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

Comparing jsr166/src/test/tck/ScheduledExecutorTest.java (file contents):
Revision 1.10 by dl, Mon Dec 22 00:48:56 2003 UTC vs.
Revision 1.27 by jsr166, Sat Nov 21 17:38:05 2009 UTC

#	Line 1 | Line 1
1		/*
2	<	* Written by members of JCP JSR-166 Expert Group and released to the
3	<	* public domain. Use, modify, and redistribute this code in any way
4	<	* without acknowledgement. Other contributors include Andrew Wright,
5	<	* Jeffrey Hayes, Pat Fischer, Mike Judd.
2	>	* Written by Doug Lea with assistance from members of JCP JSR-166
3	>	* Expert Group and released to the public domain, as explained at
4	>	* http://creativecommons.org/licenses/publicdomain
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9		import junit.framework.*;
10		import java.util.*;
11		import java.util.concurrent.*;
12	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
13	+	import java.util.concurrent.atomic.*;
14
15		public class ScheduledExecutorTest extends JSR166TestCase {
16		public static void main(String[] args) {
17	<	junit.textui.TestRunner.run (suite());
17	>	junit.textui.TestRunner.run (suite());
18		}
19		public static Test suite() {
20	<	return new TestSuite(ScheduledExecutorTest.class);
20	>	return new TestSuite(ScheduledExecutorTest.class);
21		}
22
23
24		/**
25		* execute successfully executes a runnable
26		*/
27	<	public void testExecute() {
28	<	try {
29	<	TrackedShortRunnable runnable =new TrackedShortRunnable();
30	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
31	<	p1.execute(runnable);
32	<	assertFalse(runnable.done);
33	<	Thread.sleep(SHORT_DELAY_MS);
34	<	p1.shutdown();
35	<	try {
36	<	Thread.sleep(MEDIUM_DELAY_MS);
37	<	} catch(InterruptedException e){
35	<	unexpectedException();
36	<	}
37	<	assertTrue(runnable.done);
38	<	p1.shutdown();
39	<	joinPool(p1);
40	<	}
41	<	catch(Exception e){
42	<	unexpectedException();
43	<	}
44	<
27	>	public void testExecute() throws InterruptedException {
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	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
34	>	Thread.sleep(MEDIUM_DELAY_MS);
35	>	assertTrue(runnable.done);
36	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
37	>	joinPool(p1);
38		}
39
40
41		/**
42		* delayed schedule of callable successfully executes after delay
43		*/
44	<	public void testSchedule1() {
45	<	try {
46	<	TrackedCallable callable = new TrackedCallable();
47	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
48	<	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
49	<	assertFalse(callable.done);
50	<	Thread.sleep(MEDIUM_DELAY_MS);
51	<	assertTrue(callable.done);
52	<	assertEquals(Boolean.TRUE, f.get());
53	<	p1.shutdown();
61	<	joinPool(p1);
62	<	} catch(RejectedExecutionException e){}
63	<	catch(Exception e){
64	<	e.printStackTrace();
65	<	unexpectedException();
66	<	}
44	>	public void testSchedule1() throws Exception {
45	>	TrackedCallable callable = new TrackedCallable();
46	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
47	>	Future f = p1.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
48	>	assertFalse(callable.done);
49	>	Thread.sleep(MEDIUM_DELAY_MS);
50	>	assertTrue(callable.done);
51	>	assertEquals(Boolean.TRUE, f.get());
52	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
53	>	joinPool(p1);
54		}
55
56		/**
57		*  delayed schedule of runnable successfully executes after delay
58		*/
59	<	public void testSchedule3() {
60	<	try {
61	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
62	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
63	<	p1.schedule(runnable, SMALL_DELAY_MS, TimeUnit.MILLISECONDS);
64	<	Thread.sleep(SHORT_DELAY_MS);
65	<	assertFalse(runnable.done);
66	<	Thread.sleep(MEDIUM_DELAY_MS);
67	<	assertTrue(runnable.done);
68	<	p1.shutdown();
82	<	joinPool(p1);
83	<	} catch(Exception e){
84	<	unexpectedException();
85	<	}
59	>	public void testSchedule3() throws InterruptedException {
60	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
61	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
62	>	p1.schedule(runnable, SMALL_DELAY_MS, MILLISECONDS);
63	>	Thread.sleep(SHORT_DELAY_MS);
64	>	assertFalse(runnable.done);
65	>	Thread.sleep(MEDIUM_DELAY_MS);
66	>	assertTrue(runnable.done);
67	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
68	>	joinPool(p1);
69		}
70	<
70	>
71		/**
72		* scheduleAtFixedRate executes runnable after given initial delay
73		*/
74	<	public void testSchedule4() {
75	<	try {
76	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
77	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
78	<	ScheduledFuture h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
79	<	assertFalse(runnable.done);
80	<	Thread.sleep(MEDIUM_DELAY_MS);
81	<	assertTrue(runnable.done);
82	<	h.cancel(true);
83	<	p1.shutdown();
84	<	joinPool(p1);
85	<	} catch(Exception e){
86	<	unexpectedException();
87	<	}
74	>	public void testSchedule4() throws InterruptedException {
75	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
76	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
77	>	ScheduledFuture h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, MILLISECONDS);
78	>	assertFalse(runnable.done);
79	>	Thread.sleep(MEDIUM_DELAY_MS);
80	>	assertTrue(runnable.done);
81	>	h.cancel(true);
82	>	joinPool(p1);
83	>	}
84	>
85	>	static class RunnableCounter implements Runnable {
86	>	AtomicInteger count = new AtomicInteger(0);
87	>	public void run() { count.getAndIncrement(); }
88		}
89
90		/**
91		* scheduleWithFixedDelay executes runnable after given initial delay
