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

Comparing jsr166/src/test/tck/ScheduledExecutorTest.java (file contents):
Revision 1.61 by jsr166, Sun Oct 4 02:15:08 2015 UTC vs.
Revision 1.86 by jsr166, Sat Mar 25 21:41:10 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;
#	Line 25 | Line 25 | import java.util.concurrent.ScheduledFut
25		import java.util.concurrent.ScheduledThreadPoolExecutor;
26		import java.util.concurrent.ThreadFactory;
27		import java.util.concurrent.ThreadPoolExecutor;
28	+	import java.util.concurrent.atomic.AtomicBoolean;
29		import java.util.concurrent.atomic.AtomicInteger;
30	+	import java.util.concurrent.atomic.AtomicLong;
31
32		import junit.framework.Test;
33		import junit.framework.TestSuite;
#	Line 42 | Line 44 | public class ScheduledExecutorTest exten
44		* execute successfully executes a runnable
45		*/
46		public void testExecute() throws InterruptedException {
47	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
48	<	final CountDownLatch done = new CountDownLatch(1);
49	<	final Runnable task = new CheckedRunnable() {
50	<	public void realRun() {
51	<	done.countDown();
50	<	}};
51	<	try {
47	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
48	>	try (PoolCleaner cleaner = cleaner(p)) {
49	>	final CountDownLatch done = new CountDownLatch(1);
50	>	final Runnable task = new CheckedRunnable() {
51	>	public void realRun() { done.countDown(); }};
52		p.execute(task);
53	<	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
54	<	} finally {
55	<	joinPool(p);
53	>	await(done);
54		}
55		}
56
#	Line 60 | Line 58 | public class ScheduledExecutorTest exten
58		* delayed schedule of callable successfully executes after delay
59		*/
60		public void testSchedule1() throws Exception {
61	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
62	<	final long startTime = System.nanoTime();
63	<	final CountDownLatch done = new CountDownLatch(1);
64	<	try {
61	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
62	>	try (PoolCleaner cleaner = cleaner(p)) {
63	>	final long startTime = System.nanoTime();
64	>	final CountDownLatch done = new CountDownLatch(1);
65		Callable task = new CheckedCallable<Boolean>() {
66		public Boolean realCall() {
67		done.countDown();
#	Line 74 | Line 72 | public class ScheduledExecutorTest exten
72		assertSame(Boolean.TRUE, f.get());
73		assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
74		assertTrue(done.await(0L, MILLISECONDS));
77	–	} finally {
78	–	joinPool(p);
75		}
76		}
77
#	Line 83 | Line 79 | public class ScheduledExecutorTest exten
79		* delayed schedule of runnable successfully executes after delay
80		*/
81		public void testSchedule3() throws Exception {
82	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
83	<	final long startTime = System.nanoTime();
84	<	final CountDownLatch done = new CountDownLatch(1);
85	<	try {
82	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
83	>	try (PoolCleaner cleaner = cleaner(p)) {
84	>	final long startTime = System.nanoTime();
85	>	final CountDownLatch done = new CountDownLatch(1);
86		Runnable task = new CheckedRunnable() {
87		public void realRun() {
88		done.countDown();
#	Line 96 | Line 92 | public class ScheduledExecutorTest exten
92		await(done);
93		assertNull(f.get(LONG_DELAY_MS, MILLISECONDS));
94		assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
99	–	} finally {
100	–	joinPool(p);
95		}
96		}
97
#	Line 105 | Line 99 | public class ScheduledExecutorTest exten
99		* scheduleAtFixedRate executes runnable after given initial delay
100		*/
101		public void testSchedule4() throws Exception {
102	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
103	<	final long startTime = System.nanoTime();
104	<	final CountDownLatch done = new CountDownLatch(1);
105	<	try {
102	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
103	>	try (PoolCleaner cleaner = cleaner(p)) {
104	>	final long startTime = System.nanoTime();
105	>	final CountDownLatch done = new CountDownLatch(1);
106		Runnable task = new CheckedRunnable() {
107		public void realRun() {
108		done.countDown();
#	Line 120 | Line 114 | public class ScheduledExecutorTest exten
114		await(done);
115		assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
116		f.cancel(true);
123	–	} finally {
124	–	joinPool(p);
117		}
118		}
119
#	Line 129 | Line 121 | public class ScheduledExecutorTest exten
121		* scheduleWithFixedDelay executes runnable after given initial delay
122		*/
123		public void testSchedule5() throws Exception {
124	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
125	<	final long startTime = System.nanoTime();
126	<	final CountDownLatch done = new CountDownLatch(1);
127	<	try {
124	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
125	>	try (PoolCleaner cleaner = cleaner(p)) {
126	>	final long startTime = System.nanoTime();
127	>	final CountDownLatch done = new CountDownLatch(1);
128		Runnable task = new CheckedRunnable() {
129		public void realRun() {
130		done.countDown();
#	Line 144 | Line 136 | public class ScheduledExecutorTest exten
136		await(done);
137		assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
138		f.cancel(true);
147	–	} finally {
148	–	joinPool(p);
139		}
140		}
141
#	Line 155 | Line 145 | public class ScheduledExecutorTest exten
145		}
146
147		/**
148	<	* scheduleAtFixedRate executes series of tasks at given rate
148	>	* scheduleAtFixedRate executes series of tasks at given rate.
149	>	* Eventually, it must hold that:
150	>	*   cycles - 1 <= elapsedMillis/delay < cycles
151		*/
152		public void testFixedRateSequence() throws InterruptedException {
153	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
154	<	try {
153	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
154	>	try (PoolCleaner cleaner = cleaner(p)) {
155		for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
156	<	long startTime = System.nanoTime();
157	<	int cycles = 10;
156	>	final long startTime = System.nanoTime();
157	>	final int cycles = 8;
158		final CountDownLatch done = new CountDownLatch(cycles);
159	<	Runnable task = new CheckedRunnable() {
159	>	final Runnable task = new CheckedRunnable() {
160		public void realRun() { done.countDown(); }};
161	<	ScheduledFuture h =
161	>	final ScheduledFuture periodicTask =
162		p.scheduleAtFixedRate(task, 0, delay, MILLISECONDS);
163	<	done.await();
164	<	h.cancel(true);
165	<	double normalizedTime =
166	<	(double) millisElapsedSince(startTime) / delay;
167	<	if (normalizedTime >= cycles - 1 &&
168	<	normalizedTime <= cycles)
163	>	final int totalDelayMillis = (cycles - 1) * delay;
164	>	await(done, totalDelayMillis + LONG_DELAY_MS);
165	>	periodicTask.cancel(true);
166	>	final long elapsedMillis = millisElapsedSince(startTime);
167	>	assertTrue(elapsedMillis >= totalDelayMillis);
168	>	if (elapsedMillis <= cycles * delay)
169		return;
170	+	// else retry with longer delay
171		}
172	<	throw new AssertionError("unexpected execution rate");
180	<	} finally {
181	<	joinPool(p);
172	>	fail("unexpected execution rate");
173		}
174		}
175
176		/**
177	<	* scheduleWithFixedDelay executes series of tasks with given period
177	>	* scheduleWithFixedDelay executes series of tasks with given period.
