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

Comparing jsr166/src/test/tck/ScheduledExecutorTest.java (file contents):
Revision 1.4 by dl, Sun Sep 14 20:42:40 2003 UTC vs.
Revision 1.10 by dl, Mon Dec 22 00:48:56 2003 UTC

#	Line 17 | Line 17 | public class ScheduledExecutorTest exten
17		return new TestSuite(ScheduledExecutorTest.class);
18		}
19
20	–	static class MyRunnable implements Runnable {
21	–	volatile boolean done = false;
22	–	public void run(){
23	–	try{
24	–	Thread.sleep(SMALL_DELAY_MS);
25	–	done = true;
26	–	} catch(Exception e){
27	–	}
28	–	}
29	–	}
20
21	<	static class MyCallable implements Callable {
22	<	volatile boolean done = false;
23	<	public Object call(){
24	<	try{
25	<	Thread.sleep(SMALL_DELAY_MS);
26	<	done = true;
27	<	}catch(Exception e){}
28	<	return Boolean.TRUE;
39	<	}
40	<	}
41	<
42	<	public void testExecute(){
43	<	try{
44	<	MyRunnable runnable =new MyRunnable();
45	<	ScheduledExecutor one = new ScheduledExecutor(1);
46	<	one.execute(runnable);
21	>	/**
22	>	* execute successfully executes a runnable
23	>	*/
24	>	public void testExecute() {
25	>	try {
26	>	TrackedShortRunnable runnable =new TrackedShortRunnable();
27	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
28	>	p1.execute(runnable);
29		assertFalse(runnable.done);
30		Thread.sleep(SHORT_DELAY_MS);
31	<	one.shutdown();
32	<	try{
31	>	p1.shutdown();
32	>	try {
33		Thread.sleep(MEDIUM_DELAY_MS);
34		} catch(InterruptedException e){
35	<	fail("unexpected exception");
35	>	unexpectedException();
36		}
37		assertTrue(runnable.done);
38	<	one.shutdown();
39	<	joinPool(one);
38	>	p1.shutdown();
39	>	joinPool(p1);
40		}
41		catch(Exception e){
42	<	fail("unexpected exception");
42	>	unexpectedException();
43		}
44
45		}
46
47	<	public void testSchedule1(){
48	<	try{
49	<	MyCallable callable = new MyCallable();
50	<	ScheduledExecutor one = new ScheduledExecutor(1);
51	<	Future f = one.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
47	>
48	>	/**
49	>	* delayed schedule of callable successfully executes after delay
50	>	*/
51	>	public void testSchedule1() {
52	>	try {
53	>	TrackedCallable callable = new TrackedCallable();
54	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
55	>	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
56		assertFalse(callable.done);
57		Thread.sleep(MEDIUM_DELAY_MS);
58		assertTrue(callable.done);
59		assertEquals(Boolean.TRUE, f.get());
60	<	one.shutdown();
61	<	joinPool(one);
62	<	}catch(RejectedExecutionException e){}
60	>	p1.shutdown();
61	>	joinPool(p1);
62	>	} catch(RejectedExecutionException e){}
63		catch(Exception e){
64	<	fail("unexpected exception");
64	>	e.printStackTrace();
65	>	unexpectedException();
66		}
67		}
68
69		/**
70	<	*  Another version of schedule, only using Runnable instead of Callable
70	>	*  delayed schedule of runnable successfully executes after delay
71		*/
72	<	public void testSchedule3(){
73	<	try{
74	<	MyRunnable runnable = new MyRunnable();
75	<	ScheduledExecutor one = new ScheduledExecutor(1);
76	<	one.schedule(runnable, SMALL_DELAY_MS, TimeUnit.MILLISECONDS);
72	>	public void testSchedule3() {
73	>	try {
74	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
75	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
76	>	p1.schedule(runnable, SMALL_DELAY_MS, TimeUnit.MILLISECONDS);
77		Thread.sleep(SHORT_DELAY_MS);
78		assertFalse(runnable.done);
79		Thread.sleep(MEDIUM_DELAY_MS);
80		assertTrue(runnable.done);
81	<	one.shutdown();
82	<	joinPool(one);
81	>	p1.shutdown();
82	>	joinPool(p1);
83		} catch(Exception e){
84	<	fail("unexpected exception");
84	>	unexpectedException();
85		}
86		}
87
88		/**
89	<	*  The final version of schedule, using both long, TimeUnit and Runnable
89	>	* scheduleAtFixedRate executes runnable after given initial delay
90	>	*/
91	>	public void testSchedule4() {
92	>	try {
93	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
94	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
95	>	ScheduledFuture h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
96	>	assertFalse(runnable.done);
97	>	Thread.sleep(MEDIUM_DELAY_MS);
98	>	assertTrue(runnable.done);
99	>	h.cancel(true);
100	>	p1.shutdown();
101	>	joinPool(p1);
102	>	} catch(Exception e){
