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

Comparing jsr166/src/test/tck/ScheduledExecutorSubclassTest.java (file contents):
Revision 1.20 by jsr166, Thu Apr 14 22:55:08 2011 UTC vs.
Revision 1.46 by jsr166, Sun Oct 4 16:03:12 2015 UTC

#	Line 4 | Line 4
4		* http://creativecommons.org/publicdomain/zero/1.0/
5		*/
6
7	–	import junit.framework.*;
8	–	import java.util.*;
9	–	import java.util.concurrent.*;
7		import static java.util.concurrent.TimeUnit.MILLISECONDS;
8	<	import java.util.concurrent.atomic.*;
8	>	import static java.util.concurrent.TimeUnit.SECONDS;
9	>
10	>	import java.util.ArrayList;
11	>	import java.util.HashSet;
12	>	import java.util.List;
13	>	import java.util.concurrent.BlockingQueue;
14	>	import java.util.concurrent.Callable;
15	>	import java.util.concurrent.CancellationException;
16	>	import java.util.concurrent.CountDownLatch;
17	>	import java.util.concurrent.Delayed;
18	>	import java.util.concurrent.ExecutionException;
19	>	import java.util.concurrent.Executors;
20	>	import java.util.concurrent.ExecutorService;
21	>	import java.util.concurrent.Future;
22	>	import java.util.concurrent.RejectedExecutionException;
23	>	import java.util.concurrent.RejectedExecutionHandler;
24	>	import java.util.concurrent.RunnableScheduledFuture;
25	>	import java.util.concurrent.ScheduledFuture;
26	>	import java.util.concurrent.ScheduledThreadPoolExecutor;
27	>	import java.util.concurrent.ThreadFactory;
28	>	import java.util.concurrent.ThreadPoolExecutor;
29	>	import java.util.concurrent.TimeoutException;
30	>	import java.util.concurrent.TimeUnit;
31	>	import java.util.concurrent.atomic.AtomicInteger;
32	>
33	>	import junit.framework.Test;
34	>	import junit.framework.TestSuite;
35
36		public class ScheduledExecutorSubclassTest extends JSR166TestCase {
37		public static void main(String[] args) {
38	<	junit.textui.TestRunner.run(suite());
38	>	main(suite(), args);
39		}
40		public static Test suite() {
41		return new TestSuite(ScheduledExecutorSubclassTest.class);
#	Line 36 | Line 59 | public class ScheduledExecutorSubclassTe
59		}
60		public boolean isCancelled() { return task.isCancelled(); }
61		public boolean isDone() { return task.isDone(); }
62	<	public V get() throws InterruptedException,  ExecutionException {
62	>	public V get() throws InterruptedException, ExecutionException {
63		V v = task.get();
64		assertTrue(ran);
65		return v;
66		}
67	<	public V get(long time, TimeUnit unit) throws InterruptedException,  ExecutionException, TimeoutException {
67	>	public V get(long time, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {
68		V v = task.get(time, unit);
69		assertTrue(ran);
70		return v;
71		}
72		}
73
51	–
74		public class CustomExecutor extends ScheduledThreadPoolExecutor {
75
76		protected <V> RunnableScheduledFuture<V> decorateTask(Runnable r, RunnableScheduledFuture<V> task) {
#	Line 58 | Line 80 | public class ScheduledExecutorSubclassTe
80		protected <V> RunnableScheduledFuture<V> decorateTask(Callable<V> c, RunnableScheduledFuture<V> task) {
81		return new CustomTask<V>(task);
82		}
83	<	CustomExecutor(int corePoolSize) { super(corePoolSize);}
83	>	CustomExecutor(int corePoolSize) { super(corePoolSize); }
84		CustomExecutor(int corePoolSize, RejectedExecutionHandler handler) {
85		super(corePoolSize, handler);
86		}
#	Line 73 | Line 95 | public class ScheduledExecutorSubclassTe
95
96		}
97
76	–
98		/**
99		* execute successfully executes a runnable
100		*/
101		public void testExecute() throws InterruptedException {
102	<	CustomExecutor p = new CustomExecutor(1);
103	<	final CountDownLatch done = new CountDownLatch(1);
104	<	final Runnable task = new CheckedRunnable() {
105	<	public void realRun() {
106	<	done.countDown();
86	<	}};
87	<	try {
102	>	final CustomExecutor p = new CustomExecutor(1);
103	>	try (PoolCleaner cleaner = cleaner(p)) {
104	>	final CountDownLatch done = new CountDownLatch(1);
105	>	final Runnable task = new CheckedRunnable() {
106	>	public void realRun() { done.countDown(); }};
107		p.execute(task);
108	<	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
90	<	} finally {
91	<	joinPool(p);
108	>	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
109		}
110		}
111
95	–
112		/**
113		* delayed schedule of callable successfully executes after delay
114		*/
115		public void testSchedule1() throws Exception {
116	<	CustomExecutor p = new CustomExecutor(1);
117	<	final long t0 = System.nanoTime();
118	<	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
119	<	final CountDownLatch done = new CountDownLatch(1);
104	<	try {
116	>	final CustomExecutor p = new CustomExecutor(1);
117	>	try (PoolCleaner cleaner = cleaner(p)) {
118	>	final long startTime = System.nanoTime();
119	>	final CountDownLatch done = new CountDownLatch(1);
120		Callable task = new CheckedCallable<Boolean>() {
121		public Boolean realCall() {
122		done.countDown();
123	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
123	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
124		return Boolean.TRUE;
125		}};
126	<	Future f = p.schedule(task, SHORT_DELAY_MS, MILLISECONDS);
127	<	assertEquals(Boolean.TRUE, f.get());
128	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
126	>	Future f = p.schedule(task, timeoutMillis(), MILLISECONDS);
127	>	assertSame(Boolean.TRUE, f.get());
128	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
129		assertTrue(done.await(0L, MILLISECONDS));
115	–	} finally {
116	–	joinPool(p);
130		}
131		}
132
#	Line 121 | Line 134 | public class ScheduledExecutorSubclassTe
134		* delayed schedule of runnable successfully executes after delay
135		*/
136		public void testSchedule3() throws Exception {
137	<	CustomExecutor p = new CustomExecutor(1);
138	<	final long t0 = System.nanoTime();
139	<	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
140	<	final CountDownLatch done = new CountDownLatch(1);
128	<	try {
137	>	final CustomExecutor p = new CustomExecutor(1);
138	>	try (PoolCleaner cleaner = cleaner(p)) {
139	>	final long startTime = System.nanoTime();
140	>	final CountDownLatch done = new CountDownLatch(1);
141		Runnable task = new CheckedRunnable() {
142		public void realRun() {
143		done.countDown();
144	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
144	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
145		}};
146	<	Future f = p.schedule(task, SHORT_DELAY_MS, MILLISECONDS);
147	<	assertNull(f.get());
148	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
149	<	assertTrue(done.await(0L, MILLISECONDS));
138	<	} finally {
139	<	joinPool(p);
146	>	Future f = p.schedule(task, timeoutMillis(), MILLISECONDS);
147	>	await(done);
148	>	assertNull(f.get(LONG_DELAY_MS, MILLISECONDS));
149	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
150		}
151		}
152
#	Line 144 | Line 154 | public class ScheduledExecutorSubclassTe
154		* scheduleAtFixedRate executes runnable after given initial delay
155		*/
156		public void testSchedule4() throws InterruptedException {
157	<	CustomExecutor p = new CustomExecutor(1);
158	<	final long t0 = System.nanoTime();
159	<	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
160	<	final CountDownLatch done = new CountDownLatch(1);
151	<	try {
157	>	final CustomExecutor p = new CustomExecutor(1);
158	>	try (PoolCleaner cleaner = cleaner(p)) {
159	>	final long startTime = System.nanoTime();
160	>	final CountDownLatch done = new CountDownLatch(1);
161		Runnable task = new CheckedRunnable() {
162		public void realRun() {
163		done.countDown();
164	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
164	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
165		}};
166		ScheduledFuture f =
167	<	p.scheduleAtFixedRate(task, SHORT_DELAY_MS,
168	<	SHORT_DELAY_MS, MILLISECONDS);
169	<	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
170	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
167	>	p.scheduleAtFixedRate(task, timeoutMillis(),
168	>	LONG_DELAY_MS, MILLISECONDS);
169	>	await(done);
170	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
171		f.cancel(true);
