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

Comparing jsr166/src/test/tck/ScheduledExecutorTest.java (file contents):
Revision 1.58 by jsr166, Mon Sep 28 08:23:49 2015 UTC vs.
Revision 1.89 by jsr166, Tue Mar 28 18:13:10 2017 UTC

#	Line 7 | Line 7
7		*/
8
9		import static java.util.concurrent.TimeUnit.MILLISECONDS;
10	+	import static java.util.concurrent.TimeUnit.NANOSECONDS;
11		import static java.util.concurrent.TimeUnit.SECONDS;
12
13		import java.util.ArrayList;
#	Line 17 | Line 18 | import java.util.concurrent.Callable;
18		import java.util.concurrent.CancellationException;
19		import java.util.concurrent.CountDownLatch;
20		import java.util.concurrent.ExecutionException;
20	–	import java.util.concurrent.Executors;
21		import java.util.concurrent.ExecutorService;
22		import java.util.concurrent.Future;
23		import java.util.concurrent.RejectedExecutionException;
24		import java.util.concurrent.ScheduledFuture;
25		import java.util.concurrent.ScheduledThreadPoolExecutor;
26		import java.util.concurrent.ThreadFactory;
27	+	import java.util.concurrent.ThreadLocalRandom;
28		import java.util.concurrent.ThreadPoolExecutor;
29	+	import java.util.concurrent.atomic.AtomicBoolean;
30		import java.util.concurrent.atomic.AtomicInteger;
31	+	import java.util.concurrent.atomic.AtomicLong;
32	+	import java.util.stream.Stream;
33
34		import junit.framework.Test;
35		import junit.framework.TestSuite;
#	Line 42 | Line 46 | public class ScheduledExecutorTest exten
46		* execute successfully executes a runnable
47		*/
48		public void testExecute() throws InterruptedException {
49	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
50	<	final CountDownLatch done = new CountDownLatch(1);
51	<	final Runnable task = new CheckedRunnable() {
52	<	public void realRun() {
53	<	done.countDown();
50	<	}};
51	<	try {
49	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
50	>	try (PoolCleaner cleaner = cleaner(p)) {
51	>	final CountDownLatch done = new CountDownLatch(1);
52	>	final Runnable task = new CheckedRunnable() {
53	>	public void realRun() { done.countDown(); }};
54		p.execute(task);
55	<	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
54	<	} finally {
55	<	joinPool(p);
55	>	await(done);
56		}
57		}
58
#	Line 60 | Line 60 | public class ScheduledExecutorTest exten
60		* delayed schedule of callable successfully executes after delay
61		*/
62		public void testSchedule1() throws Exception {
63	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
64	<	final long startTime = System.nanoTime();
65	<	final CountDownLatch done = new CountDownLatch(1);
66	<	try {
63	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
64	>	try (PoolCleaner cleaner = cleaner(p)) {
65	>	final long startTime = System.nanoTime();
66	>	final CountDownLatch done = new CountDownLatch(1);
67		Callable task = new CheckedCallable<Boolean>() {
68		public Boolean realCall() {
69		done.countDown();
#	Line 74 | Line 74 | public class ScheduledExecutorTest exten
74		assertSame(Boolean.TRUE, f.get());
75		assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
76		assertTrue(done.await(0L, MILLISECONDS));
77	–	} finally {
78	–	joinPool(p);
77		}
78		}
79
#	Line 83 | Line 81 | public class ScheduledExecutorTest exten
81		* delayed schedule of runnable successfully executes after delay
82		*/
83		public void testSchedule3() throws Exception {
84	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
85	<	final long startTime = System.nanoTime();
86	<	final CountDownLatch done = new CountDownLatch(1);
87	<	try {
84	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
85	>	try (PoolCleaner cleaner = cleaner(p)) {
86	>	final long startTime = System.nanoTime();
87	>	final CountDownLatch done = new CountDownLatch(1);
88		Runnable task = new CheckedRunnable() {
89		public void realRun() {
90		done.countDown();
#	Line 96 | Line 94 | public class ScheduledExecutorTest exten
94		await(done);
95		assertNull(f.get(LONG_DELAY_MS, MILLISECONDS));
96		assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
99	–	} finally {
100	–	joinPool(p);
97		}
98		}
99
#	Line 105 | Line 101 | public class ScheduledExecutorTest exten
101		* scheduleAtFixedRate executes runnable after given initial delay
102		*/
103		public void testSchedule4() throws Exception {
104	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
105	<	final long startTime = System.nanoTime();
106	<	final CountDownLatch done = new CountDownLatch(1);
107	<	try {
104	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
105	>	try (PoolCleaner cleaner = cleaner(p)) {
106	>	final long startTime = System.nanoTime();
107	>	final CountDownLatch done = new CountDownLatch(1);
108		Runnable task = new CheckedRunnable() {
109		public void realRun() {
110		done.countDown();
#	Line 120 | Line 116 | public class ScheduledExecutorTest exten
116		await(done);
117		assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
118		f.cancel(true);
123	–	} finally {
124	–	joinPool(p);
119		}
120		}
121
#	Line 129 | Line 123 | public class ScheduledExecutorTest exten
123		* scheduleWithFixedDelay executes runnable after given initial delay
124		*/
125		public void testSchedule5() throws Exception {
126	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
127	<	final long startTime = System.nanoTime();
128	<	final CountDownLatch done = new CountDownLatch(1);
129	<	try {
126	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
127	>	try (PoolCleaner cleaner = cleaner(p)) {
128	>	final long startTime = System.nanoTime();
129	>	final CountDownLatch done = new CountDownLatch(1);
130		Runnable task = new CheckedRunnable() {
131		public void realRun() {
132		done.countDown();
#	Line 144 | Line 138 | public class ScheduledExecutorTest exten
138		await(done);
139		assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
140		f.cancel(true);
147	–	} finally {
148	–	joinPool(p);
141		}
142		}
143
#	Line 155 | Line 147 | public class ScheduledExecutorTest exten
147		}
148
149		/**
150	<	* scheduleAtFixedRate executes series of tasks at given rate
150	>	* scheduleAtFixedRate executes series of tasks at given rate.
151	>	* Eventually, it must hold that:
152	>	*   cycles - 1 <= elapsedMillis/delay < cycles
153		*/
154		public void testFixedRateSequence() throws InterruptedException {
155	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
156	<	try {
155	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
156	>	try (PoolCleaner cleaner = cleaner(p)) {
157		for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
158	<	long startTime = System.nanoTime();
159	<	int cycles = 10;
158	>	final long startTime = System.nanoTime();
159	>	final int cycles = 8;
160		final CountDownLatch done = new CountDownLatch(cycles);
161	<	Runnable task = new CheckedRunnable() {
161	>	final Runnable task = new CheckedRunnable() {
162		public void realRun() { done.countDown(); }};
163	<	ScheduledFuture h =
163	>	final ScheduledFuture periodicTask =
164		p.scheduleAtFixedRate(task, 0, delay, MILLISECONDS);
165	<	done.await();
166	<	h.cancel(true);
167	<	double normalizedTime =
168	<	(double) millisElapsedSince(startTime) / delay;
169	<	if (normalizedTime >= cycles - 1 &&
170	<	normalizedTime <= cycles)
165	>	final int totalDelayMillis = (cycles - 1) * delay;
166	>	await(done, totalDelayMillis + LONG_DELAY_MS);
167	>	periodicTask.cancel(true);
168	>	final long elapsedMillis = millisElapsedSince(startTime);
169	>	assertTrue(elapsedMillis >= totalDelayMillis);
170	>	if (elapsedMillis <= cycles * delay)
171		return;
172	+	// else retry with longer delay
173		}
174	<	throw new AssertionError("unexpected execution rate");
180	<	} finally {
181	<	joinPool(p);
174	>	fail("unexpected execution rate");
175		}
176		}
177
178		/**
179	<	* scheduleWithFixedDelay executes series of tasks with given period
179	>	* scheduleWithFixedDelay executes series of tasks with given period.
180	>	* Eventually, it must hold that each task starts at least delay and at
181	>	* most 2 * delay after the termination of the previous task.
