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Comparing jsr166/src/test/tck/ScheduledExecutorSubclassTest.java (file contents):
Revision 1.5 by jsr166, Fri Nov 20 16:00:19 2009 UTC vs.
Revision 1.31 by jsr166, Tue Sep 24 18:35:21 2013 UTC

#	Line 1 | Line 1
1		/*
2		* Written by Doug Lea with assistance from members of JCP JSR-166
3		* Expert Group and released to the public domain, as explained at
4	<	* http://creativecommons.org/licenses/publicdomain
4	>	* http://creativecommons.org/publicdomain/zero/1.0/
5		*/
6
7		import junit.framework.*;
8		import java.util.*;
9		import java.util.concurrent.*;
10	<	import java.util.concurrent.atomic.*;
10	>	import static java.util.concurrent.TimeUnit.MILLISECONDS;
11	>	import java.util.concurrent.atomic.AtomicInteger;
12
13		public class ScheduledExecutorSubclassTest extends JSR166TestCase {
14		public static void main(String[] args) {
15	<	junit.textui.TestRunner.run (suite());
15	>	junit.textui.TestRunner.run(suite());
16		}
17		public static Test suite() {
18	<	return new TestSuite(ScheduledExecutorSubclassTest.class);
18	>	return new TestSuite(ScheduledExecutorSubclassTest.class);
19		}
20
21		static class CustomTask<V> implements RunnableScheduledFuture<V> {
#	Line 35 | Line 36 | public class ScheduledExecutorSubclassTe
36		}
37		public boolean isCancelled() { return task.isCancelled(); }
38		public boolean isDone() { return task.isDone(); }
39	<	public V get() throws InterruptedException,  ExecutionException {
39	>	public V get() throws InterruptedException, ExecutionException {
40		V v = task.get();
41		assertTrue(ran);
42		return v;
43		}
44	<	public V get(long time, TimeUnit unit) throws InterruptedException,  ExecutionException, TimeoutException {
44	>	public V get(long time, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {
45		V v = task.get(time, unit);
46		assertTrue(ran);
47		return v;
48		}
49		}
50
50	–
51		public class CustomExecutor extends ScheduledThreadPoolExecutor {
52
53		protected <V> RunnableScheduledFuture<V> decorateTask(Runnable r, RunnableScheduledFuture<V> task) {
#	Line 57 | Line 57 | public class ScheduledExecutorSubclassTe
57		protected <V> RunnableScheduledFuture<V> decorateTask(Callable<V> c, RunnableScheduledFuture<V> task) {
58		return new CustomTask<V>(task);
59		}
60	<	CustomExecutor(int corePoolSize) { super(corePoolSize);}
60	>	CustomExecutor(int corePoolSize) { super(corePoolSize); }
61		CustomExecutor(int corePoolSize, RejectedExecutionHandler handler) {
62		super(corePoolSize, handler);
63		}
#	Line 72 | Line 72 | public class ScheduledExecutorSubclassTe
72
73		}
74
75	–
76	–
75		/**
76		* execute successfully executes a runnable
77		*/
78	<	public void testExecute() {
79	<	try {
80	<	TrackedShortRunnable runnable =new TrackedShortRunnable();
81	<	CustomExecutor p1 = new CustomExecutor(1);
82	<	p1.execute(runnable);
83	<	assertFalse(runnable.done);
84	<	Thread.sleep(SHORT_DELAY_MS);
85	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
86	<	try {
87	<	Thread.sleep(MEDIUM_DELAY_MS);
88	<	} catch (InterruptedException e) {
89	<	unexpectedException();
92	<	}
93	<	assertTrue(runnable.done);
94	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
95	<	joinPool(p1);
96	<	}
97	<	catch (Exception e) {
98	<	unexpectedException();
78	>	public void testExecute() throws InterruptedException {
79	>	CustomExecutor p = new CustomExecutor(1);
80	>	final CountDownLatch done = new CountDownLatch(1);
81	>	final Runnable task = new CheckedRunnable() {
82	>	public void realRun() {
83	>	done.countDown();
84	>	}};
85	>	try {
86	>	p.execute(task);
87	>	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
88	>	} finally {
89	>	joinPool(p);
90		}
100	–
91		}
92
103	–
93		/**
94		* delayed schedule of callable successfully executes after delay
95		*/
96	<	public void testSchedule1() {
97	<	try {
98	<	TrackedCallable callable = new TrackedCallable();
99	<	CustomExecutor p1 = new CustomExecutor(1);
100	<	Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
101	<	assertFalse(callable.done);
102	<	Thread.sleep(MEDIUM_DELAY_MS);
103	<	assertTrue(callable.done);
104	<	assertEquals(Boolean.TRUE, f.get());
105	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
106	<	joinPool(p1);
107	<	} catch (RejectedExecutionException e) {}
108	<	catch (Exception e) {
109	<	e.printStackTrace();
110	<	unexpectedException();
96	>	public void testSchedule1() throws Exception {
97	>	CustomExecutor p = new CustomExecutor(1);
98	>	final long startTime = System.nanoTime();
99	>	final CountDownLatch done = new CountDownLatch(1);
100	>	try {
101	>	Callable task = new CheckedCallable<Boolean>() {
102	>	public Boolean realCall() {
103	>	done.countDown();
104	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
105	>	return Boolean.TRUE;
106	>	}};
107	>	Future f = p.schedule(task, timeoutMillis(), MILLISECONDS);
108	>	assertSame(Boolean.TRUE, f.get());
109	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
110	>	assertTrue(done.await(0L, MILLISECONDS));
111	>	} finally {
112	>	joinPool(p);
113		}
114		}
115
116		/**
117	<	*  delayed schedule of runnable successfully executes after delay
118	<	*/
119	<	public void testSchedule3() {
120	<	try {
121	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
122	<	CustomExecutor p1 = new CustomExecutor(1);
123	<	p1.schedule(runnable, SMALL_DELAY_MS, TimeUnit.MILLISECONDS);
124	<	Thread.sleep(SHORT_DELAY_MS);
125	<	assertFalse(runnable.done);
126	<	Thread.sleep(MEDIUM_DELAY_MS);
127	<	assertTrue(runnable.done);
128	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
129	<	joinPool(p1);
130	<	} catch (Exception e) {
131	<	unexpectedException();
117	>	* delayed schedule of runnable successfully executes after delay
118	>	*/
119	>	public void testSchedule3() throws Exception {
120	>	CustomExecutor p = new CustomExecutor(1);
121	>	final long startTime = System.nanoTime();
122	>	final CountDownLatch done = new CountDownLatch(1);
123	>	try {
124	>	Runnable task = new CheckedRunnable() {
125	>	public void realRun() {
126	>	done.countDown();
127	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
128	>	}};
129	>	Future f = p.schedule(task, timeoutMillis(), MILLISECONDS);
130	>	await(done);
131	>	assertNull(f.get(LONG_DELAY_MS, MILLISECONDS));
132	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
133	>	} finally {
134	>	joinPool(p);
135		}
136		}
137
138		/**
139		* scheduleAtFixedRate executes runnable after given initial delay
140		*/
141	<	public void testSchedule4() {
142	<	try {
143	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
144	<	CustomExecutor p1 = new CustomExecutor(1);
145	<	ScheduledFuture h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
146	<	assertFalse(runnable.done);
147	<	Thread.sleep(MEDIUM_DELAY_MS);
148	<	assertTrue(runnable.done);
149	<	h.cancel(true);
150	<	joinPool(p1);
151	<	} catch (Exception e) {
152	<	unexpectedException();
141	>	public void testSchedule4() throws InterruptedException {
142	>	CustomExecutor p = new CustomExecutor(1);
143	>	final long startTime = System.nanoTime();
144	>	final CountDownLatch done = new CountDownLatch(1);
145	>	try {
146	>	Runnable task = new CheckedRunnable() {
147	>	public void realRun() {
148	>	done.countDown();
149	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
150	>	}};
151	>	ScheduledFuture f =
152	>	p.scheduleAtFixedRate(task, timeoutMillis(),
153	>	LONG_DELAY_MS, MILLISECONDS);
154	>	await(done);
155	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
156	>	f.cancel(true);