178	>	* Eventually, it must hold that each task starts at least delay and at
179	>	* most 2 * delay after the termination of the previous task.
180		*/
181		public void testFixedDelaySequence() throws InterruptedException {
182	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
183	<	try {
182	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
183	>	try (PoolCleaner cleaner = cleaner(p)) {
184		for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
185	<	long startTime = System.nanoTime();
186	<	int cycles = 10;
185	>	final long startTime = System.nanoTime();
186	>	final AtomicLong previous = new AtomicLong(startTime);
187	>	final AtomicBoolean tryLongerDelay = new AtomicBoolean(false);
188	>	final int cycles = 8;
189		final CountDownLatch done = new CountDownLatch(cycles);
190	<	Runnable task = new CheckedRunnable() {
191	<	public void realRun() { done.countDown(); }};
192	<	ScheduledFuture h =
190	>	final int d = delay;
191	>	final Runnable task = new CheckedRunnable() {
192	>	public void realRun() {
193	>	long now = System.nanoTime();
194	>	long elapsedMillis
195	>	= NANOSECONDS.toMillis(now - previous.get());
196	>	if (done.getCount() == cycles) { // first execution
197	>	if (elapsedMillis >= d)
198	>	tryLongerDelay.set(true);
199	>	} else {
200	>	assertTrue(elapsedMillis >= d);
201	>	if (elapsedMillis >= 2 * d)
202	>	tryLongerDelay.set(true);
203	>	}
204	>	previous.set(now);
205	>	done.countDown();
206	>	}};
207	>	final ScheduledFuture periodicTask =
208		p.scheduleWithFixedDelay(task, 0, delay, MILLISECONDS);
209	<	done.await();
210	<	h.cancel(true);
211	<	double normalizedTime =
212	<	(double) millisElapsedSince(startTime) / delay;
213	<	if (normalizedTime >= cycles - 1 &&
214	<	normalizedTime <= cycles)
209	>	final int totalDelayMillis = (cycles - 1) * delay;
210	>	await(done, totalDelayMillis + cycles * LONG_DELAY_MS);
211	>	periodicTask.cancel(true);
212	>	final long elapsedMillis = millisElapsedSince(startTime);
213	>	assertTrue(elapsedMillis >= totalDelayMillis);
214	>	if (!tryLongerDelay.get())
215		return;
216	+	// else retry with longer delay
217		}
218	<	throw new AssertionError("unexpected execution rate");
208	<	} finally {
209	<	joinPool(p);
218	>	fail("unexpected execution rate");
219		}
220		}
221
#	Line 214 | Line 223 | public class ScheduledExecutorTest exten
223		* execute(null) throws NPE
224		*/
225		public void testExecuteNull() throws InterruptedException {
226	<	ScheduledThreadPoolExecutor se = null;
227	<	try {
228	<	se = new ScheduledThreadPoolExecutor(1);
229	<	se.execute(null);
230	<	shouldThrow();
231	<	} catch (NullPointerException success) {}
232	<
224	<	joinPool(se);
226	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
227	>	try (PoolCleaner cleaner = cleaner(p)) {
228	>	try {
229	>	p.execute(null);
230	>	shouldThrow();
231	>	} catch (NullPointerException success) {}
232	>	}
233		}
234
235		/**
236		* schedule(null) throws NPE
237		*/
238		public void testScheduleNull() throws InterruptedException {
239	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
240	<	try {
241	<	TrackedCallable callable = null;
242	<	Future f = se.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
243	<	shouldThrow();
244	<	} catch (NullPointerException success) {}
245	<	joinPool(se);
239	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
240	>	try (PoolCleaner cleaner = cleaner(p)) {
241	>	try {
242	>	TrackedCallable callable = null;
243	>	Future f = p.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
244	>	shouldThrow();
245	>	} catch (NullPointerException success) {}
246	>	}
247		}
248
249		/**
250		* execute throws RejectedExecutionException if shutdown
251		*/
252		public void testSchedule1_RejectedExecutionException() throws InterruptedException {
253	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
254	<	try {
255	<	se.shutdown();
256	<	se.schedule(new NoOpRunnable(),
257	<	MEDIUM_DELAY_MS, MILLISECONDS);
258	<	shouldThrow();
259	<	} catch (RejectedExecutionException success) {
260	<	} catch (SecurityException ok) {
253	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
254	>	try (PoolCleaner cleaner = cleaner(p)) {
255	>	try {
256	>	p.shutdown();
257	>	p.schedule(new NoOpRunnable(),
258	>	MEDIUM_DELAY_MS, MILLISECONDS);
259	>	shouldThrow();
260	>	} catch (RejectedExecutionException success) {
261	>	} catch (SecurityException ok) {}
262		}
253	–
254	–	joinPool(se);
263		}
264
265		/**
266		* schedule throws RejectedExecutionException if shutdown
267		*/
268		public void testSchedule2_RejectedExecutionException() throws InterruptedException {
269	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
270	<	try {
271	<	se.shutdown();
272	<	se.schedule(new NoOpCallable(),
273	<	MEDIUM_DELAY_MS, MILLISECONDS);
274	<	shouldThrow();
275	<	} catch (RejectedExecutionException success) {
276	<	} catch (SecurityException ok) {
269	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
270	>	try (PoolCleaner cleaner = cleaner(p)) {
271	>	try {
272	>	p.shutdown();
273	>	p.schedule(new NoOpCallable(),
274	>	MEDIUM_DELAY_MS, MILLISECONDS);
275	>	shouldThrow();
276	>	} catch (RejectedExecutionException success) {
277	>	} catch (SecurityException ok) {}
278		}
270	–	joinPool(se);
279		}
280
281		/**
282		* schedule callable throws RejectedExecutionException if shutdown
283		*/
284		public void testSchedule3_RejectedExecutionException() throws InterruptedException {
285	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
286	<	try {
287	<	se.shutdown();
288	<	se.schedule(new NoOpCallable(),
289	<	MEDIUM_DELAY_MS, MILLISECONDS);
290	<	shouldThrow();
291	<	} catch (RejectedExecutionException success) {
292	<	} catch (SecurityException ok) {
285	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
286	>	try (PoolCleaner cleaner = cleaner(p)) {
287	>	try {
288	>	p.shutdown();
289	>	p.schedule(new NoOpCallable(),
290	>	MEDIUM_DELAY_MS, MILLISECONDS);
291	>	shouldThrow();
292	>	} catch (RejectedExecutionException success) {
293	>	} catch (SecurityException ok) {}
294		}
286	–	joinPool(se);
295		}
296
297		/**
298		* scheduleAtFixedRate throws RejectedExecutionException if shutdown
299		*/
300		public void testScheduleAtFixedRate1_RejectedExecutionException() throws InterruptedException {
301	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
302	<	try {
303	<	se.shutdown();
304	<	se.scheduleAtFixedRate(new NoOpRunnable(),
305	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
306	<	shouldThrow();
307	<	} catch (RejectedExecutionException success) {
308	<	} catch (SecurityException ok) {
301	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
302	>	try (PoolCleaner cleaner = cleaner(p)) {
303	>	try {
304	>	p.shutdown();
305	>	p.scheduleAtFixedRate(new NoOpRunnable(),
306	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
307	>	shouldThrow();
308	>	} catch (RejectedExecutionException success) {