182		*/
183		public void testFixedDelaySequence() throws InterruptedException {
184	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
185	<	try {
184	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
185	>	try (PoolCleaner cleaner = cleaner(p)) {
186		for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
187	<	long startTime = System.nanoTime();
188	<	int cycles = 10;
187	>	final long startTime = System.nanoTime();
188	>	final AtomicLong previous = new AtomicLong(startTime);
189	>	final AtomicBoolean tryLongerDelay = new AtomicBoolean(false);
190	>	final int cycles = 8;
191		final CountDownLatch done = new CountDownLatch(cycles);
192	<	Runnable task = new CheckedRunnable() {
193	<	public void realRun() { done.countDown(); }};
194	<	ScheduledFuture h =
192	>	final int d = delay;
193	>	final Runnable task = new CheckedRunnable() {
194	>	public void realRun() {
195	>	long now = System.nanoTime();
196	>	long elapsedMillis
197	>	= NANOSECONDS.toMillis(now - previous.get());
198	>	if (done.getCount() == cycles) { // first execution
199	>	if (elapsedMillis >= d)
200	>	tryLongerDelay.set(true);
201	>	} else {
202	>	assertTrue(elapsedMillis >= d);
203	>	if (elapsedMillis >= 2 * d)
204	>	tryLongerDelay.set(true);
205	>	}
206	>	previous.set(now);
207	>	done.countDown();
208	>	}};
209	>	final ScheduledFuture periodicTask =
210		p.scheduleWithFixedDelay(task, 0, delay, MILLISECONDS);
211	<	done.await();
212	<	h.cancel(true);
213	<	double normalizedTime =
214	<	(double) millisElapsedSince(startTime) / delay;
215	<	if (normalizedTime >= cycles - 1 &&
216	<	normalizedTime <= cycles)
211	>	final int totalDelayMillis = (cycles - 1) * delay;
212	>	await(done, totalDelayMillis + cycles * LONG_DELAY_MS);
213	>	periodicTask.cancel(true);
214	>	final long elapsedMillis = millisElapsedSince(startTime);
215	>	assertTrue(elapsedMillis >= totalDelayMillis);
216	>	if (!tryLongerDelay.get())
217		return;
218	+	// else retry with longer delay
219		}
220	<	throw new AssertionError("unexpected execution rate");
208	<	} finally {
209	<	joinPool(p);
220	>	fail("unexpected execution rate");
221		}
222		}
223
#	Line 214 | Line 225 | public class ScheduledExecutorTest exten
225		* execute(null) throws NPE
226		*/
227		public void testExecuteNull() throws InterruptedException {
228	<	ScheduledThreadPoolExecutor se = null;
229	<	try {
230	<	se = new ScheduledThreadPoolExecutor(1);
231	<	se.execute(null);
232	<	shouldThrow();
233	<	} catch (NullPointerException success) {}
234	<
224	<	joinPool(se);
228	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
229	>	try (PoolCleaner cleaner = cleaner(p)) {
230	>	try {
231	>	p.execute(null);
232	>	shouldThrow();
233	>	} catch (NullPointerException success) {}
234	>	}
235		}
236
237		/**
238		* schedule(null) throws NPE
239		*/
240		public void testScheduleNull() throws InterruptedException {
241	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
242	<	try {
243	<	TrackedCallable callable = null;
244	<	Future f = se.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
245	<	shouldThrow();
246	<	} catch (NullPointerException success) {}
247	<	joinPool(se);
241	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
242	>	try (PoolCleaner cleaner = cleaner(p)) {
243	>	try {
244	>	TrackedCallable callable = null;
245	>	Future f = p.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
246	>	shouldThrow();
247	>	} catch (NullPointerException success) {}
248	>	}
249		}
250
251		/**
252		* execute throws RejectedExecutionException if shutdown
253		*/
254		public void testSchedule1_RejectedExecutionException() throws InterruptedException {
255	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
256	<	try {
257	<	se.shutdown();
258	<	se.schedule(new NoOpRunnable(),
259	<	MEDIUM_DELAY_MS, MILLISECONDS);
260	<	shouldThrow();
261	<	} catch (RejectedExecutionException success) {
262	<	} catch (SecurityException ok) {
255	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
256	>	try (PoolCleaner cleaner = cleaner(p)) {
257	>	try {
258	>	p.shutdown();
259	>	p.schedule(new NoOpRunnable(),
260	>	MEDIUM_DELAY_MS, MILLISECONDS);
261	>	shouldThrow();
262	>	} catch (RejectedExecutionException success) {
263	>	} catch (SecurityException ok) {}
264		}
253	–
254	–	joinPool(se);
265		}
266
267		/**
268		* schedule throws RejectedExecutionException if shutdown
269		*/
270		public void testSchedule2_RejectedExecutionException() throws InterruptedException {
271	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
272	<	try {
273	<	se.shutdown();
274	<	se.schedule(new NoOpCallable(),
275	<	MEDIUM_DELAY_MS, MILLISECONDS);
276	<	shouldThrow();
277	<	} catch (RejectedExecutionException success) {
278	<	} catch (SecurityException ok) {
271	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
272	>	try (PoolCleaner cleaner = cleaner(p)) {
273	>	try {
274	>	p.shutdown();
275	>	p.schedule(new NoOpCallable(),
276	>	MEDIUM_DELAY_MS, MILLISECONDS);
277	>	shouldThrow();
278	>	} catch (RejectedExecutionException success) {
279	>	} catch (SecurityException ok) {}
280		}
270	–	joinPool(se);
281		}
282
283		/**
284		* schedule callable throws RejectedExecutionException if shutdown
285		*/
286		public void testSchedule3_RejectedExecutionException() throws InterruptedException {
287	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
288	<	try {
289	<	se.shutdown();
290	<	se.schedule(new NoOpCallable(),
291	<	MEDIUM_DELAY_MS, MILLISECONDS);
292	<	shouldThrow();
293	<	} catch (RejectedExecutionException success) {
294	<	} catch (SecurityException ok) {
287	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
288	>	try (PoolCleaner cleaner = cleaner(p)) {
289	>	try {
290	>	p.shutdown();
291	>	p.schedule(new NoOpCallable(),
292	>	MEDIUM_DELAY_MS, MILLISECONDS);
293	>	shouldThrow();
294	>	} catch (RejectedExecutionException success) {
295	>	} catch (SecurityException ok) {}
296		}
286	–	joinPool(se);
297		}
298
299		/**
300		* scheduleAtFixedRate throws RejectedExecutionException if shutdown
301		*/
302		public void testScheduleAtFixedRate1_RejectedExecutionException() throws InterruptedException {
303	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
304	<	try {
305	<	se.shutdown();
306	<	se.scheduleAtFixedRate(new NoOpRunnable(),
307	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
308	<	shouldThrow();
309	<	} catch (RejectedExecutionException success) {
310	<	} catch (SecurityException ok) {
303	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
304	>	try (PoolCleaner cleaner = cleaner(p)) {
305	>	try {
306	>	p.shutdown();
307	>	p.scheduleAtFixedRate(new NoOpRunnable(),
308	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
309	>	shouldThrow();
310	>	} catch (RejectedExecutionException success) {
311	>	} catch (SecurityException ok) {}
312		}
302	–	joinPool(se);
313		}
314
315		/**
316		* scheduleWithFixedDelay throws RejectedExecutionException if shutdown
317		*/
318		public void testScheduleWithFixedDelay1_RejectedExecutionException() throws InterruptedException {
319	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
320	<	try {
321	<	se.shutdown();
322	<	se.scheduleWithFixedDelay(new NoOpRunnable(),
323	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
324	<	shouldThrow();
325	<	} catch (RejectedExecutionException success) {
326	<	} catch (SecurityException ok) {
319	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
320	>	try (PoolCleaner cleaner = cleaner(p)) {
321	>	try {
322	>	p.shutdown();
323	>	p.scheduleWithFixedDelay(new NoOpRunnable(),
324	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
325	>	shouldThrow();
326	>	} catch (RejectedExecutionException success) {
327	>	} catch (SecurityException ok) {}
328		}
318	–	joinPool(se);
329		}
330
331		/**
#	Line 323 | Line 333 | public class ScheduledExecutorTest exten
333		* thread becomes active
334		*/
335		public void testGetActiveCount() throws InterruptedException {
326	–	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2);
