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

Comparing jsr166/src/test/tck/ScheduledExecutorTest.java (file contents):
Revision 1.26 by jsr166, Sat Nov 21 02:07:27 2009 UTC vs.
Revision 1.52 by jsr166, Mon Sep 14 03:27:11 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		* Other contributors include Andrew Wright, Jeffrey Hayes,
6		* Pat Fisher, Mike Judd.
7		*/
8
9	–	import junit.framework.*;
10	–	import java.util.*;
11	–	import java.util.concurrent.*;
9		import static java.util.concurrent.TimeUnit.MILLISECONDS;
10	<	import java.util.concurrent.atomic.*;
10	>
11	>	import java.util.ArrayList;
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.ExecutionException;
18	>	import java.util.concurrent.Executors;
19	>	import java.util.concurrent.ExecutorService;
20	>	import java.util.concurrent.Future;
21	>	import java.util.concurrent.RejectedExecutionException;
22	>	import java.util.concurrent.ScheduledFuture;
23	>	import java.util.concurrent.ScheduledThreadPoolExecutor;
24	>	import java.util.concurrent.ThreadFactory;
25	>	import java.util.concurrent.ThreadPoolExecutor;
26	>	import java.util.concurrent.atomic.AtomicInteger;
27	>
28	>	import junit.framework.Test;
29	>	import junit.framework.TestSuite;
30
31		public class ScheduledExecutorTest extends JSR166TestCase {
32		public static void main(String[] args) {
33	<	junit.textui.TestRunner.run (suite());
33	>	main(suite(), args);
34		}
35		public static Test suite() {
36		return new TestSuite(ScheduledExecutorTest.class);
37		}
38
23	–
39		/**
40		* execute successfully executes a runnable
41		*/
42		public void testExecute() throws InterruptedException {
43	<	TrackedShortRunnable runnable =new TrackedShortRunnable();
44	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
45	<	p1.execute(runnable);
46	<	assertFalse(runnable.done);
47	<	Thread.sleep(SHORT_DELAY_MS);
48	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
49	<	Thread.sleep(MEDIUM_DELAY_MS);
50	<	assertTrue(runnable.done);
51	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
52	<	joinPool(p1);
43	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
44	>	final CountDownLatch done = new CountDownLatch(1);
45	>	final Runnable task = new CheckedRunnable() {
46	>	public void realRun() {
47	>	done.countDown();
48	>	}};
49	>	try {
50	>	p.execute(task);
51	>	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
52	>	} finally {
53	>	joinPool(p);
54	>	}
55		}
56
40	–
57		/**
58		* delayed schedule of callable successfully executes after delay
59		*/
60		public void testSchedule1() throws Exception {
61	<	TrackedCallable callable = new TrackedCallable();
62	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
63	<	Future f = p1.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
64	<	assertFalse(callable.done);
65	<	Thread.sleep(MEDIUM_DELAY_MS);
66	<	assertTrue(callable.done);
67	<	assertEquals(Boolean.TRUE, f.get());
68	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
69	<	joinPool(p1);
61	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
62	>	final long startTime = System.nanoTime();
63	>	final CountDownLatch done = new CountDownLatch(1);
64	>	try {
65	>	Callable task = new CheckedCallable<Boolean>() {
66	>	public Boolean realCall() {
67	>	done.countDown();
68	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
69	>	return Boolean.TRUE;
70	>	}};
71	>	Future f = p.schedule(task, timeoutMillis(), MILLISECONDS);
72	>	assertSame(Boolean.TRUE, f.get());
73	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
74	>	assertTrue(done.await(0L, MILLISECONDS));
75	>	} finally {
76	>	joinPool(p);
77	>	}
78		}
79
80		/**
81	<	*  delayed schedule of runnable successfully executes after delay
82	<	*/
83	<	public void testSchedule3() throws InterruptedException {
84	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
85	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
86	<	p1.schedule(runnable, SMALL_DELAY_MS, MILLISECONDS);
87	<	Thread.sleep(SHORT_DELAY_MS);
88	<	assertFalse(runnable.done);
89	<	Thread.sleep(MEDIUM_DELAY_MS);
90	<	assertTrue(runnable.done);
91	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
92	<	joinPool(p1);
81	>	* delayed schedule of runnable successfully executes after delay
82	>	*/
83	>	public void testSchedule3() throws Exception {
84	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
85	>	final long startTime = System.nanoTime();
86	>	final CountDownLatch done = new CountDownLatch(1);
87	>	try {
88	>	Runnable task = new CheckedRunnable() {
89	>	public void realRun() {
90	>	done.countDown();
91	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
92	>	}};
93	>	Future f = p.schedule(task, timeoutMillis(), MILLISECONDS);
94	>	await(done);
95	>	assertNull(f.get(LONG_DELAY_MS, MILLISECONDS));
96	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
97	>	} finally {
98	>	joinPool(p);
99	>	}
100		}
101
102		/**
103		* scheduleAtFixedRate executes runnable after given initial delay
104		*/
105	<	public void testSchedule4() throws InterruptedException {
106	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
107	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
108	<	ScheduledFuture h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, MILLISECONDS);
109	<	assertFalse(runnable.done);
