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

Comparing jsr166/src/test/tck/ScheduledExecutorTest.java (file contents):
Revision 1.2 by dl, Sun Sep 7 23:50:09 2003 UTC vs.
Revision 1.13 by dl, Sat Dec 27 19:26:43 2003 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
13	<	public class ScheduledExecutorTest extends TestCase{
13	<
14	<	boolean flag = false;
15	<
13	>	public class ScheduledExecutorTest extends JSR166TestCase {
14		public static void main(String[] args) {
15		junit.textui.TestRunner.run (suite());
16		}
19	–
20	–
17		public static Test suite() {
18		return new TestSuite(ScheduledExecutorTest.class);
19		}
20
25	–	private static long SHORT_DELAY_MS = 100;
26	–	private static long MEDIUM_DELAY_MS = 1000;
27	–	private static long LONG_DELAY_MS = 10000;
28	–
29	–	static class MyRunnable implements Runnable {
30	–	volatile boolean waiting = true;
31	–	volatile boolean done = false;
32	–	public void run(){
33	–	try{
34	–	Thread.sleep(SHORT_DELAY_MS);
35	–	waiting = false;
36	–	done = true;
37	–	} catch(Exception e){
38	–	}
39	–	}
40	–	}
41	–
42	–	static class MyCallable implements Callable {
43	–	volatile boolean waiting = true;
44	–	volatile boolean done = false;
45	–	public Object call(){
46	–	try{
47	–	Thread.sleep(SHORT_DELAY_MS);
48	–	waiting = false;
49	–	done = true;
50	–	}catch(Exception e){}
51	–	return Boolean.TRUE;
52	–	}
53	–	}
54	–
55	–	public Runnable newRunnable(){
56	–	return new Runnable(){
57	–	public void run(){
58	–	try{Thread.sleep(SHORT_DELAY_MS);
59	–	} catch(Exception e){
60	–	}
61	–	}
62	–	};
63	–	}
64	–
65	–	public Runnable newNoopRunnable() {
66	–	return new Runnable(){
67	–	public void run(){
68	–	}
69	–	};
70	–	}
21
22		/**
23	<	*  Test to verify execute successfully runs the given Runnable
24	<	*/
25	<	public void testExecute(){
26	<	try{
27	<	MyRunnable runnable =new MyRunnable();
28	<	ScheduledExecutor one = new ScheduledExecutor(1);
29	<	one.execute(runnable);
30	<	Thread.sleep(SHORT_DELAY_MS/2);
31	<	assertTrue(runnable.waiting);
32	<	one.shutdown();
33	<	try{
23	>	* execute successfully executes a runnable
24	>	*/
25	>	public void testExecute() {
26	>	try {
27	>	TrackedShortRunnable runnable =new TrackedShortRunnable();
28	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
29	>	p1.execute(runnable);
30	>	assertFalse(runnable.done);
31	>	Thread.sleep(SHORT_DELAY_MS);
32	>	p1.shutdown();
33	>	try {
34		Thread.sleep(MEDIUM_DELAY_MS);
35		} catch(InterruptedException e){
36	<	fail("unexpected exception");
36	>	unexpectedException();
37		}
88	–	assertFalse(runnable.waiting);
38		assertTrue(runnable.done);
39	<	one.shutdown();
39	>	p1.shutdown();
40	>	joinPool(p1);
41		}
42		catch(Exception e){
43	<	fail("unexpected exception");
43	>	unexpectedException();
44		}
45	+
46		}
47
48	+
49		/**
50	<	*  Test to verify schedule successfully runs the given Callable.
99	<	*  The waiting flag shows that the Callable is not started until
100	<	*  immediately.
50	>	* delayed schedule of callable successfully executes after delay
51		*/
52	<	public void testSchedule1(){
53	<	try{
54	<	MyCallable callable = new MyCallable();
55	<	ScheduledExecutor one = new ScheduledExecutor(1);
56	<	Future f = one.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
57	<	assertTrue(callable.waiting);
52	>	public void testSchedule1() {
53	>	try {
54	>	TrackedCallable callable = new TrackedCallable();
55	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
56	>	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
57	>	assertFalse(callable.done);
58		Thread.sleep(MEDIUM_DELAY_MS);
59		assertTrue(callable.done);
60		assertEquals(Boolean.TRUE, f.get());
61	<	one.shutdown();
62	<	}catch(RejectedExecutionException e){}
61	>	p1.shutdown();
62	>	joinPool(p1);
63	>	} catch(RejectedExecutionException e){}
64		catch(Exception e){
65	<	fail("unexpected exception");
65	>	e.printStackTrace();
66	>	unexpectedException();
67		}
68		}
69
70		/**
71	<	*  Another version of schedule, only using Runnable instead of Callable
71	>	*  delayed schedule of runnable successfully executes after delay
72		*/
73	<	public void testSchedule3(){
74	<	try{
75	<	MyRunnable runnable = new MyRunnable();
76	<	ScheduledExecutor one = new ScheduledExecutor(1);
77	<	one.schedule(runnable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
78	<	Thread.sleep(SHORT_DELAY_MS/2);
79	<	assertTrue(runnable.waiting);
73	>	public void testSchedule3() {
74	>	try {
75	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
76	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
77	>	p1.schedule(runnable, SMALL_DELAY_MS, TimeUnit.MILLISECONDS);
78	>	Thread.sleep(SHORT_DELAY_MS);
79	>	assertFalse(runnable.done);
80		Thread.sleep(MEDIUM_DELAY_MS);
81		assertTrue(runnable.done);
82	<	one.shutdown();
82	>	p1.shutdown();
83	>	joinPool(p1);
84		} catch(Exception e){
85	<	fail("unexpected exception");
85	>	unexpectedException();
86		}
87		}
88
89		/**
90	<	*  The final version of schedule, using both long, TimeUnit and Runnable
