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

Comparing jsr166/src/test/tck/ThreadPoolExecutorTest.java (file contents):
Revision 1.11 by dl, Thu Dec 4 20:54:46 2003 UTC vs.
Revision 1.103 by jsr166, Mon Oct 5 22:19:00 2015 UTC

#	Line 1 | Line 1
1		/*
2	<	* Written by members of JCP JSR-166 Expert Group and released to the
3	<	* public domain. Use, modify, and redistribute this code in any way
4	<	* without acknowledgement. Other contributors include Andrew Wright,
5	<	* Jeffrey Hayes, Pat Fischer, Mike Judd.
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/publicdomain/zero/1.0/
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9	<	import java.util.concurrent.*;
10	<	import junit.framework.*;
9	>	import static java.util.concurrent.TimeUnit.MILLISECONDS;
10	>	import static java.util.concurrent.TimeUnit.NANOSECONDS;
11	>	import static java.util.concurrent.TimeUnit.SECONDS;
12	>
13	>	import java.util.ArrayList;
14		import java.util.List;
15	+	import java.util.concurrent.ArrayBlockingQueue;
16	+	import java.util.concurrent.BlockingQueue;
17	+	import java.util.concurrent.Callable;
18	+	import java.util.concurrent.CancellationException;
19	+	import java.util.concurrent.CountDownLatch;
20	+	import java.util.concurrent.ExecutionException;
21	+	import java.util.concurrent.Executors;
22	+	import java.util.concurrent.ExecutorService;
23	+	import java.util.concurrent.Future;
24	+	import java.util.concurrent.FutureTask;
25	+	import java.util.concurrent.LinkedBlockingQueue;
26	+	import java.util.concurrent.RejectedExecutionException;
27	+	import java.util.concurrent.RejectedExecutionHandler;
28	+	import java.util.concurrent.SynchronousQueue;
29	+	import java.util.concurrent.ThreadFactory;
30	+	import java.util.concurrent.ThreadPoolExecutor;
31	+	import java.util.concurrent.TimeUnit;
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	<
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, TimeUnit.MILLISECONDS, new SynchronousQueue<Runnable>());
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	>
74	>	static class FailingThreadFactory implements ThreadFactory {
75	>	int calls = 0;
76	>	public Thread newThread(Runnable r) {
77	>	if (++calls > 1) return null;
78	>	return new Thread(r);
79		}
80		}
81
82		/**
83	<	*  execute successfully executes a runnable
83	>	* execute successfully executes a runnable
84		*/
85	<	public void testExecute() {
86	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
87	<	try {
88	<	p1.execute(new Runnable() {
89	<	public void run() {
90	<	try {
91	<	Thread.sleep(SHORT_DELAY_MS);
92	<	} catch(InterruptedException e){
93	<	threadUnexpectedException();
94	<	}
95	<	}
96	<	});
53	<	Thread.sleep(SMALL_DELAY_MS);
54	<	} catch(InterruptedException e){
55	<	unexpectedException();
56	<	}
57	<	joinPool(p1);
85	>	public void testExecute() throws InterruptedException {
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	>	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
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() {
104	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
105	<	assertEquals(0, p2.getActiveCount());
106	<	p2.execute(new MediumRunnable());
107	<	try {
108	<	Thread.sleep(SHORT_DELAY_MS);
109	<	} catch(Exception e){
110	<	unexpectedException();
103	>	public void testGetActiveCount() throws InterruptedException {
104	>	final ThreadPoolExecutor p =
105	>	new ThreadPoolExecutor(2, 2,
106	>	LONG_DELAY_MS, MILLISECONDS,
107	>	new ArrayBlockingQueue<Runnable>(10));
108	>	try (PoolCleaner cleaner = cleaner(p)) {
109	>	final CountDownLatch threadStarted = new CountDownLatch(1);
110	>	final CountDownLatch done = 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	>	done.await();
117	>	}});
118	>	assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS));
119	>	assertEquals(1, p.getActiveCount());
