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

Comparing jsr166/src/test/tck/ScheduledExecutorTest.java (file contents):
Revision 1.10 by dl, Mon Dec 22 00:48:56 2003 UTC vs.
Revision 1.43 by jsr166, Fri May 27 19:48:58 2011 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/publicdomain/zero/1.0/
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9		import junit.framework.*;
10		import java.util.*;
11		import java.util.concurrent.*;
12	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
13	+	import java.util.concurrent.atomic.*;
14
15		public class ScheduledExecutorTest extends JSR166TestCase {
16		public static void main(String[] args) {
17	<	junit.textui.TestRunner.run (suite());
17	>	junit.textui.TestRunner.run(suite());
18		}
19		public static Test suite() {
20	<	return new TestSuite(ScheduledExecutorTest.class);
20	>	return new TestSuite(ScheduledExecutorTest.class);
21		}
22
20	–
23		/**
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	<	p1.shutdown();
34	<	try {
35	<	Thread.sleep(MEDIUM_DELAY_MS);
36	<	} catch(InterruptedException e){
37	<	unexpectedException();
36	<	}
37	<	assertTrue(runnable.done);
38	<	p1.shutdown();
39	<	joinPool(p1);
40	<	}
41	<	catch(Exception e){
42	<	unexpectedException();
26	>	public void testExecute() throws InterruptedException {
27	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
28	>	final CountDownLatch done = new CountDownLatch(1);
29	>	final Runnable task = new CheckedRunnable() {
30	>	public void realRun() {
31	>	done.countDown();
32	>	}};
33	>	try {
34	>	p.execute(task);
35	>	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
36	>	} finally {
37	>	joinPool(p);
38		}
44	–
39		}
40
47	–
41		/**
42		* delayed schedule of callable successfully executes after delay
43		*/
44	<	public void testSchedule1() {
45	<	try {
46	<	TrackedCallable callable = new TrackedCallable();
47	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
48	<	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
49	<	assertFalse(callable.done);
50	<	Thread.sleep(MEDIUM_DELAY_MS);
51	<	assertTrue(callable.done);
52	<	assertEquals(Boolean.TRUE, f.get());
53	<	p1.shutdown();
54	<	joinPool(p1);
55	<	} catch(RejectedExecutionException e){}
56	<	catch(Exception e){
57	<	e.printStackTrace();
58	<	unexpectedException();
44	>	public void testSchedule1() throws Exception {
45	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
46	>	final long t0 = System.nanoTime();
47	>	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
48	>	final CountDownLatch done = new CountDownLatch(1);
49	>	try {
50	>	Callable task = new CheckedCallable<Boolean>() {
51	>	public Boolean realCall() {
52	>	done.countDown();
53	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
54	>	return Boolean.TRUE;
55	>	}};
56	>	Future f = p.schedule(task, SHORT_DELAY_MS, MILLISECONDS);
57	>	assertEquals(Boolean.TRUE, f.get());
58	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
59	>	assertTrue(done.await(0L, MILLISECONDS));
60	>	} finally {
61	>	joinPool(p);
62		}
63		}
64
65		/**
66	<	*  delayed schedule of runnable successfully executes after delay
67	<	*/
68	<	public void testSchedule3() {
69	<	try {
70	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
71	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
72	<	p1.schedule(runnable, SMALL_DELAY_MS, TimeUnit.MILLISECONDS);
73	<	Thread.sleep(SHORT_DELAY_MS);
74	<	assertFalse(runnable.done);
75	<	Thread.sleep(MEDIUM_DELAY_MS);
76	<	assertTrue(runnable.done);
77	<	p1.shutdown();
78	<	joinPool(p1);
79	<	} catch(Exception e){
80	<	unexpectedException();
66	>	* delayed schedule of runnable successfully executes after delay
67	>	*/
68	>	public void testSchedule3() throws Exception {
69	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
70	>	final long t0 = System.nanoTime();
71	>	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
72	>	final CountDownLatch done = new CountDownLatch(1);
73	>	try {
74	>	Runnable task = new CheckedRunnable() {
75	>	public void realRun() {
76	>	done.countDown();
77	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
78	>	}};
79	>	Future f = p.schedule(task, SHORT_DELAY_MS, MILLISECONDS);
80	>	assertNull(f.get());
81	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
82	>	assertTrue(done.await(0L, MILLISECONDS));
83	>	} finally {
84	>	joinPool(p);
85		}
86		}
87	<
87	>
88		/**
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();
91	>	public void testSchedule4() throws Exception {
92	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
93	>	final long t0 = System.nanoTime();
94	>	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
95	>	final CountDownLatch done = new CountDownLatch(1);
96	>	try {
97	>	Runnable task = new CheckedRunnable() {
98	>	public void realRun() {
99	>	done.countDown();
100	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
101	>	}};
102	>	ScheduledFuture f =
103	>	p.scheduleAtFixedRate(task, SHORT_DELAY_MS,
104	>	SHORT_DELAY_MS, MILLISECONDS);
105	>	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
106	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
107	>	f.cancel(true);
108	>	} finally {
109	>	joinPool(p);
110		}
111		}
112
113		/**
114		* scheduleWithFixedDelay executes runnable after given initial delay
115		*/
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	<	p1.shutdown();
126	<	joinPool(p1);
127	<	} catch(Exception e){
128	<	unexpectedException();
116	>	public void testSchedule5() throws InterruptedException {
117	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
118	>	final long t0 = System.nanoTime();
119	>	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
120	>	final CountDownLatch done = new CountDownLatch(1);
121	>	try {
122	>	Runnable task = new CheckedRunnable() {
123	>	public void realRun() {
124	>	done.countDown();
125	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
126	>	}};
127	>	ScheduledFuture f =
128	>	p.scheduleWithFixedDelay(task, SHORT_DELAY_MS,
129	>	SHORT_DELAY_MS, MILLISECONDS);
130	>	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
131	>	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
132	>	f.cancel(true);
133	>	} finally {
134	>	joinPool(p);
135		}
136		}
137	<
137	>
138	>	static class RunnableCounter implements Runnable {
139	>	AtomicInteger count = new AtomicInteger(0);
140	>	public void run() { count.getAndIncrement(); }
141	>	}
142	>
143		/**
144	<	*  execute (null) throws NPE
144	>	* scheduleAtFixedRate executes series of tasks at given rate
145	>	*/
146	>	public void testFixedRateSequence() throws InterruptedException {
147	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
148	>	RunnableCounter counter = new RunnableCounter();