163	–	} finally {
164	–	joinPool(p);
172		}
173		}
174
#	Line 169 | Line 176 | public class ScheduledExecutorSubclassTe
176		* scheduleWithFixedDelay executes runnable after given initial delay
177		*/
178		public void testSchedule5() throws InterruptedException {
179	<	CustomExecutor p = new CustomExecutor(1);
180	<	final long t0 = System.nanoTime();
181	<	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
182	<	final CountDownLatch done = new CountDownLatch(1);
176	<	try {
179	>	final CustomExecutor p = new CustomExecutor(1);
180	>	try (PoolCleaner cleaner = cleaner(p)) {
181	>	final long startTime = System.nanoTime();
182	>	final CountDownLatch done = new CountDownLatch(1);
183		Runnable task = new CheckedRunnable() {
184		public void realRun() {
185		done.countDown();
186	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
186	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
187		}};
188		ScheduledFuture f =
189	<	p.scheduleWithFixedDelay(task, SHORT_DELAY_MS,
190	<	SHORT_DELAY_MS, MILLISECONDS);
191	<	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
192	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
189	>	p.scheduleWithFixedDelay(task, timeoutMillis(),
190	>	LONG_DELAY_MS, MILLISECONDS);
191	>	await(done);
192	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
193		f.cancel(true);
188	–	} finally {
189	–	joinPool(p);
194		}
195		}
196
#	Line 199 | Line 203 | public class ScheduledExecutorSubclassTe
203		* scheduleAtFixedRate executes series of tasks at given rate
204		*/
205		public void testFixedRateSequence() throws InterruptedException {
206	<	CustomExecutor p = new CustomExecutor(1);
207	<	RunnableCounter counter = new RunnableCounter();
208	<	ScheduledFuture h =
209	<	p.scheduleAtFixedRate(counter, 0, 1, MILLISECONDS);
210	<	Thread.sleep(SMALL_DELAY_MS);
211	<	h.cancel(true);
212	<	int c = counter.count.get();
213	<	// By time scaling conventions, we must have at least
214	<	// an execution per SHORT delay, but no more than one SHORT more
215	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
216	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
217	<	joinPool(p);
206	>	final CustomExecutor p = new CustomExecutor(1);
207	>	try (PoolCleaner cleaner = cleaner(p)) {
208	>	for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
209	>	long startTime = System.nanoTime();
210	>	int cycles = 10;
211	>	final CountDownLatch done = new CountDownLatch(cycles);
212	>	Runnable task = new CheckedRunnable() {
213	>	public void realRun() { done.countDown(); }};
214	>	ScheduledFuture h =
215	>	p.scheduleAtFixedRate(task, 0, delay, MILLISECONDS);
216	>	done.await();
217	>	h.cancel(true);
218	>	double normalizedTime =
219	>	(double) millisElapsedSince(startTime) / delay;
220	>	if (normalizedTime >= cycles - 1 &&
221	>	normalizedTime <= cycles)
222	>	return;
223	>	}
224	>	throw new AssertionError("unexpected execution rate");
225	>	}
226		}
227
228		/**
229		* scheduleWithFixedDelay executes series of tasks with given period
230		*/
231		public void testFixedDelaySequence() throws InterruptedException {
232	<	CustomExecutor p = new CustomExecutor(1);
233	<	RunnableCounter counter = new RunnableCounter();
234	<	ScheduledFuture h =
235	<	p.scheduleWithFixedDelay(counter, 0, 1, MILLISECONDS);
236	<	Thread.sleep(SMALL_DELAY_MS);
237	<	h.cancel(true);
238	<	int c = counter.count.get();
239	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
240	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
241	<	joinPool(p);
232	>	final CustomExecutor p = new CustomExecutor(1);
233	>	try (PoolCleaner cleaner = cleaner(p)) {
234	>	for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
235	>	long startTime = System.nanoTime();
236	>	int cycles = 10;
237	>	final CountDownLatch done = new CountDownLatch(cycles);
238	>	Runnable task = new CheckedRunnable() {
239	>	public void realRun() { done.countDown(); }};
240	>	ScheduledFuture h =
241	>	p.scheduleWithFixedDelay(task, 0, delay, MILLISECONDS);
242	>	done.await();
243	>	h.cancel(true);
244	>	double normalizedTime =
245	>	(double) millisElapsedSince(startTime) / delay;
246	>	if (normalizedTime >= cycles - 1 &&
247	>	normalizedTime <= cycles)
248	>	return;
249	>	}
250	>	throw new AssertionError("unexpected execution rate");
251	>	}
252		}
253
232	–
254		/**
255		* execute(null) throws NPE
256		*/
257		public void testExecuteNull() throws InterruptedException {
258	<	CustomExecutor se = new CustomExecutor(1);
259	<	try {
260	<	se.execute(null);
261	<	shouldThrow();
262	<	} catch (NullPointerException success) {}
263	<	joinPool(se);
258	>	final CustomExecutor p = new CustomExecutor(1);
259	>	try (PoolCleaner cleaner = cleaner(p)) {
260	>	try {
261	>	p.execute(null);
262	>	shouldThrow();
263	>	} catch (NullPointerException success) {}
264	>	}
265		}
266
267		/**
268		* schedule(null) throws NPE
269		*/
270		public void testScheduleNull() throws InterruptedException {
271	<	CustomExecutor se = new CustomExecutor(1);
272	<	try {
273	<	TrackedCallable callable = null;
274	<	Future f = se.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
275	<	shouldThrow();
276	<	} catch (NullPointerException success) {}
277	<	joinPool(se);
271	>	final CustomExecutor p = new CustomExecutor(1);
272	>	try (PoolCleaner cleaner = cleaner(p)) {
273	>	try {
274	>	TrackedCallable callable = null;
275	>	Future f = p.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
276	>	shouldThrow();
277	>	} catch (NullPointerException success) {}
278	>	}
279		}
280
281		/**
282		* execute throws RejectedExecutionException if shutdown
283		*/
284		public void testSchedule1_RejectedExecutionException() {
285	<	CustomExecutor se = new CustomExecutor(1);
286	<	try {
287	<	se.shutdown();
288	<	se.schedule(new NoOpRunnable(),
289	<	MEDIUM_DELAY_MS, MILLISECONDS);
290	<	shouldThrow();
291	<	} catch (RejectedExecutionException success) {
292	<	} catch (SecurityException ok) {
285	>	final CustomExecutor p = new CustomExecutor(1);
286	>	try (PoolCleaner cleaner = cleaner(p)) {
287	>	try {
288	>	p.shutdown();
289	>	p.schedule(new NoOpRunnable(),
290	>	MEDIUM_DELAY_MS, MILLISECONDS);
291	>	shouldThrow();
292	>	} catch (RejectedExecutionException success) {
293	>	} catch (SecurityException ok) {}
294		}
271	–
272	–	joinPool(se);
295		}
296
297		/**
298		* schedule throws RejectedExecutionException if shutdown
299		*/
300		public void testSchedule2_RejectedExecutionException() {
301	<	CustomExecutor se = new CustomExecutor(1);
302	<	try {
303	<	se.shutdown();
304	<	se.schedule(new NoOpCallable(),
305	<	MEDIUM_DELAY_MS, MILLISECONDS);
306	<	shouldThrow();
307	<	} catch (RejectedExecutionException success) {
308	<	} catch (SecurityException ok) {
301	>	final CustomExecutor p = new CustomExecutor(1);
302	>	try (PoolCleaner cleaner = cleaner(p)) {
303	>	try {
304	>	p.shutdown();
305	>	p.schedule(new NoOpCallable(),
306	>	MEDIUM_DELAY_MS, MILLISECONDS);
307	>	shouldThrow();
308	>	} catch (RejectedExecutionException success) {
309	>	} catch (SecurityException ok) {}
310		}
288	–	joinPool(se);
311		}
312
313		/**
314		* schedule callable throws RejectedExecutionException if shutdown
315		*/
316		public void testSchedule3_RejectedExecutionException() {
317	<	CustomExecutor se = new CustomExecutor(1);
318	<	try {
319	<	se.shutdown();
320	<	se.schedule(new NoOpCallable(),
321	<	MEDIUM_DELAY_MS, MILLISECONDS);
322	<	shouldThrow();
323	<	} catch (RejectedExecutionException success) {
324	<	} catch (SecurityException ok) {
317	>	final CustomExecutor p = new CustomExecutor(1);
318	>	try (PoolCleaner cleaner = cleaner(p)) {
319	>	try {
320	>	p.shutdown();
321	>	p.schedule(new NoOpCallable(),
322	>	MEDIUM_DELAY_MS, MILLISECONDS);
323	>	shouldThrow();
324	>	} catch (RejectedExecutionException success) {
325	>	} catch (SecurityException ok) {}
326		}
304	–	joinPool(se);
327		}
328
329		/**
330		* scheduleAtFixedRate throws RejectedExecutionException if shutdown
331		*/
332		public void testScheduleAtFixedRate1_RejectedExecutionException() {
333	<	CustomExecutor se = new CustomExecutor(1);
