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

Comparing jsr166/src/test/tck/ScheduledExecutorTest.java (file contents):
Revision 1.28 by jsr166, Tue Dec 1 09:48:12 2009 UTC vs.
Revision 1.48 by jsr166, Wed Sep 25 06:59:34 2013 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		*/
#	Line 10 | Line 10 | import junit.framework.*;
10		import java.util.*;
11		import java.util.concurrent.*;
12		import static java.util.concurrent.TimeUnit.MILLISECONDS;
13	<	import java.util.concurrent.atomic.*;
13	>	import java.util.concurrent.atomic.AtomicInteger;
14
15		public class ScheduledExecutorTest extends JSR166TestCase {
16		public static void main(String[] args) {
17	<	junit.textui.TestRunner.run (suite());
17	>	junit.textui.TestRunner.run(suite());
18		}
19		public static Test suite() {
20		return new TestSuite(ScheduledExecutorTest.class);
21		}
22
23	–
23		/**
24		* execute successfully executes a runnable
25		*/
26		public void testExecute() throws InterruptedException {
27	<	TrackedShortRunnable runnable =new TrackedShortRunnable();
28	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
29	<	p1.execute(runnable);
30	<	assertFalse(runnable.done);
31	<	Thread.sleep(SHORT_DELAY_MS);
32	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
33	<	Thread.sleep(MEDIUM_DELAY_MS);
34	<	assertTrue(runnable.done);
35	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
36	<	joinPool(p1);
27	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
28	>	final CountDownLatch done = new CountDownLatch(1);
29	>	final Runnable task = new CheckedRunnable() {
30	>	public void realRun() {
31	>	done.countDown();
32	>	}};
33	>	try {
34	>	p.execute(task);
35	>	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
36	>	} finally {
37	>	joinPool(p);
38	>	}
39		}
40
40	–
41		/**
42		* delayed schedule of callable successfully executes after delay
43		*/
44		public void testSchedule1() throws Exception {
45	<	TrackedCallable callable = new TrackedCallable();
46	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
47	<	Future f = p1.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
48	<	assertFalse(callable.done);
49	<	Thread.sleep(MEDIUM_DELAY_MS);
50	<	assertTrue(callable.done);
51	<	assertEquals(Boolean.TRUE, f.get());
52	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
53	<	joinPool(p1);
45	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
46	>	final long startTime = System.nanoTime();
47	>	final CountDownLatch done = new CountDownLatch(1);
48	>	try {
49	>	Callable task = new CheckedCallable<Boolean>() {
50	>	public Boolean realCall() {
51	>	done.countDown();
52	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
53	>	return Boolean.TRUE;
54	>	}};
55	>	Future f = p.schedule(task, timeoutMillis(), MILLISECONDS);
56	>	assertSame(Boolean.TRUE, f.get());
57	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
58	>	assertTrue(done.await(0L, MILLISECONDS));
59	>	} finally {
60	>	joinPool(p);
61	>	}
62		}
63
64		/**
65	<	*  delayed schedule of runnable successfully executes after delay
66	<	*/
67	<	public void testSchedule3() throws InterruptedException {
68	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
69	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
70	<	p1.schedule(runnable, SMALL_DELAY_MS, MILLISECONDS);
71	<	Thread.sleep(SHORT_DELAY_MS);
72	<	assertFalse(runnable.done);
73	<	Thread.sleep(MEDIUM_DELAY_MS);
74	<	assertTrue(runnable.done);
75	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
76	<	joinPool(p1);
65	>	* delayed schedule of runnable successfully executes after delay
66	>	*/
67	>	public void testSchedule3() throws Exception {
68	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
69	>	final long startTime = System.nanoTime();
70	>	final CountDownLatch done = new CountDownLatch(1);
71	>	try {
72	>	Runnable task = new CheckedRunnable() {
73	>	public void realRun() {
74	>	done.countDown();
75	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
76	>	}};
77	>	Future f = p.schedule(task, timeoutMillis(), MILLISECONDS);
78	>	await(done);
79	>	assertNull(f.get(LONG_DELAY_MS, MILLISECONDS));
80	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
81	>	} finally {
82	>	joinPool(p);
83	>	}
84		}
85
86		/**
87		* scheduleAtFixedRate executes runnable after given initial delay
88		*/
89	<	public void testSchedule4() throws InterruptedException {
90	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
91	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
92	<	ScheduledFuture h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, MILLISECONDS);
93	<	assertFalse(runnable.done);
94	<	Thread.sleep(MEDIUM_DELAY_MS);
95	<	assertTrue(runnable.done);
96	<	h.cancel(true);
97	<	joinPool(p1);
98	<	}
99	<
100	<	static class RunnableCounter implements Runnable {
101	<	AtomicInteger count = new AtomicInteger(0);
102	<	public void run() { count.getAndIncrement(); }
89	>	public void testSchedule4() throws Exception {
90	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
91	>	final long startTime = System.nanoTime();
92	>	final CountDownLatch done = new CountDownLatch(1);
93	>	try {