149	>	ScheduledFuture h =
150	>	p.scheduleAtFixedRate(counter, 0, 1, MILLISECONDS);
151	>	delay(SMALL_DELAY_MS);
152	>	h.cancel(true);
153	>	int c = counter.count.get();
154	>	// By time scaling conventions, we must have at least
155	>	// an execution per SHORT delay, but no more than one SHORT more
156	>	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
157	>	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
158	>	joinPool(p);
159	>	}
160	>
161	>	/**
162	>	* scheduleWithFixedDelay executes series of tasks with given period
163		*/
164	<	public void testExecuteNull() {
164	>	public void testFixedDelaySequence() throws InterruptedException {
165	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
166	>	RunnableCounter counter = new RunnableCounter();
167	>	ScheduledFuture h =
168	>	p.scheduleWithFixedDelay(counter, 0, 1, MILLISECONDS);
169	>	delay(SMALL_DELAY_MS);
170	>	h.cancel(true);
171	>	int c = counter.count.get();
172	>	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
173	>	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
174	>	joinPool(p);
175	>	}
176	>
177	>	/**
178	>	* execute(null) throws NPE
179	>	*/
180	>	public void testExecuteNull() throws InterruptedException {
181		ScheduledThreadPoolExecutor se = null;
182		try {
183	<	se = new ScheduledThreadPoolExecutor(1);
184	<	se.execute(null);
183	>	se = new ScheduledThreadPoolExecutor(1);
184	>	se.execute(null);
185		shouldThrow();
186	<	} catch(NullPointerException success){}
187	<	catch(Exception e){
188	<	unexpectedException();
138	<	}
139	<
140	<	joinPool(se);
186	>	} catch (NullPointerException success) {}
187	>
188	>	joinPool(se);
189		}
190
191		/**
192	<	* schedule (null) throws NPE
192	>	* schedule(null) throws NPE
193		*/
194	<	public void testScheduleNull() {
194	>	public void testScheduleNull() throws InterruptedException {
195		ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
196	<	try {
196	>	try {
197		TrackedCallable callable = null;
198	<	Future f = se.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
198	>	Future f = se.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
199		shouldThrow();
200	<	} catch(NullPointerException success){}
201	<	catch(Exception e){
154	<	unexpectedException();
155	<	}
156	<	joinPool(se);
200	>	} catch (NullPointerException success) {}
201	>	joinPool(se);
202		}
203	<
203	>
204		/**
205		* execute throws RejectedExecutionException if shutdown
206		*/
207	<	public void testSchedule1_RejectedExecutionException() {
207	>	public void testSchedule1_RejectedExecutionException() throws InterruptedException {
208		ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
209		try {
210		se.shutdown();
211		se.schedule(new NoOpRunnable(),
212	<	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
212	>	MEDIUM_DELAY_MS, MILLISECONDS);
213		shouldThrow();
214	<	} catch(RejectedExecutionException success){
214	>	} catch (RejectedExecutionException success) {
215	>	} catch (SecurityException ok) {
216		}
171	–	joinPool(se);
217
218	+	joinPool(se);
219		}
220
221		/**
222		* schedule throws RejectedExecutionException if shutdown
223		*/
224	<	public void testSchedule2_RejectedExecutionException() {
224	>	public void testSchedule2_RejectedExecutionException() throws InterruptedException {
225		ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
226		try {
227		se.shutdown();
228		se.schedule(new NoOpCallable(),
229	<	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
229	>	MEDIUM_DELAY_MS, MILLISECONDS);
230		shouldThrow();
231	<	} catch(RejectedExecutionException success){
231	>	} catch (RejectedExecutionException success) {
232	>	} catch (SecurityException ok) {
233		}
234		joinPool(se);
235		}
#	Line 190 | Line 237 | public class ScheduledExecutorTest exten
237		/**
238		* schedule callable throws RejectedExecutionException if shutdown
239		*/
240	<	public void testSchedule3_RejectedExecutionException() {
241	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
242	<	try {
240	>	public void testSchedule3_RejectedExecutionException() throws InterruptedException {
241	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
242	>	try {
243		se.shutdown();
244		se.schedule(new NoOpCallable(),
245	<	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
245	>	MEDIUM_DELAY_MS, MILLISECONDS);
246		shouldThrow();
247	<	} catch(RejectedExecutionException success){
248	<	}
249	<	joinPool(se);
247	>	} catch (RejectedExecutionException success) {
248	>	} catch (SecurityException ok) {
249	>	}
250	>	joinPool(se);
251		}
252
253		/**
254	<	*  scheduleAtFixedRate throws RejectedExecutionException if shutdown
254	>	* scheduleAtFixedRate throws RejectedExecutionException if shutdown
255		*/
256	<	public void testScheduleAtFixedRate1_RejectedExecutionException() {
256	>	public void testScheduleAtFixedRate1_RejectedExecutionException() throws InterruptedException {
257		ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
258		try {
259		se.shutdown();
260		se.scheduleAtFixedRate(new NoOpRunnable(),
261	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
261	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
262		shouldThrow();
263	<	} catch(RejectedExecutionException success){
264	<	}
263	>	} catch (RejectedExecutionException success) {
264	>	} catch (SecurityException ok) {
265	>	}
266		joinPool(se);
267		}
268	<
268	>
269		/**
270		* scheduleWithFixedDelay throws RejectedExecutionException if shutdown
271		*/
272	<	public void testScheduleWithFixedDelay1_RejectedExecutionException() {
272	>	public void testScheduleWithFixedDelay1_RejectedExecutionException() throws InterruptedException {
273		ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
274		try {
275		se.shutdown();
276		se.scheduleWithFixedDelay(new NoOpRunnable(),
277	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
277	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
278		shouldThrow();
279	<	} catch(RejectedExecutionException success){
280	<	}
279	>	} catch (RejectedExecutionException success) {
280	>	} catch (SecurityException ok) {
281	>	}
282		joinPool(se);
283		}
284
285		/**
286	<	*  getActiveCount increases but doesn't overestimate, when a
287	<	*  thread becomes active
286	>	* getActiveCount increases but doesn't overestimate, when a
287	>	* thread becomes active
288		*/
289	<	public void testGetActiveCount() {
290	<	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
291	<	assertEquals(0, p2.getActiveCount());
292	<	p2.execute(new SmallRunnable());
293	<	try {
294	<	Thread.sleep(SHORT_DELAY_MS);
295	<	} catch(Exception e){
296	<	unexpectedException();