327	–	final CountDownLatch threadStarted = new CountDownLatch(1);
336		final CountDownLatch done = new CountDownLatch(1);
337	<	try {
337	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2);
338	>	try (PoolCleaner cleaner = cleaner(p, done)) {
339	>	final CountDownLatch threadStarted = new CountDownLatch(1);
340		assertEquals(0, p.getActiveCount());
341		p.execute(new CheckedRunnable() {
342		public void realRun() throws InterruptedException {
343		threadStarted.countDown();
344		assertEquals(1, p.getActiveCount());
345	<	done.await();
345	>	await(done);
346		}});
347	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
347	>	await(threadStarted);
348		assertEquals(1, p.getActiveCount());
339	–	} finally {
340	–	done.countDown();
341	–	joinPool(p);
349		}
350		}
351
#	Line 348 | Line 355 | public class ScheduledExecutorTest exten
355		*/
356		public void testGetCompletedTaskCount() throws InterruptedException {
357		final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2);
358	<	final CountDownLatch threadStarted = new CountDownLatch(1);
359	<	final CountDownLatch threadProceed = new CountDownLatch(1);
360	<	final CountDownLatch threadDone = new CountDownLatch(1);
361	<	try {
358	>	try (PoolCleaner cleaner = cleaner(p)) {
359	>	final CountDownLatch threadStarted = new CountDownLatch(1);
360	>	final CountDownLatch threadProceed = new CountDownLatch(1);
361	>	final CountDownLatch threadDone = new CountDownLatch(1);
362		assertEquals(0, p.getCompletedTaskCount());
363		p.execute(new CheckedRunnable() {
364		public void realRun() throws InterruptedException {
365		threadStarted.countDown();
366		assertEquals(0, p.getCompletedTaskCount());
367	<	threadProceed.await();
367	>	await(threadProceed);
368		threadDone.countDown();
369		}});
370		await(threadStarted);
371		assertEquals(0, p.getCompletedTaskCount());
372		threadProceed.countDown();
373	<	threadDone.await();
373	>	await(threadDone);
374		long startTime = System.nanoTime();
375		while (p.getCompletedTaskCount() != 1) {
376		if (millisElapsedSince(startTime) > LONG_DELAY_MS)
377		fail("timed out");
378		Thread.yield();
379		}
373	–	} finally {
374	–	joinPool(p);
380		}
381		}
382
#	Line 380 | Line 385 | public class ScheduledExecutorTest exten
385		*/
386		public void testGetCorePoolSize() throws InterruptedException {
387		ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
388	<	assertEquals(1, p.getCorePoolSize());
389	<	joinPool(p);
388	>	try (PoolCleaner cleaner = cleaner(p)) {
389	>	assertEquals(1, p.getCorePoolSize());
390	>	}
391		}
392
393		/**
#	Line 393 | Line 399 | public class ScheduledExecutorTest exten
399		final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(THREADS);
400		final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
401		final CountDownLatch done = new CountDownLatch(1);
402	<	try {
402	>	try (PoolCleaner cleaner = cleaner(p, done)) {
403		assertEquals(0, p.getLargestPoolSize());
404		for (int i = 0; i < THREADS; i++)
405		p.execute(new CheckedRunnable() {
406		public void realRun() throws InterruptedException {
407		threadsStarted.countDown();
408	<	done.await();
408	>	await(done);
409		assertEquals(THREADS, p.getLargestPoolSize());
410		}});
411	<	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
406	<	assertEquals(THREADS, p.getLargestPoolSize());
407	<	} finally {
408	<	done.countDown();
409	<	joinPool(p);
411	>	await(threadsStarted);
412		assertEquals(THREADS, p.getLargestPoolSize());
413		}
414	+	assertEquals(THREADS, p.getLargestPoolSize());
415		}
416
417		/**
#	Line 419 | Line 422 | public class ScheduledExecutorTest exten
422		final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
423		final CountDownLatch threadStarted = new CountDownLatch(1);
424		final CountDownLatch done = new CountDownLatch(1);
425	<	try {
425	>	try (PoolCleaner cleaner = cleaner(p, done)) {
426		assertEquals(0, p.getPoolSize());
427		p.execute(new CheckedRunnable() {
428		public void realRun() throws InterruptedException {
429		threadStarted.countDown();
430		assertEquals(1, p.getPoolSize());
431	<	done.await();
431	>	await(done);
432		}});
433	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
433	>	await(threadStarted);
434		assertEquals(1, p.getPoolSize());
432	–	} finally {
433	–	done.countDown();
434	–	joinPool(p);
435		}
436		}
437
#	Line 440 | Line 440 | public class ScheduledExecutorTest exten
440		* submitted
441		*/
442		public void testGetTaskCount() throws InterruptedException {
443	<	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
444	<	final CountDownLatch threadStarted = new CountDownLatch(1);
443	>	final int TASKS = 3;
444		final CountDownLatch done = new CountDownLatch(1);
445	<	final int TASKS = 5;
446	<	try {
445	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
446	>	try (PoolCleaner cleaner = cleaner(p, done)) {
447	>	final CountDownLatch threadStarted = new CountDownLatch(1);
448		assertEquals(0, p.getTaskCount());
449	<	for (int i = 0; i < TASKS; i++)
449	>	assertEquals(0, p.getCompletedTaskCount());
450	>	p.execute(new CheckedRunnable() {
451	>	public void realRun() throws InterruptedException {
452	>	threadStarted.countDown();
453	>	await(done);
454	>	}});
455	>	await(threadStarted);
456	>	assertEquals(1, p.getTaskCount());
457	>	assertEquals(0, p.getCompletedTaskCount());
458	>	for (int i = 0; i < TASKS; i++) {
459	>	assertEquals(1 + i, p.getTaskCount());
460		p.execute(new CheckedRunnable() {
461		public void realRun() throws InterruptedException {
462		threadStarted.countDown();
463	<	done.await();
463	>	assertEquals(1 + TASKS, p.getTaskCount());
464	>	await(done);
465		}});
466	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
467	<	assertEquals(TASKS, p.getTaskCount());
468	<	} finally {
458	<	done.countDown();
459	<	joinPool(p);
466	>	}
467	>	assertEquals(1 + TASKS, p.getTaskCount());
468	>	assertEquals(0, p.getCompletedTaskCount());
469		}
470	+	assertEquals(1 + TASKS, p.getTaskCount());
471	+	assertEquals(1 + TASKS, p.getCompletedTaskCount());
472		}
473
474		/**
475		* getThreadFactory returns factory in constructor if not set
476		*/
477		public void testGetThreadFactory() throws InterruptedException {
478	<	ThreadFactory tf = new SimpleThreadFactory();
479	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
480	<	assertSame(tf, p.getThreadFactory());
481	<	joinPool(p);
478	>	final ThreadFactory threadFactory = new SimpleThreadFactory();
479	>	final ScheduledThreadPoolExecutor p =
480	>	new ScheduledThreadPoolExecutor(1, threadFactory);
481	>	try (PoolCleaner cleaner = cleaner(p)) {
482	>	assertSame(threadFactory, p.getThreadFactory());
483	>	}
484		}
485
486		/**
487		* setThreadFactory sets the thread factory returned by getThreadFactory
488		*/
489		public void testSetThreadFactory() throws InterruptedException {
490	<	ThreadFactory tf = new SimpleThreadFactory();
491	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
492	<	p.setThreadFactory(tf);
493	<	assertSame(tf, p.getThreadFactory());
494	<	joinPool(p);
490	>	ThreadFactory threadFactory = new SimpleThreadFactory();
491	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
492	>	try (PoolCleaner cleaner = cleaner(p)) {
493	>	p.setThreadFactory(threadFactory);
494	>	assertSame(threadFactory, p.getThreadFactory());
495	>	}
496		}
497
498		/**
499		* setThreadFactory(null) throws NPE
500		*/
501		public void testSetThreadFactoryNull() throws InterruptedException {
502	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
503	<	try {
504	<	p.setThreadFactory(null);
505	<	shouldThrow();
506	<	} catch (NullPointerException success) {
507	<	} finally {
508	<	joinPool(p);
502	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
503	>	try (PoolCleaner cleaner = cleaner(p)) {
504	>	try {
505	>	p.setThreadFactory(null);
506	>	shouldThrow();
507	>	} catch (NullPointerException success) {}
508	>	}
509	>	}
510	>
511	>	/**
512	>	* The default rejected execution handler is AbortPolicy.
