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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 1.18 by dl, Wed Jan 21 01:47:07 2004 UTC

#	Line 1 | Line 1
1		/*
2	<	* Written by members of JCP JSR-166 Expert Group and released to the
3	<	* public domain. Use, modify, and redistribute this code in any way
4	<	* without acknowledgement. Other contributors include Andrew Wright,
5	<	* Jeffrey Hayes, Pat Fischer, Mike Judd.
2	>	* Written by Doug Lea with assistance from members of JCP JSR-166
3	>	* Expert Group and released to the public domain, as explained at
4	>	* http://creativecommons.org/licenses/publicdomain
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9		import junit.framework.*;
10		import java.util.*;
11		import java.util.concurrent.*;
12	+	import java.util.concurrent.atomic.*;
13
14	<	public class ScheduledExecutorTest extends TestCase{
13	<
14	<	boolean flag = false;
15	<
14	>	public class ScheduledExecutorTest extends JSR166TestCase {
15		public static void main(String[] args) {
16		junit.textui.TestRunner.run (suite());
17		}
19	–
20	–
18		public static Test suite() {
19		return new TestSuite(ScheduledExecutorTest.class);
20		}
21
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	–	}
22
23		/**
24	<	*  Test to verify execute successfully runs the given Runnable
25	<	*/
26	<	public void testExecute(){
27	<	try{
28	<	MyRunnable runnable =new MyRunnable();
29	<	ScheduledExecutor one = new ScheduledExecutor(1);
30	<	one.execute(runnable);
31	<	Thread.sleep(SHORT_DELAY_MS/2);
32	<	assertTrue(runnable.waiting);
33	<	one.shutdown();
34	<	try{
24	>	* execute successfully executes a runnable
25	>	*/
26	>	public void testExecute() {
27	>	try {
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	>	try {
35		Thread.sleep(MEDIUM_DELAY_MS);
36		} catch(InterruptedException e){
37	<	fail("unexpected exception");
37	>	unexpectedException();
38		}
88	–	assertFalse(runnable.waiting);
39		assertTrue(runnable.done);
40	<	one.shutdown();
40	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
41	>	joinPool(p1);
42		}
43		catch(Exception e){
44	<	fail("unexpected exception");
44	>	unexpectedException();
45		}
46	+
47		}
48
49	+
50		/**
51	<	*  Test to verify schedule successfully runs the given Callable.
99	<	*  The waiting flag shows that the Callable is not started until
100	<	*  immediately.
51	>	* delayed schedule of callable successfully executes after delay
52		*/
53	<	public void testSchedule1(){
54	<	try{
55	<	MyCallable callable = new MyCallable();
56	<	ScheduledExecutor one = new ScheduledExecutor(1);
57	<	Future f = one.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
58	<	assertTrue(callable.waiting);
53	>	public void testSchedule1() {
54	>	try {
55	>	TrackedCallable callable = new TrackedCallable();
56	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
57	>	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
58	>	assertFalse(callable.done);
59		Thread.sleep(MEDIUM_DELAY_MS);
60		assertTrue(callable.done);
61		assertEquals(Boolean.TRUE, f.get());
62	<	one.shutdown();
63	<	}catch(RejectedExecutionException e){}
62	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
63	>	joinPool(p1);
64	>	} catch(RejectedExecutionException e){}
65		catch(Exception e){
66	<	fail("unexpected exception");
66	>	e.printStackTrace();
67	>	unexpectedException();
68		}
69		}
70
71		/**
72	<	*  Another version of schedule, only using Runnable instead of Callable
72	>	*  delayed schedule of runnable successfully executes after delay
73		*/
74	<	public void testSchedule3(){
75	<	try{
76	<	MyRunnable runnable = new MyRunnable();
77	<	ScheduledExecutor one = new ScheduledExecutor(1);
78	<	one.schedule(runnable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
79	<	Thread.sleep(SHORT_DELAY_MS/2);
80	<	assertTrue(runnable.waiting);
74	>	public void testSchedule3() {
75	>	try {
76	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
77	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
78	>	p1.schedule(runnable, SMALL_DELAY_MS, TimeUnit.MILLISECONDS);
79	>	Thread.sleep(SHORT_DELAY_MS);
80	>	assertFalse(runnable.done);
81		Thread.sleep(MEDIUM_DELAY_MS);
82		assertTrue(runnable.done);
83	<	one.shutdown();
83	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
84	>	joinPool(p1);
85		} catch(Exception e){
86	<	fail("unexpected exception");
86	>	unexpectedException();
87		}
88		}
89
90		/**
91	<	*  The final version of schedule, using both long, TimeUnit and Runnable
91	>	* scheduleAtFixedRate executes runnable after given initial delay
92		*/
93	<	public void testSchedule4(){
94	<	try{
95	<	MyRunnable runnable = new MyRunnable();
96	<	ScheduledExecutor one = new ScheduledExecutor(1);
97	<	one.schedule(runnable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
98	<	//      Thread.sleep(505);
145	<	assertTrue(runnable.waiting);
93	>	public void testSchedule4() {
94	>	try {
95	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
96	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
97	>	ScheduledFuture h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
98	>	assertFalse(runnable.done);
99		Thread.sleep(MEDIUM_DELAY_MS);
100		assertTrue(runnable.done);
101	<	one.shutdown();
101	>	h.cancel(true);
102	>	joinPool(p1);
103		} catch(Exception e){
104	<	fail("unexpected exception");
104	>	unexpectedException();
105		}
106		}