94	>	Runnable task = new CheckedRunnable() {
95	>	public void realRun() {
96	>	done.countDown();
97	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
98	>	}};
99	>	ScheduledFuture f =
100	>	p.scheduleAtFixedRate(task, timeoutMillis(),
101	>	LONG_DELAY_MS, MILLISECONDS);
102	>	await(done);
103	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
104	>	f.cancel(true);
105	>	} finally {
106	>	joinPool(p);
107	>	}
108		}
109
110		/**
111		* scheduleWithFixedDelay executes runnable after given initial delay
112		*/
113	<	public void testSchedule5() throws InterruptedException {
114	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
115	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
116	<	ScheduledFuture h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, MILLISECONDS);
117	<	assertFalse(runnable.done);
118	<	Thread.sleep(MEDIUM_DELAY_MS);
119	<	assertTrue(runnable.done);
120	<	h.cancel(true);
121	<	joinPool(p1);
113	>	public void testSchedule5() throws Exception {
114	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
115	>	final long startTime = System.nanoTime();
116	>	final CountDownLatch done = new CountDownLatch(1);
117	>	try {
118	>	Runnable task = new CheckedRunnable() {
119	>	public void realRun() {
120	>	done.countDown();
121	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
122	>	}};
123	>	ScheduledFuture f =
124	>	p.scheduleWithFixedDelay(task, timeoutMillis(),
125	>	LONG_DELAY_MS, MILLISECONDS);
126	>	await(done);
127	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
128	>	f.cancel(true);
129	>	} finally {
130	>	joinPool(p);
131	>	}
132	>	}
133	>
134	>	static class RunnableCounter implements Runnable {
135	>	AtomicInteger count = new AtomicInteger(0);
136	>	public void run() { count.getAndIncrement(); }
137		}
138
139		/**
140		* scheduleAtFixedRate executes series of tasks at given rate
141		*/
142		public void testFixedRateSequence() throws InterruptedException {
143	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
144	<	RunnableCounter counter = new RunnableCounter();
145	<	ScheduledFuture h =
146	<	p1.scheduleAtFixedRate(counter, 0, 1, MILLISECONDS);
147	<	Thread.sleep(SMALL_DELAY_MS);
148	<	h.cancel(true);
149	<	int c = counter.count.get();
150	<	// By time scaling conventions, we must have at least
151	<	// an execution per SHORT delay, but no more than one SHORT more
152	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
153	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
154	<	joinPool(p1);
143	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
144	>	try {
145	>	for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
146	>	long startTime = System.nanoTime();
147	>	int cycles = 10;
148	>	final CountDownLatch done = new CountDownLatch(cycles);
149	>	CheckedRunnable task = new CheckedRunnable() {
150	>	public void realRun() { done.countDown(); }};
151	>	ScheduledFuture h =
152	>	p.scheduleAtFixedRate(task, 0, delay, MILLISECONDS);
153	>	done.await();
154	>	h.cancel(true);
155	>	double normalizedTime =
156	>	(double) millisElapsedSince(startTime) / delay;
157	>	if (normalizedTime >= cycles - 1 &&
158	>	normalizedTime <= cycles)
159	>	return;
160	>	}
161	>	throw new AssertionError("unexpected execution rate");
162	>	} finally {
163	>	joinPool(p);
164	>	}
165		}
166
167		/**
168		* scheduleWithFixedDelay executes series of tasks with given period
169		*/
170		public void testFixedDelaySequence() throws InterruptedException {
171	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
172	<	RunnableCounter counter = new RunnableCounter();
173	<	ScheduledFuture h =
174	<	p1.scheduleWithFixedDelay(counter, 0, 1, MILLISECONDS);
175	<	Thread.sleep(SMALL_DELAY_MS);
176	<	h.cancel(true);
177	<	int c = counter.count.get();
178	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
179	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
180	<	joinPool(p1);
171	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
172	>	try {
173	>	for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
174	>	long startTime = System.nanoTime();
175	>	int cycles = 10;
176	>	final CountDownLatch done = new CountDownLatch(cycles);
177	>	CheckedRunnable task = new CheckedRunnable() {
178	>	public void realRun() { done.countDown(); }};
179	>	ScheduledFuture h =
180	>	p.scheduleWithFixedDelay(task, 0, delay, MILLISECONDS);
181	>	done.await();
182	>	h.cancel(true);
183	>	double normalizedTime =
184	>	(double) millisElapsedSince(startTime) / delay;
185	>	if (normalizedTime >= cycles - 1 &&
186	>	normalizedTime <= cycles)
187	>	return;
188	>	}
189	>	throw new AssertionError("unexpected execution rate");
190	>	} finally {
191	>	joinPool(p);
192	>	}
193		}
194
138	–
195		/**
196	<	*  execute (null) throws NPE
196	>	* execute(null) throws NPE
197		*/
198		public void testExecuteNull() throws InterruptedException {
199		ScheduledThreadPoolExecutor se = null;
#	Line 151 | Line 207 | public class ScheduledExecutorTest exten
207		}
208
209		/**
210	<	* schedule (null) throws NPE
210	>	* schedule(null) throws NPE
211		*/
212		public void testScheduleNull() throws InterruptedException {