289	>	public void testGetActiveCount() throws InterruptedException {
290	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2);
291	>	final CountDownLatch threadStarted = new CountDownLatch(1);
292	>	final CountDownLatch done = new CountDownLatch(1);
293	>	try {
294	>	assertEquals(0, p.getActiveCount());
295	>	p.execute(new CheckedRunnable() {
296	>	public void realRun() throws InterruptedException {
297	>	threadStarted.countDown();
298	>	assertEquals(1, p.getActiveCount());
299	>	done.await();
300	>	}});
301	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
302	>	assertEquals(1, p.getActiveCount());
303	>	} finally {
304	>	done.countDown();
305	>	joinPool(p);
306		}
248	–	assertEquals(1, p2.getActiveCount());
249	–	joinPool(p2);
307		}
308	<
308	>
309		/**
310	<	*    getCompletedTaskCount increases, but doesn't overestimate,
311	<	*   when tasks complete
310	>	* getCompletedTaskCount increases, but doesn't overestimate,
311	>	* when tasks complete
312		*/
313	<	public void testGetCompletedTaskCount() {
314	<	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
315	<	assertEquals(0, p2.getCompletedTaskCount());
316	<	p2.execute(new SmallRunnable());
317	<	try {
318	<	Thread.sleep(MEDIUM_DELAY_MS);
319	<	} catch(Exception e){
320	<	unexpectedException();
313	>	public void testGetCompletedTaskCount() throws InterruptedException {
314	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2);
315	>	final CountDownLatch threadStarted = new CountDownLatch(1);
316	>	final CountDownLatch threadProceed = new CountDownLatch(1);
317	>	final CountDownLatch threadDone = new CountDownLatch(1);
318	>	try {
319	>	assertEquals(0, p.getCompletedTaskCount());
320	>	p.execute(new CheckedRunnable() {
321	>	public void realRun() throws InterruptedException {
322	>	threadStarted.countDown();
323	>	assertEquals(0, p.getCompletedTaskCount());
324	>	threadProceed.await();
325	>	threadDone.countDown();
326	>	}});
327	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
328	>	assertEquals(0, p.getCompletedTaskCount());
329	>	threadProceed.countDown();
330	>	threadDone.await();
331	>	delay(SHORT_DELAY_MS);
332	>	assertEquals(1, p.getCompletedTaskCount());
333	>	} finally {
334	>	joinPool(p);
335		}
265	–	assertEquals(1, p2.getCompletedTaskCount());
266	–	joinPool(p2);
336		}
337	<
337	>
338		/**
339	<	*  getCorePoolSize returns size given in constructor if not otherwise set
339	>	* getCorePoolSize returns size given in constructor if not otherwise set
340		*/
341	<	public void testGetCorePoolSize() {
342	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
343	<	assertEquals(1, p1.getCorePoolSize());
344	<	joinPool(p1);
341	>	public void testGetCorePoolSize() throws InterruptedException {
342	>	ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
343	>	assertEquals(1, p.getCorePoolSize());
344	>	joinPool(p);
345		}
346	<
346	>
347		/**
348	<	*    getLargestPoolSize increases, but doesn't overestimate, when
349	<	*   multiple threads active
348	>	* getLargestPoolSize increases, but doesn't overestimate, when
349	>	* multiple threads active
350		*/
351	<	public void testGetLargestPoolSize() {
352	<	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
353	<	assertEquals(0, p2.getLargestPoolSize());
354	<	p2.execute(new SmallRunnable());
355	<	p2.execute(new SmallRunnable());
356	<	try {
357	<	Thread.sleep(SHORT_DELAY_MS);
358	<	} catch(Exception e){
359	<	unexpectedException();
351	>	public void testGetLargestPoolSize() throws InterruptedException {
352	>	final int THREADS = 3;
353	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(THREADS);
354	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
355	>	final CountDownLatch done = new CountDownLatch(1);
356	>	try {
357	>	assertEquals(0, p.getLargestPoolSize());
358	>	for (int i = 0; i < THREADS; i++)
359	>	p.execute(new CheckedRunnable() {
360	>	public void realRun() throws InterruptedException {
361	>	threadsStarted.countDown();
362	>	done.await();
363	>	assertEquals(THREADS, p.getLargestPoolSize());
364	>	}});
365	>	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
366	>	assertEquals(THREADS, p.getLargestPoolSize());
367	>	} finally {
368	>	done.countDown();
369	>	joinPool(p);
370	>	assertEquals(THREADS, p.getLargestPoolSize());
371		}
292	–	assertEquals(2, p2.getLargestPoolSize());
293	–	joinPool(p2);
372		}
373	<
373	>
374		/**
375	<	*   getPoolSize increases, but doesn't overestimate, when threads
376	<	*   become active
375	>	* getPoolSize increases, but doesn't overestimate, when threads
376	>	* become active
377		*/
378	<	public void testGetPoolSize() {
379	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
380	<	assertEquals(0, p1.getPoolSize());
381	<	p1.execute(new SmallRunnable());
382	<	assertEquals(1, p1.getPoolSize());
383	<	joinPool(p1);
378	>	public void testGetPoolSize() throws InterruptedException {
379	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
380	>	final CountDownLatch threadStarted = new CountDownLatch(1);
381	>	final CountDownLatch done = new CountDownLatch(1);
382	>	try {
383	>	assertEquals(0, p.getPoolSize());
384	>	p.execute(new CheckedRunnable() {
385	>	public void realRun() throws InterruptedException {
386	>	threadStarted.countDown();
387	>	assertEquals(1, p.getPoolSize());
388	>	done.await();
389	>	}});
390	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
391	>	assertEquals(1, p.getPoolSize());
392	>	} finally {
393	>	done.countDown();
394	>	joinPool(p);
395	>	}
396		}
397	<
397	>
398		/**
399	<	*    getTaskCount increases, but doesn't overestimate, when tasks
400	<	*    submitted
399	>	* getTaskCount increases, but doesn't overestimate, when tasks
400	>	* submitted
401		*/
402	<	public void testGetTaskCount() {
403	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
404	<	assertEquals(0, p1.getTaskCount());
405	<	for(int i = 0; i < 5; i++)
406	<	p1.execute(new SmallRunnable());
407	<	try {
408	<	Thread.sleep(SHORT_DELAY_MS);
409	<	} catch(Exception e){
410	<	unexpectedException();
402	>	public void testGetTaskCount() throws InterruptedException {
403	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
404	>	final CountDownLatch threadStarted = new CountDownLatch(1);
405	>	final CountDownLatch done = new CountDownLatch(1);
406	>	final int TASKS = 5;
407	>	try {
408	>	assertEquals(0, p.getTaskCount());
409	>	for (int i = 0; i < TASKS; i++)
410	>	p.execute(new CheckedRunnable() {
411	>	public void realRun() throws InterruptedException {
412	>	threadStarted.countDown();
413	>	done.await();
414	>	}});
415	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
416	>	assertEquals(TASKS, p.getTaskCount());
417	>	} finally {
418	>	done.countDown();
