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

Comparing jsr166/src/test/tck/ScheduledExecutorTest.java (file contents):
Revision 1.7 by dl, Fri Sep 26 15:33:13 2003 UTC vs.
Revision 1.23 by jsr166, Mon Nov 16 04:57:10 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		import junit.framework.*;
10		import java.util.*;
11		import java.util.concurrent.*;
12	+	import java.util.concurrent.atomic.*;
13
14		public class ScheduledExecutorTest extends JSR166TestCase {
15		public static void main(String[] args) {
16	<	junit.textui.TestRunner.run (suite());
16	>	junit.textui.TestRunner.run (suite());
17		}
18		public static Test suite() {
19		return new TestSuite(ScheduledExecutorTest.class);
#	Line 23 | Line 25 | public class ScheduledExecutorTest exten
25		*/
26		public void testExecute() {
27		try {
28	<	TrackedRunnable runnable =new TrackedRunnable();
29	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
28	>	TrackedShortRunnable runnable =new TrackedShortRunnable();
29	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
30		p1.execute(runnable);
31		assertFalse(runnable.done);
32		Thread.sleep(SHORT_DELAY_MS);
33	<	p1.shutdown();
33	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
34		try {
35		Thread.sleep(MEDIUM_DELAY_MS);
36	<	} catch(InterruptedException e){
36	>	} catch (InterruptedException e){
37		unexpectedException();
38		}
39		assertTrue(runnable.done);
40	<	p1.shutdown();
40	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
41		joinPool(p1);
42		}
43	<	catch(Exception e){
43	>	catch (Exception e){
44		unexpectedException();
45		}
46	<
46	>
47		}
48
49
#	Line 51 | Line 53 | public class ScheduledExecutorTest exten
53		public void testSchedule1() {
54		try {
55		TrackedCallable callable = new TrackedCallable();
56	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
56	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
57		Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
58		assertFalse(callable.done);
59		Thread.sleep(MEDIUM_DELAY_MS);
60		assertTrue(callable.done);
61		assertEquals(Boolean.TRUE, f.get());
62	<	p1.shutdown();
62	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
63		joinPool(p1);
64	<	} catch(RejectedExecutionException e){}
65	<	catch(Exception e){
64	>	} catch (RejectedExecutionException e){}
65	>	catch (Exception e){
66	>	e.printStackTrace();
67		unexpectedException();
68		}
69		}
#	Line 70 | Line 73 | public class ScheduledExecutorTest exten
73		*/
74		public void testSchedule3() {
75		try {
76	<	TrackedRunnable runnable = new TrackedRunnable();
77	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
76	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
77	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
78		p1.schedule(runnable, SMALL_DELAY_MS, TimeUnit.MILLISECONDS);
79		Thread.sleep(SHORT_DELAY_MS);
80		assertFalse(runnable.done);
81		Thread.sleep(MEDIUM_DELAY_MS);
82		assertTrue(runnable.done);
83	<	p1.shutdown();
83	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
84		joinPool(p1);
85	<	} catch(Exception e){
85	>	} catch (Exception e){
86		unexpectedException();
87		}
88		}
89	<
89	>
90		/**
91		* scheduleAtFixedRate executes runnable after given initial delay
92		*/
93		public void testSchedule4() {
94		try {
95	<	TrackedRunnable runnable = new TrackedRunnable();
96	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
97	<	ScheduledCancellable h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
95	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
96	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
97	>	ScheduledFuture h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
98		assertFalse(runnable.done);
99		Thread.sleep(MEDIUM_DELAY_MS);
100		assertTrue(runnable.done);
101		h.cancel(true);
99	–	p1.shutdown();
102		joinPool(p1);
103	<	} catch(Exception e){
103	>	} catch (Exception e){
104		unexpectedException();
105		}
106		}
107
108	+	static class RunnableCounter implements Runnable {
109	+	AtomicInteger count = new AtomicInteger(0);
110	+	public void run() { count.getAndIncrement(); }
111	+	}
112	+
113		/**
114		* scheduleWithFixedDelay executes runnable after given initial delay
115		*/
116		public void testSchedule5() {
117		try {
118	<	TrackedRunnable runnable = new TrackedRunnable();
119	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
120	<	ScheduledCancellable h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
118	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
119	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
120	>	ScheduledFuture h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
121		assertFalse(runnable.done);
122		Thread.sleep(MEDIUM_DELAY_MS);
123		assertTrue(runnable.done);
124		h.cancel(true);
118	–	p1.shutdown();
125		joinPool(p1);
126	<	} catch(Exception e){
126	>	} catch (Exception e){
127	>	unexpectedException();
128	>	}
129	>	}