309	>	} catch (SecurityException ok) {}
310		}
302	–	joinPool(se);
311		}
312
313		/**
314		* scheduleWithFixedDelay throws RejectedExecutionException if shutdown
315		*/
316		public void testScheduleWithFixedDelay1_RejectedExecutionException() throws InterruptedException {
317	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
318	<	try {
319	<	se.shutdown();
320	<	se.scheduleWithFixedDelay(new NoOpRunnable(),
321	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
322	<	shouldThrow();
323	<	} catch (RejectedExecutionException success) {
324	<	} catch (SecurityException ok) {
317	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
318	>	try (PoolCleaner cleaner = cleaner(p)) {
319	>	try {
320	>	p.shutdown();
321	>	p.scheduleWithFixedDelay(new NoOpRunnable(),
322	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
323	>	shouldThrow();
324	>	} catch (RejectedExecutionException success) {
325	>	} catch (SecurityException ok) {}
326		}
318	–	joinPool(se);
327		}
328
329		/**
#	Line 323 | Line 331 | public class ScheduledExecutorTest exten
331		* thread becomes active
332		*/
333		public void testGetActiveCount() throws InterruptedException {
326	–	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2);
327	–	final CountDownLatch threadStarted = new CountDownLatch(1);
334		final CountDownLatch done = new CountDownLatch(1);
335	<	try {
335	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2);
336	>	try (PoolCleaner cleaner = cleaner(p, done)) {
337	>	final CountDownLatch threadStarted = new CountDownLatch(1);
338		assertEquals(0, p.getActiveCount());
339		p.execute(new CheckedRunnable() {
340		public void realRun() throws InterruptedException {
341		threadStarted.countDown();
342		assertEquals(1, p.getActiveCount());
343	<	done.await();
343	>	await(done);
344		}});
345	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
345	>	await(threadStarted);
346		assertEquals(1, p.getActiveCount());
339	–	} finally {
340	–	done.countDown();
341	–	joinPool(p);
347		}
348		}
349
#	Line 348 | Line 353 | public class ScheduledExecutorTest exten
353		*/
354		public void testGetCompletedTaskCount() throws InterruptedException {
355		final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2);
356	<	final CountDownLatch threadStarted = new CountDownLatch(1);
357	<	final CountDownLatch threadProceed = new CountDownLatch(1);
358	<	final CountDownLatch threadDone = new CountDownLatch(1);
359	<	try {
356	>	try (PoolCleaner cleaner = cleaner(p)) {
357	>	final CountDownLatch threadStarted = new CountDownLatch(1);
358	>	final CountDownLatch threadProceed = new CountDownLatch(1);
359	>	final CountDownLatch threadDone = new CountDownLatch(1);
360		assertEquals(0, p.getCompletedTaskCount());
361		p.execute(new CheckedRunnable() {
362		public void realRun() throws InterruptedException {
363		threadStarted.countDown();
364		assertEquals(0, p.getCompletedTaskCount());
365	<	threadProceed.await();
365	>	await(threadProceed);
366		threadDone.countDown();
367		}});
368		await(threadStarted);
369		assertEquals(0, p.getCompletedTaskCount());
370		threadProceed.countDown();
371	<	threadDone.await();
371	>	await(threadDone);
372		long startTime = System.nanoTime();
373		while (p.getCompletedTaskCount() != 1) {
374		if (millisElapsedSince(startTime) > LONG_DELAY_MS)
375		fail("timed out");
376		Thread.yield();
377		}
373	–	} finally {
374	–	joinPool(p);
378		}
379		}
380
#	Line 380 | Line 383 | public class ScheduledExecutorTest exten
383		*/
384		public void testGetCorePoolSize() throws InterruptedException {
385		ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
386	<	assertEquals(1, p.getCorePoolSize());
387	<	joinPool(p);
386	>	try (PoolCleaner cleaner = cleaner(p)) {
387	>	assertEquals(1, p.getCorePoolSize());
388	>	}
389		}
390
391		/**
#	Line 393 | Line 397 | public class ScheduledExecutorTest exten
397		final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(THREADS);
398		final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
399		final CountDownLatch done = new CountDownLatch(1);
400	<	try {
400	>	try (PoolCleaner cleaner = cleaner(p, done)) {
401		assertEquals(0, p.getLargestPoolSize());
402		for (int i = 0; i < THREADS; i++)
403		p.execute(new CheckedRunnable() {
404		public void realRun() throws InterruptedException {
405		threadsStarted.countDown();
406	<	done.await();
406	>	await(done);
407		assertEquals(THREADS, p.getLargestPoolSize());
408		}});
409	<	assertTrue(threadsStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
406	<	assertEquals(THREADS, p.getLargestPoolSize());
407	<	} finally {
408	<	done.countDown();
409	<	joinPool(p);
409	>	await(threadsStarted);
410		assertEquals(THREADS, p.getLargestPoolSize());
411		}
412	+	assertEquals(THREADS, p.getLargestPoolSize());
413		}
414
415		/**
#	Line 419 | Line 420 | public class ScheduledExecutorTest exten
420		final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
421		final CountDownLatch threadStarted = new CountDownLatch(1);
422		final CountDownLatch done = new CountDownLatch(1);
423	<	try {
423	>	try (PoolCleaner cleaner = cleaner(p, done)) {
424		assertEquals(0, p.getPoolSize());
425		p.execute(new CheckedRunnable() {
426		public void realRun() throws InterruptedException {
427		threadStarted.countDown();
428		assertEquals(1, p.getPoolSize());
429	<	done.await();
429	>	await(done);
430		}});
431	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
431	>	await(threadStarted);
432		assertEquals(1, p.getPoolSize());
432	–	} finally {
433	–	done.countDown();
434	–	joinPool(p);
433		}
434		}
435
#	Line 440 | Line 438 | public class ScheduledExecutorTest exten
438		* submitted
439		*/
440		public void testGetTaskCount() throws InterruptedException {
441	<	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
444	<	final CountDownLatch threadStarted = new CountDownLatch(1);
441	>	final int TASKS = 3;
442		final CountDownLatch done = new CountDownLatch(1);
443	<	final int TASKS = 5;
444	<	try {
443	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
444	>	try (PoolCleaner cleaner = cleaner(p, done)) {
445	>	final CountDownLatch threadStarted = new CountDownLatch(1);
446		assertEquals(0, p.getTaskCount());
447	<	for (int i = 0; i < TASKS; i++)
447	>	assertEquals(0, p.getCompletedTaskCount());
448	>	p.execute(new CheckedRunnable() {
449	>	public void realRun() throws InterruptedException {
450	>	threadStarted.countDown();
451	>	await(done);
452	>	}});
453	>	await(threadStarted);
454	>	assertEquals(1, p.getTaskCount());
455	>	assertEquals(0, p.getCompletedTaskCount());
456	>	for (int i = 0; i < TASKS; i++) {
457	>	assertEquals(1 + i, p.getTaskCount());
458		p.execute(new CheckedRunnable() {
459		public void realRun() throws InterruptedException {
460		threadStarted.countDown();
461	<	done.await();
461	>	assertEquals(1 + TASKS, p.getTaskCount());
462	>	await(done);
463		}});
