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

Comparing jsr166/src/test/tck/ScheduledExecutorTest.java (file contents):
Revision 1.5 by dl, Sat Sep 20 18:20:08 2003 UTC vs.
Revision 1.28 by jsr166, Tue Dec 1 09:48:12 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
20	–	static class MyRunnable implements Runnable {
21	–	volatile boolean done = false;
22	–	public void run() {
23	–	try {
24	–	Thread.sleep(SMALL_DELAY_MS);
25	–	done = true;
26	–	} catch(Exception e){
27	–	}
28	–	}
29	–	}
23
24	<	static class MyCallable implements Callable {
25	<	volatile boolean done = false;
26	<	public Object call() {
27	<	try {
28	<	Thread.sleep(SMALL_DELAY_MS);
29	<	done = true;
30	<	} catch(Exception e){
31	<	}
32	<	return Boolean.TRUE;
33	<	}
24	>	/**
25	>	* execute successfully executes a runnable
26	>	*/
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	<	*
42	>	* delayed schedule of callable successfully executes after delay
43		*/
44	<	public void testExecute() {
45	<	try {
46	<	MyRunnable runnable =new MyRunnable();
47	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
48	<	p1.execute(runnable);
49	<	assertFalse(runnable.done);
50	<	Thread.sleep(SHORT_DELAY_MS);
51	<	p1.shutdown();
52	<	try {
53	<	Thread.sleep(MEDIUM_DELAY_MS);
56	<	} catch(InterruptedException e){
57	<	unexpectedException();
58	<	}
59	<	assertTrue(runnable.done);
60	<	p1.shutdown();
61	<	joinPool(p1);
62	<	}
63	<	catch(Exception e){
64	<	unexpectedException();
65	<	}
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	<	*
57	>	*  delayed schedule of runnable successfully executes after delay
58		*/
59	<	public void testSchedule1() {
60	<	try {
61	<	MyCallable callable = new MyCallable();
62	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
63	<	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
64	<	assertFalse(callable.done);
65	<	Thread.sleep(MEDIUM_DELAY_MS);
66	<	assertTrue(callable.done);
67	<	assertEquals(Boolean.TRUE, f.get());
68	<	p1.shutdown();
82	<	joinPool(p1);
83	<	} catch(RejectedExecutionException e){}
84	<	catch(Exception e){
85	<	unexpectedException();
86	<	}
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
71		/**
72	<	*
72	>	* scheduleAtFixedRate executes runnable after given initial delay
73		*/
74	<	public void testSchedule3() {
75	<	try {
76	<	MyRunnable runnable = new MyRunnable();
77	<	ScheduledExecutor p1 = new ScheduledExecutor(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);
101	<	p1.shutdown();
102	<	joinPool(p1);
103	<	} catch(Exception e){
104	<	unexpectedException();
105	<	}
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	<
84	>
85	>	static class RunnableCounter implements Runnable {
86	>	AtomicInteger count = new AtomicInteger(0);
87	>	public void run() { count.getAndIncrement(); }
88	>	}
89	>
90		/**
91	<	*
92	<	*/
93	<	public void testSchedule4() {
94	<	try {
95	<	MyRunnable runnable = new MyRunnable();
96	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
97	<	p1.schedule(runnable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
98	<	assertFalse(runnable.done);
99	<	Thread.sleep(MEDIUM_DELAY_MS);
100	<	assertTrue(runnable.done);
101	<	p1.shutdown();
120	<	joinPool(p1);
121	<	} catch(Exception e){
122	<	unexpectedException();
123	<	}
91	>	* scheduleWithFixedDelay executes runnable after given initial delay
92	>	*/
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		}
125	–
126	–
127	–	// exception tests
103
104		/**
105	<	*   schedule(Runnable, long) throws RejectedExecutionException
131	<	*  This occurs on an attempt to schedule a task on a shutdown executor
105	>	* scheduleAtFixedRate executes series of tasks at given rate
106		*/
107	<	public void testSchedule1_RejectedExecutionException() {
108	<	ScheduledExecutor se = new ScheduledExecutor(1);
109	<	try {
110	<	se.shutdown();
111	<	se.schedule(new NoOpRunnable(),
112	<	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
113	<	shouldThrow();
114	<	} catch(RejectedExecutionException success){
115	<	}
116	<	joinPool(se);
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
138	+
139		/**
140	<	*   schedule(Callable, long, TimeUnit) throws RejectedExecutionException
148	<	*  This occurs on an attempt to schedule a task on a shutdown executor
140	>	*  execute (null) throws NPE
141		*/
142	<	public void testSchedule2_RejectedExecutionException() {
143	<	ScheduledExecutor se = new ScheduledExecutor(1);
142	>	public void testExecuteNull() throws InterruptedException {
143	>	ScheduledThreadPoolExecutor se = null;
144		try {
145	<	se.shutdown();
146	<	se.schedule(new NoOpCallable(),
155	<	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
145	>	se = new ScheduledThreadPoolExecutor(1);
146	>	se.execute(null);
147		shouldThrow();
148	<	} catch(RejectedExecutionException success){
149	<	}
148	>	} catch (NullPointerException success) {}
149	>
150		joinPool(se);
151		}
152
153		/**
154	<	*   schedule(Callable, long) throws RejectedExecutionException
164	<	*  This occurs on an attempt to schedule a task on a shutdown executor
154	>	* schedule (null) throws NPE
155		*/
156	<	public void testSchedule3_RejectedExecutionException() {
157	<	ScheduledExecutor se = new ScheduledExecutor(1);
158	<	try {
159	<	se.shutdown();
160	<	se.schedule(new NoOpCallable(),
171	<	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
156	>	public void testScheduleNull() throws InterruptedException {
157	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
158	>	try {
159	>	TrackedCallable callable = null;
160	>	Future f = se.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
161		shouldThrow();
162	<	} catch(RejectedExecutionException success){
163	<	}
175	<	joinPool(se);
162	>	} catch (NullPointerException success) {}
163	>	joinPool(se);
164		}
165
166		/**
167	<	*   scheduleAtFixedRate(Runnable, long, long, TimeUnit) throws
180	<	*  RejectedExecutionException.