92		*/
93	<	public void testSchedule5() {
94	<	try {
95	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
96	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
97	<	ScheduledFuture h = p1.scheduleWithFixedDelay(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);
102	<	p1.shutdown();
103	<	joinPool(p1);
104	<	} catch(Exception e){
105	<	unexpectedException();
106	<	}
93	>	public void testSchedule5() throws InterruptedException {
94	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
95	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
96	>	ScheduledFuture h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, MILLISECONDS);
97	>	assertFalse(runnable.done);
98	>	Thread.sleep(MEDIUM_DELAY_MS);
99	>	assertTrue(runnable.done);
100	>	h.cancel(true);
101	>	joinPool(p1);
102	>	}
103	>
104	>	/**
105	>	* scheduleAtFixedRate executes series of tasks at given rate
106	>	*/
107	>	public void testFixedRateSequence() throws InterruptedException {
108	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
109	>	RunnableCounter counter = new RunnableCounter();
110	>	ScheduledFuture h =
111	>	p1.scheduleAtFixedRate(counter, 0, 1, MILLISECONDS);
112	>	Thread.sleep(SMALL_DELAY_MS);
113	>	h.cancel(true);
114	>	int c = counter.count.get();
115	>	// By time scaling conventions, we must have at least
116	>	// an execution per SHORT delay, but no more than one SHORT more
117	>	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
118	>	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
119	>	joinPool(p1);
120	>	}
121	>
122	>	/**
123	>	* scheduleWithFixedDelay executes series of tasks with given period
124	>	*/
125	>	public void testFixedDelaySequence() throws InterruptedException {
126	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
127	>	RunnableCounter counter = new RunnableCounter();
128	>	ScheduledFuture h =
129	>	p1.scheduleWithFixedDelay(counter, 0, 1, MILLISECONDS);
130	>	Thread.sleep(SMALL_DELAY_MS);
131	>	h.cancel(true);
132	>	int c = counter.count.get();
133	>	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
134	>	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
135	>	joinPool(p1);
136		}
137	<
137	>
138	>
139		/**
140		*  execute (null) throws NPE
141		*/
142	<	public void testExecuteNull() {
142	>	public void testExecuteNull() throws InterruptedException {
143		ScheduledThreadPoolExecutor se = null;
144		try {
145	<	se = new ScheduledThreadPoolExecutor(1);
146	<	se.execute(null);
145	>	se = new ScheduledThreadPoolExecutor(1);
146	>	se.execute(null);
147		shouldThrow();
148	<	} catch(NullPointerException success){}
149	<	catch(Exception e){
150	<	unexpectedException();
138	<	}
139	<
140	<	joinPool(se);
148	>	} catch (NullPointerException success) {}
149	>
150	>	joinPool(se);
151		}
152
153		/**
154		* schedule (null) throws NPE
155		*/
156	<	public void testScheduleNull() {
156	>	public void testScheduleNull() throws InterruptedException {
157		ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
158	<	try {
158	>	try {
159		TrackedCallable callable = null;
160	<	Future f = se.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
160	>	Future f = se.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
161		shouldThrow();
162	<	} catch(NullPointerException success){}
163	<	catch(Exception e){
154	<	unexpectedException();
155	<	}
156	<	joinPool(se);
162	>	} catch (NullPointerException success) {}
163	>	joinPool(se);
164		}
165	<
165	>
166		/**
167		* execute throws RejectedExecutionException if shutdown
168		*/
169	<	public void testSchedule1_RejectedExecutionException() {
169	>	public void testSchedule1_RejectedExecutionException() throws InterruptedException {
170		ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
171		try {
172		se.shutdown();
173		se.schedule(new NoOpRunnable(),
174	<	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
174	>	MEDIUM_DELAY_MS, MILLISECONDS);
175		shouldThrow();
176	<	} catch(RejectedExecutionException success){
176	>	} catch (RejectedExecutionException success) {
177	>	} catch (SecurityException ok) {
178		}
179	+
180		joinPool(se);
181
182		}
#	Line 175 | Line 184 | public class ScheduledExecutorTest exten
184		/**
185		* schedule throws RejectedExecutionException if shutdown
186		*/
187	<	public void testSchedule2_RejectedExecutionException() {
187	>	public void testSchedule2_RejectedExecutionException() throws InterruptedException {
188		ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
189		try {
190		se.shutdown();
191		se.schedule(new NoOpCallable(),
192	<	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
192	>	MEDIUM_DELAY_MS, MILLISECONDS);
193		shouldThrow();
194	<	} catch(RejectedExecutionException success){
194	>	} catch (RejectedExecutionException success) {
195	>	} catch (SecurityException ok) {
196		}
197		joinPool(se);
198		}
#	Line 190 | Line 200 | public class ScheduledExecutorTest exten
200		/**
201		* schedule callable throws RejectedExecutionException if shutdown
202		*/
203	<	public void testSchedule3_RejectedExecutionException() {
203	>	public void testSchedule3_RejectedExecutionException() throws InterruptedException {
204		ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
205		try {
206		se.shutdown();
207		se.schedule(new NoOpCallable(),
208	<	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
208	>	MEDIUM_DELAY_MS, MILLISECONDS);
209		shouldThrow();
210	<	} catch(RejectedExecutionException success){
211	<	}
210	>	} catch (RejectedExecutionException success) {
211	>	} catch (SecurityException ok) {