464	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
465	<	assertEquals(TASKS, p.getTaskCount());
466	<	} finally {
458	<	done.countDown();
459	<	joinPool(p);
464	>	}
465	>	assertEquals(1 + TASKS, p.getTaskCount());
466	>	assertEquals(0, p.getCompletedTaskCount());
467		}
468	+	assertEquals(1 + TASKS, p.getTaskCount());
469	+	assertEquals(1 + TASKS, p.getCompletedTaskCount());
470		}
471
472		/**
473		* getThreadFactory returns factory in constructor if not set
474		*/
475		public void testGetThreadFactory() throws InterruptedException {
476	<	ThreadFactory tf = new SimpleThreadFactory();
477	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
478	<	assertSame(tf, p.getThreadFactory());
479	<	joinPool(p);
476	>	final ThreadFactory threadFactory = new SimpleThreadFactory();
477	>	final ScheduledThreadPoolExecutor p =
478	>	new ScheduledThreadPoolExecutor(1, threadFactory);
479	>	try (PoolCleaner cleaner = cleaner(p)) {
480	>	assertSame(threadFactory, p.getThreadFactory());
481	>	}
482		}
483
484		/**
485		* setThreadFactory sets the thread factory returned by getThreadFactory
486		*/
487		public void testSetThreadFactory() throws InterruptedException {
488	<	ThreadFactory tf = new SimpleThreadFactory();
489	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
490	<	p.setThreadFactory(tf);
491	<	assertSame(tf, p.getThreadFactory());
492	<	joinPool(p);
488	>	ThreadFactory threadFactory = new SimpleThreadFactory();
489	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
490	>	try (PoolCleaner cleaner = cleaner(p)) {
491	>	p.setThreadFactory(threadFactory);
492	>	assertSame(threadFactory, p.getThreadFactory());
493	>	}
494		}
495
496		/**
497		* setThreadFactory(null) throws NPE
498		*/
499		public void testSetThreadFactoryNull() throws InterruptedException {
500	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
501	<	try {
502	<	p.setThreadFactory(null);
503	<	shouldThrow();
504	<	} catch (NullPointerException success) {
505	<	} finally {
506	<	joinPool(p);
500	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
501	>	try (PoolCleaner cleaner = cleaner(p)) {
502	>	try {
503	>	p.setThreadFactory(null);
504	>	shouldThrow();
505	>	} catch (NullPointerException success) {}
506	>	}
507	>	}
508	>
509	>	/**
510	>	* The default rejected execution handler is AbortPolicy.
511	>	*/
512	>	public void testDefaultRejectedExecutionHandler() {
513	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
514	>	try (PoolCleaner cleaner = cleaner(p)) {
515	>	assertTrue(p.getRejectedExecutionHandler()
516	>	instanceof ThreadPoolExecutor.AbortPolicy);
517		}
518		}
519
#	Line 499 | Line 521 | public class ScheduledExecutorTest exten
521		* isShutdown is false before shutdown, true after
522		*/
523		public void testIsShutdown() {
524	<
525	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
526	<	try {
527	<	assertFalse(p.isShutdown());
528	<	}
529	<	finally {
530	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
524	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
525	>	assertFalse(p.isShutdown());
526	>	try (PoolCleaner cleaner = cleaner(p)) {
527	>	try {
528	>	p.shutdown();
529	>	assertTrue(p.isShutdown());
530	>	} catch (SecurityException ok) {}
531		}
510	–	assertTrue(p.isShutdown());
532		}
533
534		/**
#	Line 515 | Line 536 | public class ScheduledExecutorTest exten
536		*/
537		public void testIsTerminated() throws InterruptedException {
538		final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
539	<	final CountDownLatch threadStarted = new CountDownLatch(1);
540	<	final CountDownLatch done = new CountDownLatch(1);
541	<	assertFalse(p.isTerminated());
542	<	try {
539	>	try (PoolCleaner cleaner = cleaner(p)) {
540	>	final CountDownLatch threadStarted = new CountDownLatch(1);
541	>	final CountDownLatch done = new CountDownLatch(1);
542	>	assertFalse(p.isTerminated());
543		p.execute(new CheckedRunnable() {
544		public void realRun() throws InterruptedException {
545		assertFalse(p.isTerminated());
546		threadStarted.countDown();
547	<	done.await();
547	>	await(done);
548		}});
549	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
549	>	await(threadStarted);
550		assertFalse(p.isTerminating());
551		done.countDown();
531	–	} finally {
552		try { p.shutdown(); } catch (SecurityException ok) { return; }
553	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
554	+	assertTrue(p.isTerminated());
555		}
534	–	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
535	–	assertTrue(p.isTerminated());
556		}
557
558		/**
#	Line 542 | Line 562 | public class ScheduledExecutorTest exten
562		final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
563		final CountDownLatch threadStarted = new CountDownLatch(1);
564		final CountDownLatch done = new CountDownLatch(1);
565	<	try {
565	>	try (PoolCleaner cleaner = cleaner(p)) {
566		assertFalse(p.isTerminating());
567		p.execute(new CheckedRunnable() {
568		public void realRun() throws InterruptedException {
569		assertFalse(p.isTerminating());
570		threadStarted.countDown();
571	<	done.await();
571	>	await(done);
572		}});
573	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
573	>	await(threadStarted);
574		assertFalse(p.isTerminating());
575		done.countDown();
556	–	} finally {
576		try { p.shutdown(); } catch (SecurityException ok) { return; }
577	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
578	+	assertTrue(p.isTerminated());
579	+	assertFalse(p.isTerminating());
580		}
559	–	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
560	–	assertTrue(p.isTerminated());
561	–	assertFalse(p.isTerminating());
581		}
582
583		/**
584		* getQueue returns the work queue, which contains queued tasks
585		*/
586		public void testGetQueue() throws InterruptedException {
568	–	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
569	–	final CountDownLatch threadStarted = new CountDownLatch(1);
587		final CountDownLatch done = new CountDownLatch(1);
588	<	try {
588	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
589	>	try (PoolCleaner cleaner = cleaner(p, done)) {
590	>	final CountDownLatch threadStarted = new CountDownLatch(1);
591		ScheduledFuture[] tasks = new ScheduledFuture[5];
592		for (int i = 0; i < tasks.length; i++) {
593		Runnable r = new CheckedRunnable() {
594		public void realRun() throws InterruptedException {
595		threadStarted.countDown();
596	<	done.await();
596	>	await(done);
597		}};
598		tasks[i] = p.schedule(r, 1, MILLISECONDS);
599		}
600	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
600	>	await(threadStarted);
601		BlockingQueue<Runnable> q = p.getQueue();
602		assertTrue(q.contains(tasks[tasks.length - 1]));
603		assertFalse(q.contains(tasks[0]));
585	–	} finally {
586	–	done.countDown();
587	–	joinPool(p);
604		}
605		}
606
#	Line 592 | Line 608 | public class ScheduledExecutorTest exten
608		* remove(task) removes queued task, and fails to remove active task
