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Comparing jsr166/src/test/tck/ScheduledExecutorSubclassTest.java (file contents):
Revision 1.8 by jsr166, Sat Nov 21 17:38:05 2009 UTC vs.
Revision 1.39 by jsr166, Mon Sep 28 02:32:57 2015 UTC

#	Line 1 | Line 1
1		/*
2		* Written by Doug Lea with assistance from members of JCP JSR-166
3		* Expert Group and released to the public domain, as explained at
4	<	* http://creativecommons.org/licenses/publicdomain
4	>	* http://creativecommons.org/publicdomain/zero/1.0/
5		*/
6
7	–	import junit.framework.*;
8	–	import java.util.*;
9	–	import java.util.concurrent.*;
7		import static java.util.concurrent.TimeUnit.MILLISECONDS;
8	<	import java.util.concurrent.atomic.*;
8	>	import static java.util.concurrent.TimeUnit.SECONDS;
9	>
10	>	import java.util.ArrayList;
11	>	import java.util.HashSet;
12	>	import java.util.List;
13	>	import java.util.concurrent.BlockingQueue;
14	>	import java.util.concurrent.Callable;
15	>	import java.util.concurrent.CancellationException;
16	>	import java.util.concurrent.CountDownLatch;
17	>	import java.util.concurrent.Delayed;
18	>	import java.util.concurrent.ExecutionException;
19	>	import java.util.concurrent.Executors;
20	>	import java.util.concurrent.ExecutorService;
21	>	import java.util.concurrent.Future;
22	>	import java.util.concurrent.RejectedExecutionException;
23	>	import java.util.concurrent.RejectedExecutionHandler;
24	>	import java.util.concurrent.RunnableScheduledFuture;
25	>	import java.util.concurrent.ScheduledFuture;
26	>	import java.util.concurrent.ScheduledThreadPoolExecutor;
27	>	import java.util.concurrent.ThreadFactory;
28	>	import java.util.concurrent.ThreadPoolExecutor;
29	>	import java.util.concurrent.TimeoutException;
30	>	import java.util.concurrent.TimeUnit;
31	>	import java.util.concurrent.atomic.AtomicInteger;
32	>
33	>	import junit.framework.Test;
34	>	import junit.framework.TestSuite;
35
36		public class ScheduledExecutorSubclassTest extends JSR166TestCase {
37		public static void main(String[] args) {
38	<	junit.textui.TestRunner.run (suite());
38	>	main(suite(), args);
39		}
40		public static Test suite() {
41		return new TestSuite(ScheduledExecutorSubclassTest.class);
#	Line 36 | Line 59 | public class ScheduledExecutorSubclassTe
59		}
60		public boolean isCancelled() { return task.isCancelled(); }
61		public boolean isDone() { return task.isDone(); }
62	<	public V get() throws InterruptedException,  ExecutionException {
62	>	public V get() throws InterruptedException, ExecutionException {
63		V v = task.get();
64		assertTrue(ran);
65		return v;
66		}
67	<	public V get(long time, TimeUnit unit) throws InterruptedException,  ExecutionException, TimeoutException {
67	>	public V get(long time, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {
68		V v = task.get(time, unit);
69		assertTrue(ran);
70		return v;
71		}
72		}
73
51	–
74		public class CustomExecutor extends ScheduledThreadPoolExecutor {
75
76		protected <V> RunnableScheduledFuture<V> decorateTask(Runnable r, RunnableScheduledFuture<V> task) {
#	Line 58 | Line 80 | public class ScheduledExecutorSubclassTe
80		protected <V> RunnableScheduledFuture<V> decorateTask(Callable<V> c, RunnableScheduledFuture<V> task) {
81		return new CustomTask<V>(task);
82		}
83	<	CustomExecutor(int corePoolSize) { super(corePoolSize);}
83	>	CustomExecutor(int corePoolSize) { super(corePoolSize); }
84		CustomExecutor(int corePoolSize, RejectedExecutionHandler handler) {
85		super(corePoolSize, handler);
86		}
#	Line 73 | Line 95 | public class ScheduledExecutorSubclassTe
95
96		}
97
76	–
77	–
98		/**
99		* execute successfully executes a runnable
100		*/
101		public void testExecute() throws InterruptedException {
102	<	TrackedShortRunnable runnable =new TrackedShortRunnable();
103	<	CustomExecutor p1 = new CustomExecutor(1);
104	<	p1.execute(runnable);
105	<	assertFalse(runnable.done);
106	<	Thread.sleep(SHORT_DELAY_MS);
107	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
108	<	Thread.sleep(MEDIUM_DELAY_MS);
109	<	assertTrue(runnable.done);
110	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
111	<	joinPool(p1);
102	>	CustomExecutor p = new CustomExecutor(1);
103	>	final CountDownLatch done = new CountDownLatch(1);
104	>	final Runnable task = new CheckedRunnable() {
105	>	public void realRun() {
106	>	done.countDown();
107	>	}};
108	>	try {
109	>	p.execute(task);
110	>	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
111	>	} finally {
112	>	joinPool(p);
113	>	}
114		}
115
94	–
116		/**
117		* delayed schedule of callable successfully executes after delay
118		*/
119		public void testSchedule1() throws Exception {
120	<	TrackedCallable callable = new TrackedCallable();
121	<	CustomExecutor p1 = new CustomExecutor(1);
122	<	Future f = p1.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
123	<	assertFalse(callable.done);
124	<	Thread.sleep(MEDIUM_DELAY_MS);
125	<	assertTrue(callable.done);
126	<	assertEquals(Boolean.TRUE, f.get());
127	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
128	<	joinPool(p1);
120	>	CustomExecutor p = new CustomExecutor(1);
121	>	final long startTime = System.nanoTime();
122	>	final CountDownLatch done = new CountDownLatch(1);
123	>	try {
124	>	Callable task = new CheckedCallable<Boolean>() {
125	>	public Boolean realCall() {
126	>	done.countDown();
127	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
128	>	return Boolean.TRUE;
129	>	}};
130	>	Future f = p.schedule(task, timeoutMillis(), MILLISECONDS);
131	>	assertSame(Boolean.TRUE, f.get());
132	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
