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Comparing jsr166/src/test/tck/ThreadPoolExecutorTest.java (file contents):
Revision 1.31 by jsr166, Sat Nov 21 02:07:27 2009 UTC vs.
Revision 1.120 by jsr166, Sat Jul 15 18:17:40 2017 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 java.util.concurrent.*;
9		import static java.util.concurrent.TimeUnit.MILLISECONDS;
10	<	import java.util.concurrent.atomic.*;
11	<	import junit.framework.*;
12	<	import java.util.*;
10	>	import static java.util.concurrent.TimeUnit.NANOSECONDS;
11	>	import static java.util.concurrent.TimeUnit.SECONDS;
12	>
13	>	import java.util.ArrayList;
14	>	import java.util.Collection;
15	>	import java.util.Collections;
16	>	import java.util.List;
17	>	import java.util.concurrent.ArrayBlockingQueue;
18	>	import java.util.concurrent.BlockingQueue;
19	>	import java.util.concurrent.Callable;
20	>	import java.util.concurrent.CancellationException;
21	>	import java.util.concurrent.CountDownLatch;
22	>	import java.util.concurrent.ExecutionException;
23	>	import java.util.concurrent.ExecutorService;
24	>	import java.util.concurrent.Future;
25	>	import java.util.concurrent.FutureTask;
26	>	import java.util.concurrent.LinkedBlockingQueue;
27	>	import java.util.concurrent.RejectedExecutionException;
28	>	import java.util.concurrent.RejectedExecutionHandler;
29	>	import java.util.concurrent.SynchronousQueue;
30	>	import java.util.concurrent.ThreadFactory;
31	>	import java.util.concurrent.ThreadPoolExecutor;
32	>	import java.util.concurrent.atomic.AtomicInteger;
33	>
34	>	import junit.framework.Test;
35	>	import junit.framework.TestSuite;
36
37		public class ThreadPoolExecutorTest extends JSR166TestCase {
38		public static void main(String[] args) {
39	<	junit.textui.TestRunner.run (suite());
39	>	main(suite(), args);
40		}
41		public static Test suite() {
42		return new TestSuite(ThreadPoolExecutorTest.class);
43		}
44
45		static class ExtendedTPE extends ThreadPoolExecutor {
46	<	volatile boolean beforeCalled = false;
47	<	volatile boolean afterCalled = false;
48	<	volatile boolean terminatedCalled = false;
46	>	final CountDownLatch beforeCalled = new CountDownLatch(1);
47	>	final CountDownLatch afterCalled = new CountDownLatch(1);
48	>	final CountDownLatch terminatedCalled = new CountDownLatch(1);
49	>
50		public ExtendedTPE() {
51		super(1, 1, LONG_DELAY_MS, MILLISECONDS, new SynchronousQueue<Runnable>());
52		}
53		protected void beforeExecute(Thread t, Runnable r) {
54	<	beforeCalled = true;
54	>	beforeCalled.countDown();
55		}
56		protected void afterExecute(Runnable r, Throwable t) {
57	<	afterCalled = true;
57	>	afterCalled.countDown();
58		}
59		protected void terminated() {
60	<	terminatedCalled = true;
60	>	terminatedCalled.countDown();
61	>	}
62	>
63	>	public boolean beforeCalled() {
64	>	return beforeCalled.getCount() == 0;
65	>	}
66	>	public boolean afterCalled() {
67	>	return afterCalled.getCount() == 0;
68	>	}
69	>	public boolean terminatedCalled() {
70	>	return terminatedCalled.getCount() == 0;
71		}
72		}
73
#	Line 46 | Line 79 | public class ThreadPoolExecutorTest exte
79		}
80		}
81
49	–
82		/**
83	<	*  execute successfully executes a runnable
83	>	* execute successfully executes a runnable
84		*/
85		public void testExecute() throws InterruptedException {
86	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
87	<	try {
88	<	p1.execute(new ShortRunnable());
89	<	Thread.sleep(SMALL_DELAY_MS);
90	<	} finally {
91	<	joinPool(p1);
86	>	final ThreadPoolExecutor p =
87	>	new ThreadPoolExecutor(1, 1,
88	>	LONG_DELAY_MS, MILLISECONDS,
89	>	new ArrayBlockingQueue<Runnable>(10));
90	>	try (PoolCleaner cleaner = cleaner(p)) {
91	>	final CountDownLatch done = new CountDownLatch(1);
92	>	final Runnable task = new CheckedRunnable() {
93	>	public void realRun() { done.countDown(); }};
94	>	p.execute(task);
95	>	await(done);
96		}
97		}
98
99		/**
100	<	*  getActiveCount increases but doesn't overestimate, when a
101	<	*  thread becomes active
100	>	* getActiveCount increases but doesn't overestimate, when a
101	>	* thread becomes active
102		*/
103		public void testGetActiveCount() throws InterruptedException {
104	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
105	<	assertEquals(0, p2.getActiveCount());
106	<	p2.execute(new MediumRunnable());
107	<	Thread.sleep(SHORT_DELAY_MS);
108	<	assertEquals(1, p2.getActiveCount());
109	<	joinPool(p2);
104	>	final CountDownLatch done = new CountDownLatch(1);
105	>	final ThreadPoolExecutor p =
106	>	new ThreadPoolExecutor(2, 2,
107	>	LONG_DELAY_MS, MILLISECONDS,
108	>	new ArrayBlockingQueue<Runnable>(10));
109	>	try (PoolCleaner cleaner = cleaner(p, done)) {
110	>	final CountDownLatch threadStarted = new CountDownLatch(1);
111	>	assertEquals(0, p.getActiveCount());
112	>	p.execute(new CheckedRunnable() {
113	>	public void realRun() throws InterruptedException {
114	>	threadStarted.countDown();
115	>	assertEquals(1, p.getActiveCount());
116	>	await(done);
117	>	}});
118	>	await(threadStarted);
119	>	assertEquals(1, p.getActiveCount());
120	>	}
121		}
122
123		/**
124	<	*  prestartCoreThread starts a thread if under corePoolSize, else doesn't
124	>	* prestartCoreThread starts a thread if under corePoolSize, else doesn't
125		*/
126		public void testPrestartCoreThread() {
127	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
128	<	assertEquals(0, p2.getPoolSize());
129	<	assertTrue(p2.prestartCoreThread());
130	<	assertEquals(1, p2.getPoolSize());
131	<	assertTrue(p2.prestartCoreThread());
132	<	assertEquals(2, p2.getPoolSize());
133	<	assertFalse(p2.prestartCoreThread());
134	<	assertEquals(2, p2.getPoolSize());
135	<	joinPool(p2);
127	>	final ThreadPoolExecutor p =
128	>	new ThreadPoolExecutor(2, 6,
129	>	LONG_DELAY_MS, MILLISECONDS,
130	>	new ArrayBlockingQueue<Runnable>(10));
131	>	try (PoolCleaner cleaner = cleaner(p)) {
132	>	assertEquals(0, p.getPoolSize());
133	>	assertTrue(p.prestartCoreThread());
134	>	assertEquals(1, p.getPoolSize());
135	>	assertTrue(p.prestartCoreThread());
136	>	assertEquals(2, p.getPoolSize());
137	>	assertFalse(p.prestartCoreThread());
138	>	assertEquals(2, p.getPoolSize());
139	>	p.setCorePoolSize(4);
140	>	assertTrue(p.prestartCoreThread());
141	>	assertEquals(3, p.getPoolSize());
142	>	assertTrue(p.prestartCoreThread());
143	>	assertEquals(4, p.getPoolSize());
144	>	assertFalse(p.prestartCoreThread());
145	>	assertEquals(4, p.getPoolSize());
146	>	}
147		}
148
149		/**
150	<	*  prestartAllCoreThreads starts all corePoolSize threads
150	>	* prestartAllCoreThreads starts all corePoolSize threads
151		*/
152		public void testPrestartAllCoreThreads() {
153	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
154	<	assertEquals(0, p2.getPoolSize());
155	<	p2.prestartAllCoreThreads();
156	<	assertEquals(2, p2.getPoolSize());
157	<	p2.prestartAllCoreThreads();
158	<	assertEquals(2, p2.getPoolSize());
159	<	joinPool(p2);
153	>	final ThreadPoolExecutor p =
154	>	new ThreadPoolExecutor(2, 6,
155	>	LONG_DELAY_MS, MILLISECONDS,
156	>	new ArrayBlockingQueue<Runnable>(10));
157	>	try (PoolCleaner cleaner = cleaner(p)) {
158	>	assertEquals(0, p.getPoolSize());
159	>	p.prestartAllCoreThreads();
160	>	assertEquals(2, p.getPoolSize());
161	>	p.prestartAllCoreThreads();
162	>	assertEquals(2, p.getPoolSize());
163	>	p.setCorePoolSize(4);
164	>	p.prestartAllCoreThreads();
165	>	assertEquals(4, p.getPoolSize());
166	>	p.prestartAllCoreThreads();
167	>	assertEquals(4, p.getPoolSize());
168	>	}
169		}
170
171		/**
172	<	*   getCompletedTaskCount increases, but doesn't overestimate,
173	<	*   when tasks complete
172	>	* getCompletedTaskCount increases, but doesn't overestimate,
173	>	* when tasks complete
174		*/
175		public void testGetCompletedTaskCount() throws InterruptedException {
176	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
177	<	assertEquals(0, p2.getCompletedTaskCount());
178	<	p2.execute(new ShortRunnable());
179	<	Thread.sleep(SMALL_DELAY_MS);
180	<	assertEquals(1, p2.getCompletedTaskCount());
181	<	try { p2.shutdown(); } catch (SecurityException ok) { return; }
182	<	joinPool(p2);
176	>	final ThreadPoolExecutor p =
177	>	new ThreadPoolExecutor(2, 2,
178	>	LONG_DELAY_MS, MILLISECONDS,
179	>	new ArrayBlockingQueue<Runnable>(10));
180	>	try (PoolCleaner cleaner = cleaner(p)) {
181	>	final CountDownLatch threadStarted = new CountDownLatch(1);
182	>	final CountDownLatch threadProceed = new CountDownLatch(1);
183	>	final CountDownLatch threadDone = new CountDownLatch(1);
184	>	assertEquals(0, p.getCompletedTaskCount());
185	>	p.execute(new CheckedRunnable() {
186	>	public void realRun() throws InterruptedException {
187	>	threadStarted.countDown();
188	>	assertEquals(0, p.getCompletedTaskCount());
189	>	await(threadProceed);
190	>	threadDone.countDown();
191	>	}});
192	>	await(threadStarted);
193	>	assertEquals(0, p.getCompletedTaskCount());
194	>	threadProceed.countDown();
195	>	await(threadDone);
196	>	long startTime = System.nanoTime();
197	>	while (p.getCompletedTaskCount() != 1) {
198	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
199	>	fail("timed out");
200	>	Thread.yield();
201	>	}
202	>	}
203		}
204
205		/**
206	<	*   getCorePoolSize returns size given in constructor if not otherwise set
206	>	* getCorePoolSize returns size given in constructor if not otherwise set
207		*/
208		public void testGetCorePoolSize() {
209	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
210	<	assertEquals(1, p1.getCorePoolSize());
211	<	joinPool(p1);
209	>	final ThreadPoolExecutor p =
210	>	new ThreadPoolExecutor(1, 1,
211	>	LONG_DELAY_MS, MILLISECONDS,
212	>	new ArrayBlockingQueue<Runnable>(10));
213	>	try (PoolCleaner cleaner = cleaner(p)) {
214	>	assertEquals(1, p.getCorePoolSize());
215	>	}
216		}
217
218		/**
219	<	*   getKeepAliveTime returns value given in constructor if not otherwise set
219	>	* getKeepAliveTime returns value given in constructor if not otherwise set
220		*/
221		public void testGetKeepAliveTime() {
222	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
223	<	assertEquals(1, p2.getKeepAliveTime(TimeUnit.SECONDS));
224	<	joinPool(p2);
222	>	final ThreadPoolExecutor p =
223	>	new ThreadPoolExecutor(2, 2,
224	>	1000, MILLISECONDS,
225	>	new ArrayBlockingQueue<Runnable>(10));
226	>	try (PoolCleaner cleaner = cleaner(p)) {
227	>	assertEquals(1, p.getKeepAliveTime(SECONDS));
228	>	}
229		}
230
136	–
231		/**
232		* getThreadFactory returns factory in constructor if not set
233		*/
234		public void testGetThreadFactory() {
235	<	ThreadFactory tf = new SimpleThreadFactory();
236	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), tf, new NoOpREHandler());
237	<	assertSame(tf, p.getThreadFactory());
238	<	joinPool(p);
235	>	ThreadFactory threadFactory = new SimpleThreadFactory();
236	>	final ThreadPoolExecutor p =
237	>	new ThreadPoolExecutor(1, 2,
238	>	LONG_DELAY_MS, MILLISECONDS,
239	>	new ArrayBlockingQueue<Runnable>(10),
240	>	threadFactory,
241	>	new NoOpREHandler());
242	>	try (PoolCleaner cleaner = cleaner(p)) {
243	>	assertSame(threadFactory, p.getThreadFactory());
244	>	}
245		}
246
247		/**
248		* setThreadFactory sets the thread factory returned by getThreadFactory
249		*/
250		public void testSetThreadFactory() {
251	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
252	<	ThreadFactory tf = new SimpleThreadFactory();
253	<	p.setThreadFactory(tf);
254	<	assertSame(tf, p.getThreadFactory());
255	<	joinPool(p);
251	>	final ThreadPoolExecutor p =
252	>	new ThreadPoolExecutor(1, 2,
253	>	LONG_DELAY_MS, MILLISECONDS,
254	>	new ArrayBlockingQueue<Runnable>(10));
255	>	try (PoolCleaner cleaner = cleaner(p)) {
256	>	ThreadFactory threadFactory = new SimpleThreadFactory();
257	>	p.setThreadFactory(threadFactory);
258	>	assertSame(threadFactory, p.getThreadFactory());
259	>	}
260		}
261
158	–
262		/**
263		* setThreadFactory(null) throws NPE
264		*/
265		public void testSetThreadFactoryNull() {
266	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
267	<	try {
268	<	p.setThreadFactory(null);
269	<	shouldThrow();
270	<	} catch (NullPointerException success) {
271	<	} finally {
272	<	joinPool(p);
266	>	final ThreadPoolExecutor p =
267	>	new ThreadPoolExecutor(1, 2,
268	>	LONG_DELAY_MS, MILLISECONDS,
269	>	new ArrayBlockingQueue<Runnable>(10));
270	>	try (PoolCleaner cleaner = cleaner(p)) {
271	>	try {
272	>	p.setThreadFactory(null);
273	>	shouldThrow();
274	>	} catch (NullPointerException success) {}
275	>	}
276	>	}
277	>
278	>	/**
279	>	* The default rejected execution handler is AbortPolicy.