334	<	try {
335	<	se.shutdown();
336	<	se.scheduleAtFixedRate(new NoOpRunnable(),
337	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
338	<	shouldThrow();
339	<	} catch (RejectedExecutionException success) {
340	<	} catch (SecurityException ok) {
333	>	final CustomExecutor p = new CustomExecutor(1);
334	>	try (PoolCleaner cleaner = cleaner(p)) {
335	>	try {
336	>	p.shutdown();
337	>	p.scheduleAtFixedRate(new NoOpRunnable(),
338	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
339	>	shouldThrow();
340	>	} catch (RejectedExecutionException success) {
341	>	} catch (SecurityException ok) {}
342		}
320	–	joinPool(se);
343		}
344
345		/**
346		* scheduleWithFixedDelay throws RejectedExecutionException if shutdown
347		*/
348		public void testScheduleWithFixedDelay1_RejectedExecutionException() {
349	<	CustomExecutor se = new CustomExecutor(1);
350	<	try {
351	<	se.shutdown();
352	<	se.scheduleWithFixedDelay(new NoOpRunnable(),
353	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
354	<	shouldThrow();
355	<	} catch (RejectedExecutionException success) {
356	<	} catch (SecurityException ok) {
349	>	final CustomExecutor p = new CustomExecutor(1);
350	>	try (PoolCleaner cleaner = cleaner(p)) {
351	>	try {
352	>	p.shutdown();
353	>	p.scheduleWithFixedDelay(new NoOpRunnable(),
354	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
355	>	shouldThrow();
356	>	} catch (RejectedExecutionException success) {
357	>	} catch (SecurityException ok) {}
358		}
336	–	joinPool(se);
359		}
360
361		/**
#	Line 342 | Line 364 | public class ScheduledExecutorSubclassTe
364		*/
365		public void testGetActiveCount() throws InterruptedException {
366		final ThreadPoolExecutor p = new CustomExecutor(2);
367	<	final CountDownLatch threadStarted = new CountDownLatch(1);
368	<	final CountDownLatch done = new CountDownLatch(1);
369	<	try {
367	>	try (PoolCleaner cleaner = cleaner(p)) {
368	>	final CountDownLatch threadStarted = new CountDownLatch(1);
369	>	final CountDownLatch done = new CountDownLatch(1);
370		assertEquals(0, p.getActiveCount());
371		p.execute(new CheckedRunnable() {
372		public void realRun() throws InterruptedException {
#	Line 352 | Line 374 | public class ScheduledExecutorSubclassTe
374		assertEquals(1, p.getActiveCount());
375		done.await();
376		}});
377	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
377	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
378		assertEquals(1, p.getActiveCount());
357	–	} finally {
379		done.countDown();
359	–	joinPool(p);
380		}
381		}
382
#	Line 366 | Line 386 | public class ScheduledExecutorSubclassTe
386		*/
387		public void testGetCompletedTaskCount() throws InterruptedException {
388		final ThreadPoolExecutor p = new CustomExecutor(2);
389	<	final CountDownLatch threadStarted = new CountDownLatch(1);
390	<	final CountDownLatch threadProceed = new CountDownLatch(1);
391	<	final CountDownLatch threadDone = new CountDownLatch(1);
392	<	try {
389	>	try (PoolCleaner cleaner = cleaner(p)) {
390	>	final CountDownLatch threadStarted = new CountDownLatch(1);
391	>	final CountDownLatch threadProceed = new CountDownLatch(1);
392	>	final CountDownLatch threadDone = new CountDownLatch(1);
393		assertEquals(0, p.getCompletedTaskCount());
394		p.execute(new CheckedRunnable() {
395		public void realRun() throws InterruptedException {
#	Line 378 | Line 398 | public class ScheduledExecutorSubclassTe
398		threadProceed.await();
399		threadDone.countDown();
400		}});
401	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
401	>	await(threadStarted);
402		assertEquals(0, p.getCompletedTaskCount());
403		threadProceed.countDown();
404		threadDone.await();
405	<	Thread.sleep(SHORT_DELAY_MS);
406	<	assertEquals(1, p.getCompletedTaskCount());
407	<	} finally {
408	<	joinPool(p);
405	>	long startTime = System.nanoTime();
406	>	while (p.getCompletedTaskCount() != 1) {
407	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
408	>	fail("timed out");
409	>	Thread.yield();
410	>	}
411		}
412		}
413
#	Line 393 | Line 415 | public class ScheduledExecutorSubclassTe
415		* getCorePoolSize returns size given in constructor if not otherwise set
416		*/
417		public void testGetCorePoolSize() {
418	<	CustomExecutor p = new CustomExecutor(1);
419	<	assertEquals(1, p.getCorePoolSize());
420	<	joinPool(p);
418	>	final CustomExecutor p = new CustomExecutor(1);
419	>	try (PoolCleaner cleaner = cleaner(p)) {
420	>	assertEquals(1, p.getCorePoolSize());
421	>	}
422		}
423
424		/**
#	Line 405 | Line 428 | public class ScheduledExecutorSubclassTe
428		public void testGetLargestPoolSize() throws InterruptedException {
429		final int THREADS = 3;
430		final ThreadPoolExecutor p = new CustomExecutor(THREADS);
431	<	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
432	<	final CountDownLatch done = new CountDownLatch(1);
433	<	try {
431	>	try (PoolCleaner cleaner = cleaner(p)) {
432	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
433	>	final CountDownLatch done = new CountDownLatch(1);
434		assertEquals(0, p.getLargestPoolSize());
435		for (int i = 0; i < THREADS; i++)
436		p.execute(new CheckedRunnable() {
#	Line 416 | Line 439 | public class ScheduledExecutorSubclassTe
439		done.await();
440		assertEquals(THREADS, p.getLargestPoolSize());
441		}});
442	<	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
442	>	assertTrue(threadsStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
443		assertEquals(THREADS, p.getLargestPoolSize());
421	–	} finally {
444		done.countDown();
423	–	joinPool(p);
424	–	assertEquals(THREADS, p.getLargestPoolSize());
445		}
446	+	assertEquals(THREADS, p.getLargestPoolSize());
447		}
448
449		/**
#	Line 431 | Line 452 | public class ScheduledExecutorSubclassTe
452		*/
453		public void testGetPoolSize() throws InterruptedException {
454		final ThreadPoolExecutor p = new CustomExecutor(1);
455	<	final CountDownLatch threadStarted = new CountDownLatch(1);
456	<	final CountDownLatch done = new CountDownLatch(1);
457	<	try {
455	>	try (PoolCleaner cleaner = cleaner(p)) {
456	>	final CountDownLatch threadStarted = new CountDownLatch(1);
457	>	final CountDownLatch done = new CountDownLatch(1);
458		assertEquals(0, p.getPoolSize());
459		p.execute(new CheckedRunnable() {
460		public void realRun() throws InterruptedException {
#	Line 441 | Line 462 | public class ScheduledExecutorSubclassTe
462		assertEquals(1, p.getPoolSize());
463		done.await();
464		}});
465	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
465	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
466		assertEquals(1, p.getPoolSize());
446	–	} finally {
467		done.countDown();
448	–	joinPool(p);
468		}
469		}
470
#	Line 455 | Line 474 | public class ScheduledExecutorSubclassTe
474		*/
475		public void testGetTaskCount() throws InterruptedException {
476		final ThreadPoolExecutor p = new CustomExecutor(1);
477	<	final CountDownLatch threadStarted = new CountDownLatch(1);
478	<	final CountDownLatch done = new CountDownLatch(1);
479	<	final int TASKS = 5;
480	<	try {
477	>	try (PoolCleaner cleaner = cleaner(p)) {
478	>	final CountDownLatch threadStarted = new CountDownLatch(1);
479	>	final CountDownLatch done = new CountDownLatch(1);
480	>	final int TASKS = 5;
481		assertEquals(0, p.getTaskCount());
482		for (int i = 0; i < TASKS; i++)
483		p.execute(new CheckedRunnable() {
#	Line 466 | Line 485 | public class ScheduledExecutorSubclassTe
485		threadStarted.countDown();
486		done.await();
487		}});
488	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
488	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
489		assertEquals(TASKS, p.getTaskCount());
471	–	} finally {
490		done.countDown();
473	–	joinPool(p);
491		}
492		}
493
#	Line 478 | Line 495 | public class ScheduledExecutorSubclassTe
495		* getThreadFactory returns factory in constructor if not set
496		*/
497		public void testGetThreadFactory() {
498	<	ThreadFactory tf = new SimpleThreadFactory();
499	<	CustomExecutor p = new CustomExecutor(1, tf);
500	<	assertSame(tf, p.getThreadFactory());