103	>	unexpectedException();
104	>	}
105	>	}
106	>
107	>	/**
108	>	* scheduleWithFixedDelay executes runnable after given initial delay
109		*/
110	<	public void testSchedule4(){
111	<	try{
112	<	MyRunnable runnable = new MyRunnable();
113	<	ScheduledExecutor one = new ScheduledExecutor(1);
114	<	one.schedule(runnable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
110	>	public void testSchedule5() {
111	>	try {
112	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
113	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
114	>	ScheduledFuture h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
115		assertFalse(runnable.done);
116		Thread.sleep(MEDIUM_DELAY_MS);
117		assertTrue(runnable.done);
118	<	one.shutdown();
119	<	joinPool(one);
118	>	h.cancel(true);
119	>	p1.shutdown();
120	>	joinPool(p1);
121		} catch(Exception e){
122	<	fail("unexpected exception");
122	>	unexpectedException();
123		}
124		}
125
126	<
127	<	// exception tests
126	>	/**
127	>	*  execute (null) throws NPE
128	>	*/
129	>	public void testExecuteNull() {
130	>	ScheduledThreadPoolExecutor se = null;
131	>	try {
132	>	se = new ScheduledThreadPoolExecutor(1);
133	>	se.execute(null);
134	>	shouldThrow();
135	>	} catch(NullPointerException success){}
136	>	catch(Exception e){
137	>	unexpectedException();
138	>	}
139	>
140	>	joinPool(se);
141	>	}
142
143		/**
144	<	*   schedule(Runnable, long) throws RejectedExecutionException
124	<	*  This occurs on an attempt to schedule a task on a shutdown executor
144	>	* schedule (null) throws NPE
145		*/
146	<	public void testSchedule1_RejectedExecutionException(){
147	<	ScheduledExecutor se = new ScheduledExecutor(1);
148	<	try{
146	>	public void testScheduleNull() {
147	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
148	>	try {
149	>	TrackedCallable callable = null;
150	>	Future f = se.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
151	>	shouldThrow();
152	>	} catch(NullPointerException success){}
153	>	catch(Exception e){
154	>	unexpectedException();
155	>	}
156	>	joinPool(se);
157	>	}
158	>
159	>	/**
160	>	* execute throws RejectedExecutionException if shutdown
161	>	*/
162	>	public void testSchedule1_RejectedExecutionException() {
163	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
164	>	try {
165		se.shutdown();
166		se.schedule(new NoOpRunnable(),
167		MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
168	<	fail("shoud throw");
168	>	shouldThrow();
169		} catch(RejectedExecutionException success){
170		}
171		joinPool(se);
#	Line 137 | Line 173 | public class ScheduledExecutorTest exten
173		}
174
175		/**
176	<	*   schedule(Callable, long, TimeUnit) throws RejectedExecutionException
141	<	*  This occurs on an attempt to schedule a task on a shutdown executor
176	>	* schedule throws RejectedExecutionException if shutdown
177		*/
178	<	public void testSchedule2_RejectedExecutionException(){
179	<	ScheduledExecutor se = new ScheduledExecutor(1);
180	<	try{
178	>	public void testSchedule2_RejectedExecutionException() {
179	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
180	>	try {
181		se.shutdown();
182		se.schedule(new NoOpCallable(),
183		MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
184	<	fail("should throw");
184	>	shouldThrow();
185		} catch(RejectedExecutionException success){
186		}
187		joinPool(se);
188		}
189
190		/**
191	<	*   schedule(Callable, long) throws RejectedExecutionException
157	<	*  This occurs on an attempt to schedule a task on a shutdown executor
191	>	* schedule callable throws RejectedExecutionException if shutdown
192		*/
193	<	public void testSchedule3_RejectedExecutionException(){
194	<	ScheduledExecutor se = new ScheduledExecutor(1);
195	<	try{
193	>	public void testSchedule3_RejectedExecutionException() {
194	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
195	>	try {
196		se.shutdown();
197		se.schedule(new NoOpCallable(),
198		MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
199	<	fail("should throw");
199	>	shouldThrow();
200		} catch(RejectedExecutionException success){
201		}
202		joinPool(se);
203		}
204
205		/**
206	<	*   scheduleAtFixedRate(Runnable, long, long, TimeUnit) throws
207	<	*  RejectedExecutionException.