157	>	} finally {
158	>	joinPool(p);
159		}
160		}
161
162	–	static class RunnableCounter implements Runnable {
163	–	AtomicInteger count = new AtomicInteger(0);
164	–	public void run() { count.getAndIncrement(); }
165	–	}
166	–
162		/**
163		* scheduleWithFixedDelay executes runnable after given initial delay
164		*/
165	<	public void testSchedule5() {
166	<	try {
167	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
168	<	CustomExecutor p1 = new CustomExecutor(1);
169	<	ScheduledFuture h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
170	<	assertFalse(runnable.done);
171	<	Thread.sleep(MEDIUM_DELAY_MS);
172	<	assertTrue(runnable.done);
173	<	h.cancel(true);
174	<	joinPool(p1);
175	<	} catch (Exception e) {
176	<	unexpectedException();
165	>	public void testSchedule5() throws InterruptedException {
166	>	CustomExecutor p = new CustomExecutor(1);
167	>	final long startTime = System.nanoTime();
168	>	final CountDownLatch done = new CountDownLatch(1);
169	>	try {
170	>	Runnable task = new CheckedRunnable() {
171	>	public void realRun() {
172	>	done.countDown();
173	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
174	>	}};
175	>	ScheduledFuture f =
176	>	p.scheduleWithFixedDelay(task, timeoutMillis(),
177	>	LONG_DELAY_MS, MILLISECONDS);
178	>	await(done);
179	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
180	>	f.cancel(true);
181	>	} finally {
182	>	joinPool(p);
183		}
184		}
185
186	+	static class RunnableCounter implements Runnable {
187	+	AtomicInteger count = new AtomicInteger(0);
188	+	public void run() { count.getAndIncrement(); }
189	+	}
190	+
191		/**
192		* scheduleAtFixedRate executes series of tasks at given rate
193		*/
194	<	public void testFixedRateSequence() {
195	<	try {
196	<	CustomExecutor p1 = new CustomExecutor(1);
197	<	RunnableCounter counter = new RunnableCounter();
198	<	ScheduledFuture h =
199	<	p1.scheduleAtFixedRate(counter, 0, 1, TimeUnit.MILLISECONDS);
200	<	Thread.sleep(SMALL_DELAY_MS);
201	<	h.cancel(true);
202	<	int c = counter.count.get();
203	<	// By time scaling conventions, we must have at least
204	<	// an execution per SHORT delay, but no more than one SHORT more
205	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
206	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
207	<	joinPool(p1);
208	<	} catch (Exception e) {
209	<	unexpectedException();
194	>	public void testFixedRateSequence() throws InterruptedException {
195	>	CustomExecutor p = new CustomExecutor(1);
196	>	try {
197	>	for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
198	>	long startTime = System.nanoTime();
199	>	int cycles = 10;
200	>	final CountDownLatch done = new CountDownLatch(cycles);
201	>	CheckedRunnable task = new CheckedRunnable() {
202	>	public void realRun() { done.countDown(); }};
203	>
204	>	ScheduledFuture h =
205	>	p.scheduleAtFixedRate(task, 0, delay, MILLISECONDS);
206	>	done.await();
207	>	h.cancel(true);
208	>	double normalizedTime =
209	>	(double) millisElapsedSince(startTime) / delay;
210	>	if (normalizedTime >= cycles - 1 &&
211	>	normalizedTime <= cycles)
212	>	return;
213	>	}
214	>	throw new AssertionError("unexpected execution rate");
215	>	} finally {
216	>	joinPool(p);
217		}
218		}
219
220		/**
221		* scheduleWithFixedDelay executes series of tasks with given period
222		*/
223	<	public void testFixedDelaySequence() {
224	<	try {
225	<	CustomExecutor p1 = new CustomExecutor(1);
226	<	RunnableCounter counter = new RunnableCounter();
227	<	ScheduledFuture h =
228	<	p1.scheduleWithFixedDelay(counter, 0, 1, TimeUnit.MILLISECONDS);
229	<	Thread.sleep(SMALL_DELAY_MS);
230	<	h.cancel(true);
231	<	int c = counter.count.get();
232	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
233	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
234	<	joinPool(p1);
235	<	} catch (Exception e) {
236	<	unexpectedException();
223	>	public void testFixedDelaySequence() throws InterruptedException {
224	>	CustomExecutor p = new CustomExecutor(1);
225	>	try {
226	>	for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
227	>	long startTime = System.nanoTime();
228	>	int cycles = 10;
229	>	final CountDownLatch done = new CountDownLatch(cycles);
230	>	CheckedRunnable task = new CheckedRunnable() {
231	>	public void realRun() { done.countDown(); }};
232	>
233	>	ScheduledFuture h =
234	>	p.scheduleWithFixedDelay(task, 0, delay, MILLISECONDS);
235	>	done.await();
236	>	h.cancel(true);
237	>	double normalizedTime =
238	>	(double) millisElapsedSince(startTime) / delay;
239	>	if (normalizedTime >= cycles - 1 &&
240	>	normalizedTime <= cycles)
241	>	return;
242	>	}
243	>	throw new AssertionError("unexpected execution rate");
244	>	} finally {
245	>	joinPool(p);
246		}
247		}
248
227	–
249		/**
250	<	*  execute (null) throws NPE
250	>	* execute(null) throws NPE
251		*/
252	<	public void testExecuteNull() {
253	<	CustomExecutor se = null;
252	>	public void testExecuteNull() throws InterruptedException {
253	>	CustomExecutor se = new CustomExecutor(1);
254		try {
255	<	se = new CustomExecutor(1);
235	<	se.execute(null);
255	>	se.execute(null);
256		shouldThrow();
257	<	} catch (NullPointerException success) {}
258	<	catch (Exception e) {
239	<	unexpectedException();
240	<	}
241	<
242	<	joinPool(se);
257	>	} catch (NullPointerException success) {}
258	>	joinPool(se);
259		}
260
261		/**
262	<	* schedule (null) throws NPE
262	>	* schedule(null) throws NPE
263		*/
264	<	public void testScheduleNull() {
264	>	public void testScheduleNull() throws InterruptedException {
265		CustomExecutor se = new CustomExecutor(1);
266	<	try {
266	>	try {
267		TrackedCallable callable = null;
268	<	Future f = se.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
268	>	Future f = se.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
269		shouldThrow();
270	<	} catch (NullPointerException success) {}
271	<	catch (Exception e) {
256	<	unexpectedException();
257	<	}
258	<	joinPool(se);
270	>	} catch (NullPointerException success) {}
271	>	joinPool(se);
272		}
273
274		/**
#	Line 266 | Line 279 | public class ScheduledExecutorSubclassTe
279		try {
280		se.shutdown();
281		se.schedule(new NoOpRunnable(),
282	<	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
282	>	MEDIUM_DELAY_MS, MILLISECONDS);
283		shouldThrow();
284		} catch (RejectedExecutionException success) {
285		} catch (SecurityException ok) {
286		}
287
288		joinPool(se);
276	–
289		}
290
291		/**
#	Line 284 | Line 296 | public class ScheduledExecutorSubclassTe
296		try {
297		se.shutdown();
298		se.schedule(new NoOpCallable(),
299	<	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
299	>	MEDIUM_DELAY_MS, MILLISECONDS);
300		shouldThrow();
301		} catch (RejectedExecutionException success) {
302		} catch (SecurityException ok) {
#	Line 295 | Line 307 | public class ScheduledExecutorSubclassTe
307		/**
308		* schedule callable throws RejectedExecutionException if shutdown
309		*/
310	<	public void testSchedule3_RejectedExecutionException() {
311	<	CustomExecutor se = new CustomExecutor(1);
312	<	try {
310	>	public void testSchedule3_RejectedExecutionException() {
311	>	CustomExecutor se = new CustomExecutor(1);
312	>	try {
313		se.shutdown();
314		se.schedule(new NoOpCallable(),
315	<	MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
315	>	MEDIUM_DELAY_MS, MILLISECONDS);
316		shouldThrow();
317		} catch (RejectedExecutionException success) {
318		} catch (SecurityException ok) {
319		}
320	<	joinPool(se);
320	>	joinPool(se);
321		}
322
323		/**