133	>	assertTrue(done.await(0L, MILLISECONDS));
134	>	} finally {
135	>	joinPool(p);
136	>	}
137		}
138
139		/**
140	<	*  delayed schedule of runnable successfully executes after delay
141	<	*/
142	<	public void testSchedule3() throws InterruptedException {
143	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
144	<	CustomExecutor p1 = new CustomExecutor(1);
145	<	p1.schedule(runnable, SMALL_DELAY_MS, MILLISECONDS);
146	<	Thread.sleep(SHORT_DELAY_MS);
147	<	assertFalse(runnable.done);
148	<	Thread.sleep(MEDIUM_DELAY_MS);
149	<	assertTrue(runnable.done);
150	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
151	<	joinPool(p1);
140	>	* delayed schedule of runnable successfully executes after delay
141	>	*/
142	>	public void testSchedule3() throws Exception {
143	>	CustomExecutor p = new CustomExecutor(1);
144	>	final long startTime = System.nanoTime();
145	>	final CountDownLatch done = new CountDownLatch(1);
146	>	try {
147	>	Runnable task = new CheckedRunnable() {
148	>	public void realRun() {
149	>	done.countDown();
150	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
151	>	}};
152	>	Future f = p.schedule(task, timeoutMillis(), MILLISECONDS);
153	>	await(done);
154	>	assertNull(f.get(LONG_DELAY_MS, MILLISECONDS));
155	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
156	>	} finally {
157	>	joinPool(p);
158	>	}
159		}
160
161		/**
162		* scheduleAtFixedRate executes runnable after given initial delay
163		*/
164		public void testSchedule4() throws InterruptedException {
165	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
166	<	CustomExecutor p1 = new CustomExecutor(1);
167	<	ScheduledFuture h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, MILLISECONDS);
168	<	assertFalse(runnable.done);
169	<	Thread.sleep(MEDIUM_DELAY_MS);
170	<	assertTrue(runnable.done);
171	<	h.cancel(true);
172	<	joinPool(p1);
173	<	}
174	<
175	<	static class RunnableCounter implements Runnable {
176	<	AtomicInteger count = new AtomicInteger(0);
177	<	public void run() { count.getAndIncrement(); }
165	>	CustomExecutor p = new CustomExecutor(1);
166	>	final long startTime = System.nanoTime();
167	>	final CountDownLatch done = new CountDownLatch(1);
168	>	try {
169	>	Runnable task = new CheckedRunnable() {
170	>	public void realRun() {
171	>	done.countDown();
172	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
173	>	}};
174	>	ScheduledFuture f =
175	>	p.scheduleAtFixedRate(task, timeoutMillis(),
176	>	LONG_DELAY_MS, MILLISECONDS);
177	>	await(done);
178	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
179	>	f.cancel(true);
180	>	} finally {
181	>	joinPool(p);
182	>	}
183		}
184
185		/**
186		* scheduleWithFixedDelay executes runnable after given initial delay
187		*/
188		public void testSchedule5() throws InterruptedException {
189	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
190	<	CustomExecutor p1 = new CustomExecutor(1);
191	<	ScheduledFuture h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, MILLISECONDS);
192	<	assertFalse(runnable.done);
193	<	Thread.sleep(MEDIUM_DELAY_MS);
194	<	assertTrue(runnable.done);
195	<	h.cancel(true);
196	<	joinPool(p1);
189	>	CustomExecutor p = new CustomExecutor(1);
190	>	final long startTime = System.nanoTime();
191	>	final CountDownLatch done = new CountDownLatch(1);
192	>	try {
193	>	Runnable task = new CheckedRunnable() {
194	>	public void realRun() {
195	>	done.countDown();
196	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
197	>	}};
198	>	ScheduledFuture f =
199	>	p.scheduleWithFixedDelay(task, timeoutMillis(),
200	>	LONG_DELAY_MS, MILLISECONDS);
201	>	await(done);
202	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
203	>	f.cancel(true);
204	>	} finally {
205	>	joinPool(p);
206	>	}
207	>	}
208	>
209	>	static class RunnableCounter implements Runnable {
210	>	AtomicInteger count = new AtomicInteger(0);
211	>	public void run() { count.getAndIncrement(); }
212		}
213
214		/**
215		* scheduleAtFixedRate executes series of tasks at given rate
216		*/
217		public void testFixedRateSequence() throws InterruptedException {
218	<	CustomExecutor p1 = new CustomExecutor(1);
219	<	RunnableCounter counter = new RunnableCounter();
220	<	ScheduledFuture h =
221	<	p1.scheduleAtFixedRate(counter, 0, 1, MILLISECONDS);
222	<	Thread.sleep(SMALL_DELAY_MS);
223	<	h.cancel(true);
224	<	int c = counter.count.get();
225	<	// By time scaling conventions, we must have at least
226	<	// an execution per SHORT delay, but no more than one SHORT more
227	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
228	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
229	<	joinPool(p1);
218	>	CustomExecutor p = new CustomExecutor(1);
219	>	try {
220	>	for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
221	>	long startTime = System.nanoTime();
222	>	int cycles = 10;
223	>	final CountDownLatch done = new CountDownLatch(cycles);
224	>	Runnable task = new CheckedRunnable() {
225	>	public void realRun() { done.countDown(); }};
226	>	ScheduledFuture h =
227	>	p.scheduleAtFixedRate(task, 0, delay, MILLISECONDS);
228	>	done.await();
229	>	h.cancel(true);
230	>	double normalizedTime =
231	>	(double) millisElapsedSince(startTime) / delay;
232	>	if (normalizedTime >= cycles - 1 &&
233	>	normalizedTime <= cycles)
234	>	return;
235	>	}
236	>	throw new AssertionError("unexpected execution rate");
237	>	} finally {
238	>	joinPool(p);
239	>	}
240		}
241
242		/**
243		* scheduleWithFixedDelay executes series of tasks with given period
244		*/
245		public void testFixedDelaySequence() throws InterruptedException {
246	<	CustomExecutor p1 = new CustomExecutor(1);
247	<	RunnableCounter counter = new RunnableCounter();