213		ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
#	Line 199 | Line 255 | public class ScheduledExecutorTest exten
255		/**
256		* schedule callable throws RejectedExecutionException if shutdown
257		*/
258	<	public void testSchedule3_RejectedExecutionException() throws InterruptedException {
259	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
260	<	try {
258	>	public void testSchedule3_RejectedExecutionException() throws InterruptedException {
259	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
260	>	try {
261		se.shutdown();
262		se.schedule(new NoOpCallable(),
263		MEDIUM_DELAY_MS, MILLISECONDS);
#	Line 209 | Line 265 | public class ScheduledExecutorTest exten
265		} catch (RejectedExecutionException success) {
266		} catch (SecurityException ok) {
267		}
268	<	joinPool(se);
268	>	joinPool(se);
269		}
270
271		/**
272	<	*  scheduleAtFixedRate throws RejectedExecutionException if shutdown
272	>	* scheduleAtFixedRate throws RejectedExecutionException if shutdown
273		*/
274		public void testScheduleAtFixedRate1_RejectedExecutionException() throws InterruptedException {
275		ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
#	Line 245 | Line 301 | public class ScheduledExecutorTest exten
301		}
302
303		/**
304	<	*  getActiveCount increases but doesn't overestimate, when a
305	<	*  thread becomes active
304	>	* getActiveCount increases but doesn't overestimate, when a
305	>	* thread becomes active
306		*/
307		public void testGetActiveCount() throws InterruptedException {
308	<	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
309	<	assertEquals(0, p2.getActiveCount());
310	<	p2.execute(new SmallRunnable());
311	<	Thread.sleep(SHORT_DELAY_MS);
312	<	assertEquals(1, p2.getActiveCount());
313	<	joinPool(p2);
308	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2);
309	>	final CountDownLatch threadStarted = new CountDownLatch(1);
310	>	final CountDownLatch done = new CountDownLatch(1);
311	>	try {
312	>	assertEquals(0, p.getActiveCount());
313	>	p.execute(new CheckedRunnable() {
314	>	public void realRun() throws InterruptedException {
315	>	threadStarted.countDown();
316	>	assertEquals(1, p.getActiveCount());
317	>	done.await();
318	>	}});
319	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
320	>	assertEquals(1, p.getActiveCount());
321	>	} finally {
322	>	done.countDown();
323	>	joinPool(p);
324	>	}
325		}
326
327		/**
328	<	*    getCompletedTaskCount increases, but doesn't overestimate,
329	<	*   when tasks complete
328	>	* getCompletedTaskCount increases, but doesn't overestimate,
329	>	* when tasks complete
330		*/
331		public void testGetCompletedTaskCount() throws InterruptedException {
332	<	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
333	<	assertEquals(0, p2.getCompletedTaskCount());
334	<	p2.execute(new SmallRunnable());
335	<	Thread.sleep(MEDIUM_DELAY_MS);
336	<	assertEquals(1, p2.getCompletedTaskCount());
337	<	joinPool(p2);
332	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2);
333	>	final CountDownLatch threadStarted = new CountDownLatch(1);
334	>	final CountDownLatch threadProceed = new CountDownLatch(1);
335	>	final CountDownLatch threadDone = new CountDownLatch(1);
336	>	try {
337	>	assertEquals(0, p.getCompletedTaskCount());
338	>	p.execute(new CheckedRunnable() {
339	>	public void realRun() throws InterruptedException {
340	>	threadStarted.countDown();
341	>	assertEquals(0, p.getCompletedTaskCount());
342	>	threadProceed.await();
343	>	threadDone.countDown();
344	>	}});
345	>	await(threadStarted);
346	>	assertEquals(0, p.getCompletedTaskCount());
347	>	threadProceed.countDown();
348	>	threadDone.await();
349	>	long startTime = System.nanoTime();
350	>	while (p.getCompletedTaskCount() != 1) {
351	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
352	>	fail("timed out");
353	>	Thread.yield();
354	>	}
355	>	} finally {
356	>	joinPool(p);
357	>	}
358		}
359
360		/**
361	<	*  getCorePoolSize returns size given in constructor if not otherwise set
361	>	* getCorePoolSize returns size given in constructor if not otherwise set
362		*/
363		public void testGetCorePoolSize() throws InterruptedException {
364	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
365	<	assertEquals(1, p1.getCorePoolSize());
366	<	joinPool(p1);
364	>	ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
365	>	assertEquals(1, p.getCorePoolSize());
366	>	joinPool(p);
367		}
368
369		/**
370	<	*    getLargestPoolSize increases, but doesn't overestimate, when
371	<	*   multiple threads active
370	>	* getLargestPoolSize increases, but doesn't overestimate, when
371	>	* multiple threads active
372		*/
373		public void testGetLargestPoolSize() throws InterruptedException {
374	<	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
375	<	assertEquals(0, p2.getLargestPoolSize());
376	<	p2.execute(new SmallRunnable());
377	<	p2.execute(new SmallRunnable());
378	<	Thread.sleep(SHORT_DELAY_MS);
379	<	assertEquals(2, p2.getLargestPoolSize());
380	<	joinPool(p2);
374	>	final int THREADS = 3;
375	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(THREADS);
376	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