181	<	*  This occurs on an attempt to schedule a task on a shutdown executor
167	>	* execute throws RejectedExecutionException if shutdown
168		*/
169	<	public void testScheduleAtFixedRate1_RejectedExecutionException() {
170	<	ScheduledExecutor se = new ScheduledExecutor(1);
169	>	public void testSchedule1_RejectedExecutionException() throws InterruptedException {
170	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
171		try {
172		se.shutdown();
173	<	se.scheduleAtFixedRate(new NoOpRunnable(),
174	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
173	>	se.schedule(new NoOpRunnable(),
174	>	MEDIUM_DELAY_MS, MILLISECONDS);
175		shouldThrow();
176	<	} catch(RejectedExecutionException success){
177	<	}
176	>	} catch (RejectedExecutionException success) {
177	>	} catch (SecurityException ok) {
178	>	}
179	>
180		joinPool(se);
181		}
182	<
182	>
183		/**
184	<	*   scheduleAtFixedRate(Runnable, long, long, TimeUnit) throws
197	<	*  RejectedExecutionException.
198	<	*  This occurs on an attempt to schedule a task on a shutdown executor
184	>	* schedule throws RejectedExecutionException if shutdown
185		*/
186	<	public void testScheduleAtFixedRate2_RejectedExecutionException() {
187	<	ScheduledExecutor se = new ScheduledExecutor(1);
186	>	public void testSchedule2_RejectedExecutionException() throws InterruptedException {
187	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
188		try {
189		se.shutdown();
190	<	se.scheduleAtFixedRate(new NoOpRunnable(),
191	<	1, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
190	>	se.schedule(new NoOpCallable(),
191	>	MEDIUM_DELAY_MS, MILLISECONDS);
192		shouldThrow();
193	<	} catch(RejectedExecutionException success){
194	<	}
193	>	} catch (RejectedExecutionException success) {
194	>	} catch (SecurityException ok) {
195	>	}
196		joinPool(se);
197		}
198
199		/**
200	<	*   scheduleWithFixedDelay(Runnable, long, long, TimeUnit) throws
214	<	*  RejectedExecutionException.
215	<	*  This occurs on an attempt to schedule a task on a shutdown executor
200	>	* schedule callable throws RejectedExecutionException if shutdown
201		*/
202	<	public void testScheduleWithFixedDelay1_RejectedExecutionException() {
203	<	ScheduledExecutor se = new ScheduledExecutor(1);
204	<	try {
202	>	public void testSchedule3_RejectedExecutionException() throws InterruptedException {
203	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
204	>	try {
205		se.shutdown();
206	<	se.scheduleWithFixedDelay(new NoOpRunnable(),
207	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
206	>	se.schedule(new NoOpCallable(),
207	>	MEDIUM_DELAY_MS, MILLISECONDS);
208		shouldThrow();
209	<	} catch(RejectedExecutionException success){
210	<	}
211	<	joinPool(se);
209	>	} catch (RejectedExecutionException success) {
210	>	} catch (SecurityException ok) {
211	>	}
212	>	joinPool(se);
213		}
214
215		/**
216	<	*   scheduleWithFixedDelay(Runnable, long, long, TimeUnit) throws
231	<	*  RejectedExecutionException.