90	>	* scheduleAtFixedRate executes runnable after given initial delay
91		*/
92	<	public void testSchedule4(){
93	<	try{
94	<	MyRunnable runnable = new MyRunnable();
95	<	ScheduledExecutor one = new ScheduledExecutor(1);
96	<	one.schedule(runnable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
97	<	//      Thread.sleep(505);
145	<	assertTrue(runnable.waiting);
92	>	public void testSchedule4() {
93	>	try {
94	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
95	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
96	>	ScheduledFuture h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
97	>	assertFalse(runnable.done);
98		Thread.sleep(MEDIUM_DELAY_MS);
99		assertTrue(runnable.done);
100	<	one.shutdown();
100	>	h.cancel(true);
101	>	p1.shutdown();
102	>	joinPool(p1);
103		} catch(Exception e){
104	<	fail("unexpected exception");
104	>	unexpectedException();
105		}
106		}
153	–
154	–
155	–	// exception tests
107
108		/**
109	<	*  Test to verify schedule(Runnable, long) throws RejectedExecutionException
159	<	*  This occurs on an attempt to schedule a task on a shutdown executor
109	>	* scheduleWithFixedDelay executes runnable after given initial delay
110		*/
111	<	public void testSchedule1_RejectedExecutionException(){
112	<	try{
113	<	ScheduledExecutor se = new ScheduledExecutor(1);
114	<	se.shutdown();
115	<	se.schedule(new Runnable(){
116	<	public void run(){}
117	<	}, 10000, TimeUnit.MILLISECONDS);
118	<	fail("shoud throw");
119	<	}catch(RejectedExecutionException e){}
111	>	public void testSchedule5() {
112	>	try {
113	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
114	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
115	>	ScheduledFuture h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
116	>	assertFalse(runnable.done);
117	>	Thread.sleep(MEDIUM_DELAY_MS);
118	>	assertTrue(runnable.done);
119	>	h.cancel(true);
120	>	p1.shutdown();
121	>	joinPool(p1);
122	>	} catch(Exception e){
123	>	unexpectedException();
124	>	}
125		}
126	<
126	>
127		/**
128	<	*  Test to verify schedule(Callable, long, TimeUnit) throws RejectedExecutionException
174	<	*  This occurs on an attempt to schedule a task on a shutdown executor
128	>	*  execute (null) throws NPE
129		*/
130	<	public void testSchedule2_RejectedExecutionException(){
131	<	try{
132	<	ScheduledExecutor se = new ScheduledExecutor(1);
133	<	se.shutdown();
134	<	se.schedule(new Callable(){
135	<	public Object call(){
136	<	return Boolean.TRUE;
137	<	}
138	<	}, (long)100, TimeUnit.SECONDS);
139	<	fail("should throw");
140	<	}catch(RejectedExecutionException e){}
130	>	public void testExecuteNull() {
131	>	ScheduledThreadPoolExecutor se = null;
132	>	try {
133	>	se = new ScheduledThreadPoolExecutor(1);
134	>	se.execute(null);
135	>	shouldThrow();
136	>	} catch(NullPointerException success){}
137	>	catch(Exception e){
138	>	unexpectedException();
139	>	}
140	>
141	>	joinPool(se);
142		}
143
144		/**
145	<	*  Test to verify schedule(Callable, long) throws RejectedExecutionException
146	<	*  This occurs on an attempt to schedule a task on a shutdown executor
147	<	*/
148	<	public void testSchedule3_RejectedExecutionException(){
149	<	try{
150	<	ScheduledExecutor se = new ScheduledExecutor(1);
151	<	se.shutdown();
152	<	se.schedule(new Callable(){
153	<	public Object call(){
154	<	return Boolean.TRUE;
155	<	}
156	<	},  10000, TimeUnit.MILLISECONDS);
157	<	fail("should throw");
203	<	}catch(RejectedExecutionException e){}
145	>	* schedule (null) throws NPE
146	>	*/
147	>	public void testScheduleNull() {
148	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
149	>	try {
150	>	TrackedCallable callable = null;
151	>	Future f = se.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
152	>	shouldThrow();
153	>	} catch(NullPointerException success){}
154	>	catch(Exception e){
155	>	unexpectedException();
156	>	}
157	>	joinPool(se);
158		}
159	<
159	>
160		/**
161	<	*  Test to verify scheduleAtFixedRate(Runnable, long, long, TimeUnit) throws
162	<	*  RejectedExecutionException.
163	<	*  This occurs on an attempt to schedule a task on a shutdown executor
164	<	*/
165	<	public void testScheduleAtFixedRate1_RejectedExecutionException(){
212	<	try{
213	<	ScheduledExecutor se = new ScheduledExecutor(1);
161	>	* execute throws RejectedExecutionException if shutdown
162	>	*/
163	>	public void testSchedule1_RejectedExecutionException() {
164	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
165	>	try {
166		se.shutdown();
167	<	se.scheduleAtFixedRate(new Runnable(){
168	<	public void run(){}
169	<	}, 100, 100, TimeUnit.SECONDS);
170	<	fail("should throw");
171	<	}catch(RejectedExecutionException e){}
167	>	se.schedule(new NoOpRunnable(),
168	>	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
169	>	shouldThrow();
170	>	} catch(RejectedExecutionException success){
171	>	}
172	>	joinPool(se);
173	>
174		}
175	<
175	>
176		/**
177	<	*  Test to verify scheduleAtFixedRate(Runnable, long, long, TimeUnit) throws
178	<	*  RejectedExecutionException.