377	>	final CountDownLatch done = new CountDownLatch(1);
378	>	try {
379	>	assertEquals(0, p.getLargestPoolSize());
380	>	for (int i = 0; i < THREADS; i++)
381	>	p.execute(new CheckedRunnable() {
382	>	public void realRun() throws InterruptedException {
383	>	threadsStarted.countDown();
384	>	done.await();
385	>	assertEquals(THREADS, p.getLargestPoolSize());
386	>	}});
387	>	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
388	>	assertEquals(THREADS, p.getLargestPoolSize());
389	>	} finally {
390	>	done.countDown();
391	>	joinPool(p);
392	>	assertEquals(THREADS, p.getLargestPoolSize());
393	>	}
394		}
395
396		/**
397	<	*   getPoolSize increases, but doesn't overestimate, when threads
398	<	*   become active
397	>	* getPoolSize increases, but doesn't overestimate, when threads
398	>	* become active
399		*/
400		public void testGetPoolSize() throws InterruptedException {
401	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
402	<	assertEquals(0, p1.getPoolSize());
403	<	p1.execute(new SmallRunnable());
404	<	assertEquals(1, p1.getPoolSize());
405	<	joinPool(p1);
401	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
402	>	final CountDownLatch threadStarted = new CountDownLatch(1);
403	>	final CountDownLatch done = new CountDownLatch(1);
404	>	try {
405	>	assertEquals(0, p.getPoolSize());
406	>	p.execute(new CheckedRunnable() {
407	>	public void realRun() throws InterruptedException {
408	>	threadStarted.countDown();
409	>	assertEquals(1, p.getPoolSize());
410	>	done.await();
411	>	}});
412	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
413	>	assertEquals(1, p.getPoolSize());
414	>	} finally {
415	>	done.countDown();
416	>	joinPool(p);
417	>	}
418		}
419
420		/**
421	<	*    getTaskCount increases, but doesn't overestimate, when tasks
422	<	*    submitted
421	>	* getTaskCount increases, but doesn't overestimate, when tasks
422	>	* submitted
423		*/
424		public void testGetTaskCount() throws InterruptedException {
425	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
426	<	assertEquals(0, p1.getTaskCount());
427	<	for (int i = 0; i < 5; i++)
428	<	p1.execute(new SmallRunnable());
429	<	Thread.sleep(SHORT_DELAY_MS);
430	<	assertEquals(5, p1.getTaskCount());
431	<	joinPool(p1);
425	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
426	>	final CountDownLatch threadStarted = new CountDownLatch(1);
427	>	final CountDownLatch done = new CountDownLatch(1);
428	>	final int TASKS = 5;
429	>	try {
430	>	assertEquals(0, p.getTaskCount());
431	>	for (int i = 0; i < TASKS; i++)
432	>	p.execute(new CheckedRunnable() {
433	>	public void realRun() throws InterruptedException {
434	>	threadStarted.countDown();
435	>	done.await();
436	>	}});
437	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
438	>	assertEquals(TASKS, p.getTaskCount());
439	>	} finally {
440	>	done.countDown();
441	>	joinPool(p);
442	>	}
443		}
444
445		/**
#	Line 355 | Line 478 | public class ScheduledExecutorTest exten
478		}
479
480		/**
481	<	*   is isShutDown is false before shutdown, true after
481	>	* isShutdown is false before shutdown, true after
482		*/
483		public void testIsShutdown() {
484
485	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
485	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
486		try {
487	<	assertFalse(p1.isShutdown());
487	>	assertFalse(p.isShutdown());
488		}
489		finally {
490	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
490	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
491		}
492	<	assertTrue(p1.isShutdown());
492	>	assertTrue(p.isShutdown());
493		}
494
372	–
495		/**
496	<	*   isTerminated is false before termination, true after
496	>	* isTerminated is false before termination, true after
497		*/
498		public void testIsTerminated() throws InterruptedException {
499	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
499	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
500	>	final CountDownLatch threadStarted = new CountDownLatch(1);
501	>	final CountDownLatch done = new CountDownLatch(1);
502	>	assertFalse(p.isTerminated());
503		try {
504	<	p1.execute(new SmallRunnable());
504	>	p.execute(new CheckedRunnable() {
505	>	public void realRun() throws InterruptedException {
506	>	assertFalse(p.isTerminated());
507	>	threadStarted.countDown();
508	>	done.await();
509	>	}});
510	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
511	>	assertFalse(p.isTerminating());
512	>	done.countDown();
513		} finally {
514	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
514	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
515		}
516	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
517	<	assertTrue(p1.isTerminated());
516	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
517	>	assertTrue(p.isTerminated());
518		}
519
520		/**
521	<	*  isTerminating is not true when running or when terminated
521	>	* isTerminating is not true when running or when terminated
522		*/
523		public void testIsTerminating() throws InterruptedException {
524	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
525	<	assertFalse(p1.isTerminating());
526	<	try {