120	>	done.countDown();
121		}
73	–	assertEquals(1, p2.getActiveCount());
74	–	joinPool(p2);
122		}
123
124		/**
125	<	*  prestartCoreThread starts a thread if under corePoolSize, else doesn't
125	>	* prestartCoreThread starts a thread if under corePoolSize, else doesn't
126		*/
127		public void testPrestartCoreThread() {
128	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
129	<	assertEquals(0, p2.getPoolSize());
130	<	assertTrue(p2.prestartCoreThread());
131	<	assertEquals(1, p2.getPoolSize());
132	<	assertTrue(p2.prestartCoreThread());
133	<	assertEquals(2, p2.getPoolSize());
134	<	assertFalse(p2.prestartCoreThread());
135	<	assertEquals(2, p2.getPoolSize());
136	<	joinPool(p2);
128	>	final ThreadPoolExecutor p =
129	>	new ThreadPoolExecutor(2, 6,
130	>	LONG_DELAY_MS, MILLISECONDS,
131	>	new ArrayBlockingQueue<Runnable>(10));
132	>	try (PoolCleaner cleaner = cleaner(p)) {
133	>	assertEquals(0, p.getPoolSize());
134	>	assertTrue(p.prestartCoreThread());
135	>	assertEquals(1, p.getPoolSize());
136	>	assertTrue(p.prestartCoreThread());
137	>	assertEquals(2, p.getPoolSize());
138	>	assertFalse(p.prestartCoreThread());
139	>	assertEquals(2, p.getPoolSize());
140	>	p.setCorePoolSize(4);
141	>	assertTrue(p.prestartCoreThread());
142	>	assertEquals(3, p.getPoolSize());
143	>	assertTrue(p.prestartCoreThread());
144	>	assertEquals(4, p.getPoolSize());
145	>	assertFalse(p.prestartCoreThread());
146	>	assertEquals(4, p.getPoolSize());
147	>	}
148		}
149
150		/**
151	<	*  prestartAllCoreThreads starts all corePoolSize threads
151	>	* prestartAllCoreThreads starts all corePoolSize threads
152		*/
153		public void testPrestartAllCoreThreads() {
154	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
155	<	assertEquals(0, p2.getPoolSize());
156	<	p2.prestartAllCoreThreads();
157	<	assertEquals(2, p2.getPoolSize());
158	<	p2.prestartAllCoreThreads();
159	<	assertEquals(2, p2.getPoolSize());
160	<	joinPool(p2);
161	<	}
162	<
163	<	/**
164	<	*   getCompletedTaskCount increases, but doesn't overestimate,
165	<	*   when tasks complete
166	<	*/
167	<	public void testGetCompletedTaskCount() {
168	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
169	<	assertEquals(0, p2.getCompletedTaskCount());
112	<	p2.execute(new ShortRunnable());
113	<	try {
114	<	Thread.sleep(SMALL_DELAY_MS);
115	<	} catch(Exception e){
116	<	unexpectedException();
117	<	}
118	<	assertEquals(1, p2.getCompletedTaskCount());
119	<	p2.shutdown();
120	<	joinPool(p2);
154	>	final ThreadPoolExecutor p =
155	>	new ThreadPoolExecutor(2, 6,
156	>	LONG_DELAY_MS, MILLISECONDS,
157	>	new ArrayBlockingQueue<Runnable>(10));
158	>	try (PoolCleaner cleaner = cleaner(p)) {
159	>	assertEquals(0, p.getPoolSize());
160	>	p.prestartAllCoreThreads();
161	>	assertEquals(2, p.getPoolSize());
162	>	p.prestartAllCoreThreads();
163	>	assertEquals(2, p.getPoolSize());
164	>	p.setCorePoolSize(4);
165	>	p.prestartAllCoreThreads();
166	>	assertEquals(4, p.getPoolSize());
167	>	p.prestartAllCoreThreads();
168	>	assertEquals(4, p.getPoolSize());
169	>	}
170		}
171	<
171	>
172		/**
173	<	*   getCorePoolSize returns size given in constructor if not otherwise set
173	>	* getCompletedTaskCount increases, but doesn't overestimate,
174	>	* when tasks complete
175	>	*/
176	>	public void testGetCompletedTaskCount() throws InterruptedException {
177	>	final ThreadPoolExecutor p =
178	>	new ThreadPoolExecutor(2, 2,
179	>	LONG_DELAY_MS, MILLISECONDS,
180	>	new ArrayBlockingQueue<Runnable>(10));
181	>	try (PoolCleaner cleaner = cleaner(p)) {
182	>	final CountDownLatch threadStarted = new CountDownLatch(1);
183	>	final CountDownLatch threadProceed = new CountDownLatch(1);
184	>	final CountDownLatch threadDone = new CountDownLatch(1);
185	>	assertEquals(0, p.getCompletedTaskCount());
