

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