501	<	joinPool(p);
498	>	final ThreadFactory threadFactory = new SimpleThreadFactory();
499	>	final CustomExecutor p = new CustomExecutor(1, threadFactory);
500	>	try (PoolCleaner cleaner = cleaner(p)) {
501	>	assertSame(threadFactory, p.getThreadFactory());
502	>	}
503		}
504
505		/**
506		* setThreadFactory sets the thread factory returned by getThreadFactory
507		*/
508		public void testSetThreadFactory() {
509	<	ThreadFactory tf = new SimpleThreadFactory();
510	<	CustomExecutor p = new CustomExecutor(1);
511	<	p.setThreadFactory(tf);
512	<	assertSame(tf, p.getThreadFactory());
513	<	joinPool(p);
509	>	final ThreadFactory threadFactory = new SimpleThreadFactory();
510	>	final CustomExecutor p = new CustomExecutor(1);
511	>	try (PoolCleaner cleaner = cleaner(p)) {
512	>	p.setThreadFactory(threadFactory);
513	>	assertSame(threadFactory, p.getThreadFactory());
514	>	}
515		}
516
517		/**
518		* setThreadFactory(null) throws NPE
519		*/
520		public void testSetThreadFactoryNull() {
521	<	CustomExecutor p = new CustomExecutor(1);
522	<	try {
523	<	p.setThreadFactory(null);
524	<	shouldThrow();
525	<	} catch (NullPointerException success) {
526	<	} finally {
508	<	joinPool(p);
521	>	final CustomExecutor p = new CustomExecutor(1);
522	>	try (PoolCleaner cleaner = cleaner(p)) {
523	>	try {
524	>	p.setThreadFactory(null);
525	>	shouldThrow();
526	>	} catch (NullPointerException success) {}
527		}
528		}
529
530		/**
531	<	* isShutDown is false before shutdown, true after
531	>	* isShutdown is false before shutdown, true after
532		*/
533		public void testIsShutdown() {
534	<	CustomExecutor p = new CustomExecutor(1);
535	<	try {
534	>	final CustomExecutor p = new CustomExecutor(1);
535	>	try (PoolCleaner cleaner = cleaner(p)) {
536		assertFalse(p.isShutdown());
519	–	}
520	–	finally {
537		try { p.shutdown(); } catch (SecurityException ok) { return; }
538	+	assertTrue(p.isShutdown());
539		}
523	–	assertTrue(p.isShutdown());
540		}
541
526	–
542		/**
543		* isTerminated is false before termination, true after
544		*/
545		public void testIsTerminated() throws InterruptedException {
546		final ThreadPoolExecutor p = new CustomExecutor(1);
547	<	final CountDownLatch threadStarted = new CountDownLatch(1);
548	<	final CountDownLatch done = new CountDownLatch(1);
549	<	assertFalse(p.isTerminated());
550	<	try {
547	>	try (PoolCleaner cleaner = cleaner(p)) {
548	>	final CountDownLatch threadStarted = new CountDownLatch(1);
549	>	final CountDownLatch done = new CountDownLatch(1);
550	>	assertFalse(p.isTerminated());
551		p.execute(new CheckedRunnable() {
552		public void realRun() throws InterruptedException {
553		assertFalse(p.isTerminated());
554		threadStarted.countDown();
555		done.await();
556		}});
557	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
557	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
558		assertFalse(p.isTerminating());
559		done.countDown();
545	–	} finally {
560		try { p.shutdown(); } catch (SecurityException ok) { return; }
561	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
562	+	assertTrue(p.isTerminated());
563		}
548	–	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
549	–	assertTrue(p.isTerminated());
564		}
565
566		/**
#	Line 554 | Line 568 | public class ScheduledExecutorSubclassTe
568		*/
569		public void testIsTerminating() throws InterruptedException {
570		final ThreadPoolExecutor p = new CustomExecutor(1);
571	<	final CountDownLatch threadStarted = new CountDownLatch(1);
572	<	final CountDownLatch done = new CountDownLatch(1);
573	<	try {
571	>	try (PoolCleaner cleaner = cleaner(p)) {
572	>	final CountDownLatch threadStarted = new CountDownLatch(1);
573	>	final CountDownLatch done = new CountDownLatch(1);
574		assertFalse(p.isTerminating());
575		p.execute(new CheckedRunnable() {
576		public void realRun() throws InterruptedException {
#	Line 564 | Line 578 | public class ScheduledExecutorSubclassTe
578		threadStarted.countDown();
579		done.await();
580		}});
581	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
581	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
582		assertFalse(p.isTerminating());
583		done.countDown();
570	–	} finally {
584		try { p.shutdown(); } catch (SecurityException ok) { return; }
585	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
586	+	assertTrue(p.isTerminated());
587	+	assertFalse(p.isTerminating());
588		}
573	–	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
574	–	assertTrue(p.isTerminated());
575	–	assertFalse(p.isTerminating());
589		}
590
591		/**
592		* getQueue returns the work queue, which contains queued tasks
593		*/
594		public void testGetQueue() throws InterruptedException {
595	<	ScheduledThreadPoolExecutor p = new CustomExecutor(1);
596	<	final CountDownLatch threadStarted = new CountDownLatch(1);
597	<	final CountDownLatch done = new CountDownLatch(1);
598	<	try {
595	>	final ScheduledThreadPoolExecutor p = new CustomExecutor(1);
596	>	try (PoolCleaner cleaner = cleaner(p)) {
597	>	final CountDownLatch threadStarted = new CountDownLatch(1);
598	>	final CountDownLatch done = new CountDownLatch(1);
599		ScheduledFuture[] tasks = new ScheduledFuture[5];
600		for (int i = 0; i < tasks.length; i++) {
601		Runnable r = new CheckedRunnable() {
#	Line 592 | Line 605 | public class ScheduledExecutorSubclassTe
605		}};
606		tasks[i] = p.schedule(r, 1, MILLISECONDS);
607		}
608	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
608	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
609		BlockingQueue<Runnable> q = p.getQueue();
610		assertTrue(q.contains(tasks[tasks.length - 1]));
611		assertFalse(q.contains(tasks[0]));
599	–	} finally {
612		done.countDown();
601	–	joinPool(p);
613		}
614		}
615
#	Line 607 | Line 618 | public class ScheduledExecutorSubclassTe
618		*/
619		public void testRemove() throws InterruptedException {
620		final ScheduledThreadPoolExecutor p = new CustomExecutor(1);
621	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
622	<	final CountDownLatch threadStarted = new CountDownLatch(1);
623	<	final CountDownLatch done = new CountDownLatch(1);
624	<	try {
621	>	try (PoolCleaner cleaner = cleaner(p)) {
622	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
623	>	final CountDownLatch threadStarted = new CountDownLatch(1);
624	>	final CountDownLatch done = new CountDownLatch(1);
625		for (int i = 0; i < tasks.length; i++) {
626		Runnable r = new CheckedRunnable() {
627		public void realRun() throws InterruptedException {
#	Line 619 | Line 630 | public class ScheduledExecutorSubclassTe
630		}};
631		tasks[i] = p.schedule(r, 1, MILLISECONDS);
632		}
633	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
633	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
634		BlockingQueue<Runnable> q = p.getQueue();
635		assertFalse(p.remove((Runnable)tasks[0]));
636		assertTrue(q.contains((Runnable)tasks[4]));
#	Line 630 | Line 641 | public class ScheduledExecutorSubclassTe
641		assertTrue(q.contains((Runnable)tasks[3]));
642		assertTrue(p.remove((Runnable)tasks[3]));
643		assertFalse(q.contains((Runnable)tasks[3]));
633	–	} finally {
644		done.countDown();
635	–	joinPool(p);
645		}
646		}
647
#	Line 640 | Line 649 | public class ScheduledExecutorSubclassTe
649		* purge removes cancelled tasks from the queue
650		*/
651		public void testPurge() throws InterruptedException {
652	<	CustomExecutor p = new CustomExecutor(1);
652	>	final CustomExecutor p = new CustomExecutor(1);
653		ScheduledFuture[] tasks = new ScheduledFuture[5];
654	<	for (int i = 0; i < tasks.length; i++) {
655	<	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
656	<	}
654	>	for (int i = 0; i < tasks.length; i++)
655	>	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(),
656	>	LONG_DELAY_MS, MILLISECONDS);
657		try {
658		int max = tasks.length;
659		if (tasks[4].cancel(true)) --max;
660		if (tasks[3].cancel(true)) --max;
661		// There must eventually be an interference-free point at
662		// which purge will not fail. (At worst, when queue is empty.)