324	<	*  scheduleAtFixedRate throws RejectedExecutionException if shutdown
324	>	* scheduleAtFixedRate throws RejectedExecutionException if shutdown
325		*/
326		public void testScheduleAtFixedRate1_RejectedExecutionException() {
327		CustomExecutor se = new CustomExecutor(1);
328		try {
329		se.shutdown();
330		se.scheduleAtFixedRate(new NoOpRunnable(),
331	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
331	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
332		shouldThrow();
333		} catch (RejectedExecutionException success) {
334		} catch (SecurityException ok) {
#	Line 332 | Line 344 | public class ScheduledExecutorSubclassTe
344		try {
345		se.shutdown();
346		se.scheduleWithFixedDelay(new NoOpRunnable(),
347	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
347	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
348		shouldThrow();
349		} catch (RejectedExecutionException success) {
350		} catch (SecurityException ok) {
#	Line 341 | Line 353 | public class ScheduledExecutorSubclassTe
353		}
354
355		/**
356	<	*  getActiveCount increases but doesn't overestimate, when a
357	<	*  thread becomes active
356	>	* getActiveCount increases but doesn't overestimate, when a
357	>	* thread becomes active
358		*/
359	<	public void testGetActiveCount() {
360	<	CustomExecutor p2 = new CustomExecutor(2);
361	<	assertEquals(0, p2.getActiveCount());
362	<	p2.execute(new SmallRunnable());
363	<	try {
364	<	Thread.sleep(SHORT_DELAY_MS);
365	<	} catch (Exception e) {
366	<	unexpectedException();
359	>	public void testGetActiveCount() throws InterruptedException {
360	>	final ThreadPoolExecutor p = new CustomExecutor(2);
361	>	final CountDownLatch threadStarted = new CountDownLatch(1);
362	>	final CountDownLatch done = new CountDownLatch(1);
363	>	try {
364	>	assertEquals(0, p.getActiveCount());
365	>	p.execute(new CheckedRunnable() {
366	>	public void realRun() throws InterruptedException {
367	>	threadStarted.countDown();
368	>	assertEquals(1, p.getActiveCount());
369	>	done.await();
370	>	}});
371	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
372	>	assertEquals(1, p.getActiveCount());
373	>	} finally {
374	>	done.countDown();
375	>	joinPool(p);
376		}
356	–	assertEquals(1, p2.getActiveCount());
357	–	joinPool(p2);
377		}
378
379		/**
380	<	*    getCompletedTaskCount increases, but doesn't overestimate,
381	<	*   when tasks complete
380	>	* getCompletedTaskCount increases, but doesn't overestimate,
381	>	* when tasks complete
382		*/
383	<	public void testGetCompletedTaskCount() {
384	<	CustomExecutor p2 = new CustomExecutor(2);
385	<	assertEquals(0, p2.getCompletedTaskCount());
386	<	p2.execute(new SmallRunnable());
387	<	try {
388	<	Thread.sleep(MEDIUM_DELAY_MS);
389	<	} catch (Exception e) {
390	<	unexpectedException();
383	>	public void testGetCompletedTaskCount() throws InterruptedException {
384	>	final ThreadPoolExecutor p = new CustomExecutor(2);
385	>	final CountDownLatch threadStarted = new CountDownLatch(1);
386	>	final CountDownLatch threadProceed = new CountDownLatch(1);
387	>	final CountDownLatch threadDone = new CountDownLatch(1);
388	>	try {
389	>	assertEquals(0, p.getCompletedTaskCount());
390	>	p.execute(new CheckedRunnable() {
391	>	public void realRun() throws InterruptedException {
392	>	threadStarted.countDown();
393	>	assertEquals(0, p.getCompletedTaskCount());
394	>	threadProceed.await();
395	>	threadDone.countDown();
396	>	}});
397	>	await(threadStarted);
398	>	assertEquals(0, p.getCompletedTaskCount());
399	>	threadProceed.countDown();
400	>	threadDone.await();
401	>	long startTime = System.nanoTime();
402	>	while (p.getCompletedTaskCount() != 1) {
403	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
404	>	fail("timed out");
405	>	Thread.yield();
406	>	}
407	>	} finally {
408	>	joinPool(p);
409		}
373	–	assertEquals(1, p2.getCompletedTaskCount());
374	–	joinPool(p2);
410		}
411
412		/**
413	<	*  getCorePoolSize returns size given in constructor if not otherwise set
413	>	* getCorePoolSize returns size given in constructor if not otherwise set
414		*/
415		public void testGetCorePoolSize() {
416	<	CustomExecutor p1 = new CustomExecutor(1);
417	<	assertEquals(1, p1.getCorePoolSize());
418	<	joinPool(p1);
416	>	CustomExecutor p = new CustomExecutor(1);
417	>	assertEquals(1, p.getCorePoolSize());
418	>	joinPool(p);
419		}
420
421		/**
422	<	*    getLargestPoolSize increases, but doesn't overestimate, when
423	<	*   multiple threads active
422	>	* getLargestPoolSize increases, but doesn't overestimate, when
423	>	* multiple threads active
424		*/
425	<	public void testGetLargestPoolSize() {
426	<	CustomExecutor p2 = new CustomExecutor(2);
427	<	assertEquals(0, p2.getLargestPoolSize());
428	<	p2.execute(new SmallRunnable());
429	<	p2.execute(new SmallRunnable());
430	<	try {
431	<	Thread.sleep(SHORT_DELAY_MS);
432	<	} catch (Exception e) {
433	<	unexpectedException();
425	>	public void testGetLargestPoolSize() throws InterruptedException {
426	>	final int THREADS = 3;
427	>	final ThreadPoolExecutor p = new CustomExecutor(THREADS);
428	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
429	>	final CountDownLatch done = new CountDownLatch(1);
430	>	try {
431	>	assertEquals(0, p.getLargestPoolSize());
432	>	for (int i = 0; i < THREADS; i++)
433	>	p.execute(new CheckedRunnable() {
434	>	public void realRun() throws InterruptedException {
435	>	threadsStarted.countDown();
436	>	done.await();
437	>	assertEquals(THREADS, p.getLargestPoolSize());
438	>	}});
439	>	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
440	>	assertEquals(THREADS, p.getLargestPoolSize());
441	>	} finally {
442	>	done.countDown();
443	>	joinPool(p);
444	>	assertEquals(THREADS, p.getLargestPoolSize());
445		}
400	–	assertEquals(2, p2.getLargestPoolSize());
401	–	joinPool(p2);
446		}
447
448		/**
449	<	*   getPoolSize increases, but doesn't overestimate, when threads
450	<	*   become active
449	>	* getPoolSize increases, but doesn't overestimate, when threads
450	>	* become active
451		*/
452	<	public void testGetPoolSize() {
453	<	CustomExecutor p1 = new CustomExecutor(1);
454	<	assertEquals(0, p1.getPoolSize());
455	<	p1.execute(new SmallRunnable());
456	<	assertEquals(1, p1.getPoolSize());
457	<	joinPool(p1);
452	>	public void testGetPoolSize() throws InterruptedException {
453	>	final ThreadPoolExecutor p = new CustomExecutor(1);
454	>	final CountDownLatch threadStarted = new CountDownLatch(1);
455	>	final CountDownLatch done = new CountDownLatch(1);
456	>	try {
457	>	assertEquals(0, p.getPoolSize());
458	>	p.execute(new CheckedRunnable() {
459	>	public void realRun() throws InterruptedException {
460	>	threadStarted.countDown();
461	>	assertEquals(1, p.getPoolSize());
462	>	done.await();
463	>	}});
464	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
465	>	assertEquals(1, p.getPoolSize());
466	>	} finally {
467	>	done.countDown();
468	>	joinPool(p);
469	>	}
470		}
471
472		/**
473	<	*    getTaskCount increases, but doesn't overestimate, when tasks
474	<	*    submitted
473	>	* getTaskCount increases, but doesn't overestimate, when tasks
474	>	* submitted
475		*/
476	<	public void testGetTaskCount() {
477	<	CustomExecutor p1 = new CustomExecutor(1);
478	<	assertEquals(0, p1.getTaskCount());
479	<	for (int i = 0; i < 5; i++)
480	<	p1.execute(new SmallRunnable());
481	<	try {
482	<	Thread.sleep(SHORT_DELAY_MS);
483	<	} catch (Exception e) {
484	<	unexpectedException();
476	>	public void testGetTaskCount() throws InterruptedException {