110	<	Thread.sleep(MEDIUM_DELAY_MS);
111	<	assertTrue(runnable.done);
112	<	h.cancel(true);
113	<	joinPool(p1);
114	<	}
115	<
116	<	static class RunnableCounter implements Runnable {
117	<	AtomicInteger count = new AtomicInteger(0);
118	<	public void run() { count.getAndIncrement(); }
105	>	public void testSchedule4() throws Exception {
106	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
107	>	final long startTime = System.nanoTime();
108	>	final CountDownLatch done = new CountDownLatch(1);
109	>	try {
110	>	Runnable task = new CheckedRunnable() {
111	>	public void realRun() {
112	>	done.countDown();
113	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
114	>	}};
115	>	ScheduledFuture f =
116	>	p.scheduleAtFixedRate(task, timeoutMillis(),
117	>	LONG_DELAY_MS, MILLISECONDS);
118	>	await(done);
119	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
120	>	f.cancel(true);
121	>	} finally {
122	>	joinPool(p);
123	>	}
124		}
125
126		/**
127		* scheduleWithFixedDelay executes runnable after given initial delay
128		*/
129	<	public void testSchedule5() throws InterruptedException {
130	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
131	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
132	<	ScheduledFuture h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, MILLISECONDS);
133	<	assertFalse(runnable.done);
134	<	Thread.sleep(MEDIUM_DELAY_MS);
135	<	assertTrue(runnable.done);
136	<	h.cancel(true);
137	<	joinPool(p1);
129	>	public void testSchedule5() throws Exception {
130	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
131	>	final long startTime = System.nanoTime();
132	>	final CountDownLatch done = new CountDownLatch(1);
133	>	try {
134	>	Runnable task = new CheckedRunnable() {
135	>	public void realRun() {
136	>	done.countDown();
137	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
138	>	}};
139	>	ScheduledFuture f =
140	>	p.scheduleWithFixedDelay(task, timeoutMillis(),
141	>	LONG_DELAY_MS, MILLISECONDS);
142	>	await(done);
143	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
144	>	f.cancel(true);
145	>	} finally {
146	>	joinPool(p);
147	>	}
148	>	}
149	>
150	>	static class RunnableCounter implements Runnable {
151	>	AtomicInteger count = new AtomicInteger(0);
152	>	public void run() { count.getAndIncrement(); }
153		}
154
155		/**
156		* scheduleAtFixedRate executes series of tasks at given rate
157		*/
158		public void testFixedRateSequence() throws InterruptedException {
159	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
160	<	RunnableCounter counter = new RunnableCounter();
161	<	ScheduledFuture h =
162	<	p1.scheduleAtFixedRate(counter, 0, 1, MILLISECONDS);
163	<	Thread.sleep(SMALL_DELAY_MS);
164	<	h.cancel(true);
165	<	int c = counter.count.get();
166	<	// By time scaling conventions, we must have at least
167	<	// an execution per SHORT delay, but no more than one SHORT more
168	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
169	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
170	<	joinPool(p1);
159	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
160	>	try {
161	>	for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
162	>	long startTime = System.nanoTime();
163	>	int cycles = 10;
164	>	final CountDownLatch done = new CountDownLatch(cycles);
165	>	Runnable task = new CheckedRunnable() {
166	>	public void realRun() { done.countDown(); }};
167	>	ScheduledFuture h =
168	>	p.scheduleAtFixedRate(task, 0, delay, MILLISECONDS);
169	>	done.await();
170	>	h.cancel(true);
171	>	double normalizedTime =
172	>	(double) millisElapsedSince(startTime) / delay;
173	>	if (normalizedTime >= cycles - 1 &&
174	>	normalizedTime <= cycles)
175	>	return;
176	>	}
177	>	throw new AssertionError("unexpected execution rate");
178	>	} finally {
179	>	joinPool(p);
180	>	}
181		}
182
183		/**
184		* scheduleWithFixedDelay executes series of tasks with given period
185		*/
186		public void testFixedDelaySequence() throws InterruptedException {
187	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
188	<	RunnableCounter counter = new RunnableCounter();
189	<	ScheduledFuture h =
190	<	p1.scheduleWithFixedDelay(counter, 0, 1, MILLISECONDS);
191	<	Thread.sleep(SMALL_DELAY_MS);
192	<	h.cancel(true);
193	<	int c = counter.count.get();
194	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
195	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
196	<	joinPool(p1);
187	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
188	>	try {
189	>	for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
190	>	long startTime = System.nanoTime();
191	>	int cycles = 10;
192	>	final CountDownLatch done = new CountDownLatch(cycles);
193	>	Runnable task = new CheckedRunnable() {
194	>	public void realRun() { done.countDown(); }};
195	>	ScheduledFuture h =
196	>	p.scheduleWithFixedDelay(task, 0, delay, MILLISECONDS);
197	>	done.await();
198	>	h.cancel(true);
199	>	double normalizedTime =
200	>	(double) millisElapsedSince(startTime) / delay;
201	>	if (normalizedTime >= cycles - 1 &&
202	>	normalizedTime <= cycles)
203	>	return;
204	>	}
205	>	throw new AssertionError("unexpected execution rate");
206	>	} finally {
207	>	joinPool(p);
208	>	}
209		}
210
138	–
211		/**
212	<	*  execute (null) throws NPE
212	>	* execute(null) throws NPE
213		*/