208	<	*  This occurs on an attempt to schedule a task on a shutdown executor
209	<	*/
210	<	public void testScheduleAtFixedRate1_RejectedExecutionException(){
177	<	ScheduledExecutor se = new ScheduledExecutor(1);
178	<	try{
206	>	*  scheduleAtFixedRate throws RejectedExecutionException if shutdown
207	>	*/
208	>	public void testScheduleAtFixedRate1_RejectedExecutionException() {
209	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
210	>	try {
211		se.shutdown();
212		se.scheduleAtFixedRate(new NoOpRunnable(),
213		MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
214	<	fail("should throw");
214	>	shouldThrow();
215		} catch(RejectedExecutionException success){
216		}
217		joinPool(se);
218		}
219
220		/**
221	<	*   scheduleAtFixedRate(Runnable, long, long, TimeUnit) throws
222	<	*  RejectedExecutionException.
223	<	*  This occurs on an attempt to schedule a task on a shutdown executor
224	<	*/
225	<	public void testScheduleAtFixedRate2_RejectedExecutionException(){
194	<	ScheduledExecutor se = new ScheduledExecutor(1);
195	<	try{
196	<	se.shutdown();
197	<	se.scheduleAtFixedRate(new NoOpRunnable(),
198	<	1, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
199	<	fail("should throw");
200	<	} catch(RejectedExecutionException success){
201	<	}
202	<	joinPool(se);
203	<	}
204	<
205	<	/**
206	<	*   scheduleWithFixedDelay(Runnable, long, long, TimeUnit) throws
207	<	*  RejectedExecutionException.
208	<	*  This occurs on an attempt to schedule a task on a shutdown executor
209	<	*/
210	<	public void testScheduleWithFixedDelay1_RejectedExecutionException(){
211	<	ScheduledExecutor se = new ScheduledExecutor(1);
212	<	try{
221	>	* scheduleWithFixedDelay throws RejectedExecutionException if shutdown
222	>	*/
223	>	public void testScheduleWithFixedDelay1_RejectedExecutionException() {
224	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
225	>	try {
226		se.shutdown();
227		se.scheduleWithFixedDelay(new NoOpRunnable(),
228		MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
229	<	fail("should throw");
217	<	} catch(RejectedExecutionException success){
218	<	}
219	<	joinPool(se);
220	<	}
221	<
222	<	/**
223	<	*   scheduleWithFixedDelay(Runnable, long, long, TimeUnit) throws
224	<	*  RejectedExecutionException.
225	<	*  This occurs on an attempt to schedule a task on a shutdown executor
226	<	*/
227	<	public void testScheduleWithFixedDelay2_RejectedExecutionException(){
228	<	ScheduledExecutor se = new ScheduledExecutor(1);
229	<	try{
230	<	se.shutdown();
231	<	se.scheduleWithFixedDelay(new NoOpRunnable(),
232	<	1, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
233	<	fail("should throw");
229	>	shouldThrow();
230		} catch(RejectedExecutionException success){
231		}
232		joinPool(se);
233		}
234
235		/**
236	<	*   execute throws RejectedExecutionException
237	<	*  This occurs on an attempt to schedule a task on a shutdown executor
236	>	*  getActiveCount increases but doesn't overestimate, when a
237	>	*  thread becomes active
238		*/
239	<	public void testExecute_RejectedExecutionException(){
240	<	ScheduledExecutor se = new ScheduledExecutor(1);
241	<	try{
242	<	se.shutdown();
243	<	se.execute(new NoOpRunnable());
248	<	fail("should throw");
249	<	} catch(RejectedExecutionException success){
250	<	}
251	<	joinPool(se);
252	<	}
253	<
254	<	/**
255	<	*   getActiveCount gives correct values
256	<	*/
257	<	public void testGetActiveCount(){
258	<	ScheduledExecutor two = new ScheduledExecutor(2);
259	<	assertEquals(0, two.getActiveCount());
260	<	two.execute(new SmallRunnable());
261	<	try{
239	>	public void testGetActiveCount() {
240	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
241	>	assertEquals(0, p2.getActiveCount());
242	>	p2.execute(new SmallRunnable());
243	>	try {
244		Thread.sleep(SHORT_DELAY_MS);
245		} catch(Exception e){
246	<	fail("unexpected exception");
246	>	unexpectedException();
247		}
248	<	assertEquals(1, two.getActiveCount());
249	<	joinPool(two);
248	>	assertEquals(1, p2.getActiveCount());
249	>	joinPool(p2);
250		}
251
252		/**
253	<	*   getCompleteTaskCount gives correct values
253	>	*    getCompletedTaskCount increases, but doesn't overestimate,
254	>	*   when tasks complete
255		*/
256	<	public void testGetCompletedTaskCount(){
257	<	ScheduledExecutor two = new ScheduledExecutor(2);