477	>	final ThreadPoolExecutor p = new CustomExecutor(1);
478	>	final CountDownLatch threadStarted = new CountDownLatch(1);
479	>	final CountDownLatch done = new CountDownLatch(1);
480	>	final int TASKS = 5;
481	>	try {
482	>	assertEquals(0, p.getTaskCount());
483	>	for (int i = 0; i < TASKS; i++)
484	>	p.execute(new CheckedRunnable() {
485	>	public void realRun() throws InterruptedException {
486	>	threadStarted.countDown();
487	>	done.await();
488	>	}});
489	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
490	>	assertEquals(TASKS, p.getTaskCount());
491	>	} finally {
492	>	done.countDown();
493	>	joinPool(p);
494		}
430	–	assertEquals(5, p1.getTaskCount());
431	–	joinPool(p1);
495		}
496
497		/**
#	Line 436 | Line 499 | public class ScheduledExecutorSubclassTe
499		*/
500		public void testGetThreadFactory() {
501		ThreadFactory tf = new SimpleThreadFactory();
502	<	CustomExecutor p = new CustomExecutor(1, tf);
502	>	CustomExecutor p = new CustomExecutor(1, tf);
503		assertSame(tf, p.getThreadFactory());
504		joinPool(p);
505		}
#	Line 446 | Line 509 | public class ScheduledExecutorSubclassTe
509		*/
510		public void testSetThreadFactory() {
511		ThreadFactory tf = new SimpleThreadFactory();
512	<	CustomExecutor p = new CustomExecutor(1);
512	>	CustomExecutor p = new CustomExecutor(1);
513		p.setThreadFactory(tf);
514		assertSame(tf, p.getThreadFactory());
515		joinPool(p);
#	Line 456 | Line 519 | public class ScheduledExecutorSubclassTe
519		* setThreadFactory(null) throws NPE
520		*/
521		public void testSetThreadFactoryNull() {
522	<	CustomExecutor p = new CustomExecutor(1);
522	>	CustomExecutor p = new CustomExecutor(1);
523		try {
524		p.setThreadFactory(null);
525		shouldThrow();
#	Line 467 | Line 530 | public class ScheduledExecutorSubclassTe
530		}
531
532		/**
533	<	*   is isShutDown is false before shutdown, true after
533	>	* isShutdown is false before shutdown, true after
534		*/
535		public void testIsShutdown() {
536	<
474	<	CustomExecutor p1 = new CustomExecutor(1);
536	>	CustomExecutor p = new CustomExecutor(1);
537		try {
538	<	assertFalse(p1.isShutdown());
538	>	assertFalse(p.isShutdown());
539		}
540		finally {
541	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
541	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
542		}
543	<	assertTrue(p1.isShutdown());
543	>	assertTrue(p.isShutdown());
544		}
545
484	–
546		/**
547	<	*   isTerminated is false before termination, true after
547	>	* isTerminated is false before termination, true after
548		*/
549	<	public void testIsTerminated() {
550	<	CustomExecutor p1 = new CustomExecutor(1);
549	>	public void testIsTerminated() throws InterruptedException {
550	>	final ThreadPoolExecutor p = new CustomExecutor(1);
551	>	final CountDownLatch threadStarted = new CountDownLatch(1);
552	>	final CountDownLatch done = new CountDownLatch(1);
553	>	assertFalse(p.isTerminated());
554		try {
555	<	p1.execute(new SmallRunnable());
555	>	p.execute(new CheckedRunnable() {
556	>	public void realRun() throws InterruptedException {
557	>	assertFalse(p.isTerminated());
558	>	threadStarted.countDown();
559	>	done.await();
560	>	}});
561	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
562	>	assertFalse(p.isTerminating());
563	>	done.countDown();
564		} finally {
565	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
494	<	}
495	<	try {
496	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
497	<	assertTrue(p1.isTerminated());
498	<	} catch (Exception e) {
499	<	unexpectedException();
565	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
566		}
567	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
568	+	assertTrue(p.isTerminated());
569		}
570
571		/**
572	<	*  isTerminating is not true when running or when terminated
572	>	* isTerminating is not true when running or when terminated
573		*/
574	<	public void testIsTerminating() {
575	<	CustomExecutor p1 = new CustomExecutor(1);
576	<	assertFalse(p1.isTerminating());
574	>	public void testIsTerminating() throws InterruptedException {
575	>	final ThreadPoolExecutor p = new CustomExecutor(1);
576	>	final CountDownLatch threadStarted = new CountDownLatch(1);
577	>	final CountDownLatch done = new CountDownLatch(1);
578		try {
579	<	p1.execute(new SmallRunnable());
580	<	assertFalse(p1.isTerminating());
579	>	assertFalse(p.isTerminating());
580	>	p.execute(new CheckedRunnable() {
581	>	public void realRun() throws InterruptedException {
582	>	assertFalse(p.isTerminating());
583	>	threadStarted.countDown();
584	>	done.await();
585	>	}});
586	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
587	>	assertFalse(p.isTerminating());
588	>	done.countDown();
589		} finally {
590	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
514	<	}
515	<	try {
516	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
517	<	assertTrue(p1.isTerminated());
518	<	assertFalse(p1.isTerminating());
519	<	} catch (Exception e) {
520	<	unexpectedException();
590	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
591		}
592	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
593	+	assertTrue(p.isTerminated());
594	+	assertFalse(p.isTerminating());
595		}
596
597		/**
598		* getQueue returns the work queue, which contains queued tasks
599		*/
600	<	public void testGetQueue() {
601	<	CustomExecutor p1 = new CustomExecutor(1);
602	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
603	<	for (int i = 0; i < 5; i++) {
531	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
532	<	}
600	>	public void testGetQueue() throws InterruptedException {
601	>	ScheduledThreadPoolExecutor p = new CustomExecutor(1);
602	>	final CountDownLatch threadStarted = new CountDownLatch(1);
603	>	final CountDownLatch done = new CountDownLatch(1);
604		try {
605	<	Thread.sleep(SHORT_DELAY_MS);
606	<	BlockingQueue<Runnable> q = p1.getQueue();
607	<	assertTrue(q.contains(tasks[4]));
605	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
606	>	for (int i = 0; i < tasks.length; i++) {
607	>	Runnable r = new CheckedRunnable() {
608	>	public void realRun() throws InterruptedException {
609	>	threadStarted.countDown();
610	>	done.await();
611	>	}};
612	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
613	>	}
614	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
615	>	BlockingQueue<Runnable> q = p.getQueue();
616	>	assertTrue(q.contains(tasks[tasks.length - 1]));
617		assertFalse(q.contains(tasks[0]));
538	–	} catch (Exception e) {
539	–	unexpectedException();
618		} finally {
619	<	joinPool(p1);
619	>	done.countDown();
620	>	joinPool(p);
621		}
622		}
623
624		/**
625		* remove(task) removes queued task, and fails to remove active task
626		*/
627	<	public void testRemove() {
628	<	CustomExecutor p1 = new CustomExecutor(1);
627	>	public void testRemove() throws InterruptedException {
628	>	final ScheduledThreadPoolExecutor p = new CustomExecutor(1);
629		ScheduledFuture[] tasks = new ScheduledFuture[5];
630	<	for (int i = 0; i < 5; i++) {
631	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
553	<	}
630	>	final CountDownLatch threadStarted = new CountDownLatch(1);
631	>	final CountDownLatch done = new CountDownLatch(1);
632		try {
633	<	Thread.sleep(SHORT_DELAY_MS);
634	<	BlockingQueue<Runnable> q = p1.getQueue();
635	<	assertFalse(p1.remove((Runnable)tasks[0]));
633	>	for (int i = 0; i < tasks.length; i++) {
634	>	Runnable r = new CheckedRunnable() {
635	>	public void realRun() throws InterruptedException {
636	>	threadStarted.countDown();
637	>	done.await();
638	>	}};