130	>
131	>	/**
132	>	* scheduleAtFixedRate executes series of tasks at given rate
133	>	*/
134	>	public void testFixedRateSequence() {
135	>	try {
136	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
137	>	RunnableCounter counter = new RunnableCounter();
138	>	ScheduledFuture h =
139	>	p1.scheduleAtFixedRate(counter, 0, 1, TimeUnit.MILLISECONDS);
140	>	Thread.sleep(SMALL_DELAY_MS);
141	>	h.cancel(true);
142	>	int c = counter.count.get();
143	>	// By time scaling conventions, we must have at least
144	>	// an execution per SHORT delay, but no more than one SHORT more
145	>	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
146	>	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
147	>	joinPool(p1);
148	>	} catch (Exception e){
149		unexpectedException();
150		}
151		}
152	<
152	>
153	>	/**
154	>	* scheduleWithFixedDelay executes series of tasks with given period
155	>	*/
156	>	public void testFixedDelaySequence() {
157	>	try {
158	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
159	>	RunnableCounter counter = new RunnableCounter();
160	>	ScheduledFuture h =
161	>	p1.scheduleWithFixedDelay(counter, 0, 1, TimeUnit.MILLISECONDS);
162	>	Thread.sleep(SMALL_DELAY_MS);
163	>	h.cancel(true);
164	>	int c = counter.count.get();
165	>	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
166	>	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
167	>	joinPool(p1);
168	>	} catch (Exception e){
169	>	unexpectedException();
170	>	}
171	>	}
172	>
173	>
174		/**
175		*  execute (null) throws NPE
176		*/
177		public void testExecuteNull() {
178	<	ScheduledExecutor se = null;
178	>	ScheduledThreadPoolExecutor se = null;
179		try {
180	<	se = new ScheduledExecutor(1);
180	>	se = new ScheduledThreadPoolExecutor(1);
181		se.execute(null);
182		shouldThrow();
183	<	} catch(NullPointerException success){}
184	<	catch(Exception e){
183	>	} catch (NullPointerException success){}
184	>	catch (Exception e){
185		unexpectedException();
186		}
187	<
187	>
188		joinPool(se);
189		}
190
#	Line 143 | Line 192 | public class ScheduledExecutorTest exten
192		* schedule (null) throws NPE
193		*/
194		public void testScheduleNull() {
195	<	ScheduledExecutor se = new ScheduledExecutor(1);
195	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
196		try {
197		TrackedCallable callable = null;
198		Future f = se.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
199		shouldThrow();
200	<	} catch(NullPointerException success){}
201	<	catch(Exception e){
200	>	} catch (NullPointerException success){}
201	>	catch (Exception e){
202		unexpectedException();
203		}
204		joinPool(se);
205		}
206	<
206	>
207		/**
208		* execute throws RejectedExecutionException if shutdown
209		*/
210		public void testSchedule1_RejectedExecutionException() {
211	<	ScheduledExecutor se = new ScheduledExecutor(1);
211	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
212		try {
213		se.shutdown();
214		se.schedule(new NoOpRunnable(),
215		MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
216		shouldThrow();
217	<	} catch(RejectedExecutionException success){
217	>	} catch (RejectedExecutionException success){
218	>	} catch (SecurityException ok) {
219		}
220	+
221		joinPool(se);
222
223		}
#	Line 175 | Line 226 | public class ScheduledExecutorTest exten
226		* schedule throws RejectedExecutionException if shutdown
227		*/
228		public void testSchedule2_RejectedExecutionException() {
229	<	ScheduledExecutor se = new ScheduledExecutor(1);
229	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
230		try {
231		se.shutdown();
232		se.schedule(new NoOpCallable(),
233		MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
234		shouldThrow();
235	<	} catch(RejectedExecutionException success){
235	>	} catch (RejectedExecutionException success){
236	>	} catch (SecurityException ok) {
237		}
238		joinPool(se);
239		}
#	Line 190 | Line 242 | public class ScheduledExecutorTest exten
242		* schedule callable throws RejectedExecutionException if shutdown
243		*/
244		public void testSchedule3_RejectedExecutionException() {
245	<	ScheduledExecutor se = new ScheduledExecutor(1);
245	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
246		try {
247		se.shutdown();
248		se.schedule(new NoOpCallable(),
249		MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
250		shouldThrow();
251	<	} catch(RejectedExecutionException success){
252	<	}
251	>	} catch (RejectedExecutionException success){
252	>	} catch (SecurityException ok) {
253	>	}
254		joinPool(se);
255		}
256
#	Line 205 | Line 258 | public class ScheduledExecutorTest exten
258		*  scheduleAtFixedRate throws RejectedExecutionException if shutdown
259		*/
260		public void testScheduleAtFixedRate1_RejectedExecutionException() {
261	<	ScheduledExecutor se = new ScheduledExecutor(1);
261	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
262		try {