107	<
108	<
109	<	// exception tests
107	>
108	>	static class RunnableCounter implements Runnable {
109	>	AtomicInteger count = new AtomicInteger(0);
110	>	public void run() { count.getAndIncrement(); }
111	>	}
112
113		/**
114	<	*  Test to verify schedule(Runnable, long) throws RejectedExecutionException
159	<	*  This occurs on an attempt to schedule a task on a shutdown executor
114	>	* scheduleWithFixedDelay executes runnable after given initial delay
115		*/
116	<	public void testSchedule1_RejectedExecutionException(){
117	<	try{
118	<	ScheduledExecutor se = new ScheduledExecutor(1);
119	<	se.shutdown();
120	<	se.schedule(new Runnable(){
121	<	public void run(){}
122	<	}, 10000, TimeUnit.MILLISECONDS);
123	<	fail("shoud throw");
124	<	}catch(RejectedExecutionException e){}
116	>	public void testSchedule5() {
117	>	try {
118	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
119	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
120	>	ScheduledFuture h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
121	>	assertFalse(runnable.done);
122	>	Thread.sleep(MEDIUM_DELAY_MS);
123	>	assertTrue(runnable.done);
124	>	h.cancel(true);
125	>	joinPool(p1);
126	>	} catch(Exception e){
127	>	unexpectedException();
128	>	}
129	>	}
130	>
131	>	/**
132	>	* scheduleAtFixedRate executes series of tasks at given rate
133	>	*/
134	>	public void testFixedRateSequence() {
135	>	try {
136	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
137	>	RunnableCounter counter = new RunnableCounter();
138	>	ScheduledFuture h =
139	>	p1.scheduleAtFixedRate(counter, 0, 1, TimeUnit.MILLISECONDS);
140	>	Thread.sleep(SMALL_DELAY_MS);
141	>	h.cancel(true);
142	>	int c = counter.count.get();
143	>	// By time scaling conventions, we must have at least
144	>	// an execution per SHORT delay, but no more than one SHORT more
145	>	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
146	>	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
147	>	assertTrue(h.isDone());
148	>	joinPool(p1);
149	>	} catch(Exception e){
150	>	unexpectedException();
151	>	}
152		}
153
154		/**
155	<	*  Test to verify schedule(Callable, long, TimeUnit) throws RejectedExecutionException
174	<	*  This occurs on an attempt to schedule a task on a shutdown executor
155	>	* scheduleWithFixedDelay executes series of tasks with given period
156		*/
157	<	public void testSchedule2_RejectedExecutionException(){
158	<	try{
159	<	ScheduledExecutor se = new ScheduledExecutor(1);
160	<	se.shutdown();
161	<	se.schedule(new Callable(){
162	<	public Object call(){
163	<	return Boolean.TRUE;
164	<	}
165	<	}, (long)100, TimeUnit.SECONDS);
166	<	fail("should throw");
167	<	}catch(RejectedExecutionException e){}
157	>	public void testFixedDelaySequence() {
158	>	try {
159	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
160	>	RunnableCounter counter = new RunnableCounter();
161	>	ScheduledFuture h =
162	>	p1.scheduleWithFixedDelay(counter, 0, 1, TimeUnit.MILLISECONDS);
163	>	Thread.sleep(SMALL_DELAY_MS);
164	>	h.cancel(true);
165	>	int c = counter.count.get();
166	>	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
167	>	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
168	>	assertTrue(h.isDone());
169	>	joinPool(p1);
170	>	} catch(Exception e){
171	>	unexpectedException();
172	>	}
173		}
174
175	+
176		/**
177	<	*  Test to verify schedule(Callable, long) throws RejectedExecutionException
178	<	*  This occurs on an attempt to schedule a task on a shutdown executor
179	<	*/
180	<	public void testSchedule3_RejectedExecutionException(){
181	<	try{
182	<	ScheduledExecutor se = new ScheduledExecutor(1);
183	<	se.shutdown();
184	<	se.schedule(new Callable(){
185	<	public Object call(){
186	<	return Boolean.TRUE;
187	<	}
188	<	},  10000, TimeUnit.MILLISECONDS);
189	<	fail("should throw");
190	<	}catch(RejectedExecutionException e){}
177	>	*  execute (null) throws NPE
178	>	*/
179	>	public void testExecuteNull() {
180	>	ScheduledThreadPoolExecutor se = null;
181	>	try {
182	>	se = new ScheduledThreadPoolExecutor(1);
183	>	se.execute(null);
184	>	shouldThrow();
185	>	} catch(NullPointerException success){}
186	>	catch(Exception e){
187	>	unexpectedException();
188	>	}
189	>
190	>	joinPool(se);
191		}
192
193		/**
194	<	*  Test to verify scheduleAtFixedRate(Runnable, long, long, TimeUnit) throws
195	<	*  RejectedExecutionException.
196	<	*  This occurs on an attempt to schedule a task on a shutdown executor
197	<	*/
198	<	public void testScheduleAtFixedRate1_RejectedExecutionException(){
199	<	try{
200	<	ScheduledExecutor se = new ScheduledExecutor(1);
201	<	se.shutdown();
202	<	se.scheduleAtFixedRate(new Runnable(){
203	<	public void run(){}
204	<	}, 100, 100, TimeUnit.SECONDS);
205	<	fail("should throw");
206	<	}catch(RejectedExecutionException e){}
194	>	* schedule (null) throws NPE
195	>	*/
196	>	public void testScheduleNull() {
197	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
198	>	try {
199	>	TrackedCallable callable = null;
200	>	Future f = se.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
201	>	shouldThrow();
202	>	} catch(NullPointerException success){}
203	>	catch(Exception e){
204	>	unexpectedException();
205	>	}
206	>	joinPool(se);
207		}
208	<
208	>
209		/**
210	<	*  Test to verify scheduleAtFixedRate(Runnable, long, long, TimeUnit) throws
211	<	*  RejectedExecutionException.