280	>	*/
281	>	public void testDefaultRejectedExecutionHandler() {
282	>	final ThreadPoolExecutor p =
283	>	new ThreadPoolExecutor(1, 2,
284	>	LONG_DELAY_MS, MILLISECONDS,
285	>	new ArrayBlockingQueue<Runnable>(10));
286	>	try (PoolCleaner cleaner = cleaner(p)) {
287	>	assertTrue(p.getRejectedExecutionHandler()
288	>	instanceof ThreadPoolExecutor.AbortPolicy);
289		}
290		}
291
#	Line 174 | Line 293 | public class ThreadPoolExecutorTest exte
293		* getRejectedExecutionHandler returns handler in constructor if not set
294		*/
295		public void testGetRejectedExecutionHandler() {
296	<	RejectedExecutionHandler h = new NoOpREHandler();
297	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), h);
298	<	assertSame(h, p.getRejectedExecutionHandler());
299	<	joinPool(p);
296	>	final RejectedExecutionHandler handler = new NoOpREHandler();
297	>	final ThreadPoolExecutor p =
298	>	new ThreadPoolExecutor(1, 2,
299	>	LONG_DELAY_MS, MILLISECONDS,
300	>	new ArrayBlockingQueue<Runnable>(10),
301	>	handler);
302	>	try (PoolCleaner cleaner = cleaner(p)) {
303	>	assertSame(handler, p.getRejectedExecutionHandler());
304	>	}
305		}
306
307		/**
#	Line 185 | Line 309 | public class ThreadPoolExecutorTest exte
309		* getRejectedExecutionHandler
310		*/
311		public void testSetRejectedExecutionHandler() {
312	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
313	<	RejectedExecutionHandler h = new NoOpREHandler();
314	<	p.setRejectedExecutionHandler(h);
315	<	assertSame(h, p.getRejectedExecutionHandler());
316	<	joinPool(p);
312	>	final ThreadPoolExecutor p =
313	>	new ThreadPoolExecutor(1, 2,
314	>	LONG_DELAY_MS, MILLISECONDS,
315	>	new ArrayBlockingQueue<Runnable>(10));
316	>	try (PoolCleaner cleaner = cleaner(p)) {
317	>	RejectedExecutionHandler handler = new NoOpREHandler();
318	>	p.setRejectedExecutionHandler(handler);
319	>	assertSame(handler, p.getRejectedExecutionHandler());
320	>	}
321		}
322
195	–
323		/**
324		* setRejectedExecutionHandler(null) throws NPE
325		*/
326		public void testSetRejectedExecutionHandlerNull() {
327	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
328	<	try {
329	<	p.setRejectedExecutionHandler(null);
330	<	shouldThrow();
331	<	} catch (NullPointerException success) {
332	<	} finally {
333	<	joinPool(p);
327	>	final ThreadPoolExecutor p =
328	>	new ThreadPoolExecutor(1, 2,
329	>	LONG_DELAY_MS, MILLISECONDS,
330	>	new ArrayBlockingQueue<Runnable>(10));
331	>	try (PoolCleaner cleaner = cleaner(p)) {
332	>	try {
333	>	p.setRejectedExecutionHandler(null);
334	>	shouldThrow();
335	>	} catch (NullPointerException success) {}
336		}
337		}
338
210	–
339		/**
340	<	*   getLargestPoolSize increases, but doesn't overestimate, when
341	<	*   multiple threads active
340	>	* getLargestPoolSize increases, but doesn't overestimate, when
341	>	* multiple threads active
342		*/
343		public void testGetLargestPoolSize() throws InterruptedException {
344	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
345	<	assertEquals(0, p2.getLargestPoolSize());
346	<	p2.execute(new MediumRunnable());
347	<	p2.execute(new MediumRunnable());
348	<	Thread.sleep(SHORT_DELAY_MS);
349	<	assertEquals(2, p2.getLargestPoolSize());
350	<	joinPool(p2);
344	>	final int THREADS = 3;
345	>	final CountDownLatch done = new CountDownLatch(1);
346	>	final ThreadPoolExecutor p =
347	>	new ThreadPoolExecutor(THREADS, THREADS,
348	>	LONG_DELAY_MS, MILLISECONDS,
349	>	new ArrayBlockingQueue<Runnable>(10));
350	>	try (PoolCleaner cleaner = cleaner(p, done)) {
351	>	assertEquals(0, p.getLargestPoolSize());
352	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
353	>	for (int i = 0; i < THREADS; i++)
354	>	p.execute(new CheckedRunnable() {
355	>	public void realRun() throws InterruptedException {
356	>	threadsStarted.countDown();
357	>	await(done);
358	>	assertEquals(THREADS, p.getLargestPoolSize());
359	>	}});
360	>	await(threadsStarted);
361	>	assertEquals(THREADS, p.getLargestPoolSize());
362	>	}
363	>	assertEquals(THREADS, p.getLargestPoolSize());
364		}
365
366		/**
367	<	*   getMaximumPoolSize returns value given in constructor if not
368	<	*   otherwise set
367	>	* getMaximumPoolSize returns value given in constructor if not
368	>	* otherwise set
369		*/
370		public void testGetMaximumPoolSize() {
371	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
372	<	assertEquals(2, p2.getMaximumPoolSize());
373	<	joinPool(p2);
371	>	final ThreadPoolExecutor p =
372	>	new ThreadPoolExecutor(2, 3,
373	>	LONG_DELAY_MS, MILLISECONDS,
374	>	new ArrayBlockingQueue<Runnable>(10));
375	>	try (PoolCleaner cleaner = cleaner(p)) {
376	>	assertEquals(3, p.getMaximumPoolSize());
377	>	p.setMaximumPoolSize(5);
378	>	assertEquals(5, p.getMaximumPoolSize());
379	>	p.setMaximumPoolSize(4);
380	>	assertEquals(4, p.getMaximumPoolSize());
381	>	}
382		}
383
384		/**
385	<	*   getPoolSize increases, but doesn't overestimate, when threads
386	<	*   become active
385	>	* getPoolSize increases, but doesn't overestimate, when threads
386	>	* become active
387		*/
388	<	public void testGetPoolSize() {
389	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
390	<	assertEquals(0, p1.getPoolSize());
391	<	p1.execute(new MediumRunnable());
392	<	assertEquals(1, p1.getPoolSize());
393	<	joinPool(p1);
388	>	public void testGetPoolSize() throws InterruptedException {
389	>	final CountDownLatch done = new CountDownLatch(1);
390	>	final ThreadPoolExecutor p =
391	>	new ThreadPoolExecutor(1, 1,
392	>	LONG_DELAY_MS, MILLISECONDS,
393	>	new ArrayBlockingQueue<Runnable>(10));
394	>	try (PoolCleaner cleaner = cleaner(p, done)) {
395	>	assertEquals(0, p.getPoolSize());
396	>	final CountDownLatch threadStarted = new CountDownLatch(1);
397	>	p.execute(new CheckedRunnable() {
398	>	public void realRun() throws InterruptedException {
399	>	threadStarted.countDown();
400	>	assertEquals(1, p.getPoolSize());
401	>	await(done);
402	>	}});
403	>	await(threadStarted);
404	>	assertEquals(1, p.getPoolSize());
405	>	}
406		}
407
408		/**
409	<	*  getTaskCount increases, but doesn't overestimate, when tasks submitted
409	>	* getTaskCount increases, but doesn't overestimate, when tasks submitted
410		*/
411		public void testGetTaskCount() throws InterruptedException {
412	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
413	<	assertEquals(0, p1.getTaskCount());
414	<	p1.execute(new MediumRunnable());
415	<	Thread.sleep(SHORT_DELAY_MS);
416	<	assertEquals(1, p1.getTaskCount());
417	<	joinPool(p1);
412	>	final int TASKS = 3;
413	>	final CountDownLatch done = new CountDownLatch(1);
414	>	final ThreadPoolExecutor p =
415	>	new ThreadPoolExecutor(1, 1,
416	>	LONG_DELAY_MS, MILLISECONDS,
417	>	new ArrayBlockingQueue<Runnable>(10));
418	>	try (PoolCleaner cleaner = cleaner(p, done)) {
419	>	final CountDownLatch threadStarted = new CountDownLatch(1);
420	>	assertEquals(0, p.getTaskCount());
421	>	assertEquals(0, p.getCompletedTaskCount());
422	>	p.execute(new CheckedRunnable() {
423	>	public void realRun() throws InterruptedException {
424	>	threadStarted.countDown();
425	>	await(done);
426	>	}});
427	>	await(threadStarted);
428	>	assertEquals(1, p.getTaskCount());
429	>	assertEquals(0, p.getCompletedTaskCount());
430	>	for (int i = 0; i < TASKS; i++) {
431	>	assertEquals(1 + i, p.getTaskCount());
432	>	p.execute(new CheckedRunnable() {
433	>	public void realRun() throws InterruptedException {
434	>	threadStarted.countDown();
435	>	assertEquals(1 + TASKS, p.getTaskCount());
436	>	await(done);
437	>	}});
438	>	}
439	>	assertEquals(1 + TASKS, p.getTaskCount());
440	>	assertEquals(0, p.getCompletedTaskCount());
441	>	}
442	>	assertEquals(1 + TASKS, p.getTaskCount());
443	>	assertEquals(1 + TASKS, p.getCompletedTaskCount());
444		}
445
446		/**
447	<	*   isShutDown is false before shutdown, true after
447	>	* isShutdown is false before shutdown, true after
448		*/
449		public void testIsShutdown() {
450	<
451	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
452	<	assertFalse(p1.isShutdown());
453	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
454	<	assertTrue(p1.isShutdown());
455	<	joinPool(p1);
450	>	final ThreadPoolExecutor p =
451	>	new ThreadPoolExecutor(1, 1,
452	>	LONG_DELAY_MS, MILLISECONDS,
453	>	new ArrayBlockingQueue<Runnable>(10));
454	>	try (PoolCleaner cleaner = cleaner(p)) {
455	>	assertFalse(p.isShutdown());
456	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
457	>	assertTrue(p.isShutdown());
458	>	}
459		}
460
461	+	/**
462	+	* awaitTermination on a non-shutdown pool times out
463	+	*/
464	+	public void testAwaitTermination_timesOut() throws InterruptedException {
465	+	final ThreadPoolExecutor p =
466	+	new ThreadPoolExecutor(1, 1,
467	+	LONG_DELAY_MS, MILLISECONDS,
468	+	new ArrayBlockingQueue<Runnable>(10));
469	+	try (PoolCleaner cleaner = cleaner(p)) {
470	+	assertFalse(p.isTerminated());
471	+	assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS));
472	+	assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS));
473	+	assertFalse(p.awaitTermination(-1L, NANOSECONDS));
474	+	assertFalse(p.awaitTermination(-1L, MILLISECONDS));
475	+	assertFalse(p.awaitTermination(randomExpiredTimeout(),
476	+	randomTimeUnit()));
477	+	long timeoutNanos = 999999L;
478	+	long startTime = System.nanoTime();
479	+	assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS));
480	+	assertTrue(System.nanoTime() - startTime >= timeoutNanos);
481	+	assertFalse(p.isTerminated());
482	+	startTime = System.nanoTime();
483	+	long timeoutMillis = timeoutMillis();
484	+	assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS));
485	+	assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
486	+	assertFalse(p.isTerminated());
487	+	try { p.shutdown(); } catch (SecurityException ok) { return; }
488	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
489	+	assertTrue(p.isTerminated());
490	+	}
491	+	}
492
493		/**
494	<	*  isTerminated is false before termination, true after
494	>	* isTerminated is false before termination, true after
495		*/
496		public void testIsTerminated() throws InterruptedException {
497	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
498	<	assertFalse(p1.isTerminated());
499	<	try {
500	<	p1.execute(new MediumRunnable());
501	<	} finally {
502	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
497	>	final ThreadPoolExecutor p =
498	>	new ThreadPoolExecutor(1, 1,
499	>	LONG_DELAY_MS, MILLISECONDS,
500	>	new ArrayBlockingQueue<Runnable>(10));
501	>	try (PoolCleaner cleaner = cleaner(p)) {
502	>	final CountDownLatch threadStarted = new CountDownLatch(1);
503	>	final CountDownLatch done = new CountDownLatch(1);
504	>	assertFalse(p.isTerminating());
505	>	p.execute(new CheckedRunnable() {
506	>	public void realRun() throws InterruptedException {
507	>	assertFalse(p.isTerminating());
508	>	threadStarted.countDown();
509	>	await(done);
510	>	}});
511	>	await(threadStarted);
512	>	assertFalse(p.isTerminating());
513	>	done.countDown();
514	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
515	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
516	>	assertTrue(p.isTerminated());
517	>	assertFalse(p.isTerminating());
518		}
283	–	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
284	–	assertTrue(p1.isTerminated());
519		}
520
521		/**
522	<	*  isTerminating is not true when running or when terminated
522	>	* isTerminating is not true when running or when terminated
523		*/
524		public void testIsTerminating() throws InterruptedException {
525	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
526	<	assertFalse(p1.isTerminating());
527	<	try {
528	<	p1.execute(new SmallRunnable());
529	<	assertFalse(p1.isTerminating());
530	<	} finally {
531	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
532	<	}
533	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
534	<	assertTrue(p1.isTerminated());
535	<	assertFalse(p1.isTerminating());
525	>	final ThreadPoolExecutor p =
526	>	new ThreadPoolExecutor(1, 1,
527	>	LONG_DELAY_MS, MILLISECONDS,