186	>	p.execute(new CheckedRunnable() {
187	>	public void realRun() throws InterruptedException {
188	>	threadStarted.countDown();
189	>	assertEquals(0, p.getCompletedTaskCount());
190	>	threadProceed.await();
191	>	threadDone.countDown();
192	>	}});
193	>	await(threadStarted);
194	>	assertEquals(0, p.getCompletedTaskCount());
195	>	threadProceed.countDown();
196	>	threadDone.await();
197	>	long startTime = System.nanoTime();
198	>	while (p.getCompletedTaskCount() != 1) {
199	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
200	>	fail("timed out");
201	>	Thread.yield();
202	>	}
203	>	}
204	>	}
205	>
206	>	/**
207	>	* getCorePoolSize returns size given in constructor if not otherwise set
208		*/
209		public void testGetCorePoolSize() {
210	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
211	<	assertEquals(1, p1.getCorePoolSize());
212	<	joinPool(p1);
210	>	final ThreadPoolExecutor p =
211	>	new ThreadPoolExecutor(1, 1,
212	>	LONG_DELAY_MS, MILLISECONDS,
213	>	new ArrayBlockingQueue<Runnable>(10));
214	>	try (PoolCleaner cleaner = cleaner(p)) {
215	>	assertEquals(1, p.getCorePoolSize());
216	>	}
217		}
218	<
218	>
219		/**
220	<	*   getKeepAliveTime returns value given in constructor if not otherwise set
220	>	* getKeepAliveTime returns value given in constructor if not otherwise set
221		*/
222		public void testGetKeepAliveTime() {
223	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, 1000, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
224	<	assertEquals(1, p2.getKeepAliveTime(TimeUnit.SECONDS));
225	<	joinPool(p2);
223	>	final ThreadPoolExecutor p =
224	>	new ThreadPoolExecutor(2, 2,
225	>	1000, MILLISECONDS,
226	>	new ArrayBlockingQueue<Runnable>(10));
227	>	try (PoolCleaner cleaner = cleaner(p)) {
228	>	assertEquals(1, p.getKeepAliveTime(SECONDS));
229	>	}
230		}
231
232	<
142	<	/**
232	>	/**
233		* getThreadFactory returns factory in constructor if not set
234		*/
235		public void testGetThreadFactory() {
236	<	ThreadFactory tf = new SimpleThreadFactory();
237	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), tf, new NoOpREHandler());
238	<	assertSame(tf, p.getThreadFactory());
239	<	p.shutdown();
240	<	joinPool(p);
236	>	ThreadFactory threadFactory = new SimpleThreadFactory();
237	>	final ThreadPoolExecutor p =
238	>	new ThreadPoolExecutor(1, 2,
239	>	LONG_DELAY_MS, MILLISECONDS,
240	>	new ArrayBlockingQueue<Runnable>(10),
241	>	threadFactory,
242	>	new NoOpREHandler());
243	>	try (PoolCleaner cleaner = cleaner(p)) {
244	>	assertSame(threadFactory, p.getThreadFactory());
245	>	}
246		}
247
248	<	/**
248	>	/**
249		* setThreadFactory sets the thread factory returned by getThreadFactory
250		*/
251		public void testSetThreadFactory() {
252	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
253	<	ThreadFactory tf = new SimpleThreadFactory();
254	<	p.setThreadFactory(tf);
255	<	assertSame(tf, p.getThreadFactory());
256	<	p.shutdown();
257	<	joinPool(p);
252	>	final ThreadPoolExecutor p =
253	>	new ThreadPoolExecutor(1, 2,
254	>	LONG_DELAY_MS, MILLISECONDS,
255	>	new ArrayBlockingQueue<Runnable>(10));
256	>	try (PoolCleaner cleaner = cleaner(p)) {
257	>	ThreadFactory threadFactory = new SimpleThreadFactory();
258	>	p.setThreadFactory(threadFactory);
259	>	assertSame(threadFactory, p.getThreadFactory());
260	>	}
261		}
262
263	<
166	<	/**
263	>	/**
264		* setThreadFactory(null) throws NPE
265		*/
266		public void testSetThreadFactoryNull() {
267	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
268	<	try {
269	<	p.setThreadFactory(null);
270	<	shouldThrow();
271	<	} catch (NullPointerException success) {
272	<	} finally {
273	<	joinPool(p);
267	>	final ThreadPoolExecutor p =
268	>	new ThreadPoolExecutor(1, 2,
269	>	LONG_DELAY_MS, MILLISECONDS,
270	>	new ArrayBlockingQueue<Runnable>(10));
271	>	try (PoolCleaner cleaner = cleaner(p)) {