513	>	*/
514	>	public void testDefaultRejectedExecutionHandler() {
515	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
516	>	try (PoolCleaner cleaner = cleaner(p)) {
517	>	assertTrue(p.getRejectedExecutionHandler()
518	>	instanceof ThreadPoolExecutor.AbortPolicy);
519		}
520		}
521
#	Line 499 | Line 523 | public class ScheduledExecutorTest exten
523		* isShutdown is false before shutdown, true after
524		*/
525		public void testIsShutdown() {
526	<
527	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
528	<	try {
529	<	assertFalse(p.isShutdown());
530	<	}
531	<	finally {
532	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
526	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
527	>	assertFalse(p.isShutdown());
528	>	try (PoolCleaner cleaner = cleaner(p)) {
529	>	try {
530	>	p.shutdown();
531	>	assertTrue(p.isShutdown());
532	>	} catch (SecurityException ok) {}
533		}
510	–	assertTrue(p.isShutdown());
534		}
535
536		/**
#	Line 515 | Line 538 | public class ScheduledExecutorTest exten
538		*/
539		public void testIsTerminated() throws InterruptedException {
540		final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
541	<	final CountDownLatch threadStarted = new CountDownLatch(1);
542	<	final CountDownLatch done = new CountDownLatch(1);
543	<	assertFalse(p.isTerminated());
544	<	try {
541	>	try (PoolCleaner cleaner = cleaner(p)) {
542	>	final CountDownLatch threadStarted = new CountDownLatch(1);
543	>	final CountDownLatch done = new CountDownLatch(1);
544	>	assertFalse(p.isTerminated());
545		p.execute(new CheckedRunnable() {
546		public void realRun() throws InterruptedException {
547		assertFalse(p.isTerminated());
548		threadStarted.countDown();
549	<	done.await();
549	>	await(done);
550		}});
551	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
551	>	await(threadStarted);
552		assertFalse(p.isTerminating());
553		done.countDown();
531	–	} finally {
554		try { p.shutdown(); } catch (SecurityException ok) { return; }
555	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
556	+	assertTrue(p.isTerminated());
557		}
534	–	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
535	–	assertTrue(p.isTerminated());
558		}
559
560		/**
#	Line 542 | Line 564 | public class ScheduledExecutorTest exten
564		final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
565		final CountDownLatch threadStarted = new CountDownLatch(1);
566		final CountDownLatch done = new CountDownLatch(1);
567	<	try {
567	>	try (PoolCleaner cleaner = cleaner(p)) {
568		assertFalse(p.isTerminating());
569		p.execute(new CheckedRunnable() {
570		public void realRun() throws InterruptedException {
571		assertFalse(p.isTerminating());
572		threadStarted.countDown();
573	<	done.await();
573	>	await(done);
574		}});
575	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
575	>	await(threadStarted);
576		assertFalse(p.isTerminating());
577		done.countDown();
556	–	} finally {
578		try { p.shutdown(); } catch (SecurityException ok) { return; }
579	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
580	+	assertTrue(p.isTerminated());
581	+	assertFalse(p.isTerminating());
582		}
559	–	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
560	–	assertTrue(p.isTerminated());
561	–	assertFalse(p.isTerminating());
583		}
584
585		/**
586		* getQueue returns the work queue, which contains queued tasks
587		*/
588		public void testGetQueue() throws InterruptedException {
568	–	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
569	–	final CountDownLatch threadStarted = new CountDownLatch(1);
589		final CountDownLatch done = new CountDownLatch(1);
590	<	try {
590	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
591	>	try (PoolCleaner cleaner = cleaner(p, done)) {
592	>	final CountDownLatch threadStarted = new CountDownLatch(1);
593		ScheduledFuture[] tasks = new ScheduledFuture[5];
594		for (int i = 0; i < tasks.length; i++) {
595		Runnable r = new CheckedRunnable() {
596		public void realRun() throws InterruptedException {
597		threadStarted.countDown();
598	<	done.await();
598	>	await(done);
599		}};
600		tasks[i] = p.schedule(r, 1, MILLISECONDS);
601		}
602	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
602	>	await(threadStarted);
603		BlockingQueue<Runnable> q = p.getQueue();
604		assertTrue(q.contains(tasks[tasks.length - 1]));
605		assertFalse(q.contains(tasks[0]));
585	–	} finally {
586	–	done.countDown();
587	–	joinPool(p);
606		}
607		}
608
#	Line 592 | Line 610 | public class ScheduledExecutorTest exten
610		* remove(task) removes queued task, and fails to remove active task
611		*/
612		public void testRemove() throws InterruptedException {
595	–	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
596	–	ScheduledFuture[] tasks = new ScheduledFuture[5];
597	–	final CountDownLatch threadStarted = new CountDownLatch(1);
613		final CountDownLatch done = new CountDownLatch(1);
614	<	try {
614	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
615	>	try (PoolCleaner cleaner = cleaner(p, done)) {
616	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
617	>	final CountDownLatch threadStarted = new CountDownLatch(1);
618		for (int i = 0; i < tasks.length; i++) {
619		Runnable r = new CheckedRunnable() {
620		public void realRun() throws InterruptedException {
621		threadStarted.countDown();
622	<	done.await();
622	>	await(done);
623		}};
624		tasks[i] = p.schedule(r, 1, MILLISECONDS);
625		}
626	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
626	>	await(threadStarted);
627		BlockingQueue<Runnable> q = p.getQueue();
628		assertFalse(p.remove((Runnable)tasks[0]));
629		assertTrue(q.contains((Runnable)tasks[4]));
#	Line 616 | Line 634 | public class ScheduledExecutorTest exten
634		assertTrue(q.contains((Runnable)tasks[3]));
635		assertTrue(p.remove((Runnable)tasks[3]));
636		assertFalse(q.contains((Runnable)tasks[3]));
619	–	} finally {
620	–	done.countDown();
621	–	joinPool(p);
637		}
638		}
639
#	Line 626 | Line 641 | public class ScheduledExecutorTest exten
641		* purge eventually removes cancelled tasks from the queue
642		*/
643		public void testPurge() throws InterruptedException {
644	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
645	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
646	<	for (int i = 0; i < tasks.length; i++)
647	<	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(),
648	<	LONG_DELAY_MS, MILLISECONDS);
649	<	try {
644	>	final ScheduledFuture[] tasks = new ScheduledFuture[5];
645	>	final Runnable releaser = new Runnable() { public void run() {
646	>	for (ScheduledFuture task : tasks)
647	>	if (task != null) task.cancel(true); }};
648	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