258	<	assertEquals(0, two.getCompletedTaskCount());
259	<	two.execute(new SmallRunnable());
260	<	try{
256	>	public void testGetCompletedTaskCount() {
257	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
258	>	assertEquals(0, p2.getCompletedTaskCount());
259	>	p2.execute(new SmallRunnable());
260	>	try {
261		Thread.sleep(MEDIUM_DELAY_MS);
262		} catch(Exception e){
263	<	fail("unexpected exception");
263	>	unexpectedException();
264		}
265	<	assertEquals(1, two.getCompletedTaskCount());
266	<	joinPool(two);
265	>	assertEquals(1, p2.getCompletedTaskCount());
266	>	joinPool(p2);
267		}
268
269		/**
270	<	*   getCorePoolSize gives correct values
270	>	*  getCorePoolSize returns size given in constructor if not otherwise set
271		*/
272	<	public void testGetCorePoolSize(){
273	<	ScheduledExecutor one = new ScheduledExecutor(1);
274	<	assertEquals(1, one.getCorePoolSize());
275	<	joinPool(one);
272	>	public void testGetCorePoolSize() {
273	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
274	>	assertEquals(1, p1.getCorePoolSize());
275	>	joinPool(p1);
276		}
277
278		/**
279	<	*   getLargestPoolSize gives correct values
279	>	*    getLargestPoolSize increases, but doesn't overestimate, when
280	>	*   multiple threads active
281		*/
282	<	public void testGetLargestPoolSize(){
283	<	ScheduledExecutor two = new ScheduledExecutor(2);
284	<	assertEquals(0, two.getLargestPoolSize());
285	<	two.execute(new SmallRunnable());
286	<	two.execute(new SmallRunnable());
287	<	try{
282	>	public void testGetLargestPoolSize() {
283	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
284	>	assertEquals(0, p2.getLargestPoolSize());
285	>	p2.execute(new SmallRunnable());
286	>	p2.execute(new SmallRunnable());
287	>	try {
288		Thread.sleep(SHORT_DELAY_MS);
289		} catch(Exception e){
290	<	fail("unexpected exception");
290	>	unexpectedException();
291		}
292	<	assertEquals(2, two.getLargestPoolSize());
293	<	joinPool(two);
292	>	assertEquals(2, p2.getLargestPoolSize());
293	>	joinPool(p2);
294		}
295
296		/**
297	<	*   getPoolSize gives correct values
297	>	*   getPoolSize increases, but doesn't overestimate, when threads
298	>	*   become active
299		*/
300	<	public void testGetPoolSize(){
301	<	ScheduledExecutor one = new ScheduledExecutor(1);
302	<	assertEquals(0, one.getPoolSize());
303	<	one.execute(new SmallRunnable());
304	<	assertEquals(1, one.getPoolSize());
305	<	joinPool(one);
300	>	public void testGetPoolSize() {
301	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
302	>	assertEquals(0, p1.getPoolSize());
303	>	p1.execute(new SmallRunnable());
304	>	assertEquals(1, p1.getPoolSize());
305	>	joinPool(p1);
306		}
307
308		/**
309	<	*   getTaskCount gives correct values
309	>	*    getTaskCount increases, but doesn't overestimate, when tasks
310	>	*    submitted
311		*/
312	<	public void testGetTaskCount(){
313	<	ScheduledExecutor one = new ScheduledExecutor(1);
314	<	assertEquals(0, one.getTaskCount());
312	>	public void testGetTaskCount() {
313	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
314	>	assertEquals(0, p1.getTaskCount());
315		for(int i = 0; i < 5; i++)
316	<	one.execute(new SmallRunnable());
317	<	try{
316	>	p1.execute(new SmallRunnable());
317	>	try {
318		Thread.sleep(SHORT_DELAY_MS);
319		} catch(Exception e){
320	<	fail("unexpected exception");
320	>	unexpectedException();
321	>	}
322	>	assertEquals(5, p1.getTaskCount());
323	>	joinPool(p1);
324	>	}
325	>
326	>	/**
327	>	* getThreadFactory returns factory in constructor if not set
328	>	*/
329	>	public void testGetThreadFactory() {
330	>	ThreadFactory tf = new SimpleThreadFactory();
331	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
332	>	assertSame(tf, p.getThreadFactory());
333	>	p.shutdown();
334	>	joinPool(p);
335	>	}
336	>
337	>	/**
338	>	* setThreadFactory sets the thread factory returned by getThreadFactory
339	>	*/
340	>	public void testSetThreadFactory() {
341	>	ThreadFactory tf = new SimpleThreadFactory();
342	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
343	>	p.setThreadFactory(tf);
344	>	assertSame(tf, p.getThreadFactory());
345	>	p.shutdown();
346	>	joinPool(p);
347	>	}
348	>
349	>	/**
350	>	* setThreadFactory(null) throws NPE
351	>	*/
352	>	public void testSetThreadFactoryNull() {
353	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