609		*/
610		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);
611		final CountDownLatch done = new CountDownLatch(1);
612	<	try {
612	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
613	>	try (PoolCleaner cleaner = cleaner(p, done)) {
614	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
615	>	final CountDownLatch threadStarted = new CountDownLatch(1);
616		for (int i = 0; i < tasks.length; i++) {
617		Runnable r = new CheckedRunnable() {
618		public void realRun() throws InterruptedException {
619		threadStarted.countDown();
620	<	done.await();
620	>	await(done);
621		}};
622		tasks[i] = p.schedule(r, 1, MILLISECONDS);
623		}
624	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
624	>	await(threadStarted);
625		BlockingQueue<Runnable> q = p.getQueue();
626		assertFalse(p.remove((Runnable)tasks[0]));
627		assertTrue(q.contains((Runnable)tasks[4]));
#	Line 616 | Line 632 | public class ScheduledExecutorTest exten
632		assertTrue(q.contains((Runnable)tasks[3]));
633		assertTrue(p.remove((Runnable)tasks[3]));
634		assertFalse(q.contains((Runnable)tasks[3]));
619	–	} finally {
620	–	done.countDown();
621	–	joinPool(p);
635		}
636		}
637
#	Line 626 | Line 639 | public class ScheduledExecutorTest exten
639		* purge eventually removes cancelled tasks from the queue
640		*/
641		public void testPurge() throws InterruptedException {
642	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
643	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
644	<	for (int i = 0; i < tasks.length; i++)
645	<	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(),
646	<	LONG_DELAY_MS, MILLISECONDS);
647	<	try {
642	>	final ScheduledFuture[] tasks = new ScheduledFuture[5];
643	>	final Runnable releaser = new Runnable() { public void run() {
644	>	for (ScheduledFuture task : tasks)
645	>	if (task != null) task.cancel(true); }};
646	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
647	>	try (PoolCleaner cleaner = cleaner(p, releaser)) {
648	>	for (int i = 0; i < tasks.length; i++)
649	>	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(),
650	>	LONG_DELAY_MS, MILLISECONDS);
651		int max = tasks.length;
652		if (tasks[4].cancel(true)) --max;
653		if (tasks[3].cancel(true)) --max;
#	Line 643 | Line 659 | public class ScheduledExecutorTest exten
659		long count = p.getTaskCount();
660		if (count == max)
661		return;
662	<	} while (millisElapsedSince(startTime) < MEDIUM_DELAY_MS);
662	>	} while (millisElapsedSince(startTime) < LONG_DELAY_MS);
663		fail("Purge failed to remove cancelled tasks");
648	–	} finally {
649	–	for (ScheduledFuture task : tasks)
650	–	task.cancel(true);
651	–	joinPool(p);
664		}
665		}
666
#	Line 662 | Line 674 | public class ScheduledExecutorTest exten
674		final AtomicInteger ran = new AtomicInteger(0);
675		final ScheduledThreadPoolExecutor p =
676		new ScheduledThreadPoolExecutor(poolSize);
677	<	CountDownLatch threadsStarted = new CountDownLatch(poolSize);
677	>	final CountDownLatch threadsStarted = new CountDownLatch(poolSize);
678		Runnable waiter = new CheckedRunnable() { public void realRun() {
679		threadsStarted.countDown();
680		try {
#	Line 672 | Line 684 | public class ScheduledExecutorTest exten
684		}};
685		for (int i = 0; i < count; i++)
686		p.execute(waiter);
687	<	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
687	>	await(threadsStarted);
688		assertEquals(poolSize, p.getActiveCount());
689		assertEquals(0, p.getCompletedTaskCount());
690		final List<Runnable> queuedTasks;
#	Line 695 | Line 707 | public class ScheduledExecutorTest exten
707		* and those tasks are drained from the queue
708		*/
709		public void testShutdownNow_delayedTasks() throws InterruptedException {
710	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
710	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
711		List<ScheduledFuture> tasks = new ArrayList<>();
712		for (int i = 0; i < 3; i++) {
713		Runnable r = new NoOpRunnable();
#	Line 761 | Line 773 | public class ScheduledExecutorTest exten
773		Runnable task = new CheckedRunnable() { public void realRun()
774		throws InterruptedException {
775		poolBlocked.countDown();
776	<	assertTrue(unblock.await(LONG_DELAY_MS, MILLISECONDS));
776	>	await(unblock);
777		ran.getAndIncrement();
778		}};
779		List<Future<?>> blockers = new ArrayList<>();
#	Line 769 | Line 781 | public class ScheduledExecutorTest exten
781		List<Future<?>> delayeds = new ArrayList<>();
782		for (int i = 0; i < poolSize; i++)
783		blockers.add(p.submit(task));
784	<	assertTrue(poolBlocked.await(LONG_DELAY_MS, MILLISECONDS));
784	>	await(poolBlocked);
785
786		periodics.add(p.scheduleAtFixedRate(countDowner(periodicLatch1),
787		1, 1, MILLISECONDS));
#	Line 805 | Line 817 | public class ScheduledExecutorTest exten
817		}
818		}
819		if (effectivePeriodicPolicy) {
820	<	assertTrue(periodicLatch1.await(LONG_DELAY_MS, MILLISECONDS));
821	<	assertTrue(periodicLatch2.await(LONG_DELAY_MS, MILLISECONDS));
820	>	await(periodicLatch1);
821	>	await(periodicLatch2);
822		for (Future<?> periodic : periodics) {
823		assertTrue(periodic.cancel(false));
824		assertTrue(periodic.isCancelled());
825		assertTrue(periodic.isDone());
826		}
827		}
828	+	for (Future<?> blocker : blockers) assertNull(blocker.get());
829		assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
830		assertTrue(p.isTerminated());
831		assertEquals(2 + (effectiveDelayedPolicy ? 1 : 0), ran.get());
#	Line 822 | Line 835 | public class ScheduledExecutorTest exten
835		* completed submit of callable returns result
836		*/
837		public void testSubmitCallable() throws Exception {
838	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
839	<	try {
838	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
839	>	try (PoolCleaner cleaner = cleaner(e)) {
840		Future<String> future = e.submit(new StringTask());
841		String result = future.get();
842		assertSame(TEST_STRING, result);
830	–	} finally {
831	–	joinPool(e);
843		}
844		}
845
#	Line 836 | Line 847 | public class ScheduledExecutorTest exten
847		* completed submit of runnable returns successfully
848		*/
849		public void testSubmitRunnable() throws Exception {
850	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
851	<	try {
850	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
851	>	try (PoolCleaner cleaner = cleaner(e)) {
852		Future<?> future = e.submit(new NoOpRunnable());
853		future.get();
854		assertTrue(future.isDone());
844	–	} finally {
845	–	joinPool(e);
855		}
856		}
857
#	Line 850 | Line 859 | public class ScheduledExecutorTest exten
859		* completed submit of (runnable, result) returns result
860		*/
861		public void testSubmitRunnable2() throws Exception {
862	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
863	<	try {
862	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
863	>	try (PoolCleaner cleaner = cleaner(e)) {