248	<	ScheduledFuture h =
249	<	p1.scheduleWithFixedDelay(counter, 0, 1, MILLISECONDS);
250	<	Thread.sleep(SMALL_DELAY_MS);
251	<	h.cancel(true);
252	<	int c = counter.count.get();
253	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
254	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
255	<	joinPool(p1);
246	>	CustomExecutor p = new CustomExecutor(1);
247	>	try {
248	>	for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
249	>	long startTime = System.nanoTime();
250	>	int cycles = 10;
251	>	final CountDownLatch done = new CountDownLatch(cycles);
252	>	Runnable task = new CheckedRunnable() {
253	>	public void realRun() { done.countDown(); }};
254	>	ScheduledFuture h =
255	>	p.scheduleWithFixedDelay(task, 0, delay, MILLISECONDS);
256	>	done.await();
257	>	h.cancel(true);
258	>	double normalizedTime =
259	>	(double) millisElapsedSince(startTime) / delay;
260	>	if (normalizedTime >= cycles - 1 &&
261	>	normalizedTime <= cycles)
262	>	return;
263	>	}
264	>	throw new AssertionError("unexpected execution rate");
265	>	} finally {
266	>	joinPool(p);
267	>	}
268		}
269
192	–
270		/**
271	<	*  execute (null) throws NPE
271	>	* execute(null) throws NPE
272		*/
273		public void testExecuteNull() throws InterruptedException {
274		CustomExecutor se = new CustomExecutor(1);
#	Line 203 | Line 280 | public class ScheduledExecutorSubclassTe
280		}
281
282		/**
283	<	* schedule (null) throws NPE
283	>	* schedule(null) throws NPE
284		*/
285		public void testScheduleNull() throws InterruptedException {
286		CustomExecutor se = new CustomExecutor(1);
#	Line 251 | Line 328 | public class ScheduledExecutorSubclassTe
328		/**
329		* schedule callable throws RejectedExecutionException if shutdown
330		*/
331	<	public void testSchedule3_RejectedExecutionException() {
332	<	CustomExecutor se = new CustomExecutor(1);
333	<	try {
334	<	se.shutdown();
335	<	se.schedule(new NoOpCallable(),
336	<	MEDIUM_DELAY_MS, MILLISECONDS);
337	<	shouldThrow();
338	<	} catch (RejectedExecutionException success) {
339	<	} catch (SecurityException ok) {
340	<	}
341	<	joinPool(se);
331	>	public void testSchedule3_RejectedExecutionException() {
332	>	CustomExecutor se = new CustomExecutor(1);
333	>	try {
334	>	se.shutdown();
335	>	se.schedule(new NoOpCallable(),
336	>	MEDIUM_DELAY_MS, MILLISECONDS);
337	>	shouldThrow();
338	>	} catch (RejectedExecutionException success) {
339	>	} catch (SecurityException ok) {
340	>	}
341	>	joinPool(se);
342		}
343
344		/**
345	<	*  scheduleAtFixedRate throws RejectedExecutionException if shutdown
345	>	* scheduleAtFixedRate throws RejectedExecutionException if shutdown
346		*/
347		public void testScheduleAtFixedRate1_RejectedExecutionException() {
348		CustomExecutor se = new CustomExecutor(1);
#	Line 297 | Line 374 | public class ScheduledExecutorSubclassTe
374		}
375
376		/**
377	<	*  getActiveCount increases but doesn't overestimate, when a
378	<	*  thread becomes active
377	>	* getActiveCount increases but doesn't overestimate, when a
378	>	* thread becomes active
379		*/
380		public void testGetActiveCount() throws InterruptedException {
381	<	CustomExecutor p2 = new CustomExecutor(2);
382	<	assertEquals(0, p2.getActiveCount());
383	<	p2.execute(new SmallRunnable());
384	<	Thread.sleep(SHORT_DELAY_MS);
385	<	assertEquals(1, p2.getActiveCount());
386	<	joinPool(p2);
381	>	final ThreadPoolExecutor p = new CustomExecutor(2);
382	>	final CountDownLatch threadStarted = new CountDownLatch(1);
383	>	final CountDownLatch done = new CountDownLatch(1);
384	>	try {
385	>	assertEquals(0, p.getActiveCount());
386	>	p.execute(new CheckedRunnable() {
387	>	public void realRun() throws InterruptedException {
388	>	threadStarted.countDown();
389	>	assertEquals(1, p.getActiveCount());
390	>	done.await();
391	>	}});
392	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
393	>	assertEquals(1, p.getActiveCount());
394	>	} finally {
395	>	done.countDown();
396	>	joinPool(p);
397	>	}
398		}
399
400		/**
401	<	*    getCompletedTaskCount increases, but doesn't overestimate,
402	<	*   when tasks complete
401	>	* getCompletedTaskCount increases, but doesn't overestimate,
402	>	* when tasks complete
403		*/
404	<	public void testGetCompletedTaskCount()throws InterruptedException  {
405	<	CustomExecutor p2 = new CustomExecutor(2);
406	<	assertEquals(0, p2.getCompletedTaskCount());
407	<	p2.execute(new SmallRunnable());
408	<	Thread.sleep(MEDIUM_DELAY_MS);
409	<	assertEquals(1, p2.getCompletedTaskCount());
410	<	joinPool(p2);
404	>	public void testGetCompletedTaskCount() throws InterruptedException {
405	>	final ThreadPoolExecutor p = new CustomExecutor(2);
406	>	final CountDownLatch threadStarted = new CountDownLatch(1);
407	>	final CountDownLatch threadProceed = new CountDownLatch(1);
408	>	final CountDownLatch threadDone = new CountDownLatch(1);
409	>	try {
410	>	assertEquals(0, p.getCompletedTaskCount());
411	>	p.execute(new CheckedRunnable() {
412	>	public void realRun() throws InterruptedException {
413	>	threadStarted.countDown();
414	>	assertEquals(0, p.getCompletedTaskCount());
415	>	threadProceed.await();
416	>	threadDone.countDown();
417	>	}});
418	>	await(threadStarted);
419	>	assertEquals(0, p.getCompletedTaskCount());
420	>	threadProceed.countDown();
421	>	threadDone.await();
422	>	long startTime = System.nanoTime();
423	>	while (p.getCompletedTaskCount() != 1) {
424	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
425	>	fail("timed out");
426	>	Thread.yield();
427	>	}
428	>	} finally {
429	>	joinPool(p);
430	>	}
431		}
432
433		/**
434	<	*  getCorePoolSize returns size given in constructor if not otherwise set