232	<	*  This occurs on an attempt to schedule a task on a shutdown executor
216	>	*  scheduleAtFixedRate throws RejectedExecutionException if shutdown
217		*/
218	<	public void testScheduleWithFixedDelay2_RejectedExecutionException() {
219	<	ScheduledExecutor se = new ScheduledExecutor(1);
218	>	public void testScheduleAtFixedRate1_RejectedExecutionException() throws InterruptedException {
219	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
220		try {
221		se.shutdown();
222	<	se.scheduleWithFixedDelay(new NoOpRunnable(),
223	<	1, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
222	>	se.scheduleAtFixedRate(new NoOpRunnable(),
223	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
224		shouldThrow();
225	<	} catch(RejectedExecutionException success){
226	<	}
225	>	} catch (RejectedExecutionException success) {
226	>	} catch (SecurityException ok) {
227	>	}
228		joinPool(se);
229		}
230
231		/**
232	<	*   execute throws RejectedExecutionException
248	<	*  This occurs on an attempt to schedule a task on a shutdown executor
232	>	* scheduleWithFixedDelay throws RejectedExecutionException if shutdown
233		*/
234	<	public void testExecute_RejectedExecutionException() {
235	<	ScheduledExecutor se = new ScheduledExecutor(1);
234	>	public void testScheduleWithFixedDelay1_RejectedExecutionException() throws InterruptedException {
235	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
236		try {
237		se.shutdown();
238	<	se.execute(new NoOpRunnable());
238	>	se.scheduleWithFixedDelay(new NoOpRunnable(),
239	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
240		shouldThrow();
241	<	} catch(RejectedExecutionException success){
242	<	}
241	>	} catch (RejectedExecutionException success) {
242	>	} catch (SecurityException ok) {
243	>	}
244		joinPool(se);
245		}
246
247		/**
248	<	*   getActiveCount gives correct values
248	>	*  getActiveCount increases but doesn't overestimate, when a
249	>	*  thread becomes active
250		*/
251	<	public void testGetActiveCount() {
252	<	ScheduledExecutor p2 = new ScheduledExecutor(2);
251	>	public void testGetActiveCount() throws InterruptedException {
252	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
253		assertEquals(0, p2.getActiveCount());
254		p2.execute(new SmallRunnable());
255	<	try {
269	<	Thread.sleep(SHORT_DELAY_MS);
270	<	} catch(Exception e){
271	<	unexpectedException();
272	<	}
255	>	Thread.sleep(SHORT_DELAY_MS);
256		assertEquals(1, p2.getActiveCount());
257		joinPool(p2);
258		}
259	<
259	>
260		/**
261	<	*   getCompleteTaskCount gives correct values
261	>	*    getCompletedTaskCount increases, but doesn't overestimate,
262	>	*   when tasks complete
263		*/
264	<	public void testGetCompletedTaskCount() {
265	<	ScheduledExecutor p2 = new ScheduledExecutor(2);
264	>	public void testGetCompletedTaskCount() throws InterruptedException {
265	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
266		assertEquals(0, p2.getCompletedTaskCount());
267		p2.execute(new SmallRunnable());
268	<	try {
285	<	Thread.sleep(MEDIUM_DELAY_MS);
286	<	} catch(Exception e){
287	<	unexpectedException();
288	<	}
268	>	Thread.sleep(MEDIUM_DELAY_MS);
269		assertEquals(1, p2.getCompletedTaskCount());
270		joinPool(p2);
271		}
272	<
272	>
273		/**
274	<	*   getCorePoolSize gives correct values
274	>	*  getCorePoolSize returns size given in constructor if not otherwise set
275		*/
276	<	public void testGetCorePoolSize() {
277	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
276	>	public void testGetCorePoolSize() throws InterruptedException {
277	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
278		assertEquals(1, p1.getCorePoolSize());
279		joinPool(p1);
280		}
281	<
281	>
282		/**
283	<	*   getLargestPoolSize gives correct values
283	>	*    getLargestPoolSize increases, but doesn't overestimate, when
284	>	*   multiple threads active
285		*/
286	<	public void testGetLargestPoolSize() {
287	<	ScheduledExecutor p2 = new ScheduledExecutor(2);
286	>	public void testGetLargestPoolSize() throws InterruptedException {
287	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
288		assertEquals(0, p2.getLargestPoolSize());
289		p2.execute(new SmallRunnable());
290		p2.execute(new SmallRunnable());
291	<	try {
311	<	Thread.sleep(SHORT_DELAY_MS);
312	<	} catch(Exception e){
313	<	unexpectedException();
314	<	}
291	>	Thread.sleep(SHORT_DELAY_MS);
292		assertEquals(2, p2.getLargestPoolSize());
293		joinPool(p2);
294		}
295	<
295	>
296		/**
297	<	*   getPoolSize gives correct values
297	>	*   getPoolSize increases, but doesn't overestimate, when threads
298	>	*   become active
299		*/
300	<	public void testGetPoolSize() {
301	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
300	>	public void testGetPoolSize() throws InterruptedException {
301	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
302		assertEquals(0, p1.getPoolSize());
303		p1.execute(new SmallRunnable());
304		assertEquals(1, p1.getPoolSize());
305		joinPool(p1);
306		}
307	<
307	>
308		/**
309	<	*   getTaskCount gives correct values
309	>	*    getTaskCount increases, but doesn't overestimate, when tasks
310	>	*    submitted
311		*/
312	<	public void testGetTaskCount() {
313	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