212	<	*  This occurs on an attempt to schedule a task on a shutdown executor
213	<	*/
214	<	public void testScheduleAtFixedRate2_RejectedExecutionException(){
228	<	try{
229	<	ScheduledExecutor se = new ScheduledExecutor(1);
210	>	* execute throws RejectedExecutionException if shutdown
211	>	*/
212	>	public void testSchedule1_RejectedExecutionException() {
213	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
214	>	try {
215		se.shutdown();
216	<	se.scheduleAtFixedRate(new Runnable(){
217	<	public void run(){}
218	<	},  1, 100, TimeUnit.SECONDS);
219	<	fail("should throw");
220	<	}catch(RejectedExecutionException e){}
216	>	se.schedule(new NoOpRunnable(),
217	>	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
218	>	shouldThrow();
219	>	} catch(RejectedExecutionException success){
220	>	} catch (SecurityException ok) {
221	>	}
222	>
223	>	joinPool(se);
224	>
225		}
226
227		/**
228	<	*  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
228	>	* schedule throws RejectedExecutionException if shutdown
229		*/
230	<	public void testScheduleWithFixedDelay1_RejectedExecutionException(){
231	<	try{
232	<	ScheduledExecutor se = new ScheduledExecutor(1);
230	>	public void testSchedule2_RejectedExecutionException() {
231	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
232	>	try {
233		se.shutdown();
234	<	se.scheduleWithFixedDelay(new Runnable(){
235	<	public void run(){}
236	<	}, 100, 100, TimeUnit.SECONDS);
237	<	fail("should throw");
238	<	}catch(RejectedExecutionException e){}
234	>	se.schedule(new NoOpCallable(),
235	>	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
236	>	shouldThrow();
237	>	} catch(RejectedExecutionException success){
238	>	} catch (SecurityException ok) {
239	>	}
240	>	joinPool(se);
241		}
242
243		/**
244	<	*  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
244	>	* schedule callable throws RejectedExecutionException if shutdown
245		*/
246	<	public void testScheduleWithFixedDelay2_RejectedExecutionException(){
247	<	try{
248	<	ScheduledExecutor se = new ScheduledExecutor(1);
246	>	public void testSchedule3_RejectedExecutionException() {
247	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
248	>	try {
249		se.shutdown();
250	<	se.scheduleWithFixedDelay(new Runnable(){
251	<	public void run(){}
252	<	},  1, 100, TimeUnit.SECONDS);
253	<	fail("should throw");
254	<	}catch(RejectedExecutionException e){}
250	>	se.schedule(new NoOpCallable(),
251	>	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
252	>	shouldThrow();
253	>	} catch(RejectedExecutionException success){
254	>	} catch (SecurityException ok) {
255	>	}
256	>	joinPool(se);
257		}
258
259		/**
260	<	*  Test to verify execute throws RejectedExecutionException
272	<	*  This occurs on an attempt to schedule a task on a shutdown executor
260	>	*  scheduleAtFixedRate throws RejectedExecutionException if shutdown
261		*/
262	<	public void testExecute_RejectedExecutionException(){
263	<	try{
264	<	ScheduledExecutor se = new ScheduledExecutor(1);
262	>	public void testScheduleAtFixedRate1_RejectedExecutionException() {
263	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
264	>	try {
265		se.shutdown();
266	<	se.execute(new Runnable(){
267	<	public void run(){}
268	<	});
269	<	fail("should throw");
270	<	}catch(RejectedExecutionException e){}
266	>	se.scheduleAtFixedRate(new NoOpRunnable(),
267	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
268	>	shouldThrow();
269	>	} catch(RejectedExecutionException success){
270	>	} catch (SecurityException ok) {
271	>	}
272	>	joinPool(se);
273		}
274	<
285	<
286	<
274	>
275		/**
276	<	*  Test to verify getActiveCount gives correct values
276	>	* scheduleWithFixedDelay throws RejectedExecutionException if shutdown
277		*/
278	<	public void testGetActiveCount(){
279	<	ScheduledExecutor two = new ScheduledExecutor(2);
278	>	public void testScheduleWithFixedDelay1_RejectedExecutionException() {
279	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
280		try {
281	<	assertEquals(0, two.getActiveCount());
282	<	two.execute(newRunnable());
283	<	try{
284	<	Thread.sleep(SHORT_DELAY_MS/2);
285	<	} catch(Exception e){
286	<	fail("unexpected exception");
287	<	}
288	<	assertEquals(1, two.getActiveCount());
289	<	} finally {
290	<	two.shutdown();
281	>	se.shutdown();
282	>	se.scheduleWithFixedDelay(new NoOpRunnable(),
283	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
284	>	shouldThrow();
285	>	} catch(RejectedExecutionException success){
286	>	} catch (SecurityException ok) {
287	>	}
288	>	joinPool(se);
289	>	}
290	>
291	>	/**
292	>	*  getActiveCount increases but doesn't overestimate, when a
293	>	*  thread becomes active
294	>	*/
295	>	public void testGetActiveCount() {
296	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
297	>	assertEquals(0, p2.getActiveCount());
298	>	p2.execute(new SmallRunnable());
299	>	try {
300	>	Thread.sleep(SHORT_DELAY_MS);
301	>	} catch(Exception e){
302	>	unexpectedException();
303		}
304	+	assertEquals(1, p2.getActiveCount());
305	+	joinPool(p2);
306		}
307
308		/**
309	<	*  Test to verify getCompleteTaskCount gives correct values
309	>	*    getCompletedTaskCount increases, but doesn't overestimate,
310	>	*   when tasks complete
311		*/
312	<	public void testGetCompletedTaskCount(){
313	<	ScheduledExecutor two = new ScheduledExecutor(2);
312	>	public void testGetCompletedTaskCount() {
313	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
314	>	assertEquals(0, p2.getCompletedTaskCount());
315	>	p2.execute(new SmallRunnable());
316		try {
317	<	assertEquals(0, two.getCompletedTaskCount());
318	<	two.execute(newRunnable());
319	<	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();
317	>	Thread.sleep(MEDIUM_DELAY_MS);
318	>	} catch(Exception e){
319	>	unexpectedException();
320		}
321	+	assertEquals(1, p2.getCompletedTaskCount());