214		public void testExecuteNull() throws InterruptedException {
215		ScheduledThreadPoolExecutor se = null;
#	Line 151 | Line 223 | public class ScheduledExecutorTest exten
223		}
224
225		/**
226	<	* schedule (null) throws NPE
226	>	* schedule(null) throws NPE
227		*/
228		public void testScheduleNull() throws InterruptedException {
229		ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
#	Line 178 | Line 250 | public class ScheduledExecutorTest exten
250		}
251
252		joinPool(se);
181	–
253		}
254
255		/**
#	Line 200 | Line 271 | public class ScheduledExecutorTest exten
271		/**
272		* schedule callable throws RejectedExecutionException if shutdown
273		*/
274	<	public void testSchedule3_RejectedExecutionException() throws InterruptedException {
275	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
276	<	try {
274	>	public void testSchedule3_RejectedExecutionException() throws InterruptedException {
275	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
276	>	try {
277		se.shutdown();
278		se.schedule(new NoOpCallable(),
279		MEDIUM_DELAY_MS, MILLISECONDS);
#	Line 210 | Line 281 | public class ScheduledExecutorTest exten
281		} catch (RejectedExecutionException success) {
282		} catch (SecurityException ok) {
283		}
284	<	joinPool(se);
284	>	joinPool(se);
285		}
286
287		/**
288	<	*  scheduleAtFixedRate throws RejectedExecutionException if shutdown
288	>	* scheduleAtFixedRate throws RejectedExecutionException if shutdown
289		*/
290		public void testScheduleAtFixedRate1_RejectedExecutionException() throws InterruptedException {
291		ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
#	Line 246 | Line 317 | public class ScheduledExecutorTest exten
317		}
318
319		/**
320	<	*  getActiveCount increases but doesn't overestimate, when a
321	<	*  thread becomes active
320	>	* getActiveCount increases but doesn't overestimate, when a
321	>	* thread becomes active
322		*/
323		public void testGetActiveCount() throws InterruptedException {
324	<	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
325	<	assertEquals(0, p2.getActiveCount());
326	<	p2.execute(new SmallRunnable());
327	<	Thread.sleep(SHORT_DELAY_MS);
328	<	assertEquals(1, p2.getActiveCount());
329	<	joinPool(p2);
324	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2);
325	>	final CountDownLatch threadStarted = new CountDownLatch(1);
326	>	final CountDownLatch done = new CountDownLatch(1);
327	>	try {
328	>	assertEquals(0, p.getActiveCount());
329	>	p.execute(new CheckedRunnable() {
330	>	public void realRun() throws InterruptedException {
331	>	threadStarted.countDown();
332	>	assertEquals(1, p.getActiveCount());
333	>	done.await();
334	>	}});
335	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
336	>	assertEquals(1, p.getActiveCount());
337	>	} finally {
338	>	done.countDown();
339	>	joinPool(p);
340	>	}
341		}
342
343		/**
344	<	*    getCompletedTaskCount increases, but doesn't overestimate,
345	<	*   when tasks complete
344	>	* getCompletedTaskCount increases, but doesn't overestimate,
345	>	* when tasks complete
346		*/
347		public void testGetCompletedTaskCount() throws InterruptedException {
348	<	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
349	<	assertEquals(0, p2.getCompletedTaskCount());
350	<	p2.execute(new SmallRunnable());
351	<	Thread.sleep(MEDIUM_DELAY_MS);
352	<	assertEquals(1, p2.getCompletedTaskCount());
353	<	joinPool(p2);
348	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2);
349	>	final CountDownLatch threadStarted = new CountDownLatch(1);
350	>	final CountDownLatch threadProceed = new CountDownLatch(1);
351	>	final CountDownLatch threadDone = new CountDownLatch(1);
352	>	try {
353	>	assertEquals(0, p.getCompletedTaskCount());
354	>	p.execute(new CheckedRunnable() {
355	>	public void realRun() throws InterruptedException {
356	>	threadStarted.countDown();
357	>	assertEquals(0, p.getCompletedTaskCount());
358	>	threadProceed.await();
359	>	threadDone.countDown();
360	>	}});
361	>	await(threadStarted);
362	>	assertEquals(0, p.getCompletedTaskCount());
363	>	threadProceed.countDown();
364	>	threadDone.await();
365	>	long startTime = System.nanoTime();
366	>	while (p.getCompletedTaskCount() != 1) {
367	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
368	>	fail("timed out");
369	>	Thread.yield();
370	>	}
371	>	} finally {
372	>	joinPool(p);
373	>	}
374		}
375
376		/**
377	<	*  getCorePoolSize returns size given in constructor if not otherwise set
377	>	* getCorePoolSize returns size given in constructor if not otherwise set
378		*/
379		public void testGetCorePoolSize() throws InterruptedException {
380	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
381	<	assertEquals(1, p1.getCorePoolSize());
382	<	joinPool(p1);
380	>	ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
381	>	assertEquals(1, p.getCorePoolSize());
382	>	joinPool(p);
383		}
384
385		/**
386	<	*    getLargestPoolSize increases, but doesn't overestimate, when
387	<	*   multiple threads active
386	>	* getLargestPoolSize increases, but doesn't overestimate, when
387	>	* multiple threads active
388		*/
389		public void testGetLargestPoolSize() throws InterruptedException {
390	<	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
391	<	assertEquals(0, p2.getLargestPoolSize());