312	>	public void testGetTaskCount() throws InterruptedException {
313	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
314		assertEquals(0, p1.getTaskCount());
315	<	for(int i = 0; i < 5; i++)
315	>	for (int i = 0; i < 5; i++)
316		p1.execute(new SmallRunnable());
317	<	try {
339	<	Thread.sleep(SHORT_DELAY_MS);
340	<	} catch(Exception e){
341	<	unexpectedException();
342	<	}
317	>	Thread.sleep(SHORT_DELAY_MS);
318		assertEquals(5, p1.getTaskCount());
319		joinPool(p1);
320		}
321	<
321	>
322		/**
323	<	*   isShutDown gives correct values
323	>	* getThreadFactory returns factory in constructor if not set
324	>	*/
325	>	public void testGetThreadFactory() throws InterruptedException {
326	>	ThreadFactory tf = new SimpleThreadFactory();
327	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
328	>	assertSame(tf, p.getThreadFactory());
329	>	joinPool(p);
330	>	}
331	>
332	>	/**
333	>	* setThreadFactory sets the thread factory returned by getThreadFactory
334	>	*/
335	>	public void testSetThreadFactory() throws InterruptedException {
336	>	ThreadFactory tf = new SimpleThreadFactory();
337	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
338	>	p.setThreadFactory(tf);
339	>	assertSame(tf, p.getThreadFactory());
340	>	joinPool(p);
341	>	}
342	>
343	>	/**
344	>	* setThreadFactory(null) throws NPE
345	>	*/
346	>	public void testSetThreadFactoryNull() throws InterruptedException {
347	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
348	>	try {
349	>	p.setThreadFactory(null);
350	>	shouldThrow();
351	>	} catch (NullPointerException success) {
352	>	} finally {
353	>	joinPool(p);
354	>	}
355	>	}
356	>
357	>	/**
358	>	*   is isShutDown is false before shutdown, true after
359		*/
360		public void testIsShutdown() {
361	<
362	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
361	>
362	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
363		try {
364		assertFalse(p1.isShutdown());
365		}
366		finally {
367	<	p1.shutdown();
367	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
368		}
369	<	assertTrue(p1.isShutdown());
369	>	assertTrue(p1.isShutdown());
370		}
371
372	<
372	>
373		/**
374	<	*  isTerminated gives correct values
374	>	*   isTerminated is false before termination, true after
375		*/
376	<	public void testIsTerminated() {
377	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
376	>	public void testIsTerminated() throws InterruptedException {
377	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
378		try {
379		p1.execute(new SmallRunnable());
380		} finally {
381	<	p1.shutdown();
381	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
382		}
383	<	try {
384	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
375	<	assertTrue(p1.isTerminated());
376	<	} catch(Exception e){
377	<	unexpectedException();
378	<	}
383	>	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
384	>	assertTrue(p1.isTerminated());
385		}
386
387		/**
388	<	*  isTerminating gives correct values
388	>	*  isTerminating is not true when running or when terminated
389		*/
390	<	public void testIsTerminating() {
391	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
390	>	public void testIsTerminating() throws InterruptedException {
391	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
392		assertFalse(p1.isTerminating());
393		try {
394		p1.execute(new SmallRunnable());
395		assertFalse(p1.isTerminating());
396		} finally {
397	<	p1.shutdown();
397	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
398		}
399	<	try {
400	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
401	<	assertTrue(p1.isTerminated());
402	<	assertFalse(p1.isTerminating());
397	<	} catch(Exception e){
398	<	unexpectedException();
399	<	}
399	>
400	>	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
401	>	assertTrue(p1.isTerminated());
402	>	assertFalse(p1.isTerminating());
403		}
404
405		/**
406	<	*   that purge correctly removes cancelled tasks
404	<	*  from the queue
406	>	* getQueue returns the work queue, which contains queued tasks
407		*/
408	<	public void testPurge() {
409	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
410	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
411	<	for(int i = 0; i < 5; i++){
412	<	tasks[i] = p1.schedule(new SmallRunnable(), 1, TimeUnit.MILLISECONDS);
408	>	public void testGetQueue() throws InterruptedException {
409	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
410	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
411	>	for (int i = 0; i < 5; i++) {
412	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS);
413	>	}
414	>	try {
415	>	Thread.sleep(SHORT_DELAY_MS);
416	>	BlockingQueue<Runnable> q = p1.getQueue();
417	>	assertTrue(q.contains(tasks[4]));
418	>	assertFalse(q.contains(tasks[0]));
419	>	} finally {
420	>	joinPool(p1);
421		}
412	–	int max = 5;
413	–	if (tasks[4].cancel(true)) --max;
414	–	if (tasks[3].cancel(true)) --max;
415	–	p1.purge();
416	–	long count = p1.getTaskCount();
417	–	assertTrue(count > 0 && count <= max);
418	–	joinPool(p1);
422		}
423
424		/**
425	<	*   shutDownNow returns a list
423	<	*  containing the correct number of elements
425	>	* remove(task) removes queued task, and fails to remove active task
426		*/
427	<	public void testShutDownNow() {
428	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