419	>	joinPool(p);
420		}
322	–	assertEquals(5, p1.getTaskCount());
323	–	joinPool(p1);
421		}
422
423	<	/**
423	>	/**
424		* getThreadFactory returns factory in constructor if not set
425		*/
426	<	public void testGetThreadFactory() {
426	>	public void testGetThreadFactory() throws InterruptedException {
427		ThreadFactory tf = new SimpleThreadFactory();
428	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
428	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
429		assertSame(tf, p.getThreadFactory());
333	–	p.shutdown();
430		joinPool(p);
431		}
432
433	<	/**
433	>	/**
434		* setThreadFactory sets the thread factory returned by getThreadFactory
435		*/
436	<	public void testSetThreadFactory() {
436	>	public void testSetThreadFactory() throws InterruptedException {
437		ThreadFactory tf = new SimpleThreadFactory();
438	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
438	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
439		p.setThreadFactory(tf);
440		assertSame(tf, p.getThreadFactory());
345	–	p.shutdown();
441		joinPool(p);
442		}
443
444	<	/**
444	>	/**
445		* setThreadFactory(null) throws NPE
446		*/
447	<	public void testSetThreadFactoryNull() {
448	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
447	>	public void testSetThreadFactoryNull() throws InterruptedException {
448	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
449		try {
450		p.setThreadFactory(null);
451		shouldThrow();
#	Line 359 | Line 454 | public class ScheduledExecutorTest exten
454		joinPool(p);
455		}
456		}
457	<
457	>
458		/**
459	<	*   is isShutDown is false before shutdown, true after
459	>	* isShutdown is false before shutdown, true after
460		*/
461		public void testIsShutdown() {
462	<
463	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
462	>
463	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
464		try {
465	<	assertFalse(p1.isShutdown());
465	>	assertFalse(p.isShutdown());
466		}
467		finally {
468	<	p1.shutdown();
468	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
469		}
470	<	assertTrue(p1.isShutdown());
470	>	assertTrue(p.isShutdown());
471		}
472
378	–
473		/**
474	<	*   isTerminated is false before termination, true after
474	>	* isTerminated is false before termination, true after
475		*/
476	<	public void testIsTerminated() {
477	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
476	>	public void testIsTerminated() throws InterruptedException {
477	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
478	>	final CountDownLatch threadStarted = new CountDownLatch(1);
479	>	final CountDownLatch done = new CountDownLatch(1);
480	>	assertFalse(p.isTerminated());
481		try {
482	<	p1.execute(new SmallRunnable());
482	>	p.execute(new CheckedRunnable() {
483	>	public void realRun() throws InterruptedException {
484	>	assertFalse(p.isTerminated());
485	>	threadStarted.countDown();
486	>	done.await();
487	>	}});
488	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
489	>	assertFalse(p.isTerminating());
490	>	done.countDown();
491		} finally {
492	<	p1.shutdown();
492	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
493		}
494	<	try {
495	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
391	<	assertTrue(p1.isTerminated());
392	<	} catch(Exception e){
393	<	unexpectedException();
394	<	}
494	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
495	>	assertTrue(p.isTerminated());
496		}
497
498		/**
499	<	*  isTerminating is not true when running or when terminated
499	>	* isTerminating is not true when running or when terminated
500		*/
501	<	public void testIsTerminating() {
502	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
503	<	assertFalse(p1.isTerminating());
504	<	try {
505	<	p1.execute(new SmallRunnable());
506	<	assertFalse(p1.isTerminating());
501	>	public void testIsTerminating() throws InterruptedException {
502	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
503	>	final CountDownLatch threadStarted = new CountDownLatch(1);
504	>	final CountDownLatch done = new CountDownLatch(1);
505	>	try {
506	>	assertFalse(p.isTerminating());
507	>	p.execute(new CheckedRunnable() {
508	>	public void realRun() throws InterruptedException {
509	>	assertFalse(p.isTerminating());
510	>	threadStarted.countDown();
511	>	done.await();
512	>	}});
513	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
514	>	assertFalse(p.isTerminating());
515	>	done.countDown();
516		} finally {
517	<	p1.shutdown();
517	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
518		}
519	<	try {
520	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
521	<	assertTrue(p1.isTerminated());
412	<	assertFalse(p1.isTerminating());
413	<	} catch(Exception e){
414	<	unexpectedException();
415	<	}
519	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
520	>	assertTrue(p.isTerminated());
521	>	assertFalse(p.isTerminating());
522		}
523
524		/**
525		* getQueue returns the work queue, which contains queued tasks
526		*/
527	<	public void testGetQueue() {
528	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
529	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
530	<	for(int i = 0; i < 5; i++){
425	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
426	<	}
527	>	public void testGetQueue() throws InterruptedException {
528	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
529	>	final CountDownLatch threadStarted = new CountDownLatch(1);
530	>	final CountDownLatch done = new CountDownLatch(1);
531		try {
532	<	Thread.sleep(SHORT_DELAY_MS);
533	<	BlockingQueue<Runnable> q = p1.getQueue();
534	<	assertTrue(q.contains(tasks[4]));
532	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
533	>	for (int i = 0; i < tasks.length; i++) {
534	>	Runnable r = new CheckedRunnable() {
535	>	public void realRun() throws InterruptedException {
536	>	threadStarted.countDown();
537	>	done.await();
538	>	}};
539	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
540	>	}
541	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
542	>	BlockingQueue<Runnable> q = p.getQueue();
543	>	assertTrue(q.contains(tasks[tasks.length - 1]));
544		assertFalse(q.contains(tasks[0]));
432	–	p1.shutdownNow();
433	–	} catch(Exception e) {
434	–	unexpectedException();
545		} finally {
546	<	joinPool(p1);
546	>	done.countDown();
547	>	joinPool(p);
548		}
549		}
550
551		/**
552		* remove(task) removes queued task, and fails to remove active task
553		*/
554	<	public void testRemove() {
555	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
554	>	public void testRemove() throws InterruptedException {
555	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
556		ScheduledFuture[] tasks = new ScheduledFuture[5];