527	<	p1.execute(new SmallRunnable());
528	<	assertFalse(p1.isTerminating());
529	<	} finally {
530	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
531	<	}
532	<
533	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
534	<	assertTrue(p1.isTerminated());
535	<	assertFalse(p1.isTerminating());
524	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
525	>	final CountDownLatch threadStarted = new CountDownLatch(1);
526	>	final CountDownLatch done = new CountDownLatch(1);
527	>	try {
528	>	assertFalse(p.isTerminating());
529	>	p.execute(new CheckedRunnable() {
530	>	public void realRun() throws InterruptedException {
531	>	assertFalse(p.isTerminating());
532	>	threadStarted.countDown();
533	>	done.await();
534	>	}});
535	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
536	>	assertFalse(p.isTerminating());
537	>	done.countDown();
538	>	} finally {
539	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
540	>	}
541	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
542	>	assertTrue(p.isTerminated());
543	>	assertFalse(p.isTerminating());
544		}
545
546		/**
547		* getQueue returns the work queue, which contains queued tasks
548		*/
549		public void testGetQueue() throws InterruptedException {
550	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
551	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
552	<	for (int i = 0; i < 5; i++) {
412	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS);
413	<	}
550	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
551	>	final CountDownLatch threadStarted = new CountDownLatch(1);
552	>	final CountDownLatch done = new CountDownLatch(1);
553		try {
554	<	Thread.sleep(SHORT_DELAY_MS);
555	<	BlockingQueue<Runnable> q = p1.getQueue();
556	<	assertTrue(q.contains(tasks[4]));
554	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
555	>	for (int i = 0; i < tasks.length; i++) {
556	>	Runnable r = new CheckedRunnable() {
557	>	public void realRun() throws InterruptedException {
558	>	threadStarted.countDown();
559	>	done.await();
560	>	}};
561	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
562	>	}
563	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
564	>	BlockingQueue<Runnable> q = p.getQueue();
565	>	assertTrue(q.contains(tasks[tasks.length - 1]));
566		assertFalse(q.contains(tasks[0]));
567		} finally {
568	<	joinPool(p1);
568	>	done.countDown();
569	>	joinPool(p);
570		}
571		}
572
#	Line 425 | Line 574 | public class ScheduledExecutorTest exten
574		* remove(task) removes queued task, and fails to remove active task
575		*/
576		public void testRemove() throws InterruptedException {
577	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
577	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
578		ScheduledFuture[] tasks = new ScheduledFuture[5];
579	<	for (int i = 0; i < 5; i++) {
580	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS);
432	<	}
579	>	final CountDownLatch threadStarted = new CountDownLatch(1);
580	>	final CountDownLatch done = new CountDownLatch(1);
581		try {
582	<	Thread.sleep(SHORT_DELAY_MS);
583	<	BlockingQueue<Runnable> q = p1.getQueue();
584	<	assertFalse(p1.remove((Runnable)tasks[0]));
582	>	for (int i = 0; i < tasks.length; i++) {
583	>	Runnable r = new CheckedRunnable() {
584	>	public void realRun() throws InterruptedException {
585	>	threadStarted.countDown();
586	>	done.await();
587	>	}};
588	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
589	>	}
590	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
591	>	BlockingQueue<Runnable> q = p.getQueue();
592	>	assertFalse(p.remove((Runnable)tasks[0]));
593		assertTrue(q.contains((Runnable)tasks[4]));
594		assertTrue(q.contains((Runnable)tasks[3]));
595	<	assertTrue(p1.remove((Runnable)tasks[4]));
596	<	assertFalse(p1.remove((Runnable)tasks[4]));
595	>	assertTrue(p.remove((Runnable)tasks[4]));
596	>	assertFalse(p.remove((Runnable)tasks[4]));
597		assertFalse(q.contains((Runnable)tasks[4]));
598		assertTrue(q.contains((Runnable)tasks[3]));
599	<	assertTrue(p1.remove((Runnable)tasks[3]));
599	>	assertTrue(p.remove((Runnable)tasks[3]));
600		assertFalse(q.contains((Runnable)tasks[3]));
601		} finally {
602	<	joinPool(p1);
602	>	done.countDown();
603	>	joinPool(p);
604		}
605		}
606
607		/**
608	<	*  purge removes cancelled tasks from the queue
608	>	* purge eventually removes cancelled tasks from the queue
609		*/
610		public void testPurge() throws InterruptedException {
611	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
611	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
612		ScheduledFuture[] tasks = new ScheduledFuture[5];
613	<	for (int i = 0; i < 5; i++) {
614	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
615	<	}
613	>	for (int i = 0; i < tasks.length; i++)
614	>	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(),
615	>	LONG_DELAY_MS, MILLISECONDS);
616		try {
617	<	int max = 5;
617	>	int max = tasks.length;
618		if (tasks[4].cancel(true)) --max;
619		if (tasks[3].cancel(true)) --max;
620		// There must eventually be an interference-free point at
621		// which purge will not fail. (At worst, when queue is empty.)