212	>	}
213		joinPool(se);
214		}
215
216		/**
217		*  scheduleAtFixedRate throws RejectedExecutionException if shutdown
218		*/
219	<	public void testScheduleAtFixedRate1_RejectedExecutionException() {
219	>	public void testScheduleAtFixedRate1_RejectedExecutionException() throws InterruptedException {
220		ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
221		try {
222		se.shutdown();
223		se.scheduleAtFixedRate(new NoOpRunnable(),
224	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
224	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
225		shouldThrow();
226	<	} catch(RejectedExecutionException success){
227	<	}
226	>	} catch (RejectedExecutionException success) {
227	>	} catch (SecurityException ok) {
228	>	}
229		joinPool(se);
230		}
231	<
231	>
232		/**
233		* scheduleWithFixedDelay throws RejectedExecutionException if shutdown
234		*/
235	<	public void testScheduleWithFixedDelay1_RejectedExecutionException() {
235	>	public void testScheduleWithFixedDelay1_RejectedExecutionException() throws InterruptedException {
236		ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
237		try {
238		se.shutdown();
239		se.scheduleWithFixedDelay(new NoOpRunnable(),
240	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
240	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
241		shouldThrow();
242	<	} catch(RejectedExecutionException success){
243	<	}
242	>	} catch (RejectedExecutionException success) {
243	>	} catch (SecurityException ok) {
244	>	}
245		joinPool(se);
246		}
247
#	Line 236 | Line 249 | public class ScheduledExecutorTest exten
249		*  getActiveCount increases but doesn't overestimate, when a
250		*  thread becomes active
251		*/
252	<	public void testGetActiveCount() {
252	>	public void testGetActiveCount() throws InterruptedException {
253		ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
254		assertEquals(0, p2.getActiveCount());
255		p2.execute(new SmallRunnable());
256	<	try {
244	<	Thread.sleep(SHORT_DELAY_MS);
245	<	} catch(Exception e){
246	<	unexpectedException();
247	<	}
256	>	Thread.sleep(SHORT_DELAY_MS);
257		assertEquals(1, p2.getActiveCount());
258		joinPool(p2);
259		}
260	<
260	>
261		/**
262		*    getCompletedTaskCount increases, but doesn't overestimate,
263		*   when tasks complete
264		*/
265	<	public void testGetCompletedTaskCount() {
265	>	public void testGetCompletedTaskCount() throws InterruptedException {
266		ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
267		assertEquals(0, p2.getCompletedTaskCount());
268		p2.execute(new SmallRunnable());
269	<	try {
261	<	Thread.sleep(MEDIUM_DELAY_MS);
262	<	} catch(Exception e){
263	<	unexpectedException();
264	<	}
269	>	Thread.sleep(MEDIUM_DELAY_MS);
270		assertEquals(1, p2.getCompletedTaskCount());
271		joinPool(p2);
272		}
273	<
273	>
274		/**
275	<	*  getCorePoolSize returns size given in constructor if not otherwise set
275	>	*  getCorePoolSize returns size given in constructor if not otherwise set
276		*/
277	<	public void testGetCorePoolSize() {
277	>	public void testGetCorePoolSize() throws InterruptedException {
278		ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
279		assertEquals(1, p1.getCorePoolSize());
280		joinPool(p1);
281		}
282	<
282	>
283		/**
284		*    getLargestPoolSize increases, but doesn't overestimate, when
285		*   multiple threads active
286		*/
287	<	public void testGetLargestPoolSize() {
287	>	public void testGetLargestPoolSize() throws InterruptedException {
288		ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
289		assertEquals(0, p2.getLargestPoolSize());
290		p2.execute(new SmallRunnable());
291		p2.execute(new SmallRunnable());
292	<	try {
288	<	Thread.sleep(SHORT_DELAY_MS);
289	<	} catch(Exception e){
290	<	unexpectedException();
291	<	}
292	>	Thread.sleep(SHORT_DELAY_MS);
293		assertEquals(2, p2.getLargestPoolSize());
294		joinPool(p2);
295		}
296	<
296	>
297		/**
298		*   getPoolSize increases, but doesn't overestimate, when threads
299		*   become active
300		*/
301	<	public void testGetPoolSize() {
301	>	public void testGetPoolSize() throws InterruptedException {
302		ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
303		assertEquals(0, p1.getPoolSize());
304		p1.execute(new SmallRunnable());
305		assertEquals(1, p1.getPoolSize());
306		joinPool(p1);
307		}
308	<
308	>
309		/**
310		*    getTaskCount increases, but doesn't overestimate, when tasks
311		*    submitted
312		*/
313	<	public void testGetTaskCount() {
313	>	public void testGetTaskCount() throws InterruptedException {
314		ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
315		assertEquals(0, p1.getTaskCount());
316	<	for(int i = 0; i < 5; i++)
316	>	for (int i = 0; i < 5; i++)
317		p1.execute(new SmallRunnable());
318	<	try {
318	<	Thread.sleep(SHORT_DELAY_MS);
319	<	} catch(Exception e){
320	<	unexpectedException();
321	<	}
318	>	Thread.sleep(SHORT_DELAY_MS);
319		assertEquals(5, p1.getTaskCount());
320		joinPool(p1);
321		}
322
323	<	/**
323	>	/**
324		* getThreadFactory returns factory in constructor if not set
325		*/
326	<	public void testGetThreadFactory() {
326	>	public void testGetThreadFactory() throws InterruptedException {
327		ThreadFactory tf = new SimpleThreadFactory();
328	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
328	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
329		assertSame(tf, p.getThreadFactory());
333	–	p.shutdown();
330		joinPool(p);
331		}
332
333	<	/**
333	>	/**
334		* setThreadFactory sets the thread factory returned by getThreadFactory