354	>	try {
355	>	p.setThreadFactory(null);
356	>	shouldThrow();
357	>	} catch (NullPointerException success) {
358	>	} finally {
359	>	joinPool(p);
360		}
336	–	assertEquals(5, one.getTaskCount());
337	–	joinPool(one);
361		}
362
363		/**
364	<	*   isShutDown gives correct values
364	>	*   is isShutDown is false before shutdown, true after
365		*/
366	<	public void testIsShutdown(){
366	>	public void testIsShutdown() {
367
368	<	ScheduledExecutor one = new ScheduledExecutor(1);
368	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
369		try {
370	<	assertFalse(one.isShutdown());
370	>	assertFalse(p1.isShutdown());
371		}
372		finally {
373	<	one.shutdown();
373	>	p1.shutdown();
374		}
375	<	assertTrue(one.isShutdown());
375	>	assertTrue(p1.isShutdown());
376		}
377
378
379		/**
380	<	*   isTerminated gives correct values
358	<	*  Makes sure termination does not take an innapropriate
359	<	*  amount of time
380	>	*   isTerminated is false before termination, true after
381		*/
382	<	public void testIsTerminated(){
383	<	ScheduledExecutor one = new ScheduledExecutor(1);
382	>	public void testIsTerminated() {
383	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
384		try {
385	<	one.execute(new SmallRunnable());
385	>	p1.execute(new SmallRunnable());
386		} finally {
387	<	one.shutdown();
387	>	p1.shutdown();
388		}
389		try {
390	<	assertTrue(one.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
391	<	assertTrue(one.isTerminated());
390	>	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
391	>	assertTrue(p1.isTerminated());
392		} catch(Exception e){
393	<	fail("unexpected exception");
393	>	unexpectedException();
394		}
395		}
396
397		/**
398	<	*   that purge correctly removes cancelled tasks
378	<	*  from the queue
398	>	*  isTerminating is not true when running or when terminated
399		*/
400	<	public void testPurge(){
401	<	ScheduledExecutor one = new ScheduledExecutor(1);
402	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
400	>	public void testIsTerminating() {
401	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
402	>	assertFalse(p1.isTerminating());
403	>	try {
404	>	p1.execute(new SmallRunnable());
405	>	assertFalse(p1.isTerminating());
406	>	} finally {
407	>	p1.shutdown();
408	>	}
409	>	try {
410	>	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
411	>	assertTrue(p1.isTerminated());
412	>	assertFalse(p1.isTerminating());
413	>	} catch(Exception e){
414	>	unexpectedException();
415	>	}
416	>	}
417	>
418	>	/**
419	>	* getQueue returns the work queue, which contains queued tasks
420	>	*/
421	>	public void testGetQueue() {
422	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
423	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
424		for(int i = 0; i < 5; i++){
425	<	tasks[i] = one.schedule(new SmallRunnable(), 1, TimeUnit.MILLISECONDS);
425	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
426	>	}
427	>	try {
428	>	Thread.sleep(SHORT_DELAY_MS);
429	>	BlockingQueue<Runnable> q = p1.getQueue();
430	>	assertTrue(q.contains(tasks[4]));
431	>	assertFalse(q.contains(tasks[0]));
432	>	p1.shutdownNow();
433	>	} catch(Exception e) {
434	>	unexpectedException();
435	>	} finally {
436	>	joinPool(p1);
437	>	}
438	>	}
439	>
440	>	/**
441	>	* remove(task) removes queued task, and fails to remove active task
442	>	*/
443	>	public void testRemove() {
444	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
445	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
446	>	for(int i = 0; i < 5; i++){
447	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
448	>	}
449	>	try {
450	>	Thread.sleep(SHORT_DELAY_MS);
451	>	BlockingQueue<Runnable> q = p1.getQueue();
452	>	assertFalse(p1.remove((Runnable)tasks[0]));
453	>	assertTrue(q.contains((Runnable)tasks[4]));
454	>	assertTrue(q.contains((Runnable)tasks[3]));
455	>	assertTrue(p1.remove((Runnable)tasks[4]));
456	>	assertFalse(p1.remove((Runnable)tasks[4]));
457	>	assertFalse(q.contains((Runnable)tasks[4]));
458	>	assertTrue(q.contains((Runnable)tasks[3]));
459	>	assertTrue(p1.remove((Runnable)tasks[3]));
460	>	assertFalse(q.contains((Runnable)tasks[3]));
461	>	p1.shutdownNow();
462	>	} catch(Exception e) {
463	>	unexpectedException();
464	>	} finally {
465	>	joinPool(p1);
466	>	}
467	>	}
468	>
469	>	/**
470	>	*  purge removes cancelled tasks from the queue