322	+	joinPool(p2);
323		}
324
325		/**
326	<	*  Test to verify getCorePoolSize gives correct values
326	>	*  getCorePoolSize returns size given in constructor if not otherwise set
327		*/
328	<	public void testGetCorePoolSize(){
329	<	ScheduledExecutor one = new ScheduledExecutor(1);
330	<	try {
331	<	assertEquals(1, one.getCorePoolSize());
332	<	} finally {
333	<	one.shutdown();
334	<	}
328	>	public void testGetCorePoolSize() {
329	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
330	>	assertEquals(1, p1.getCorePoolSize());
331	>	joinPool(p1);
332		}
333
334		/**
335	<	*  Test to verify getLargestPoolSize gives correct values
335	>	*    getLargestPoolSize increases, but doesn't overestimate, when
336	>	*   multiple threads active
337		*/
338	<	public void testGetLargestPoolSize(){
339	<	ScheduledExecutor two = new ScheduledExecutor(2);
338	>	public void testGetLargestPoolSize() {
339	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
340	>	assertEquals(0, p2.getLargestPoolSize());
341	>	p2.execute(new SmallRunnable());
342	>	p2.execute(new SmallRunnable());
343		try {
344	<	assertEquals(0, two.getLargestPoolSize());
345	<	two.execute(newRunnable());
346	<	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();
344	>	Thread.sleep(SHORT_DELAY_MS);
345	>	} catch(Exception e){
346	>	unexpectedException();
347		}
348	+	assertEquals(2, p2.getLargestPoolSize());
349	+	joinPool(p2);
350		}
351
352		/**
353	<	*  Test to verify getPoolSize gives correct values
353	>	*   getPoolSize increases, but doesn't overestimate, when threads
354	>	*   become active
355		*/
356	<	public void testGetPoolSize(){
357	<	ScheduledExecutor one = new ScheduledExecutor(1);
358	<	try {
359	<	assertEquals(0, one.getPoolSize());
360	<	one.execute(newRunnable());
361	<	assertEquals(1, one.getPoolSize());
366	<	} finally {
367	<	one.shutdown();
368	<	}
356	>	public void testGetPoolSize() {
357	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
358	>	assertEquals(0, p1.getPoolSize());
359	>	p1.execute(new SmallRunnable());
360	>	assertEquals(1, p1.getPoolSize());
361	>	joinPool(p1);
362		}
363
364		/**
365	<	*  Test to verify getTaskCount gives correct values
365	>	*    getTaskCount increases, but doesn't overestimate, when tasks
366	>	*    submitted
367		*/
368	<	public void testGetTaskCount(){
369	<	ScheduledExecutor one = new ScheduledExecutor(1);
368	>	public void testGetTaskCount() {
369	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
370	>	assertEquals(0, p1.getTaskCount());
371	>	for(int i = 0; i < 5; i++)
372	>	p1.execute(new SmallRunnable());
373		try {
374	<	assertEquals(0, one.getTaskCount());
375	<	for(int i = 0; i < 5; i++)
376	<	one.execute(newRunnable());
377	<	try{
378	<	Thread.sleep(SHORT_DELAY_MS);
379	<	} catch(Exception e){
380	<	fail("unexpected exception");
381	<	}
382	<	assertEquals(5, one.getTaskCount());
374	>	Thread.sleep(SHORT_DELAY_MS);
375	>	} catch(Exception e){
376	>	unexpectedException();
377	>	}
378	>	assertEquals(5, p1.getTaskCount());
379	>	joinPool(p1);
380	>	}
381	>
382	>	/**
383	>	* getThreadFactory returns factory in constructor if not set
384	>	*/
385	>	public void testGetThreadFactory() {
386	>	ThreadFactory tf = new SimpleThreadFactory();
387	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
388	>	assertSame(tf, p.getThreadFactory());
389	>	joinPool(p);
390	>	}
391	>
392	>	/**
393	>	* setThreadFactory sets the thread factory returned by getThreadFactory
394	>	*/
395	>	public void testSetThreadFactory() {
396	>	ThreadFactory tf = new SimpleThreadFactory();
397	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
398	>	p.setThreadFactory(tf);
399	>	assertSame(tf, p.getThreadFactory());
400	>	joinPool(p);
401	>	}
402	>
403	>	/**
404	>	* setThreadFactory(null) throws NPE
405	>	*/
406	>	public void testSetThreadFactoryNull() {
407	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
408	>	try {
409	>	p.setThreadFactory(null);
410	>	shouldThrow();
411	>	} catch (NullPointerException success) {
412		} finally {
413	<	one.shutdown();
413	>	joinPool(p);
414		}
415		}
416
417		/**
418	<	*  Test to verify isShutDown gives correct values
418	>	*   is isShutDown is false before shutdown, true after
419		*/
420	<	public void testIsShutdown(){
420	>	public void testIsShutdown() {
421
422	<	ScheduledExecutor one = new ScheduledExecutor(1);
422	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
423		try {
424	<	assertFalse(one.isShutdown());
424	>	assertFalse(p1.isShutdown());
425		}
426		finally {
427	<	one.shutdown();
427	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
428		}
429	<	assertTrue(one.isShutdown());
429	>	assertTrue(p1.isShutdown());
430		}
431
432
433		/**
434	<	*  Test to verify isTerminated gives correct values
409	<	*  Makes sure termination does not take an innapropriate
410	<	*  amount of time
434	>	*   isTerminated is false before termination, true after
435		*/
436	<	public void testIsTerminated(){
437	<	ScheduledExecutor one = new ScheduledExecutor(1);
436	>	public void testIsTerminated() {
437	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
438		try {
439	<	one.execute(newRunnable());
439	>	p1.execute(new SmallRunnable());
440		} finally {
441	<	one.shutdown();
441	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
442		}
443	<	boolean flag = false;
444	<	try{
445	<	flag = one.awaitTermination(10, TimeUnit.SECONDS);
443	>	try {
444	>	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
445	>	assertTrue(p1.isTerminated());
446		} catch(Exception e){
447	<	fail("unexpected exception");
447	>	unexpectedException();
448		}
425	–	assertTrue(one.isTerminated());
426	–	if(!flag)
427	–	fail("ThreadPoolExecutor - thread pool did not terminate within suitable timeframe");
449		}
450
451		/**
452	<	*  Test to verify that purge correctly removes cancelled tasks