663	<	int k;
664	<	for (k = 0; k < SMALL_DELAY_MS; ++k) {
663	>	long startTime = System.nanoTime();
664	>	do {
665		p.purge();
666		long count = p.getTaskCount();
667	<	if (count >= 0 && count <= max)
668	<	break;
669	<	Thread.sleep(1);
670	<	}
662	<	assertTrue(k < SMALL_DELAY_MS);
667	>	if (count == max)
668	>	return;
669	>	} while (millisElapsedSince(startTime) < MEDIUM_DELAY_MS);
670	>	fail("Purge failed to remove cancelled tasks");
671		} finally {
672		for (ScheduledFuture task : tasks)
673		task.cancel(true);
#	Line 668 | Line 676 | public class ScheduledExecutorSubclassTe
676		}
677
678		/**
679	<	* shutDownNow returns a list containing tasks that were not run
679	>	* shutdownNow returns a list containing tasks that were not run,
680	>	* and those tasks are drained from the queue
681		*/
682	<	public void testShutDownNow() {
683	<	CustomExecutor p = new CustomExecutor(1);
684	<	for (int i = 0; i < 5; i++)
685	<	p.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
686	<	List l;
682	>	public void testShutdownNow() throws InterruptedException {
683	>	final int poolSize = 2;
684	>	final int count = 5;
685	>	final AtomicInteger ran = new AtomicInteger(0);
686	>	final CustomExecutor p = new CustomExecutor(poolSize);
687	>	CountDownLatch threadsStarted = new CountDownLatch(poolSize);
688	>	Runnable waiter = new CheckedRunnable() { public void realRun() {
689	>	threadsStarted.countDown();
690	>	try {
691	>	MILLISECONDS.sleep(2 * LONG_DELAY_MS);
692	>	} catch (InterruptedException success) {}
693	>	ran.getAndIncrement();
694	>	}};
695	>	for (int i = 0; i < count; i++)
696	>	p.execute(waiter);
697	>	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
698	>	assertEquals(poolSize, p.getActiveCount());
699	>	assertEquals(0, p.getCompletedTaskCount());
700	>	final List<Runnable> queuedTasks;
701		try {
702	<	l = p.shutdownNow();
702	>	queuedTasks = p.shutdownNow();
703		} catch (SecurityException ok) {
704	<	return;
704	>	return; // Allowed in case test doesn't have privs
705		}
706		assertTrue(p.isShutdown());
707	<	assertTrue(l.size() > 0 && l.size() <= 5);
708	<	joinPool(p);
707	>	assertTrue(p.getQueue().isEmpty());
708	>	assertEquals(count - poolSize, queuedTasks.size());
709	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
710	>	assertTrue(p.isTerminated());
711	>	assertEquals(poolSize, ran.get());
712	>	assertEquals(poolSize, p.getCompletedTaskCount());
713		}
714
715		/**
716	<	* In default setting, shutdown cancels periodic but not delayed
717	<	* tasks at shutdown
716	>	* shutdownNow returns a list containing tasks that were not run,
717	>	* and those tasks are drained from the queue
718		*/
719	<	public void testShutDown1() throws InterruptedException {
720	<	CustomExecutor p = new CustomExecutor(1);
721	<	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
722	<	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
723	<
724	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
725	<	for (int i = 0; i < tasks.length; i++)
726	<	tasks[i] = p.schedule(new NoOpRunnable(),
727	<	SHORT_DELAY_MS, MILLISECONDS);
728	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
729	<	BlockingQueue<Runnable> q = p.getQueue();
730	<	for (ScheduledFuture task : tasks) {
731	<	assertFalse(task.isDone());
732	<	assertFalse(task.isCancelled());
733	<	assertTrue(q.contains(task));
719	>	public void testShutdownNow_delayedTasks() throws InterruptedException {
720	>	final CustomExecutor p = new CustomExecutor(1);
721	>	List<ScheduledFuture> tasks = new ArrayList<>();
722	>	for (int i = 0; i < 3; i++) {
723	>	Runnable r = new NoOpRunnable();
724	>	tasks.add(p.schedule(r, 9, SECONDS));
725	>	tasks.add(p.scheduleAtFixedRate(r, 9, 9, SECONDS));
726	>	tasks.add(p.scheduleWithFixedDelay(r, 9, 9, SECONDS));
727	>	}
728	>	if (testImplementationDetails)
729	>	assertEquals(new HashSet(tasks), new HashSet(p.getQueue()));
730	>	final List<Runnable> queuedTasks;
731	>	try {
732	>	queuedTasks = p.shutdownNow();
733	>	} catch (SecurityException ok) {
734	>	return; // Allowed in case test doesn't have privs
735		}
736		assertTrue(p.isShutdown());
737	<	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
738	<	assertTrue(p.isTerminated());
737	>	assertTrue(p.getQueue().isEmpty());
738	>	if (testImplementationDetails)
739	>	assertEquals(new HashSet(tasks), new HashSet(queuedTasks));
740	>	assertEquals(tasks.size(), queuedTasks.size());
741		for (ScheduledFuture task : tasks) {
742	<	assertTrue(task.isDone());
742	>	assertFalse(((CustomTask)task).ran);
743	>	assertFalse(task.isDone());
744		assertFalse(task.isCancelled());
745		}
746	<	}
716	<
717	<
718	<	/**
719	<	* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
720	<	* delayed tasks are cancelled at shutdown
721	<	*/
722	<	public void testShutDown2() throws InterruptedException {
723	<	CustomExecutor p = new CustomExecutor(1);
724	<	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
725	<	assertFalse(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
726	<	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
727	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
728	<	for (int i = 0; i < tasks.length; i++)
729	<	tasks[i] = p.schedule(new NoOpRunnable(),
730	<	SHORT_DELAY_MS, MILLISECONDS);
731	<	BlockingQueue q = p.getQueue();
732	<	assertEquals(tasks.length, q.size());
733	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
734	<	assertTrue(p.isShutdown());
735	<	assertTrue(q.isEmpty());
736	<	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
746	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
747		assertTrue(p.isTerminated());
738	–	for (ScheduledFuture task : tasks) {
739	–	assertTrue(task.isDone());
740	–	assertTrue(task.isCancelled());
741	–	}
748		}
749
744	–
750		/**
751	<	* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
752	<	* periodic tasks are cancelled at shutdown
753	<	*/
754	<	public void testShutDown3() throws InterruptedException {
755	<	CustomExecutor p = new CustomExecutor(1);
756	<	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
757	<	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
758	<	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
759	<	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
760	<	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
761	<	ScheduledFuture task =
762	<	p.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, MILLISECONDS);
751	>	* By default, periodic tasks are cancelled at shutdown.
752	>	* By default, delayed tasks keep running after shutdown.