392	<	p2.execute(new SmallRunnable());
393	<	p2.execute(new SmallRunnable());
394	<	Thread.sleep(SHORT_DELAY_MS);
395	<	assertEquals(2, p2.getLargestPoolSize());
396	<	joinPool(p2);
390	>	final int THREADS = 3;
391	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(THREADS);
392	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
393	>	final CountDownLatch done = new CountDownLatch(1);
394	>	try {
395	>	assertEquals(0, p.getLargestPoolSize());
396	>	for (int i = 0; i < THREADS; i++)
397	>	p.execute(new CheckedRunnable() {
398	>	public void realRun() throws InterruptedException {
399	>	threadsStarted.countDown();
400	>	done.await();
401	>	assertEquals(THREADS, p.getLargestPoolSize());
402	>	}});
403	>	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
404	>	assertEquals(THREADS, p.getLargestPoolSize());
405	>	} finally {
406	>	done.countDown();
407	>	joinPool(p);
408	>	assertEquals(THREADS, p.getLargestPoolSize());
409	>	}
410		}
411
412		/**
413	<	*   getPoolSize increases, but doesn't overestimate, when threads
414	<	*   become active
413	>	* getPoolSize increases, but doesn't overestimate, when threads
414	>	* become active
415		*/
416		public void testGetPoolSize() throws InterruptedException {
417	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
418	<	assertEquals(0, p1.getPoolSize());
419	<	p1.execute(new SmallRunnable());
420	<	assertEquals(1, p1.getPoolSize());
421	<	joinPool(p1);
417	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
418	>	final CountDownLatch threadStarted = new CountDownLatch(1);
419	>	final CountDownLatch done = new CountDownLatch(1);
420	>	try {
421	>	assertEquals(0, p.getPoolSize());
422	>	p.execute(new CheckedRunnable() {
423	>	public void realRun() throws InterruptedException {
424	>	threadStarted.countDown();
425	>	assertEquals(1, p.getPoolSize());
426	>	done.await();
427	>	}});
428	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
429	>	assertEquals(1, p.getPoolSize());
430	>	} finally {
431	>	done.countDown();
432	>	joinPool(p);
433	>	}
434		}
435
436		/**
437	<	*    getTaskCount increases, but doesn't overestimate, when tasks
438	<	*    submitted
437	>	* getTaskCount increases, but doesn't overestimate, when tasks
438	>	* submitted
439		*/
440		public void testGetTaskCount() throws InterruptedException {
441	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
442	<	assertEquals(0, p1.getTaskCount());
443	<	for (int i = 0; i < 5; i++)
444	<	p1.execute(new SmallRunnable());
445	<	Thread.sleep(SHORT_DELAY_MS);
446	<	assertEquals(5, p1.getTaskCount());
447	<	joinPool(p1);
441	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
442	>	final CountDownLatch threadStarted = new CountDownLatch(1);
443	>	final CountDownLatch done = new CountDownLatch(1);
444	>	final int TASKS = 5;
445	>	try {
446	>	assertEquals(0, p.getTaskCount());
447	>	for (int i = 0; i < TASKS; i++)
448	>	p.execute(new CheckedRunnable() {
449	>	public void realRun() throws InterruptedException {
450	>	threadStarted.countDown();
451	>	done.await();
452	>	}});
453	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
454	>	assertEquals(TASKS, p.getTaskCount());
455	>	} finally {
456	>	done.countDown();
457	>	joinPool(p);
458	>	}
459		}
460
461		/**
#	Line 356 | Line 494 | public class ScheduledExecutorTest exten
494		}
495
496		/**
497	<	*   is isShutDown is false before shutdown, true after
497	>	* isShutdown is false before shutdown, true after
498		*/
499		public void testIsShutdown() {
500
501	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
501	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
502		try {
503	<	assertFalse(p1.isShutdown());
503	>	assertFalse(p.isShutdown());
504		}
505		finally {
506	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
506	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
507		}
508	<	assertTrue(p1.isShutdown());
508	>	assertTrue(p.isShutdown());
509		}
510
373	–
511		/**
512	<	*   isTerminated is false before termination, true after
512	>	* isTerminated is false before termination, true after
513		*/
514		public void testIsTerminated() throws InterruptedException {
515	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
515	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
516	>	final CountDownLatch threadStarted = new CountDownLatch(1);
517	>	final CountDownLatch done = new CountDownLatch(1);
518	>	assertFalse(p.isTerminated());
519		try {
520	<	p1.execute(new SmallRunnable());
520	>	p.execute(new CheckedRunnable() {
521	>	public void realRun() throws InterruptedException {
522	>	assertFalse(p.isTerminated());
523	>	threadStarted.countDown();
524	>	done.await();
525	>	}});
526	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
527	>	assertFalse(p.isTerminating());
528	>	done.countDown();
529		} finally {
530	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
530	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
531		}
532	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
533	<	assertTrue(p1.isTerminated());
532	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
533	>	assertTrue(p.isTerminated());
534		}
535
536		/**
537	<	*  isTerminating is not true when running or when terminated
537	>	* isTerminating is not true when running or when terminated
538		*/