335		*/
336	<	public void testSetThreadFactory() {
336	>	public void testSetThreadFactory() throws InterruptedException {
337		ThreadFactory tf = new SimpleThreadFactory();
338	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
338	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
339		p.setThreadFactory(tf);
340		assertSame(tf, p.getThreadFactory());
345	–	p.shutdown();
341		joinPool(p);
342		}
343
344	<	/**
344	>	/**
345		* setThreadFactory(null) throws NPE
346		*/
347	<	public void testSetThreadFactoryNull() {
348	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
347	>	public void testSetThreadFactoryNull() throws InterruptedException {
348	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
349		try {
350		p.setThreadFactory(null);
351		shouldThrow();
#	Line 359 | Line 354 | public class ScheduledExecutorTest exten
354		joinPool(p);
355		}
356		}
357	<
357	>
358		/**
359		*   is isShutDown is false before shutdown, true after
360		*/
361		public void testIsShutdown() {
362	<
363	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
362	>
363	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
364		try {
365		assertFalse(p1.isShutdown());
366		}
367		finally {
368	<	p1.shutdown();
368	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
369		}
370	<	assertTrue(p1.isShutdown());
370	>	assertTrue(p1.isShutdown());
371		}
372
373	<
373	>
374		/**
375		*   isTerminated is false before termination, true after
376		*/
377	<	public void testIsTerminated() {
378	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
377	>	public void testIsTerminated() throws InterruptedException {
378	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
379		try {
380		p1.execute(new SmallRunnable());
381		} finally {
382	<	p1.shutdown();
382	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
383		}
384	<	try {
385	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
391	<	assertTrue(p1.isTerminated());
392	<	} catch(Exception e){
393	<	unexpectedException();
394	<	}
384	>	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
385	>	assertTrue(p1.isTerminated());
386		}
387
388		/**
389		*  isTerminating is not true when running or when terminated
390		*/
391	<	public void testIsTerminating() {
392	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
391	>	public void testIsTerminating() throws InterruptedException {
392	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
393		assertFalse(p1.isTerminating());
394		try {
395		p1.execute(new SmallRunnable());
396		assertFalse(p1.isTerminating());
397		} finally {
398	<	p1.shutdown();
398	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
399		}
400	<	try {
401	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
402	<	assertTrue(p1.isTerminated());
403	<	assertFalse(p1.isTerminating());
413	<	} catch(Exception e){
414	<	unexpectedException();
415	<	}
400	>
401	>	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
402	>	assertTrue(p1.isTerminated());
403	>	assertFalse(p1.isTerminating());
404		}
405
406		/**
407		* getQueue returns the work queue, which contains queued tasks
408		*/
409	<	public void testGetQueue() {
409	>	public void testGetQueue() throws InterruptedException {
410		ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
411		ScheduledFuture[] tasks = new ScheduledFuture[5];
412	<	for(int i = 0; i < 5; i++){
413	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
412	>	for (int i = 0; i < 5; i++) {
413	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS);
414		}
415		try {
416		Thread.sleep(SHORT_DELAY_MS);
417		BlockingQueue<Runnable> q = p1.getQueue();
418		assertTrue(q.contains(tasks[4]));
419		assertFalse(q.contains(tasks[0]));
432	–	p1.shutdownNow();
433	–	} catch(Exception e) {
434	–	unexpectedException();
420		} finally {
421		joinPool(p1);
422		}
#	Line 440 | Line 425 | public class ScheduledExecutorTest exten
425		/**
426		* remove(task) removes queued task, and fails to remove active task
427		*/
428	<	public void testRemove() {
428	>	public void testRemove() throws InterruptedException {
429		ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
430		ScheduledFuture[] tasks = new ScheduledFuture[5];
431	<	for(int i = 0; i < 5; i++){
432	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
431	>	for (int i = 0; i < 5; i++) {
432	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS);
433		}
434		try {
435		Thread.sleep(SHORT_DELAY_MS);
#	Line 458 | Line 443 | public class ScheduledExecutorTest exten
443		assertTrue(q.contains((Runnable)tasks[3]));
444		assertTrue(p1.remove((Runnable)tasks[3]));
445		assertFalse(q.contains((Runnable)tasks[3]));
461	–	p1.shutdownNow();
462	–	} catch(Exception e) {
463	–	unexpectedException();
446		} finally {
447		joinPool(p1);
448		}
#	Line 469 | Line 451 | public class ScheduledExecutorTest exten
451		/**
452		*  purge removes cancelled tasks from the queue
453		*/
454	<	public void testPurge() {
454	>	public void testPurge() throws InterruptedException {
455		ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
456		ScheduledFuture[] tasks = new ScheduledFuture[5];
457	<	for(int i = 0; i < 5; i++){
458	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
457	>	for (int i = 0; i < 5; i++) {
458	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
459	>	}
460	>	try {
461	>	int max = 5;
462	>	if (tasks[4].cancel(true)) --max;
463	>	if (tasks[3].cancel(true)) --max;
464	>	// There must eventually be an interference-free point at
465	>	// which purge will not fail. (At worst, when queue is empty.)