432	<	*  from the queue
452	>	*  isTerminating is not true when running or when terminated
453		*/
454	<	public void testPurge(){
455	<	ScheduledExecutor one = new ScheduledExecutor(1);
454	>	public void testIsTerminating() {
455	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
456	>	assertFalse(p1.isTerminating());
457		try {
458	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
459	<	for(int i = 0; i < 5; i++){
439	<	tasks[i] = one.schedule(newRunnable(), 1, TimeUnit.MILLISECONDS);
440	<	}
441	<	int max = 5;
442	<	if (tasks[4].cancel(true)) --max;
443	<	if (tasks[3].cancel(true)) --max;
444	<	one.purge();
445	<	long count = one.getTaskCount();
446	<	assertTrue(count > 0 && count <= max);
458	>	p1.execute(new SmallRunnable());
459	>	assertFalse(p1.isTerminating());
460		} finally {
461	<	one.shutdown();
461	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
462		}
463	+	try {
464	+	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
465	+	assertTrue(p1.isTerminated());
466	+	assertFalse(p1.isTerminating());
467	+	} catch(Exception e){
468	+	unexpectedException();
469	+	}
470		}
471
472		/**
473	<	*  Test to verify shutDownNow returns a list
454	<	*  containing the correct number of elements
473	>	* getQueue returns the work queue, which contains queued tasks
474		*/
475	<	public void testShutDownNow(){
476	<	ScheduledExecutor one = new ScheduledExecutor(1);
475	>	public void testGetQueue() {
476	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
477	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
478	>	for(int i = 0; i < 5; i++){
479	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
480	>	}
481	>	try {
482	>	Thread.sleep(SHORT_DELAY_MS);
483	>	BlockingQueue<Runnable> q = p1.getQueue();
484	>	assertTrue(q.contains(tasks[4]));
485	>	assertFalse(q.contains(tasks[0]));
486	>	} catch(Exception e) {
487	>	unexpectedException();
488	>	} finally {
489	>	joinPool(p1);
490	>	}
491	>	}
492	>
493	>	/**
494	>	* remove(task) removes queued task, and fails to remove active task
495	>	*/
496	>	public void testRemove() {
497	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
498	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
499	>	for(int i = 0; i < 5; i++){
500	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
501	>	}
502	>	try {
503	>	Thread.sleep(SHORT_DELAY_MS);
504	>	BlockingQueue<Runnable> q = p1.getQueue();
505	>	assertFalse(p1.remove((Runnable)tasks[0]));
506	>	assertTrue(q.contains((Runnable)tasks[4]));
507	>	assertTrue(q.contains((Runnable)tasks[3]));
508	>	assertTrue(p1.remove((Runnable)tasks[4]));
509	>	assertFalse(p1.remove((Runnable)tasks[4]));
510	>	assertFalse(q.contains((Runnable)tasks[4]));
511	>	assertTrue(q.contains((Runnable)tasks[3]));
512	>	assertTrue(p1.remove((Runnable)tasks[3]));
513	>	assertFalse(q.contains((Runnable)tasks[3]));
514	>	} catch(Exception e) {
515	>	unexpectedException();
516	>	} finally {
517	>	joinPool(p1);
518	>	}
519	>	}
520	>
521	>	/**
522	>	*  purge removes cancelled tasks from the queue
523	>	*/
524	>	public void testPurge() {
525	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
526	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
527	>	for(int i = 0; i < 5; i++){
528	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
529	>	}
530	>	int max = 5;
531	>	if (tasks[4].cancel(true)) --max;
532	>	if (tasks[3].cancel(true)) --max;
533	>	p1.purge();
534	>	long count = p1.getTaskCount();
535	>	assertTrue(count > 0 && count <= max);
536	>	joinPool(p1);
537	>	}
538	>
539	>	/**
540	>	*  shutDownNow returns a list containing tasks that were not run
541	>	*/
542	>	public void testShutDownNow() {
543	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
544		for(int i = 0; i < 5; i++)
545	<	one.schedule(newRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
546	<	List l = one.shutdownNow();
547	<	assertTrue(one.isShutdown());
545	>	p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
546	>	List l;
547	>	try {
548	>	l = p1.shutdownNow();
549	>	} catch (SecurityException ok) {
550	>	return;
551	>	}
552	>	assertTrue(p1.isShutdown());
553		assertTrue(l.size() > 0 && l.size() <= 5);
554	+	joinPool(p1);
555		}
556
557	<	public void testShutDown1(){
557	>	/**
558	>	* In default setting, shutdown cancels periodic but not delayed
559	>	* tasks at shutdown
560	>	*/
561	>	public void testShutDown1() {
562		try {
563	<	ScheduledExecutor one = new ScheduledExecutor(1);
564	<	assertTrue(one.getExecuteExistingDelayedTasksAfterShutdownPolicy());
565	<	assertFalse(one.getContinueExistingPeriodicTasksAfterShutdownPolicy());
563	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
564	>	assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
565	>	assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
566
567	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
567	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
568		for(int i = 0; i < 5; i++)
569	<	tasks[i] = one.schedule(newNoopRunnable(), SHORT_DELAY_MS/2, TimeUnit.MILLISECONDS);
570	<	one.shutdown();
571	<	BlockingQueue q = one.getQueue();
569	>	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
570	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
571	>	BlockingQueue q = p1.getQueue();
572		for (Iterator it = q.iterator(); it.hasNext();) {
573	<	ScheduledCancellable t = (ScheduledCancellable)it.next();
573	>	ScheduledFuture t = (ScheduledFuture)it.next();
574		assertFalse(t.isCancelled());
575		}
576	<	assertTrue(one.isShutdown());
577	<	Thread.sleep(SHORT_DELAY_MS);
576	>	assertTrue(p1.isShutdown());
577	>	Thread.sleep(SMALL_DELAY_MS);
578		for (int i = 0; i < 5; ++i) {
579		assertTrue(tasks[i].isDone());
580		assertFalse(tasks[i].isCancelled());
#	Line 486 | Line 582 | public class ScheduledExecutorTest exten
582
583		}
584		catch(Exception ex) {