528	>	new ArrayBlockingQueue<Runnable>(10));
529	>	try (PoolCleaner cleaner = cleaner(p)) {
530	>	final CountDownLatch threadStarted = new CountDownLatch(1);
531	>	final CountDownLatch done = new CountDownLatch(1);
532	>	assertFalse(p.isTerminating());
533	>	p.execute(new CheckedRunnable() {
534	>	public void realRun() throws InterruptedException {
535	>	assertFalse(p.isTerminating());
536	>	threadStarted.countDown();
537	>	await(done);
538	>	}});
539	>	await(threadStarted);
540	>	assertFalse(p.isTerminating());
541	>	done.countDown();
542	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
543	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
544	>	assertTrue(p.isTerminated());
545	>	assertFalse(p.isTerminating());
546	>	}
547		}
548
549		/**
550		* getQueue returns the work queue, which contains queued tasks
551		*/
552		public void testGetQueue() throws InterruptedException {
553	<	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
554	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, q);
555	<	FutureTask[] tasks = new FutureTask[5];
556	<	for (int i = 0; i < 5; i++) {
557	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
558	<	p1.execute(tasks[i]);
559	<	}
560	<	try {
561	<	Thread.sleep(SHORT_DELAY_MS);
562	<	BlockingQueue<Runnable> wq = p1.getQueue();
563	<	assertSame(q, wq);
564	<	assertFalse(wq.contains(tasks[0]));
565	<	assertTrue(wq.contains(tasks[4]));
566	<	for (int i = 1; i < 5; ++i)
567	<	tasks[i].cancel(true);
568	<	p1.shutdownNow();
569	<	} finally {
570	<	joinPool(p1);
553	>	final CountDownLatch done = new CountDownLatch(1);
554	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10);
555	>	final ThreadPoolExecutor p =
556	>	new ThreadPoolExecutor(1, 1,
557	>	LONG_DELAY_MS, MILLISECONDS,
558	>	q);
559	>	try (PoolCleaner cleaner = cleaner(p, done)) {
560	>	final CountDownLatch threadStarted = new CountDownLatch(1);
561	>	FutureTask[] tasks = new FutureTask[5];
562	>	for (int i = 0; i < tasks.length; i++) {
563	>	Callable task = new CheckedCallable<Boolean>() {
564	>	public Boolean realCall() throws InterruptedException {
565	>	threadStarted.countDown();
566	>	assertSame(q, p.getQueue());
567	>	await(done);
568	>	return Boolean.TRUE;
569	>	}};
570	>	tasks[i] = new FutureTask(task);
571	>	p.execute(tasks[i]);
572	>	}
573	>	await(threadStarted);
574	>	assertSame(q, p.getQueue());
575	>	assertFalse(q.contains(tasks[0]));
576	>	assertTrue(q.contains(tasks[tasks.length - 1]));
577	>	assertEquals(tasks.length - 1, q.size());
578		}
579		}
580
#	Line 330 | Line 582 | public class ThreadPoolExecutorTest exte
582		* remove(task) removes queued task, and fails to remove active task
583		*/
584		public void testRemove() throws InterruptedException {
585	<	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
586	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, q);
587	<	FutureTask[] tasks = new FutureTask[5];
588	<	for (int i = 0; i < 5; i++) {
589	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
590	<	p1.execute(tasks[i]);
591	<	}
592	<	try {
593	<	Thread.sleep(SHORT_DELAY_MS);
594	<	assertFalse(p1.remove(tasks[0]));
585	>	final CountDownLatch done = new CountDownLatch(1);
586	>	BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10);
587	>	final ThreadPoolExecutor p =
588	>	new ThreadPoolExecutor(1, 1,
589	>	LONG_DELAY_MS, MILLISECONDS,
590	>	q);
591	>	try (PoolCleaner cleaner = cleaner(p, done)) {
592	>	Runnable[] tasks = new Runnable[6];
593	>	final CountDownLatch threadStarted = new CountDownLatch(1);
594	>	for (int i = 0; i < tasks.length; i++) {
595	>	tasks[i] = new CheckedRunnable() {
596	>	public void realRun() throws InterruptedException {
597	>	threadStarted.countDown();
598	>	await(done);
599	>	}};
600	>	p.execute(tasks[i]);
601	>	}
602	>	await(threadStarted);
603	>	assertFalse(p.remove(tasks[0]));
604		assertTrue(q.contains(tasks[4]));
605		assertTrue(q.contains(tasks[3]));
606	<	assertTrue(p1.remove(tasks[4]));
607	<	assertFalse(p1.remove(tasks[4]));
606	>	assertTrue(p.remove(tasks[4]));
607	>	assertFalse(p.remove(tasks[4]));
608		assertFalse(q.contains(tasks[4]));
609		assertTrue(q.contains(tasks[3]));
610	<	assertTrue(p1.remove(tasks[3]));
610	>	assertTrue(p.remove(tasks[3]));
611		assertFalse(q.contains(tasks[3]));
351	–	} finally {
352	–	joinPool(p1);
612		}
613		}
614
615		/**
616	<	*   purge removes cancelled tasks from the queue
616	>	* purge removes cancelled tasks from the queue
617		*/
618	<	public void testPurge() {
619	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
620	<	FutureTask[] tasks = new FutureTask[5];
621	<	for (int i = 0; i < 5; i++) {
622	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
623	<	p1.execute(tasks[i]);
618	>	public void testPurge() throws InterruptedException {
619	>	final CountDownLatch threadStarted = new CountDownLatch(1);
620	>	final CountDownLatch done = new CountDownLatch(1);
621	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10);
622	>	final ThreadPoolExecutor p =
623	>	new ThreadPoolExecutor(1, 1,
624	>	LONG_DELAY_MS, MILLISECONDS,
625	>	q);
626	>	try (PoolCleaner cleaner = cleaner(p, done)) {
627	>	FutureTask[] tasks = new FutureTask[5];
628	>	for (int i = 0; i < tasks.length; i++) {
629	>	Callable task = new CheckedCallable<Boolean>() {
630	>	public Boolean realCall() throws InterruptedException {
631	>	threadStarted.countDown();
632	>	await(done);
633	>	return Boolean.TRUE;
634	>	}};
635	>	tasks[i] = new FutureTask(task);
636	>	p.execute(tasks[i]);
637	>	}
638	>	await(threadStarted);
639	>	assertEquals(tasks.length, p.getTaskCount());
640	>	assertEquals(tasks.length - 1, q.size());
641	>	assertEquals(1L, p.getActiveCount());
642	>	assertEquals(0L, p.getCompletedTaskCount());
643	>	tasks[4].cancel(true);
644	>	tasks[3].cancel(false);
645	>	p.purge();
646	>	assertEquals(tasks.length - 3, q.size());
647	>	assertEquals(tasks.length - 2, p.getTaskCount());
648	>	p.purge();         // Nothing to do
649	>	assertEquals(tasks.length - 3, q.size());
650	>	assertEquals(tasks.length - 2, p.getTaskCount());
651		}
366	–	tasks[4].cancel(true);
367	–	tasks[3].cancel(true);
368	–	p1.purge();
369	–	long count = p1.getTaskCount();
370	–	assertTrue(count >= 2 && count < 5);
371	–	joinPool(p1);
652		}
653
654		/**
655	<	*  shutDownNow returns a list containing tasks that were not run
656	<	*/
657	<	public void testShutDownNow() {
658	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
659	<	List l;
660	<	try {
661	<	for (int i = 0; i < 5; i++)
662	<	p1.execute(new MediumPossiblyInterruptedRunnable());
663	<	}
664	<	finally {
655	>	* shutdownNow returns a list containing tasks that were not run,
656	>	* and those tasks are drained from the queue
657	>	*/
658	>	public void testShutdownNow() throws InterruptedException {
659	>	final int poolSize = 2;
660	>	final int count = 5;
661	>	final AtomicInteger ran = new AtomicInteger(0);
662	>	final ThreadPoolExecutor p =
663	>	new ThreadPoolExecutor(poolSize, poolSize,
664	>	LONG_DELAY_MS, MILLISECONDS,
665	>	new ArrayBlockingQueue<Runnable>(10));
666	>	final CountDownLatch threadsStarted = new CountDownLatch(poolSize);
667	>	Runnable waiter = new CheckedRunnable() { public void realRun() {
668	>	threadsStarted.countDown();
669		try {
670	<	l = p1.shutdownNow();
671	<	} catch (SecurityException ok) { return; }
672	<
673	<	}
674	<	assertTrue(p1.isShutdown());
675	<	assertTrue(l.size() <= 4);
670	>	MILLISECONDS.sleep(2 * LONG_DELAY_MS);
671	>	} catch (InterruptedException success) {}
672	>	ran.getAndIncrement();
673	>	}};
674	>	for (int i = 0; i < count; i++)
675	>	p.execute(waiter);
676	>	await(threadsStarted);
677	>	assertEquals(poolSize, p.getActiveCount());
678	>	assertEquals(0, p.getCompletedTaskCount());
679	>	final List<Runnable> queuedTasks;
680	>	try {
681	>	queuedTasks = p.shutdownNow();
682	>	} catch (SecurityException ok) {
683	>	return; // Allowed in case test doesn't have privs
684	>	}
685	>	assertTrue(p.isShutdown());
686	>	assertTrue(p.getQueue().isEmpty());
687	>	assertEquals(count - poolSize, queuedTasks.size());
688	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
689	>	assertTrue(p.isTerminated());
690	>	assertEquals(poolSize, ran.get());
691	>	assertEquals(poolSize, p.getCompletedTaskCount());
692		}
693
694		// Exception Tests
695
396	–
696		/**
697		* Constructor throws if corePoolSize argument is less than zero
698		*/
699		public void testConstructor1() {
700		try {
701	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
701	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
702	>	new ArrayBlockingQueue<Runnable>(10));
703		shouldThrow();
704		} catch (IllegalArgumentException success) {}
705		}
#	Line 409 | Line 709 | public class ThreadPoolExecutorTest exte
709		*/
710		public void testConstructor2() {
711		try {
712	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
712	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
713	>	new ArrayBlockingQueue<Runnable>(10));
714		shouldThrow();
715		} catch (IllegalArgumentException success) {}
716		}
#	Line 419 | Line 720 | public class ThreadPoolExecutorTest exte
720		*/
721		public void testConstructor3() {
722		try {
723	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
723	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
724	>	new ArrayBlockingQueue<Runnable>(10));
725		shouldThrow();
726		} catch (IllegalArgumentException success) {}
727		}
#	Line 429 | Line 731 | public class ThreadPoolExecutorTest exte
731		*/
732		public void testConstructor4() {
733		try {
734	<	new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
734	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
735	>	new ArrayBlockingQueue<Runnable>(10));
736		shouldThrow();
737		} catch (IllegalArgumentException success) {}
738		}
#	Line 439 | Line 742 | public class ThreadPoolExecutorTest exte
742		*/
743		public void testConstructor5() {
744		try {
745	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
745	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
746	>	new ArrayBlockingQueue<Runnable>(10));
747		shouldThrow();
748		} catch (IllegalArgumentException success) {}
749		}
#	Line 449 | Line 753 | public class ThreadPoolExecutorTest exte
753		*/
754		public void testConstructorNullPointerException() {
755		try {
756	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null);
756	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
757	>	(BlockingQueue) null);
758		shouldThrow();
759		} catch (NullPointerException success) {}
760		}
761
457	–
458	–
762		/**
763		* Constructor throws if corePoolSize argument is less than zero
764		*/
765		public void testConstructor6() {
766		try {
767	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
767	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
768	>	new ArrayBlockingQueue<Runnable>(10),
769	>	new SimpleThreadFactory());
770		shouldThrow();
771		} catch (IllegalArgumentException success) {}
772		}
#	Line 471 | Line 776 | public class ThreadPoolExecutorTest exte
776		*/
777		public void testConstructor7() {
778		try {
779	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
779	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
780	>	new ArrayBlockingQueue<Runnable>(10),
781	>	new SimpleThreadFactory());
782		shouldThrow();
783		} catch (IllegalArgumentException success) {}
784		}
#	Line 481 | Line 788 | public class ThreadPoolExecutorTest exte
788		*/
789		public void testConstructor8() {
790		try {
791	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
791	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
792	>	new ArrayBlockingQueue<Runnable>(10),
793	>	new SimpleThreadFactory());
794		shouldThrow();
795		} catch (IllegalArgumentException success) {}
796		}
#	Line 491 | Line 800 | public class ThreadPoolExecutorTest exte
800		*/
801		public void testConstructor9() {
802		try {
803	<	new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
803	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
804	>	new ArrayBlockingQueue<Runnable>(10),