466	>	int k;
467	>	for (k = 0; k < SMALL_DELAY_MS; ++k) {
468	>	p1.purge();
469	>	long count = p1.getTaskCount();
470	>	if (count >= 0 && count <= max)
471	>	break;
472	>	Thread.sleep(1);
473	>	}
474	>	assertTrue(k < SMALL_DELAY_MS);
475	>	} finally {
476	>	joinPool(p1);
477		}
478	–	int max = 5;
479	–	if (tasks[4].cancel(true)) --max;
480	–	if (tasks[3].cancel(true)) --max;
481	–	p1.purge();
482	–	long count = p1.getTaskCount();
483	–	assertTrue(count > 0 && count <= max);
484	–	joinPool(p1);
478		}
479
480		/**
481		*  shutDownNow returns a list containing tasks that were not run
482		*/
483	<	public void testShutDownNow() {
484	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
485	<	for(int i = 0; i < 5; i++)
486	<	p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
487	<	List l = p1.shutdownNow();
488	<	assertTrue(p1.isShutdown());
489	<	assertTrue(l.size() > 0 && l.size() <= 5);
483	>	public void testShutDownNow() throws InterruptedException {
484	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
485	>	for (int i = 0; i < 5; i++)
486	>	p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
487	>	List l;
488	>	try {
489	>	l = p1.shutdownNow();
490	>	} catch (SecurityException ok) {
491	>	return;
492	>	}
493	>	assertTrue(p1.isShutdown());
494	>	assertTrue(l.size() > 0 && l.size() <= 5);
495		joinPool(p1);
496		}
497
#	Line 501 | Line 499 | public class ScheduledExecutorTest exten
499		* In default setting, shutdown cancels periodic but not delayed
500		* tasks at shutdown
501		*/
502	<	public void testShutDown1() {
503	<	try {
504	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
505	<	assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
506	<	assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
507	<
508	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
509	<	for(int i = 0; i < 5; i++)
510	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
511	<	p1.shutdown();
512	<	BlockingQueue q = p1.getQueue();
513	<	for (Iterator it = q.iterator(); it.hasNext();) {
514	<	ScheduledFuture t = (ScheduledFuture)it.next();
515	<	assertFalse(t.isCancelled());
516	<	}
517	<	assertTrue(p1.isShutdown());
518	<	Thread.sleep(SMALL_DELAY_MS);
519	<	for (int i = 0; i < 5; ++i) {
520	<	assertTrue(tasks[i].isDone());
523	<	assertFalse(tasks[i].isCancelled());
524	<	}
525	<
526	<	}
527	<	catch(Exception ex) {
528	<	unexpectedException();
502	>	public void testShutDown1() throws InterruptedException {
503	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
504	>	assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
505	>	assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
506	>
507	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
508	>	for (int i = 0; i < 5; i++)
509	>	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, MILLISECONDS);
510	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
511	>	BlockingQueue q = p1.getQueue();
512	>	for (Iterator it = q.iterator(); it.hasNext();) {
513	>	ScheduledFuture t = (ScheduledFuture)it.next();
514	>	assertFalse(t.isCancelled());
515	>	}
516	>	assertTrue(p1.isShutdown());
517	>	Thread.sleep(SMALL_DELAY_MS);
518	>	for (int i = 0; i < 5; ++i) {
519	>	assertTrue(tasks[i].isDone());
520	>	assertFalse(tasks[i].isCancelled());
521		}
522		}
523
#	Line 534 | Line 526 | public class ScheduledExecutorTest exten
526		* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
527		* delayed tasks are cancelled at shutdown
528		*/
529	<	public void testShutDown2() {
530	<	try {
531	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
532	<	p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
533	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
534	<	for(int i = 0; i < 5; i++)
535	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
536	<	p1.shutdown();
537	<	assertTrue(p1.isShutdown());
538	<	BlockingQueue q = p1.getQueue();
539	<	assertTrue(q.isEmpty());
540	<	Thread.sleep(SMALL_DELAY_MS);
549	<	assertTrue(p1.isTerminated());
550	<	}
551	<	catch(Exception ex) {
552	<	unexpectedException();
553	<	}
529	>	public void testShutDown2() throws InterruptedException {
530	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
531	>	p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
532	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
533	>	for (int i = 0; i < 5; i++)
534	>	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, MILLISECONDS);
535	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
536	>	assertTrue(p1.isShutdown());
537	>	BlockingQueue q = p1.getQueue();
538	>	assertTrue(q.isEmpty());
539	>	Thread.sleep(SMALL_DELAY_MS);
540	>	assertTrue(p1.isTerminated());
541		}
542
543
#	Line 558 | Line 545 | public class ScheduledExecutorTest exten
545		* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
546		* periodic tasks are not cancelled at shutdown
547		*/
548	<	public void testShutDown3() {
549	<	try {
550	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
551	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
552	<	ScheduledFuture task =
553	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
554	<	p1.shutdown();
555	<	assertTrue(p1.isShutdown());
556	<	BlockingQueue q = p1.getQueue();
557	<	assertTrue(q.isEmpty());
558	<	Thread.sleep(SHORT_DELAY_MS);
572	<	assertTrue(p1.isTerminated());
573	<	}
574	<	catch(Exception ex) {
575	<	unexpectedException();
576	<	}
548	>	public void testShutDown3() throws InterruptedException {
549	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
550	>	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
551	>	ScheduledFuture task =