263		se.shutdown();
264		se.scheduleAtFixedRate(new NoOpRunnable(),
265		MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
266		shouldThrow();
267	<	} catch(RejectedExecutionException success){
268	<	}
267	>	} catch (RejectedExecutionException success){
268	>	} catch (SecurityException ok) {
269	>	}
270		joinPool(se);
271		}
272	<
272	>
273		/**
274		* scheduleWithFixedDelay throws RejectedExecutionException if shutdown
275		*/
276		public void testScheduleWithFixedDelay1_RejectedExecutionException() {
277	<	ScheduledExecutor se = new ScheduledExecutor(1);
277	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
278		try {
279		se.shutdown();
280		se.scheduleWithFixedDelay(new NoOpRunnable(),
281		MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
282		shouldThrow();
283	<	} catch(RejectedExecutionException success){
284	<	}
283	>	} catch (RejectedExecutionException success){
284	>	} catch (SecurityException ok) {
285	>	}
286		joinPool(se);
287		}
288
#	Line 236 | Line 291 | public class ScheduledExecutorTest exten
291		*  thread becomes active
292		*/
293		public void testGetActiveCount() {
294	<	ScheduledExecutor p2 = new ScheduledExecutor(2);
294	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
295		assertEquals(0, p2.getActiveCount());
296		p2.execute(new SmallRunnable());
297		try {
298		Thread.sleep(SHORT_DELAY_MS);
299	<	} catch(Exception e){
299	>	} catch (Exception e){
300		unexpectedException();
301		}
302		assertEquals(1, p2.getActiveCount());
303		joinPool(p2);
304		}
305	<
305	>
306		/**
307		*    getCompletedTaskCount increases, but doesn't overestimate,
308		*   when tasks complete
309		*/
310		public void testGetCompletedTaskCount() {
311	<	ScheduledExecutor p2 = new ScheduledExecutor(2);
311	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
312		assertEquals(0, p2.getCompletedTaskCount());
313		p2.execute(new SmallRunnable());
314		try {
315		Thread.sleep(MEDIUM_DELAY_MS);
316	<	} catch(Exception e){
316	>	} catch (Exception e){
317		unexpectedException();
318		}
319		assertEquals(1, p2.getCompletedTaskCount());
320		joinPool(p2);
321		}
322	<
322	>
323		/**
324	<	*  getCorePoolSize returns size given in constructor if not otherwise set
324	>	*  getCorePoolSize returns size given in constructor if not otherwise set
325		*/
326		public void testGetCorePoolSize() {
327	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
327	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
328		assertEquals(1, p1.getCorePoolSize());
329		joinPool(p1);
330		}
331	<
331	>
332		/**
333		*    getLargestPoolSize increases, but doesn't overestimate, when
334		*   multiple threads active
335		*/
336		public void testGetLargestPoolSize() {
337	<	ScheduledExecutor p2 = new ScheduledExecutor(2);
337	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
338		assertEquals(0, p2.getLargestPoolSize());
339		p2.execute(new SmallRunnable());
340		p2.execute(new SmallRunnable());
341		try {
342		Thread.sleep(SHORT_DELAY_MS);
343	<	} catch(Exception e){
343	>	} catch (Exception e){
344		unexpectedException();
345		}
346		assertEquals(2, p2.getLargestPoolSize());
347		joinPool(p2);
348		}
349	<
349	>
350		/**
351		*   getPoolSize increases, but doesn't overestimate, when threads
352		*   become active
353		*/
354		public void testGetPoolSize() {
355	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
355	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
356		assertEquals(0, p1.getPoolSize());
357		p1.execute(new SmallRunnable());
358		assertEquals(1, p1.getPoolSize());
359		joinPool(p1);
360		}
361	<
361	>
362		/**
363		*    getTaskCount increases, but doesn't overestimate, when tasks
364		*    submitted
365		*/
366		public void testGetTaskCount() {
367	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
367	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
368		assertEquals(0, p1.getTaskCount());
369	<	for(int i = 0; i < 5; i++)
369	>	for (int i = 0; i < 5; i++)
370		p1.execute(new SmallRunnable());
371		try {
372		Thread.sleep(SHORT_DELAY_MS);
373	<	} catch(Exception e){
373	>	} catch (Exception e){
374		unexpectedException();
375		}
376		assertEquals(5, p1.getTaskCount());
377		joinPool(p1);
378		}
379	<
379	>
380	>	/**
381	>	* getThreadFactory returns factory in constructor if not set
382	>	*/
383	>	public void testGetThreadFactory() {
384	>	ThreadFactory tf = new SimpleThreadFactory();
385	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
386	>	assertSame(tf, p.getThreadFactory());
387	>	joinPool(p);
388	>	}
389	>
390	>	/**
391	>	* setThreadFactory sets the thread factory returned by getThreadFactory
392	>	*/
393	>	public void testSetThreadFactory() {
394	>	ThreadFactory tf = new SimpleThreadFactory();
395	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
396	>	p.setThreadFactory(tf);
397	>	assertSame(tf, p.getThreadFactory());
398	>	joinPool(p);