805	>	new SimpleThreadFactory());
806		shouldThrow();
807		} catch (IllegalArgumentException success) {}
808		}
#	Line 501 | Line 812 | public class ThreadPoolExecutorTest exte
812		*/
813		public void testConstructor10() {
814		try {
815	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
815	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
816	>	new ArrayBlockingQueue<Runnable>(10),
817	>	new SimpleThreadFactory());
818		shouldThrow();
819		} catch (IllegalArgumentException success) {}
820		}
#	Line 511 | Line 824 | public class ThreadPoolExecutorTest exte
824		*/
825		public void testConstructorNullPointerException2() {
826		try {
827	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory());
827	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
828	>	(BlockingQueue) null,
829	>	new SimpleThreadFactory());
830		shouldThrow();
831		} catch (NullPointerException success) {}
832		}
#	Line 521 | Line 836 | public class ThreadPoolExecutorTest exte
836		*/
837		public void testConstructorNullPointerException3() {
838		try {
839	<	ThreadFactory f = null;
840	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f);
839	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
840	>	new ArrayBlockingQueue<Runnable>(10),
841	>	(ThreadFactory) null);
842		shouldThrow();
843		} catch (NullPointerException success) {}
844		}
845
530	–
846		/**
847		* Constructor throws if corePoolSize argument is less than zero
848		*/
849		public void testConstructor11() {
850		try {
851	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
851	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
852	>	new ArrayBlockingQueue<Runnable>(10),
853	>	new NoOpREHandler());
854		shouldThrow();
855		} catch (IllegalArgumentException success) {}
856		}
#	Line 543 | Line 860 | public class ThreadPoolExecutorTest exte
860		*/
861		public void testConstructor12() {
862		try {
863	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
863	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
864	>	new ArrayBlockingQueue<Runnable>(10),
865	>	new NoOpREHandler());
866		shouldThrow();
867		} catch (IllegalArgumentException success) {}
868		}
#	Line 553 | Line 872 | public class ThreadPoolExecutorTest exte
872		*/
873		public void testConstructor13() {
874		try {
875	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
875	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
876	>	new ArrayBlockingQueue<Runnable>(10),
877	>	new NoOpREHandler());
878		shouldThrow();
879		} catch (IllegalArgumentException success) {}
880		}
#	Line 563 | Line 884 | public class ThreadPoolExecutorTest exte
884		*/
885		public void testConstructor14() {
886		try {
887	<	new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
887	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
888	>	new ArrayBlockingQueue<Runnable>(10),
889	>	new NoOpREHandler());
890		shouldThrow();
891		} catch (IllegalArgumentException success) {}
892		}
#	Line 573 | Line 896 | public class ThreadPoolExecutorTest exte
896		*/
897		public void testConstructor15() {
898		try {
899	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
899	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
900	>	new ArrayBlockingQueue<Runnable>(10),
901	>	new NoOpREHandler());
902		shouldThrow();
903		} catch (IllegalArgumentException success) {}
904		}
#	Line 583 | Line 908 | public class ThreadPoolExecutorTest exte
908		*/
909		public void testConstructorNullPointerException4() {
910		try {
911	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null,new NoOpREHandler());
911	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
912	>	(BlockingQueue) null,
913	>	new NoOpREHandler());
914		shouldThrow();
915		} catch (NullPointerException success) {}
916		}
#	Line 593 | Line 920 | public class ThreadPoolExecutorTest exte
920		*/
921		public void testConstructorNullPointerException5() {
922		try {
923	<	RejectedExecutionHandler r = null;
924	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r);
923	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
924	>	new ArrayBlockingQueue<Runnable>(10),
925	>	(RejectedExecutionHandler) null);
926		shouldThrow();
927		} catch (NullPointerException success) {}
928		}
929
602	–
930		/**
931		* Constructor throws if corePoolSize argument is less than zero
932		*/
933		public void testConstructor16() {
934		try {
935	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
935	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
936	>	new ArrayBlockingQueue<Runnable>(10),
937	>	new SimpleThreadFactory(),
938	>	new NoOpREHandler());
939		shouldThrow();
940		} catch (IllegalArgumentException success) {}
941		}
#	Line 615 | Line 945 | public class ThreadPoolExecutorTest exte
945		*/
946		public void testConstructor17() {
947		try {
948	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
948	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
949	>	new ArrayBlockingQueue<Runnable>(10),
950	>	new SimpleThreadFactory(),
951	>	new NoOpREHandler());
952		shouldThrow();
953		} catch (IllegalArgumentException success) {}
954		}
#	Line 625 | Line 958 | public class ThreadPoolExecutorTest exte
958		*/
959		public void testConstructor18() {
960		try {
961	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
961	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
962	>	new ArrayBlockingQueue<Runnable>(10),
963	>	new SimpleThreadFactory(),
964	>	new NoOpREHandler());
965		shouldThrow();
966		} catch (IllegalArgumentException success) {}
967		}
#	Line 635 | Line 971 | public class ThreadPoolExecutorTest exte
971		*/
972		public void testConstructor19() {
973		try {
974	<	new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
974	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
975	>	new ArrayBlockingQueue<Runnable>(10),
976	>	new SimpleThreadFactory(),
977	>	new NoOpREHandler());
978		shouldThrow();
979		} catch (IllegalArgumentException success) {}
980		}
#	Line 645 | Line 984 | public class ThreadPoolExecutorTest exte
984		*/
985		public void testConstructor20() {
986		try {
987	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
987	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
988	>	new ArrayBlockingQueue<Runnable>(10),
989	>	new SimpleThreadFactory(),
990	>	new NoOpREHandler());
991		shouldThrow();
992		} catch (IllegalArgumentException success) {}
993		}
994
995		/**
996	<	* Constructor throws if workQueue is set to null
996	>	* Constructor throws if workQueue is null
997		*/
998		public void testConstructorNullPointerException6() {
999		try {
1000	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler());
1000	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1001	>	(BlockingQueue) null,
1002	>	new SimpleThreadFactory(),
1003	>	new NoOpREHandler());
1004		shouldThrow();
1005		} catch (NullPointerException success) {}
1006		}
1007
1008		/**
1009	<	* Constructor throws if handler is set to null
1009	>	* Constructor throws if handler is null
1010		*/
1011		public void testConstructorNullPointerException7() {
1012		try {
1013	<	RejectedExecutionHandler r = null;
1014	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r);
1013	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1014	>	new ArrayBlockingQueue<Runnable>(10),
1015	>	new SimpleThreadFactory(),
1016	>	(RejectedExecutionHandler) null);
1017		shouldThrow();
1018		} catch (NullPointerException success) {}
1019		}
1020
1021		/**
1022	<	* Constructor throws if ThreadFactory is set top null
1022	>	* Constructor throws if ThreadFactory is null
1023		*/
1024		public void testConstructorNullPointerException8() {
1025		try {
1026	<	ThreadFactory f = null;
1027	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new NoOpREHandler());
1026	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1027	>	new ArrayBlockingQueue<Runnable>(10),
1028	>	(ThreadFactory) null,
1029	>	new NoOpREHandler());
1030		shouldThrow();
1031		} catch (NullPointerException success) {}
1032		}
1033
1034	+	/**
1035	+	* get of submitted callable throws InterruptedException if interrupted
1036	+	*/
1037	+	public void testInterruptedSubmit() throws InterruptedException {
1038	+	final CountDownLatch done = new CountDownLatch(1);
1039	+	final ThreadPoolExecutor p =
1040	+	new ThreadPoolExecutor(1, 1,
1041	+	60, SECONDS,
1042	+	new ArrayBlockingQueue<Runnable>(10));
1043	+
1044	+	try (PoolCleaner cleaner = cleaner(p, done)) {
1045	+	final CountDownLatch threadStarted = new CountDownLatch(1);
1046	+	Thread t = newStartedThread(new CheckedInterruptedRunnable() {
1047	+	public void realRun() throws Exception {
1048	+	Callable task = new CheckedCallable<Boolean>() {
1049	+	public Boolean realCall() throws InterruptedException {
1050	+	threadStarted.countDown();
1051	+	await(done);
1052	+	return Boolean.TRUE;
1053	+	}};
1054	+	p.submit(task).get();
1055	+	}});
1056	+
1057	+	await(threadStarted);
1058	+	t.interrupt();
1059	+	awaitTermination(t);
1060	+	}
1061	+	}
1062
1063		/**
1064	<	*  execute throws RejectedExecutionException
688	<	*  if saturated.
1064	>	* execute throws RejectedExecutionException if saturated.
1065		*/
1066		public void testSaturatedExecute() {
1067	<	ThreadPoolExecutor p =
1067	>	final CountDownLatch done = new CountDownLatch(1);
1068	>	final ThreadPoolExecutor p =
1069		new ThreadPoolExecutor(1, 1,
1070		LONG_DELAY_MS, MILLISECONDS,
1071		new ArrayBlockingQueue<Runnable>(1));
1072	<	try {
1072	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1073	>	Runnable task = new CheckedRunnable() {
1074	>	public void realRun() throws InterruptedException {
1075	>	await(done);
1076	>	}};
1077		for (int i = 0; i < 2; ++i)
1078	<	p.execute(new MediumRunnable());
1078	>	p.execute(task);
1079		for (int i = 0; i < 2; ++i) {
1080		try {
1081	<	p.execute(new MediumRunnable());
1081	>	p.execute(task);
1082		shouldThrow();
1083		} catch (RejectedExecutionException success) {}
1084	+	assertTrue(p.getTaskCount() <= 2);
1085		}
704	–	} finally {
705	–	joinPool(p);
1086		}
1087		}
1088
1089		/**
1090	<	*  executor using CallerRunsPolicy runs task if saturated.
1090	>	* submit(runnable) throws RejectedExecutionException if saturated.
1091		*/
1092	<	public void testSaturatedExecute2() {
1093	<	RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1094	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1095	<	try {
1092	>	public void testSaturatedSubmitRunnable() {
1093	>	final CountDownLatch done = new CountDownLatch(1);
1094	>	final ThreadPoolExecutor p =
1095	>	new ThreadPoolExecutor(1, 1,
1096	>	LONG_DELAY_MS, MILLISECONDS,
1097	>	new ArrayBlockingQueue<Runnable>(1));
1098	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1099	>	Runnable task = new CheckedRunnable() {
1100	>	public void realRun() throws InterruptedException {
1101	>	await(done);
1102	>	}};
1103	>	for (int i = 0; i < 2; ++i)
1104	>	p.submit(task);
1105	>	for (int i = 0; i < 2; ++i) {
1106	>	try {
1107	>	p.execute(task);
1108	>	shouldThrow();
1109	>	} catch (RejectedExecutionException success) {}
1110	>	assertTrue(p.getTaskCount() <= 2);
1111	>	}
1112	>	}
1113	>	}
1114	>
1115	>	/**
1116	>	* submit(callable) throws RejectedExecutionException if saturated.
1117	>	*/
1118	>	public void testSaturatedSubmitCallable() {
1119	>	final CountDownLatch done = new CountDownLatch(1);
1120	>	final ThreadPoolExecutor p =
1121	>	new ThreadPoolExecutor(1, 1,
1122	>	LONG_DELAY_MS, MILLISECONDS,
1123	>	new ArrayBlockingQueue<Runnable>(1));
1124	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1125	>	Runnable task = new CheckedRunnable() {
1126	>	public void realRun() throws InterruptedException {
1127	>	await(done);
1128	>	}};
1129	>	for (int i = 0; i < 2; ++i)
1130	>	p.execute(task);
1131	>	for (int i = 0; i < 2; ++i) {
1132	>	try {
1133	>	p.execute(task);
1134	>	shouldThrow();
1135	>	} catch (RejectedExecutionException success) {}
1136	>	assertTrue(p.getTaskCount() <= 2);
1137	>	}
1138	>	}
1139	>	}
1140
1141	+	/**
1142	+	* executor using CallerRunsPolicy runs task if saturated.