585	<	fail("unexpected exception");
585	>	unexpectedException();
586		}
587		}
588
589
590	<	public void testShutDown2(){
590	>	/**
591	>	* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
592	>	* delayed tasks are cancelled at shutdown
593	>	*/
594	>	public void testShutDown2() {
595		try {
596	<	ScheduledExecutor one = new ScheduledExecutor(1);
597	<	one.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
598	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
596	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
597	>	p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
598	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
599		for(int i = 0; i < 5; i++)
600	<	tasks[i] = one.schedule(newNoopRunnable(), SHORT_DELAY_MS/2, TimeUnit.MILLISECONDS);
601	<	one.shutdown();
602	<	assertTrue(one.isShutdown());
603	<	BlockingQueue q = one.getQueue();
600	>	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
601	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
602	>	assertTrue(p1.isShutdown());
603	>	BlockingQueue q = p1.getQueue();
604		assertTrue(q.isEmpty());
605	<	Thread.sleep(SHORT_DELAY_MS);
606	<	assertTrue(one.isTerminated());
605	>	Thread.sleep(SMALL_DELAY_MS);
606	>	assertTrue(p1.isTerminated());
607		}
608		catch(Exception ex) {
609	<	fail("unexpected exception");
609	>	unexpectedException();
610		}
611		}
612
613
614	<	public void testShutDown3(){
614	>	/**
615	>	* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
616	>	* periodic tasks are not cancelled at shutdown
617	>	*/
618	>	public void testShutDown3() {
619		try {
620	<	ScheduledExecutor one = new ScheduledExecutor(1);
621	<	one.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
622	<	ScheduledCancellable task =
623	<	one.scheduleAtFixedRate(newNoopRunnable(), 5, 5, TimeUnit.MILLISECONDS);
624	<	one.shutdown();
625	<	assertTrue(one.isShutdown());
626	<	BlockingQueue q = one.getQueue();
620	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
621	>	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
622	>	ScheduledFuture task =
623	>	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
624	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
625	>	assertTrue(p1.isShutdown());
626	>	BlockingQueue q = p1.getQueue();
627		assertTrue(q.isEmpty());
628		Thread.sleep(SHORT_DELAY_MS);
629	<	assertTrue(one.isTerminated());
629	>	assertTrue(p1.isTerminated());
630		}
631		catch(Exception ex) {
632	<	fail("unexpected exception");
632	>	unexpectedException();
633		}
634		}
635
636	<	public void testShutDown4(){
637	<	ScheduledExecutor one = new ScheduledExecutor(1);
636	>	/**
637	>	* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
638	>	* periodic tasks are cancelled at shutdown
639	>	*/
640	>	public void testShutDown4() {
641	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
642		try {
643	<	one.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
644	<	ScheduledCancellable task =
645	<	one.scheduleAtFixedRate(newNoopRunnable(), 5, 5, TimeUnit.MILLISECONDS);
643	>	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
644	>	ScheduledFuture task =
645	>	p1.scheduleAtFixedRate(new NoOpRunnable(), 1, 1, TimeUnit.MILLISECONDS);
646		assertFalse(task.isCancelled());
647	<	one.shutdown();
647	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
648		assertFalse(task.isCancelled());
649	<	assertFalse(one.isTerminated());
650	<	assertTrue(one.isShutdown());
649	>	assertFalse(p1.isTerminated());
650	>	assertTrue(p1.isShutdown());
651		Thread.sleep(SHORT_DELAY_MS);
652		assertFalse(task.isCancelled());
653	<	task.cancel(true);
654	<	assertTrue(task.isCancelled());
653	>	assertTrue(task.cancel(true));
654	>	assertTrue(task.isDone());
655		Thread.sleep(SHORT_DELAY_MS);
656	<	assertTrue(one.isTerminated());
656	>	assertTrue(p1.isTerminated());
657		}
658		catch(Exception ex) {
659	<	fail("unexpected exception");
659	>	unexpectedException();
660		}
661	<	finally {
662	<	one.shutdownNow();
661	>	finally {
662	>	joinPool(p1);
663	>	}
664	>	}
665	>
666	>	/**
667	>	* completed submit of callable returns result
668	>	*/
669	>	public void testSubmitCallable() {
670	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
671	>	try {
672	>	Future<String> future = e.submit(new StringTask());
673	>	String result = future.get();
674	>	assertSame(TEST_STRING, result);
675	>	}
676	>	catch (ExecutionException ex) {
677	>	unexpectedException();
678	>	}
679	>	catch (InterruptedException ex) {
680	>	unexpectedException();
681	>	} finally {
682	>	joinPool(e);
683	>	}
684	>	}
685	>
686	>	/**
687	>	* completed submit of runnable returns successfully
688	>	*/
689	>	public void testSubmitRunnable() {
690	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
691	>	try {
692	>	Future<?> future = e.submit(new NoOpRunnable());
693	>	future.get();
694	>	assertTrue(future.isDone());
695	>	}
696	>	catch (ExecutionException ex) {
697	>	unexpectedException();
698	>	}
699	>	catch (InterruptedException ex) {
700	>	unexpectedException();
701	>	} finally {
702	>	joinPool(e);
703	>	}
704	>	}
705	>
706	>	/**
707	>	* completed submit of (runnable, result) returns result
708	>	*/
709	>	public void testSubmitRunnable2() {
710	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
711	>	try {
712	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
713	>	String result = future.get();
714	>	assertSame(TEST_STRING, result);
715	>	}
716	>	catch (ExecutionException ex) {
717	>	unexpectedException();
718	>	}
719	>	catch (InterruptedException ex) {
720	>	unexpectedException();
721	>	} finally {
722	>	joinPool(e);
723	>	}
724	>	}
725	>
726	>	/**
727	>	* invokeAny(null) throws NPE
728	>	*/
729	>	public void testInvokeAny1() {
730	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
731	>	try {
732	>	e.invokeAny(null);
733	>	} catch (NullPointerException success) {
734	>	} catch(Exception ex) {