399	>	}
400	>
401	>	/**
402	>	* setThreadFactory(null) throws NPE
403	>	*/
404	>	public void testSetThreadFactoryNull() {
405	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
406	>	try {
407	>	p.setThreadFactory(null);
408	>	shouldThrow();
409	>	} catch (NullPointerException success) {
410	>	} finally {
411	>	joinPool(p);
412	>	}
413	>	}
414	>
415		/**
416		*   is isShutDown is false before shutdown, true after
417		*/
418		public void testIsShutdown() {
419	<
420	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
419	>
420	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
421		try {
422		assertFalse(p1.isShutdown());
423		}
424		finally {
425	<	p1.shutdown();
425	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
426		}
427		assertTrue(p1.isShutdown());
428		}
429
430	<
430	>
431		/**
432		*   isTerminated is false before termination, true after
433		*/
434		public void testIsTerminated() {
435	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
435	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
436		try {
437		p1.execute(new SmallRunnable());
438		} finally {
439	<	p1.shutdown();
439	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
440		}
441		try {
442		assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
443		assertTrue(p1.isTerminated());
444	<	} catch(Exception e){
444	>	} catch (Exception e){
445		unexpectedException();
446	<	}
446	>	}
447		}
448
449		/**
450		*  isTerminating is not true when running or when terminated
451		*/
452		public void testIsTerminating() {
453	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
453	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
454		assertFalse(p1.isTerminating());
455		try {
456		p1.execute(new SmallRunnable());
457		assertFalse(p1.isTerminating());
458		} finally {
459	<	p1.shutdown();
459	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
460		}
461		try {
462		assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
463		assertTrue(p1.isTerminated());
464		assertFalse(p1.isTerminating());
465	<	} catch(Exception e){
465	>	} catch (Exception e){
466		unexpectedException();
467	<	}
467	>	}
468		}
469
470		/**
471	<	*   purge removes cancelled tasks from the queue
471	>	* getQueue returns the work queue, which contains queued tasks
472	>	*/
473	>	public void testGetQueue() {
474	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
475	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
476	>	for (int i = 0; i < 5; i++){
477	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
478	>	}
479	>	try {
480	>	Thread.sleep(SHORT_DELAY_MS);
481	>	BlockingQueue<Runnable> q = p1.getQueue();
482	>	assertTrue(q.contains(tasks[4]));
483	>	assertFalse(q.contains(tasks[0]));
484	>	} catch (Exception e) {
485	>	unexpectedException();
486	>	} finally {
487	>	joinPool(p1);
488	>	}
489	>	}
490	>
491	>	/**
492	>	* remove(task) removes queued task, and fails to remove active task
493	>	*/
494	>	public void testRemove() {
495	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
496	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
497	>	for (int i = 0; i < 5; i++){
498	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
499	>	}
500	>	try {
501	>	Thread.sleep(SHORT_DELAY_MS);
502	>	BlockingQueue<Runnable> q = p1.getQueue();
503	>	assertFalse(p1.remove((Runnable)tasks[0]));
504	>	assertTrue(q.contains((Runnable)tasks[4]));
505	>	assertTrue(q.contains((Runnable)tasks[3]));
506	>	assertTrue(p1.remove((Runnable)tasks[4]));
507	>	assertFalse(p1.remove((Runnable)tasks[4]));
508	>	assertFalse(q.contains((Runnable)tasks[4]));
509	>	assertTrue(q.contains((Runnable)tasks[3]));
510	>	assertTrue(p1.remove((Runnable)tasks[3]));
511	>	assertFalse(q.contains((Runnable)tasks[3]));
512	>	} catch (Exception e) {
513	>	unexpectedException();
514	>	} finally {
515	>	joinPool(p1);
516	>	}
517	>	}
518	>
519	>	/**
520	>	*  purge removes cancelled tasks from the queue
521		*/
522		public void testPurge() {
523	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
524	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
525	<	for(int i = 0; i < 5; i++){
526	<	tasks[i] = p1.schedule(new SmallRunnable(), 1, TimeUnit.MILLISECONDS);
527	<	}
528	<	int max = 5;
529	<	if (tasks[4].cancel(true)) --max;
530	<	if (tasks[3].cancel(true)) --max;
531	<	p1.purge();
532	<	long count = p1.getTaskCount();
533	<	assertTrue(count > 0 && count <= max);
534	<	joinPool(p1);
523	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
524	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
525	>	for (int i = 0; i < 5; i++){
526	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
527	>	}
528	>	try {
529	>	int max = 5;
530	>	if (tasks[4].cancel(true)) --max;
531	>	if (tasks[3].cancel(true)) --max;
532	>	// There must eventually be an interference-free point at
533	>	// which purge will not fail. (At worst, when queue is empty.)