471	>	*/
472	>	public void testPurge() {
473	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
474	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
475	>	for(int i = 0; i < 5; i++){
476	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
477		}
478		int max = 5;
479		if (tasks[4].cancel(true)) --max;
480		if (tasks[3].cancel(true)) --max;
481	<	one.purge();
482	<	long count = one.getTaskCount();
481	>	p1.purge();
482	>	long count = p1.getTaskCount();
483		assertTrue(count > 0 && count <= max);
484	<	joinPool(one);
484	>	joinPool(p1);
485		}
486
487		/**
488	<	*   shutDownNow returns a list
397	<	*  containing the correct number of elements
488	>	*  shutDownNow returns a list containing tasks that were not run
489		*/
490	<	public void testShutDownNow(){
491	<	ScheduledExecutor one = new ScheduledExecutor(1);
490	>	public void testShutDownNow() {
491	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
492		for(int i = 0; i < 5; i++)
493	<	one.schedule(new SmallRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
494	<	List l = one.shutdownNow();
495	<	assertTrue(one.isShutdown());
493	>	p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
494	>	List l = p1.shutdownNow();
495	>	assertTrue(p1.isShutdown());
496		assertTrue(l.size() > 0 && l.size() <= 5);
497	<	joinPool(one);
497	>	joinPool(p1);
498		}
499
500	<	public void testShutDown1(){
500	>	/**
501	>	* In default setting, shutdown cancels periodic but not delayed
502	>	* tasks at shutdown
503	>	*/
504	>	public void testShutDown1() {
505		try {
506	<	ScheduledExecutor one = new ScheduledExecutor(1);
507	<	assertTrue(one.getExecuteExistingDelayedTasksAfterShutdownPolicy());
508	<	assertFalse(one.getContinueExistingPeriodicTasksAfterShutdownPolicy());
506	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
507	>	assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
508	>	assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
509
510	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
510	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
511		for(int i = 0; i < 5; i++)
512	<	tasks[i] = one.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
513	<	one.shutdown();
514	<	BlockingQueue q = one.getQueue();
512	>	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
513	>	p1.shutdown();
514	>	BlockingQueue q = p1.getQueue();
515		for (Iterator it = q.iterator(); it.hasNext();) {
516	<	ScheduledCancellable t = (ScheduledCancellable)it.next();
516	>	ScheduledFuture t = (ScheduledFuture)it.next();
517		assertFalse(t.isCancelled());
518		}
519	<	assertTrue(one.isShutdown());
519	>	assertTrue(p1.isShutdown());
520		Thread.sleep(SMALL_DELAY_MS);
521		for (int i = 0; i < 5; ++i) {
522		assertTrue(tasks[i].isDone());
#	Line 430 | Line 525 | public class ScheduledExecutorTest exten
525
526		}
527		catch(Exception ex) {
528	<	fail("unexpected exception");
528	>	unexpectedException();
529		}
530		}
531
532
533	<	public void testShutDown2(){
533	>	/**
534	>	* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
535	>	* delayed tasks are cancelled at shutdown
536	>	*/
537	>	public void testShutDown2() {
538		try {
539	<	ScheduledExecutor one = new ScheduledExecutor(1);
540	<	one.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
541	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
539	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
540	>	p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
541	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
542		for(int i = 0; i < 5; i++)
543	<	tasks[i] = one.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
544	<	one.shutdown();
545	<	assertTrue(one.isShutdown());
546	<	BlockingQueue q = one.getQueue();
543	>	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
544	>	p1.shutdown();
545	>	assertTrue(p1.isShutdown());
546	>	BlockingQueue q = p1.getQueue();
547		assertTrue(q.isEmpty());
548		Thread.sleep(SMALL_DELAY_MS);
549	<	assertTrue(one.isTerminated());
549	>	assertTrue(p1.isTerminated());
550		}
551		catch(Exception ex) {
552	<	fail("unexpected exception");
552	>	unexpectedException();
553		}
554		}
555
556
557	<	public void testShutDown3(){
557	>	/**
558	>	* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
559	>	* periodic tasks are not cancelled at shutdown
560	>	*/
561	>	public void testShutDown3() {