179	<	*  This occurs on an attempt to schedule a task on a shutdown executor
180	<	*/
181	<	public void testScheduleAtFixedRate2_RejectedExecutionException(){
228	<	try{
229	<	ScheduledExecutor se = new ScheduledExecutor(1);
177	>	* schedule throws RejectedExecutionException if shutdown
178	>	*/
179	>	public void testSchedule2_RejectedExecutionException() {
180	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
181	>	try {
182		se.shutdown();
183	<	se.scheduleAtFixedRate(new Runnable(){
184	<	public void run(){}
185	<	},  1, 100, TimeUnit.SECONDS);
186	<	fail("should throw");
187	<	}catch(RejectedExecutionException e){}
183	>	se.schedule(new NoOpCallable(),
184	>	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
185	>	shouldThrow();
186	>	} catch(RejectedExecutionException success){
187	>	}
188	>	joinPool(se);
189		}
190
191		/**
192	<	*  Test to verify scheduleWithFixedDelay(Runnable, long, long, TimeUnit) throws
240	<	*  RejectedExecutionException.
241	<	*  This occurs on an attempt to schedule a task on a shutdown executor
192	>	* schedule callable throws RejectedExecutionException if shutdown
193		*/
194	<	public void testScheduleWithFixedDelay1_RejectedExecutionException(){
195	<	try{
196	<	ScheduledExecutor se = new ScheduledExecutor(1);
194	>	public void testSchedule3_RejectedExecutionException() {
195	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
196	>	try {
197		se.shutdown();
198	<	se.scheduleWithFixedDelay(new Runnable(){
199	<	public void run(){}
200	<	}, 100, 100, TimeUnit.SECONDS);
201	<	fail("should throw");
202	<	}catch(RejectedExecutionException e){}
198	>	se.schedule(new NoOpCallable(),
199	>	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
200	>	shouldThrow();
201	>	} catch(RejectedExecutionException success){
202	>	}
203	>	joinPool(se);
204		}
205
206		/**
207	<	*  Test to verify scheduleWithFixedDelay(Runnable, long, long, TimeUnit) throws
256	<	*  RejectedExecutionException.
257	<	*  This occurs on an attempt to schedule a task on a shutdown executor
207	>	*  scheduleAtFixedRate throws RejectedExecutionException if shutdown
208		*/
209	<	public void testScheduleWithFixedDelay2_RejectedExecutionException(){
210	<	try{
211	<	ScheduledExecutor se = new ScheduledExecutor(1);
209	>	public void testScheduleAtFixedRate1_RejectedExecutionException() {
210	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
211	>	try {
212		se.shutdown();
213	<	se.scheduleWithFixedDelay(new Runnable(){
214	<	public void run(){}
215	<	},  1, 100, TimeUnit.SECONDS);
216	<	fail("should throw");
217	<	}catch(RejectedExecutionException e){}
213	>	se.scheduleAtFixedRate(new NoOpRunnable(),
214	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
215	>	shouldThrow();
216	>	} catch(RejectedExecutionException success){
217	>	}
218	>	joinPool(se);
219		}
220	<
220	>
221		/**
222	<	*  Test to verify execute throws RejectedExecutionException
272	<	*  This occurs on an attempt to schedule a task on a shutdown executor
222	>	* scheduleWithFixedDelay throws RejectedExecutionException if shutdown
223		*/
224	<	public void testExecute_RejectedExecutionException(){
225	<	try{
226	<	ScheduledExecutor se = new ScheduledExecutor(1);
224	>	public void testScheduleWithFixedDelay1_RejectedExecutionException() {
225	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
226	>	try {
227		se.shutdown();
228	<	se.execute(new Runnable(){
229	<	public void run(){}
230	<	});
231	<	fail("should throw");
232	<	}catch(RejectedExecutionException e){}
228	>	se.scheduleWithFixedDelay(new NoOpRunnable(),
229	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
230	>	shouldThrow();
231	>	} catch(RejectedExecutionException success){
232	>	}
233	>	joinPool(se);
234		}
235
285	–
286	–
236		/**
237	<	*  Test to verify getActiveCount gives correct values
238	<	*/
239	<	public void testGetActiveCount(){
240	<	ScheduledExecutor two = new ScheduledExecutor(2);
237	>	*  getActiveCount increases but doesn't overestimate, when a
238	>	*  thread becomes active
239	>	*/
240	>	public void testGetActiveCount() {
241	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
242	>	assertEquals(0, p2.getActiveCount());
243	>	p2.execute(new SmallRunnable());
244		try {
245	<	assertEquals(0, two.getActiveCount());
246	<	two.execute(newRunnable());
247	<	try{
296	<	Thread.sleep(SHORT_DELAY_MS/2);
297	<	} catch(Exception e){
298	<	fail("unexpected exception");
299	<	}
300	<	assertEquals(1, two.getActiveCount());
301	<	} finally {
302	<	two.shutdown();
245	>	Thread.sleep(SHORT_DELAY_MS);
246	>	} catch(Exception e){
247	>	unexpectedException();
248		}
249	+	assertEquals(1, p2.getActiveCount());
250	+	joinPool(p2);
251		}
252
253		/**
254	<	*  Test to verify getCompleteTaskCount gives correct values
254	>	*    getCompletedTaskCount increases, but doesn't overestimate,
255	>	*   when tasks complete
256		*/
257	<	public void testGetCompletedTaskCount(){
258	<	ScheduledExecutor two = new ScheduledExecutor(2);
257	>	public void testGetCompletedTaskCount() {
258	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
259	>	assertEquals(0, p2.getCompletedTaskCount());
260	>	p2.execute(new SmallRunnable());
261		try {
262	<	assertEquals(0, two.getCompletedTaskCount());
263	<	two.execute(newRunnable());
264	<	try{
315	<	Thread.sleep(MEDIUM_DELAY_MS);
316	<	} catch(Exception e){
317	<	fail("unexpected exception");
318	<	}
319	<	assertEquals(1, two.getCompletedTaskCount());
320	<	} finally {
321	<	two.shutdown();
262	>	Thread.sleep(MEDIUM_DELAY_MS);
263	>	} catch(Exception e){
264	>	unexpectedException();
265		}
266	+	assertEquals(1, p2.getCompletedTaskCount());
267	+	joinPool(p2);
268		}
269
270		/**
271	<	*  Test to verify getCorePoolSize gives correct values