534	>	int k;
535	>	for (k = 0; k < SMALL_DELAY_MS; ++k) {
536	>	p1.purge();
537	>	long count = p1.getTaskCount();
538	>	if (count >= 0 && count <= max)
539	>	break;
540	>	Thread.sleep(1);
541	>	}
542	>	assertTrue(k < SMALL_DELAY_MS);
543	>	} catch (Exception e) {
544	>	unexpectedException();
545	>	} finally {
546	>	joinPool(p1);
547	>	}
548		}
549
550		/**
551		*  shutDownNow returns a list containing tasks that were not run
552		*/
553		public void testShutDownNow() {
554	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
555	<	for(int i = 0; i < 5; i++)
556	<	p1.schedule(new SmallRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
557	<	List l = p1.shutdownNow();
554	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
555	>	for (int i = 0; i < 5; i++)
556	>	p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
557	>	List l;
558	>	try {
559	>	l = p1.shutdownNow();
560	>	} catch (SecurityException ok) {
561	>	return;
562	>	}
563		assertTrue(p1.isShutdown());
564		assertTrue(l.size() > 0 && l.size() <= 5);
565		joinPool(p1);
#	Line 414 | Line 571 | public class ScheduledExecutorTest exten
571		*/
572		public void testShutDown1() {
573		try {
574	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
574	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
575		assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
576		assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
577
578	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
579	<	for(int i = 0; i < 5; i++)
578	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
579	>	for (int i = 0; i < 5; i++)
580		tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
581	<	p1.shutdown();
581	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
582		BlockingQueue q = p1.getQueue();
583		for (Iterator it = q.iterator(); it.hasNext();) {
584	<	ScheduledCancellable t = (ScheduledCancellable)it.next();
584	>	ScheduledFuture t = (ScheduledFuture)it.next();
585		assertFalse(t.isCancelled());
586		}
587		assertTrue(p1.isShutdown());
#	Line 433 | Line 590 | public class ScheduledExecutorTest exten
590		assertTrue(tasks[i].isDone());
591		assertFalse(tasks[i].isCancelled());
592		}
593	<
593	>
594		}
595	<	catch(Exception ex) {
595	>	catch (Exception ex) {
596		unexpectedException();
597		}
598		}
#	Line 447 | Line 604 | public class ScheduledExecutorTest exten
604		*/
605		public void testShutDown2() {
606		try {
607	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
607	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
608		p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
609	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
610	<	for(int i = 0; i < 5; i++)
609	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
610	>	for (int i = 0; i < 5; i++)
611		tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
612	<	p1.shutdown();
612	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
613		assertTrue(p1.isShutdown());
614		BlockingQueue q = p1.getQueue();
615		assertTrue(q.isEmpty());
616		Thread.sleep(SMALL_DELAY_MS);
617		assertTrue(p1.isTerminated());
618		}
619	<	catch(Exception ex) {
619	>	catch (Exception ex) {
620		unexpectedException();
621		}
622		}
#	Line 471 | Line 628 | public class ScheduledExecutorTest exten
628		*/
629		public void testShutDown3() {
630		try {
631	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
631	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
632		p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
633	<	ScheduledCancellable task =
633	>	ScheduledFuture task =
634		p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
635	<	p1.shutdown();
635	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
636		assertTrue(p1.isShutdown());
637		BlockingQueue q = p1.getQueue();
638		assertTrue(q.isEmpty());
639		Thread.sleep(SHORT_DELAY_MS);
640		assertTrue(p1.isTerminated());
641		}
642	<	catch(Exception ex) {
642	>	catch (Exception ex) {
643		unexpectedException();
644		}
645		}
#	Line 492 | Line 649 | public class ScheduledExecutorTest exten
649		* periodic tasks are cancelled at shutdown
650		*/
651		public void testShutDown4() {
652	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
652	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
653		try {
654		p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
655	<	ScheduledCancellable task =
656	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
655	>	ScheduledFuture task =
656	>	p1.scheduleAtFixedRate(new NoOpRunnable(), 1, 1, TimeUnit.MILLISECONDS);
657		assertFalse(task.isCancelled());
658	<	p1.shutdown();
658	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
659		assertFalse(task.isCancelled());