552	>	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, MILLISECONDS);
553	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
554	>	assertTrue(p1.isShutdown());
555	>	BlockingQueue q = p1.getQueue();
556	>	assertTrue(q.isEmpty());
557	>	Thread.sleep(SHORT_DELAY_MS);
558	>	assertTrue(p1.isTerminated());
559		}
560
561		/**
562		* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
563		* periodic tasks are cancelled at shutdown
564		*/
565	<	public void testShutDown4() {
565	>	public void testShutDown4() throws InterruptedException {
566		ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
567		try {
568		p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
569		ScheduledFuture task =
570	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
570	>	p1.scheduleAtFixedRate(new NoOpRunnable(), 1, 1, MILLISECONDS);
571		assertFalse(task.isCancelled());
572	<	p1.shutdown();
572	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
573		assertFalse(task.isCancelled());
574		assertFalse(p1.isTerminated());
575		assertTrue(p1.isShutdown());
576		Thread.sleep(SHORT_DELAY_MS);
577		assertFalse(task.isCancelled());
578	<	task.cancel(true);
579	<	assertTrue(task.isCancelled());
578	>	assertTrue(task.cancel(true));
579	>	assertTrue(task.isDone());
580		Thread.sleep(SHORT_DELAY_MS);
581		assertTrue(p1.isTerminated());
582		}
601	–	catch(Exception ex) {
602	–	unexpectedException();
603	–	}
583		finally {
584	<	p1.shutdownNow();
584	>	joinPool(p1);
585		}
586		}
587
588		/**
589		* completed submit of callable returns result
590		*/
591	<	public void testSubmitCallable() {
591	>	public void testSubmitCallable() throws Exception {
592		ExecutorService e = new ScheduledThreadPoolExecutor(2);
593		try {
594		Future<String> future = e.submit(new StringTask());
595		String result = future.get();
596		assertSame(TEST_STRING, result);
618	–	}
619	–	catch (ExecutionException ex) {
620	–	unexpectedException();
621	–	}
622	–	catch (InterruptedException ex) {
623	–	unexpectedException();
597		} finally {
598		joinPool(e);
599		}
#	Line 629 | Line 602 | public class ScheduledExecutorTest exten
602		/**
603		* completed submit of runnable returns successfully
604		*/
605	<	public void testSubmitRunnable() {
605	>	public void testSubmitRunnable() throws Exception {
606		ExecutorService e = new ScheduledThreadPoolExecutor(2);
607		try {
608		Future<?> future = e.submit(new NoOpRunnable());
609		future.get();
610		assertTrue(future.isDone());
638	–	}
639	–	catch (ExecutionException ex) {
640	–	unexpectedException();
641	–	}
642	–	catch (InterruptedException ex) {
643	–	unexpectedException();
611		} finally {
612		joinPool(e);
613		}
#	Line 649 | Line 616 | public class ScheduledExecutorTest exten
616		/**
617		* completed submit of (runnable, result) returns result
618		*/
619	<	public void testSubmitRunnable2() {
619	>	public void testSubmitRunnable2() throws Exception {
620		ExecutorService e = new ScheduledThreadPoolExecutor(2);
621		try {
622		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
623		String result = future.get();
624		assertSame(TEST_STRING, result);
658	–	}
659	–	catch (ExecutionException ex) {
660	–	unexpectedException();
661	–	}
662	–	catch (InterruptedException ex) {
663	–	unexpectedException();
625		} finally {
626		joinPool(e);
627		}
628		}
629
669	–
670	–
671	–
672	–
630		/**
631		* invokeAny(null) throws NPE
632		*/
633	<	public void testInvokeAny1() {
633	>	public void testInvokeAny1() throws Exception {
634		ExecutorService e = new ScheduledThreadPoolExecutor(2);
635		try {
636		e.invokeAny(null);
637	+	shouldThrow();
638		} catch (NullPointerException success) {
681	–	} catch(Exception ex) {
682	–	unexpectedException();
639		} finally {
640		joinPool(e);
641		}
#	Line 688 | Line 644 | public class ScheduledExecutorTest exten
644		/**
645		* invokeAny(empty collection) throws IAE
646		*/
647	<	public void testInvokeAny2() {
647	>	public void testInvokeAny2() throws Exception {
648		ExecutorService e = new ScheduledThreadPoolExecutor(2);
649		try {
650		e.invokeAny(new ArrayList<Callable<String>>());
651	+	shouldThrow();
652		} catch (IllegalArgumentException success) {
696	–	} catch(Exception ex) {
697	–	unexpectedException();
653		} finally {
654		joinPool(e);
655		}
#	Line 703 | Line 658 | public class ScheduledExecutorTest exten
658		/**
659		* invokeAny(c) throws NPE if c has null elements
660		*/
661	<	public void testInvokeAny3() {
661	>	public void testInvokeAny3() throws Exception {
662	>	final CountDownLatch latch = new CountDownLatch(1);
663		ExecutorService e = new ScheduledThreadPoolExecutor(2);
664		try {
665		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
666	<	l.add(new StringTask());
666	>	l.add(new Callable<String>() {
667	>	public String call() {
668	>	try {
669	>	latch.await();
670	>	} catch (InterruptedException quittingTime) {}
671	>	return TEST_STRING;
672	>	}});
673		l.add(null);
674		e.invokeAny(l);
675	+	shouldThrow();
676		} catch (NullPointerException success) {
714	–	} catch(Exception ex) {
715	–	unexpectedException();
677		} finally {
678	+	latch.countDown();
679		joinPool(e);
680		}
681		}
#	Line 721 | Line 683 | public class ScheduledExecutorTest exten
683		/**
684		* invokeAny(c) throws ExecutionException if no task completes
685		*/
686	<	public void testInvokeAny4() {
686	>	public void testInvokeAny4() throws Exception {
687		ExecutorService e = new ScheduledThreadPoolExecutor(2);
688		try {
689		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
690		l.add(new NPETask());
691		e.invokeAny(l);
692	+	shouldThrow();