639	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
640	>	}
641	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
642	>	BlockingQueue<Runnable> q = p.getQueue();
643	>	assertFalse(p.remove((Runnable)tasks[0]));
644		assertTrue(q.contains((Runnable)tasks[4]));
645		assertTrue(q.contains((Runnable)tasks[3]));
646	<	assertTrue(p1.remove((Runnable)tasks[4]));
647	<	assertFalse(p1.remove((Runnable)tasks[4]));
646	>	assertTrue(p.remove((Runnable)tasks[4]));
647	>	assertFalse(p.remove((Runnable)tasks[4]));
648		assertFalse(q.contains((Runnable)tasks[4]));
649		assertTrue(q.contains((Runnable)tasks[3]));
650	<	assertTrue(p1.remove((Runnable)tasks[3]));
650	>	assertTrue(p.remove((Runnable)tasks[3]));
651		assertFalse(q.contains((Runnable)tasks[3]));
566	–	} catch (Exception e) {
567	–	unexpectedException();
652		} finally {
653	<	joinPool(p1);
653	>	done.countDown();
654	>	joinPool(p);
655		}
656		}
657
658		/**
659	<	*  purge removes cancelled tasks from the queue
659	>	* purge removes cancelled tasks from the queue
660		*/
661	<	public void testPurge() {
662	<	CustomExecutor p1 = new CustomExecutor(1);
661	>	public void testPurge() throws InterruptedException {
662	>	CustomExecutor p = new CustomExecutor(1);
663		ScheduledFuture[] tasks = new ScheduledFuture[5];
664	<	for (int i = 0; i < 5; i++) {
665	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
666	<	}
664	>	for (int i = 0; i < tasks.length; i++)
665	>	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(),
666	>	LONG_DELAY_MS, MILLISECONDS);
667		try {
668	<	int max = 5;
668	>	int max = tasks.length;
669		if (tasks[4].cancel(true)) --max;
670		if (tasks[3].cancel(true)) --max;
671		// There must eventually be an interference-free point at
672		// which purge will not fail. (At worst, when queue is empty.)
673	<	int k;
674	<	for (k = 0; k < SMALL_DELAY_MS; ++k) {
675	<	p1.purge();
676	<	long count = p1.getTaskCount();
677	<	if (count >= 0 && count <= max)
678	<	break;
679	<	Thread.sleep(1);
680	<	}
596	<	assertTrue(k < SMALL_DELAY_MS);
597	<	} catch (Exception e) {
598	<	unexpectedException();
673	>	long startTime = System.nanoTime();
674	>	do {
675	>	p.purge();
676	>	long count = p.getTaskCount();
677	>	if (count == max)
678	>	return;
679	>	} while (millisElapsedSince(startTime) < MEDIUM_DELAY_MS);
680	>	fail("Purge failed to remove cancelled tasks");
681		} finally {
682	<	joinPool(p1);
682	>	for (ScheduledFuture task : tasks)
683	>	task.cancel(true);
684	>	joinPool(p);
685		}
686		}
687
688		/**
689	<	*  shutDownNow returns a list containing tasks that were not run
689	>	* shutdownNow returns a list containing tasks that were not run
690		*/
691	<	public void testShutDownNow() {
692	<	CustomExecutor p1 = new CustomExecutor(1);
691	>	public void testShutdownNow() {
692	>	CustomExecutor p = new CustomExecutor(1);
693		for (int i = 0; i < 5; i++)
694	<	p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
695	<	List l;
694	>	p.schedule(new SmallPossiblyInterruptedRunnable(),
695	>	LONG_DELAY_MS, MILLISECONDS);
696		try {
697	<	l = p1.shutdownNow();
697	>	List<Runnable> l = p.shutdownNow();
698	>	assertTrue(p.isShutdown());
699	>	assertEquals(5, l.size());
700		} catch (SecurityException ok) {
701	<	return;
701	>	// Allowed in case test doesn't have privs
702	>	} finally {
703	>	joinPool(p);
704		}
617	–	assertTrue(p1.isShutdown());
618	–	assertTrue(l.size() > 0 && l.size() <= 5);
619	–	joinPool(p1);
705		}
706
707		/**
708		* In default setting, shutdown cancels periodic but not delayed
709		* tasks at shutdown
710		*/
711	<	public void testShutDown1() {
712	<	try {
713	<	CustomExecutor p1 = new CustomExecutor(1);
714	<	assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
630	<	assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
631	<
632	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
633	<	for (int i = 0; i < 5; i++)
634	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
635	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
636	<	BlockingQueue q = p1.getQueue();
637	<	for (Iterator it = q.iterator(); it.hasNext();) {
638	<	ScheduledFuture t = (ScheduledFuture)it.next();
639	<	assertFalse(t.isCancelled());
640	<	}
641	<	assertTrue(p1.isShutdown());
642	<	Thread.sleep(SMALL_DELAY_MS);
643	<	for (int i = 0; i < 5; ++i) {
644	<	assertTrue(tasks[i].isDone());
645	<	assertFalse(tasks[i].isCancelled());
646	<	}
711	>	public void testShutdown1() throws InterruptedException {
712	>	CustomExecutor p = new CustomExecutor(1);
713	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
714	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
715
716	+	ScheduledFuture[] tasks = new ScheduledFuture[5];
717	+	for (int i = 0; i < tasks.length; i++)
718	+	tasks[i] = p.schedule(new NoOpRunnable(),
719	+	SHORT_DELAY_MS, MILLISECONDS);
720	+	try { p.shutdown(); } catch (SecurityException ok) { return; }
721	+	BlockingQueue<Runnable> q = p.getQueue();
722	+	for (ScheduledFuture task : tasks) {
723	+	assertFalse(task.isDone());
724	+	assertFalse(task.isCancelled());
725	+	assertTrue(q.contains(task));
726		}
727	<	catch (Exception ex) {
728	<	unexpectedException();
727	>	assertTrue(p.isShutdown());
728	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
729	>	assertTrue(p.isTerminated());
730	>	for (ScheduledFuture task : tasks) {
731	>	assertTrue(task.isDone());
732	>	assertFalse(task.isCancelled());
733		}
734		}
735
654	–
736		/**
737		* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
738		* delayed tasks are cancelled at shutdown
739		*/
740	<	public void testShutDown2() {
741	<	try {
742	<	CustomExecutor p1 = new CustomExecutor(1);
743	<	p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
744	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
745	<	for (int i = 0; i < 5; i++)
746	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
747	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
748	<	assertTrue(p1.isShutdown());
749	<	BlockingQueue q = p1.getQueue();
750	<	assertTrue(q.isEmpty());
751	<	Thread.sleep(SMALL_DELAY_MS);
752	<	assertTrue(p1.isTerminated());
753	<	}
754	<	catch (Exception ex) {
755	<	unexpectedException();
740	>	public void testShutdown2() throws InterruptedException {
741	>	CustomExecutor p = new CustomExecutor(1);
742	>	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
743	>	assertFalse(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
744	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
745	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
746	>	for (int i = 0; i < tasks.length; i++)
747	>	tasks[i] = p.schedule(new NoOpRunnable(),
748	>	SHORT_DELAY_MS, MILLISECONDS);
749	>	BlockingQueue q = p.getQueue();
750	>	assertEquals(tasks.length, q.size());
751	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
752	>	assertTrue(p.isShutdown());
753	>	assertTrue(q.isEmpty());
754	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
755	>	assertTrue(p.isTerminated());
756	>	for (ScheduledFuture task : tasks) {
757	>	assertTrue(task.isDone());
758	>	assertTrue(task.isCancelled());
759		}
760		}
761
678	–
762		/**
763		* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
764	<	* periodic tasks are not cancelled at shutdown
764	>	* periodic tasks are cancelled at shutdown
765		*/
766	<	public void testShutDown3() {
767	<	try {
768	<	CustomExecutor p1 = new CustomExecutor(1);
769	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
770	<	ScheduledFuture task =
771	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