735	>	unexpectedException();
736	>	} finally {
737	>	joinPool(e);
738	>	}
739	>	}
740	>
741	>	/**
742	>	* invokeAny(empty collection) throws IAE
743	>	*/
744	>	public void testInvokeAny2() {
745	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
746	>	try {
747	>	e.invokeAny(new ArrayList<Callable<String>>());
748	>	} catch (IllegalArgumentException success) {
749	>	} catch(Exception ex) {
750	>	unexpectedException();
751	>	} finally {
752	>	joinPool(e);
753	>	}
754	>	}
755	>
756	>	/**
757	>	* invokeAny(c) throws NPE if c has null elements
758	>	*/
759	>	public void testInvokeAny3() {
760	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
761	>	try {
762	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
763	>	l.add(new StringTask());
764	>	l.add(null);
765	>	e.invokeAny(l);
766	>	} catch (NullPointerException success) {
767	>	} catch(Exception ex) {
768	>	unexpectedException();
769	>	} finally {
770	>	joinPool(e);
771	>	}
772	>	}
773	>
774	>	/**
775	>	* invokeAny(c) throws ExecutionException if no task completes
776	>	*/
777	>	public void testInvokeAny4() {
778	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
779	>	try {
780	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
781	>	l.add(new NPETask());
782	>	e.invokeAny(l);
783	>	} catch (ExecutionException success) {
784	>	} catch(Exception ex) {
785	>	unexpectedException();
786	>	} finally {
787	>	joinPool(e);
788	>	}
789	>	}
790	>
791	>	/**
792	>	* invokeAny(c) returns result of some task
793	>	*/
794	>	public void testInvokeAny5() {
795	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
796	>	try {
797	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
798	>	l.add(new StringTask());
799	>	l.add(new StringTask());
800	>	String result = e.invokeAny(l);
801	>	assertSame(TEST_STRING, result);
802	>	} catch (ExecutionException success) {
803	>	} catch(Exception ex) {
804	>	unexpectedException();
805	>	} finally {
806	>	joinPool(e);
807	>	}
808	>	}
809	>
810	>	/**
811	>	* invokeAll(null) throws NPE
812	>	*/
813	>	public void testInvokeAll1() {
814	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
815	>	try {
816	>	e.invokeAll(null);
817	>	} catch (NullPointerException success) {
818	>	} catch(Exception ex) {
819	>	unexpectedException();
820	>	} finally {
821	>	joinPool(e);
822		}
823		}
824
825	+	/**
826	+	* invokeAll(empty collection) returns empty collection
827	+	*/
828	+	public void testInvokeAll2() {
829	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
830	+	try {
831	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
832	+	assertTrue(r.isEmpty());
833	+	} catch(Exception ex) {
834	+	unexpectedException();
835	+	} finally {
836	+	joinPool(e);
837	+	}
838	+	}
839	+
840	+	/**
841	+	* invokeAll(c) throws NPE if c has null elements
842	+	*/
843	+	public void testInvokeAll3() {
844	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
845	+	try {
846	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
847	+	l.add(new StringTask());
848	+	l.add(null);
849	+	e.invokeAll(l);
850	+	} catch (NullPointerException success) {
851	+	} catch(Exception ex) {
852	+	unexpectedException();
853	+	} finally {
854	+	joinPool(e);
855	+	}
856	+	}
857	+
858	+	/**
859	+	* get of invokeAll(c) throws exception on failed task
860	+	*/
861	+	public void testInvokeAll4() {
862	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
863	+	try {
864	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
865	+	l.add(new NPETask());
866	+	List<Future<String>> result = e.invokeAll(l);
867	+	assertEquals(1, result.size());
868	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
869	+	it.next().get();
870	+	} catch(ExecutionException success) {
871	+	} catch(Exception ex) {
872	+	unexpectedException();
873	+	} finally {
874	+	joinPool(e);
875	+	}
876	+	}
877	+
878	+	/**
879	+	* invokeAll(c) returns results of all completed tasks
880	+	*/
881	+	public void testInvokeAll5() {
882	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
883	+	try {
884	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
885	+	l.add(new StringTask());
886	+	l.add(new StringTask());
887	+	List<Future<String>> result = e.invokeAll(l);
888	+	assertEquals(2, result.size());
889	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
890	+	assertSame(TEST_STRING, it.next().get());
891	+	} catch (ExecutionException success) {
892	+	} catch(Exception ex) {
893	+	unexpectedException();
894	+	} finally {
895	+	joinPool(e);
896	+	}
897	+	}
898	+
899	+	/**
900	+	* timed invokeAny(null) throws NPE
901	+	*/
902	+	public void testTimedInvokeAny1() {
903	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
904	+	try {
905	+	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
906	+	} catch (NullPointerException success) {
907	+	} catch(Exception ex) {
908	+	unexpectedException();
909	+	} finally {
910	+	joinPool(e);
911	+	}
912	+	}
913	+
914	+	/**
915	+	* timed invokeAny(,,null) throws NPE
916	+	*/
917	+	public void testTimedInvokeAnyNullTimeUnit() {
918	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
919	+	try {
920	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
921	+	l.add(new StringTask());
922	+	e.invokeAny(l, MEDIUM_DELAY_MS, null);
923	+	} catch (NullPointerException success) {
924	+	} catch(Exception ex) {
925	+	unexpectedException();
926	+	} finally {
927	+	joinPool(e);
928	+	}
929	+	}
930	+
931	+	/**
932	+	* timed invokeAny(empty collection) throws IAE
933	+	*/
934	+	public void testTimedInvokeAny2() {
935	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
936	+	try {
937	+	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
938	+	} catch (IllegalArgumentException success) {
939	+	} catch(Exception ex) {
940	+	unexpectedException();
941	+	} finally {
942	+	joinPool(e);
943	+	}
944	+	}
945	+
946	+	/**
947	+	* timed invokeAny(c) throws NPE if c has null elements