539		public void testIsTerminating() throws InterruptedException {
540	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
541	<	assertFalse(p1.isTerminating());
542	<	try {
543	<	p1.execute(new SmallRunnable());
544	<	assertFalse(p1.isTerminating());
545	<	} finally {
546	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
547	<	}
548	<
549	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
550	<	assertTrue(p1.isTerminated());
551	<	assertFalse(p1.isTerminating());
540	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
541	>	final CountDownLatch threadStarted = new CountDownLatch(1);
542	>	final CountDownLatch done = new CountDownLatch(1);
543	>	try {
544	>	assertFalse(p.isTerminating());
545	>	p.execute(new CheckedRunnable() {
546	>	public void realRun() throws InterruptedException {
547	>	assertFalse(p.isTerminating());
548	>	threadStarted.countDown();
549	>	done.await();
550	>	}});
551	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
552	>	assertFalse(p.isTerminating());
553	>	done.countDown();
554	>	} finally {
555	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
556	>	}
557	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
558	>	assertTrue(p.isTerminated());
559	>	assertFalse(p.isTerminating());
560		}
561
562		/**
563		* getQueue returns the work queue, which contains queued tasks
564		*/
565		public void testGetQueue() throws InterruptedException {
566	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
567	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
568	<	for (int i = 0; i < 5; i++) {
413	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS);
414	<	}
566	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
567	>	final CountDownLatch threadStarted = new CountDownLatch(1);
568	>	final CountDownLatch done = new CountDownLatch(1);
569		try {
570	<	Thread.sleep(SHORT_DELAY_MS);
571	<	BlockingQueue<Runnable> q = p1.getQueue();
572	<	assertTrue(q.contains(tasks[4]));
570	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
571	>	for (int i = 0; i < tasks.length; i++) {
572	>	Runnable r = new CheckedRunnable() {
573	>	public void realRun() throws InterruptedException {
574	>	threadStarted.countDown();
575	>	done.await();
576	>	}};
577	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
578	>	}
579	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
580	>	BlockingQueue<Runnable> q = p.getQueue();
581	>	assertTrue(q.contains(tasks[tasks.length - 1]));
582		assertFalse(q.contains(tasks[0]));
583		} finally {
584	<	joinPool(p1);
584	>	done.countDown();
585	>	joinPool(p);
586		}
587		}
588
#	Line 426 | Line 590 | public class ScheduledExecutorTest exten
590		* remove(task) removes queued task, and fails to remove active task
591		*/
592		public void testRemove() throws InterruptedException {
593	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
593	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
594		ScheduledFuture[] tasks = new ScheduledFuture[5];
595	<	for (int i = 0; i < 5; i++) {
596	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS);
433	<	}
595	>	final CountDownLatch threadStarted = new CountDownLatch(1);
596	>	final CountDownLatch done = new CountDownLatch(1);
597		try {
598	<	Thread.sleep(SHORT_DELAY_MS);
599	<	BlockingQueue<Runnable> q = p1.getQueue();
600	<	assertFalse(p1.remove((Runnable)tasks[0]));
598	>	for (int i = 0; i < tasks.length; i++) {
599	>	Runnable r = new CheckedRunnable() {
600	>	public void realRun() throws InterruptedException {
601	>	threadStarted.countDown();
602	>	done.await();
603	>	}};
604	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
605	>	}
606	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
607	>	BlockingQueue<Runnable> q = p.getQueue();
608	>	assertFalse(p.remove((Runnable)tasks[0]));
609		assertTrue(q.contains((Runnable)tasks[4]));
610		assertTrue(q.contains((Runnable)tasks[3]));
611	<	assertTrue(p1.remove((Runnable)tasks[4]));
612	<	assertFalse(p1.remove((Runnable)tasks[4]));
611	>	assertTrue(p.remove((Runnable)tasks[4]));
612	>	assertFalse(p.remove((Runnable)tasks[4]));
613		assertFalse(q.contains((Runnable)tasks[4]));
614		assertTrue(q.contains((Runnable)tasks[3]));
615	<	assertTrue(p1.remove((Runnable)tasks[3]));
615	>	assertTrue(p.remove((Runnable)tasks[3]));
616		assertFalse(q.contains((Runnable)tasks[3]));
617		} finally {
618	<	joinPool(p1);
618	>	done.countDown();
619	>	joinPool(p);
620		}
621		}
622
623		/**
624	<	*  purge removes cancelled tasks from the queue
624	>	* purge eventually removes cancelled tasks from the queue
625		*/
626		public void testPurge() throws InterruptedException {
627	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
627	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
628		ScheduledFuture[] tasks = new ScheduledFuture[5];
629	<	for (int i = 0; i < 5; i++) {
630	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
631	<	}
629	>	for (int i = 0; i < tasks.length; i++)
630	>	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(),
631	>	LONG_DELAY_MS, MILLISECONDS);
632		try {
633	<	int max = 5;
633	>	int max = tasks.length;
634		if (tasks[4].cancel(true)) --max;
635		if (tasks[3].cancel(true)) --max;
636		// There must eventually be an interference-free point at
637		// which purge will not fail. (At worst, when queue is empty.)