622	<	int k;
623	<	for (k = 0; k < SMALL_DELAY_MS; ++k) {
624	<	p1.purge();
625	<	long count = p1.getTaskCount();
626	<	if (count >= 0 && count <= max)
627	<	break;
628	<	Thread.sleep(1);
629	<	}
473	<	assertTrue(k < SMALL_DELAY_MS);
622	>	long startTime = System.nanoTime();
623	>	do {
624	>	p.purge();
625	>	long count = p.getTaskCount();
626	>	if (count == max)
627	>	return;
628	>	} while (millisElapsedSince(startTime) < MEDIUM_DELAY_MS);
629	>	fail("Purge failed to remove cancelled tasks");
630		} finally {
631	<	joinPool(p1);
631	>	for (ScheduledFuture task : tasks)
632	>	task.cancel(true);
633	>	joinPool(p);
634		}
635		}
636
637		/**
638	<	*  shutDownNow returns a list containing tasks that were not run
638	>	* shutdownNow returns a list containing tasks that were not run
639		*/
640	<	public void testShutDownNow() throws InterruptedException {
641	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
640	>	public void testShutdownNow() {
641	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
642		for (int i = 0; i < 5; i++)
643	<	p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
644	<	List l;
643	>	p.schedule(new SmallPossiblyInterruptedRunnable(),
644	>	LONG_DELAY_MS, MILLISECONDS);
645		try {
646	<	l = p1.shutdownNow();
646	>	List<Runnable> l = p.shutdownNow();
647	>	assertTrue(p.isShutdown());
648	>	assertEquals(5, l.size());
649		} catch (SecurityException ok) {
650	<	return;
650	>	// Allowed in case test doesn't have privs
651	>	} finally {
652	>	joinPool(p);
653		}
492	–	assertTrue(p1.isShutdown());
493	–	assertTrue(l.size() > 0 && l.size() <= 5);
494	–	joinPool(p1);
654		}
655
656		/**
657		* In default setting, shutdown cancels periodic but not delayed
658		* tasks at shutdown
659		*/
660	<	public void testShutDown1() throws InterruptedException {
661	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
662	<	assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
663	<	assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
660	>	public void testShutdown1() throws InterruptedException {
661	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
662	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
663	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
664
665		ScheduledFuture[] tasks = new ScheduledFuture[5];
666	<	for (int i = 0; i < 5; i++)
667	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, MILLISECONDS);
668	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
669	<	BlockingQueue q = p1.getQueue();
670	<	for (Iterator it = q.iterator(); it.hasNext();) {
671	<	ScheduledFuture t = (ScheduledFuture)it.next();
672	<	assertFalse(t.isCancelled());
673	<	}
674	<	assertTrue(p1.isShutdown());
675	<	Thread.sleep(SMALL_DELAY_MS);
676	<	for (int i = 0; i < 5; ++i) {
677	<	assertTrue(tasks[i].isDone());
678	<	assertFalse(tasks[i].isCancelled());
666	>	for (int i = 0; i < tasks.length; i++)
667	>	tasks[i] = p.schedule(new NoOpRunnable(),
668	>	SHORT_DELAY_MS, MILLISECONDS);
669	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
670	>	BlockingQueue<Runnable> q = p.getQueue();
671	>	for (ScheduledFuture task : tasks) {
672	>	assertFalse(task.isDone());
673	>	assertFalse(task.isCancelled());
674	>	assertTrue(q.contains(task));
675	>	}
676	>	assertTrue(p.isShutdown());
677	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
678	>	assertTrue(p.isTerminated());
679	>	for (ScheduledFuture task : tasks) {
680	>	assertTrue(task.isDone());
681	>	assertFalse(task.isCancelled());
682		}
683		}
684
523	–
685		/**
686		* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
687		* delayed tasks are cancelled at shutdown
688		*/
689	<	public void testShutDown2() throws InterruptedException {
690	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
691	<	p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
689	>	public void testShutdown2() throws InterruptedException {
690	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
691	>	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
692	>	assertFalse(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
693	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
694		ScheduledFuture[] tasks = new ScheduledFuture[5];
695	<	for (int i = 0; i < 5; i++)
696	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, MILLISECONDS);
697	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
698	<	assertTrue(p1.isShutdown());
699	<	BlockingQueue q = p1.getQueue();
695	>	for (int i = 0; i < tasks.length; i++)
696	>	tasks[i] = p.schedule(new NoOpRunnable(),
697	>	SHORT_DELAY_MS, MILLISECONDS);
698	>	BlockingQueue q = p.getQueue();
699	>	assertEquals(tasks.length, q.size());
700	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
701	>	assertTrue(p.isShutdown());
702		assertTrue(q.isEmpty());
703	<	Thread.sleep(SMALL_DELAY_MS);
704	<	assertTrue(p1.isTerminated());
703	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
704	>	assertTrue(p.isTerminated());
705	>	for (ScheduledFuture task : tasks) {
706	>	assertTrue(task.isDone());
707	>	assertTrue(task.isCancelled());
708	>	}
709		}
710
542	–
711		/**
712		* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
713	<	* periodic tasks are not cancelled at shutdown
713	>	* periodic tasks are cancelled at shutdown
714		*/
715	<	public void testShutDown3() throws InterruptedException {
716	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
717	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
715	>	public void testShutdown3() throws InterruptedException {
716	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
717	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
718	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
719	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
720	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
721	>	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
722	>	long initialDelay = LONG_DELAY_MS;
723		ScheduledFuture task =
724	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, MILLISECONDS);
725	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
726	<	assertTrue(p1.isShutdown());
727	<	BlockingQueue q = p1.getQueue();
728	<	assertTrue(q.isEmpty());
729	<	Thread.sleep(SHORT_DELAY_MS);