271	>	*  getCorePoolSize returns size given in constructor if not otherwise set
272		*/
273	<	public void testGetCorePoolSize(){
274	<	ScheduledExecutor one = new ScheduledExecutor(1);
275	<	try {
276	<	assertEquals(1, one.getCorePoolSize());
332	<	} finally {
333	<	one.shutdown();
334	<	}
273	>	public void testGetCorePoolSize() {
274	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
275	>	assertEquals(1, p1.getCorePoolSize());
276	>	joinPool(p1);
277		}
278
279		/**
280	<	*  Test to verify getLargestPoolSize gives correct values
280	>	*    getLargestPoolSize increases, but doesn't overestimate, when
281	>	*   multiple threads active
282		*/
283	<	public void testGetLargestPoolSize(){
284	<	ScheduledExecutor two = new ScheduledExecutor(2);
283	>	public void testGetLargestPoolSize() {
284	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
285	>	assertEquals(0, p2.getLargestPoolSize());
286	>	p2.execute(new SmallRunnable());
287	>	p2.execute(new SmallRunnable());
288		try {
289	<	assertEquals(0, two.getLargestPoolSize());
290	<	two.execute(newRunnable());
291	<	two.execute(newRunnable());
346	<	try{
347	<	Thread.sleep(SHORT_DELAY_MS);
348	<	} catch(Exception e){
349	<	fail("unexpected exception");
350	<	}
351	<	assertEquals(2, two.getLargestPoolSize());
352	<	} finally {
353	<	two.shutdown();
289	>	Thread.sleep(SHORT_DELAY_MS);
290	>	} catch(Exception e){
291	>	unexpectedException();
292		}
293	+	assertEquals(2, p2.getLargestPoolSize());
294	+	joinPool(p2);
295		}
296
297		/**
298	<	*  Test to verify getPoolSize gives correct values
298	>	*   getPoolSize increases, but doesn't overestimate, when threads
299	>	*   become active
300		*/
301	<	public void testGetPoolSize(){
302	<	ScheduledExecutor one = new ScheduledExecutor(1);
303	<	try {
304	<	assertEquals(0, one.getPoolSize());
305	<	one.execute(newRunnable());
306	<	assertEquals(1, one.getPoolSize());
366	<	} finally {
367	<	one.shutdown();
368	<	}
301	>	public void testGetPoolSize() {
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
309		/**
310	<	*  Test to verify getTaskCount gives correct values
310	>	*    getTaskCount increases, but doesn't overestimate, when tasks
311	>	*    submitted
312		*/
313	<	public void testGetTaskCount(){
314	<	ScheduledExecutor one = new ScheduledExecutor(1);
313	>	public void testGetTaskCount() {
314	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
315	>	assertEquals(0, p1.getTaskCount());
316	>	for(int i = 0; i < 5; i++)
317	>	p1.execute(new SmallRunnable());
318		try {
319	<	assertEquals(0, one.getTaskCount());
320	<	for(int i = 0; i < 5; i++)
321	<	one.execute(newRunnable());
322	<	try{
323	<	Thread.sleep(SHORT_DELAY_MS);
324	<	} catch(Exception e){
325	<	fail("unexpected exception");
326	<	}
327	<	assertEquals(5, one.getTaskCount());
319	>	Thread.sleep(SHORT_DELAY_MS);
320	>	} catch(Exception e){
321	>	unexpectedException();
322	>	}
323	>	assertEquals(5, p1.getTaskCount());
324	>	joinPool(p1);
325	>	}
326	>
327	>	/**
328	>	* getThreadFactory returns factory in constructor if not set
329	>	*/
330	>	public void testGetThreadFactory() {
331	>	ThreadFactory tf = new SimpleThreadFactory();
332	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
333	>	assertSame(tf, p.getThreadFactory());
334	>	p.shutdown();
335	>	joinPool(p);
336	>	}
337	>
338	>	/**
339	>	* setThreadFactory sets the thread factory returned by getThreadFactory
340	>	*/
341	>	public void testSetThreadFactory() {
342	>	ThreadFactory tf = new SimpleThreadFactory();
343	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
344	>	p.setThreadFactory(tf);
345	>	assertSame(tf, p.getThreadFactory());
346	>	p.shutdown();
347	>	joinPool(p);
348	>	}
349	>
350	>	/**
351	>	* setThreadFactory(null) throws NPE
352	>	*/
353	>	public void testSetThreadFactoryNull() {
354	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
355	>	try {
356	>	p.setThreadFactory(null);
357	>	shouldThrow();
358	>	} catch (NullPointerException success) {
359		} finally {
360	<	one.shutdown();
360	>	joinPool(p);
361		}
362		}
363
364		/**
365	<	*  Test to verify isShutDown gives correct values
365	>	*   is isShutDown is false before shutdown, true after
366		*/
367	<	public void testIsShutdown(){
367	>	public void testIsShutdown() {
368
369	<	ScheduledExecutor one = new ScheduledExecutor(1);
369	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
370		try {
371	<	assertFalse(one.isShutdown());
371	>	assertFalse(p1.isShutdown());
372		}
373		finally {
374	<	one.shutdown();
374	>	p1.shutdown();
375		}
376	<	assertTrue(one.isShutdown());
376	>	assertTrue(p1.isShutdown());
377		}
378
379
380		/**
381	<	*  Test to verify isTerminated gives correct values
409	<	*  Makes sure termination does not take an innapropriate
410	<	*  amount of time
381	>	*   isTerminated is false before termination, true after
382		*/
383	<	public void testIsTerminated(){
384	<	ScheduledExecutor one = new ScheduledExecutor(1);
383	>	public void testIsTerminated() {
384	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
385		try {
386	<	one.execute(newRunnable());
386	>	p1.execute(new SmallRunnable());
387		} finally {
388	<	one.shutdown();
388	>	p1.shutdown();
389		}
390	<	boolean flag = false;
391	<	try{
392	<	flag = one.awaitTermination(10, TimeUnit.SECONDS);
390	>	try {
391	>	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
392	>	assertTrue(p1.isTerminated());
393		} catch(Exception e){
394	<	fail("unexpected exception");
394	>	unexpectedException();
395		}
425	–	assertTrue(one.isTerminated());
426	–	if(!flag)
427	–	fail("ThreadPoolExecutor - thread pool did not terminate within suitable timeframe");
396		}
397
398		/**
399	<	*  Test to verify that purge correctly removes cancelled tasks