272	>	try {
273	>	p.setThreadFactory(null);
274	>	shouldThrow();
275	>	} catch (NullPointerException success) {}
276		}
277		}
278
279	<	/**
279	>	/**
280		* getRejectedExecutionHandler returns handler in constructor if not set
281		*/
282		public void testGetRejectedExecutionHandler() {
283	<	RejectedExecutionHandler h = new NoOpREHandler();
284	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), h);
285	<	assertSame(h, p.getRejectedExecutionHandler());
286	<	p.shutdown();
287	<	joinPool(p);
283	>	final RejectedExecutionHandler handler = new NoOpREHandler();
284	>	final ThreadPoolExecutor p =
285	>	new ThreadPoolExecutor(1, 2,
286	>	LONG_DELAY_MS, MILLISECONDS,
287	>	new ArrayBlockingQueue<Runnable>(10),
288	>	handler);
289	>	try (PoolCleaner cleaner = cleaner(p)) {
290	>	assertSame(handler, p.getRejectedExecutionHandler());
291	>	}
292		}
293
294	<	/**
294	>	/**
295		* setRejectedExecutionHandler sets the handler returned by
296		* getRejectedExecutionHandler
297		*/
298		public void testSetRejectedExecutionHandler() {
299	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
300	<	RejectedExecutionHandler h = new NoOpREHandler();
301	<	p.setRejectedExecutionHandler(h);
302	<	assertSame(h, p.getRejectedExecutionHandler());
303	<	p.shutdown();
304	<	joinPool(p);
299	>	final ThreadPoolExecutor p =
300	>	new ThreadPoolExecutor(1, 2,
301	>	LONG_DELAY_MS, MILLISECONDS,
302	>	new ArrayBlockingQueue<Runnable>(10));
303	>	try (PoolCleaner cleaner = cleaner(p)) {
304	>	RejectedExecutionHandler handler = new NoOpREHandler();
305	>	p.setRejectedExecutionHandler(handler);
306	>	assertSame(handler, p.getRejectedExecutionHandler());
307	>	}
308		}
309
310	<
205	<	/**
310	>	/**
311		* setRejectedExecutionHandler(null) throws NPE
312		*/
313		public void testSetRejectedExecutionHandlerNull() {
314	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
315	<	try {
316	<	p.setRejectedExecutionHandler(null);
317	<	shouldThrow();
318	<	} catch (NullPointerException success) {
319	<	} finally {
320	<	joinPool(p);
314	>	final ThreadPoolExecutor p =
315	>	new ThreadPoolExecutor(1, 2,
316	>	LONG_DELAY_MS, MILLISECONDS,
317	>	new ArrayBlockingQueue<Runnable>(10));
318	>	try (PoolCleaner cleaner = cleaner(p)) {
319	>	try {
320	>	p.setRejectedExecutionHandler(null);
321	>	shouldThrow();
322	>	} catch (NullPointerException success) {}
323		}
324		}
325
219	–
220	–	/**
221	–	*   getLargestPoolSize increases, but doesn't overestimate, when
222	–	*   multiple threads active
223	–	*/
224	–	public void testGetLargestPoolSize() {
225	–	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
226	–	try {
227	–	assertEquals(0, p2.getLargestPoolSize());
228	–	p2.execute(new MediumRunnable());
229	–	p2.execute(new MediumRunnable());
230	–	Thread.sleep(SHORT_DELAY_MS);
231	–	assertEquals(2, p2.getLargestPoolSize());
232	–	} catch(Exception e){
233	–	unexpectedException();
234	–	}
235	–	joinPool(p2);
236	–	}
237	–
326		/**
327	<	*   getMaximumPoolSize returns value given in constructor if not
328	<	*   otherwise set
329	<	*/
330	<	public void testGetMaximumPoolSize() {
331	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
332	<	assertEquals(2, p2.getMaximumPoolSize());
333	<	joinPool(p2);
334	<	}
335	<
336	<	/**
337	<	*   getPoolSize increases, but doesn't overestimate, when threads
338	<	*   become active
339	<	*/
340	<	public void testGetPoolSize() {
341	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
342	<	assertEquals(0, p1.getPoolSize());
343	<	p1.execute(new MediumRunnable());
344	<	assertEquals(1, p1.getPoolSize());
345	<	joinPool(p1);
346	<	}
347	<
348	<	/**
349	<	*  getTaskCount increases, but doesn't overestimate, when tasks submitted
350	<	*/
263	<	public void testGetTaskCount() {
264	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