638	<	int k;
639	<	for (k = 0; k < SMALL_DELAY_MS; ++k) {
640	<	p1.purge();
641	<	long count = p1.getTaskCount();
642	<	if (count >= 0 && count <= max)
643	<	break;
644	<	Thread.sleep(1);
645	<	}
474	<	assertTrue(k < SMALL_DELAY_MS);
638	>	long startTime = System.nanoTime();
639	>	do {
640	>	p.purge();
641	>	long count = p.getTaskCount();
642	>	if (count == max)
643	>	return;
644	>	} while (millisElapsedSince(startTime) < MEDIUM_DELAY_MS);
645	>	fail("Purge failed to remove cancelled tasks");
646		} finally {
647	<	joinPool(p1);
647	>	for (ScheduledFuture task : tasks)
648	>	task.cancel(true);
649	>	joinPool(p);
650		}
651		}
652
653		/**
654	<	*  shutDownNow returns a list containing tasks that were not run
654	>	* shutdownNow returns a list containing tasks that were not run
655		*/
656	<	public void testShutDownNow() throws InterruptedException {
657	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
656	>	public void testShutdownNow() {
657	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
658		for (int i = 0; i < 5; i++)
659	<	p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
660	<	List l;
659	>	p.schedule(new SmallPossiblyInterruptedRunnable(),
660	>	LONG_DELAY_MS, MILLISECONDS);
661		try {
662	<	l = p1.shutdownNow();
662	>	List<Runnable> l = p.shutdownNow();
663	>	assertTrue(p.isShutdown());
664	>	assertEquals(5, l.size());
665		} catch (SecurityException ok) {
666	<	return;
666	>	// Allowed in case test doesn't have privs
667	>	} finally {
668	>	joinPool(p);
669		}
493	–	assertTrue(p1.isShutdown());
494	–	assertTrue(l.size() > 0 && l.size() <= 5);
495	–	joinPool(p1);
670		}
671
672		/**
673		* In default setting, shutdown cancels periodic but not delayed
674		* tasks at shutdown
675		*/
676	<	public void testShutDown1() throws InterruptedException {
677	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
678	<	assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
679	<	assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
676	>	public void testShutdown1() throws InterruptedException {
677	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
678	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
679	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
680
681		ScheduledFuture[] tasks = new ScheduledFuture[5];
682	<	for (int i = 0; i < 5; i++)
683	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, MILLISECONDS);
684	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
685	<	BlockingQueue q = p1.getQueue();
686	<	for (Iterator it = q.iterator(); it.hasNext();) {
687	<	ScheduledFuture t = (ScheduledFuture)it.next();
688	<	assertFalse(t.isCancelled());
689	<	}
690	<	assertTrue(p1.isShutdown());
691	<	Thread.sleep(SMALL_DELAY_MS);
692	<	for (int i = 0; i < 5; ++i) {
693	<	assertTrue(tasks[i].isDone());
694	<	assertFalse(tasks[i].isCancelled());
682	>	for (int i = 0; i < tasks.length; i++)
683	>	tasks[i] = p.schedule(new NoOpRunnable(),
684	>	SHORT_DELAY_MS, MILLISECONDS);
685	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
686	>	BlockingQueue<Runnable> q = p.getQueue();
687	>	for (ScheduledFuture task : tasks) {
688	>	assertFalse(task.isDone());
689	>	assertFalse(task.isCancelled());
690	>	assertTrue(q.contains(task));
691	>	}
692	>	assertTrue(p.isShutdown());
693	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
694	>	assertTrue(p.isTerminated());
695	>	for (ScheduledFuture task : tasks) {
696	>	assertTrue(task.isDone());
697	>	assertFalse(task.isCancelled());
698		}
699		}
700
524	–
701		/**
702		* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
703		* delayed tasks are cancelled at shutdown
704		*/
705	<	public void testShutDown2() throws InterruptedException {
706	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
707	<	p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
705	>	public void testShutdown2() throws InterruptedException {
706	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
707	>	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
708	>	assertFalse(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
709	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
710		ScheduledFuture[] tasks = new ScheduledFuture[5];
711	<	for (int i = 0; i < 5; i++)
712	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, MILLISECONDS);
713	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
714	<	assertTrue(p1.isShutdown());
715	<	BlockingQueue q = p1.getQueue();
711	>	for (int i = 0; i < tasks.length; i++)
712	>	tasks[i] = p.schedule(new NoOpRunnable(),
713	>	SHORT_DELAY_MS, MILLISECONDS);
714	>	BlockingQueue q = p.getQueue();
715	>	assertEquals(tasks.length, q.size());
716	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
717	>	assertTrue(p.isShutdown());
718		assertTrue(q.isEmpty());
719	<	Thread.sleep(SMALL_DELAY_MS);
720	<	assertTrue(p1.isTerminated());
719	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
720	>	assertTrue(p.isTerminated());
721	>	for (ScheduledFuture task : tasks) {
722	>	assertTrue(task.isDone());
723	>	assertTrue(task.isCancelled());
724	>	}
725		}
726
543	–
727		/**
728		* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
729	<	* periodic tasks are not cancelled at shutdown
729	>	* periodic tasks are cancelled at shutdown
730		*/
731	<	public void testShutDown3() throws InterruptedException {
732	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
733	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
731	>	public void testShutdown3() throws InterruptedException {
732	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
733	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
734	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
735	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
736	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
737	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
738	>	long initialDelay = LONG_DELAY_MS;
739		ScheduledFuture task =
740	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, MILLISECONDS);
741	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
742	<	assertTrue(p1.isShutdown());
743	<	BlockingQueue q = p1.getQueue();
744	<	assertTrue(q.isEmpty());
745	<	Thread.sleep(SHORT_DELAY_MS);
746	<	assertTrue(p1.isTerminated());
740	>	p.scheduleAtFixedRate(new NoOpRunnable(), initialDelay,
741	>	5, MILLISECONDS);
742	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