864		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
865		String result = future.get();
866		assertSame(TEST_STRING, result);
858	–	} finally {
859	–	joinPool(e);
867		}
868		}
869
#	Line 864 | Line 871 | public class ScheduledExecutorTest exten
871		* invokeAny(null) throws NPE
872		*/
873		public void testInvokeAny1() throws Exception {
874	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
875	<	try {
876	<	e.invokeAny(null);
877	<	shouldThrow();
878	<	} catch (NullPointerException success) {
879	<	} finally {
873	<	joinPool(e);
874	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
875	>	try (PoolCleaner cleaner = cleaner(e)) {
876	>	try {
877	>	e.invokeAny(null);
878	>	shouldThrow();
879	>	} catch (NullPointerException success) {}
880		}
881		}
882
#	Line 878 | Line 884 | public class ScheduledExecutorTest exten
884		* invokeAny(empty collection) throws IAE
885		*/
886		public void testInvokeAny2() throws Exception {
887	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
888	<	try {
889	<	e.invokeAny(new ArrayList<Callable<String>>());
890	<	shouldThrow();
891	<	} catch (IllegalArgumentException success) {
892	<	} finally {
887	<	joinPool(e);
887	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
888	>	try (PoolCleaner cleaner = cleaner(e)) {
889	>	try {
890	>	e.invokeAny(new ArrayList<Callable<String>>());
891	>	shouldThrow();
892	>	} catch (IllegalArgumentException success) {}
893		}
894		}
895
#	Line 893 | Line 898 | public class ScheduledExecutorTest exten
898		*/
899		public void testInvokeAny3() throws Exception {
900		CountDownLatch latch = new CountDownLatch(1);
901	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
902	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
903	<	l.add(latchAwaitingStringTask(latch));
904	<	l.add(null);
905	<	try {
906	<	e.invokeAny(l);
907	<	shouldThrow();
908	<	} catch (NullPointerException success) {
909	<	} finally {
901	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
902	>	try (PoolCleaner cleaner = cleaner(e)) {
903	>	List<Callable<String>> l = new ArrayList<>();
904	>	l.add(latchAwaitingStringTask(latch));
905	>	l.add(null);
906	>	try {
907	>	e.invokeAny(l);
908	>	shouldThrow();
909	>	} catch (NullPointerException success) {}
910		latch.countDown();
906	–	joinPool(e);
911		}
912		}
913
#	Line 911 | Line 915 | public class ScheduledExecutorTest exten
915		* invokeAny(c) throws ExecutionException if no task completes
916		*/
917		public void testInvokeAny4() throws Exception {
918	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
919	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
920	<	l.add(new NPETask());
921	<	try {
922	<	e.invokeAny(l);
923	<	shouldThrow();
924	<	} catch (ExecutionException success) {
925	<	assertTrue(success.getCause() instanceof NullPointerException);
926	<	} finally {
927	<	joinPool(e);
918	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
919	>	try (PoolCleaner cleaner = cleaner(e)) {
920	>	List<Callable<String>> l = new ArrayList<>();
921	>	l.add(new NPETask());
922	>	try {
923	>	e.invokeAny(l);
924	>	shouldThrow();
925	>	} catch (ExecutionException success) {
926	>	assertTrue(success.getCause() instanceof NullPointerException);
927	>	}
928		}
929		}
930
#	Line 928 | Line 932 | public class ScheduledExecutorTest exten
932		* invokeAny(c) returns result of some task
933		*/
934		public void testInvokeAny5() throws Exception {
935	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
936	<	try {
937	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
935	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
936	>	try (PoolCleaner cleaner = cleaner(e)) {
937	>	List<Callable<String>> l = new ArrayList<>();
938		l.add(new StringTask());
939		l.add(new StringTask());
940		String result = e.invokeAny(l);
941		assertSame(TEST_STRING, result);
938	–	} finally {
939	–	joinPool(e);
942		}
943		}
944
#	Line 944 | Line 946 | public class ScheduledExecutorTest exten
946		* invokeAll(null) throws NPE
947		*/
948		public void testInvokeAll1() throws Exception {
949	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
950	<	try {
951	<	e.invokeAll(null);
952	<	shouldThrow();
953	<	} catch (NullPointerException success) {
954	<	} finally {
953	<	joinPool(e);
949	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
950	>	try (PoolCleaner cleaner = cleaner(e)) {
951	>	try {
952	>	e.invokeAll(null);
953	>	shouldThrow();
954	>	} catch (NullPointerException success) {}
955		}
956		}
957
#	Line 958 | Line 959 | public class ScheduledExecutorTest exten
959		* invokeAll(empty collection) returns empty collection
960		*/
961		public void testInvokeAll2() throws Exception {
962	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
963	<	try {
962	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
963	>	try (PoolCleaner cleaner = cleaner(e)) {
964		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
965		assertTrue(r.isEmpty());
965	–	} finally {
966	–	joinPool(e);
966		}
967		}
968
#	Line 971 | Line 970 | public class ScheduledExecutorTest exten
970		* invokeAll(c) throws NPE if c has null elements
971		*/
972		public void testInvokeAll3() throws Exception {
973	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
974	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
975	<	l.add(new StringTask());
976	<	l.add(null);
977	<	try {
978	<	e.invokeAll(l);
979	<	shouldThrow();
980	<	} catch (NullPointerException success) {
981	<	} finally {
983	<	joinPool(e);
973	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
974	>	try (PoolCleaner cleaner = cleaner(e)) {
975	>	List<Callable<String>> l = new ArrayList<>();
976	>	l.add(new StringTask());
977	>	l.add(null);
978	>	try {
979	>	e.invokeAll(l);
980	>	shouldThrow();
981	>	} catch (NullPointerException success) {}
982		}
983		}
984
#	Line 988 | Line 986 | public class ScheduledExecutorTest exten
986		* get of invokeAll(c) throws exception on failed task
987		*/
988		public void testInvokeAll4() throws Exception {
989	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
990	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
991	<	l.add(new NPETask());
992	<	List<Future<String>> futures = e.invokeAll(l);
993	<	assertEquals(1, futures.size());
994	<	try {
995	<	futures.get(0).get();
996	<	shouldThrow();
997	<	} catch (ExecutionException success) {
998	<	assertTrue(success.getCause() instanceof NullPointerException);
999	<	} finally {
1000	<	joinPool(e);
989	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
990	>	try (PoolCleaner cleaner = cleaner(e)) {
991	>	List<Callable<String>> l = new ArrayList<>();
992	>	l.add(new NPETask());
993	>	List<Future<String>> futures = e.invokeAll(l);
994	>	assertEquals(1, futures.size());
995	>	try {
996	>	futures.get(0).get();
997	>	shouldThrow();
998	>	} catch (ExecutionException success) {
999	>	assertTrue(success.getCause() instanceof NullPointerException);