429	<	for(int i = 0; i < 5; i++)
430	<	p1.schedule(new SmallRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
431	<	List l = p1.shutdownNow();
432	<	assertTrue(p1.isShutdown());
433	<	assertTrue(l.size() > 0 && l.size() <= 5);
434	<	joinPool(p1);
427	>	public void testRemove() throws InterruptedException {
428	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
429	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
430	>	for (int i = 0; i < 5; i++) {
431	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS);
432	>	}
433	>	try {
434	>	Thread.sleep(SHORT_DELAY_MS);
435	>	BlockingQueue<Runnable> q = p1.getQueue();
436	>	assertFalse(p1.remove((Runnable)tasks[0]));
437	>	assertTrue(q.contains((Runnable)tasks[4]));
438	>	assertTrue(q.contains((Runnable)tasks[3]));
439	>	assertTrue(p1.remove((Runnable)tasks[4]));
440	>	assertFalse(p1.remove((Runnable)tasks[4]));
441	>	assertFalse(q.contains((Runnable)tasks[4]));
442	>	assertTrue(q.contains((Runnable)tasks[3]));
443	>	assertTrue(p1.remove((Runnable)tasks[3]));
444	>	assertFalse(q.contains((Runnable)tasks[3]));
445	>	} finally {
446	>	joinPool(p1);
447	>	}
448		}
449
450		/**
451	<	*
451	>	*  purge removes cancelled tasks from the queue
452		*/
453	<	public void testShutDown1() {
453	>	public void testPurge() throws InterruptedException {
454	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
455	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
456	>	for (int i = 0; i < 5; i++) {
457	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
458	>	}
459		try {
460	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
461	<	assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
462	<	assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
463	<
464	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
465	<	for(int i = 0; i < 5; i++)
466	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
467	<	p1.shutdown();
468	<	BlockingQueue q = p1.getQueue();
469	<	for (Iterator it = q.iterator(); it.hasNext();) {
470	<	ScheduledCancellable t = (ScheduledCancellable)it.next();
471	<	assertFalse(t.isCancelled());
452	<	}
453	<	assertTrue(p1.isShutdown());
454	<	Thread.sleep(SMALL_DELAY_MS);
455	<	for (int i = 0; i < 5; ++i) {
456	<	assertTrue(tasks[i].isDone());
457	<	assertFalse(tasks[i].isCancelled());
460	>	int max = 5;
461	>	if (tasks[4].cancel(true)) --max;
462	>	if (tasks[3].cancel(true)) --max;
463	>	// There must eventually be an interference-free point at
464	>	// which purge will not fail. (At worst, when queue is empty.)
465	>	int k;
466	>	for (k = 0; k < SMALL_DELAY_MS; ++k) {
467	>	p1.purge();
468	>	long count = p1.getTaskCount();
469	>	if (count >= 0 && count <= max)
470	>	break;
471	>	Thread.sleep(1);
472		}
473	<
474	<	}
475	<	catch(Exception ex) {
462	<	unexpectedException();
473	>	assertTrue(k < SMALL_DELAY_MS);
474	>	} finally {
475	>	joinPool(p1);
476		}
477		}
478
466	–
479		/**
480	<	*
480	>	*  shutDownNow returns a list containing tasks that were not run
481		*/
482	<	public void testShutDown2() {
482	>	public void testShutDownNow() throws InterruptedException {
483	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
484	>	for (int i = 0; i < 5; i++)
485	>	p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
486	>	List l;
487		try {
488	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
489	<	p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
490	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
475	<	for(int i = 0; i < 5; i++)
476	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
477	<	p1.shutdown();
478	<	assertTrue(p1.isShutdown());
479	<	BlockingQueue q = p1.getQueue();
480	<	assertTrue(q.isEmpty());
481	<	Thread.sleep(SMALL_DELAY_MS);
482	<	assertTrue(p1.isTerminated());
483	<	}
484	<	catch(Exception ex) {
485	<	unexpectedException();
488	>	l = p1.shutdownNow();
489	>	} catch (SecurityException ok) {
490	>	return;
491		}
492	+	assertTrue(p1.isShutdown());
493	+	assertTrue(l.size() > 0 && l.size() <= 5);
494	+	joinPool(p1);
495		}
496
489	–
497		/**
498	<	*
498	>	* In default setting, shutdown cancels periodic but not delayed
499	>	* tasks at shutdown
500		*/
501	<	public void testShutDown3() {
502	<	try {
503	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
504	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
505	<	ScheduledCancellable task =
506	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
507	<	p1.shutdown();
508	<	assertTrue(p1.isShutdown());
509	<	BlockingQueue q = p1.getQueue();
510	<	assertTrue(q.isEmpty());
511	<	Thread.sleep(SHORT_DELAY_MS);
512	<	assertTrue(p1.isTerminated());
501	>	public void testShutDown1() throws InterruptedException {
502	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
503	>	assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
504	>	assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
505	>
506	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
507	>	for (int i = 0; i < 5; i++)
508	>	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, MILLISECONDS);
509	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
510	>	BlockingQueue q = p1.getQueue();
511	>	for (Iterator it = q.iterator(); it.hasNext();) {
512	>	ScheduledFuture t = (ScheduledFuture)it.next();
513	>	assertFalse(t.isCancelled());