434	>	* getCorePoolSize returns size given in constructor if not otherwise set
435		*/
436		public void testGetCorePoolSize() {
437	<	CustomExecutor p1 = new CustomExecutor(1);
438	<	assertEquals(1, p1.getCorePoolSize());
439	<	joinPool(p1);
437	>	CustomExecutor p = new CustomExecutor(1);
438	>	assertEquals(1, p.getCorePoolSize());
439	>	joinPool(p);
440		}
441
442		/**
443	<	*    getLargestPoolSize increases, but doesn't overestimate, when
444	<	*   multiple threads active
443	>	* getLargestPoolSize increases, but doesn't overestimate, when
444	>	* multiple threads active
445		*/
446		public void testGetLargestPoolSize() throws InterruptedException {
447	<	CustomExecutor p2 = new CustomExecutor(2);
448	<	assertEquals(0, p2.getLargestPoolSize());
449	<	p2.execute(new SmallRunnable());
450	<	p2.execute(new SmallRunnable());
451	<	Thread.sleep(SHORT_DELAY_MS);
452	<	assertEquals(2, p2.getLargestPoolSize());
453	<	joinPool(p2);
447	>	final int THREADS = 3;
448	>	final ThreadPoolExecutor p = new CustomExecutor(THREADS);
449	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
450	>	final CountDownLatch done = new CountDownLatch(1);
451	>	try {
452	>	assertEquals(0, p.getLargestPoolSize());
453	>	for (int i = 0; i < THREADS; i++)
454	>	p.execute(new CheckedRunnable() {
455	>	public void realRun() throws InterruptedException {
456	>	threadsStarted.countDown();
457	>	done.await();
458	>	assertEquals(THREADS, p.getLargestPoolSize());
459	>	}});
460	>	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
461	>	assertEquals(THREADS, p.getLargestPoolSize());
462	>	} finally {
463	>	done.countDown();
464	>	joinPool(p);
465	>	assertEquals(THREADS, p.getLargestPoolSize());
466	>	}
467		}
468
469		/**
470	<	*   getPoolSize increases, but doesn't overestimate, when threads
471	<	*   become active
470	>	* getPoolSize increases, but doesn't overestimate, when threads
471	>	* become active
472		*/
473	<	public void testGetPoolSize() {
474	<	CustomExecutor p1 = new CustomExecutor(1);
475	<	assertEquals(0, p1.getPoolSize());
476	<	p1.execute(new SmallRunnable());
477	<	assertEquals(1, p1.getPoolSize());
478	<	joinPool(p1);
473	>	public void testGetPoolSize() throws InterruptedException {
474	>	final ThreadPoolExecutor p = new CustomExecutor(1);
475	>	final CountDownLatch threadStarted = new CountDownLatch(1);
476	>	final CountDownLatch done = new CountDownLatch(1);
477	>	try {
478	>	assertEquals(0, p.getPoolSize());
479	>	p.execute(new CheckedRunnable() {
480	>	public void realRun() throws InterruptedException {
481	>	threadStarted.countDown();
482	>	assertEquals(1, p.getPoolSize());
483	>	done.await();
484	>	}});
485	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
486	>	assertEquals(1, p.getPoolSize());
487	>	} finally {
488	>	done.countDown();
489	>	joinPool(p);
490	>	}
491		}
492
493		/**
494	<	*    getTaskCount increases, but doesn't overestimate, when tasks
495	<	*    submitted
494	>	* getTaskCount increases, but doesn't overestimate, when tasks
495	>	* submitted
496		*/
497		public void testGetTaskCount() throws InterruptedException {
498	<	CustomExecutor p1 = new CustomExecutor(1);
499	<	assertEquals(0, p1.getTaskCount());
500	<	for (int i = 0; i < 5; i++)
501	<	p1.execute(new SmallRunnable());
502	<	Thread.sleep(SHORT_DELAY_MS);
503	<	assertEquals(5, p1.getTaskCount());
504	<	joinPool(p1);
498	>	final ThreadPoolExecutor p = new CustomExecutor(1);
499	>	final CountDownLatch threadStarted = new CountDownLatch(1);
500	>	final CountDownLatch done = new CountDownLatch(1);
501	>	final int TASKS = 5;
502	>	try {
503	>	assertEquals(0, p.getTaskCount());
504	>	for (int i = 0; i < TASKS; i++)
505	>	p.execute(new CheckedRunnable() {
506	>	public void realRun() throws InterruptedException {
507	>	threadStarted.countDown();
508	>	done.await();
509	>	}});
510	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
511	>	assertEquals(TASKS, p.getTaskCount());
512	>	} finally {
513	>	done.countDown();
514	>	joinPool(p);
515	>	}
516		}
517
518		/**
#	Line 407 | Line 551 | public class ScheduledExecutorSubclassTe
551		}
552
553		/**
554	<	*   is isShutDown is false before shutdown, true after
554	>	* isShutdown is false before shutdown, true after
555		*/
556		public void testIsShutdown() {
557	<	CustomExecutor p1 = new CustomExecutor(1);
557	>	CustomExecutor p = new CustomExecutor(1);
558		try {
559	<	assertFalse(p1.isShutdown());
559	>	assertFalse(p.isShutdown());
560		}
561		finally {
562	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
562	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
563		}
564	<	assertTrue(p1.isShutdown());
564	>	assertTrue(p.isShutdown());
565		}
566
423	–
567		/**
568	<	*  isTerminated is false before termination, true after
568	>	* isTerminated is false before termination, true after
569		*/
570		public void testIsTerminated() throws InterruptedException {
571	<	CustomExecutor p1 = new CustomExecutor(1);
571	>	final ThreadPoolExecutor p = new CustomExecutor(1);
572	>	final CountDownLatch threadStarted = new CountDownLatch(1);
573	>	final CountDownLatch done = new CountDownLatch(1);
574	>	assertFalse(p.isTerminated());
575		try {
576	<	p1.execute(new SmallRunnable());
576	>	p.execute(new CheckedRunnable() {
577	>	public void realRun() throws InterruptedException {
578	>	assertFalse(p.isTerminated());
579	>	threadStarted.countDown();
580	>	done.await();
581	>	}});
582	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
583	>	assertFalse(p.isTerminating());
584	>	done.countDown();
585		} finally {
586	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
586	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