753	>	* Check that changing the default values work:
754	>	* - setExecuteExistingDelayedTasksAfterShutdownPolicy
755	>	* - setContinueExistingPeriodicTasksAfterShutdownPolicy
756	>	*/
757	>	public void testShutdown_cancellation() throws Exception {
758	>	Boolean[] allBooleans = { null, Boolean.FALSE, Boolean.TRUE };
759	>	for (Boolean policy : allBooleans)
760	>	{
761	>	final int poolSize = 2;
762	>	final CustomExecutor p = new CustomExecutor(poolSize);
763	>	final boolean effectiveDelayedPolicy = (policy != Boolean.FALSE);
764	>	final boolean effectivePeriodicPolicy = (policy == Boolean.TRUE);
765	>	final boolean effectiveRemovePolicy = (policy == Boolean.TRUE);
766	>	if (policy != null) {
767	>	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(policy);
768	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(policy);
769	>	p.setRemoveOnCancelPolicy(policy);
770	>	}
771	>	assertEquals(effectiveDelayedPolicy,
772	>	p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
773	>	assertEquals(effectivePeriodicPolicy,
774	>	p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
775	>	assertEquals(effectiveRemovePolicy,
776	>	p.getRemoveOnCancelPolicy());
777	>	// Strategy: Wedge the pool with poolSize "blocker" threads
778	>	final AtomicInteger ran = new AtomicInteger(0);
779	>	final CountDownLatch poolBlocked = new CountDownLatch(poolSize);
780	>	final CountDownLatch unblock = new CountDownLatch(1);
781	>	final CountDownLatch periodicLatch1 = new CountDownLatch(2);
782	>	final CountDownLatch periodicLatch2 = new CountDownLatch(2);
783	>	Runnable task = new CheckedRunnable() { public void realRun()
784	>	throws InterruptedException {
785	>	poolBlocked.countDown();
786	>	assertTrue(unblock.await(LONG_DELAY_MS, MILLISECONDS));
787	>	ran.getAndIncrement();
788	>	}};
789	>	List<Future<?>> blockers = new ArrayList<>();
790	>	List<Future<?>> periodics = new ArrayList<>();
791	>	List<Future<?>> delayeds = new ArrayList<>();
792	>	for (int i = 0; i < poolSize; i++)
793	>	blockers.add(p.submit(task));
794	>	assertTrue(poolBlocked.await(LONG_DELAY_MS, MILLISECONDS));
795	>
796	>	periodics.add(p.scheduleAtFixedRate(countDowner(periodicLatch1),
797	>	1, 1, MILLISECONDS));
798	>	periodics.add(p.scheduleWithFixedDelay(countDowner(periodicLatch2),
799	>	1, 1, MILLISECONDS));
800	>	delayeds.add(p.schedule(task, 1, MILLISECONDS));
801	>
802	>	assertTrue(p.getQueue().containsAll(periodics));
803	>	assertTrue(p.getQueue().containsAll(delayeds));
804		try { p.shutdown(); } catch (SecurityException ok) { return; }
805		assertTrue(p.isShutdown());
806	<	BlockingQueue q = p.getQueue();
807	<	assertTrue(p.getQueue().isEmpty());
808	<	assertTrue(task.isDone());
809	<	assertTrue(task.isCancelled());
810	<	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
811	<	assertTrue(p.isTerminated());
812	<	}
813	<
814	<	/**
815	<	* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
816	<	* periodic tasks are not cancelled at shutdown
817	<	*/
818	<	public void testShutDown4() throws InterruptedException {
819	<	CustomExecutor p = new CustomExecutor(1);
820	<	final CountDownLatch counter = new CountDownLatch(2);
821	<	try {
822	<	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
823	<	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
824	<	assertTrue(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
825	<	final Runnable r = new CheckedRunnable() {
826	<	public void realRun() {
827	<	counter.countDown();
782	<	}};
783	<	ScheduledFuture task =
784	<	p.scheduleAtFixedRate(r, 1, 1, MILLISECONDS);
785	<	assertFalse(task.isDone());
786	<	assertFalse(task.isCancelled());
787	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
788	<	assertFalse(task.isCancelled());
789	<	assertFalse(p.isTerminated());
790	<	assertTrue(p.isShutdown());
791	<	assertTrue(counter.await(SMALL_DELAY_MS, MILLISECONDS));
792	<	assertFalse(task.isCancelled());
793	<	assertTrue(task.cancel(false));
794	<	assertTrue(task.isDone());
795	<	assertTrue(task.isCancelled());
796	<	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
797	<	assertTrue(p.isTerminated());
806	>	assertFalse(p.isTerminated());
807	>	for (Future<?> periodic : periodics) {
808	>	assertTrue(effectivePeriodicPolicy ^ periodic.isCancelled());
809	>	assertTrue(effectivePeriodicPolicy ^ periodic.isDone());
810	>	}
811	>	for (Future<?> delayed : delayeds) {
812	>	assertTrue(effectiveDelayedPolicy ^ delayed.isCancelled());
813	>	assertTrue(effectiveDelayedPolicy ^ delayed.isDone());
814	>	}
815	>	if (testImplementationDetails) {
816	>	assertEquals(effectivePeriodicPolicy,
817	>	p.getQueue().containsAll(periodics));
818	>	assertEquals(effectiveDelayedPolicy,
819	>	p.getQueue().containsAll(delayeds));
820	>	}
821	>	// Release all pool threads
822	>	unblock.countDown();
823	>
824	>	for (Future<?> delayed : delayeds) {
825	>	if (effectiveDelayedPolicy) {
826	>	assertNull(delayed.get());
827	>	}
828		}
829	<	finally {
830	<	joinPool(p);
829	>	if (effectivePeriodicPolicy) {
830	>	assertTrue(periodicLatch1.await(LONG_DELAY_MS, MILLISECONDS));
831	>	assertTrue(periodicLatch2.await(LONG_DELAY_MS, MILLISECONDS));
832	>	for (Future<?> periodic : periodics) {
833	>	assertTrue(periodic.cancel(false));
834	>	assertTrue(periodic.isCancelled());
835	>	assertTrue(periodic.isDone());
836	>	}
837		}
838	<	}
838	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
839	>	assertTrue(p.isTerminated());
840	>	assertEquals(2 + (effectiveDelayedPolicy ? 1 : 0), ran.get());
841	>	}}
842
843		/**
844		* completed submit of callable returns result
845		*/
846		public void testSubmitCallable() throws Exception {
847	<	ExecutorService e = new CustomExecutor(2);
848	<	try {
847	>	final ExecutorService e = new CustomExecutor(2);
848	>	try (PoolCleaner cleaner = cleaner(e)) {
849		Future<String> future = e.submit(new StringTask());
850		String result = future.get();
851		assertSame(TEST_STRING, result);
813	–	} finally {
814	–	joinPool(e);
852		}
853		}
854
#	Line 819 | Line 856 | public class ScheduledExecutorSubclassTe
856		* completed submit of runnable returns successfully
857		*/
858		public void testSubmitRunnable() throws Exception {
859	<	ExecutorService e = new CustomExecutor(2);
860	<	try {
859	>	final ExecutorService e = new CustomExecutor(2);
860	>	try (PoolCleaner cleaner = cleaner(e)) {
861		Future<?> future = e.submit(new NoOpRunnable());
862		future.get();
863		assertTrue(future.isDone());
827	–	} finally {
828	–	joinPool(e);
864		}
865		}
866
#	Line 833 | Line 868 | public class ScheduledExecutorSubclassTe
868		* completed submit of (runnable, result) returns result
869		*/
870		public void testSubmitRunnable2() throws Exception {
871	<	ExecutorService e = new CustomExecutor(2);
872	<	try {
871	>	final ExecutorService e = new CustomExecutor(2);
872	>	try (PoolCleaner cleaner = cleaner(e)) {
873		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
874		String result = future.get();
875		assertSame(TEST_STRING, result);
841	–	} finally {
842	–	joinPool(e);
876		}
877		}
878
#	Line 847 | Line 880 | public class ScheduledExecutorSubclassTe
880		* invokeAny(null) throws NPE
881		*/
882		public void testInvokeAny1() throws Exception {
883	<	ExecutorService e = new CustomExecutor(2);
884	<	try {
885	<	e.invokeAny(null);
886	<	shouldThrow();
887	<	} catch (NullPointerException success) {
888	<	} finally {
856	<	joinPool(e);
883	>	final ExecutorService e = new CustomExecutor(2);
884	>	try (PoolCleaner cleaner = cleaner(e)) {
885	>	try {
886	>	e.invokeAny(null);
887	>	shouldThrow();
888	>	} catch (NullPointerException success) {}
889		}
890		}
891
#	Line 861 | Line 893 | public class ScheduledExecutorSubclassTe
893		* invokeAny(empty collection) throws IAE
894		*/
895		public void testInvokeAny2() throws Exception {
896	<	ExecutorService e = new CustomExecutor(2);
897	<	try {
898	<	e.invokeAny(new ArrayList<Callable<String>>());
899	<	shouldThrow();
900	<	} catch (IllegalArgumentException success) {
901	<	} finally {
870	<	joinPool(e);
896	>	final ExecutorService e = new CustomExecutor(2);
897	>	try (PoolCleaner cleaner = cleaner(e)) {
898	>	try {
899	>	e.invokeAny(new ArrayList<Callable<String>>());
900	>	shouldThrow();
901	>	} catch (IllegalArgumentException success) {}
902		}
903		}
904
#	Line 875 | Line 906 | public class ScheduledExecutorSubclassTe
906		* invokeAny(c) throws NPE if c has null elements
907		*/
908		public void testInvokeAny3() throws Exception {
909	<	CountDownLatch latch = new CountDownLatch(1);
910	<	ExecutorService e = new CustomExecutor(2);
911	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
912	<	l.add(latchAwaitingStringTask(latch));
913	<	l.add(null);
914	<	try {
915	<	e.invokeAny(l);
916	<	shouldThrow();
917	<	} catch (NullPointerException success) {
918	<	} finally {
909	>	final CountDownLatch latch = new CountDownLatch(1);