693		} catch (ExecutionException success) {
694	<	} catch(Exception ex) {
732	<	unexpectedException();
694	>	assertTrue(success.getCause() instanceof NullPointerException);
695		} finally {
696		joinPool(e);
697		}
#	Line 738 | Line 700 | public class ScheduledExecutorTest exten
700		/**
701		* invokeAny(c) returns result of some task
702		*/
703	<	public void testInvokeAny5() {
703	>	public void testInvokeAny5() throws Exception {
704		ExecutorService e = new ScheduledThreadPoolExecutor(2);
705		try {
706		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
#	Line 746 | Line 708 | public class ScheduledExecutorTest exten
708		l.add(new StringTask());
709		String result = e.invokeAny(l);
710		assertSame(TEST_STRING, result);
749	–	} catch (ExecutionException success) {
750	–	} catch(Exception ex) {
751	–	unexpectedException();
711		} finally {
712		joinPool(e);
713		}
#	Line 757 | Line 716 | public class ScheduledExecutorTest exten
716		/**
717		* invokeAll(null) throws NPE
718		*/
719	<	public void testInvokeAll1() {
719	>	public void testInvokeAll1() throws Exception {
720		ExecutorService e = new ScheduledThreadPoolExecutor(2);
721		try {
722		e.invokeAll(null);
723	+	shouldThrow();
724		} catch (NullPointerException success) {
765	–	} catch(Exception ex) {
766	–	unexpectedException();
725		} finally {
726		joinPool(e);
727		}
#	Line 772 | Line 730 | public class ScheduledExecutorTest exten
730		/**
731		* invokeAll(empty collection) returns empty collection
732		*/
733	<	public void testInvokeAll2() {
733	>	public void testInvokeAll2() throws Exception {
734		ExecutorService e = new ScheduledThreadPoolExecutor(2);
735		try {
736		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
737		assertTrue(r.isEmpty());
780	–	} catch(Exception ex) {
781	–	unexpectedException();
738		} finally {
739		joinPool(e);
740		}
#	Line 787 | Line 743 | public class ScheduledExecutorTest exten
743		/**
744		* invokeAll(c) throws NPE if c has null elements
745		*/
746	<	public void testInvokeAll3() {
746	>	public void testInvokeAll3() throws Exception {
747		ExecutorService e = new ScheduledThreadPoolExecutor(2);
748		try {
749		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
750		l.add(new StringTask());
751		l.add(null);
752		e.invokeAll(l);
753	+	shouldThrow();
754		} catch (NullPointerException success) {
798	–	} catch(Exception ex) {
799	–	unexpectedException();
755		} finally {
756		joinPool(e);
757		}
#	Line 805 | Line 760 | public class ScheduledExecutorTest exten
760		/**
761		* get of invokeAll(c) throws exception on failed task
762		*/
763	<	public void testInvokeAll4() {
763	>	public void testInvokeAll4() throws Exception {
764		ExecutorService e = new ScheduledThreadPoolExecutor(2);
765		try {
766		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
767		l.add(new NPETask());
768		List<Future<String>> result = e.invokeAll(l);
769		assertEquals(1, result.size());
770	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
771	<	it.next().get();
772	<	} catch(ExecutionException success) {
773	<	} catch(Exception ex) {
774	<	unexpectedException();
770	>	for (Future<String> future : result)
771	>	future.get();
772	>	shouldThrow();
773	>	} catch (ExecutionException success) {
774	>	assertTrue(success.getCause() instanceof NullPointerException);
775		} finally {
776		joinPool(e);
777		}
#	Line 825 | Line 780 | public class ScheduledExecutorTest exten
780		/**
781		* invokeAll(c) returns results of all completed tasks
782		*/
783	<	public void testInvokeAll5() {
783	>	public void testInvokeAll5() throws Exception {
784		ExecutorService e = new ScheduledThreadPoolExecutor(2);
785		try {
786		ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
#	Line 833 | Line 788 | public class ScheduledExecutorTest exten
788		l.add(new StringTask());
789		List<Future<String>> result = e.invokeAll(l);
790		assertEquals(2, result.size());
791	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
792	<	assertSame(TEST_STRING, it.next().get());
791	>	for (Future<String> future : result)
792	>	assertSame(TEST_STRING, future.get());
793	>	} finally {
794	>	joinPool(e);
795	>	}
796	>	}
797	>
798	>	/**
799	>	* timed invokeAny(null) throws NPE
800	>	*/
801	>	public void testTimedInvokeAny1() throws Exception {
802	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
803	>	try {
804	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
805	>	shouldThrow();
806	>	} catch (NullPointerException success) {
807	>	} finally {
808	>	joinPool(e);
809	>	}
810	>	}
811	>
812	>	/**
813	>	* timed invokeAny(,,null) throws NPE
814	>	*/
815	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
816	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
817	>	try {
818	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
819	>	l.add(new StringTask());
820	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
821	>	shouldThrow();
822	>	} catch (NullPointerException success) {
823	>	} finally {
824	>	joinPool(e);
825	>	}
826	>	}
827	>
828	>	/**
829	>	* timed invokeAny(empty collection) throws IAE
830	>	*/
831	>	public void testTimedInvokeAny2() throws Exception {
832	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
833	>	try {
834	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
835	>	shouldThrow();
836	>	} catch (IllegalArgumentException success) {
837	>	} finally {
838	>	joinPool(e);
839	>	}
840	>	}
841	>
842	>	/**
843	>	* timed invokeAny(c) throws NPE if c has null elements
844	>	*/
845	>	public void testTimedInvokeAny3() throws Exception {
846	>	final CountDownLatch latch = new CountDownLatch(1);