432	<	*  from the queue
399	>	*  isTerminating is not true when running or when terminated
400		*/
401	<	public void testPurge(){
402	<	ScheduledExecutor one = new ScheduledExecutor(1);
401	>	public void testIsTerminating() {
402	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
403	>	assertFalse(p1.isTerminating());
404		try {
405	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
406	<	for(int i = 0; i < 5; i++){
407	<	tasks[i] = one.schedule(newRunnable(), 1, TimeUnit.MILLISECONDS);
408	<	}
409	<	int max = 5;
410	<	if (tasks[4].cancel(true)) --max;
411	<	if (tasks[3].cancel(true)) --max;
412	<	one.purge();
413	<	long count = one.getTaskCount();
414	<	assertTrue(count > 0 && count <= max);
405	>	p1.execute(new SmallRunnable());
406	>	assertFalse(p1.isTerminating());
407	>	} finally {
408	>	p1.shutdown();
409	>	}
410	>	try {
411	>	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
412	>	assertTrue(p1.isTerminated());
413	>	assertFalse(p1.isTerminating());
414	>	} catch(Exception e){
415	>	unexpectedException();
416	>	}
417	>	}
418	>
419	>	/**
420	>	* getQueue returns the work queue, which contains queued tasks
421	>	*/
422	>	public void testGetQueue() {
423	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
424	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
425	>	for(int i = 0; i < 5; i++){
426	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
427	>	}
428	>	try {
429	>	Thread.sleep(SHORT_DELAY_MS);
430	>	BlockingQueue<Runnable> q = p1.getQueue();
431	>	assertTrue(q.contains(tasks[4]));
432	>	assertFalse(q.contains(tasks[0]));
433	>	p1.shutdownNow();
434	>	} catch(Exception e) {
435	>	unexpectedException();
436		} finally {
437	<	one.shutdown();
437	>	joinPool(p1);
438		}
439		}
440
441		/**
442	<	*  Test to verify shutDownNow returns a list
454	<	*  containing the correct number of elements
442	>	* remove(task) removes queued task, and fails to remove active task
443		*/
444	<	public void testShutDownNow(){
445	<	ScheduledExecutor one = new ScheduledExecutor(1);
444	>	public void testRemove() {
445	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
446	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
447	>	for(int i = 0; i < 5; i++){
448	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
449	>	}
450	>	try {
451	>	Thread.sleep(SHORT_DELAY_MS);
452	>	BlockingQueue<Runnable> q = p1.getQueue();
453	>	assertFalse(p1.remove((Runnable)tasks[0]));
454	>	assertTrue(q.contains((Runnable)tasks[4]));
455	>	assertTrue(q.contains((Runnable)tasks[3]));
456	>	assertTrue(p1.remove((Runnable)tasks[4]));
457	>	assertFalse(p1.remove((Runnable)tasks[4]));
458	>	assertFalse(q.contains((Runnable)tasks[4]));
459	>	assertTrue(q.contains((Runnable)tasks[3]));
460	>	assertTrue(p1.remove((Runnable)tasks[3]));
461	>	assertFalse(q.contains((Runnable)tasks[3]));
462	>	p1.shutdownNow();
463	>	} catch(Exception e) {
464	>	unexpectedException();
465	>	} finally {
466	>	joinPool(p1);
467	>	}
468	>	}
469	>
470	>	/**
471	>	*  purge removes cancelled tasks from the queue
472	>	*/
473	>	public void testPurge() {
474	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
475	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
476	>	for(int i = 0; i < 5; i++){
477	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
478	>	}
479	>	int max = 5;
480	>	if (tasks[4].cancel(true)) --max;
481	>	if (tasks[3].cancel(true)) --max;
482	>	p1.purge();
483	>	long count = p1.getTaskCount();
484	>	assertTrue(count > 0 && count <= max);
485	>	joinPool(p1);
486	>	}
487	>
488	>	/**
489	>	*  shutDownNow returns a list containing tasks that were not run
490	>	*/
491	>	public void testShutDownNow() {
492	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
493		for(int i = 0; i < 5; i++)
494	<	one.schedule(newRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
495	<	List l = one.shutdownNow();
496	<	assertTrue(one.isShutdown());
494	>	p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
495	>	List l = p1.shutdownNow();
496	>	assertTrue(p1.isShutdown());
497		assertTrue(l.size() > 0 && l.size() <= 5);
498	+	joinPool(p1);
499		}
500
501	<	public void testShutDown1(){
501	>	/**
502	>	* In default setting, shutdown cancels periodic but not delayed
503	>	* tasks at shutdown
504	>	*/
505	>	public void testShutDown1() {
506		try {
507	<	ScheduledExecutor one = new ScheduledExecutor(1);
508	<	assertTrue(one.getExecuteExistingDelayedTasksAfterShutdownPolicy());
509	<	assertFalse(one.getContinueExistingPeriodicTasksAfterShutdownPolicy());
507	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
508	>	assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
509	>	assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
510
511	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
511	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
512		for(int i = 0; i < 5; i++)
513	<	tasks[i] = one.schedule(newNoopRunnable(), SHORT_DELAY_MS/2, TimeUnit.MILLISECONDS);
514	<	one.shutdown();
515	<	BlockingQueue q = one.getQueue();
513	>	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
514	>	p1.shutdown();
515	>	BlockingQueue q = p1.getQueue();
516		for (Iterator it = q.iterator(); it.hasNext();) {
517	<	ScheduledCancellable t = (ScheduledCancellable)it.next();
517	>	ScheduledFuture t = (ScheduledFuture)it.next();
518		assertFalse(t.isCancelled());
519		}
520	<	assertTrue(one.isShutdown());
521	<	Thread.sleep(SHORT_DELAY_MS);
520	>	assertTrue(p1.isShutdown());
521	>	Thread.sleep(SMALL_DELAY_MS);
522		for (int i = 0; i < 5; ++i) {
523		assertTrue(tasks[i].isDone());
524		assertFalse(tasks[i].isCancelled());
#	Line 486 | Line 526 | public class ScheduledExecutorTest exten
526
527		}
528		catch(Exception ex) {