514		}
515	<	catch(Exception ex) {
516	<	unexpectedException();
515	>	assertTrue(p1.isShutdown());
516	>	Thread.sleep(SMALL_DELAY_MS);
517	>	for (int i = 0; i < 5; ++i) {
518	>	assertTrue(tasks[i].isDone());
519	>	assertFalse(tasks[i].isCancelled());
520		}
521		}
522
523	+
524	+	/**
525	+	* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
526	+	* delayed tasks are cancelled at shutdown
527	+	*/
528	+	public void testShutDown2() throws InterruptedException {
529	+	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
530	+	p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
531	+	ScheduledFuture[] tasks = new ScheduledFuture[5];
532	+	for (int i = 0; i < 5; i++)
533	+	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, MILLISECONDS);
534	+	try { p1.shutdown(); } catch (SecurityException ok) { return; }
535	+	assertTrue(p1.isShutdown());
536	+	BlockingQueue q = p1.getQueue();
537	+	assertTrue(q.isEmpty());
538	+	Thread.sleep(SMALL_DELAY_MS);
539	+	assertTrue(p1.isTerminated());
540	+	}
541	+
542	+
543		/**
544	<	*
544	>	* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
545	>	* periodic tasks are not cancelled at shutdown
546		*/
547	<	public void testShutDown4() {
548	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
547	>	public void testShutDown3() throws InterruptedException {
548	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
549	>	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
550	>	ScheduledFuture task =
551	>	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, MILLISECONDS);
552	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
553	>	assertTrue(p1.isShutdown());
554	>	BlockingQueue q = p1.getQueue();
555	>	assertTrue(q.isEmpty());
556	>	Thread.sleep(SHORT_DELAY_MS);
557	>	assertTrue(p1.isTerminated());
558	>	}
559	>
560	>	/**
561	>	* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
562	>	* periodic tasks are cancelled at shutdown
563	>	*/
564	>	public void testShutDown4() throws InterruptedException {
565	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
566		try {
567		p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
568	<	ScheduledCancellable task =
569	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
568	>	ScheduledFuture task =
569	>	p1.scheduleAtFixedRate(new NoOpRunnable(), 1, 1, MILLISECONDS);
570		assertFalse(task.isCancelled());
571	<	p1.shutdown();
571	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
572		assertFalse(task.isCancelled());
573		assertFalse(p1.isTerminated());
574		assertTrue(p1.isShutdown());
575		Thread.sleep(SHORT_DELAY_MS);
576		assertFalse(task.isCancelled());
577	<	task.cancel(true);
578	<	assertTrue(task.isCancelled());
577	>	assertTrue(task.cancel(true));
578	>	assertTrue(task.isDone());
579		Thread.sleep(SHORT_DELAY_MS);
580		assertTrue(p1.isTerminated());
581		}
532	–	catch(Exception ex) {
533	–	unexpectedException();
534	–	}
582		finally {
583	<	p1.shutdownNow();
583	>	joinPool(p1);
584	>	}
585	>	}
586	>
587	>	/**
588	>	* completed submit of callable returns result
589	>	*/
590	>	public void testSubmitCallable() throws Exception {
591	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
592	>	try {
593	>	Future<String> future = e.submit(new StringTask());
594	>	String result = future.get();
595	>	assertSame(TEST_STRING, result);
596	>	} finally {
597	>	joinPool(e);
598	>	}
599	>	}
600	>
601	>	/**
602	>	* completed submit of runnable returns successfully
603	>	*/
604	>	public void testSubmitRunnable() throws Exception {
605	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
606	>	try {
607	>	Future<?> future = e.submit(new NoOpRunnable());
608	>	future.get();
609	>	assertTrue(future.isDone());
610	>	} finally {
611	>	joinPool(e);
612		}
613		}
614
615	+	/**
616	+	* completed submit of (runnable, result) returns result
617	+	*/
618	+	public void testSubmitRunnable2() throws Exception {
619	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
620	+	try {
621	+	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
622	+	String result = future.get();
623	+	assertSame(TEST_STRING, result);
624	+	} finally {
625	+	joinPool(e);
626	+	}
627	+	}
628	+
629	+	/**
630	+	* invokeAny(null) throws NPE
631	+	*/
632	+	public void testInvokeAny1() throws Exception {
633	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
634	+	try {
635	+	e.invokeAny(null);
636	+	shouldThrow();
637	+	} catch (NullPointerException success) {
638	+	} finally {
639	+	joinPool(e);
640	+	}
641	+	}
642	+
643	+	/**
644	+	* invokeAny(empty collection) throws IAE
645	+	*/
646	+	public void testInvokeAny2() throws Exception {
647	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
648	+	try {
649	+	e.invokeAny(new ArrayList<Callable<String>>());
650	+	shouldThrow();
651	+	} catch (IllegalArgumentException success) {
652	+	} finally {
653	+	joinPool(e);
654	+	}
655	+	}
656	+
657	+	/**
658	+	* invokeAny(c) throws NPE if c has null elements
659	+	*/
660	+	public void testInvokeAny3() throws Exception {
661	+	final CountDownLatch latch = new CountDownLatch(1);
662	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
663	+	try {
664	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
665	+	l.add(new Callable<String>() {
666	+	public String call() {
667	+	try {
668	+	latch.await();