265	<	try {
266	<	assertEquals(0, p1.getTaskCount());
267	<	p1.execute(new MediumRunnable());
268	<	Thread.sleep(SHORT_DELAY_MS);
269	<	assertEquals(1, p1.getTaskCount());
270	<	} catch(Exception e){
271	<	unexpectedException();
272	<	}
273	<	joinPool(p1);
274	<	}
275	<
276	<	/**
277	<	*   isShutDown is false before shutdown, true after
278	<	*/
279	<	public void testIsShutdown() {
280	<
281	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
282	<	assertFalse(p1.isShutdown());
283	<	p1.shutdown();
284	<	assertTrue(p1.isShutdown());
285	<	joinPool(p1);
327	>	* getLargestPoolSize increases, but doesn't overestimate, when
328	>	* multiple threads active
329	>	*/
330	>	public void testGetLargestPoolSize() throws InterruptedException {
331	>	final int THREADS = 3;
332	>	final CountDownLatch done = new CountDownLatch(1);
333	>	final ThreadPoolExecutor p =
334	>	new ThreadPoolExecutor(THREADS, THREADS,
335	>	LONG_DELAY_MS, MILLISECONDS,
336	>	new ArrayBlockingQueue<Runnable>(10));
337	>	try (PoolCleaner cleaner = cleaner(p, done)) {
338	>	assertEquals(0, p.getLargestPoolSize());
339	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
340	>	for (int i = 0; i < THREADS; i++)
341	>	p.execute(new CheckedRunnable() {
342	>	public void realRun() throws InterruptedException {
343	>	threadsStarted.countDown();
344	>	done.await();
345	>	assertEquals(THREADS, p.getLargestPoolSize());
346	>	}});
347	>	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
348	>	assertEquals(THREADS, p.getLargestPoolSize());
349	>	}
350	>	assertEquals(THREADS, p.getLargestPoolSize());
351		}
352
288	–
353		/**
354	<	*  isTerminated is false before termination, true after
354	>	* getMaximumPoolSize returns value given in constructor if not
355	>	* otherwise set
356		*/
357	<	public void testIsTerminated() {
358	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
359	<	assertFalse(p1.isTerminated());
360	<	try {
361	<	p1.execute(new MediumRunnable());
362	<	} finally {
363	<	p1.shutdown();
357	>	public void testGetMaximumPoolSize() {
358	>	final ThreadPoolExecutor p =
359	>	new ThreadPoolExecutor(2, 3,
360	>	LONG_DELAY_MS, MILLISECONDS,
361	>	new ArrayBlockingQueue<Runnable>(10));
362	>	try (PoolCleaner cleaner = cleaner(p)) {
363	>	assertEquals(3, p.getMaximumPoolSize());
364	>	p.setMaximumPoolSize(5);
365	>	assertEquals(5, p.getMaximumPoolSize());
366	>	p.setMaximumPoolSize(4);
367	>	assertEquals(4, p.getMaximumPoolSize());
368	>	}
369	>	}
370	>
371	>	/**
372	>	* getPoolSize increases, but doesn't overestimate, when threads
373	>	* become active
374	>	*/
375	>	public void testGetPoolSize() throws InterruptedException {
376	>	final CountDownLatch done = new CountDownLatch(1);
377	>	final ThreadPoolExecutor p =
378	>	new ThreadPoolExecutor(1, 1,
379	>	LONG_DELAY_MS, MILLISECONDS,
380	>	new ArrayBlockingQueue<Runnable>(10));
381	>	try (PoolCleaner cleaner = cleaner(p, done)) {
382	>	assertEquals(0, p.getPoolSize());
383	>	final CountDownLatch threadStarted = new CountDownLatch(1);
384	>	p.execute(new CheckedRunnable() {
385	>	public void realRun() throws InterruptedException {
386	>	threadStarted.countDown();
387	>	assertEquals(1, p.getPoolSize());
388	>	done.await();
389	>	}});
390	>	assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS));
391	>	assertEquals(1, p.getPoolSize());
392	>	}
393	>	}
394	>
395	>	/**
396	>	* getTaskCount increases, but doesn't overestimate, when tasks submitted
397	>	*/
398	>	public void testGetTaskCount() throws InterruptedException {
399	>	final int TASKS = 3;
400	>	final CountDownLatch done = new CountDownLatch(1);
401	>	final ThreadPoolExecutor p =
402	>	new ThreadPoolExecutor(1, 1,
403	>	LONG_DELAY_MS, MILLISECONDS,
404	>	new ArrayBlockingQueue<Runnable>(10));
405	>	try (PoolCleaner cleaner = cleaner(p, done)) {