772	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
773	<	assertTrue(p1.isShutdown());
774	<	BlockingQueue q = p1.getQueue();
775	<	assertTrue(q.isEmpty());
776	<	Thread.sleep(SHORT_DELAY_MS);
777	<	assertTrue(p1.isTerminated());
778	<	}
779	<	catch (Exception ex) {
780	<	unexpectedException();
781	<	}
766	>	public void testShutdown3() throws InterruptedException {
767	>	CustomExecutor p = new CustomExecutor(1);
768	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
769	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
770	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
771	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
772	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
773	>	long initialDelay = LONG_DELAY_MS;
774	>	ScheduledFuture task =
775	>	p.scheduleAtFixedRate(new NoOpRunnable(), initialDelay,
776	>	5, MILLISECONDS);
777	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
778	>	assertTrue(p.isShutdown());
779	>	assertTrue(p.getQueue().isEmpty());
780	>	assertTrue(task.isDone());
781	>	assertTrue(task.isCancelled());
782	>	joinPool(p);
783		}
784
785		/**
786		* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
787	<	* periodic tasks are cancelled at shutdown
787	>	* periodic tasks are not cancelled at shutdown
788		*/
789	<	public void testShutDown4() {
790	<	CustomExecutor p1 = new CustomExecutor(1);
791	<	try {
792	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
789	>	public void testShutdown4() throws InterruptedException {
790	>	CustomExecutor p = new CustomExecutor(1);
791	>	final CountDownLatch counter = new CountDownLatch(2);
792	>	try {
793	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
794	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
795	>	assertTrue(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
796	>	final Runnable r = new CheckedRunnable() {
797	>	public void realRun() {
798	>	counter.countDown();
799	>	}};
800		ScheduledFuture task =
801	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 1, 1, TimeUnit.MILLISECONDS);
801	>	p.scheduleAtFixedRate(r, 1, 1, MILLISECONDS);
802	>	assertFalse(task.isDone());
803		assertFalse(task.isCancelled());
804	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
804	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
805		assertFalse(task.isCancelled());
806	<	assertFalse(p1.isTerminated());
807	<	assertTrue(p1.isShutdown());
808	<	Thread.sleep(SHORT_DELAY_MS);
806	>	assertFalse(p.isTerminated());
807	>	assertTrue(p.isShutdown());
808	>	assertTrue(counter.await(SMALL_DELAY_MS, MILLISECONDS));
809		assertFalse(task.isCancelled());
810	<	assertTrue(task.cancel(true));
810	>	assertTrue(task.cancel(false));
811		assertTrue(task.isDone());
812	<	Thread.sleep(SHORT_DELAY_MS);
813	<	assertTrue(p1.isTerminated());
814	<	}
723	<	catch (Exception ex) {
724	<	unexpectedException();
812	>	assertTrue(task.isCancelled());
813	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
814	>	assertTrue(p.isTerminated());
815		}
816		finally {
817	<	joinPool(p1);
817	>	joinPool(p);
818		}
819		}
820
821		/**
822		* completed submit of callable returns result
823		*/
824	<	public void testSubmitCallable() {
824	>	public void testSubmitCallable() throws Exception {
825		ExecutorService e = new CustomExecutor(2);
826		try {
827		Future<String> future = e.submit(new StringTask());
828		String result = future.get();
829		assertSame(TEST_STRING, result);
740	–	}
741	–	catch (ExecutionException ex) {
742	–	unexpectedException();
743	–	}
744	–	catch (InterruptedException ex) {
745	–	unexpectedException();
830		} finally {
831		joinPool(e);
832		}
#	Line 751 | Line 835 | public class ScheduledExecutorSubclassTe
835		/**
836		* completed submit of runnable returns successfully
837		*/
838	<	public void testSubmitRunnable() {
838	>	public void testSubmitRunnable() throws Exception {
839		ExecutorService e = new CustomExecutor(2);
840		try {
841		Future<?> future = e.submit(new NoOpRunnable());
842		future.get();
843		assertTrue(future.isDone());
760	–	}
761	–	catch (ExecutionException ex) {
762	–	unexpectedException();
763	–	}
764	–	catch (InterruptedException ex) {
765	–	unexpectedException();
844		} finally {
845		joinPool(e);
846		}
#	Line 771 | Line 849 | public class ScheduledExecutorSubclassTe
849		/**
850		* completed submit of (runnable, result) returns result
851		*/
852	<	public void testSubmitRunnable2() {
852	>	public void testSubmitRunnable2() throws Exception {
853		ExecutorService e = new CustomExecutor(2);
854		try {
855		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
856		String result = future.get();
857		assertSame(TEST_STRING, result);
780	–	}
781	–	catch (ExecutionException ex) {
782	–	unexpectedException();
783	–	}
784	–	catch (InterruptedException ex) {
785	–	unexpectedException();
858		} finally {
859		joinPool(e);
860		}
#	Line 791 | Line 863 | public class ScheduledExecutorSubclassTe
863		/**
864		* invokeAny(null) throws NPE
865		*/
866	<	public void testInvokeAny1() {
866	>	public void testInvokeAny1() throws Exception {
867		ExecutorService e = new CustomExecutor(2);
868		try {
869		e.invokeAny(null);
870	+	shouldThrow();
871		} catch (NullPointerException success) {
799	–	} catch (Exception ex) {
800	–	unexpectedException();
872		} finally {
873		joinPool(e);
874		}
#	Line 806 | Line 877 | public class ScheduledExecutorSubclassTe
877		/**
878		* invokeAny(empty collection) throws IAE
879		*/
880	<	public void testInvokeAny2() {
880	>	public void testInvokeAny2() throws Exception {
881		ExecutorService e = new CustomExecutor(2);
882		try {
883		e.invokeAny(new ArrayList<Callable<String>>());
884	+	shouldThrow();
885		} catch (IllegalArgumentException success) {
814	–	} catch (Exception ex) {
815	–	unexpectedException();
886		} finally {
887		joinPool(e);
888		}
#	Line 821 | Line 891 | public class ScheduledExecutorSubclassTe
891		/**
892		* invokeAny(c) throws NPE if c has null elements
893		*/
894	<	public void testInvokeAny3() {
894	>	public void testInvokeAny3() throws Exception {
895	>	CountDownLatch latch = new CountDownLatch(1);
896		ExecutorService e = new CustomExecutor(2);
897	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
898	+	l.add(latchAwaitingStringTask(latch));
899	+	l.add(null);
900		try {
827	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
828	–	l.add(new StringTask());
829	–	l.add(null);
901		e.invokeAny(l);
902	+	shouldThrow();
903		} catch (NullPointerException success) {
832	–	} catch (Exception ex) {
833	–	unexpectedException();
904		} finally {
905	+	latch.countDown();
906		joinPool(e);
907		}
908		}
#	Line 839 | Line 910 | public class ScheduledExecutorSubclassTe
910		/**
911		* invokeAny(c) throws ExecutionException if no task completes
912		*/
913	<	public void testInvokeAny4() {
913	>	public void testInvokeAny4() throws Exception {
914		ExecutorService e = new CustomExecutor(2);
915	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
916	+	l.add(new NPETask());
917		try {
845	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
846	–	l.add(new NPETask());
918		e.invokeAny(l);
919	+	shouldThrow();
920		} catch (ExecutionException success) {
921	<	} catch (Exception ex) {
850	<	unexpectedException();
921	>	assertTrue(success.getCause() instanceof NullPointerException);
922		} finally {
923		joinPool(e);
924		}
#	Line 856 | Line 927 | public class ScheduledExecutorSubclassTe
927		/**
928		* invokeAny(c) returns result of some task
929		*/
930	<	public void testInvokeAny5() {