669	+	} catch (InterruptedException quittingTime) {}
670	+	return TEST_STRING;
671	+	}});
672	+	l.add(null);
673	+	e.invokeAny(l);
674	+	shouldThrow();
675	+	} catch (NullPointerException success) {
676	+	} finally {
677	+	latch.countDown();
678	+	joinPool(e);
679	+	}
680	+	}
681	+
682	+	/**
683	+	* invokeAny(c) throws ExecutionException if no task completes
684	+	*/
685	+	public void testInvokeAny4() throws Exception {
686	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
687	+	try {
688	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
689	+	l.add(new NPETask());
690	+	e.invokeAny(l);
691	+	shouldThrow();
692	+	} catch (ExecutionException success) {
693	+	assertTrue(success.getCause() instanceof NullPointerException);
694	+	} finally {
695	+	joinPool(e);
696	+	}
697	+	}
698	+
699	+	/**
700	+	* invokeAny(c) returns result of some task
701	+	*/
702	+	public void testInvokeAny5() throws Exception {
703	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
704	+	try {
705	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
706	+	l.add(new StringTask());
707	+	l.add(new StringTask());
708	+	String result = e.invokeAny(l);
709	+	assertSame(TEST_STRING, result);
710	+	} finally {
711	+	joinPool(e);
712	+	}
713	+	}
714	+
715	+	/**
716	+	* invokeAll(null) throws NPE
717	+	*/
718	+	public void testInvokeAll1() throws Exception {
719	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
720	+	try {
721	+	e.invokeAll(null);
722	+	shouldThrow();
723	+	} catch (NullPointerException success) {
724	+	} finally {
725	+	joinPool(e);
726	+	}
727	+	}
728	+
729	+	/**
730	+	* invokeAll(empty collection) returns empty collection
731	+	*/
732	+	public void testInvokeAll2() throws Exception {
733	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
734	+	try {
735	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
736	+	assertTrue(r.isEmpty());
737	+	} finally {
738	+	joinPool(e);
739	+	}
740	+	}
741	+
742	+	/**
743	+	* invokeAll(c) throws NPE if c has null elements
744	+	*/
745	+	public void testInvokeAll3() throws Exception {
746	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
747	+	try {
748	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
749	+	l.add(new StringTask());
750	+	l.add(null);
751	+	e.invokeAll(l);
752	+	shouldThrow();
753	+	} catch (NullPointerException success) {
754	+	} finally {
755	+	joinPool(e);
756	+	}
757	+	}
758	+
759	+	/**
760	+	* get of invokeAll(c) throws exception on failed task
761	+	*/
762	+	public void testInvokeAll4() throws Exception {
763	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
764	+	try {
765	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
766	+	l.add(new NPETask());
767	+	List<Future<String>> result = e.invokeAll(l);
768	+	assertEquals(1, result.size());
769	+	for (Future<String> future : result)
770	+	future.get();
771	+	shouldThrow();
772	+	} catch (ExecutionException success) {
773	+	assertTrue(success.getCause() instanceof NullPointerException);
774	+	} finally {
775	+	joinPool(e);
776	+	}
777	+	}
778	+
779	+	/**
780	+	* invokeAll(c) returns results of all completed tasks
781	+	*/
782	+	public void testInvokeAll5() throws Exception {
783	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
784	+	try {
785	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
786	+	l.add(new StringTask());
787	+	l.add(new StringTask());
788	+	List<Future<String>> result = e.invokeAll(l);
789	+	assertEquals(2, result.size());
790	+	for (Future<String> future : result)
791	+	assertSame(TEST_STRING, future.get());
792	+	} finally {
793	+	joinPool(e);
794	+	}
795	+	}
796	+
797	+	/**
798	+	* timed invokeAny(null) throws NPE
799	+	*/
800	+	public void testTimedInvokeAny1() throws Exception {
801	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
802	+	try {
803	+	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
804	+	shouldThrow();
805	+	} catch (NullPointerException success) {
806	+	} finally {
807	+	joinPool(e);
808	+	}
809	+	}
810	+
811	+	/**
812	+	* timed invokeAny(,,null) throws NPE
813	+	*/
814	+	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
815	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
816	+	try {
817	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
818	+	l.add(new StringTask());
819	+	e.invokeAny(l, MEDIUM_DELAY_MS, null);
820	+	shouldThrow();
821	+	} catch (NullPointerException success) {
822	+	} finally {
823	+	joinPool(e);
824	+	}
825	+	}
826	+
827	+	/**
828	+	* timed invokeAny(empty collection) throws IAE
829	+	*/
830	+	public void testTimedInvokeAny2() throws Exception {
831	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
832	+	try {
833	+	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
834	+	shouldThrow();
835	+	} catch (IllegalArgumentException success) {
836	+	} finally {
837	+	joinPool(e);
838	+	}
839	+	}
840	+
841	+	/**
842	+	* timed invokeAny(c) throws NPE if c has null elements
843	+	*/
844	+	public void testTimedInvokeAny3() throws Exception {
845	+	final CountDownLatch latch = new CountDownLatch(1);
846	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
847	+	try {
848	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
849	+	l.add(new Callable<String>() {
850	+	public String call() {
851	+	try {
852	+	latch.await();