1143	+	*/
1144	+	public void testSaturatedExecute2() {
1145	+	final ThreadPoolExecutor p =
1146	+	new ThreadPoolExecutor(1, 1,
1147	+	LONG_DELAY_MS,
1148	+	MILLISECONDS,
1149	+	new ArrayBlockingQueue<Runnable>(1),
1150	+	new ThreadPoolExecutor.CallerRunsPolicy());
1151	+	try (PoolCleaner cleaner = cleaner(p)) {
1152	+	final CountDownLatch done = new CountDownLatch(1);
1153	+	Runnable blocker = new CheckedRunnable() {
1154	+	public void realRun() throws InterruptedException {
1155	+	await(done);
1156	+	}};
1157	+	p.execute(blocker);
1158		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1159	<	for (int i = 0; i < 5; ++i) {
1159	>	for (int i = 0; i < tasks.length; i++)
1160		tasks[i] = new TrackedNoOpRunnable();
1161	<	}
721	<	TrackedLongRunnable mr = new TrackedLongRunnable();
722	<	p.execute(mr);
723	<	for (int i = 0; i < 5; ++i) {
1161	>	for (int i = 0; i < tasks.length; i++)
1162		p.execute(tasks[i]);
1163	<	}
726	<	for (int i = 1; i < 5; ++i) {
1163	>	for (int i = 1; i < tasks.length; i++)
1164		assertTrue(tasks[i].done);
1165	<	}
1166	<	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
730	<	} finally {
731	<	joinPool(p);
1165	>	assertFalse(tasks[0].done); // waiting in queue
1166	>	done.countDown();
1167		}
1168		}
1169
1170		/**
1171	<	*  executor using DiscardPolicy drops task if saturated.
1171	>	* executor using DiscardPolicy drops task if saturated.
1172		*/
1173		public void testSaturatedExecute3() {
1174	<	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1175	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1176	<	try {
1177	<
1178	<	TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1179	<	for (int i = 0; i < 5; ++i) {
1180	<	tasks[i] = new TrackedNoOpRunnable();
1181	<	}
1182	<	p.execute(new TrackedLongRunnable());
1183	<	for (int i = 0; i < 5; ++i) {
1184	<	p.execute(tasks[i]);
1185	<	}
1186	<	for (int i = 0; i < 5; ++i) {
1174	>	final CountDownLatch done = new CountDownLatch(1);
1175	>	final TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1176	>	for (int i = 0; i < tasks.length; ++i)
1177	>	tasks[i] = new TrackedNoOpRunnable();
1178	>	final ThreadPoolExecutor p =
1179	>	new ThreadPoolExecutor(1, 1,
1180	>	LONG_DELAY_MS, MILLISECONDS,
1181	>	new ArrayBlockingQueue<Runnable>(1),
1182	>	new ThreadPoolExecutor.DiscardPolicy());
1183	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1184	>	p.execute(awaiter(done));
1185	>
1186	>	for (TrackedNoOpRunnable task : tasks)
1187	>	p.execute(task);
1188	>	for (int i = 1; i < tasks.length; i++)
1189		assertFalse(tasks[i].done);
753	–	}
754	–	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
755	–	} finally {
756	–	joinPool(p);
1190		}
1191	+	for (int i = 1; i < tasks.length; i++)
1192	+	assertFalse(tasks[i].done);
1193	+	assertTrue(tasks[0].done); // was waiting in queue
1194		}
1195
1196		/**
1197	<	*  executor using DiscardOldestPolicy drops oldest task if saturated.
1197	>	* executor using DiscardOldestPolicy drops oldest task if saturated.
1198		*/
1199		public void testSaturatedExecute4() {
1200	<	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1201	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1202	<	try {
1203	<	p.execute(new TrackedLongRunnable());
1204	<	TrackedLongRunnable r2 = new TrackedLongRunnable();
1200	>	final CountDownLatch done = new CountDownLatch(1);
1201	>	LatchAwaiter r1 = awaiter(done);
1202	>	LatchAwaiter r2 = awaiter(done);
1203	>	LatchAwaiter r3 = awaiter(done);
1204	>	final ThreadPoolExecutor p =
1205	>	new ThreadPoolExecutor(1, 1,
1206	>	LONG_DELAY_MS, MILLISECONDS,
1207	>	new ArrayBlockingQueue<Runnable>(1),
1208	>	new ThreadPoolExecutor.DiscardOldestPolicy());
1209	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1210	>	assertEquals(LatchAwaiter.NEW, r1.state);
1211	>	assertEquals(LatchAwaiter.NEW, r2.state);
1212	>	assertEquals(LatchAwaiter.NEW, r3.state);
1213	>	p.execute(r1);
1214		p.execute(r2);
1215		assertTrue(p.getQueue().contains(r2));
771	–	TrackedNoOpRunnable r3 = new TrackedNoOpRunnable();
1216		p.execute(r3);
1217		assertFalse(p.getQueue().contains(r2));
1218		assertTrue(p.getQueue().contains(r3));
775	–	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
776	–	} finally {
777	–	joinPool(p);
1219		}
1220	+	assertEquals(LatchAwaiter.DONE, r1.state);
1221	+	assertEquals(LatchAwaiter.NEW, r2.state);
1222	+	assertEquals(LatchAwaiter.DONE, r3.state);
1223		}
1224
1225		/**
1226	<	*  execute throws RejectedExecutionException if shutdown
1226	>	* execute throws RejectedExecutionException if shutdown
1227		*/
1228		public void testRejectedExecutionExceptionOnShutdown() {
1229	<	ThreadPoolExecutor tpe =
1230	<	new ThreadPoolExecutor(1,1,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(1));
1231	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1232	<	try {
1233	<	tpe.execute(new NoOpRunnable());
1234	<	shouldThrow();
1235	<	} catch (RejectedExecutionException success) {}
1236	<
1237	<	joinPool(tpe);
1229	>	final ThreadPoolExecutor p =
1230	>	new ThreadPoolExecutor(1, 1,
1231	>	LONG_DELAY_MS, MILLISECONDS,
1232	>	new ArrayBlockingQueue<Runnable>(1));
1233	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1234	>	try (PoolCleaner cleaner = cleaner(p)) {
1235	>	try {
1236	>	p.execute(new NoOpRunnable());
1237	>	shouldThrow();
1238	>	} catch (RejectedExecutionException success) {}
1239	>	}
1240		}
1241
1242		/**
1243	<	*  execute using CallerRunsPolicy drops task on shutdown
1243	>	* execute using CallerRunsPolicy drops task on shutdown
1244		*/
1245		public void testCallerRunsOnShutdown() {
1246		RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1247	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1247	>	final ThreadPoolExecutor p =
1248	>	new ThreadPoolExecutor(1, 1,
1249	>	LONG_DELAY_MS, MILLISECONDS,
1250	>	new ArrayBlockingQueue<Runnable>(1), h);
1251
1252		try { p.shutdown(); } catch (SecurityException ok) { return; }
1253	<	try {
1253	>	try (PoolCleaner cleaner = cleaner(p)) {
1254		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1255		p.execute(r);
1256		assertFalse(r.done);
808	–	} finally {
809	–	joinPool(p);
1257		}
1258		}
1259
1260		/**
1261	<	*  execute using DiscardPolicy drops task on shutdown
1261	>	* execute using DiscardPolicy drops task on shutdown
1262		*/
1263		public void testDiscardOnShutdown() {
1264	<	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1265	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1264	>	final ThreadPoolExecutor p =
1265	>	new ThreadPoolExecutor(1, 1,
1266	>	LONG_DELAY_MS, MILLISECONDS,
1267	>	new ArrayBlockingQueue<Runnable>(1),
1268	>	new ThreadPoolExecutor.DiscardPolicy());
1269
1270		try { p.shutdown(); } catch (SecurityException ok) { return; }
1271	<	try {
1271	>	try (PoolCleaner cleaner = cleaner(p)) {
1272		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1273		p.execute(r);
1274		assertFalse(r.done);
825	–	} finally {
826	–	joinPool(p);
1275		}
1276		}
1277
830	–
1278		/**
1279	<	*  execute using DiscardOldestPolicy drops task on shutdown
1279	>	* execute using DiscardOldestPolicy drops task on shutdown
1280		*/
1281		public void testDiscardOldestOnShutdown() {
1282	<	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1283	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1282	>	final ThreadPoolExecutor p =
1283	>	new ThreadPoolExecutor(1, 1,
1284	>	LONG_DELAY_MS, MILLISECONDS,
1285	>	new ArrayBlockingQueue<Runnable>(1),
1286	>	new ThreadPoolExecutor.DiscardOldestPolicy());
1287
1288		try { p.shutdown(); } catch (SecurityException ok) { return; }
1289	<	try {
1289	>	try (PoolCleaner cleaner = cleaner(p)) {
1290		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1291		p.execute(r);
1292		assertFalse(r.done);
843	–	} finally {
844	–	joinPool(p);
1293		}
1294		}
1295
848	–
1296		/**
1297	<	*  execute (null) throws NPE
1297	>	* execute(null) throws NPE
1298		*/
1299		public void testExecuteNull() {
1300	<	ThreadPoolExecutor tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1301	<	try {
1302	<	tpe.execute(null);
1303	<	shouldThrow();
1304	<	} catch (NullPointerException success) {}
1305	<
1306	<	joinPool(tpe);
1300	>	final ThreadPoolExecutor p =
1301	>	new ThreadPoolExecutor(1, 2,
1302	>	1L, SECONDS,
1303	>	new ArrayBlockingQueue<Runnable>(10));
1304	>	try (PoolCleaner cleaner = cleaner(p)) {
1305	>	try {
1306	>	p.execute(null);
1307	>	shouldThrow();
1308	>	} catch (NullPointerException success) {}
1309	>	}
1310		}
1311
1312		/**
1313	<	*  setCorePoolSize of negative value throws IllegalArgumentException
1313	>	* setCorePoolSize of negative value throws IllegalArgumentException
1314		*/
1315		public void testCorePoolSizeIllegalArgumentException() {
1316	<	ThreadPoolExecutor tpe =
1316	>	final ThreadPoolExecutor p =
1317		new ThreadPoolExecutor(1, 2,
1318		LONG_DELAY_MS, MILLISECONDS,
1319		new ArrayBlockingQueue<Runnable>(10));
1320	<	try {
1321	<	tpe.setCorePoolSize(-1);
1322	<	shouldThrow();
1323	<	} catch (IllegalArgumentException success) {
1324	<	} finally {
875	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1320	>	try (PoolCleaner cleaner = cleaner(p)) {
1321	>	try {
1322	>	p.setCorePoolSize(-1);
1323	>	shouldThrow();
1324	>	} catch (IllegalArgumentException success) {}
1325		}
877	–	joinPool(tpe);
1326		}
1327
1328		/**
1329	<	*  setMaximumPoolSize(int) throws IllegalArgumentException if
1330	<	*  given a value less the core pool size
1329	>	* setMaximumPoolSize(int) throws IllegalArgumentException if
1330	>	* given a value less the core pool size
1331		*/
1332		public void testMaximumPoolSizeIllegalArgumentException() {
1333	<	ThreadPoolExecutor tpe =
1333	>	final ThreadPoolExecutor p =
1334		new ThreadPoolExecutor(2, 3,
1335		LONG_DELAY_MS, MILLISECONDS,
1336		new ArrayBlockingQueue<Runnable>(10));
1337	<	try {
1338	<	tpe.setMaximumPoolSize(1);
1339	<	shouldThrow();
1340	<	} catch (IllegalArgumentException success) {
1341	<	} finally {
894	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1337	>	try (PoolCleaner cleaner = cleaner(p)) {
1338	>	try {
1339	>	p.setMaximumPoolSize(1);
1340	>	shouldThrow();
1341	>	} catch (IllegalArgumentException success) {}
1342		}
896	–	joinPool(tpe);
1343		}
1344
1345		/**
1346	<	*  setMaximumPoolSize throws IllegalArgumentException
1347	<	*  if given a negative value
1346	>	* setMaximumPoolSize throws IllegalArgumentException
1347	>	* if given a negative value
1348		*/
1349		public void testMaximumPoolSizeIllegalArgumentException2() {
1350	<	ThreadPoolExecutor tpe =
1350	>	final ThreadPoolExecutor p =
1351		new ThreadPoolExecutor(2, 3,
1352		LONG_DELAY_MS, MILLISECONDS,
1353		new ArrayBlockingQueue<Runnable>(10));
1354	<	try {
1355	<	tpe.setMaximumPoolSize(-1);
1356	<	shouldThrow();
1357	<	} catch (IllegalArgumentException success) {
1358	<	} finally {
913	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1354	>	try (PoolCleaner cleaner = cleaner(p)) {
1355	>	try {
1356	>	p.setMaximumPoolSize(-1);
1357	>	shouldThrow();
1358	>	} catch (IllegalArgumentException success) {}
1359		}
915	–	joinPool(tpe);
1360		}
1361
1362	+	/**
1363	+	* Configuration changes that allow core pool size greater than
1364	+	* max pool size result in IllegalArgumentException.