730	<	assertTrue(p1.isTerminated());
724	>	p.scheduleAtFixedRate(new NoOpRunnable(), initialDelay,
725	>	5, MILLISECONDS);
726	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
727	>	assertTrue(p.isShutdown());
728	>	assertTrue(p.getQueue().isEmpty());
729	>	assertTrue(task.isDone());
730	>	assertTrue(task.isCancelled());
731	>	joinPool(p);
732		}
733
734		/**
735		* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
736	<	* periodic tasks are cancelled at shutdown
736	>	* periodic tasks are not cancelled at shutdown
737		*/
738	<	public void testShutDown4() throws InterruptedException {
739	<	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
738	>	public void testShutdown4() throws InterruptedException {
739	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
740	>	final CountDownLatch counter = new CountDownLatch(2);
741		try {
742	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
742	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
743	>	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
744	>	assertTrue(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
745	>	final Runnable r = new CheckedRunnable() {
746	>	public void realRun() {
747	>	counter.countDown();
748	>	}};
749		ScheduledFuture task =
750	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 1, 1, MILLISECONDS);
750	>	p.scheduleAtFixedRate(r, 1, 1, MILLISECONDS);
751	>	assertFalse(task.isDone());
752		assertFalse(task.isCancelled());
753	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
753	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
754		assertFalse(task.isCancelled());
755	<	assertFalse(p1.isTerminated());
756	<	assertTrue(p1.isShutdown());
757	<	Thread.sleep(SHORT_DELAY_MS);
755	>	assertFalse(p.isTerminated());
756	>	assertTrue(p.isShutdown());
757	>	assertTrue(counter.await(SMALL_DELAY_MS, MILLISECONDS));
758		assertFalse(task.isCancelled());
759	<	assertTrue(task.cancel(true));
759	>	assertTrue(task.cancel(false));
760		assertTrue(task.isDone());
761	<	Thread.sleep(SHORT_DELAY_MS);
762	<	assertTrue(p1.isTerminated());
761	>	assertTrue(task.isCancelled());
762	>	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
763	>	assertTrue(p.isTerminated());
764		}
765		finally {
766	<	joinPool(p1);
766	>	joinPool(p);
767		}
768		}
769
#	Line 658 | Line 841 | public class ScheduledExecutorTest exten
841		* invokeAny(c) throws NPE if c has null elements
842		*/
843		public void testInvokeAny3() throws Exception {
844	<	final CountDownLatch latch = new CountDownLatch(1);
844	>	CountDownLatch latch = new CountDownLatch(1);
845		ExecutorService e = new ScheduledThreadPoolExecutor(2);
846	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
847	+	l.add(latchAwaitingStringTask(latch));
848	+	l.add(null);
849		try {
664	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
665	–	l.add(new Callable<String>() {
666	–	public String call() {
667	–	try {
668	–	latch.await();
669	–	} catch (InterruptedException quittingTime) {}
670	–	return TEST_STRING;
671	–	}});
672	–	l.add(null);
850		e.invokeAny(l);
851		shouldThrow();
852		} catch (NullPointerException success) {
#	Line 684 | Line 861 | public class ScheduledExecutorTest exten
861		*/
862		public void testInvokeAny4() throws Exception {
863		ExecutorService e = new ScheduledThreadPoolExecutor(2);
864	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
865	+	l.add(new NPETask());
866		try {
688	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
689	–	l.add(new NPETask());
867		e.invokeAny(l);
868		shouldThrow();
869		} catch (ExecutionException success) {
#	Line 702 | Line 879 | public class ScheduledExecutorTest exten
879		public void testInvokeAny5() throws Exception {
880		ExecutorService e = new ScheduledThreadPoolExecutor(2);
881		try {
882	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
882	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
883		l.add(new StringTask());
884		l.add(new StringTask());
885		String result = e.invokeAny(l);
#	Line 744 | Line 921 | public class ScheduledExecutorTest exten
921		*/
922		public void testInvokeAll3() throws Exception {
923		ExecutorService e = new ScheduledThreadPoolExecutor(2);
924	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
925	+	l.add(new StringTask());
926	+	l.add(null);
927		try {
748	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
749	–	l.add(new StringTask());
750	–	l.add(null);
928		e.invokeAll(l);
929		shouldThrow();
930		} catch (NullPointerException success) {
#	Line 761 | Line 938 | public class ScheduledExecutorTest exten
938		*/
939		public void testInvokeAll4() throws Exception {
940		ExecutorService e = new ScheduledThreadPoolExecutor(2);
941	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
942	+	l.add(new NPETask());
943	+	List<Future<String>> futures = e.invokeAll(l);
944	+	assertEquals(1, futures.size());
945		try {
946	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
766	<	l.add(new NPETask());
767	<	List<Future<String>> result = e.invokeAll(l);
768	<	assertEquals(1, result.size());
769	<	for (Future<String> future : result)
770	<	future.get();
946	>	futures.get(0).get();
947		shouldThrow();
948		} catch (ExecutionException success) {
949		assertTrue(success.getCause() instanceof NullPointerException);
#	Line 782 | Line 958 | public class ScheduledExecutorTest exten
958		public void testInvokeAll5() throws Exception {
959		ExecutorService e = new ScheduledThreadPoolExecutor(2);
960		try {
961	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
961	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
962		l.add(new StringTask());
963		l.add(new StringTask());
964	<	List<Future<String>> result = e.invokeAll(l);
965	<	assertEquals(2, result.size());
966	<	for (Future<String> future : result)
964	>	List<Future<String>> futures = e.invokeAll(l);
965	>	assertEquals(2, futures.size());
966	>	for (Future<String> future : futures)
967		assertSame(TEST_STRING, future.get());
968		} finally {
969		joinPool(e);
#	Line 813 | Line 989 | public class ScheduledExecutorTest exten
989		*/
990		public void testTimedInvokeAnyNullTimeUnit() throws Exception {
991		ExecutorService e = new ScheduledThreadPoolExecutor(2);