743	>	assertTrue(p.isShutdown());
744	>	assertTrue(p.getQueue().isEmpty());
745	>	assertTrue(task.isDone());
746	>	assertTrue(task.isCancelled());
747	>	joinPool(p);
748		}
749
750		/**
751		* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
752	<	* periodic tasks are cancelled at shutdown
752	>	* periodic tasks are not cancelled at shutdown
753		*/
754	<	public void testShutDown4() throws InterruptedException {
755	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
754	>	public void testShutdown4() throws InterruptedException {
755	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
756	>	final CountDownLatch counter = new CountDownLatch(2);
757		try {
758	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
758	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
759	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
760	>	assertTrue(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
761	>	final Runnable r = new CheckedRunnable() {
762	>	public void realRun() {
763	>	counter.countDown();
764	>	}};
765		ScheduledFuture task =
766	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 1, 1, MILLISECONDS);
766	>	p.scheduleAtFixedRate(r, 1, 1, MILLISECONDS);
767	>	assertFalse(task.isDone());
768		assertFalse(task.isCancelled());
769	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
769	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
770		assertFalse(task.isCancelled());
771	<	assertFalse(p1.isTerminated());
772	<	assertTrue(p1.isShutdown());
773	<	Thread.sleep(SHORT_DELAY_MS);
771	>	assertFalse(p.isTerminated());
772	>	assertTrue(p.isShutdown());
773	>	assertTrue(counter.await(SMALL_DELAY_MS, MILLISECONDS));
774		assertFalse(task.isCancelled());
775	<	assertTrue(task.cancel(true));
775	>	assertTrue(task.cancel(false));
776		assertTrue(task.isDone());
777	<	Thread.sleep(SHORT_DELAY_MS);
778	<	assertTrue(p1.isTerminated());
777	>	assertTrue(task.isCancelled());
778	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
779	>	assertTrue(p.isTerminated());
780		}
781		finally {
782	<	joinPool(p1);
782	>	joinPool(p);
783		}
784		}
785
#	Line 659 | Line 857 | public class ScheduledExecutorTest exten
857		* invokeAny(c) throws NPE if c has null elements
858		*/
859		public void testInvokeAny3() throws Exception {
860	<	final CountDownLatch latch = new CountDownLatch(1);
860	>	CountDownLatch latch = new CountDownLatch(1);
861		ExecutorService e = new ScheduledThreadPoolExecutor(2);
862	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
863	+	l.add(latchAwaitingStringTask(latch));
864	+	l.add(null);
865		try {
665	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
666	–	l.add(new Callable<String>() {
667	–	public String call() {
668	–	try {
669	–	latch.await();
670	–	} catch (InterruptedException ok) {}
671	–	return TEST_STRING;
672	–	}});
673	–	l.add(null);
866		e.invokeAny(l);
867		shouldThrow();
868		} catch (NullPointerException success) {
#	Line 685 | Line 877 | public class ScheduledExecutorTest exten
877		*/
878		public void testInvokeAny4() throws Exception {
879		ExecutorService e = new ScheduledThreadPoolExecutor(2);
880	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
881	+	l.add(new NPETask());
882		try {
689	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
690	–	l.add(new NPETask());
883		e.invokeAny(l);
884		shouldThrow();
885		} catch (ExecutionException success) {
#	Line 703 | Line 895 | public class ScheduledExecutorTest exten
895		public void testInvokeAny5() throws Exception {
896		ExecutorService e = new ScheduledThreadPoolExecutor(2);
897		try {
898	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
898	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
899		l.add(new StringTask());
900		l.add(new StringTask());
901		String result = e.invokeAny(l);
#	Line 745 | Line 937 | public class ScheduledExecutorTest exten
937		*/
938		public void testInvokeAll3() throws Exception {
939		ExecutorService e = new ScheduledThreadPoolExecutor(2);
940	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
941	+	l.add(new StringTask());
942	+	l.add(null);
943		try {
749	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
750	–	l.add(new StringTask());
751	–	l.add(null);
944		e.invokeAll(l);
945		shouldThrow();
946		} catch (NullPointerException success) {
#	Line 762 | Line 954 | public class ScheduledExecutorTest exten
954		*/
955		public void testInvokeAll4() throws Exception {
956		ExecutorService e = new ScheduledThreadPoolExecutor(2);
957	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
958	+	l.add(new NPETask());
959	+	List<Future<String>> futures = e.invokeAll(l);
960	+	assertEquals(1, futures.size());
961		try {
962	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
767	<	l.add(new NPETask());
768	<	List<Future<String>> result = e.invokeAll(l);
769	<	assertEquals(1, result.size());
770	<	for (Future<String> future : result)
771	<	future.get();
962	>	futures.get(0).get();
963		shouldThrow();
964		} catch (ExecutionException success) {
965		assertTrue(success.getCause() instanceof NullPointerException);
#	Line 783 | Line 974 | public class ScheduledExecutorTest exten
974		public void testInvokeAll5() throws Exception {
975		ExecutorService e = new ScheduledThreadPoolExecutor(2);
976		try {
977	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
977	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
978		l.add(new StringTask());
979		l.add(new StringTask());
980	<	List<Future<String>> result = e.invokeAll(l);
981	<	assertEquals(2, result.size());
982	<	for (Future<String> future : result)
980	>	List<Future<String>> futures = e.invokeAll(l);
981	>	assertEquals(2, futures.size());
982	>	for (Future<String> future : futures)
983		assertSame(TEST_STRING, future.get());
984		} finally {
985		joinPool(e);
#	Line 814 | Line 1005 | public class ScheduledExecutorTest exten
1005		*/
1006		public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1007		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1008	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1009	+	l.add(new StringTask());
1010		try {
818	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
819	–	l.add(new StringTask());
1011		e.invokeAny(l, MEDIUM_DELAY_MS, null);
1012		shouldThrow();
1013		} catch (NullPointerException success) {