1365	+	*/
1366	+	public void testPoolSizeInvariants() {
1367	+	final ThreadPoolExecutor p =
1368	+	new ThreadPoolExecutor(1, 1,
1369	+	LONG_DELAY_MS, MILLISECONDS,
1370	+	new ArrayBlockingQueue<Runnable>(10));
1371	+	try (PoolCleaner cleaner = cleaner(p)) {
1372	+	for (int s = 1; s < 5; s++) {
1373	+	p.setMaximumPoolSize(s);
1374	+	p.setCorePoolSize(s);
1375	+	try {
1376	+	p.setMaximumPoolSize(s - 1);
1377	+	shouldThrow();
1378	+	} catch (IllegalArgumentException success) {}
1379	+	assertEquals(s, p.getCorePoolSize());
1380	+	assertEquals(s, p.getMaximumPoolSize());
1381	+	try {
1382	+	p.setCorePoolSize(s + 1);
1383	+	shouldThrow();
1384	+	} catch (IllegalArgumentException success) {}
1385	+	assertEquals(s, p.getCorePoolSize());
1386	+	assertEquals(s, p.getMaximumPoolSize());
1387	+	}
1388	+	}
1389	+	}
1390
1391		/**
1392	<	*  setKeepAliveTime  throws IllegalArgumentException
1393	<	*  when given a negative value
1392	>	* setKeepAliveTime throws IllegalArgumentException
1393	>	* when given a negative value
1394		*/
1395		public void testKeepAliveTimeIllegalArgumentException() {
1396	<	ThreadPoolExecutor tpe =
1396	>	final ThreadPoolExecutor p =
1397		new ThreadPoolExecutor(2, 3,
1398		LONG_DELAY_MS, MILLISECONDS,
1399		new ArrayBlockingQueue<Runnable>(10));
1400	<	try {
1401	<	tpe.setKeepAliveTime(-1,MILLISECONDS);
1402	<	shouldThrow();
1403	<	} catch (IllegalArgumentException success) {
1404	<	} finally {
933	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1400	>	try (PoolCleaner cleaner = cleaner(p)) {
1401	>	try {
1402	>	p.setKeepAliveTime(-1, MILLISECONDS);
1403	>	shouldThrow();
1404	>	} catch (IllegalArgumentException success) {}
1405		}
935	–	joinPool(tpe);
1406		}
1407
1408		/**
1409		* terminated() is called on termination
1410		*/
1411		public void testTerminated() {
1412	<	ExtendedTPE tpe = new ExtendedTPE();
1413	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1414	<	assertTrue(tpe.terminatedCalled);
1415	<	joinPool(tpe);
1412	>	ExtendedTPE p = new ExtendedTPE();
1413	>	try (PoolCleaner cleaner = cleaner(p)) {
1414	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1415	>	assertTrue(p.terminatedCalled());
1416	>	assertTrue(p.isShutdown());
1417	>	}
1418		}
1419
1420		/**
1421		* beforeExecute and afterExecute are called when executing task
1422		*/
1423		public void testBeforeAfter() throws InterruptedException {
1424	<	ExtendedTPE tpe = new ExtendedTPE();
1425	<	try {
1426	<	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1427	<	tpe.execute(r);
1428	<	Thread.sleep(SHORT_DELAY_MS);
1429	<	assertTrue(r.done);
1430	<	assertTrue(tpe.beforeCalled);
1431	<	assertTrue(tpe.afterCalled);
1432	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1433	<	} finally {
1434	<	joinPool(tpe);
1424	>	ExtendedTPE p = new ExtendedTPE();
1425	>	try (PoolCleaner cleaner = cleaner(p)) {
1426	>	final CountDownLatch done = new CountDownLatch(1);
1427	>	p.execute(new CheckedRunnable() {
1428	>	public void realRun() {
1429	>	done.countDown();
1430	>	}});
1431	>	await(p.afterCalled);
1432	>	assertEquals(0, done.getCount());
1433	>	assertTrue(p.afterCalled());
1434	>	assertTrue(p.beforeCalled());
1435		}
1436		}
1437
#	Line 967 | Line 1439 | public class ThreadPoolExecutorTest exte
1439		* completed submit of callable returns result
1440		*/
1441		public void testSubmitCallable() throws Exception {
1442	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1443	<	try {
1442	>	final ExecutorService e =
1443	>	new ThreadPoolExecutor(2, 2,
1444	>	LONG_DELAY_MS, MILLISECONDS,
1445	>	new ArrayBlockingQueue<Runnable>(10));
1446	>	try (PoolCleaner cleaner = cleaner(e)) {
1447		Future<String> future = e.submit(new StringTask());
1448		String result = future.get();
1449		assertSame(TEST_STRING, result);
975	–	} finally {
976	–	joinPool(e);
1450		}
1451		}
1452
#	Line 981 | Line 1454 | public class ThreadPoolExecutorTest exte
1454		* completed submit of runnable returns successfully
1455		*/
1456		public void testSubmitRunnable() throws Exception {
1457	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1458	<	try {
1457	>	final ExecutorService e =
1458	>	new ThreadPoolExecutor(2, 2,
1459	>	LONG_DELAY_MS, MILLISECONDS,
1460	>	new ArrayBlockingQueue<Runnable>(10));
1461	>	try (PoolCleaner cleaner = cleaner(e)) {
1462		Future<?> future = e.submit(new NoOpRunnable());
1463		future.get();
1464		assertTrue(future.isDone());
989	–	} finally {
990	–	joinPool(e);
1465		}
1466		}
1467
#	Line 995 | Line 1469 | public class ThreadPoolExecutorTest exte
1469		* completed submit of (runnable, result) returns result
1470		*/
1471		public void testSubmitRunnable2() throws Exception {
1472	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1473	<	try {
1472	>	final ExecutorService e =
1473	>	new ThreadPoolExecutor(2, 2,
1474	>	LONG_DELAY_MS, MILLISECONDS,
1475	>	new ArrayBlockingQueue<Runnable>(10));
1476	>	try (PoolCleaner cleaner = cleaner(e)) {
1477		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
1478		String result = future.get();
1479		assertSame(TEST_STRING, result);
1003	–	} finally {
1004	–	joinPool(e);
1480		}
1481		}
1482
1008	–
1483		/**
1484		* invokeAny(null) throws NPE
1485		*/
1486		public void testInvokeAny1() throws Exception {
1487	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1488	<	try {
1489	<	e.invokeAny(null);
1490	<	shouldThrow();
1491	<	} catch (NullPointerException success) {
1492	<	} finally {
1493	<	joinPool(e);
1487	>	final ExecutorService e =
1488	>	new ThreadPoolExecutor(2, 2,
1489	>	LONG_DELAY_MS, MILLISECONDS,
1490	>	new ArrayBlockingQueue<Runnable>(10));
1491	>	try (PoolCleaner cleaner = cleaner(e)) {
1492	>	try {
1493	>	e.invokeAny(null);
1494	>	shouldThrow();
1495	>	} catch (NullPointerException success) {}
1496		}
1497		}
1498
1499		/**
1500	<	* invokeAny(empty collection) throws IAE
1500	>	* invokeAny(empty collection) throws IllegalArgumentException
1501		*/
1502		public void testInvokeAny2() throws Exception {
1503	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1504	<	try {
1505	<	e.invokeAny(new ArrayList<Callable<String>>());
1506	<	shouldThrow();
1507	<	} catch (IllegalArgumentException success) {
1508	<	} finally {
1509	<	joinPool(e);
1503	>	final ExecutorService e =
1504	>	new ThreadPoolExecutor(2, 2,
1505	>	LONG_DELAY_MS, MILLISECONDS,
1506	>	new ArrayBlockingQueue<Runnable>(10));
1507	>	try (PoolCleaner cleaner = cleaner(e)) {
1508	>	try {
1509	>	e.invokeAny(new ArrayList<Callable<String>>());
1510	>	shouldThrow();
1511	>	} catch (IllegalArgumentException success) {}
1512		}
1513		}
1514
#	Line 1039 | Line 1517 | public class ThreadPoolExecutorTest exte
1517		*/
1518		public void testInvokeAny3() throws Exception {
1519		final CountDownLatch latch = new CountDownLatch(1);
1520	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1521	<	try {
1522	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1523	<	l.add(new Callable<String>() {
1524	<	public String call() {
1525	<	try {
1526	<	latch.await();
1049	<	} catch (InterruptedException ok) {}
1050	<	return TEST_STRING;
1051	<	}});
1520	>	final ExecutorService e =
1521	>	new ThreadPoolExecutor(2, 2,
1522	>	LONG_DELAY_MS, MILLISECONDS,
1523	>	new ArrayBlockingQueue<Runnable>(10));
1524	>	try (PoolCleaner cleaner = cleaner(e)) {
1525	>	List<Callable<String>> l = new ArrayList<>();
1526	>	l.add(latchAwaitingStringTask(latch));
1527		l.add(null);
1528	<	e.invokeAny(l);
1529	<	shouldThrow();
1530	<	} catch (NullPointerException success) {
1531	<	} finally {
1528	>	try {
1529	>	e.invokeAny(l);
1530	>	shouldThrow();
1531	>	} catch (NullPointerException success) {}
1532		latch.countDown();
1058	–	joinPool(e);
1533		}
1534		}
1535
#	Line 1063 | Line 1537 | public class ThreadPoolExecutorTest exte
1537		* invokeAny(c) throws ExecutionException if no task completes
1538		*/
1539		public void testInvokeAny4() throws Exception {
1540	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1541	<	try {
1542	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1540	>	final ExecutorService e =
1541	>	new ThreadPoolExecutor(2, 2,
1542	>	LONG_DELAY_MS, MILLISECONDS,
1543	>	new ArrayBlockingQueue<Runnable>(10));
1544	>	try (PoolCleaner cleaner = cleaner(e)) {
1545	>	List<Callable<String>> l = new ArrayList<>();
1546		l.add(new NPETask());
1547	<	e.invokeAny(l);
1548	<	shouldThrow();
1549	<	} catch (ExecutionException success) {
1550	<	assertTrue(success.getCause() instanceof NullPointerException);
1551	<	} finally {
1552	<	joinPool(e);
1547	>	try {
1548	>	e.invokeAny(l);
1549	>	shouldThrow();
1550	>	} catch (ExecutionException success) {
1551	>	assertTrue(success.getCause() instanceof NullPointerException);
1552	>	}
1553		}
1554		}
1555
#	Line 1080 | Line 1557 | public class ThreadPoolExecutorTest exte
1557		* invokeAny(c) returns result of some task
1558		*/
1559		public void testInvokeAny5() throws Exception {
1560	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1561	<	try {
1562	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1560	>	final ExecutorService e =
1561	>	new ThreadPoolExecutor(2, 2,
1562	>	LONG_DELAY_MS, MILLISECONDS,
1563	>	new ArrayBlockingQueue<Runnable>(10));
1564	>	try (PoolCleaner cleaner = cleaner(e)) {
1565	>	List<Callable<String>> l = new ArrayList<>();
1566		l.add(new StringTask());
1567		l.add(new StringTask());
1568		String result = e.invokeAny(l);
1569		assertSame(TEST_STRING, result);
1090	–	} finally {
1091	–	joinPool(e);
1570		}
1571		}
1572
#	Line 1096 | Line 1574 | public class ThreadPoolExecutorTest exte
1574		* invokeAll(null) throws NPE
1575		*/
1576		public void testInvokeAll1() throws Exception {
1577	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1578	<	try {
1579	<	e.invokeAll(null);
1580	<	shouldThrow();
1581	<	} catch (NullPointerException success) {
1582	<	} finally {
1583	<	joinPool(e);
1577	>	final ExecutorService e =
1578	>	new ThreadPoolExecutor(2, 2,
1579	>	LONG_DELAY_MS, MILLISECONDS,
1580	>	new ArrayBlockingQueue<Runnable>(10));
1581	>	try (PoolCleaner cleaner = cleaner(e)) {
1582	>	try {
1583	>	e.invokeAll(null);
1584	>	shouldThrow();
1585	>	} catch (NullPointerException success) {}
1586		}
1587		}
1588
1589		/**
1590	<	* invokeAll(empty collection) returns empty collection
1590	>	* invokeAll(empty collection) returns empty list
1591		*/
1592		public void testInvokeAll2() throws InterruptedException {
1593	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1594	<	try {
1595	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
1593	>	final ExecutorService e =
1594	>	new ThreadPoolExecutor(2, 2,
1595	>	LONG_DELAY_MS, MILLISECONDS,
1596	>	new ArrayBlockingQueue<Runnable>(10));
1597	>	final Collection<Callable<String>> emptyCollection
1598	>	= Collections.emptyList();
1599	>	try (PoolCleaner cleaner = cleaner(e)) {
1600	>	List<Future<String>> r = e.invokeAll(emptyCollection);
1601		assertTrue(r.isEmpty());
1117	–	} finally {
1118	–	joinPool(e);
1602		}
1603		}
1604
#	Line 1123 | Line 1606 | public class ThreadPoolExecutorTest exte
1606		* invokeAll(c) throws NPE if c has null elements
1607		*/
1608		public void testInvokeAll3() throws Exception {
1609	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1610	<	try {
1611	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1609	>	final ExecutorService e =
1610	>	new ThreadPoolExecutor(2, 2,
1611	>	LONG_DELAY_MS, MILLISECONDS,
1612	>	new ArrayBlockingQueue<Runnable>(10));
1613	>	try (PoolCleaner cleaner = cleaner(e)) {
1614	>	List<Callable<String>> l = new ArrayList<>();
1615		l.add(new StringTask());
1616		l.add(null);
1617	<	e.invokeAll(l);
1618	<	shouldThrow();
1619	<	} catch (NullPointerException success) {
1620	<	} finally {
1135	<	joinPool(e);
1617	>	try {
1618	>	e.invokeAll(l);
1619	>	shouldThrow();
1620	>	} catch (NullPointerException success) {}
1621		}
1622		}
1623
#	Line 1140 | Line 1625 | public class ThreadPoolExecutorTest exte
1625		* get of element of invokeAll(c) throws exception on failed task
1626		*/