557	<	for(int i = 0; i < 5; i++){
558	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
448	<	}
557	>	final CountDownLatch threadStarted = new CountDownLatch(1);
558	>	final CountDownLatch done = new CountDownLatch(1);
559		try {
560	<	Thread.sleep(SHORT_DELAY_MS);
561	<	BlockingQueue<Runnable> q = p1.getQueue();
562	<	assertFalse(p1.remove((Runnable)tasks[0]));
560	>	for (int i = 0; i < tasks.length; i++) {
561	>	Runnable r = new CheckedRunnable() {
562	>	public void realRun() throws InterruptedException {
563	>	threadStarted.countDown();
564	>	done.await();
565	>	}};
566	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
567	>	}
568	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
569	>	BlockingQueue<Runnable> q = p.getQueue();
570	>	assertFalse(p.remove((Runnable)tasks[0]));
571		assertTrue(q.contains((Runnable)tasks[4]));
572		assertTrue(q.contains((Runnable)tasks[3]));
573	<	assertTrue(p1.remove((Runnable)tasks[4]));
574	<	assertFalse(p1.remove((Runnable)tasks[4]));
573	>	assertTrue(p.remove((Runnable)tasks[4]));
574	>	assertFalse(p.remove((Runnable)tasks[4]));
575		assertFalse(q.contains((Runnable)tasks[4]));
576		assertTrue(q.contains((Runnable)tasks[3]));
577	<	assertTrue(p1.remove((Runnable)tasks[3]));
577	>	assertTrue(p.remove((Runnable)tasks[3]));
578		assertFalse(q.contains((Runnable)tasks[3]));
461	–	p1.shutdownNow();
462	–	} catch(Exception e) {
463	–	unexpectedException();
579		} finally {
580	<	joinPool(p1);
580	>	done.countDown();
581	>	joinPool(p);
582		}
583		}
584
585		/**
586	<	*  purge removes cancelled tasks from the queue
586	>	* purge eventually removes cancelled tasks from the queue
587		*/
588	<	public void testPurge() {
589	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
588	>	public void testPurge() throws InterruptedException {
589	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
590		ScheduledFuture[] tasks = new ScheduledFuture[5];
591	<	for(int i = 0; i < 5; i++){
592	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
591	>	for (int i = 0; i < tasks.length; i++)
592	>	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(),
593	>	LONG_DELAY_MS, MILLISECONDS);
594	>	try {
595	>	int max = tasks.length;
596	>	if (tasks[4].cancel(true)) --max;
597	>	if (tasks[3].cancel(true)) --max;
598	>	// There must eventually be an interference-free point at
599	>	// which purge will not fail. (At worst, when queue is empty.)
600	>	long startTime = System.nanoTime();
601	>	do {
602	>	p.purge();
603	>	long count = p.getTaskCount();
604	>	if (count == max)
605	>	return;
606	>	} while (millisElapsedSince(startTime) < MEDIUM_DELAY_MS);
607	>	fail("Purge failed to remove cancelled tasks");
608	>	} finally {
609	>	for (ScheduledFuture task : tasks)
610	>	task.cancel(true);
611	>	joinPool(p);
612		}
478	–	int max = 5;
479	–	if (tasks[4].cancel(true)) --max;
480	–	if (tasks[3].cancel(true)) --max;
481	–	p1.purge();
482	–	long count = p1.getTaskCount();
483	–	assertTrue(count > 0 && count <= max);
484	–	joinPool(p1);
613		}
614
615		/**
616	<	*  shutDownNow returns a list containing tasks that were not run
617	<	*/
618	<	public void testShutDownNow() {
619	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
620	<	for(int i = 0; i < 5; i++)
621	<	p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
622	<	List l = p1.shutdownNow();
623	<	assertTrue(p1.isShutdown());
624	<	assertTrue(l.size() > 0 && l.size() <= 5);
625	<	joinPool(p1);
616	>	* shutdownNow returns a list containing tasks that were not run
617	>	*/
618	>	public void testShutdownNow() {
619	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
620	>	for (int i = 0; i < 5; i++)
621	>	p.schedule(new SmallPossiblyInterruptedRunnable(),
622	>	LONG_DELAY_MS, MILLISECONDS);
623	>	try {
624	>	List<Runnable> l = p.shutdownNow();
625	>	assertTrue(p.isShutdown());
626	>	assertEquals(5, l.size());
627	>	} catch (SecurityException ok) {
628	>	// Allowed in case test doesn't have privs
629	>	} finally {
630	>	joinPool(p);
631	>	}
632		}
633
634		/**
635		* In default setting, shutdown cancels periodic but not delayed
636		* tasks at shutdown
637		*/
638	<	public void testShutDown1() {
639	<	try {
640	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
641	<	assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
508	<	assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
638	>	public void testShutdown1() throws InterruptedException {
639	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
640	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
641	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
642
643	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
644	<	for(int i = 0; i < 5; i++)
645	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
646	<	p1.shutdown();
647	<	BlockingQueue q = p1.getQueue();
648	<	for (Iterator it = q.iterator(); it.hasNext();) {
649	<	ScheduledFuture t = (ScheduledFuture)it.next();
650	<	assertFalse(t.isCancelled());
651	<	}
652	<	assertTrue(p1.isShutdown());
520	<	Thread.sleep(SMALL_DELAY_MS);
521	<	for (int i = 0; i < 5; ++i) {
522	<	assertTrue(tasks[i].isDone());
523	<	assertFalse(tasks[i].isCancelled());
524	<	}
525	<
643	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
644	>	for (int i = 0; i < tasks.length; i++)
645	>	tasks[i] = p.schedule(new NoOpRunnable(),
646	>	SHORT_DELAY_MS, MILLISECONDS);
647	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
648	>	BlockingQueue<Runnable> q = p.getQueue();
649	>	for (ScheduledFuture task : tasks) {
650	>	assertFalse(task.isDone());
651	>	assertFalse(task.isCancelled());
652	>	assertTrue(q.contains(task));
653		}
654	<	catch(Exception ex) {
655	<	unexpectedException();
654	>	assertTrue(p.isShutdown());
655	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
656	>	assertTrue(p.isTerminated());
657	>	for (ScheduledFuture task : tasks) {
658	>	assertTrue(task.isDone());
659	>	assertFalse(task.isCancelled());
660		}
661		}
662
532	–
663		/**
664		* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
665		* delayed tasks are cancelled at shutdown
666		*/
667	<	public void testShutDown2() {
668	<	try {
669	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
670	<	p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
671	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
672	<	for(int i = 0; i < 5; i++)
673	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
674	<	p1.shutdown();
675	<	assertTrue(p1.isShutdown());
676	<	BlockingQueue q = p1.getQueue();
677	<	assertTrue(q.isEmpty());
678	<	Thread.sleep(SMALL_DELAY_MS);
679	<	assertTrue(p1.isTerminated());
680	<	}
681	<	catch(Exception ex) {