660		assertFalse(p1.isTerminated());
661		assertTrue(p1.isShutdown());
662		Thread.sleep(SHORT_DELAY_MS);
663		assertFalse(task.isCancelled());
664	<	task.cancel(true);
665	<	assertTrue(task.isCancelled());
664	>	assertTrue(task.cancel(true));
665	>	assertTrue(task.isDone());
666		Thread.sleep(SHORT_DELAY_MS);
667		assertTrue(p1.isTerminated());
668		}
669	<	catch(Exception ex) {
669	>	catch (Exception ex) {
670		unexpectedException();
671		}
672		finally {
673	<	p1.shutdownNow();
673	>	joinPool(p1);
674	>	}
675	>	}
676	>
677	>	/**
678	>	* completed submit of callable returns result
679	>	*/
680	>	public void testSubmitCallable() {
681	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
682	>	try {
683	>	Future<String> future = e.submit(new StringTask());
684	>	String result = future.get();
685	>	assertSame(TEST_STRING, result);
686	>	}
687	>	catch (ExecutionException ex) {
688	>	unexpectedException();
689	>	}
690	>	catch (InterruptedException ex) {
691	>	unexpectedException();
692	>	} finally {
693	>	joinPool(e);
694	>	}
695	>	}
696	>
697	>	/**
698	>	* completed submit of runnable returns successfully
699	>	*/
700	>	public void testSubmitRunnable() {
701	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
702	>	try {
703	>	Future<?> future = e.submit(new NoOpRunnable());
704	>	future.get();
705	>	assertTrue(future.isDone());
706	>	}
707	>	catch (ExecutionException ex) {
708	>	unexpectedException();
709	>	}
710	>	catch (InterruptedException ex) {
711	>	unexpectedException();
712	>	} finally {
713	>	joinPool(e);
714	>	}
715	>	}
716	>
717	>	/**
718	>	* completed submit of (runnable, result) returns result
719	>	*/
720	>	public void testSubmitRunnable2() {
721	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
722	>	try {
723	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
724	>	String result = future.get();
725	>	assertSame(TEST_STRING, result);
726	>	}
727	>	catch (ExecutionException ex) {
728	>	unexpectedException();
729	>	}
730	>	catch (InterruptedException ex) {
731	>	unexpectedException();
732	>	} finally {
733	>	joinPool(e);
734	>	}
735	>	}
736	>
737	>	/**
738	>	* invokeAny(null) throws NPE
739	>	*/
740	>	public void testInvokeAny1() {
741	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
742	>	try {
743	>	e.invokeAny(null);
744	>	} catch (NullPointerException success) {
745	>	} catch (Exception ex) {
746	>	unexpectedException();
747	>	} finally {
748	>	joinPool(e);
749	>	}
750	>	}
751	>
752	>	/**
753	>	* invokeAny(empty collection) throws IAE
754	>	*/
755	>	public void testInvokeAny2() {
756	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
757	>	try {
758	>	e.invokeAny(new ArrayList<Callable<String>>());
759	>	} catch (IllegalArgumentException success) {
760	>	} catch (Exception ex) {
761	>	unexpectedException();
762	>	} finally {
763	>	joinPool(e);
764	>	}
765	>	}
766	>
767	>	/**
768	>	* invokeAny(c) throws NPE if c has null elements
769	>	*/
770	>	public void testInvokeAny3() {
771	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
772	>	try {
773	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
774	>	l.add(new StringTask());
775	>	l.add(null);
776	>	e.invokeAny(l);
777	>	} catch (NullPointerException success) {
778	>	} catch (Exception ex) {
779	>	unexpectedException();
780	>	} finally {
781	>	joinPool(e);
782	>	}
783	>	}
784	>
785	>	/**
786	>	* invokeAny(c) throws ExecutionException if no task completes
787	>	*/
788	>	public void testInvokeAny4() {
789	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
790	>	try {
791	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
792	>	l.add(new NPETask());
793	>	e.invokeAny(l);
794	>	} catch (ExecutionException success) {
795	>	} catch (Exception ex) {
796	>	unexpectedException();
797	>	} finally {
798	>	joinPool(e);
799	>	}
800	>	}
801	>
802	>	/**
803	>	* invokeAny(c) returns result of some task
804	>	*/
805	>	public void testInvokeAny5() {
806	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
807	>	try {
808	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
809	>	l.add(new StringTask());
810	>	l.add(new StringTask());
811	>	String result = e.invokeAny(l);
812	>	assertSame(TEST_STRING, result);
813	>	} catch (ExecutionException success) {
814	>	} catch (Exception ex) {
815	>	unexpectedException();
816	>	} finally {
817	>	joinPool(e);
818	>	}
819	>	}
820	>
821	>	/**
822	>	* invokeAll(null) throws NPE
823	>	*/
824	>	public void testInvokeAll1() {
825	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
826	>	try {
827	>	e.invokeAll(null);
828	>	} catch (NullPointerException success) {
829	>	} catch (Exception ex) {
830	>	unexpectedException();
831	>	} finally {
832	>	joinPool(e);
833	>	}
834	>	}
835	>