#	Line 843 | Line 1034 | public class ScheduledExecutorTest exten
1034		* timed invokeAny(c) throws NPE if c has null elements
1035		*/
1036		public void testTimedInvokeAny3() throws Exception {
1037	<	final CountDownLatch latch = new CountDownLatch(1);
1037	>	CountDownLatch latch = new CountDownLatch(1);
1038		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1039	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1040	+	l.add(latchAwaitingStringTask(latch));
1041	+	l.add(null);
1042		try {
849	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
850	–	l.add(new Callable<String>() {
851	–	public String call() {
852	–	try {
853	–	latch.await();
854	–	} catch (InterruptedException ok) {}
855	–	return TEST_STRING;
856	–	}});
857	–	l.add(null);
1043		e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1044		shouldThrow();
1045		} catch (NullPointerException success) {
#	Line 869 | Line 1054 | public class ScheduledExecutorTest exten
1054		*/
1055		public void testTimedInvokeAny4() throws Exception {
1056		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1057	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1058	+	l.add(new NPETask());
1059		try {
873	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
874	–	l.add(new NPETask());
1060		e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1061		shouldThrow();
1062		} catch (ExecutionException success) {
#	Line 887 | Line 1072 | public class ScheduledExecutorTest exten
1072		public void testTimedInvokeAny5() throws Exception {
1073		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1074		try {
1075	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1075	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1076		l.add(new StringTask());
1077		l.add(new StringTask());
1078		String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
#	Line 916 | Line 1101 | public class ScheduledExecutorTest exten
1101		*/
1102		public void testTimedInvokeAllNullTimeUnit() throws Exception {
1103		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1104	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1105	+	l.add(new StringTask());
1106		try {
920	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
921	–	l.add(new StringTask());
1107		e.invokeAll(l, MEDIUM_DELAY_MS, null);
1108		shouldThrow();
1109		} catch (NullPointerException success) {
#	Line 945 | Line 1130 | public class ScheduledExecutorTest exten
1130		*/
1131		public void testTimedInvokeAll3() throws Exception {
1132		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1133	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1134	+	l.add(new StringTask());
1135	+	l.add(null);
1136		try {
949	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
950	–	l.add(new StringTask());
951	–	l.add(null);
1137		e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1138		shouldThrow();
1139		} catch (NullPointerException success) {
#	Line 962 | Line 1147 | public class ScheduledExecutorTest exten
1147		*/
1148		public void testTimedInvokeAll4() throws Exception {
1149		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1150	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1151	+	l.add(new NPETask());
1152	+	List<Future<String>> futures =
1153	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1154	+	assertEquals(1, futures.size());
1155		try {
1156	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
967	<	l.add(new NPETask());
968	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
969	<	assertEquals(1, result.size());
970	<	for (Future<String> future : result)
971	<	future.get();
1156	>	futures.get(0).get();
1157		shouldThrow();
1158		} catch (ExecutionException success) {
1159		assertTrue(success.getCause() instanceof NullPointerException);
#	Line 983 | Line 1168 | public class ScheduledExecutorTest exten
1168		public void testTimedInvokeAll5() throws Exception {
1169		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1170		try {
1171	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1171	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1172		l.add(new StringTask());
1173		l.add(new StringTask());
1174	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1175	<	assertEquals(2, result.size());
1176	<	for (Future<String> future : result)
1174	>	List<Future<String>> futures =
1175	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1176	>	assertEquals(2, futures.size());
1177	>	for (Future<String> future : futures)
1178		assertSame(TEST_STRING, future.get());
1179		} finally {
1180		joinPool(e);
#	Line 1001 | Line 1187 | public class ScheduledExecutorTest exten
1187		public void testTimedInvokeAll6() throws Exception {
1188		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1189		try {
1190	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1191	<	l.add(new StringTask());
1192	<	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1193	<	l.add(new StringTask());
1194	<	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1195	<	assertEquals(3, result.size());
1196	<	Iterator<Future<String>> it = result.iterator();
1197	<	Future<String> f1 = it.next();
1198	<	Future<String> f2 = it.next();
1199	<	Future<String> f3 = it.next();
1200	<	assertTrue(f1.isDone());
1201	<	assertTrue(f2.isDone());
1202	<	assertTrue(f3.isDone());
1203	<	assertFalse(f1.isCancelled());
1204	<	assertTrue(f2.isCancelled());
1190	>	for (long timeout = timeoutMillis();;) {
1191	>	List<Callable<String>> tasks = new ArrayList<>();
1192	>	tasks.add(new StringTask("0"));
1193	>	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1194	>	tasks.add(new StringTask("2"));
1195	>	long startTime = System.nanoTime();
1196	>	List<Future<String>> futures =
1197	>	e.invokeAll(tasks, timeout, MILLISECONDS);
1198	>	assertEquals(tasks.size(), futures.size());
1199	>	assertTrue(millisElapsedSince(startTime) >= timeout);
1200	>	for (Future future : futures)
1201	>	assertTrue(future.isDone());
1202	>	assertTrue(futures.get(1).isCancelled());
1203	>	try {
1204	>	assertEquals("0", futures.get(0).get());
1205	>	assertEquals("2", futures.get(2).get());
1206	>	break;
1207	>	} catch (CancellationException retryWithLongerTimeout) {
1208	>	timeout *= 2;
1209	>	if (timeout >= LONG_DELAY_MS / 2)
1210	>	fail("expected exactly one task to be cancelled");
1211	>	}
1212	>	}
1213		} finally {
1214		joinPool(e);
1215		}
1216		}
1217
1024	–
1218		}

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