682	<	unexpectedException();
667	>	public void testShutdown2() throws InterruptedException {
668	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
669	>	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
670	>	assertFalse(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
671	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
672	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
673	>	for (int i = 0; i < tasks.length; i++)
674	>	tasks[i] = p.schedule(new NoOpRunnable(),
675	>	SHORT_DELAY_MS, MILLISECONDS);
676	>	BlockingQueue q = p.getQueue();
677	>	assertEquals(tasks.length, q.size());
678	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
679	>	assertTrue(p.isShutdown());
680	>	assertTrue(q.isEmpty());
681	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
682	>	assertTrue(p.isTerminated());
683	>	for (ScheduledFuture task : tasks) {
684	>	assertTrue(task.isDone());
685	>	assertTrue(task.isCancelled());
686		}
687		}
688
556	–
689		/**
690		* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
691	<	* periodic tasks are not cancelled at shutdown
691	>	* periodic tasks are cancelled at shutdown
692		*/
693	<	public void testShutDown3() {
694	<	try {
695	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
696	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
697	<	ScheduledFuture task =
698	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
699	<	p1.shutdown();
700	<	assertTrue(p1.isShutdown());
701	<	BlockingQueue q = p1.getQueue();
702	<	assertTrue(q.isEmpty());
703	<	Thread.sleep(SHORT_DELAY_MS);
704	<	assertTrue(p1.isTerminated());
705	<	}
706	<	catch(Exception ex) {
707	<	unexpectedException();
708	<	}
693	>	public void testShutdown3() throws InterruptedException {
694	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
695	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
696	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
697	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
698	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
699	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
700	>	long initialDelay = LONG_DELAY_MS;
701	>	ScheduledFuture task =
702	>	p.scheduleAtFixedRate(new NoOpRunnable(), initialDelay,
703	>	5, MILLISECONDS);
704	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
705	>	assertTrue(p.isShutdown());
706	>	assertTrue(p.getQueue().isEmpty());
707	>	assertTrue(task.isDone());
708	>	assertTrue(task.isCancelled());
709	>	joinPool(p);
710		}
711
712		/**
713		* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
714	<	* periodic tasks are cancelled at shutdown
714	>	* periodic tasks are not cancelled at shutdown
715		*/
716	<	public void testShutDown4() {
717	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
718	<	try {
719	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
716	>	public void testShutdown4() throws InterruptedException {
717	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
718	>	final CountDownLatch counter = new CountDownLatch(2);
719	>	try {
720	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
721	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
722	>	assertTrue(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
723	>	final Runnable r = new CheckedRunnable() {
724	>	public void realRun() {
725	>	counter.countDown();
726	>	}};
727		ScheduledFuture task =
728	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
728	>	p.scheduleAtFixedRate(r, 1, 1, MILLISECONDS);
729	>	assertFalse(task.isDone());
730		assertFalse(task.isCancelled());
731	<	p1.shutdown();
731	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
732		assertFalse(task.isCancelled());
733	<	assertFalse(p1.isTerminated());
734	<	assertTrue(p1.isShutdown());
735	<	Thread.sleep(SHORT_DELAY_MS);
733	>	assertFalse(p.isTerminated());
734	>	assertTrue(p.isShutdown());
735	>	assertTrue(counter.await(SMALL_DELAY_MS, MILLISECONDS));
736		assertFalse(task.isCancelled());
737	<	task.cancel(true);
737	>	assertTrue(task.cancel(false));
738	>	assertTrue(task.isDone());
739		assertTrue(task.isCancelled());
740	<	Thread.sleep(SHORT_DELAY_MS);
741	<	assertTrue(p1.isTerminated());
600	<	}
601	<	catch(Exception ex) {
602	<	unexpectedException();
740	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
741	>	assertTrue(p.isTerminated());
742		}
743		finally {
744	<	p1.shutdownNow();
744	>	joinPool(p);
745		}
746		}
747
748		/**
749		* completed submit of callable returns result
750		*/
751	<	public void testSubmitCallable() {
751	>	public void testSubmitCallable() throws Exception {
752		ExecutorService e = new ScheduledThreadPoolExecutor(2);
753		try {
754		Future<String> future = e.submit(new StringTask());
755		String result = future.get();
756		assertSame(TEST_STRING, result);
618	–	}
619	–	catch (ExecutionException ex) {
620	–	unexpectedException();
621	–	}
622	–	catch (InterruptedException ex) {
623	–	unexpectedException();
757		} finally {
758		joinPool(e);
759		}
#	Line 629 | Line 762 | public class ScheduledExecutorTest exten
762		/**
763		* completed submit of runnable returns successfully
764		*/
765	<	public void testSubmitRunnable() {
765	>	public void testSubmitRunnable() throws Exception {
766		ExecutorService e = new ScheduledThreadPoolExecutor(2);
767		try {
768		Future<?> future = e.submit(new NoOpRunnable());
769		future.get();
770		assertTrue(future.isDone());
638	–	}
639	–	catch (ExecutionException ex) {
640	–	unexpectedException();
641	–	}
642	–	catch (InterruptedException ex) {
643	–	unexpectedException();
771		} finally {
772		joinPool(e);
773		}
#	Line 649 | Line 776 | public class ScheduledExecutorTest exten
776		/**
777		* completed submit of (runnable, result) returns result
778		*/
779	<	public void testSubmitRunnable2() {
779	>	public void testSubmitRunnable2() throws Exception {
780		ExecutorService e = new ScheduledThreadPoolExecutor(2);
781		try {
782		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
783		String result = future.get();
784		assertSame(TEST_STRING, result);
658	–	}
659	–	catch (ExecutionException ex) {
660	–	unexpectedException();
661	–	}
662	–	catch (InterruptedException ex) {
663	–	unexpectedException();
785		} finally {
786		joinPool(e);
787		}
788		}
789
669	–
670	–
671	–
672	–
790		/**
791		* invokeAny(null) throws NPE
792		*/
793	<	public void testInvokeAny1() {
793	>	public void testInvokeAny1() throws Exception {
794		ExecutorService e = new ScheduledThreadPoolExecutor(2);
795		try {
796		e.invokeAny(null);
797	+	shouldThrow();
798		} catch (NullPointerException success) {
681	–	} catch(Exception ex) {
682	–	unexpectedException();
799		} finally {
800		joinPool(e);
801		}