836	>	/**
837	>	* invokeAll(empty collection) returns empty collection
838	>	*/
839	>	public void testInvokeAll2() {
840	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
841	>	try {
842	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
843	>	assertTrue(r.isEmpty());
844	>	} catch (Exception ex) {
845	>	unexpectedException();
846	>	} finally {
847	>	joinPool(e);
848	>	}
849	>	}
850	>
851	>	/**
852	>	* invokeAll(c) throws NPE if c has null elements
853	>	*/
854	>	public void testInvokeAll3() {
855	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
856	>	try {
857	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
858	>	l.add(new StringTask());
859	>	l.add(null);
860	>	e.invokeAll(l);
861	>	} catch (NullPointerException success) {
862	>	} catch (Exception ex) {
863	>	unexpectedException();
864	>	} finally {
865	>	joinPool(e);
866	>	}
867	>	}
868	>
869	>	/**
870	>	* get of invokeAll(c) throws exception on failed task
871	>	*/
872	>	public void testInvokeAll4() {
873	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
874	>	try {
875	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
876	>	l.add(new NPETask());
877	>	List<Future<String>> result = e.invokeAll(l);
878	>	assertEquals(1, result.size());
879	>	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
880	>	it.next().get();
881	>	} catch (ExecutionException success) {
882	>	} catch (Exception ex) {
883	>	unexpectedException();
884	>	} finally {
885	>	joinPool(e);
886	>	}
887	>	}
888	>
889	>	/**
890	>	* invokeAll(c) returns results of all completed tasks
891	>	*/
892	>	public void testInvokeAll5() {
893	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
894	>	try {
895	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
896	>	l.add(new StringTask());
897	>	l.add(new StringTask());
898	>	List<Future<String>> result = e.invokeAll(l);
899	>	assertEquals(2, result.size());
900	>	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
901	>	assertSame(TEST_STRING, it.next().get());
902	>	} catch (ExecutionException success) {
903	>	} catch (Exception ex) {
904	>	unexpectedException();
905	>	} finally {
906	>	joinPool(e);
907	>	}
908	>	}
909	>
910	>	/**
911	>	* timed invokeAny(null) throws NPE
912	>	*/
913	>	public void testTimedInvokeAny1() {
914	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
915	>	try {
916	>	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
917	>	} catch (NullPointerException success) {
918	>	} catch (Exception ex) {
919	>	unexpectedException();
920	>	} finally {
921	>	joinPool(e);
922		}
923		}
924
925	+	/**
926	+	* timed invokeAny(,,null) throws NPE
927	+	*/
928	+	public void testTimedInvokeAnyNullTimeUnit() {
929	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
930	+	try {
931	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
932	+	l.add(new StringTask());
933	+	e.invokeAny(l, MEDIUM_DELAY_MS, null);
934	+	} catch (NullPointerException success) {
935	+	} catch (Exception ex) {
936	+	unexpectedException();
937	+	} finally {
938	+	joinPool(e);
939	+	}
940	+	}
941	+
942	+	/**
943	+	* timed invokeAny(empty collection) throws IAE
944	+	*/
945	+	public void testTimedInvokeAny2() {
946	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
947	+	try {
948	+	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
949	+	} catch (IllegalArgumentException success) {
950	+	} catch (Exception ex) {
951	+	unexpectedException();
952	+	} finally {
953	+	joinPool(e);
954	+	}
955	+	}
956	+
957	+	/**
958	+	* timed invokeAny(c) throws NPE if c has null elements
959	+	*/
960	+	public void testTimedInvokeAny3() {
961	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
962	+	try {
963	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
964	+	l.add(new StringTask());
965	+	l.add(null);
966	+	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
967	+	} catch (NullPointerException success) {
968	+	} catch (Exception ex) {
969	+	ex.printStackTrace();
970	+	unexpectedException();
971	+	} finally {
972	+	joinPool(e);
973	+	}
974	+	}
975	+
976	+	/**
977	+	* timed invokeAny(c) throws ExecutionException if no task completes
978	+	*/
979	+	public void testTimedInvokeAny4() {
980	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
981	+	try {
982	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
983	+	l.add(new NPETask());
984	+	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
985	+	} catch (ExecutionException success) {
986	+	} catch (Exception ex) {
987	+	unexpectedException();
988	+	} finally {
989	+	joinPool(e);
990	+	}
991	+	}
992	+
993	+	/**
994	+	* timed invokeAny(c) returns result of some task
995	+	*/
996	+	public void testTimedInvokeAny5() {
997	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