649	>	try (PoolCleaner cleaner = cleaner(p, releaser)) {
650	>	for (int i = 0; i < tasks.length; i++)
651	>	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(),
652	>	LONG_DELAY_MS, MILLISECONDS);
653		int max = tasks.length;
654		if (tasks[4].cancel(true)) --max;
655		if (tasks[3].cancel(true)) --max;
#	Line 643 | Line 661 | public class ScheduledExecutorTest exten
661		long count = p.getTaskCount();
662		if (count == max)
663		return;
664	<	} while (millisElapsedSince(startTime) < MEDIUM_DELAY_MS);
664	>	} while (millisElapsedSince(startTime) < LONG_DELAY_MS);
665		fail("Purge failed to remove cancelled tasks");
648	–	} finally {
649	–	for (ScheduledFuture task : tasks)
650	–	task.cancel(true);
651	–	joinPool(p);
666		}
667		}
668
#	Line 662 | Line 676 | public class ScheduledExecutorTest exten
676		final AtomicInteger ran = new AtomicInteger(0);
677		final ScheduledThreadPoolExecutor p =
678		new ScheduledThreadPoolExecutor(poolSize);
679	<	CountDownLatch threadsStarted = new CountDownLatch(poolSize);
679	>	final CountDownLatch threadsStarted = new CountDownLatch(poolSize);
680		Runnable waiter = new CheckedRunnable() { public void realRun() {
681		threadsStarted.countDown();
682		try {
#	Line 672 | Line 686 | public class ScheduledExecutorTest exten
686		}};
687		for (int i = 0; i < count; i++)
688		p.execute(waiter);
689	<	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
689	>	await(threadsStarted);
690		assertEquals(poolSize, p.getActiveCount());
691		assertEquals(0, p.getCompletedTaskCount());
692		final List<Runnable> queuedTasks;
#	Line 695 | Line 709 | public class ScheduledExecutorTest exten
709		* and those tasks are drained from the queue
710		*/
711		public void testShutdownNow_delayedTasks() throws InterruptedException {
712	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
712	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
713		List<ScheduledFuture> tasks = new ArrayList<>();
714		for (int i = 0; i < 3; i++) {
715		Runnable r = new NoOpRunnable();
#	Line 732 | Line 746 | public class ScheduledExecutorTest exten
746		* - setContinueExistingPeriodicTasksAfterShutdownPolicy
747		*/
748		public void testShutdown_cancellation() throws Exception {
749	<	Boolean[] allBooleans = { null, Boolean.FALSE, Boolean.TRUE };
736	<	for (Boolean policy : allBooleans)
737	<	{
738	<	final int poolSize = 2;
749	>	final int poolSize = 6;
750		final ScheduledThreadPoolExecutor p
751		= new ScheduledThreadPoolExecutor(poolSize);
752	<	final boolean effectiveDelayedPolicy = (policy != Boolean.FALSE);
753	<	final boolean effectivePeriodicPolicy = (policy == Boolean.TRUE);
754	<	final boolean effectiveRemovePolicy = (policy == Boolean.TRUE);
755	<	if (policy != null) {
756	<	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(policy);
757	<	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(policy);
758	<	p.setRemoveOnCancelPolicy(policy);
759	<	}
752	>	final BlockingQueue<Runnable> q = p.getQueue();
753	>	final ThreadLocalRandom rnd = ThreadLocalRandom.current();
754	>	final boolean effectiveDelayedPolicy;
755	>	final boolean effectivePeriodicPolicy;
756	>	final boolean effectiveRemovePolicy;
757	>
758	>	if (rnd.nextBoolean())
759	>	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(
760	>	effectiveDelayedPolicy = rnd.nextBoolean());
761	>	else
762	>	effectiveDelayedPolicy = true;
763		assertEquals(effectiveDelayedPolicy,
764		p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
765	+
766	+	if (rnd.nextBoolean())
767	+	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(
768	+	effectivePeriodicPolicy = rnd.nextBoolean());
769	+	else
770	+	effectivePeriodicPolicy = false;
771		assertEquals(effectivePeriodicPolicy,
772		p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
773	+
774	+	if (rnd.nextBoolean())
775	+	p.setRemoveOnCancelPolicy(
776	+	effectiveRemovePolicy = rnd.nextBoolean());
777	+	else
778	+	effectiveRemovePolicy = false;
779		assertEquals(effectiveRemovePolicy,
780		p.getRemoveOnCancelPolicy());
781	<	// Strategy: Wedge the pool with poolSize "blocker" threads
781	>
782	>	// System.err.println("effectiveDelayedPolicy="+effectiveDelayedPolicy);
783	>	// System.err.println("effectivePeriodicPolicy="+effectivePeriodicPolicy);
784	>	// System.err.println("effectiveRemovePolicy="+effectiveRemovePolicy);
785	>
786	>	// Strategy: Wedge the pool with one wave of "blocker" tasks,
787	>	// then add a second wave that waits in the queue.
788		final AtomicInteger ran = new AtomicInteger(0);
789		final CountDownLatch poolBlocked = new CountDownLatch(poolSize);
790		final CountDownLatch unblock = new CountDownLatch(1);
791	<	final CountDownLatch periodicLatch1 = new CountDownLatch(2);
792	<	final CountDownLatch periodicLatch2 = new CountDownLatch(2);
793	<	Runnable task = new CheckedRunnable() { public void realRun()
794	<	throws InterruptedException {
795	<	poolBlocked.countDown();
796	<	assertTrue(unblock.await(LONG_DELAY_MS, MILLISECONDS));
797	<	ran.getAndIncrement();
798	<	}};
799	<	List<Future<?>> blockers = new ArrayList<>();
800	<	List<Future<?>> periodics = new ArrayList<>();
801	<	List<Future<?>> delayeds = new ArrayList<>();
802	<	for (int i = 0; i < poolSize; i++)
803	<	blockers.add(p.submit(task));
804	<	assertTrue(poolBlocked.await(LONG_DELAY_MS, MILLISECONDS));
805	<
806	<	periodics.add(p.scheduleAtFixedRate(countDowner(periodicLatch1),
807	<	1, 1, MILLISECONDS));
808	<	periodics.add(p.scheduleWithFixedDelay(countDowner(periodicLatch2),
809	<	1, 1, MILLISECONDS));
791	>
792	>	class Task extends CheckedRunnable {
793	>	public void realRun() throws InterruptedException {
794	>	ran.getAndIncrement();
795	>	poolBlocked.countDown();
796	>	await(unblock);
797	>	}
798	>	}
799	>
800	>	class PeriodicTask extends Task {
801	>	PeriodicTask(int rounds) { this.rounds = rounds; }
802	>	int rounds;
803	>	public void realRun() throws InterruptedException {
804	>	if (--rounds == 0) super.realRun();
805	>	}
806	>	}
807	>
808	>	Runnable task = new Task();
809	>
810	>	List<Future<?>> immediates = new ArrayList<>();
811	>	List<Future<?>> delayeds   = new ArrayList<>();
812	>	List<Future<?>> periodics  = new ArrayList<>();
813	>
814	>	immediates.add(p.submit(task));
815		delayeds.add(p.schedule(task, 1, MILLISECONDS));
816	+	for (int rounds : new int[] { 1, 2 }) {
817	+	periodics.add(p.scheduleAtFixedRate(
818	+	new PeriodicTask(rounds), 1, 1, MILLISECONDS));
819	+	periodics.add(p.scheduleWithFixedDelay(
820	+	new PeriodicTask(rounds), 1, 1, MILLISECONDS));
821	+	}
822	+
823	+	await(poolBlocked);
824	+
825	+	assertEquals(poolSize, ran.get());
826	+	assertTrue(q.isEmpty());
827	+
828	+	// Add second wave of tasks.