#	Line 688 | Line 804 | public class ScheduledExecutorTest exten
804		/**
805		* invokeAny(empty collection) throws IAE
806		*/
807	<	public void testInvokeAny2() {
807	>	public void testInvokeAny2() throws Exception {
808		ExecutorService e = new ScheduledThreadPoolExecutor(2);
809		try {
810		e.invokeAny(new ArrayList<Callable<String>>());
811	+	shouldThrow();
812		} catch (IllegalArgumentException success) {
696	–	} catch(Exception ex) {
697	–	unexpectedException();
813		} finally {
814		joinPool(e);
815		}
#	Line 703 | Line 818 | public class ScheduledExecutorTest exten
818		/**
819		* invokeAny(c) throws NPE if c has null elements
820		*/
821	<	public void testInvokeAny3() {
821	>	public void testInvokeAny3() throws Exception {
822	>	CountDownLatch latch = new CountDownLatch(1);
823		ExecutorService e = new ScheduledThreadPoolExecutor(2);
824	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
825	+	l.add(latchAwaitingStringTask(latch));
826	+	l.add(null);
827		try {
709	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
710	–	l.add(new StringTask());
711	–	l.add(null);
828		e.invokeAny(l);
829	+	shouldThrow();
830		} catch (NullPointerException success) {
714	–	} catch(Exception ex) {
715	–	unexpectedException();
831		} finally {
832	+	latch.countDown();
833		joinPool(e);
834		}
835		}
#	Line 721 | Line 837 | public class ScheduledExecutorTest exten
837		/**
838		* invokeAny(c) throws ExecutionException if no task completes
839		*/
840	<	public void testInvokeAny4() {
840	>	public void testInvokeAny4() throws Exception {
841		ExecutorService e = new ScheduledThreadPoolExecutor(2);
842	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
843	+	l.add(new NPETask());
844		try {
727	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
728	–	l.add(new NPETask());
845		e.invokeAny(l);
846	+	shouldThrow();
847		} catch (ExecutionException success) {
848	<	} catch(Exception ex) {
732	<	unexpectedException();
848	>	assertTrue(success.getCause() instanceof NullPointerException);
849		} finally {
850		joinPool(e);
851		}
#	Line 738 | Line 854 | public class ScheduledExecutorTest exten
854		/**
855		* invokeAny(c) returns result of some task
856		*/
857	<	public void testInvokeAny5() {
857	>	public void testInvokeAny5() throws Exception {
858		ExecutorService e = new ScheduledThreadPoolExecutor(2);
859		try {
860	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
860	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
861		l.add(new StringTask());
862		l.add(new StringTask());
863		String result = e.invokeAny(l);
864		assertSame(TEST_STRING, result);
749	–	} catch (ExecutionException success) {
750	–	} catch(Exception ex) {
751	–	unexpectedException();
865		} finally {
866		joinPool(e);
867		}
#	Line 757 | Line 870 | public class ScheduledExecutorTest exten
870		/**
871		* invokeAll(null) throws NPE
872		*/
873	<	public void testInvokeAll1() {
873	>	public void testInvokeAll1() throws Exception {
874		ExecutorService e = new ScheduledThreadPoolExecutor(2);
875		try {
876		e.invokeAll(null);
877	+	shouldThrow();
878		} catch (NullPointerException success) {
765	–	} catch(Exception ex) {
766	–	unexpectedException();
879		} finally {
880		joinPool(e);
881		}
#	Line 772 | Line 884 | public class ScheduledExecutorTest exten
884		/**
885		* invokeAll(empty collection) returns empty collection
886		*/
887	<	public void testInvokeAll2() {
887	>	public void testInvokeAll2() throws Exception {
888		ExecutorService e = new ScheduledThreadPoolExecutor(2);
889		try {
890		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
891		assertTrue(r.isEmpty());
780	–	} catch(Exception ex) {
781	–	unexpectedException();
892		} finally {
893		joinPool(e);
894		}
#	Line 787 | Line 897 | public class ScheduledExecutorTest exten
897		/**
898		* invokeAll(c) throws NPE if c has null elements
899		*/
900	<	public void testInvokeAll3() {
900	>	public void testInvokeAll3() throws Exception {
901		ExecutorService e = new ScheduledThreadPoolExecutor(2);
902	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
903	+	l.add(new StringTask());
904	+	l.add(null);
905		try {
793	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
794	–	l.add(new StringTask());
795	–	l.add(null);
906		e.invokeAll(l);
907	+	shouldThrow();
908		} catch (NullPointerException success) {
798	–	} catch(Exception ex) {
799	–	unexpectedException();
909		} finally {
910		joinPool(e);
911		}
#	Line 805 | Line 914 | public class ScheduledExecutorTest exten
914		/**
915		* get of invokeAll(c) throws exception on failed task
916		*/
917	<	public void testInvokeAll4() {
917	>	public void testInvokeAll4() throws Exception {
918		ExecutorService e = new ScheduledThreadPoolExecutor(2);
919	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
920	+	l.add(new NPETask());
921	+	List<Future<String>> futures = e.invokeAll(l);
922	+	assertEquals(1, futures.size());
923		try {
924	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
925	<	l.add(new NPETask());
926	<	List<Future<String>> result = e.invokeAll(l);
927	<	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();
924	>	futures.get(0).get();
925	>	shouldThrow();
926	>	} catch (ExecutionException success) {
927	>	assertTrue(success.getCause() instanceof NullPointerException);
928		} finally {
929		joinPool(e);
930		}
#	Line 825 | Line 933 | public class ScheduledExecutorTest exten
933		/**
934		* invokeAll(c) returns results of all completed tasks
935		*/
936	<	public void testInvokeAll5() {
936	>	public void testInvokeAll5() throws Exception {
937		ExecutorService e = new ScheduledThreadPoolExecutor(2);
938		try {
939	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
939	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
940		l.add(new StringTask());
941		l.add(new StringTask());
942	<	List<Future<String>> result = e.invokeAll(l);
943	<	assertEquals(2, result.size());
944	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
945	<	assertSame(TEST_STRING, it.next().get());
942	>	List<Future<String>> futures = e.invokeAll(l);
943	>	assertEquals(2, futures.size());
944	>	for (Future<String> future : futures)
945	>	assertSame(TEST_STRING, future.get());
946	>	} finally {
947	>	joinPool(e);
948	>	}
949	>	}
950	>
951	>	/**
952	>	* timed invokeAny(null) throws NPE
953	>	*/
954	>	public void testTimedInvokeAny1() throws Exception {
955	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
956	>	try {
957	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
958	>	shouldThrow();
959	>	} catch (NullPointerException success) {
960	>	} finally {
961	>	joinPool(e);
962	>	}
963	>	}
964	>
965	>	/**
966	>	* timed invokeAny(,,null) throws NPE