853	+	} catch (InterruptedException quittingTime) {}
854	+	return TEST_STRING;
855	+	}});
856	+	l.add(null);
857	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
858	+	shouldThrow();
859	+	} catch (NullPointerException success) {
860	+	} finally {
861	+	latch.countDown();
862	+	joinPool(e);
863	+	}
864	+	}
865	+
866	+	/**
867	+	* timed invokeAny(c) throws ExecutionException if no task completes
868	+	*/
869	+	public void testTimedInvokeAny4() throws Exception {
870	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
871	+	try {
872	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
873	+	l.add(new NPETask());
874	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
875	+	shouldThrow();
876	+	} catch (ExecutionException success) {
877	+	assertTrue(success.getCause() instanceof NullPointerException);
878	+	} finally {
879	+	joinPool(e);
880	+	}
881	+	}
882	+
883	+	/**
884	+	* timed invokeAny(c) returns result of some task
885	+	*/
886	+	public void testTimedInvokeAny5() throws Exception {
887	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
888	+	try {
889	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
890	+	l.add(new StringTask());
891	+	l.add(new StringTask());
892	+	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
893	+	assertSame(TEST_STRING, result);
894	+	} finally {
895	+	joinPool(e);
896	+	}
897	+	}
898	+
899	+	/**
900	+	* timed invokeAll(null) throws NPE
901	+	*/
902	+	public void testTimedInvokeAll1() throws Exception {
903	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
904	+	try {
905	+	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
906	+	shouldThrow();
907	+	} catch (NullPointerException success) {
908	+	} finally {
909	+	joinPool(e);
910	+	}
911	+	}
912	+
913	+	/**
914	+	* timed invokeAll(,,null) throws NPE
915	+	*/
916	+	public void testTimedInvokeAllNullTimeUnit() throws Exception {
917	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
918	+	try {
919	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
920	+	l.add(new StringTask());
921	+	e.invokeAll(l, MEDIUM_DELAY_MS, null);
922	+	shouldThrow();
923	+	} catch (NullPointerException success) {
924	+	} finally {
925	+	joinPool(e);
926	+	}
927	+	}
928	+
929	+	/**
930	+	* timed invokeAll(empty collection) returns empty collection
931	+	*/
932	+	public void testTimedInvokeAll2() throws Exception {
933	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
934	+	try {
935	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
936	+	assertTrue(r.isEmpty());
937	+	} finally {
938	+	joinPool(e);
939	+	}
940	+	}
941	+
942	+	/**
943	+	* timed invokeAll(c) throws NPE if c has null elements
944	+	*/
945	+	public void testTimedInvokeAll3() throws Exception {
946	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
947	+	try {
948	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
949	+	l.add(new StringTask());
950	+	l.add(null);
951	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
952	+	shouldThrow();
953	+	} catch (NullPointerException success) {
954	+	} finally {
955	+	joinPool(e);
956	+	}
957	+	}
958	+
959	+	/**
960	+	* get of element of invokeAll(c) throws exception on failed task
961	+	*/
962	+	public void testTimedInvokeAll4() throws Exception {
963	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
964	+	try {
965	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
966	+	l.add(new NPETask());
967	+	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
968	+	assertEquals(1, result.size());
969	+	for (Future<String> future : result)
970	+	future.get();
971	+	shouldThrow();
972	+	} catch (ExecutionException success) {
973	+	assertTrue(success.getCause() instanceof NullPointerException);
974	+	} finally {
975	+	joinPool(e);
976	+	}
977	+	}
978	+
979	+	/**
980	+	* timed invokeAll(c) returns results of all completed tasks
981	+	*/
982	+	public void testTimedInvokeAll5() throws Exception {
983	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
984	+	try {
985	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
986	+	l.add(new StringTask());
987	+	l.add(new StringTask());
988	+	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
989	+	assertEquals(2, result.size());
990	+	for (Future<String> future : result)
991	+	assertSame(TEST_STRING, future.get());
992	+	} finally {
993	+	joinPool(e);
994	+	}
995	+	}
996	+
997	+	/**
998	+	* timed invokeAll(c) cancels tasks not completed by timeout
999	+	*/
1000	+	public void testTimedInvokeAll6() throws Exception {
1001	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1002	+	try {
1003	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1004	+	l.add(new StringTask());
1005	+	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1006	+	l.add(new StringTask());
1007	+	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1008	+	assertEquals(3, result.size());
1009	+	Iterator<Future<String>> it = result.iterator();
1010	+	Future<String> f1 = it.next();
1011	+	Future<String> f2 = it.next();
1012	+	Future<String> f3 = it.next();
1013	+	assertTrue(f1.isDone());
1014	+	assertTrue(f2.isDone());
1015	+	assertTrue(f3.isDone());
1016	+	assertFalse(f1.isCancelled());
1017	+	assertTrue(f2.isCancelled());
1018	+	} finally {
1019	+	joinPool(e);
1020	+	}
1021	+	}
1022	+
1023	+
1024		}

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