847	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
848	>	try {
849	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
850	>	l.add(new Callable<String>() {
851	>	public String call() {
852	>	try {
853	>	latch.await();
854	>	} catch (InterruptedException quittingTime) {}
855	>	return TEST_STRING;
856	>	}});
857	>	l.add(null);
858	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
859	>	shouldThrow();
860	>	} catch (NullPointerException success) {
861	>	} finally {
862	>	latch.countDown();
863	>	joinPool(e);
864	>	}
865	>	}
866	>
867	>	/**
868	>	* timed invokeAny(c) throws ExecutionException if no task completes
869	>	*/
870	>	public void testTimedInvokeAny4() throws Exception {
871	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
872	>	try {
873	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
874	>	l.add(new NPETask());
875	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
876	>	shouldThrow();
877	>	} catch (ExecutionException success) {
878	>	assertTrue(success.getCause() instanceof NullPointerException);
879	>	} finally {
880	>	joinPool(e);
881	>	}
882	>	}
883	>
884	>	/**
885	>	* timed invokeAny(c) returns result of some task
886	>	*/
887	>	public void testTimedInvokeAny5() throws Exception {
888	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
889	>	try {
890	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
891	>	l.add(new StringTask());
892	>	l.add(new StringTask());
893	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
894	>	assertSame(TEST_STRING, result);
895	>	} finally {
896	>	joinPool(e);
897	>	}
898	>	}
899	>
900	>	/**
901	>	* timed invokeAll(null) throws NPE
902	>	*/
903	>	public void testTimedInvokeAll1() throws Exception {
904	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
905	>	try {
906	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
907	>	shouldThrow();
908	>	} catch (NullPointerException success) {
909	>	} finally {
910	>	joinPool(e);
911	>	}
912	>	}
913	>
914	>	/**
915	>	* timed invokeAll(,,null) throws NPE
916	>	*/
917	>	public void testTimedInvokeAllNullTimeUnit() throws Exception {
918	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
919	>	try {
920	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
921	>	l.add(new StringTask());
922	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
923	>	shouldThrow();
924	>	} catch (NullPointerException success) {
925	>	} finally {
926	>	joinPool(e);
927	>	}
928	>	}
929	>
930	>	/**
931	>	* timed invokeAll(empty collection) returns empty collection
932	>	*/
933	>	public void testTimedInvokeAll2() throws Exception {
934	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
935	>	try {
936	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
937	>	assertTrue(r.isEmpty());
938	>	} finally {
939	>	joinPool(e);
940	>	}
941	>	}
942	>
943	>	/**
944	>	* timed invokeAll(c) throws NPE if c has null elements
945	>	*/
946	>	public void testTimedInvokeAll3() throws Exception {
947	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
948	>	try {
949	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
950	>	l.add(new StringTask());
951	>	l.add(null);
952	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
953	>	shouldThrow();
954	>	} catch (NullPointerException success) {
955	>	} finally {
956	>	joinPool(e);
957	>	}
958	>	}
959	>
960	>	/**
961	>	* get of element of invokeAll(c) throws exception on failed task
962	>	*/
963	>	public void testTimedInvokeAll4() throws Exception {
964	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
965	>	try {
966	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
967	>	l.add(new NPETask());
968	>	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
969	>	assertEquals(1, result.size());
970	>	for (Future<String> future : result)
971	>	future.get();
972	>	shouldThrow();
973		} catch (ExecutionException success) {
974	<	} catch(Exception ex) {
975	<	unexpectedException();
974	>	assertTrue(success.getCause() instanceof NullPointerException);
975	>	} finally {
976	>	joinPool(e);
977	>	}
978	>	}
979	>
980	>	/**
981	>	* timed invokeAll(c) returns results of all completed tasks
982	>	*/
983	>	public void testTimedInvokeAll5() throws Exception {
984	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
985	>	try {
986	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
987	>	l.add(new StringTask());
988	>	l.add(new StringTask());
989	>	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
990	>	assertEquals(2, result.size());
991	>	for (Future<String> future : result)
992	>	assertSame(TEST_STRING, future.get());
993	>	} finally {
994	>	joinPool(e);
995	>	}
996	>	}
997	>
998	>	/**
999	>	* timed invokeAll(c) cancels tasks not completed by timeout
1000	>	*/
1001	>	public void testTimedInvokeAll6() throws Exception {
1002	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1003	>	try {
1004	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1005	>	l.add(new StringTask());
1006	>	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1007	>	l.add(new StringTask());
1008	>	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1009	>	assertEquals(3, result.size());
1010	>	Iterator<Future<String>> it = result.iterator();
1011	>	Future<String> f1 = it.next();
1012	>	Future<String> f2 = it.next();
1013	>	Future<String> f3 = it.next();
1014	>	assertTrue(f1.isDone());
1015	>	assertTrue(f2.isDone());
1016	>	assertTrue(f3.isDone());
1017	>	assertFalse(f1.isCancelled());
1018	>	assertTrue(f2.isCancelled());
1019		} finally {
1020		joinPool(e);
1021		}

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