829	+	immediates.add(p.submit(task));
830	+	long delay_ms = effectiveDelayedPolicy ? 1 : LONG_DELAY_MS;
831	+	delayeds.add(p.schedule(task, delay_ms, MILLISECONDS));
832	+	for (int rounds : new int[] { 1, 2 }) {
833	+	periodics.add(p.scheduleAtFixedRate(
834	+	new PeriodicTask(rounds), 1, 1, MILLISECONDS));
835	+	periodics.add(p.scheduleWithFixedDelay(
836	+	new PeriodicTask(rounds), 1, 1, MILLISECONDS));
837	+	}
838	+
839	+	assertEquals(poolSize, q.size());
840	+	assertEquals(poolSize, ran.get());
841	+
842	+	immediates.forEach(
843	+	f -> assertTrue(((ScheduledFuture)f).getDelay(NANOSECONDS) <= 0L));
844	+
845	+	Stream.of(immediates, delayeds, periodics).flatMap(c -> c.stream())
846	+	.forEach(f -> assertFalse(f.isDone()));
847
780	–	assertTrue(p.getQueue().containsAll(periodics));
781	–	assertTrue(p.getQueue().containsAll(delayeds));
848		try { p.shutdown(); } catch (SecurityException ok) { return; }
849		assertTrue(p.isShutdown());
850	+	assertTrue(p.isTerminating());
851		assertFalse(p.isTerminated());
852	<	for (Future<?> periodic : periodics) {
853	<	assertTrue(effectivePeriodicPolicy ^ periodic.isCancelled());
854	<	assertTrue(effectivePeriodicPolicy ^ periodic.isDone());
855	<	}
856	<	for (Future<?> delayed : delayeds) {
857	<	assertTrue(effectiveDelayedPolicy ^ delayed.isCancelled());
858	<	assertTrue(effectiveDelayedPolicy ^ delayed.isDone());
859	<	}
852	>
853	>	if (rnd.nextBoolean())
854	>	assertThrows(
855	>	RejectedExecutionException.class,
856	>	() -> p.submit(task),
857	>	() -> p.schedule(task, 1, SECONDS),
858	>	() -> p.scheduleAtFixedRate(
859	>	new PeriodicTask(1), 1, 1, SECONDS),
860	>	() -> p.scheduleWithFixedDelay(
861	>	new PeriodicTask(2), 1, 1, SECONDS));
862	>
863	>	assertTrue(q.contains(immediates.get(1)));
864	>	assertTrue(!effectiveDelayedPolicy
865	>	^ q.contains(delayeds.get(1)));
866	>	assertTrue(!effectivePeriodicPolicy
867	>	^ q.containsAll(periodics.subList(4, 8)));
868	>
869	>	immediates.forEach(f -> assertFalse(f.isDone()));
870	>
871	>	assertFalse(delayeds.get(0).isDone());
872	>	if (effectiveDelayedPolicy)
873	>	assertFalse(delayeds.get(1).isDone());
874	>	else
875	>	assertTrue(delayeds.get(1).isCancelled());
876	>
877		if (testImplementationDetails) {
878	<	assertEquals(effectivePeriodicPolicy,
879	<	p.getQueue().containsAll(periodics));
880	<	assertEquals(effectiveDelayedPolicy,
881	<	p.getQueue().containsAll(delayeds));
882	<	}
883	<	// Release all pool threads
884	<	unblock.countDown();
885	<
886	<	for (Future<?> delayed : delayeds) {
887	<	if (effectiveDelayedPolicy) {
804	<	assertNull(delayed.get());
805	<	}
806	<	}
807	<	if (effectivePeriodicPolicy) {
808	<	assertTrue(periodicLatch1.await(LONG_DELAY_MS, MILLISECONDS));
809	<	assertTrue(periodicLatch2.await(LONG_DELAY_MS, MILLISECONDS));
810	<	for (Future<?> periodic : periodics) {
811	<	assertTrue(periodic.cancel(false));
812	<	assertTrue(periodic.isCancelled());
813	<	assertTrue(periodic.isDone());
878	>	if (effectivePeriodicPolicy)
879	>	// TODO: ensure periodic tasks continue executing
880	>	periodics.forEach(
881	>	f -> {
882	>	assertFalse(f.isDone());
883	>	assertTrue(f.cancel(false));
884	>	});
885	>	else {
886	>	periodics.subList(0, 4).forEach(f -> assertFalse(f.isDone()));
887	>	periodics.subList(4, 8).forEach(f -> assertTrue(f.isCancelled()));
888		}
889		}
890	+
891	+	unblock.countDown();    // Release all pool threads
892	+
893		assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
894	+	assertFalse(p.isTerminating());
895		assertTrue(p.isTerminated());
896	<	assertEquals(2 + (effectiveDelayedPolicy ? 1 : 0), ran.get());
897	<	}}
896	>
897	>	assertTrue(q.isEmpty());
898	>
899	>	for (Future<?> f : immediates) assertNull(f.get());
900	>
901	>	assertNull(delayeds.get(0).get());
902	>	if (effectiveDelayedPolicy)
903	>	assertNull(delayeds.get(1).get());
904	>	else
905	>	assertTrue(delayeds.get(1).isCancelled());
906	>
907	>	periodics.forEach(f -> assertTrue(f.isDone()));
908	>	periodics.forEach(f -> assertTrue(f.isCancelled()));
909	>
910	>	assertEquals(poolSize + 1 + (effectiveDelayedPolicy ? 1 : 0), ran.get());
911	>	}
912
913		/**
914		* completed submit of callable returns result
915		*/
916		public void testSubmitCallable() throws Exception {
917	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
918	<	try {
917	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
918	>	try (PoolCleaner cleaner = cleaner(e)) {
919		Future<String> future = e.submit(new StringTask());
920		String result = future.get();
921		assertSame(TEST_STRING, result);
830	–	} finally {
831	–	joinPool(e);
922		}
923		}
924
#	Line 836 | Line 926 | public class ScheduledExecutorTest exten
926		* completed submit of runnable returns successfully
927		*/
928		public void testSubmitRunnable() throws Exception {
929	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
930	<	try {
929	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
930	>	try (PoolCleaner cleaner = cleaner(e)) {
931		Future<?> future = e.submit(new NoOpRunnable());
932		future.get();
933		assertTrue(future.isDone());
844	–	} finally {
845	–	joinPool(e);
934		}
935		}
936
#	Line 850 | Line 938 | public class ScheduledExecutorTest exten
938		* completed submit of (runnable, result) returns result
939		*/
940		public void testSubmitRunnable2() throws Exception {
941	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
942	<	try {
941	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
942	>	try (PoolCleaner cleaner = cleaner(e)) {
943		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
944		String result = future.get();
945		assertSame(TEST_STRING, result);
858	–	} finally {
859	–	joinPool(e);
946		}
947		}
948
#	Line 864 | Line 950 | public class ScheduledExecutorTest exten
950		* invokeAny(null) throws NPE
951		*/
952		public void testInvokeAny1() throws Exception {
953	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
954	<	try {
955	<	e.invokeAny(null);
956	<	shouldThrow();
957	<	} catch (NullPointerException success) {
958	<	} finally {
873	<	joinPool(e);
953	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
954	>	try (PoolCleaner cleaner = cleaner(e)) {
955	>	try {
956	>	e.invokeAny(null);
957	>	shouldThrow();
958	>	} catch (NullPointerException success) {}
959		}
960		}
961
#	Line 878 | Line 963 | public class ScheduledExecutorTest exten
963		* invokeAny(empty collection) throws IAE
964		*/
965		public void testInvokeAny2() throws Exception {
966	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
967	<	try {
968	<	e.invokeAny(new ArrayList<Callable<String>>());
969	<	shouldThrow();
970	<	} catch (IllegalArgumentException success) {
971	<	} finally {
887	<	joinPool(e);
966	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
967	>	try (PoolCleaner cleaner = cleaner(e)) {
968	>	try {
969	>	e.invokeAny(new ArrayList<Callable<String>>());
970	>	shouldThrow();
971	>	} catch (IllegalArgumentException success) {}
972		}
973		}
974
#	Line 893 | Line 977 | public class ScheduledExecutorTest exten
977		*/
978		public void testInvokeAny3() throws Exception {
979		CountDownLatch latch = new CountDownLatch(1);
980	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
981	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
982	<	l.add(latchAwaitingStringTask(latch));
983	<	l.add(null);
984	<	try {
985	<	e.invokeAny(l);
986	<	shouldThrow();
987	<	} catch (NullPointerException success) {
988	<	} finally {
980	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
981	>	try (PoolCleaner cleaner = cleaner(e)) {
982	>	List<Callable<String>> l = new ArrayList<>();
983	>	l.add(latchAwaitingStringTask(latch));
984	>	l.add(null);
985	>	try {
986	>	e.invokeAny(l);
987	>	shouldThrow();
988	>	} catch (NullPointerException success) {}
989		latch.countDown();
906	–	joinPool(e);
990		}
991		}
992
#	Line 911 | Line 994 | public class ScheduledExecutorTest exten
994		* invokeAny(c) throws ExecutionException if no task completes
995		*/
996		public void testInvokeAny4() throws Exception {
997	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
998	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
999	<	l.add(new NPETask());
1000	<	try {
1001	<	e.invokeAny(l);
1002	<	shouldThrow();
1003	<	} catch (ExecutionException success) {
1004	<	assertTrue(success.getCause() instanceof NullPointerException);
1005	<	} finally {
1006	<	joinPool(e);
997	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
998	>	try (PoolCleaner cleaner = cleaner(e)) {
999	>	List<Callable<String>> l = new ArrayList<>();
1000	>	l.add(new NPETask());
1001	>	try {
1002	>	e.invokeAny(l);
1003	>	shouldThrow();
1004	>	} catch (ExecutionException success) {
1005	>	assertTrue(success.getCause() instanceof NullPointerException);
1006	>	}
1007		}
1008		}
1009