529	<	fail("unexpected exception");
529	>	unexpectedException();
530		}
531		}
532
533
534	<	public void testShutDown2(){
534	>	/**
535	>	* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
536	>	* delayed tasks are cancelled at shutdown
537	>	*/
538	>	public void testShutDown2() {
539		try {
540	<	ScheduledExecutor one = new ScheduledExecutor(1);
541	<	one.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
542	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
540	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
541	>	p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
542	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
543		for(int i = 0; i < 5; i++)
544	<	tasks[i] = one.schedule(newNoopRunnable(), SHORT_DELAY_MS/2, TimeUnit.MILLISECONDS);
545	<	one.shutdown();
546	<	assertTrue(one.isShutdown());
547	<	BlockingQueue q = one.getQueue();
544	>	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
545	>	p1.shutdown();
546	>	assertTrue(p1.isShutdown());
547	>	BlockingQueue q = p1.getQueue();
548		assertTrue(q.isEmpty());
549	<	Thread.sleep(SHORT_DELAY_MS);
550	<	assertTrue(one.isTerminated());
549	>	Thread.sleep(SMALL_DELAY_MS);
550	>	assertTrue(p1.isTerminated());
551		}
552		catch(Exception ex) {
553	<	fail("unexpected exception");
553	>	unexpectedException();
554		}
555		}
556
557
558	<	public void testShutDown3(){
558	>	/**
559	>	* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
560	>	* periodic tasks are not cancelled at shutdown
561	>	*/
562	>	public void testShutDown3() {
563		try {
564	<	ScheduledExecutor one = new ScheduledExecutor(1);
565	<	one.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
566	<	ScheduledCancellable task =
567	<	one.scheduleAtFixedRate(newNoopRunnable(), 5, 5, TimeUnit.MILLISECONDS);
568	<	one.shutdown();
569	<	assertTrue(one.isShutdown());
570	<	BlockingQueue q = one.getQueue();
564	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
565	>	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
566	>	ScheduledFuture task =
567	>	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
568	>	p1.shutdown();
569	>	assertTrue(p1.isShutdown());
570	>	BlockingQueue q = p1.getQueue();
571		assertTrue(q.isEmpty());
572		Thread.sleep(SHORT_DELAY_MS);
573	<	assertTrue(one.isTerminated());
573	>	assertTrue(p1.isTerminated());
574		}
575		catch(Exception ex) {
576	<	fail("unexpected exception");
576	>	unexpectedException();
577		}
578		}
579
580	<	public void testShutDown4(){
581	<	ScheduledExecutor one = new ScheduledExecutor(1);
580	>	/**
581	>	* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
582	>	* periodic tasks are cancelled at shutdown
583	>	*/
584	>	public void testShutDown4() {
585	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
586		try {
587	<	one.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
588	<	ScheduledCancellable task =
589	<	one.scheduleAtFixedRate(newNoopRunnable(), 5, 5, TimeUnit.MILLISECONDS);
587	>	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
588	>	ScheduledFuture task =
589	>	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
590		assertFalse(task.isCancelled());
591	<	one.shutdown();
591	>	p1.shutdown();
592		assertFalse(task.isCancelled());
593	<	assertFalse(one.isTerminated());
594	<	assertTrue(one.isShutdown());
593	>	assertFalse(p1.isTerminated());
594	>	assertTrue(p1.isShutdown());
595		Thread.sleep(SHORT_DELAY_MS);
596		assertFalse(task.isCancelled());
597		task.cancel(true);
598		assertTrue(task.isCancelled());
599		Thread.sleep(SHORT_DELAY_MS);
600	<	assertTrue(one.isTerminated());
600	>	assertTrue(p1.isTerminated());
601		}
602		catch(Exception ex) {
603	<	fail("unexpected exception");
603	>	unexpectedException();
604		}
605		finally {
606	<	one.shutdownNow();
606	>	p1.shutdownNow();
607	>	}
608	>	}
609	>
610	>	/**
611	>	* completed submit of callable returns result
612	>	*/
613	>	public void testSubmitCallable() {
614	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
615	>	try {
616	>	Future<String> future = e.submit(new StringTask());
617	>	String result = future.get();
618	>	assertSame(TEST_STRING, result);
619	>	}
620	>	catch (ExecutionException ex) {
621	>	unexpectedException();
622	>	}
623	>	catch (InterruptedException ex) {
624	>	unexpectedException();
625	>	} finally {
626	>	joinPool(e);
627	>	}
628	>	}
629	>
630	>	/**
631	>	* completed submit of runnable returns successfully
632	>	*/
633	>	public void testSubmitRunnable() {
634	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
635	>	try {
636	>	Future<?> future = e.submit(new NoOpRunnable());
637	>	future.get();
638	>	assertTrue(future.isDone());
639	>	}
640	>	catch (ExecutionException ex) {
641	>	unexpectedException();
642	>	}
643	>	catch (InterruptedException ex) {
644	>	unexpectedException();
645	>	} finally {
646	>	joinPool(e);
647	>	}
648	>	}
649	>
650	>	/**
651	>	* completed submit of (runnable, result) returns result
652	>	*/
653	>	public void testSubmitRunnable2() {
654	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
655	>	try {
656	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
657	>	String result = future.get();
658	>	assertSame(TEST_STRING, result);
659	>	}
660	>	catch (ExecutionException ex) {
661	>	unexpectedException();
662	>	}
663	>	catch (InterruptedException ex) {
664	>	unexpectedException();
665	>	} finally {
666	>	joinPool(e);
667	>	}
668	>	}
669	>
670	>
671	>
672	>
673	>
674	>	/**
675	>	* invokeAny(null) throws NPE
676	>	*/
677	>	public void testInvokeAny1() {
678	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
679	>	try {
680	>	e.invokeAny(null);
681	>	} catch (NullPointerException success) {
682	>	} catch(Exception ex) {
683	>	unexpectedException();
684	>	} finally {
685	>	joinPool(e);
686	>	}