562		try {
563	<	ScheduledExecutor one = new ScheduledExecutor(1);
564	<	one.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
565	<	ScheduledCancellable task =
566	<	one.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
567	<	one.shutdown();
568	<	assertTrue(one.isShutdown());
569	<	BlockingQueue q = one.getQueue();
563	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
564	>	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
565	>	ScheduledFuture task =
566	>	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
567	>	p1.shutdown();
568	>	assertTrue(p1.isShutdown());
569	>	BlockingQueue q = p1.getQueue();
570		assertTrue(q.isEmpty());
571		Thread.sleep(SHORT_DELAY_MS);
572	<	assertTrue(one.isTerminated());
572	>	assertTrue(p1.isTerminated());
573		}
574		catch(Exception ex) {
575	<	fail("unexpected exception");
575	>	unexpectedException();
576		}
577		}
578
579	<	public void testShutDown4(){
580	<	ScheduledExecutor one = new ScheduledExecutor(1);
579	>	/**
580	>	* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
581	>	* periodic tasks are cancelled at shutdown
582	>	*/
583	>	public void testShutDown4() {
584	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
585		try {
586	<	one.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
587	<	ScheduledCancellable task =
588	<	one.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
586	>	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
587	>	ScheduledFuture task =
588	>	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
589		assertFalse(task.isCancelled());
590	<	one.shutdown();
590	>	p1.shutdown();
591		assertFalse(task.isCancelled());
592	<	assertFalse(one.isTerminated());
593	<	assertTrue(one.isShutdown());
592	>	assertFalse(p1.isTerminated());
593	>	assertTrue(p1.isShutdown());
594		Thread.sleep(SHORT_DELAY_MS);
595		assertFalse(task.isCancelled());
596		task.cancel(true);
597		assertTrue(task.isCancelled());
598		Thread.sleep(SHORT_DELAY_MS);
599	<	assertTrue(one.isTerminated());
599	>	assertTrue(p1.isTerminated());
600		}
601		catch(Exception ex) {
602	<	fail("unexpected exception");
602	>	unexpectedException();
603		}
604		finally {
605	<	one.shutdownNow();
605	>	p1.shutdownNow();
606	>	}
607	>	}
608	>
609	>	/**
610	>	* completed submit of callable returns result
611	>	*/
612	>	public void testSubmitCallable() {
613	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
614	>	try {
615	>	Future<String> future = e.submit(new StringTask());
616	>	String result = future.get();
617	>	assertSame(TEST_STRING, result);
618	>	}
619	>	catch (ExecutionException ex) {
620	>	unexpectedException();
621	>	}
622	>	catch (InterruptedException ex) {
623	>	unexpectedException();
624	>	} finally {
625	>	joinPool(e);
626	>	}
627	>	}
628	>
629	>	/**
630	>	* completed submit of runnable returns successfully
631	>	*/
632	>	public void testSubmitRunnable() {
633	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
634	>	try {
635	>	Future<?> future = e.submit(new NoOpRunnable());
636	>	future.get();
637	>	assertTrue(future.isDone());
638	>	}
639	>	catch (ExecutionException ex) {
640	>	unexpectedException();
641	>	}
642	>	catch (InterruptedException ex) {
643	>	unexpectedException();
644	>	} finally {
645	>	joinPool(e);
646		}
647		}
648
649	+	/**
650	+	* completed submit of (runnable, result) returns result
651	+	*/
652	+	public void testSubmitRunnable2() {
653	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
654	+	try {
655	+	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
656	+	String result = future.get();
657	+	assertSame(TEST_STRING, result);
658	+	}
659	+	catch (ExecutionException ex) {
660	+	unexpectedException();
661	+	}
662	+	catch (InterruptedException ex) {
663	+	unexpectedException();
664	+	} finally {
665	+	joinPool(e);
666	+	}
667	+	}
668	+
669	+
670	+
671	+
672	+
673	+	/**
674	+	* invokeAny(null) throws NPE
675	+	*/
676	+	public void testInvokeAny1() {
677	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
678	+	try {
679	+	e.invokeAny(null);
680	+	} catch (NullPointerException success) {
681	+	} catch(Exception ex) {
682	+	unexpectedException();
683	+	} finally {
684	+	joinPool(e);
685	+	}
686	+	}
687	+
688	+	/**
689	+	* invokeAny(empty collection) throws IAE
690	+	*/
691	+	public void testInvokeAny2() {