910	>	final ExecutorService e = new CustomExecutor(2);
911	>	try (PoolCleaner cleaner = cleaner(e)) {
912	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
913	>	l.add(latchAwaitingStringTask(latch));
914	>	l.add(null);
915	>	try {
916	>	e.invokeAny(l);
917	>	shouldThrow();
918	>	} catch (NullPointerException success) {}
919		latch.countDown();
889	–	joinPool(e);
920		}
921		}
922
#	Line 894 | Line 924 | public class ScheduledExecutorSubclassTe
924		* invokeAny(c) throws ExecutionException if no task completes
925		*/
926		public void testInvokeAny4() throws Exception {
927	<	ExecutorService e = new CustomExecutor(2);
928	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
929	<	l.add(new NPETask());
930	<	try {
931	<	e.invokeAny(l);
932	<	shouldThrow();
933	<	} catch (ExecutionException success) {
934	<	assertTrue(success.getCause() instanceof NullPointerException);
935	<	} finally {
936	<	joinPool(e);
927	>	final ExecutorService e = new CustomExecutor(2);
928	>	try (PoolCleaner cleaner = cleaner(e)) {
929	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
930	>	l.add(new NPETask());
931	>	try {
932	>	e.invokeAny(l);
933	>	shouldThrow();
934	>	} catch (ExecutionException success) {
935	>	assertTrue(success.getCause() instanceof NullPointerException);
936	>	}
937		}
938		}
939
#	Line 911 | Line 941 | public class ScheduledExecutorSubclassTe
941		* invokeAny(c) returns result of some task
942		*/
943		public void testInvokeAny5() throws Exception {
944	<	ExecutorService e = new CustomExecutor(2);
945	<	try {
944	>	final ExecutorService e = new CustomExecutor(2);
945	>	try (PoolCleaner cleaner = cleaner(e)) {
946		List<Callable<String>> l = new ArrayList<Callable<String>>();
947		l.add(new StringTask());
948		l.add(new StringTask());
949		String result = e.invokeAny(l);
950		assertSame(TEST_STRING, result);
921	–	} finally {
922	–	joinPool(e);
951		}
952		}
953
#	Line 927 | Line 955 | public class ScheduledExecutorSubclassTe
955		* invokeAll(null) throws NPE
956		*/
957		public void testInvokeAll1() throws Exception {
958	<	ExecutorService e = new CustomExecutor(2);
959	<	try {
960	<	e.invokeAll(null);
961	<	shouldThrow();
962	<	} catch (NullPointerException success) {
963	<	} finally {
936	<	joinPool(e);
958	>	final ExecutorService e = new CustomExecutor(2);
959	>	try (PoolCleaner cleaner = cleaner(e)) {
960	>	try {
961	>	e.invokeAll(null);
962	>	shouldThrow();
963	>	} catch (NullPointerException success) {}
964		}
965		}
966
#	Line 941 | Line 968 | public class ScheduledExecutorSubclassTe
968		* invokeAll(empty collection) returns empty collection
969		*/
970		public void testInvokeAll2() throws Exception {
971	<	ExecutorService e = new CustomExecutor(2);
972	<	try {
971	>	final ExecutorService e = new CustomExecutor(2);
972	>	try (PoolCleaner cleaner = cleaner(e)) {
973		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
974		assertTrue(r.isEmpty());
948	–	} finally {
949	–	joinPool(e);
975		}
976		}
977
#	Line 954 | Line 979 | public class ScheduledExecutorSubclassTe
979		* invokeAll(c) throws NPE if c has null elements
980		*/
981		public void testInvokeAll3() throws Exception {
982	<	ExecutorService e = new CustomExecutor(2);
983	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
984	<	l.add(new StringTask());
985	<	l.add(null);
986	<	try {
987	<	e.invokeAll(l);
988	<	shouldThrow();
989	<	} catch (NullPointerException success) {
990	<	} finally {
966	<	joinPool(e);
982	>	final ExecutorService e = new CustomExecutor(2);
983	>	try (PoolCleaner cleaner = cleaner(e)) {
984	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
985	>	l.add(new StringTask());
986	>	l.add(null);
987	>	try {
988	>	e.invokeAll(l);
989	>	shouldThrow();
990	>	} catch (NullPointerException success) {}
991		}
992		}
993
#	Line 971 | Line 995 | public class ScheduledExecutorSubclassTe
995		* get of invokeAll(c) throws exception on failed task
996		*/
997		public void testInvokeAll4() throws Exception {
998	<	ExecutorService e = new CustomExecutor(2);
999	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1000	<	l.add(new NPETask());
1001	<	List<Future<String>> futures = e.invokeAll(l);
1002	<	assertEquals(1, futures.size());
1003	<	try {
1004	<	futures.get(0).get();
1005	<	shouldThrow();
1006	<	} catch (ExecutionException success) {
1007	<	assertTrue(success.getCause() instanceof NullPointerException);
1008	<	} finally {
1009	<	joinPool(e);
998	>	final ExecutorService e = new CustomExecutor(2);
999	>	try (PoolCleaner cleaner = cleaner(e)) {
1000	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1001	>	l.add(new NPETask());
1002	>	List<Future<String>> futures = e.invokeAll(l);
1003	>	assertEquals(1, futures.size());
1004	>	try {
1005	>	futures.get(0).get();
1006	>	shouldThrow();
1007	>	} catch (ExecutionException success) {
1008	>	assertTrue(success.getCause() instanceof NullPointerException);
1009	>	}
1010		}
1011		}
1012
#	Line 990 | Line 1014 | public class ScheduledExecutorSubclassTe
1014		* invokeAll(c) returns results of all completed tasks
1015		*/
1016		public void testInvokeAll5() throws Exception {
1017	<	ExecutorService e = new CustomExecutor(2);
1018	<	try {
1017	>	final ExecutorService e = new CustomExecutor(2);
1018	>	try (PoolCleaner cleaner = cleaner(e)) {
1019		List<Callable<String>> l = new ArrayList<Callable<String>>();
1020		l.add(new StringTask());
1021		l.add(new StringTask());
#	Line 999 | Line 1023 | public class ScheduledExecutorSubclassTe
1023		assertEquals(2, futures.size());
1024		for (Future<String> future : futures)
1025		assertSame(TEST_STRING, future.get());
1002	–	} finally {
1003	–	joinPool(e);
1026		}
1027		}
1028
#	Line 1008 | Line 1030 | public class ScheduledExecutorSubclassTe
1030		* timed invokeAny(null) throws NPE
1031		*/
1032		public void testTimedInvokeAny1() throws Exception {
1033	<	ExecutorService e = new CustomExecutor(2);
1034	<	try {
1035	<	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1036	<	shouldThrow();
1037	<	} catch (NullPointerException success) {
1038	<	} finally {
1017	<	joinPool(e);
1033	>	final ExecutorService e = new CustomExecutor(2);
1034	>	try (PoolCleaner cleaner = cleaner(e)) {
1035	>	try {
1036	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1037	>	shouldThrow();
1038	>	} catch (NullPointerException success) {}
1039		}
1040		}
1041
#	Line 1022 | Line 1043 | public class ScheduledExecutorSubclassTe
1043		* timed invokeAny(,,null) throws NPE
1044		*/
1045		public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1046	<	ExecutorService e = new CustomExecutor(2);
1047	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1048	<	l.add(new StringTask());
1049	<	try {
1050	<	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1051	<	shouldThrow();
1052	<	} catch (NullPointerException success) {
1053	<	} finally {
1033	<	joinPool(e);
1046	>	final ExecutorService e = new CustomExecutor(2);
1047	>	try (PoolCleaner cleaner = cleaner(e)) {
1048	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1049	>	l.add(new StringTask());
1050	>	try {
1051	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1052	>	shouldThrow();
1053	>	} catch (NullPointerException success) {}
1054		}
1055		}
1056
#	Line 1038 | Line 1058 | public class ScheduledExecutorSubclassTe
1058		* timed invokeAny(empty collection) throws IAE
1059		*/
1060		public void testTimedInvokeAny2() throws Exception {
1061	<	ExecutorService e = new CustomExecutor(2);
1062	<	try {
1063	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1064	<	shouldThrow();
1065	<	} catch (IllegalArgumentException success) {
1066	<	} finally {
1047	<	joinPool(e);
1061	>	final ExecutorService e = new CustomExecutor(2);
1062	>	try (PoolCleaner cleaner = cleaner(e)) {
1063	>	try {
1064	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1065	>	shouldThrow();
1066	>	} catch (IllegalArgumentException success) {}
1067		}
1068		}
1069
#	Line 1053 | Line 1072 | public class ScheduledExecutorSubclassTe
1072		*/
1073		public void testTimedInvokeAny3() throws Exception {
1074		CountDownLatch latch = new CountDownLatch(1);
1075	<	ExecutorService e = new CustomExecutor(2);
1076	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1077	<	l.add(latchAwaitingStringTask(latch));
1078	<	l.add(null);
1079	<	try {
1080	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1081	<	shouldThrow();
1082	<	} catch (NullPointerException success) {
1083	<	} finally {
1075	>	final ExecutorService e = new CustomExecutor(2);
1076	>	try (PoolCleaner cleaner = cleaner(e)) {
1077	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1078	>	l.add(latchAwaitingStringTask(latch));
1079	>	l.add(null);
1080	>	try {
1081	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1082	>	shouldThrow();
1083	>	} catch (NullPointerException success) {}
1084		latch.countDown();
1066	–	joinPool(e);
1085		}