687	>	}
688	>
689	>	/**
690	>	* invokeAny(empty collection) throws IAE
691	>	*/
692	>	public void testInvokeAny2() {
693	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
694	>	try {
695	>	e.invokeAny(new ArrayList<Callable<String>>());
696	>	} catch (IllegalArgumentException success) {
697	>	} catch(Exception ex) {
698	>	unexpectedException();
699	>	} finally {
700	>	joinPool(e);
701	>	}
702	>	}
703	>
704	>	/**
705	>	* invokeAny(c) throws NPE if c has null elements
706	>	*/
707	>	public void testInvokeAny3() {
708	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
709	>	try {
710	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
711	>	l.add(new StringTask());
712	>	l.add(null);
713	>	e.invokeAny(l);
714	>	} catch (NullPointerException success) {
715	>	} catch(Exception ex) {
716	>	unexpectedException();
717	>	} finally {
718	>	joinPool(e);
719	>	}
720	>	}
721	>
722	>	/**
723	>	* invokeAny(c) throws ExecutionException if no task completes
724	>	*/
725	>	public void testInvokeAny4() {
726	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
727	>	try {
728	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
729	>	l.add(new NPETask());
730	>	e.invokeAny(l);
731	>	} catch (ExecutionException success) {
732	>	} catch(Exception ex) {
733	>	unexpectedException();
734	>	} finally {
735	>	joinPool(e);
736	>	}
737	>	}
738	>
739	>	/**
740	>	* invokeAny(c) returns result of some task
741	>	*/
742	>	public void testInvokeAny5() {
743	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
744	>	try {
745	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
746	>	l.add(new StringTask());
747	>	l.add(new StringTask());
748	>	String result = e.invokeAny(l);
749	>	assertSame(TEST_STRING, result);
750	>	} catch (ExecutionException success) {
751	>	} catch(Exception ex) {
752	>	unexpectedException();
753	>	} finally {
754	>	joinPool(e);
755	>	}
756	>	}
757	>
758	>	/**
759	>	* invokeAll(null) throws NPE
760	>	*/
761	>	public void testInvokeAll1() {
762	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
763	>	try {
764	>	e.invokeAll(null);
765	>	} catch (NullPointerException success) {
766	>	} catch(Exception ex) {
767	>	unexpectedException();
768	>	} finally {
769	>	joinPool(e);
770	>	}
771	>	}
772	>
773	>	/**
774	>	* invokeAll(empty collection) returns empty collection
775	>	*/
776	>	public void testInvokeAll2() {
777	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
778	>	try {
779	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
780	>	assertTrue(r.isEmpty());
781	>	} catch(Exception ex) {
782	>	unexpectedException();
783	>	} finally {
784	>	joinPool(e);
785	>	}
786	>	}
787	>
788	>	/**
789	>	* invokeAll(c) throws NPE if c has null elements
790	>	*/
791	>	public void testInvokeAll3() {
792	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
793	>	try {
794	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
795	>	l.add(new StringTask());
796	>	l.add(null);
797	>	e.invokeAll(l);
798	>	} catch (NullPointerException success) {
799	>	} catch(Exception ex) {
800	>	unexpectedException();
801	>	} finally {
802	>	joinPool(e);
803	>	}
804	>	}
805	>
806	>	/**
807	>	* get of invokeAll(c) throws exception on failed task
808	>	*/
809	>	public void testInvokeAll4() {
810	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
811	>	try {
812	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
813	>	l.add(new NPETask());
814	>	List<Future<String>> result = e.invokeAll(l);
815	>	assertEquals(1, result.size());
816	>	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
817	>	it.next().get();
818	>	} catch(ExecutionException success) {
819	>	} catch(Exception ex) {
820	>	unexpectedException();
821	>	} finally {
822	>	joinPool(e);
823	>	}
824	>	}
825	>
826	>	/**
827	>	* invokeAll(c) returns results of all completed tasks
828	>	*/
829	>	public void testInvokeAll5() {
830	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
831	>	try {
832	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
833	>	l.add(new StringTask());
834	>	l.add(new StringTask());
835	>	List<Future<String>> result = e.invokeAll(l);
836	>	assertEquals(2, result.size());
837	>	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
838	>	assertSame(TEST_STRING, it.next().get());
839	>	} catch (ExecutionException success) {
840	>	} catch(Exception ex) {
841	>	unexpectedException();
842	>	} finally {
843	>	joinPool(e);
844	>	}
845	>	}
846	>
847	>	/**
848	>	* timed invokeAny(null) throws NPE
849	>	*/
850	>	public void testTimedInvokeAny1() {
851	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
852	>	try {
853	>	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
854	>	} catch (NullPointerException success) {
855	>	} catch(Exception ex) {
856	>	unexpectedException();
857	>	} finally {
858	>	joinPool(e);
859	>	}
860	>	}
861	>
862	>	/**
863	>	* timed invokeAny(,,null) throws NPE
864	>	*/
865	>	public void testTimedInvokeAnyNullTimeUnit() {
866	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
867	>	try {
868	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
869	>	l.add(new StringTask());
870	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
871	>	} catch (NullPointerException success) {
872	>	} catch(Exception ex) {
873	>	unexpectedException();
874	>	} finally {
875	>	joinPool(e);
876		}
877		}
878
879	+	/**
880	+	* timed invokeAny(empty collection) throws IAE
881	+	*/
882	+	public void testTimedInvokeAny2() {
883	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
884	+	try {
885	+	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
886	+	} catch (IllegalArgumentException success) {
887	+	} catch(Exception ex) {
888	+	unexpectedException();
889	+	} finally {
890	+	joinPool(e);
891	+	}
892	+	}
893	+
894	+	/**