587		}
588	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
589	<	assertTrue(p1.isTerminated());
588	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
589	>	assertTrue(p.isTerminated());
590		}
591
592		/**
593	<	*  isTerminating is not true when running or when terminated
593	>	* isTerminating is not true when running or when terminated
594		*/
595		public void testIsTerminating() throws InterruptedException {
596	<	CustomExecutor p1 = new CustomExecutor(1);
597	<	assertFalse(p1.isTerminating());
598	<	try {
599	<	p1.execute(new SmallRunnable());
600	<	assertFalse(p1.isTerminating());
601	<	} finally {
602	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
603	<	}
604	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
605	<	assertTrue(p1.isTerminated());
606	<	assertFalse(p1.isTerminating());
596	>	final ThreadPoolExecutor p = new CustomExecutor(1);
597	>	final CountDownLatch threadStarted = new CountDownLatch(1);
598	>	final CountDownLatch done = new CountDownLatch(1);
599	>	try {
600	>	assertFalse(p.isTerminating());
601	>	p.execute(new CheckedRunnable() {
602	>	public void realRun() throws InterruptedException {
603	>	assertFalse(p.isTerminating());
604	>	threadStarted.countDown();
605	>	done.await();
606	>	}});
607	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
608	>	assertFalse(p.isTerminating());
609	>	done.countDown();
610	>	} finally {
611	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
612	>	}
613	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
614	>	assertTrue(p.isTerminated());
615	>	assertFalse(p.isTerminating());
616		}
617
618		/**
619		* getQueue returns the work queue, which contains queued tasks
620		*/
621		public void testGetQueue() throws InterruptedException {
622	<	CustomExecutor p1 = new CustomExecutor(1);
623	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
624	<	for (int i = 0; i < 5; i++) {
625	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS);
626	<	}
627	<	try {
628	<	Thread.sleep(SHORT_DELAY_MS);
629	<	BlockingQueue<Runnable> q = p1.getQueue();
630	<	assertTrue(q.contains(tasks[4]));
622	>	ScheduledThreadPoolExecutor p = new CustomExecutor(1);
623	>	final CountDownLatch threadStarted = new CountDownLatch(1);
624	>	final CountDownLatch done = new CountDownLatch(1);
625	>	try {
626	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
627	>	for (int i = 0; i < tasks.length; i++) {
628	>	Runnable r = new CheckedRunnable() {
629	>	public void realRun() throws InterruptedException {
630	>	threadStarted.countDown();
631	>	done.await();
632	>	}};
633	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
634	>	}
635	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
636	>	BlockingQueue<Runnable> q = p.getQueue();
637	>	assertTrue(q.contains(tasks[tasks.length - 1]));
638		assertFalse(q.contains(tasks[0]));
639		} finally {
640	<	joinPool(p1);
640	>	done.countDown();
641	>	joinPool(p);
642		}
643		}
644
#	Line 475 | Line 646 | public class ScheduledExecutorSubclassTe
646		* remove(task) removes queued task, and fails to remove active task
647		*/
648		public void testRemove() throws InterruptedException {
649	<	CustomExecutor p1 = new CustomExecutor(1);
649	>	final ScheduledThreadPoolExecutor p = new CustomExecutor(1);
650		ScheduledFuture[] tasks = new ScheduledFuture[5];
651	<	for (int i = 0; i < 5; i++) {
652	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS);
482	<	}
651	>	final CountDownLatch threadStarted = new CountDownLatch(1);
652	>	final CountDownLatch done = new CountDownLatch(1);
653		try {
654	<	Thread.sleep(SHORT_DELAY_MS);
655	<	BlockingQueue<Runnable> q = p1.getQueue();
656	<	assertFalse(p1.remove((Runnable)tasks[0]));
654	>	for (int i = 0; i < tasks.length; i++) {
655	>	Runnable r = new CheckedRunnable() {
656	>	public void realRun() throws InterruptedException {
657	>	threadStarted.countDown();
658	>	done.await();
659	>	}};
660	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
661	>	}
662	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
663	>	BlockingQueue<Runnable> q = p.getQueue();
664	>	assertFalse(p.remove((Runnable)tasks[0]));
665		assertTrue(q.contains((Runnable)tasks[4]));
666		assertTrue(q.contains((Runnable)tasks[3]));
667	<	assertTrue(p1.remove((Runnable)tasks[4]));
668	<	assertFalse(p1.remove((Runnable)tasks[4]));
667	>	assertTrue(p.remove((Runnable)tasks[4]));
668	>	assertFalse(p.remove((Runnable)tasks[4]));
669		assertFalse(q.contains((Runnable)tasks[4]));
670		assertTrue(q.contains((Runnable)tasks[3]));
671	<	assertTrue(p1.remove((Runnable)tasks[3]));
671	>	assertTrue(p.remove((Runnable)tasks[3]));
672		assertFalse(q.contains((Runnable)tasks[3]));
673		} finally {
674	<	joinPool(p1);
674	>	done.countDown();
675	>	joinPool(p);
676		}
677		}
678
679		/**
680	<	*  purge removes cancelled tasks from the queue
680	>	* purge removes cancelled tasks from the queue
681		*/
682		public void testPurge() throws InterruptedException {
683	<	CustomExecutor p1 = new CustomExecutor(1);
683	>	CustomExecutor p = new CustomExecutor(1);
684		ScheduledFuture[] tasks = new ScheduledFuture[5];
685	<	for (int i = 0; i < 5; i++) {
686	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
687	<	}
685	>	for (int i = 0; i < tasks.length; i++)
686	>	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(),
687	>	LONG_DELAY_MS, MILLISECONDS);
688		try {
689	<	int max = 5;
689	>	int max = tasks.length;
690		if (tasks[4].cancel(true)) --max;
691		if (tasks[3].cancel(true)) --max;
692		// There must eventually be an interference-free point at
693		// which purge will not fail. (At worst, when queue is empty.)