992	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
993	+	l.add(new StringTask());
994		try {
817	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
818	–	l.add(new StringTask());
995		e.invokeAny(l, MEDIUM_DELAY_MS, null);
996		shouldThrow();
997		} catch (NullPointerException success) {
#	Line 842 | Line 1018 | public class ScheduledExecutorTest exten
1018		* timed invokeAny(c) throws NPE if c has null elements
1019		*/
1020		public void testTimedInvokeAny3() throws Exception {
1021	<	final CountDownLatch latch = new CountDownLatch(1);
1021	>	CountDownLatch latch = new CountDownLatch(1);
1022		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1023	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1024	+	l.add(latchAwaitingStringTask(latch));
1025	+	l.add(null);
1026		try {
848	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
849	–	l.add(new Callable<String>() {
850	–	public String call() {
851	–	try {
852	–	latch.await();
853	–	} catch (InterruptedException quittingTime) {}
854	–	return TEST_STRING;
855	–	}});
856	–	l.add(null);
1027		e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1028		shouldThrow();
1029		} catch (NullPointerException success) {
#	Line 868 | Line 1038 | public class ScheduledExecutorTest exten
1038		*/
1039		public void testTimedInvokeAny4() throws Exception {
1040		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1041	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1042	+	l.add(new NPETask());
1043		try {
872	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
873	–	l.add(new NPETask());
1044		e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1045		shouldThrow();
1046		} catch (ExecutionException success) {
#	Line 886 | Line 1056 | public class ScheduledExecutorTest exten
1056		public void testTimedInvokeAny5() throws Exception {
1057		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1058		try {
1059	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1059	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1060		l.add(new StringTask());
1061		l.add(new StringTask());
1062		String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
#	Line 915 | Line 1085 | public class ScheduledExecutorTest exten
1085		*/
1086		public void testTimedInvokeAllNullTimeUnit() throws Exception {
1087		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1088	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1089	+	l.add(new StringTask());
1090		try {
919	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
920	–	l.add(new StringTask());
1091		e.invokeAll(l, MEDIUM_DELAY_MS, null);
1092		shouldThrow();
1093		} catch (NullPointerException success) {
#	Line 944 | Line 1114 | public class ScheduledExecutorTest exten
1114		*/
1115		public void testTimedInvokeAll3() throws Exception {
1116		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1117	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1118	+	l.add(new StringTask());
1119	+	l.add(null);
1120		try {
948	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
949	–	l.add(new StringTask());
950	–	l.add(null);
1121		e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1122		shouldThrow();
1123		} catch (NullPointerException success) {
#	Line 961 | Line 1131 | public class ScheduledExecutorTest exten
1131		*/
1132		public void testTimedInvokeAll4() throws Exception {
1133		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1134	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1135	+	l.add(new NPETask());
1136	+	List<Future<String>> futures =
1137	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1138	+	assertEquals(1, futures.size());
1139		try {
1140	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
966	<	l.add(new NPETask());
967	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
968	<	assertEquals(1, result.size());
969	<	for (Future<String> future : result)
970	<	future.get();
1140	>	futures.get(0).get();
1141		shouldThrow();
1142		} catch (ExecutionException success) {
1143		assertTrue(success.getCause() instanceof NullPointerException);
#	Line 982 | Line 1152 | public class ScheduledExecutorTest exten
1152		public void testTimedInvokeAll5() throws Exception {
1153		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1154		try {
1155	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1155	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1156		l.add(new StringTask());
1157		l.add(new StringTask());
1158	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1159	<	assertEquals(2, result.size());
1160	<	for (Future<String> future : result)
1158	>	List<Future<String>> futures =
1159	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1160	>	assertEquals(2, futures.size());
1161	>	for (Future<String> future : futures)
1162		assertSame(TEST_STRING, future.get());
1163		} finally {
1164		joinPool(e);
#	Line 1000 | Line 1171 | public class ScheduledExecutorTest exten
1171		public void testTimedInvokeAll6() throws Exception {
1172		ExecutorService e = new ScheduledThreadPoolExecutor(2);
1173		try {
1174	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1174	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1175		l.add(new StringTask());
1176		l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1177		l.add(new StringTask());
1178	<	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1179	<	assertEquals(3, result.size());
1180	<	Iterator<Future<String>> it = result.iterator();
1181	<	Future<String> f1 = it.next();
1182	<	Future<String> f2 = it.next();
1183	<	Future<String> f3 = it.next();
1184	<	assertTrue(f1.isDone());
1014	<	assertTrue(f2.isDone());
1015	<	assertTrue(f3.isDone());
1016	<	assertFalse(f1.isCancelled());
1017	<	assertTrue(f2.isCancelled());
1178	>	List<Future<String>> futures =
1179	>	e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1180	>	assertEquals(l.size(), futures.size());
1181	>	for (Future future : futures)
1182	>	assertTrue(future.isDone());
1183	>	assertFalse(futures.get(0).isCancelled());
1184	>	assertTrue(futures.get(1).isCancelled());
1185		} finally {
1186		joinPool(e);
1187		}
1188		}
1189
1023	–
1190		}

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