895	+	* timed invokeAny(c) throws NPE if c has null elements
896	+	*/
897	+	public void testTimedInvokeAny3() {
898	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
899	+	try {
900	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
901	+	l.add(new StringTask());
902	+	l.add(null);
903	+	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
904	+	} catch (NullPointerException success) {
905	+	} catch(Exception ex) {
906	+	ex.printStackTrace();
907	+	unexpectedException();
908	+	} finally {
909	+	joinPool(e);
910	+	}
911	+	}
912	+
913	+	/**
914	+	* timed invokeAny(c) throws ExecutionException if no task completes
915	+	*/
916	+	public void testTimedInvokeAny4() {
917	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
918	+	try {
919	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
920	+	l.add(new NPETask());
921	+	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
922	+	} catch(ExecutionException success) {
923	+	} catch(Exception ex) {
924	+	unexpectedException();
925	+	} finally {
926	+	joinPool(e);
927	+	}
928	+	}
929	+
930	+	/**
931	+	* timed invokeAny(c) returns result of some task
932	+	*/
933	+	public void testTimedInvokeAny5() {
934	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
935	+	try {
936	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
937	+	l.add(new StringTask());
938	+	l.add(new StringTask());
939	+	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
940	+	assertSame(TEST_STRING, result);
941	+	} catch (ExecutionException success) {
942	+	} catch(Exception ex) {
943	+	unexpectedException();
944	+	} finally {
945	+	joinPool(e);
946	+	}
947	+	}
948	+
949	+	/**
950	+	* timed invokeAll(null) throws NPE
951	+	*/
952	+	public void testTimedInvokeAll1() {
953	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
954	+	try {
955	+	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
956	+	} catch (NullPointerException success) {
957	+	} catch(Exception ex) {
958	+	unexpectedException();
959	+	} finally {
960	+	joinPool(e);
961	+	}
962	+	}
963	+
964	+	/**
965	+	* timed invokeAll(,,null) throws NPE
966	+	*/
967	+	public void testTimedInvokeAllNullTimeUnit() {
968	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
969	+	try {
970	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
971	+	l.add(new StringTask());
972	+	e.invokeAll(l, MEDIUM_DELAY_MS, null);
973	+	} catch (NullPointerException success) {
974	+	} catch(Exception ex) {
975	+	unexpectedException();
976	+	} finally {
977	+	joinPool(e);
978	+	}
979	+	}
980	+
981	+	/**
982	+	* timed invokeAll(empty collection) returns empty collection
983	+	*/
984	+	public void testTimedInvokeAll2() {
985	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
986	+	try {
987	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
988	+	assertTrue(r.isEmpty());
989	+	} catch(Exception ex) {
990	+	unexpectedException();
991	+	} finally {
992	+	joinPool(e);
993	+	}
994	+	}
995	+
996	+	/**
997	+	* timed invokeAll(c) throws NPE if c has null elements
998	+	*/
999	+	public void testTimedInvokeAll3() {
1000	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1001	+	try {
1002	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1003	+	l.add(new StringTask());
1004	+	l.add(null);
1005	+	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1006	+	} catch (NullPointerException success) {
1007	+	} catch(Exception ex) {
1008	+	unexpectedException();
1009	+	} finally {
1010	+	joinPool(e);
1011	+	}
1012	+	}
1013	+
1014	+	/**
1015	+	* get of element of invokeAll(c) throws exception on failed task
1016	+	*/
1017	+	public void testTimedInvokeAll4() {
1018	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1019	+	try {
1020	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1021	+	l.add(new NPETask());
1022	+	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1023	+	assertEquals(1, result.size());
1024	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1025	+	it.next().get();
1026	+	} catch(ExecutionException success) {
1027	+	} catch(Exception ex) {
1028	+	unexpectedException();
1029	+	} finally {
1030	+	joinPool(e);
1031	+	}
1032	+	}
1033	+
1034	+	/**
1035	+	* timed invokeAll(c) returns results of all completed tasks
1036	+	*/
1037	+	public void testTimedInvokeAll5() {
1038	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1039	+	try {
1040	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1041	+	l.add(new StringTask());
1042	+	l.add(new StringTask());
1043	+	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1044	+	assertEquals(2, result.size());
1045	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1046	+	assertSame(TEST_STRING, it.next().get());
1047	+	} catch (ExecutionException success) {
1048	+	} catch(Exception ex) {
1049	+	unexpectedException();
1050	+	} finally {
1051	+	joinPool(e);
1052	+	}
1053	+	}
1054	+
1055	+	/**
1056	+	* timed invokeAll(c) cancels tasks not completed by timeout
1057	+	*/
1058	+	public void testTimedInvokeAll6() {
1059	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1060	+	try {
1061	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1062	+	l.add(new StringTask());
1063	+	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1064	+	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
1065	+	assertEquals(2, result.size());
1066	+	Iterator<Future<String>> it = result.iterator();
1067	+	Future<String> f1 = it.next();
1068	+	Future<String> f2 = it.next();
1069	+	assertTrue(f1.isDone());
1070	+	assertFalse(f1.isCancelled());
1071	+	assertTrue(f2.isDone());
1072	+	assertTrue(f2.isCancelled());
1073	+	} catch(Exception ex) {
1074	+	unexpectedException();
1075	+	} finally {
1076	+	joinPool(e);
1077	+	}
1078	+	}
1079	+
1080	+
1081		}

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