1627		public void testInvokeAll4() throws Exception {
1628	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1629	<	try {
1630	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1628	>	final ExecutorService e =
1629	>	new ThreadPoolExecutor(2, 2,
1630	>	LONG_DELAY_MS, MILLISECONDS,
1631	>	new ArrayBlockingQueue<Runnable>(10));
1632	>	try (PoolCleaner cleaner = cleaner(e)) {
1633	>	List<Callable<String>> l = new ArrayList<>();
1634		l.add(new NPETask());
1635	<	List<Future<String>> result = e.invokeAll(l);
1636	<	assertEquals(1, result.size());
1637	<	for (Future<String> future : result) {
1638	<	try {
1639	<	future.get();
1640	<	shouldThrow();
1641	<	} catch (ExecutionException success) {
1154	<	Throwable cause = success.getCause();
1155	<	assertTrue(cause instanceof NullPointerException);
1156	<	}
1635	>	List<Future<String>> futures = e.invokeAll(l);
1636	>	assertEquals(1, futures.size());
1637	>	try {
1638	>	futures.get(0).get();
1639	>	shouldThrow();
1640	>	} catch (ExecutionException success) {
1641	>	assertTrue(success.getCause() instanceof NullPointerException);
1642		}
1158	–	} finally {
1159	–	joinPool(e);
1643		}
1644		}
1645
#	Line 1164 | Line 1647 | public class ThreadPoolExecutorTest exte
1647		* invokeAll(c) returns results of all completed tasks
1648		*/
1649		public void testInvokeAll5() throws Exception {
1650	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1651	<	try {
1652	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1650	>	final ExecutorService e =
1651	>	new ThreadPoolExecutor(2, 2,
1652	>	LONG_DELAY_MS, MILLISECONDS,
1653	>	new ArrayBlockingQueue<Runnable>(10));
1654	>	try (PoolCleaner cleaner = cleaner(e)) {
1655	>	List<Callable<String>> l = new ArrayList<>();
1656		l.add(new StringTask());
1657		l.add(new StringTask());
1658	<	List<Future<String>> result = e.invokeAll(l);
1659	<	assertEquals(2, result.size());
1660	<	for (Future<String> future : result)
1658	>	List<Future<String>> futures = e.invokeAll(l);
1659	>	assertEquals(2, futures.size());
1660	>	for (Future<String> future : futures)
1661		assertSame(TEST_STRING, future.get());
1176	–	} finally {
1177	–	joinPool(e);
1662		}
1663		}
1664
1181	–
1182	–
1665		/**
1666		* timed invokeAny(null) throws NPE
1667		*/
1668		public void testTimedInvokeAny1() throws Exception {
1669	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1670	<	try {
1671	<	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1672	<	shouldThrow();
1673	<	} catch (NullPointerException success) {
1674	<	} finally {
1675	<	joinPool(e);
1669	>	final ExecutorService e =
1670	>	new ThreadPoolExecutor(2, 2,
1671	>	LONG_DELAY_MS, MILLISECONDS,
1672	>	new ArrayBlockingQueue<Runnable>(10));
1673	>	try (PoolCleaner cleaner = cleaner(e)) {
1674	>	try {
1675	>	e.invokeAny(null, randomTimeout(), randomTimeUnit());
1676	>	shouldThrow();
1677	>	} catch (NullPointerException success) {}
1678		}
1679		}
1680
#	Line 1198 | Line 1682 | public class ThreadPoolExecutorTest exte
1682		* timed invokeAny(,,null) throws NPE
1683		*/
1684		public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1685	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1686	<	try {
1687	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1685	>	final ExecutorService e =
1686	>	new ThreadPoolExecutor(2, 2,
1687	>	LONG_DELAY_MS, MILLISECONDS,
1688	>	new ArrayBlockingQueue<Runnable>(10));
1689	>	try (PoolCleaner cleaner = cleaner(e)) {
1690	>	List<Callable<String>> l = new ArrayList<>();
1691		l.add(new StringTask());
1692	<	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1693	<	shouldThrow();
1694	<	} catch (NullPointerException success) {
1695	<	} finally {
1209	<	joinPool(e);
1692	>	try {
1693	>	e.invokeAny(l, randomTimeout(), null);
1694	>	shouldThrow();
1695	>	} catch (NullPointerException success) {}
1696		}
1697		}
1698
1699		/**
1700	<	* timed invokeAny(empty collection) throws IAE
1700	>	* timed invokeAny(empty collection) throws IllegalArgumentException
1701		*/
1702		public void testTimedInvokeAny2() throws Exception {
1703	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1704	<	try {
1705	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1706	<	shouldThrow();
1707	<	} catch (IllegalArgumentException success) {
1708	<	} finally {
1709	<	joinPool(e);
1703	>	final ExecutorService e =
1704	>	new ThreadPoolExecutor(2, 2,
1705	>	LONG_DELAY_MS, MILLISECONDS,
1706	>	new ArrayBlockingQueue<Runnable>(10));
1707	>	try (PoolCleaner cleaner = cleaner(e)) {
1708	>	try {
1709	>	e.invokeAny(new ArrayList<Callable<String>>(),
1710	>	randomTimeout(), randomTimeUnit());
1711	>	shouldThrow();
1712	>	} catch (IllegalArgumentException success) {}
1713		}
1714		}
1715
1716		/**
1717	<	* timed invokeAny(c) throws NPE if c has null elements
1717	>	* timed invokeAny(c) throws NullPointerException if c has null elements
1718		*/
1719		public void testTimedInvokeAny3() throws Exception {
1720		final CountDownLatch latch = new CountDownLatch(1);
1721	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1722	<	try {
1723	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1724	<	l.add(new Callable<String>() {
1725	<	public String call() {
1726	<	try {
1727	<	latch.await();
1239	<	} catch (InterruptedException ok) {}
1240	<	return TEST_STRING;
1241	<	}});
1721	>	final ExecutorService e =
1722	>	new ThreadPoolExecutor(2, 2,
1723	>	LONG_DELAY_MS, MILLISECONDS,
1724	>	new ArrayBlockingQueue<Runnable>(10));
1725	>	try (PoolCleaner cleaner = cleaner(e)) {
1726	>	List<Callable<String>> l = new ArrayList<>();
1727	>	l.add(latchAwaitingStringTask(latch));
1728		l.add(null);
1729	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1730	<	shouldThrow();
1731	<	} catch (NullPointerException success) {
1732	<	} finally {
1729	>	try {
1730	>	e.invokeAny(l, randomTimeout(), randomTimeUnit());
1731	>	shouldThrow();
1732	>	} catch (NullPointerException success) {}
1733		latch.countDown();
1248	–	joinPool(e);
1734		}
1735		}
1736
#	Line 1253 | Line 1738 | public class ThreadPoolExecutorTest exte
1738		* timed invokeAny(c) throws ExecutionException if no task completes
1739		*/
1740		public void testTimedInvokeAny4() throws Exception {
1741	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1742	<	try {
1743	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1741	>	final ExecutorService e =
1742	>	new ThreadPoolExecutor(2, 2,
1743	>	LONG_DELAY_MS, MILLISECONDS,
1744	>	new ArrayBlockingQueue<Runnable>(10));
1745	>	try (PoolCleaner cleaner = cleaner(e)) {
1746	>	long startTime = System.nanoTime();
1747	>	List<Callable<String>> l = new ArrayList<>();
1748		l.add(new NPETask());
1749	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1750	<	shouldThrow();
1751	<	} catch (ExecutionException success) {
1752	<	assertTrue(success.getCause() instanceof NullPointerException);
1753	<	} finally {
1754	<	joinPool(e);
1749	>	try {
1750	>	e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
1751	>	shouldThrow();
1752	>	} catch (ExecutionException success) {
1753	>	assertTrue(success.getCause() instanceof NullPointerException);
1754	>	}
1755	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1756		}
1757		}
1758
#	Line 1270 | Line 1760 | public class ThreadPoolExecutorTest exte
1760		* timed invokeAny(c) returns result of some task
1761		*/
1762		public void testTimedInvokeAny5() throws Exception {
1763	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1764	<	try {
1765	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1763	>	final ExecutorService e =
1764	>	new ThreadPoolExecutor(2, 2,
1765	>	LONG_DELAY_MS, MILLISECONDS,
1766	>	new ArrayBlockingQueue<Runnable>(10));
1767	>	try (PoolCleaner cleaner = cleaner(e)) {
1768	>	long startTime = System.nanoTime();
1769	>	List<Callable<String>> l = new ArrayList<>();
1770		l.add(new StringTask());
1771		l.add(new StringTask());
1772	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1772	>	String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
1773		assertSame(TEST_STRING, result);
1774	<	} finally {
1281	<	joinPool(e);
1774	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1775		}
1776		}
1777
#	Line 1286 | Line 1779 | public class ThreadPoolExecutorTest exte
1779		* timed invokeAll(null) throws NPE
1780		*/
1781		public void testTimedInvokeAll1() throws Exception {
1782	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1783	<	try {
1784	<	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1785	<	shouldThrow();
1786	<	} catch (NullPointerException success) {
1787	<	} finally {
1788	<	joinPool(e);
1782	>	final ExecutorService e =
1783	>	new ThreadPoolExecutor(2, 2,
1784	>	LONG_DELAY_MS, MILLISECONDS,
1785	>	new ArrayBlockingQueue<Runnable>(10));
1786	>	try (PoolCleaner cleaner = cleaner(e)) {
1787	>	try {
1788	>	e.invokeAll(null, randomTimeout(), randomTimeUnit());
1789	>	shouldThrow();
1790	>	} catch (NullPointerException success) {}
1791		}
1792		}
1793
#	Line 1300 | Line 1795 | public class ThreadPoolExecutorTest exte
1795		* timed invokeAll(,,null) throws NPE
1796		*/
1797		public void testTimedInvokeAllNullTimeUnit() throws Exception {
1798	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1799	<	try {
1800	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1798	>	final ExecutorService e =
1799	>	new ThreadPoolExecutor(2, 2,
1800	>	LONG_DELAY_MS, MILLISECONDS,
1801	>	new ArrayBlockingQueue<Runnable>(10));
1802	>	try (PoolCleaner cleaner = cleaner(e)) {
1803	>	List<Callable<String>> l = new ArrayList<>();
1804		l.add(new StringTask());
1805	<	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1806	<	shouldThrow();
1807	<	} catch (NullPointerException success) {
1808	<	} finally {
1311	<	joinPool(e);
1805	>	try {
1806	>	e.invokeAll(l, randomTimeout(), null);
1807	>	shouldThrow();
1808	>	} catch (NullPointerException success) {}
1809		}
1810		}
1811
1812		/**
1813	<	* timed invokeAll(empty collection) returns empty collection
1813	>	* timed invokeAll(empty collection) returns empty list
1814		*/
1815		public void testTimedInvokeAll2() throws InterruptedException {
1816	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1817	<	try {
1818	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1816	>	final ExecutorService e =
1817	>	new ThreadPoolExecutor(2, 2,
1818	>	LONG_DELAY_MS, MILLISECONDS,
1819	>	new ArrayBlockingQueue<Runnable>(10));
1820	>	final Collection<Callable<String>> emptyCollection
1821	>	= Collections.emptyList();
1822	>	try (PoolCleaner cleaner = cleaner(e)) {
1823	>	List<Future<String>> r =
1824	>	e.invokeAll(emptyCollection, randomTimeout(), randomTimeUnit());
1825		assertTrue(r.isEmpty());
1323	–	} finally {
1324	–	joinPool(e);
1826		}
1827		}
1828
#	Line 1329 | Line 1830 | public class ThreadPoolExecutorTest exte
1830		* timed invokeAll(c) throws NPE if c has null elements
1831		*/
1832		public void testTimedInvokeAll3() throws Exception {
1833	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1834	<	try {
1835	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1833	>	final ExecutorService e =
1834	>	new ThreadPoolExecutor(2, 2,
1835	>	LONG_DELAY_MS, MILLISECONDS,
1836	>	new ArrayBlockingQueue<Runnable>(10));
1837	>	try (PoolCleaner cleaner = cleaner(e)) {
1838	>	List<Callable<String>> l = new ArrayList<>();
1839		l.add(new StringTask());
1840		l.add(null);
1841	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1842	<	shouldThrow();
1843	<	} catch (NullPointerException success) {
1844	<	} finally {
1341	<	joinPool(e);
1841	>	try {
1842	>	e.invokeAll(l, randomTimeout(), randomTimeUnit());
1843	>	shouldThrow();
1844	>	} catch (NullPointerException success) {}
1845		}
1846		}
1847
#	Line 1346 | Line 1849 | public class ThreadPoolExecutorTest exte
1849		* get of element of invokeAll(c) throws exception on failed task
1850		*/
1851		public void testTimedInvokeAll4() throws Exception {
1852	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1853	<	try {
1854	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1852	>	final ExecutorService e =
1853	>	new ThreadPoolExecutor(2, 2,