1000	>	}
1001		}
1002		}
1003
#	Line 1007 | Line 1005 | public class ScheduledExecutorTest exten
1005		* invokeAll(c) returns results of all completed tasks
1006		*/
1007		public void testInvokeAll5() throws Exception {
1008	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1009	<	try {
1010	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1008	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1009	>	try (PoolCleaner cleaner = cleaner(e)) {
1010	>	List<Callable<String>> l = new ArrayList<>();
1011		l.add(new StringTask());
1012		l.add(new StringTask());
1013		List<Future<String>> futures = e.invokeAll(l);
1014		assertEquals(2, futures.size());
1015		for (Future<String> future : futures)
1016		assertSame(TEST_STRING, future.get());
1019	–	} finally {
1020	–	joinPool(e);
1017		}
1018		}
1019
#	Line 1025 | Line 1021 | public class ScheduledExecutorTest exten
1021		* timed invokeAny(null) throws NPE
1022		*/
1023		public void testTimedInvokeAny1() throws Exception {
1024	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1025	<	try {
1026	<	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1027	<	shouldThrow();
1028	<	} catch (NullPointerException success) {
1029	<	} finally {
1034	<	joinPool(e);
1024	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1025	>	try (PoolCleaner cleaner = cleaner(e)) {
1026	>	try {
1027	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1028	>	shouldThrow();
1029	>	} catch (NullPointerException success) {}
1030		}
1031		}
1032
#	Line 1039 | Line 1034 | public class ScheduledExecutorTest exten
1034		* timed invokeAny(,,null) throws NPE
1035		*/
1036		public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1037	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1038	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1039	<	l.add(new StringTask());
1040	<	try {
1041	<	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1042	<	shouldThrow();
1043	<	} catch (NullPointerException success) {
1044	<	} finally {
1050	<	joinPool(e);
1037	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1038	>	try (PoolCleaner cleaner = cleaner(e)) {
1039	>	List<Callable<String>> l = new ArrayList<>();
1040	>	l.add(new StringTask());
1041	>	try {
1042	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1043	>	shouldThrow();
1044	>	} catch (NullPointerException success) {}
1045		}
1046		}
1047
#	Line 1055 | Line 1049 | public class ScheduledExecutorTest exten
1049		* timed invokeAny(empty collection) throws IAE
1050		*/
1051		public void testTimedInvokeAny2() throws Exception {
1052	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1053	<	try {
1054	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1055	<	shouldThrow();
1056	<	} catch (IllegalArgumentException success) {
1057	<	} finally {
1064	<	joinPool(e);
1052	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1053	>	try (PoolCleaner cleaner = cleaner(e)) {
1054	>	try {
1055	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1056	>	shouldThrow();
1057	>	} catch (IllegalArgumentException success) {}
1058		}
1059		}
1060
#	Line 1070 | Line 1063 | public class ScheduledExecutorTest exten
1063		*/
1064		public void testTimedInvokeAny3() throws Exception {
1065		CountDownLatch latch = new CountDownLatch(1);
1066	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1067	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1068	<	l.add(latchAwaitingStringTask(latch));
1069	<	l.add(null);
1070	<	try {
1071	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1072	<	shouldThrow();
1073	<	} catch (NullPointerException success) {
1074	<	} finally {
1066	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1067	>	try (PoolCleaner cleaner = cleaner(e)) {
1068	>	List<Callable<String>> l = new ArrayList<>();
1069	>	l.add(latchAwaitingStringTask(latch));
1070	>	l.add(null);
1071	>	try {
1072	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1073	>	shouldThrow();
1074	>	} catch (NullPointerException success) {}
1075		latch.countDown();
1083	–	joinPool(e);
1076		}
1077		}
1078
#	Line 1088 | Line 1080 | public class ScheduledExecutorTest exten
1080		* timed invokeAny(c) throws ExecutionException if no task completes
1081		*/
1082		public void testTimedInvokeAny4() throws Exception {
1083	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1084	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1085	<	l.add(new NPETask());
1086	<	try {
1087	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1088	<	shouldThrow();
1089	<	} catch (ExecutionException success) {
1090	<	assertTrue(success.getCause() instanceof NullPointerException);
1091	<	} finally {
1092	<	joinPool(e);
1083	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1084	>	try (PoolCleaner cleaner = cleaner(e)) {
1085	>	long startTime = System.nanoTime();
1086	>	List<Callable<String>> l = new ArrayList<>();
1087	>	l.add(new NPETask());
1088	>	try {
1089	>	e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
1090	>	shouldThrow();
1091	>	} catch (ExecutionException success) {
1092	>	assertTrue(success.getCause() instanceof NullPointerException);
1093	>	}
1094	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1095		}
1096		}
1097
#	Line 1105 | Line 1099 | public class ScheduledExecutorTest exten
1099		* timed invokeAny(c) returns result of some task
1100		*/
1101		public void testTimedInvokeAny5() throws Exception {
1102	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1103	<	try {
1104	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1102	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1103	>	try (PoolCleaner cleaner = cleaner(e)) {
1104	>	long startTime = System.nanoTime();
1105	>	List<Callable<String>> l = new ArrayList<>();
1106		l.add(new StringTask());
1107		l.add(new StringTask());
1108	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1108	>	String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
1109		assertSame(TEST_STRING, result);
1110	<	} finally {
1116	<	joinPool(e);
1110	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1111		}
1112		}
1113
#	Line 1121 | Line 1115 | public class ScheduledExecutorTest exten
1115		* timed invokeAll(null) throws NPE
1116		*/
1117		public void testTimedInvokeAll1() throws Exception {
1118	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1119	<	try {
1120	<	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1121	<	shouldThrow();
1122	<	} catch (NullPointerException success) {
1123	<	} finally {
1130	<	joinPool(e);
1118	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1119	>	try (PoolCleaner cleaner = cleaner(e)) {
1120	>	try {
1121	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1122	>	shouldThrow();
1123	>	} catch (NullPointerException success) {}
1124		}
1125		}
1126
#	Line 1135 | Line 1128 | public class ScheduledExecutorTest exten
1128		* timed invokeAll(,,null) throws NPE
1129		*/