#	Line 928 | Line 1011 | public class ScheduledExecutorTest exten
1011		* invokeAny(c) returns result of some task
1012		*/
1013		public void testInvokeAny5() throws Exception {
1014	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1015	<	try {
1016	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1014	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1015	>	try (PoolCleaner cleaner = cleaner(e)) {
1016	>	List<Callable<String>> l = new ArrayList<>();
1017		l.add(new StringTask());
1018		l.add(new StringTask());
1019		String result = e.invokeAny(l);
1020		assertSame(TEST_STRING, result);
938	–	} finally {
939	–	joinPool(e);
1021		}
1022		}
1023
#	Line 944 | Line 1025 | public class ScheduledExecutorTest exten
1025		* invokeAll(null) throws NPE
1026		*/
1027		public void testInvokeAll1() throws Exception {
1028	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1029	<	try {
1030	<	e.invokeAll(null);
1031	<	shouldThrow();
1032	<	} catch (NullPointerException success) {
1033	<	} finally {
953	<	joinPool(e);
1028	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1029	>	try (PoolCleaner cleaner = cleaner(e)) {
1030	>	try {
1031	>	e.invokeAll(null);
1032	>	shouldThrow();
1033	>	} catch (NullPointerException success) {}
1034		}
1035		}
1036
#	Line 958 | Line 1038 | public class ScheduledExecutorTest exten
1038		* invokeAll(empty collection) returns empty collection
1039		*/
1040		public void testInvokeAll2() throws Exception {
1041	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1042	<	try {
1041	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1042	>	try (PoolCleaner cleaner = cleaner(e)) {
1043		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
1044		assertTrue(r.isEmpty());
965	–	} finally {
966	–	joinPool(e);
1045		}
1046		}
1047
#	Line 971 | Line 1049 | public class ScheduledExecutorTest exten
1049		* invokeAll(c) throws NPE if c has null elements
1050		*/
1051		public void testInvokeAll3() throws Exception {
1052	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1053	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1054	<	l.add(new StringTask());
1055	<	l.add(null);
1056	<	try {
1057	<	e.invokeAll(l);
1058	<	shouldThrow();
1059	<	} catch (NullPointerException success) {
1060	<	} finally {
983	<	joinPool(e);
1052	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1053	>	try (PoolCleaner cleaner = cleaner(e)) {
1054	>	List<Callable<String>> l = new ArrayList<>();
1055	>	l.add(new StringTask());
1056	>	l.add(null);
1057	>	try {
1058	>	e.invokeAll(l);
1059	>	shouldThrow();
1060	>	} catch (NullPointerException success) {}
1061		}
1062		}
1063
#	Line 988 | Line 1065 | public class ScheduledExecutorTest exten
1065		* get of invokeAll(c) throws exception on failed task
1066		*/
1067		public void testInvokeAll4() throws Exception {
1068	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1069	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1070	<	l.add(new NPETask());
1071	<	List<Future<String>> futures = e.invokeAll(l);
1072	<	assertEquals(1, futures.size());
1073	<	try {
1074	<	futures.get(0).get();
1075	<	shouldThrow();
1076	<	} catch (ExecutionException success) {
1077	<	assertTrue(success.getCause() instanceof NullPointerException);
1078	<	} finally {
1079	<	joinPool(e);
1068	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1069	>	try (PoolCleaner cleaner = cleaner(e)) {
1070	>	List<Callable<String>> l = new ArrayList<>();
1071	>	l.add(new NPETask());
1072	>	List<Future<String>> futures = e.invokeAll(l);
1073	>	assertEquals(1, futures.size());
1074	>	try {
1075	>	futures.get(0).get();
1076	>	shouldThrow();
1077	>	} catch (ExecutionException success) {
1078	>	assertTrue(success.getCause() instanceof NullPointerException);
1079	>	}
1080		}
1081		}
1082
#	Line 1007 | Line 1084 | public class ScheduledExecutorTest exten
1084		* invokeAll(c) returns results of all completed tasks
1085		*/
1086		public void testInvokeAll5() throws Exception {
1087	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1088	<	try {
1089	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1087	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1088	>	try (PoolCleaner cleaner = cleaner(e)) {
1089	>	List<Callable<String>> l = new ArrayList<>();
1090		l.add(new StringTask());
1091		l.add(new StringTask());
1092		List<Future<String>> futures = e.invokeAll(l);
1093		assertEquals(2, futures.size());
1094		for (Future<String> future : futures)
1095		assertSame(TEST_STRING, future.get());
1019	–	} finally {
1020	–	joinPool(e);
1096		}
1097		}
1098
#	Line 1025 | Line 1100 | public class ScheduledExecutorTest exten
1100		* timed invokeAny(null) throws NPE
1101		*/
1102		public void testTimedInvokeAny1() throws Exception {
1103	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1104	<	try {
1105	<	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1106	<	shouldThrow();
1107	<	} catch (NullPointerException success) {
1108	<	} finally {
1034	<	joinPool(e);
1103	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1104	>	try (PoolCleaner cleaner = cleaner(e)) {
1105	>	try {
1106	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1107	>	shouldThrow();
1108	>	} catch (NullPointerException success) {}
1109		}
1110		}
1111
#	Line 1039 | Line 1113 | public class ScheduledExecutorTest exten
1113		* timed invokeAny(,,null) throws NPE
1114		*/
1115		public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1116	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1117	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1118	<	l.add(new StringTask());
1119	<	try {
1120	<	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1121	<	shouldThrow();
1122	<	} catch (NullPointerException success) {
1123	<	} finally {
1050	<	joinPool(e);
1116	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1117	>	try (PoolCleaner cleaner = cleaner(e)) {
1118	>	List<Callable<String>> l = new ArrayList<>();
1119	>	l.add(new StringTask());
1120	>	try {
1121	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1122	>	shouldThrow();
1123	>	} catch (NullPointerException success) {}
1124		}
1125		}
1126
#	Line 1055 | Line 1128 | public class ScheduledExecutorTest exten
1128		* timed invokeAny(empty collection) throws IAE
1129		*/
1130		public void testTimedInvokeAny2() throws Exception {
1131	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1132	<	try {
1133	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1134	<	shouldThrow();
1135	<	} catch (IllegalArgumentException success) {
1136	<	} finally {
1064	<	joinPool(e);
1131	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1132	>	try (PoolCleaner cleaner = cleaner(e)) {
1133	>	try {
1134	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1135	>	shouldThrow();
1136	>	} catch (IllegalArgumentException success) {}
1137		}
1138		}
1139
#	Line 1070 | Line 1142 | public class ScheduledExecutorTest exten
1142		*/
1143		public void testTimedInvokeAny3() throws Exception {
1144		CountDownLatch latch = new CountDownLatch(1);
1145	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1146	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1147	<	l.add(latchAwaitingStringTask(latch));
1148	<	l.add(null);
1149	<	try {
1150	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1151	<	shouldThrow();
1152	<	} catch (NullPointerException success) {
1153	<	} finally {
1145	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1146	>	try (PoolCleaner cleaner = cleaner(e)) {
1147	>	List<Callable<String>> l = new ArrayList<>();
1148	>	l.add(latchAwaitingStringTask(latch));
1149	>	l.add(null);
1150	>	try {
1151	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1152	>	shouldThrow();
1153	>	} catch (NullPointerException success) {}
1154		latch.countDown();
1083	–	joinPool(e);
1155		}
1156		}
1157
#	Line 1088 | Line 1159 | public class ScheduledExecutorTest exten
1159		* timed invokeAny(c) throws ExecutionException if no task completes
1160		*/
1161		public void testTimedInvokeAny4() throws Exception {
1162	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1163	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1164	<	l.add(new NPETask());
1165	<	try {
1166	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1167	<	shouldThrow();
1168	<	} catch (ExecutionException success) {
1169	<	assertTrue(success.getCause() instanceof NullPointerException);
1170	<	} finally {
1171	<	joinPool(e);
1162	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1163	>	try (PoolCleaner cleaner = cleaner(e)) {
1164	>	long startTime = System.nanoTime();
1165	>	List<Callable<String>> l = new ArrayList<>();
1166	>	l.add(new NPETask());
1167	>	try {
1168	>	e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
1169	>	shouldThrow();
1170	>	} catch (ExecutionException success) {