1086		}
1087
#	Line 1071 | Line 1089 | public class ScheduledExecutorSubclassTe
1089		* timed invokeAny(c) throws ExecutionException if no task completes
1090		*/
1091		public void testTimedInvokeAny4() throws Exception {
1092	<	ExecutorService e = new CustomExecutor(2);
1093	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1094	<	l.add(new NPETask());
1095	<	try {
1096	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1097	<	shouldThrow();
1098	<	} catch (ExecutionException success) {
1099	<	assertTrue(success.getCause() instanceof NullPointerException);
1100	<	} finally {
1101	<	joinPool(e);
1092	>	final ExecutorService e = new CustomExecutor(2);
1093	>	try (PoolCleaner cleaner = cleaner(e)) {
1094	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1095	>	l.add(new NPETask());
1096	>	try {
1097	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1098	>	shouldThrow();
1099	>	} catch (ExecutionException success) {
1100	>	assertTrue(success.getCause() instanceof NullPointerException);
1101	>	}
1102		}
1103		}
1104
#	Line 1088 | Line 1106 | public class ScheduledExecutorSubclassTe
1106		* timed invokeAny(c) returns result of some task
1107		*/
1108		public void testTimedInvokeAny5() throws Exception {
1109	<	ExecutorService e = new CustomExecutor(2);
1110	<	try {
1109	>	final ExecutorService e = new CustomExecutor(2);
1110	>	try (PoolCleaner cleaner = cleaner(e)) {
1111		List<Callable<String>> l = new ArrayList<Callable<String>>();
1112		l.add(new StringTask());
1113		l.add(new StringTask());
1114		String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1115		assertSame(TEST_STRING, result);
1098	–	} finally {
1099	–	joinPool(e);
1116		}
1117		}
1118
#	Line 1104 | Line 1120 | public class ScheduledExecutorSubclassTe
1120		* timed invokeAll(null) throws NPE
1121		*/
1122		public void testTimedInvokeAll1() throws Exception {
1123	<	ExecutorService e = new CustomExecutor(2);
1124	<	try {
1125	<	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1126	<	shouldThrow();
1127	<	} catch (NullPointerException success) {
1128	<	} finally {
1113	<	joinPool(e);
1123	>	final ExecutorService e = new CustomExecutor(2);
1124	>	try (PoolCleaner cleaner = cleaner(e)) {
1125	>	try {
1126	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1127	>	shouldThrow();
1128	>	} catch (NullPointerException success) {}
1129		}
1130		}
1131
#	Line 1118 | Line 1133 | public class ScheduledExecutorSubclassTe
1133		* timed invokeAll(,,null) throws NPE
1134		*/
1135		public void testTimedInvokeAllNullTimeUnit() throws Exception {
1136	<	ExecutorService e = new CustomExecutor(2);
1137	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1138	<	l.add(new StringTask());
1139	<	try {
1140	<	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1141	<	shouldThrow();
1142	<	} catch (NullPointerException success) {
1143	<	} finally {
1129	<	joinPool(e);
1136	>	final ExecutorService e = new CustomExecutor(2);
1137	>	try (PoolCleaner cleaner = cleaner(e)) {
1138	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1139	>	l.add(new StringTask());
1140	>	try {
1141	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1142	>	shouldThrow();
1143	>	} catch (NullPointerException success) {}
1144		}
1145		}
1146
#	Line 1134 | Line 1148 | public class ScheduledExecutorSubclassTe
1148		* timed invokeAll(empty collection) returns empty collection
1149		*/
1150		public void testTimedInvokeAll2() throws Exception {
1151	<	ExecutorService e = new CustomExecutor(2);
1152	<	try {
1151	>	final ExecutorService e = new CustomExecutor(2);
1152	>	try (PoolCleaner cleaner = cleaner(e)) {
1153		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1154		assertTrue(r.isEmpty());
1141	–	} finally {
1142	–	joinPool(e);
1155		}
1156		}
1157
#	Line 1147 | Line 1159 | public class ScheduledExecutorSubclassTe
1159		* timed invokeAll(c) throws NPE if c has null elements
1160		*/
1161		public void testTimedInvokeAll3() throws Exception {
1162	<	ExecutorService e = new CustomExecutor(2);
1163	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1164	<	l.add(new StringTask());
1165	<	l.add(null);
1166	<	try {
1167	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1168	<	shouldThrow();
1169	<	} catch (NullPointerException success) {
1170	<	} finally {
1159	<	joinPool(e);
1162	>	final ExecutorService e = new CustomExecutor(2);
1163	>	try (PoolCleaner cleaner = cleaner(e)) {
1164	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1165	>	l.add(new StringTask());
1166	>	l.add(null);
1167	>	try {
1168	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1169	>	shouldThrow();
1170	>	} catch (NullPointerException success) {}
1171		}
1172		}
1173
#	Line 1164 | Line 1175 | public class ScheduledExecutorSubclassTe
1175		* get of element of invokeAll(c) throws exception on failed task
1176		*/
1177		public void testTimedInvokeAll4() throws Exception {
1178	<	ExecutorService e = new CustomExecutor(2);
1179	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1180	<	l.add(new NPETask());
1181	<	List<Future<String>> futures =
1182	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1183	<	assertEquals(1, futures.size());
1184	<	try {
1185	<	futures.get(0).get();
1186	<	shouldThrow();
1187	<	} catch (ExecutionException success) {
1188	<	assertTrue(success.getCause() instanceof NullPointerException);
1189	<	} finally {
1190	<	joinPool(e);
1178	>	final ExecutorService e = new CustomExecutor(2);
1179	>	try (PoolCleaner cleaner = cleaner(e)) {
1180	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1181	>	l.add(new NPETask());
1182	>	List<Future<String>> futures =
1183	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1184	>	assertEquals(1, futures.size());
1185	>	try {
1186	>	futures.get(0).get();
1187	>	shouldThrow();
1188	>	} catch (ExecutionException success) {
1189	>	assertTrue(success.getCause() instanceof NullPointerException);
1190	>	}
1191		}
1192		}
1193
#	Line 1184 | Line 1195 | public class ScheduledExecutorSubclassTe
1195		* timed invokeAll(c) returns results of all completed tasks
1196		*/
1197		public void testTimedInvokeAll5() throws Exception {
1198	<	ExecutorService e = new CustomExecutor(2);
1199	<	try {
1198	>	final ExecutorService e = new CustomExecutor(2);
1199	>	try (PoolCleaner cleaner = cleaner(e)) {
1200		List<Callable<String>> l = new ArrayList<Callable<String>>();
1201		l.add(new StringTask());
1202		l.add(new StringTask());
1203		List<Future<String>> futures =
1204	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1204	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1205		assertEquals(2, futures.size());
1206		for (Future<String> future : futures)
1207		assertSame(TEST_STRING, future.get());
1197	–	} finally {
1198	–	joinPool(e);
1208		}
1209		}
1210
#	Line 1203 | Line 1212 | public class ScheduledExecutorSubclassTe
1212		* timed invokeAll(c) cancels tasks not completed by timeout
1213		*/
1214		public void testTimedInvokeAll6() throws Exception {
1215	<	ExecutorService e = new CustomExecutor(2);
1216	<	try {
1217	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1218	<	l.add(new StringTask());
1219	<	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1220	<	l.add(new StringTask());
1221	<	List<Future<String>> futures =
1222	<	e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1223	<	assertEquals(3, futures.size());
1224	<	Iterator<Future<String>> it = futures.iterator();
1225	<	Future<String> f1 = it.next();
1226	<	Future<String> f2 = it.next();
1227	<	Future<String> f3 = it.next();
1228	<	assertTrue(f1.isDone());
1229	<	assertTrue(f2.isDone());
1230	<	assertTrue(f3.isDone());
1231	<	assertFalse(f1.isCancelled());
1232	<	assertTrue(f2.isCancelled());
1233	<	} finally {
1234	<	joinPool(e);
1215	>	final ExecutorService e = new CustomExecutor(2);
1216	>	try (PoolCleaner cleaner = cleaner(e)) {
1217	>	for (long timeout = timeoutMillis();;) {
1218	>	List<Callable<String>> tasks = new ArrayList<>();
1219	>	tasks.add(new StringTask("0"));
1220	>	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1221	>	tasks.add(new StringTask("2"));
1222	>	long startTime = System.nanoTime();
1223	>	List<Future<String>> futures =
1224	>	e.invokeAll(tasks, timeout, MILLISECONDS);
1225	>	assertEquals(tasks.size(), futures.size());
1226	>	assertTrue(millisElapsedSince(startTime) >= timeout);
1227	>	for (Future future : futures)
1228	>	assertTrue(future.isDone());
1229	>	assertTrue(futures.get(1).isCancelled());
1230	>	try {
1231	>	assertEquals("0", futures.get(0).get());
1232	>	assertEquals("2", futures.get(2).get());
1233	>	break;
1234	>	} catch (CancellationException retryWithLongerTimeout) {
1235	>	timeout *= 2;
1236	>	if (timeout >= LONG_DELAY_MS / 2)
1237	>	fail("expected exactly one task to be cancelled");
1238	>	}
1239	>	}
1240		}
1241		}
1242

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