694	<	int k;
695	<	for (k = 0; k < SMALL_DELAY_MS; ++k) {
696	<	p1.purge();
697	<	long count = p1.getTaskCount();
698	<	if (count >= 0 && count <= max)
699	<	break;
700	<	Thread.sleep(1);
701	<	}
523	<	assertTrue(k < SMALL_DELAY_MS);
694	>	long startTime = System.nanoTime();
695	>	do {
696	>	p.purge();
697	>	long count = p.getTaskCount();
698	>	if (count == max)
699	>	return;
700	>	} while (millisElapsedSince(startTime) < MEDIUM_DELAY_MS);
701	>	fail("Purge failed to remove cancelled tasks");
702		} finally {
703	<	joinPool(p1);
703	>	for (ScheduledFuture task : tasks)
704	>	task.cancel(true);
705	>	joinPool(p);
706		}
707		}
708
709		/**
710	<	*  shutDownNow returns a list containing tasks that were not run
710	>	* shutdownNow returns a list containing tasks that were not run,
711	>	* and those tasks are drained from the queue
712		*/
713	<	public void testShutDownNow() {
714	<	CustomExecutor p1 = new CustomExecutor(1);
715	<	for (int i = 0; i < 5; i++)
716	<	p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
717	<	List l;
713	>	public void testShutdownNow_delayedTasks() throws InterruptedException {
714	>	CustomExecutor p = new CustomExecutor(1);
715	>	List<ScheduledFuture> tasks = new ArrayList<>();
716	>	for (int i = 0; i < 3; i++) {
717	>	Runnable r = new NoOpRunnable();
718	>	tasks.add(p.schedule(r, 9, SECONDS));
719	>	tasks.add(p.scheduleAtFixedRate(r, 9, 9, SECONDS));
720	>	tasks.add(p.scheduleWithFixedDelay(r, 9, 9, SECONDS));
721	>	}
722	>	if (testImplementationDetails)
723	>	assertEquals(new HashSet(tasks), new HashSet(p.getQueue()));
724	>	final List<Runnable> queuedTasks;
725		try {
726	<	l = p1.shutdownNow();
726	>	queuedTasks = p.shutdownNow();
727		} catch (SecurityException ok) {
728	<	return;
728	>	return; // Allowed in case test doesn't have privs
729	>	}
730	>	assertTrue(p.isShutdown());
731	>	assertTrue(p.getQueue().isEmpty());
732	>	if (testImplementationDetails)
733	>	assertEquals(new HashSet(tasks), new HashSet(queuedTasks));
734	>	assertEquals(tasks.size(), queuedTasks.size());
735	>	for (ScheduledFuture task : tasks) {
736	>	assertFalse(((CustomTask)task).ran);
737	>	assertFalse(task.isDone());
738	>	assertFalse(task.isCancelled());
739		}
740	<	assertTrue(p1.isShutdown());
741	<	assertTrue(l.size() > 0 && l.size() <= 5);
544	<	joinPool(p1);
740	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
741	>	assertTrue(p.isTerminated());
742		}
743
744		/**
745		* In default setting, shutdown cancels periodic but not delayed
746		* tasks at shutdown
747		*/
748	<	public void testShutDown1() throws InterruptedException {
749	<	CustomExecutor p1 = new CustomExecutor(1);
750	<	assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
751	<	assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
748	>	public void testShutdown1() throws InterruptedException {
749	>	CustomExecutor p = new CustomExecutor(1);
750	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
751	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
752
753		ScheduledFuture[] tasks = new ScheduledFuture[5];
754	<	for (int i = 0; i < 5; i++)
755	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, MILLISECONDS);
756	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
757	<	BlockingQueue q = p1.getQueue();
758	<	for (Iterator it = q.iterator(); it.hasNext();) {
759	<	ScheduledFuture t = (ScheduledFuture)it.next();
760	<	assertFalse(t.isCancelled());
761	<	}
762	<	assertTrue(p1.isShutdown());
763	<	Thread.sleep(SMALL_DELAY_MS);
764	<	for (int i = 0; i < 5; ++i) {
765	<	assertTrue(tasks[i].isDone());
766	<	assertFalse(tasks[i].isCancelled());
754	>	for (int i = 0; i < tasks.length; i++)
755	>	tasks[i] = p.schedule(new NoOpRunnable(),
756	>	SHORT_DELAY_MS, MILLISECONDS);
757	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
758	>	BlockingQueue<Runnable> q = p.getQueue();
759	>	for (ScheduledFuture task : tasks) {
760	>	assertFalse(task.isDone());
761	>	assertFalse(task.isCancelled());
762	>	assertTrue(q.contains(task));
763	>	}
764	>	assertTrue(p.isShutdown());
765	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
766	>	assertTrue(p.isTerminated());
767	>	for (ScheduledFuture task : tasks) {
768	>	assertTrue(task.isDone());
769	>	assertFalse(task.isCancelled());
770		}
771		}
772
573	–
773		/**
774		* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
775		* delayed tasks are cancelled at shutdown
776		*/
777	<	public void testShutDown2() throws InterruptedException {
778	<	CustomExecutor p1 = new CustomExecutor(1);
779	<	p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
777	>	public void testShutdown2() throws InterruptedException {
778	>	CustomExecutor p = new CustomExecutor(1);
779	>	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
780	>	assertFalse(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
781	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
782		ScheduledFuture[] tasks = new ScheduledFuture[5];
783	<	for (int i = 0; i < 5; i++)
784	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, MILLISECONDS);
785	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
786	<	assertTrue(p1.isShutdown());
787	<	BlockingQueue q = p1.getQueue();
783	>	for (int i = 0; i < tasks.length; i++)
784	>	tasks[i] = p.schedule(new NoOpRunnable(),
785	>	SHORT_DELAY_MS, MILLISECONDS);
786	>	BlockingQueue q = p.getQueue();
787	>	assertEquals(tasks.length, q.size());
788	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
789	>	assertTrue(p.isShutdown());
790		assertTrue(q.isEmpty());
791	<	Thread.sleep(SMALL_DELAY_MS);
792	<	assertTrue(p1.isTerminated());
791	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
792	>	assertTrue(p.isTerminated());
793	>	for (ScheduledFuture task : tasks) {
794	>	assertTrue(task.isDone());
795	>	assertTrue(task.isCancelled());
796	>	}
797		}
798
592	–
799		/**
800		* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
801	<	* periodic tasks are not cancelled at shutdown
801	>	* periodic tasks are cancelled at shutdown
802		*/
803	<	public void testShutDown3() throws InterruptedException {
804	<	CustomExecutor p1 = new CustomExecutor(1);
805	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
803	>	public void testShutdown3() throws InterruptedException {
804	>	CustomExecutor p = new CustomExecutor(1);
805	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
806	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
807	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
808	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
809	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