1854	>	LONG_DELAY_MS, MILLISECONDS,
1855	>	new ArrayBlockingQueue<Runnable>(10));
1856	>	try (PoolCleaner cleaner = cleaner(e)) {
1857	>	List<Callable<String>> l = new ArrayList<>();
1858		l.add(new NPETask());
1859	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1860	<	assertEquals(1, result.size());
1861	<	for (Future<String> future : result)
1862	<	future.get();
1863	<	shouldThrow();
1864	<	} catch (ExecutionException success) {
1865	<	assertTrue(success.getCause() instanceof NullPointerException);
1866	<	} finally {
1867	<	joinPool(e);
1859	>	List<Future<String>> futures =
1860	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1861	>	assertEquals(1, futures.size());
1862	>	try {
1863	>	futures.get(0).get();
1864	>	shouldThrow();
1865	>	} catch (ExecutionException success) {
1866	>	assertTrue(success.getCause() instanceof NullPointerException);
1867	>	}
1868		}
1869		}
1870
#	Line 1366 | Line 1872 | public class ThreadPoolExecutorTest exte
1872		* timed invokeAll(c) returns results of all completed tasks
1873		*/
1874		public void testTimedInvokeAll5() throws Exception {
1875	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1876	<	try {
1877	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1875	>	final ExecutorService e =
1876	>	new ThreadPoolExecutor(2, 2,
1877	>	LONG_DELAY_MS, MILLISECONDS,
1878	>	new ArrayBlockingQueue<Runnable>(10));
1879	>	try (PoolCleaner cleaner = cleaner(e)) {
1880	>	List<Callable<String>> l = new ArrayList<>();
1881		l.add(new StringTask());
1882		l.add(new StringTask());
1883	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1884	<	assertEquals(2, result.size());
1885	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1886	<	assertSame(TEST_STRING, it.next().get());
1887	<	} finally {
1379	<	joinPool(e);
1883	>	List<Future<String>> futures =
1884	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1885	>	assertEquals(2, futures.size());
1886	>	for (Future<String> future : futures)
1887	>	assertSame(TEST_STRING, future.get());
1888		}
1889		}
1890
#	Line 1384 | Line 1892 | public class ThreadPoolExecutorTest exte
1892		* timed invokeAll(c) cancels tasks not completed by timeout
1893		*/
1894		public void testTimedInvokeAll6() throws Exception {
1895	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1896	<	try {
1897	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1898	<	l.add(new StringTask());
1899	<	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1900	<	l.add(new StringTask());
1901	<	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1902	<	assertEquals(3, result.size());
1903	<	Iterator<Future<String>> it = result.iterator();
1904	<	Future<String> f1 = it.next();
1905	<	Future<String> f2 = it.next();
1906	<	Future<String> f3 = it.next();
1907	<	assertTrue(f1.isDone());
1908	<	assertTrue(f2.isDone());
1909	<	assertTrue(f3.isDone());
1910	<	assertFalse(f1.isCancelled());
1911	<	assertTrue(f2.isCancelled());
1912	<	} finally {
1913	<	joinPool(e);
1895	>	for (long timeout = timeoutMillis();;) {
1896	>	final CountDownLatch done = new CountDownLatch(1);
1897	>	final Callable<String> waiter = new CheckedCallable<String>() {
1898	>	public String realCall() {
1899	>	try { done.await(LONG_DELAY_MS, MILLISECONDS); }
1900	>	catch (InterruptedException ok) {}
1901	>	return "1"; }};
1902	>	final ExecutorService p =
1903	>	new ThreadPoolExecutor(2, 2,
1904	>	LONG_DELAY_MS, MILLISECONDS,
1905	>	new ArrayBlockingQueue<Runnable>(10));
1906	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1907	>	List<Callable<String>> tasks = new ArrayList<>();
1908	>	tasks.add(new StringTask("0"));
1909	>	tasks.add(waiter);
1910	>	tasks.add(new StringTask("2"));
1911	>	long startTime = System.nanoTime();
1912	>	List<Future<String>> futures =
1913	>	p.invokeAll(tasks, timeout, MILLISECONDS);
1914	>	assertEquals(tasks.size(), futures.size());
1915	>	assertTrue(millisElapsedSince(startTime) >= timeout);
1916	>	for (Future future : futures)
1917	>	assertTrue(future.isDone());
1918	>	assertTrue(futures.get(1).isCancelled());
1919	>	try {
1920	>	assertEquals("0", futures.get(0).get());
1921	>	assertEquals("2", futures.get(2).get());
1922	>	break;
1923	>	} catch (CancellationException retryWithLongerTimeout) {
1924	>	timeout *= 2;
1925	>	if (timeout >= LONG_DELAY_MS / 2)
1926	>	fail("expected exactly one task to be cancelled");
1927	>	}
1928	>	}
1929		}
1930		}
1931
#	Line 1411 | Line 1934 | public class ThreadPoolExecutorTest exte
1934		* thread factory fails to create more
1935		*/
1936		public void testFailingThreadFactory() throws InterruptedException {
1937	<	ExecutorService e = new ThreadPoolExecutor(100, 100, LONG_DELAY_MS, MILLISECONDS, new LinkedBlockingQueue<Runnable>(), new FailingThreadFactory());
1938	<	try {
1939	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1940	<	for (int k = 0; k < 100; ++k) {
1941	<	e.execute(new NoOpRunnable());
1942	<	}
1943	<	Thread.sleep(LONG_DELAY_MS);
1944	<	} finally {
1945	<	joinPool(e);
1937	>	final ExecutorService e =
1938	>	new ThreadPoolExecutor(100, 100,
1939	>	LONG_DELAY_MS, MILLISECONDS,
1940	>	new LinkedBlockingQueue<Runnable>(),
1941	>	new FailingThreadFactory());
1942	>	try (PoolCleaner cleaner = cleaner(e)) {
1943	>	final int TASKS = 100;
1944	>	final CountDownLatch done = new CountDownLatch(TASKS);
1945	>	for (int k = 0; k < TASKS; ++k)
1946	>	e.execute(new CheckedRunnable() {
1947	>	public void realRun() {
1948	>	done.countDown();
1949	>	}});
1950	>	await(done);
1951		}
1952		}
1953
#	Line 1427 | Line 1955 | public class ThreadPoolExecutorTest exte
1955		* allowsCoreThreadTimeOut is by default false.
1956		*/
1957		public void testAllowsCoreThreadTimeOut() {
1958	<	ThreadPoolExecutor tpe = new ThreadPoolExecutor(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1959	<	assertFalse(tpe.allowsCoreThreadTimeOut());
1960	<	joinPool(tpe);
1958	>	final ThreadPoolExecutor p =
1959	>	new ThreadPoolExecutor(2, 2,
1960	>	1000, MILLISECONDS,
1961	>	new ArrayBlockingQueue<Runnable>(10));
1962	>	try (PoolCleaner cleaner = cleaner(p)) {
1963	>	assertFalse(p.allowsCoreThreadTimeOut());
1964	>	}
1965		}
1966
1967		/**
1968		* allowCoreThreadTimeOut(true) causes idle threads to time out
1969		*/
1970	<	public void testAllowCoreThreadTimeOut_true() throws InterruptedException {
1971	<	ThreadPoolExecutor tpe = new ThreadPoolExecutor(2, 10, 10, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1972	<	tpe.allowCoreThreadTimeOut(true);
1973	<	tpe.execute(new NoOpRunnable());
1974	<	try {
1975	<	Thread.sleep(MEDIUM_DELAY_MS);
1976	<	assertEquals(0, tpe.getPoolSize());
1977	<	} finally {
1978	<	joinPool(tpe);
1970	>	public void testAllowCoreThreadTimeOut_true() throws Exception {
1971	>	long keepAliveTime = timeoutMillis();
1972	>	final ThreadPoolExecutor p =
1973	>	new ThreadPoolExecutor(2, 10,
1974	>	keepAliveTime, MILLISECONDS,
1975	>	new ArrayBlockingQueue<Runnable>(10));
1976	>	try (PoolCleaner cleaner = cleaner(p)) {
1977	>	final CountDownLatch threadStarted = new CountDownLatch(1);
1978	>	p.allowCoreThreadTimeOut(true);
1979	>	p.execute(new CheckedRunnable() {
1980	>	public void realRun() {
1981	>	threadStarted.countDown();
1982	>	assertEquals(1, p.getPoolSize());
1983	>	}});
1984	>	await(threadStarted);
1985	>	delay(keepAliveTime);
1986	>	long startTime = System.nanoTime();
1987	>	while (p.getPoolSize() > 0
1988	>	&& millisElapsedSince(startTime) < LONG_DELAY_MS)
1989	>	Thread.yield();
1990	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1991	>	assertEquals(0, p.getPoolSize());
1992		}
1993		}
1994
1995		/**
1996		* allowCoreThreadTimeOut(false) causes idle threads not to time out
1997		*/
1998	<	public void testAllowCoreThreadTimeOut_false() throws InterruptedException {
1999	<	ThreadPoolExecutor tpe = new ThreadPoolExecutor(2, 10, 10, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
2000	<	tpe.allowCoreThreadTimeOut(false);
2001	<	tpe.execute(new NoOpRunnable());
2002	<	try {
2003	<	Thread.sleep(MEDIUM_DELAY_MS);
2004	<	assertTrue(tpe.getPoolSize() >= 1);
2005	<	} finally {
2006	<	joinPool(tpe);
1998	>	public void testAllowCoreThreadTimeOut_false() throws Exception {
1999	>	long keepAliveTime = timeoutMillis();
2000	>	final ThreadPoolExecutor p =
2001	>	new ThreadPoolExecutor(2, 10,
2002	>	keepAliveTime, MILLISECONDS,
2003	>	new ArrayBlockingQueue<Runnable>(10));
2004	>	try (PoolCleaner cleaner = cleaner(p)) {
2005	>	final CountDownLatch threadStarted = new CountDownLatch(1);
2006	>	p.allowCoreThreadTimeOut(false);
2007	>	p.execute(new CheckedRunnable() {
2008	>	public void realRun() throws InterruptedException {
2009	>	threadStarted.countDown();
2010	>	assertTrue(p.getPoolSize() >= 1);
2011	>	}});
2012	>	delay(2 * keepAliveTime);
2013	>	assertTrue(p.getPoolSize() >= 1);
2014		}
2015		}
2016
#	Line 1468 | Line 2020 | public class ThreadPoolExecutorTest exte
2020		*/
2021		public void testRejectedRecycledTask() throws InterruptedException {
2022		final int nTasks = 1000;
2023	<	final AtomicInteger nRun = new AtomicInteger(0);
2023	>	final CountDownLatch done = new CountDownLatch(nTasks);
2024		final Runnable recycledTask = new Runnable() {
2025	<	public void run() {
2026	<	nRun.getAndIncrement();
2027	<	} };
2025	>	public void run() {
2026	>	done.countDown();
2027	>	}};
2028		final ThreadPoolExecutor p =
2029	<	new ThreadPoolExecutor(1, 30, 60, TimeUnit.SECONDS,
2029	>	new ThreadPoolExecutor(1, 30,
2030	>	60, SECONDS,
2031		new ArrayBlockingQueue(30));
2032	<	try {
2032	>	try (PoolCleaner cleaner = cleaner(p)) {
2033		for (int i = 0; i < nTasks; ++i) {
2034		for (;;) {
2035		try {
2036		p.execute(recycledTask);
2037		break;
2038		}
2039	<	catch (RejectedExecutionException ignore) {
1487	<	}
2039	>	catch (RejectedExecutionException ignore) {}
2040		}
2041		}
2042	<	Thread.sleep(5000); // enough time to run all tasks
2043	<	assertEquals(nRun.get(), nTasks);
2044	<	} finally {
2045	<	p.shutdown();
2042	>	// enough time to run all tasks
2043	>	await(done, nTasks * SHORT_DELAY_MS);
2044	>	}
2045	>	}
2046	>
2047	>	/**
2048	>	* get(cancelled task) throws CancellationException
2049	>	*/
2050	>	public void testGet_cancelled() throws Exception {
2051	>	final CountDownLatch done = new CountDownLatch(1);
2052	>	final ExecutorService e =
2053	>	new ThreadPoolExecutor(1, 1,
2054	>	LONG_DELAY_MS, MILLISECONDS,
2055	>	new LinkedBlockingQueue<Runnable>());
2056	>	try (PoolCleaner cleaner = cleaner(e, done)) {
2057	>	final CountDownLatch blockerStarted = new CountDownLatch(1);
2058	>	final List<Future<?>> futures = new ArrayList<>();
2059	>	for (int i = 0; i < 2; i++) {
2060	>	Runnable r = new CheckedRunnable() { public void realRun()
2061	>	throws Throwable {
2062	>	blockerStarted.countDown();
2063	>	assertTrue(done.await(2 * LONG_DELAY_MS, MILLISECONDS));
2064	>	}};
2065	>	futures.add(e.submit(r));
2066	>	}
2067	>	await(blockerStarted);
2068	>	for (Future<?> future : futures) future.cancel(false);
2069	>	for (Future<?> future : futures) {
2070	>	try {
2071	>	future.get();
2072	>	shouldThrow();
2073	>	} catch (CancellationException success) {}
2074	>	try {
2075	>	future.get(LONG_DELAY_MS, MILLISECONDS);
2076	>	shouldThrow();
2077	>	} catch (CancellationException success) {}
2078	>	assertTrue(future.isCancelled());
2079	>	assertTrue(future.isDone());
2080	>	}
2081		}
2082		}
2083
2084	+	public void testAbortPolicy() {
2085	+	final RejectedExecutionHandler handler =
2086	+	new ThreadPoolExecutor.AbortPolicy();
2087	+	final ThreadPoolExecutor p =
2088	+	new ThreadPoolExecutor(1, 1,
2089	+	LONG_DELAY_MS, MILLISECONDS,
2090	+	new ArrayBlockingQueue<Runnable>(10));
2091	+	final TrackedNoOpRunnable r = new TrackedNoOpRunnable();
2092	+	try {
2093	+	handler.rejectedExecution(r, p);
2094	+	shouldThrow();
2095	+	} catch (RejectedExecutionException success) {}
2096	+	assertFalse(r.done);
2097	+	assertEquals(0, p.getTaskCount());
2098	+	assertTrue(p.getQueue().isEmpty());
2099	+	}
2100	+
2101		}

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