930	>	public void testInvokeAny5() throws Exception {
931		ExecutorService e = new CustomExecutor(2);
932		try {
933	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
933	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
934		l.add(new StringTask());
935		l.add(new StringTask());
936		String result = e.invokeAny(l);
937		assertSame(TEST_STRING, result);
867	–	} catch (ExecutionException success) {
868	–	} catch (Exception ex) {
869	–	unexpectedException();
938		} finally {
939		joinPool(e);
940		}
#	Line 875 | Line 943 | public class ScheduledExecutorSubclassTe
943		/**
944		* invokeAll(null) throws NPE
945		*/
946	<	public void testInvokeAll1() {
946	>	public void testInvokeAll1() throws Exception {
947		ExecutorService e = new CustomExecutor(2);
948		try {
949		e.invokeAll(null);
950	+	shouldThrow();
951		} catch (NullPointerException success) {
883	–	} catch (Exception ex) {
884	–	unexpectedException();
952		} finally {
953		joinPool(e);
954		}
#	Line 890 | Line 957 | public class ScheduledExecutorSubclassTe
957		/**
958		* invokeAll(empty collection) returns empty collection
959		*/
960	<	public void testInvokeAll2() {
960	>	public void testInvokeAll2() throws Exception {
961		ExecutorService e = new CustomExecutor(2);
962		try {
963		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
964		assertTrue(r.isEmpty());
898	–	} catch (Exception ex) {
899	–	unexpectedException();
965		} finally {
966		joinPool(e);
967		}
#	Line 905 | Line 970 | public class ScheduledExecutorSubclassTe
970		/**
971		* invokeAll(c) throws NPE if c has null elements
972		*/
973	<	public void testInvokeAll3() {
973	>	public void testInvokeAll3() throws Exception {
974		ExecutorService e = new CustomExecutor(2);
975	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
976	+	l.add(new StringTask());
977	+	l.add(null);
978		try {
911	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
912	–	l.add(new StringTask());
913	–	l.add(null);
979		e.invokeAll(l);
980	+	shouldThrow();
981		} catch (NullPointerException success) {
916	–	} catch (Exception ex) {
917	–	unexpectedException();
982		} finally {
983		joinPool(e);
984		}
#	Line 923 | Line 987 | public class ScheduledExecutorSubclassTe
987		/**
988		* get of invokeAll(c) throws exception on failed task
989		*/
990	<	public void testInvokeAll4() {
990	>	public void testInvokeAll4() throws Exception {
991		ExecutorService e = new CustomExecutor(2);
992	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
993	+	l.add(new NPETask());
994	+	List<Future<String>> futures = e.invokeAll(l);
995	+	assertEquals(1, futures.size());
996		try {
997	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
998	<	l.add(new NPETask());
931	<	List<Future<String>> result = e.invokeAll(l);
932	<	assertEquals(1, result.size());
933	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
934	<	it.next().get();
997	>	futures.get(0).get();
998	>	shouldThrow();
999		} catch (ExecutionException success) {
1000	<	} catch (Exception ex) {
937	<	unexpectedException();
1000	>	assertTrue(success.getCause() instanceof NullPointerException);
1001		} finally {
1002		joinPool(e);
1003		}
#	Line 943 | Line 1006 | public class ScheduledExecutorSubclassTe
1006		/**
1007		* invokeAll(c) returns results of all completed tasks
1008		*/
1009	<	public void testInvokeAll5() {
1009	>	public void testInvokeAll5() throws Exception {
1010		ExecutorService e = new CustomExecutor(2);
1011		try {
1012	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1012	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1013		l.add(new StringTask());
1014		l.add(new StringTask());
1015	<	List<Future<String>> result = e.invokeAll(l);
1016	<	assertEquals(2, result.size());
1017	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1018	<	assertSame(TEST_STRING, it.next().get());
956	<	} catch (ExecutionException success) {
957	<	} catch (Exception ex) {
958	<	unexpectedException();
1015	>	List<Future<String>> futures = e.invokeAll(l);
1016	>	assertEquals(2, futures.size());
1017	>	for (Future<String> future : futures)
1018	>	assertSame(TEST_STRING, future.get());
1019		} finally {
1020		joinPool(e);
1021		}
#	Line 964 | Line 1024 | public class ScheduledExecutorSubclassTe
1024		/**
1025		* timed invokeAny(null) throws NPE
1026		*/
1027	<	public void testTimedInvokeAny1() {
1027	>	public void testTimedInvokeAny1() throws Exception {
1028		ExecutorService e = new CustomExecutor(2);
1029		try {
1030	<	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1030	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1031	>	shouldThrow();
1032		} catch (NullPointerException success) {
972	–	} catch (Exception ex) {
973	–	unexpectedException();
1033		} finally {
1034		joinPool(e);
1035		}
#	Line 979 | Line 1038 | public class ScheduledExecutorSubclassTe
1038		/**
1039		* timed invokeAny(,,null) throws NPE
1040		*/
1041	<	public void testTimedInvokeAnyNullTimeUnit() {
1041	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1042		ExecutorService e = new CustomExecutor(2);
1043	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1044	+	l.add(new StringTask());
1045		try {
985	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
986	–	l.add(new StringTask());
1046		e.invokeAny(l, MEDIUM_DELAY_MS, null);
1047	+	shouldThrow();
1048		} catch (NullPointerException success) {
989	–	} catch (Exception ex) {
990	–	unexpectedException();
1049		} finally {
1050		joinPool(e);
1051		}
#	Line 996 | Line 1054 | public class ScheduledExecutorSubclassTe
1054		/**
1055		* timed invokeAny(empty collection) throws IAE
1056		*/
1057	<	public void testTimedInvokeAny2() {
1057	>	public void testTimedInvokeAny2() throws Exception {
1058		ExecutorService e = new CustomExecutor(2);
1059		try {
1060	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1060	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1061	>	shouldThrow();
1062		} catch (IllegalArgumentException success) {
1004	–	} catch (Exception ex) {
1005	–	unexpectedException();
1063		} finally {
1064		joinPool(e);
1065		}
#	Line 1011 | Line 1068 | public class ScheduledExecutorSubclassTe
1068		/**
1069		* timed invokeAny(c) throws NPE if c has null elements
1070		*/
1071	<	public void testTimedInvokeAny3() {
1071	>	public void testTimedInvokeAny3() throws Exception {
1072	>	CountDownLatch latch = new CountDownLatch(1);
1073		ExecutorService e = new CustomExecutor(2);
1074	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1075	+	l.add(latchAwaitingStringTask(latch));
1076	+	l.add(null);
1077		try {
1078	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1079	<	l.add(new StringTask());
1019	<	l.add(null);
1020	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1078	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1079	>	shouldThrow();
1080		} catch (NullPointerException success) {
1022	–	} catch (Exception ex) {
1023	–	ex.printStackTrace();
1024	–	unexpectedException();
1081		} finally {
1082	+	latch.countDown();
1083		joinPool(e);
1084		}
1085		}
#	Line 1030 | Line 1087 | public class ScheduledExecutorSubclassTe
1087		/**
1088		* timed invokeAny(c) throws ExecutionException if no task completes
1089		*/
1090	<	public void testTimedInvokeAny4() {
1090	>	public void testTimedInvokeAny4() throws Exception {
1091		ExecutorService e = new CustomExecutor(2);
1092	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1093	+	l.add(new NPETask());
1094		try {
1095	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1096	<	l.add(new NPETask());