1171	>	assertTrue(success.getCause() instanceof NullPointerException);
1172	>	}
1173	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1174		}
1175		}
1176
#	Line 1105 | Line 1178 | public class ScheduledExecutorTest exten
1178		* timed invokeAny(c) returns result of some task
1179		*/
1180		public void testTimedInvokeAny5() throws Exception {
1181	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1182	<	try {
1183	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1181	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1182	>	try (PoolCleaner cleaner = cleaner(e)) {
1183	>	long startTime = System.nanoTime();
1184	>	List<Callable<String>> l = new ArrayList<>();
1185		l.add(new StringTask());
1186		l.add(new StringTask());
1187	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1187	>	String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
1188		assertSame(TEST_STRING, result);
1189	<	} finally {
1116	<	joinPool(e);
1189	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1190		}
1191		}
1192
#	Line 1121 | Line 1194 | public class ScheduledExecutorTest exten
1194		* timed invokeAll(null) throws NPE
1195		*/
1196		public void testTimedInvokeAll1() throws Exception {
1197	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1198	<	try {
1199	<	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1200	<	shouldThrow();
1201	<	} catch (NullPointerException success) {
1202	<	} finally {
1130	<	joinPool(e);
1197	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1198	>	try (PoolCleaner cleaner = cleaner(e)) {
1199	>	try {
1200	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1201	>	shouldThrow();
1202	>	} catch (NullPointerException success) {}
1203		}
1204		}
1205
#	Line 1135 | Line 1207 | public class ScheduledExecutorTest exten
1207		* timed invokeAll(,,null) throws NPE
1208		*/
1209		public void testTimedInvokeAllNullTimeUnit() throws Exception {
1210	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1211	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1212	<	l.add(new StringTask());
1213	<	try {
1214	<	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1215	<	shouldThrow();
1216	<	} catch (NullPointerException success) {
1217	<	} finally {
1146	<	joinPool(e);
1210	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1211	>	try (PoolCleaner cleaner = cleaner(e)) {
1212	>	List<Callable<String>> l = new ArrayList<>();
1213	>	l.add(new StringTask());
1214	>	try {
1215	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1216	>	shouldThrow();
1217	>	} catch (NullPointerException success) {}
1218		}
1219		}
1220
#	Line 1151 | Line 1222 | public class ScheduledExecutorTest exten
1222		* timed invokeAll(empty collection) returns empty collection
1223		*/
1224		public void testTimedInvokeAll2() throws Exception {
1225	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1226	<	try {
1227	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1225	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1226	>	try (PoolCleaner cleaner = cleaner(e)) {
1227	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(),
1228	>	MEDIUM_DELAY_MS, MILLISECONDS);
1229		assertTrue(r.isEmpty());
1158	–	} finally {
1159	–	joinPool(e);
1230		}
1231		}
1232
#	Line 1164 | Line 1234 | public class ScheduledExecutorTest exten
1234		* timed invokeAll(c) throws NPE if c has null elements
1235		*/
1236		public void testTimedInvokeAll3() throws Exception {
1237	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1238	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1239	<	l.add(new StringTask());
1240	<	l.add(null);
1241	<	try {
1242	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1243	<	shouldThrow();
1244	<	} catch (NullPointerException success) {
1245	<	} finally {
1176	<	joinPool(e);
1237	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1238	>	try (PoolCleaner cleaner = cleaner(e)) {
1239	>	List<Callable<String>> l = new ArrayList<>();
1240	>	l.add(new StringTask());
1241	>	l.add(null);
1242	>	try {
1243	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1244	>	shouldThrow();
1245	>	} catch (NullPointerException success) {}
1246		}
1247		}
1248
#	Line 1181 | Line 1250 | public class ScheduledExecutorTest exten
1250		* get of element of invokeAll(c) throws exception on failed task
1251		*/
1252		public void testTimedInvokeAll4() throws Exception {
1253	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1254	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1255	<	l.add(new NPETask());
1256	<	List<Future<String>> futures =
1257	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1258	<	assertEquals(1, futures.size());
1259	<	try {
1260	<	futures.get(0).get();
1261	<	shouldThrow();
1262	<	} catch (ExecutionException success) {
1263	<	assertTrue(success.getCause() instanceof NullPointerException);
1264	<	} finally {
1265	<	joinPool(e);
1253	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1254	>	try (PoolCleaner cleaner = cleaner(e)) {
1255	>	List<Callable<String>> l = new ArrayList<>();
1256	>	l.add(new NPETask());
1257	>	List<Future<String>> futures =
1258	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1259	>	assertEquals(1, futures.size());
1260	>	try {
1261	>	futures.get(0).get();
1262	>	shouldThrow();
1263	>	} catch (ExecutionException success) {
1264	>	assertTrue(success.getCause() instanceof NullPointerException);
1265	>	}
1266		}
1267		}
1268
#	Line 1201 | Line 1270 | public class ScheduledExecutorTest exten
1270		* timed invokeAll(c) returns results of all completed tasks
1271		*/
1272		public void testTimedInvokeAll5() throws Exception {
1273	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1274	<	try {
1275	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1273	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1274	>	try (PoolCleaner cleaner = cleaner(e)) {
1275	>	List<Callable<String>> l = new ArrayList<>();
1276		l.add(new StringTask());
1277		l.add(new StringTask());
1278		List<Future<String>> futures =
1279	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1279	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1280		assertEquals(2, futures.size());
1281		for (Future<String> future : futures)
1282		assertSame(TEST_STRING, future.get());
1214	–	} finally {
1215	–	joinPool(e);
1283		}
1284		}
1285
#	Line 1220 | Line 1287 | public class ScheduledExecutorTest exten
1287		* timed invokeAll(c) cancels tasks not completed by timeout
1288		*/
1289		public void testTimedInvokeAll6() throws Exception {
1290	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1291	<	try {
1292	<	for (long timeout = timeoutMillis();;) {
1290	>	for (long timeout = timeoutMillis();;) {
1291	>	final CountDownLatch done = new CountDownLatch(1);
1292	>	final Callable<String> waiter = new CheckedCallable<String>() {
1293	>	public String realCall() {
1294	>	try { done.await(LONG_DELAY_MS, MILLISECONDS); }
1295	>	catch (InterruptedException ok) {}
1296	>	return "1"; }};
1297	>	final ExecutorService p = new ScheduledThreadPoolExecutor(2);
1298	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1299		List<Callable<String>> tasks = new ArrayList<>();
1300		tasks.add(new StringTask("0"));
1301	<	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1301	>	tasks.add(waiter);
1302		tasks.add(new StringTask("2"));
1303		long startTime = System.nanoTime();
1304		List<Future<String>> futures =
1305	<	e.invokeAll(tasks, timeout, MILLISECONDS);
1305	>	p.invokeAll(tasks, timeout, MILLISECONDS);
1306		assertEquals(tasks.size(), futures.size());
1307		assertTrue(millisElapsedSince(startTime) >= timeout);
1308		for (Future future : futures)
#	Line 1245 | Line 1318 | public class ScheduledExecutorTest exten
1318		fail("expected exactly one task to be cancelled");
1319		}
1320		}
1321	<	} finally {
1322	<	joinPool(e);
1321	>	}
1322	>	}
1323	>
1324	>	/**
1325	>	* A fixed delay task with overflowing period should not prevent a
1326	>	* one-shot task from executing.
1327	>	* https://bugs.openjdk.java.net/browse/JDK-8051859
1328	>	*/
1329	>	public void testScheduleWithFixedDelay_overflow() throws Exception {
1330	>	final CountDownLatch delayedDone = new CountDownLatch(1);
1331	>	final CountDownLatch immediateDone = new CountDownLatch(1);
1332	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
1333	>	try (PoolCleaner cleaner = cleaner(p)) {
1334	>	final Runnable immediate = new Runnable() { public void run() {
1335	>	immediateDone.countDown();
1336	>	}};
1337	>	final Runnable delayed = new Runnable() { public void run() {
1338	>	delayedDone.countDown();
1339	>	p.submit(immediate);
1340	>	}};
1341	>	p.scheduleWithFixedDelay(delayed, 0L, Long.MAX_VALUE, SECONDS);
1342	>	await(delayedDone);
1343	>	await(immediateDone);
1344		}
1345		}
1346

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