967	>	*/
968	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
969	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
970	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
971	>	l.add(new StringTask());
972	>	try {
973	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
974	>	shouldThrow();
975	>	} catch (NullPointerException success) {
976	>	} finally {
977	>	joinPool(e);
978	>	}
979	>	}
980	>
981	>	/**
982	>	* timed invokeAny(empty collection) throws IAE
983	>	*/
984	>	public void testTimedInvokeAny2() throws Exception {
985	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
986	>	try {
987	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
988	>	shouldThrow();
989	>	} catch (IllegalArgumentException success) {
990	>	} finally {
991	>	joinPool(e);
992	>	}
993	>	}
994	>
995	>	/**
996	>	* timed invokeAny(c) throws NPE if c has null elements
997	>	*/
998	>	public void testTimedInvokeAny3() throws Exception {
999	>	CountDownLatch latch = new CountDownLatch(1);
1000	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1001	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1002	>	l.add(latchAwaitingStringTask(latch));
1003	>	l.add(null);
1004	>	try {
1005	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1006	>	shouldThrow();
1007	>	} catch (NullPointerException success) {
1008	>	} finally {
1009	>	latch.countDown();
1010	>	joinPool(e);
1011	>	}
1012	>	}
1013	>
1014	>	/**
1015	>	* timed invokeAny(c) throws ExecutionException if no task completes
1016	>	*/
1017	>	public void testTimedInvokeAny4() throws Exception {
1018	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1019	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1020	>	l.add(new NPETask());
1021	>	try {
1022	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1023	>	shouldThrow();
1024	>	} catch (ExecutionException success) {
1025	>	assertTrue(success.getCause() instanceof NullPointerException);
1026	>	} finally {
1027	>	joinPool(e);
1028	>	}
1029	>	}
1030	>
1031	>	/**
1032	>	* timed invokeAny(c) returns result of some task
1033	>	*/
1034	>	public void testTimedInvokeAny5() throws Exception {
1035	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1036	>	try {
1037	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1038	>	l.add(new StringTask());
1039	>	l.add(new StringTask());
1040	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1041	>	assertSame(TEST_STRING, result);
1042	>	} finally {
1043	>	joinPool(e);
1044	>	}
1045	>	}
1046	>
1047	>	/**
1048	>	* timed invokeAll(null) throws NPE
1049	>	*/
1050	>	public void testTimedInvokeAll1() throws Exception {
1051	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1052	>	try {
1053	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1054	>	shouldThrow();
1055	>	} catch (NullPointerException success) {
1056	>	} finally {
1057	>	joinPool(e);
1058	>	}
1059	>	}
1060	>
1061	>	/**
1062	>	* timed invokeAll(,,null) throws NPE
1063	>	*/
1064	>	public void testTimedInvokeAllNullTimeUnit() throws Exception {
1065	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1066	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1067	>	l.add(new StringTask());
1068	>	try {
1069	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1070	>	shouldThrow();
1071	>	} catch (NullPointerException success) {
1072	>	} finally {
1073	>	joinPool(e);
1074	>	}
1075	>	}
1076	>
1077	>	/**
1078	>	* timed invokeAll(empty collection) returns empty collection
1079	>	*/
1080	>	public void testTimedInvokeAll2() throws Exception {
1081	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1082	>	try {
1083	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1084	>	assertTrue(r.isEmpty());
1085	>	} finally {
1086	>	joinPool(e);
1087	>	}
1088	>	}
1089	>
1090	>	/**
1091	>	* timed invokeAll(c) throws NPE if c has null elements
1092	>	*/
1093	>	public void testTimedInvokeAll3() throws Exception {
1094	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1095	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1096	>	l.add(new StringTask());
1097	>	l.add(null);
1098	>	try {
1099	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1100	>	shouldThrow();
1101	>	} catch (NullPointerException success) {
1102	>	} finally {
1103	>	joinPool(e);
1104	>	}
1105	>	}
1106	>
1107	>	/**
1108	>	* get of element of invokeAll(c) throws exception on failed task
1109	>	*/
1110	>	public void testTimedInvokeAll4() throws Exception {
1111	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1112	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1113	>	l.add(new NPETask());
1114	>	List<Future<String>> futures =
1115	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1116	>	assertEquals(1, futures.size());
1117	>	try {
1118	>	futures.get(0).get();
1119	>	shouldThrow();
1120		} catch (ExecutionException success) {
1121	<	} catch(Exception ex) {
1122	<	unexpectedException();
1121	>	assertTrue(success.getCause() instanceof NullPointerException);
1122	>	} finally {
1123	>	joinPool(e);
1124	>	}
1125	>	}
1126	>
1127	>	/**
1128	>	* timed invokeAll(c) returns results of all completed tasks
1129	>	*/
1130	>	public void testTimedInvokeAll5() throws Exception {
1131	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1132	>	try {
1133	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1134	>	l.add(new StringTask());
1135	>	l.add(new StringTask());
1136	>	List<Future<String>> futures =
1137	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1138	>	assertEquals(2, futures.size());
1139	>	for (Future<String> future : futures)
1140	>	assertSame(TEST_STRING, future.get());
1141		} finally {
1142		joinPool(e);
1143		}
1144		}
1145
1146	+	/**
1147	+	* timed invokeAll(c) cancels tasks not completed by timeout
1148	+	*/
1149	+	public void testTimedInvokeAll6() throws Exception {
1150	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1151	+	try {
1152	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1153	+	l.add(new StringTask());
1154	+	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1155	+	l.add(new StringTask());
1156	+	List<Future<String>> futures =
1157	+	e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1158	+	assertEquals(3, futures.size());
1159	+	Iterator<Future<String>> it = futures.iterator();
1160	+	Future<String> f1 = it.next();
1161	+	Future<String> f2 = it.next();
1162	+	Future<String> f3 = it.next();
1163	+	assertTrue(f1.isDone());
1164	+	assertTrue(f2.isDone());
1165	+	assertTrue(f3.isDone());
1166	+	assertFalse(f1.isCancelled());
1167	+	assertTrue(f2.isCancelled());
1168	+	} finally {
1169	+	joinPool(e);
1170	+	}
1171	+	}
1172
1173		}

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