810	>	long initialDelay = LONG_DELAY_MS;
811		ScheduledFuture task =
812	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, MILLISECONDS);
813	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
814	<	assertTrue(p1.isShutdown());
815	<	BlockingQueue q = p1.getQueue();
816	<	assertTrue(q.isEmpty());
817	<	Thread.sleep(SHORT_DELAY_MS);
818	<	assertTrue(p1.isTerminated());
812	>	p.scheduleAtFixedRate(new NoOpRunnable(), initialDelay,
813	>	5, MILLISECONDS);
814	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
815	>	assertTrue(p.isShutdown());
816	>	assertTrue(p.getQueue().isEmpty());
817	>	assertTrue(task.isDone());
818	>	assertTrue(task.isCancelled());
819	>	joinPool(p);
820		}
821
822		/**
823		* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
824	<	* periodic tasks are cancelled at shutdown
824	>	* periodic tasks are not cancelled at shutdown
825		*/
826	<	public void testShutDown4() throws InterruptedException {
827	<	CustomExecutor p1 = new CustomExecutor(1);
826	>	public void testShutdown4() throws InterruptedException {
827	>	CustomExecutor p = new CustomExecutor(1);
828	>	final CountDownLatch counter = new CountDownLatch(2);
829		try {
830	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
830	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
831	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
832	>	assertTrue(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
833	>	final Runnable r = new CheckedRunnable() {
834	>	public void realRun() {
835	>	counter.countDown();
836	>	}};
837		ScheduledFuture task =
838	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 1, 1, MILLISECONDS);
838	>	p.scheduleAtFixedRate(r, 1, 1, MILLISECONDS);
839	>	assertFalse(task.isDone());
840		assertFalse(task.isCancelled());
841	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
841	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
842		assertFalse(task.isCancelled());
843	<	assertFalse(p1.isTerminated());
844	<	assertTrue(p1.isShutdown());
845	<	Thread.sleep(SHORT_DELAY_MS);
843	>	assertFalse(p.isTerminated());
844	>	assertTrue(p.isShutdown());
845	>	assertTrue(counter.await(SMALL_DELAY_MS, MILLISECONDS));
846		assertFalse(task.isCancelled());
847	<	assertTrue(task.cancel(true));
847	>	assertTrue(task.cancel(false));
848		assertTrue(task.isDone());
849	<	Thread.sleep(SHORT_DELAY_MS);
850	<	assertTrue(p1.isTerminated());
849	>	assertTrue(task.isCancelled());
850	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
851	>	assertTrue(p.isTerminated());
852		}
853		finally {
854	<	joinPool(p1);
854	>	joinPool(p);
855		}
856		}
857
#	Line 708 | Line 929 | public class ScheduledExecutorSubclassTe
929		* invokeAny(c) throws NPE if c has null elements
930		*/
931		public void testInvokeAny3() throws Exception {
932	<	final CountDownLatch latch = new CountDownLatch(1);
932	>	CountDownLatch latch = new CountDownLatch(1);
933		ExecutorService e = new CustomExecutor(2);
934	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
935	+	l.add(latchAwaitingStringTask(latch));
936	+	l.add(null);
937		try {
714	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
715	–	l.add(new Callable<String>() {
716	–	public String call() {
717	–	try {
718	–	latch.await();
719	–	} catch (InterruptedException quittingTime) {}
720	–	return TEST_STRING;
721	–	}});
722	–	l.add(null);
938		e.invokeAny(l);
939		shouldThrow();
940		} catch (NullPointerException success) {
#	Line 734 | Line 949 | public class ScheduledExecutorSubclassTe
949		*/
950		public void testInvokeAny4() throws Exception {
951		ExecutorService e = new CustomExecutor(2);
952	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
953	+	l.add(new NPETask());
954		try {
738	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
739	–	l.add(new NPETask());
955		e.invokeAny(l);
956		shouldThrow();
957		} catch (ExecutionException success) {
#	Line 752 | Line 967 | public class ScheduledExecutorSubclassTe
967		public void testInvokeAny5() throws Exception {
968		ExecutorService e = new CustomExecutor(2);
969		try {
970	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
970	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
971		l.add(new StringTask());
972		l.add(new StringTask());
973		String result = e.invokeAny(l);
#	Line 794 | Line 1009 | public class ScheduledExecutorSubclassTe
1009		*/
1010		public void testInvokeAll3() throws Exception {
1011		ExecutorService e = new CustomExecutor(2);
1012	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1013	+	l.add(new StringTask());
1014	+	l.add(null);
1015		try {
798	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
799	–	l.add(new StringTask());
800	–	l.add(null);
1016		e.invokeAll(l);
1017		shouldThrow();
1018		} catch (NullPointerException success) {
#	Line 811 | Line 1026 | public class ScheduledExecutorSubclassTe
1026		*/
1027		public void testInvokeAll4() throws Exception {
1028		ExecutorService e = new CustomExecutor(2);
1029	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1030	+	l.add(new NPETask());
1031	+	List<Future<String>> futures = e.invokeAll(l);
1032	+	assertEquals(1, futures.size());
1033		try {
1034	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
816	<	l.add(new NPETask());
817	<	List<Future<String>> result = e.invokeAll(l);
818	<	assertEquals(1, result.size());
819	<	for (Future<String> future : result)
820	<	future.get();
1034	>	futures.get(0).get();
1035		shouldThrow();
1036		} catch (ExecutionException success) {
1037		assertTrue(success.getCause() instanceof NullPointerException);
#	Line 832 | Line 1046 | public class ScheduledExecutorSubclassTe
1046		public void testInvokeAll5() throws Exception {
1047		ExecutorService e = new CustomExecutor(2);
1048		try {
1049	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1049	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1050		l.add(new StringTask());
1051		l.add(new StringTask());
1052	<	List<Future<String>> result = e.invokeAll(l);
1053	<	assertEquals(2, result.size());
1054	<	for (Future<String> future : result)
1052	>	List<Future<String>> futures = e.invokeAll(l);
1053	>	assertEquals(2, futures.size());
1054	>	for (Future<String> future : futures)
1055		assertSame(TEST_STRING, future.get());
1056		} finally {
1057		joinPool(e);
#	Line 863 | Line 1077 | public class ScheduledExecutorSubclassTe
1077		*/
1078		public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1079		ExecutorService e = new CustomExecutor(2);
1080	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1081	+	l.add(new StringTask());