1038	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1095	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1096	>	shouldThrow();
1097		} catch (ExecutionException success) {
1098	<	} catch (Exception ex) {
1041	<	unexpectedException();
1098	>	assertTrue(success.getCause() instanceof NullPointerException);
1099		} finally {
1100		joinPool(e);
1101		}
#	Line 1047 | Line 1104 | public class ScheduledExecutorSubclassTe
1104		/**
1105		* timed invokeAny(c) returns result of some task
1106		*/
1107	<	public void testTimedInvokeAny5() {
1107	>	public void testTimedInvokeAny5() throws Exception {
1108		ExecutorService e = new CustomExecutor(2);
1109		try {
1110	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1110	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1111		l.add(new StringTask());
1112		l.add(new StringTask());
1113	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1113	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1114		assertSame(TEST_STRING, result);
1058	–	} catch (ExecutionException success) {
1059	–	} catch (Exception ex) {
1060	–	unexpectedException();
1115		} finally {
1116		joinPool(e);
1117		}
#	Line 1066 | Line 1120 | public class ScheduledExecutorSubclassTe
1120		/**
1121		* timed invokeAll(null) throws NPE
1122		*/
1123	<	public void testTimedInvokeAll1() {
1123	>	public void testTimedInvokeAll1() throws Exception {
1124		ExecutorService e = new CustomExecutor(2);
1125		try {
1126	<	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1126	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1127	>	shouldThrow();
1128		} catch (NullPointerException success) {
1074	–	} catch (Exception ex) {
1075	–	unexpectedException();
1129		} finally {
1130		joinPool(e);
1131		}
#	Line 1081 | Line 1134 | public class ScheduledExecutorSubclassTe
1134		/**
1135		* timed invokeAll(,,null) throws NPE
1136		*/
1137	<	public void testTimedInvokeAllNullTimeUnit() {
1137	>	public void testTimedInvokeAllNullTimeUnit() throws Exception {
1138		ExecutorService e = new CustomExecutor(2);
1139	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1140	+	l.add(new StringTask());
1141		try {
1087	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1088	–	l.add(new StringTask());
1142		e.invokeAll(l, MEDIUM_DELAY_MS, null);
1143	+	shouldThrow();
1144		} catch (NullPointerException success) {
1091	–	} catch (Exception ex) {
1092	–	unexpectedException();
1145		} finally {
1146		joinPool(e);
1147		}
#	Line 1098 | Line 1150 | public class ScheduledExecutorSubclassTe
1150		/**
1151		* timed invokeAll(empty collection) returns empty collection
1152		*/
1153	<	public void testTimedInvokeAll2() {
1153	>	public void testTimedInvokeAll2() throws Exception {
1154		ExecutorService e = new CustomExecutor(2);
1155		try {
1156	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1156	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1157		assertTrue(r.isEmpty());
1106	–	} catch (Exception ex) {
1107	–	unexpectedException();
1158		} finally {
1159		joinPool(e);
1160		}
#	Line 1113 | Line 1163 | public class ScheduledExecutorSubclassTe
1163		/**
1164		* timed invokeAll(c) throws NPE if c has null elements
1165		*/
1166	<	public void testTimedInvokeAll3() {
1166	>	public void testTimedInvokeAll3() throws Exception {
1167		ExecutorService e = new CustomExecutor(2);
1168	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1169	+	l.add(new StringTask());
1170	+	l.add(null);
1171		try {
1172	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1173	<	l.add(new StringTask());
1121	<	l.add(null);
1122	<	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1172	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1173	>	shouldThrow();
1174		} catch (NullPointerException success) {
1124	–	} catch (Exception ex) {
1125	–	unexpectedException();
1175		} finally {
1176		joinPool(e);
1177		}
#	Line 1131 | Line 1180 | public class ScheduledExecutorSubclassTe
1180		/**
1181		* get of element of invokeAll(c) throws exception on failed task
1182		*/
1183	<	public void testTimedInvokeAll4() {
1183	>	public void testTimedInvokeAll4() throws Exception {
1184		ExecutorService e = new CustomExecutor(2);
1185	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1186	+	l.add(new NPETask());
1187	+	List<Future<String>> futures =
1188	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1189	+	assertEquals(1, futures.size());
1190		try {
1191	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1192	<	l.add(new NPETask());
1139	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1140	<	assertEquals(1, result.size());
1141	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1142	<	it.next().get();
1191	>	futures.get(0).get();
1192	>	shouldThrow();
1193		} catch (ExecutionException success) {
1194	<	} catch (Exception ex) {
1145	<	unexpectedException();
1194	>	assertTrue(success.getCause() instanceof NullPointerException);
1195		} finally {
1196		joinPool(e);
1197		}
#	Line 1151 | Line 1200 | public class ScheduledExecutorSubclassTe
1200		/**
1201		* timed invokeAll(c) returns results of all completed tasks
1202		*/
1203	<	public void testTimedInvokeAll5() {
1203	>	public void testTimedInvokeAll5() throws Exception {
1204		ExecutorService e = new CustomExecutor(2);
1205		try {
1206	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1206	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1207		l.add(new StringTask());
1208		l.add(new StringTask());
1209	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1210	<	assertEquals(2, result.size());
1211	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1212	<	assertSame(TEST_STRING, it.next().get());
1213	<	} catch (ExecutionException success) {
1165	<	} catch (Exception ex) {
1166	<	unexpectedException();
1209	>	List<Future<String>> futures =
1210	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1211	>	assertEquals(2, futures.size());
1212	>	for (Future<String> future : futures)
1213	>	assertSame(TEST_STRING, future.get());
1214		} finally {
1215		joinPool(e);
1216		}
#	Line 1172 | Line 1219 | public class ScheduledExecutorSubclassTe
1219		/**
1220		* timed invokeAll(c) cancels tasks not completed by timeout
1221		*/
1222	<	public void testTimedInvokeAll6() {
1222	>	public void testTimedInvokeAll6() throws Exception {
1223		ExecutorService e = new CustomExecutor(2);
1224		try {
1225	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1225	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1226		l.add(new StringTask());
1227		l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1228		l.add(new StringTask());
1229	<	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
1230	<	assertEquals(3, result.size());
1231	<	Iterator<Future<String>> it = result.iterator();
1232	<	Future<String> f1 = it.next();
1233	<	Future<String> f2 = it.next();
1234	<	Future<String> f3 = it.next();
1235	<	assertTrue(f1.isDone());
1189	<	assertTrue(f2.isDone());
1190	<	assertTrue(f3.isDone());
1191	<	assertFalse(f1.isCancelled());
1192	<	assertTrue(f2.isCancelled());
1193	<	} catch (Exception ex) {
1194	<	unexpectedException();
1229	>	List<Future<String>> futures =
1230	>	e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1231	>	assertEquals(l.size(), futures.size());
1232	>	for (Future future : futures)
1233	>	assertTrue(future.isDone());
1234	>	assertFalse(futures.get(0).isCancelled());
1235	>	assertTrue(futures.get(1).isCancelled());
1236		} finally {
1237		joinPool(e);
1238		}
1239		}
1240
1200	–
1241		}

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