998	+	try {
999	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1000	+	l.add(new StringTask());
1001	+	l.add(new StringTask());
1002	+	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1003	+	assertSame(TEST_STRING, result);
1004	+	} catch (ExecutionException success) {
1005	+	} catch (Exception ex) {
1006	+	unexpectedException();
1007	+	} finally {
1008	+	joinPool(e);
1009	+	}
1010	+	}
1011	+
1012	+	/**
1013	+	* timed invokeAll(null) throws NPE
1014	+	*/
1015	+	public void testTimedInvokeAll1() {
1016	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1017	+	try {
1018	+	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1019	+	} catch (NullPointerException success) {
1020	+	} catch (Exception ex) {
1021	+	unexpectedException();
1022	+	} finally {
1023	+	joinPool(e);
1024	+	}
1025	+	}
1026	+
1027	+	/**
1028	+	* timed invokeAll(,,null) throws NPE
1029	+	*/
1030	+	public void testTimedInvokeAllNullTimeUnit() {
1031	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1032	+	try {
1033	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1034	+	l.add(new StringTask());
1035	+	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1036	+	} catch (NullPointerException success) {
1037	+	} catch (Exception ex) {
1038	+	unexpectedException();
1039	+	} finally {
1040	+	joinPool(e);
1041	+	}
1042	+	}
1043	+
1044	+	/**
1045	+	* timed invokeAll(empty collection) returns empty collection
1046	+	*/
1047	+	public void testTimedInvokeAll2() {
1048	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1049	+	try {
1050	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1051	+	assertTrue(r.isEmpty());
1052	+	} catch (Exception ex) {
1053	+	unexpectedException();
1054	+	} finally {
1055	+	joinPool(e);
1056	+	}
1057	+	}
1058	+
1059	+	/**
1060	+	* timed invokeAll(c) throws NPE if c has null elements
1061	+	*/
1062	+	public void testTimedInvokeAll3() {
1063	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1064	+	try {
1065	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1066	+	l.add(new StringTask());
1067	+	l.add(null);
1068	+	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1069	+	} catch (NullPointerException success) {
1070	+	} catch (Exception ex) {
1071	+	unexpectedException();
1072	+	} finally {
1073	+	joinPool(e);
1074	+	}
1075	+	}
1076	+
1077	+	/**
1078	+	* get of element of invokeAll(c) throws exception on failed task
1079	+	*/
1080	+	public void testTimedInvokeAll4() {
1081	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1082	+	try {
1083	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1084	+	l.add(new NPETask());
1085	+	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1086	+	assertEquals(1, result.size());
1087	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1088	+	it.next().get();
1089	+	} catch (ExecutionException success) {
1090	+	} catch (Exception ex) {
1091	+	unexpectedException();
1092	+	} finally {
1093	+	joinPool(e);
1094	+	}
1095	+	}
1096	+
1097	+	/**
1098	+	* timed invokeAll(c) returns results of all completed tasks
1099	+	*/
1100	+	public void testTimedInvokeAll5() {
1101	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1102	+	try {
1103	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1104	+	l.add(new StringTask());
1105	+	l.add(new StringTask());
1106	+	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1107	+	assertEquals(2, result.size());
1108	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1109	+	assertSame(TEST_STRING, it.next().get());
1110	+	} catch (ExecutionException success) {
1111	+	} catch (Exception ex) {
1112	+	unexpectedException();
1113	+	} finally {
1114	+	joinPool(e);
1115	+	}
1116	+	}
1117	+
1118	+	/**
1119	+	* timed invokeAll(c) cancels tasks not completed by timeout
1120	+	*/
1121	+	public void testTimedInvokeAll6() {
1122	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1123	+	try {
1124	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1125	+	l.add(new StringTask());
1126	+	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1127	+	l.add(new StringTask());
1128	+	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
1129	+	assertEquals(3, result.size());
1130	+	Iterator<Future<String>> it = result.iterator();
1131	+	Future<String> f1 = it.next();
1132	+	Future<String> f2 = it.next();
1133	+	Future<String> f3 = it.next();
1134	+	assertTrue(f1.isDone());
1135	+	assertTrue(f2.isDone());
1136	+	assertTrue(f3.isDone());
1137	+	assertFalse(f1.isCancelled());
1138	+	assertTrue(f2.isCancelled());
1139	+	} catch (Exception ex) {
1140	+	unexpectedException();
1141	+	} finally {
1142	+	joinPool(e);
1143	+	}
1144	+	}
1145	+
1146	+
1147		}

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