1082		try {
867	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
868	–	l.add(new StringTask());
1083		e.invokeAny(l, MEDIUM_DELAY_MS, null);
1084		shouldThrow();
1085		} catch (NullPointerException success) {
#	Line 892 | Line 1106 | public class ScheduledExecutorSubclassTe
1106		* timed invokeAny(c) throws NPE if c has null elements
1107		*/
1108		public void testTimedInvokeAny3() throws Exception {
1109	<	final CountDownLatch latch = new CountDownLatch(1);
1109	>	CountDownLatch latch = new CountDownLatch(1);
1110		ExecutorService e = new CustomExecutor(2);
1111	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1112	+	l.add(latchAwaitingStringTask(latch));
1113	+	l.add(null);
1114		try {
898	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
899	–	l.add(new Callable<String>() {
900	–	public String call() {
901	–	try {
902	–	latch.await();
903	–	} catch (InterruptedException quittingTime) {}
904	–	return TEST_STRING;
905	–	}});
906	–	l.add(null);
1115		e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1116		shouldThrow();
1117		} catch (NullPointerException success) {
#	Line 918 | Line 1126 | public class ScheduledExecutorSubclassTe
1126		*/
1127		public void testTimedInvokeAny4() throws Exception {
1128		ExecutorService e = new CustomExecutor(2);
1129	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1130	+	l.add(new NPETask());
1131		try {
922	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
923	–	l.add(new NPETask());
1132		e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1133		shouldThrow();
1134		} catch (ExecutionException success) {
#	Line 936 | Line 1144 | public class ScheduledExecutorSubclassTe
1144		public void testTimedInvokeAny5() throws Exception {
1145		ExecutorService e = new CustomExecutor(2);
1146		try {
1147	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1147	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1148		l.add(new StringTask());
1149		l.add(new StringTask());
1150		String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
#	Line 965 | Line 1173 | public class ScheduledExecutorSubclassTe
1173		*/
1174		public void testTimedInvokeAllNullTimeUnit() throws Exception {
1175		ExecutorService e = new CustomExecutor(2);
1176	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1177	+	l.add(new StringTask());
1178		try {
969	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
970	–	l.add(new StringTask());
1179		e.invokeAll(l, MEDIUM_DELAY_MS, null);
1180		shouldThrow();
1181		} catch (NullPointerException success) {
#	Line 994 | Line 1202 | public class ScheduledExecutorSubclassTe
1202		*/
1203		public void testTimedInvokeAll3() throws Exception {
1204		ExecutorService e = new CustomExecutor(2);
1205	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1206	+	l.add(new StringTask());
1207	+	l.add(null);
1208		try {
998	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
999	–	l.add(new StringTask());
1000	–	l.add(null);
1209		e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1210		shouldThrow();
1211		} catch (NullPointerException success) {
#	Line 1011 | Line 1219 | public class ScheduledExecutorSubclassTe
1219		*/
1220		public void testTimedInvokeAll4() throws Exception {
1221		ExecutorService e = new CustomExecutor(2);
1222	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1223	+	l.add(new NPETask());
1224	+	List<Future<String>> futures =
1225	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1226	+	assertEquals(1, futures.size());
1227		try {
1228	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1016	<	l.add(new NPETask());
1017	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1018	<	assertEquals(1, result.size());
1019	<	for (Future<String> future : result)
1020	<	future.get();
1228	>	futures.get(0).get();
1229		shouldThrow();
1230		} catch (ExecutionException success) {
1231		assertTrue(success.getCause() instanceof NullPointerException);
#	Line 1032 | Line 1240 | public class ScheduledExecutorSubclassTe
1240		public void testTimedInvokeAll5() throws Exception {
1241		ExecutorService e = new CustomExecutor(2);
1242		try {
1243	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1243	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1244		l.add(new StringTask());
1245		l.add(new StringTask());
1246	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1247	<	assertEquals(2, result.size());
1248	<	for (Future<String> future : result)
1246	>	List<Future<String>> futures =
1247	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1248	>	assertEquals(2, futures.size());
1249	>	for (Future<String> future : futures)
1250		assertSame(TEST_STRING, future.get());
1251		} finally {
1252		joinPool(e);
#	Line 1050 | Line 1259 | public class ScheduledExecutorSubclassTe
1259		public void testTimedInvokeAll6() throws Exception {
1260		ExecutorService e = new CustomExecutor(2);
1261		try {
1262	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1263	<	l.add(new StringTask());
1264	<	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1265	<	l.add(new StringTask());
1266	<	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1267	<	assertEquals(3, result.size());
1268	<	Iterator<Future<String>> it = result.iterator();
1269	<	Future<String> f1 = it.next();
1270	<	Future<String> f2 = it.next();
1271	<	Future<String> f3 = it.next();
1272	<	assertTrue(f1.isDone());
1273	<	assertTrue(f2.isDone());
1274	<	assertTrue(f3.isDone());
1275	<	assertFalse(f1.isCancelled());
1276	<	assertTrue(f2.isCancelled());
1262	>	for (long timeout = timeoutMillis();;) {
1263	>	List<Callable<String>> tasks = new ArrayList<>();
1264	>	tasks.add(new StringTask("0"));
1265	>	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1266	>	tasks.add(new StringTask("2"));
1267	>	long startTime = System.nanoTime();
1268	>	List<Future<String>> futures =
1269	>	e.invokeAll(tasks, timeout, MILLISECONDS);
1270	>	assertEquals(tasks.size(), futures.size());
1271	>	assertTrue(millisElapsedSince(startTime) >= timeout);
1272	>	for (Future future : futures)
1273	>	assertTrue(future.isDone());
1274	>	assertTrue(futures.get(1).isCancelled());
1275	>	try {
1276	>	assertEquals("0", futures.get(0).get());
1277	>	assertEquals("2", futures.get(2).get());
1278	>	break;
1279	>	} catch (CancellationException retryWithLongerTimeout) {
1280	>	timeout *= 2;
1281	>	if (timeout >= LONG_DELAY_MS / 2)
1282	>	fail("expected exactly one task to be cancelled");
1283	>	}
1284	>	}
1285		} finally {
1286		joinPool(e);
1287		}

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