948	+	*/
949	+	public void testTimedInvokeAny3() {
950	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
951	+	try {
952	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
953	+	l.add(new StringTask());
954	+	l.add(null);
955	+	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
956	+	} catch (NullPointerException success) {
957	+	} catch(Exception ex) {
958	+	ex.printStackTrace();
959	+	unexpectedException();
960	+	} finally {
961	+	joinPool(e);
962	+	}
963	+	}
964	+
965	+	/**
966	+	* timed invokeAny(c) throws ExecutionException if no task completes
967	+	*/
968	+	public void testTimedInvokeAny4() {
969	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
970	+	try {
971	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
972	+	l.add(new NPETask());
973	+	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
974	+	} catch(ExecutionException success) {
975	+	} catch(Exception ex) {
976	+	unexpectedException();
977	+	} finally {
978	+	joinPool(e);
979	+	}
980	+	}
981	+
982	+	/**
983	+	* timed invokeAny(c) returns result of some task
984	+	*/
985	+	public void testTimedInvokeAny5() {
986	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
987	+	try {
988	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
989	+	l.add(new StringTask());
990	+	l.add(new StringTask());
991	+	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
992	+	assertSame(TEST_STRING, result);
993	+	} catch (ExecutionException success) {
994	+	} catch(Exception ex) {
995	+	unexpectedException();
996	+	} finally {
997	+	joinPool(e);
998	+	}
999	+	}
1000	+
1001	+	/**
1002	+	* timed invokeAll(null) throws NPE
1003	+	*/
1004	+	public void testTimedInvokeAll1() {
1005	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1006	+	try {
1007	+	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1008	+	} catch (NullPointerException success) {
1009	+	} catch(Exception ex) {
1010	+	unexpectedException();
1011	+	} finally {
1012	+	joinPool(e);
1013	+	}
1014	+	}
1015	+
1016	+	/**
1017	+	* timed invokeAll(,,null) throws NPE
1018	+	*/
1019	+	public void testTimedInvokeAllNullTimeUnit() {
1020	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1021	+	try {
1022	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1023	+	l.add(new StringTask());
1024	+	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1025	+	} catch (NullPointerException success) {
1026	+	} catch(Exception ex) {
1027	+	unexpectedException();
1028	+	} finally {
1029	+	joinPool(e);
1030	+	}
1031	+	}
1032	+
1033	+	/**
1034	+	* timed invokeAll(empty collection) returns empty collection
1035	+	*/
1036	+	public void testTimedInvokeAll2() {
1037	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1038	+	try {
1039	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1040	+	assertTrue(r.isEmpty());
1041	+	} catch(Exception ex) {
1042	+	unexpectedException();
1043	+	} finally {
1044	+	joinPool(e);
1045	+	}
1046	+	}
1047	+
1048	+	/**
1049	+	* timed invokeAll(c) throws NPE if c has null elements
1050	+	*/
1051	+	public void testTimedInvokeAll3() {
1052	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1053	+	try {
1054	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1055	+	l.add(new StringTask());
1056	+	l.add(null);
1057	+	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1058	+	} catch (NullPointerException success) {
1059	+	} catch(Exception ex) {
1060	+	unexpectedException();
1061	+	} finally {
1062	+	joinPool(e);
1063	+	}
1064	+	}
1065	+
1066	+	/**
1067	+	* get of element of invokeAll(c) throws exception on failed task
1068	+	*/
1069	+	public void testTimedInvokeAll4() {
1070	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1071	+	try {
1072	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1073	+	l.add(new NPETask());
1074	+	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1075	+	assertEquals(1, result.size());
1076	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1077	+	it.next().get();
1078	+	} catch(ExecutionException success) {
1079	+	} catch(Exception ex) {
1080	+	unexpectedException();
1081	+	} finally {
1082	+	joinPool(e);
1083	+	}
1084	+	}
1085	+
1086	+	/**
1087	+	* timed invokeAll(c) returns results of all completed tasks
1088	+	*/
1089	+	public void testTimedInvokeAll5() {
1090	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1091	+	try {
1092	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1093	+	l.add(new StringTask());
1094	+	l.add(new StringTask());
1095	+	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1096	+	assertEquals(2, result.size());
1097	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1098	+	assertSame(TEST_STRING, it.next().get());
1099	+	} catch (ExecutionException success) {
1100	+	} catch(Exception ex) {
1101	+	unexpectedException();
1102	+	} finally {
1103	+	joinPool(e);
1104	+	}
1105	+	}
1106	+
1107	+	/**
1108	+	* timed invokeAll(c) cancels tasks not completed by timeout
1109	+	*/
1110	+	public void testTimedInvokeAll6() {
1111	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1112	+	try {
1113	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1114	+	l.add(new StringTask());
1115	+	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1116	+	l.add(new StringTask());
1117	+	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
1118	+	assertEquals(3, result.size());
1119	+	Iterator<Future<String>> it = result.iterator();
1120	+	Future<String> f1 = it.next();
1121	+	Future<String> f2 = it.next();
1122	+	Future<String> f3 = it.next();
1123	+	assertTrue(f1.isDone());
1124	+	assertTrue(f2.isDone());
1125	+	assertTrue(f3.isDone());
1126	+	assertFalse(f1.isCancelled());
1127	+	assertTrue(f2.isCancelled());
1128	+	} catch(Exception ex) {
1129	+	unexpectedException();
1130	+	} finally {
1131	+	joinPool(e);
1132	+	}
1133	+	}
1134	+
1135	+
1136		}

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