1130		public void testTimedInvokeAllNullTimeUnit() throws Exception {
1131	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1132	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1133	<	l.add(new StringTask());
1134	<	try {
1135	<	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1136	<	shouldThrow();
1137	<	} catch (NullPointerException success) {
1138	<	} finally {
1146	<	joinPool(e);
1131	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1132	>	try (PoolCleaner cleaner = cleaner(e)) {
1133	>	List<Callable<String>> l = new ArrayList<>();
1134	>	l.add(new StringTask());
1135	>	try {
1136	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1137	>	shouldThrow();
1138	>	} catch (NullPointerException success) {}
1139		}
1140		}
1141
#	Line 1151 | Line 1143 | public class ScheduledExecutorTest exten
1143		* timed invokeAll(empty collection) returns empty collection
1144		*/
1145		public void testTimedInvokeAll2() throws Exception {
1146	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1147	<	try {
1148	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1146	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1147	>	try (PoolCleaner cleaner = cleaner(e)) {
1148	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(),
1149	>	MEDIUM_DELAY_MS, MILLISECONDS);
1150		assertTrue(r.isEmpty());
1158	–	} finally {
1159	–	joinPool(e);
1151		}
1152		}
1153
#	Line 1164 | Line 1155 | public class ScheduledExecutorTest exten
1155		* timed invokeAll(c) throws NPE if c has null elements
1156		*/
1157		public void testTimedInvokeAll3() throws Exception {
1158	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1159	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1160	<	l.add(new StringTask());
1161	<	l.add(null);
1162	<	try {
1163	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1164	<	shouldThrow();
1165	<	} catch (NullPointerException success) {
1166	<	} finally {
1176	<	joinPool(e);
1158	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1159	>	try (PoolCleaner cleaner = cleaner(e)) {
1160	>	List<Callable<String>> l = new ArrayList<>();
1161	>	l.add(new StringTask());
1162	>	l.add(null);
1163	>	try {
1164	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1165	>	shouldThrow();
1166	>	} catch (NullPointerException success) {}
1167		}
1168		}
1169
#	Line 1181 | Line 1171 | public class ScheduledExecutorTest exten
1171		* get of element of invokeAll(c) throws exception on failed task
1172		*/
1173		public void testTimedInvokeAll4() throws Exception {
1174	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1175	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1176	<	l.add(new NPETask());
1177	<	List<Future<String>> futures =
1178	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1179	<	assertEquals(1, futures.size());
1180	<	try {
1181	<	futures.get(0).get();
1182	<	shouldThrow();
1183	<	} catch (ExecutionException success) {
1184	<	assertTrue(success.getCause() instanceof NullPointerException);
1185	<	} finally {
1186	<	joinPool(e);
1174	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1175	>	try (PoolCleaner cleaner = cleaner(e)) {
1176	>	List<Callable<String>> l = new ArrayList<>();
1177	>	l.add(new NPETask());
1178	>	List<Future<String>> futures =
1179	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1180	>	assertEquals(1, futures.size());
1181	>	try {
1182	>	futures.get(0).get();
1183	>	shouldThrow();
1184	>	} catch (ExecutionException success) {
1185	>	assertTrue(success.getCause() instanceof NullPointerException);
1186	>	}
1187		}
1188		}
1189
#	Line 1201 | Line 1191 | public class ScheduledExecutorTest exten
1191		* timed invokeAll(c) returns results of all completed tasks
1192		*/
1193		public void testTimedInvokeAll5() throws Exception {
1194	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1195	<	try {
1196	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1194	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1195	>	try (PoolCleaner cleaner = cleaner(e)) {
1196	>	List<Callable<String>> l = new ArrayList<>();
1197		l.add(new StringTask());
1198		l.add(new StringTask());
1199		List<Future<String>> futures =
#	Line 1211 | Line 1201 | public class ScheduledExecutorTest exten
1201		assertEquals(2, futures.size());
1202		for (Future<String> future : futures)
1203		assertSame(TEST_STRING, future.get());
1214	–	} finally {
1215	–	joinPool(e);
1204		}
1205		}
1206
#	Line 1220 | Line 1208 | public class ScheduledExecutorTest exten
1208		* timed invokeAll(c) cancels tasks not completed by timeout
1209		*/
1210		public void testTimedInvokeAll6() throws Exception {
1211	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1212	<	try {
1213	<	for (long timeout = timeoutMillis();;) {
1211	>	for (long timeout = timeoutMillis();;) {
1212	>	final CountDownLatch done = new CountDownLatch(1);
1213	>	final Callable<String> waiter = new CheckedCallable<String>() {
1214	>	public String realCall() {
1215	>	try { done.await(LONG_DELAY_MS, MILLISECONDS); }
1216	>	catch (InterruptedException ok) {}
1217	>	return "1"; }};
1218	>	final ExecutorService p = new ScheduledThreadPoolExecutor(2);
1219	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1220		List<Callable<String>> tasks = new ArrayList<>();
1221		tasks.add(new StringTask("0"));
1222	<	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1222	>	tasks.add(waiter);
1223		tasks.add(new StringTask("2"));
1224		long startTime = System.nanoTime();
1225		List<Future<String>> futures =
1226	<	e.invokeAll(tasks, timeout, MILLISECONDS);
1226	>	p.invokeAll(tasks, timeout, MILLISECONDS);
1227		assertEquals(tasks.size(), futures.size());
1228		assertTrue(millisElapsedSince(startTime) >= timeout);
1229		for (Future future : futures)
#	Line 1245 | Line 1239 | public class ScheduledExecutorTest exten
1239		fail("expected exactly one task to be cancelled");
1240		}
1241		}
1242	<	} finally {
1243	<	joinPool(e);
1242	>	}
1243	>	}
1244	>
1245	>	/**
1246	>	* A fixed delay task with overflowing period should not prevent a
1247	>	* one-shot task from executing.
1248	>	* https://bugs.openjdk.java.net/browse/JDK-8051859
1249	>	*/
1250	>	public void testScheduleWithFixedDelay_overflow() throws Exception {
1251	>	final CountDownLatch delayedDone = new CountDownLatch(1);
1252	>	final CountDownLatch immediateDone = new CountDownLatch(1);
1253	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
1254	>	try (PoolCleaner cleaner = cleaner(p)) {
1255	>	final Runnable immediate = new Runnable() { public void run() {
1256	>	immediateDone.countDown();
1257	>	}};
1258	>	final Runnable delayed = new Runnable() { public void run() {
1259	>	delayedDone.countDown();
1260	>	p.submit(immediate);
1261	>	}};
1262	>	p.scheduleWithFixedDelay(delayed, 0L, Long.MAX_VALUE, SECONDS);
1263	>	await(delayedDone);
1264	>	await(immediateDone);
1265		}
1266		}
1267

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