692	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
693	+	try {
694	+	e.invokeAny(new ArrayList<Callable<String>>());
695	+	} catch (IllegalArgumentException success) {
696	+	} catch(Exception ex) {
697	+	unexpectedException();
698	+	} finally {
699	+	joinPool(e);
700	+	}
701	+	}
702	+
703	+	/**
704	+	* invokeAny(c) throws NPE if c has null elements
705	+	*/
706	+	public void testInvokeAny3() {
707	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
708	+	try {
709	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
710	+	l.add(new StringTask());
711	+	l.add(null);
712	+	e.invokeAny(l);
713	+	} catch (NullPointerException success) {
714	+	} catch(Exception ex) {
715	+	unexpectedException();
716	+	} finally {
717	+	joinPool(e);
718	+	}
719	+	}
720	+
721	+	/**
722	+	* invokeAny(c) throws ExecutionException if no task completes
723	+	*/
724	+	public void testInvokeAny4() {
725	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
726	+	try {
727	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
728	+	l.add(new NPETask());
729	+	e.invokeAny(l);
730	+	} catch (ExecutionException success) {
731	+	} catch(Exception ex) {
732	+	unexpectedException();
733	+	} finally {
734	+	joinPool(e);
735	+	}
736	+	}
737	+
738	+	/**
739	+	* invokeAny(c) returns result of some task
740	+	*/
741	+	public void testInvokeAny5() {
742	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
743	+	try {
744	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
745	+	l.add(new StringTask());
746	+	l.add(new StringTask());
747	+	String result = e.invokeAny(l);
748	+	assertSame(TEST_STRING, result);
749	+	} catch (ExecutionException success) {
750	+	} catch(Exception ex) {
751	+	unexpectedException();
752	+	} finally {
753	+	joinPool(e);
754	+	}
755	+	}
756	+
757	+	/**
758	+	* invokeAll(null) throws NPE
759	+	*/
760	+	public void testInvokeAll1() {
761	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
762	+	try {
763	+	e.invokeAll(null);
764	+	} catch (NullPointerException success) {
765	+	} catch(Exception ex) {
766	+	unexpectedException();
767	+	} finally {
768	+	joinPool(e);
769	+	}
770	+	}
771	+
772	+	/**
773	+	* invokeAll(empty collection) returns empty collection
774	+	*/
775	+	public void testInvokeAll2() {
776	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
777	+	try {
778	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
779	+	assertTrue(r.isEmpty());
780	+	} catch(Exception ex) {
781	+	unexpectedException();
782	+	} finally {
783	+	joinPool(e);
784	+	}
785	+	}
786	+
787	+	/**
788	+	* invokeAll(c) throws NPE if c has null elements
789	+	*/
790	+	public void testInvokeAll3() {
791	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
792	+	try {
793	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
794	+	l.add(new StringTask());
795	+	l.add(null);
796	+	e.invokeAll(l);
797	+	} catch (NullPointerException success) {
798	+	} catch(Exception ex) {
799	+	unexpectedException();
800	+	} finally {
801	+	joinPool(e);
802	+	}
803	+	}
804	+
805	+	/**
806	+	* get of invokeAll(c) throws exception on failed task
807	+	*/
808	+	public void testInvokeAll4() {
809	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
810	+	try {
811	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
812	+	l.add(new NPETask());
813	+	List<Future<String>> result = e.invokeAll(l);
814	+	assertEquals(1, result.size());
815	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
816	+	it.next().get();
817	+	} catch(ExecutionException success) {
818	+	} catch(Exception ex) {
819	+	unexpectedException();
820	+	} finally {
821	+	joinPool(e);
822	+	}
823	+	}
824	+
825	+	/**
826	+	* invokeAll(c) returns results of all completed tasks
827	+	*/
828	+	public void testInvokeAll5() {
829	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
830	+	try {
831	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
832	+	l.add(new StringTask());
833	+	l.add(new StringTask());
834	+	List<Future<String>> result = e.invokeAll(l);
835	+	assertEquals(2, result.size());
836	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
837	+	assertSame(TEST_STRING, it.next().get());
838	+	} catch (ExecutionException success) {
839	+	} catch(Exception ex) {
840	+	unexpectedException();
841	+	} finally {
842	+	joinPool(e);
843	+	}
844	+	}
845	+
846	+
847		}

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