406	>	final CountDownLatch threadStarted = new CountDownLatch(1);
407	>	assertEquals(0, p.getTaskCount());
408	>	assertEquals(0, p.getCompletedTaskCount());
409	>	p.execute(new CheckedRunnable() {
410	>	public void realRun() throws InterruptedException {
411	>	threadStarted.countDown();
412	>	done.await();
413	>	}});
414	>	assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS));
415	>	assertEquals(1, p.getTaskCount());
416	>	assertEquals(0, p.getCompletedTaskCount());
417	>	for (int i = 0; i < TASKS; i++) {
418	>	assertEquals(1 + i, p.getTaskCount());
419	>	p.execute(new CheckedRunnable() {
420	>	public void realRun() throws InterruptedException {
421	>	threadStarted.countDown();
422	>	assertEquals(1 + TASKS, p.getTaskCount());
423	>	done.await();
424	>	}});
425	>	}
426	>	assertEquals(1 + TASKS, p.getTaskCount());
427	>	assertEquals(0, p.getCompletedTaskCount());
428		}
429	<	try {
430	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
302	<	assertTrue(p1.isTerminated());
303	<	} catch(Exception e){
304	<	unexpectedException();
305	<	}
429	>	assertEquals(1 + TASKS, p.getTaskCount());
430	>	assertEquals(1 + TASKS, p.getCompletedTaskCount());
431		}
432
433		/**
434	<	*  isTerminating is not true when running or when terminated
434	>	* isShutdown is false before shutdown, true after
435		*/
436	<	public void testIsTerminating() {
437	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
438	<	assertFalse(p1.isTerminating());
439	<	try {
440	<	p1.execute(new SmallRunnable());
441	<	assertFalse(p1.isTerminating());
442	<	} finally {
443	<	p1.shutdown();
436	>	public void testIsShutdown() {
437	>	final ThreadPoolExecutor p =
438	>	new ThreadPoolExecutor(1, 1,
439	>	LONG_DELAY_MS, MILLISECONDS,
440	>	new ArrayBlockingQueue<Runnable>(10));
441	>	try (PoolCleaner cleaner = cleaner(p)) {
442	>	assertFalse(p.isShutdown());
443	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
444	>	assertTrue(p.isShutdown());
445	>	}
446	>	}
447	>
448	>	/**
449	>	* awaitTermination on a non-shutdown pool times out
450	>	*/
451	>	public void testAwaitTermination_timesOut() throws InterruptedException {
452	>	final ThreadPoolExecutor p =
453	>	new ThreadPoolExecutor(1, 1,
454	>	LONG_DELAY_MS, MILLISECONDS,
455	>	new ArrayBlockingQueue<Runnable>(10));
456	>	try (PoolCleaner cleaner = cleaner(p)) {
457	>	assertFalse(p.isTerminated());
458	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS));
459	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS));
460	>	assertFalse(p.awaitTermination(-1L, NANOSECONDS));
461	>	assertFalse(p.awaitTermination(-1L, MILLISECONDS));
462	>	assertFalse(p.awaitTermination(0L, NANOSECONDS));
463	>	assertFalse(p.awaitTermination(0L, MILLISECONDS));
464	>	long timeoutNanos = 999999L;
465	>	long startTime = System.nanoTime();
466	>	assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS));
467	>	assertTrue(System.nanoTime() - startTime >= timeoutNanos);
468	>	assertFalse(p.isTerminated());
469	>	startTime = System.nanoTime();
470	>	long timeoutMillis = timeoutMillis();
471	>	assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS));
472	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
473	>	assertFalse(p.isTerminated());
474	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
475	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
476	>	assertTrue(p.isTerminated());
477	>	}
478	>	}
479	>
480	>	/**
481	>	* isTerminated is false before termination, true after
482	>	*/
483	>	public void testIsTerminated() throws InterruptedException {
484	>	final ThreadPoolExecutor p =
485	>	new ThreadPoolExecutor(1, 1,
486	>	LONG_DELAY_MS, MILLISECONDS,
487	>	new ArrayBlockingQueue<Runnable>(10));
488	>	try (PoolCleaner cleaner = cleaner(p)) {
489	>	final CountDownLatch threadStarted = new CountDownLatch(1);
490	>	final CountDownLatch done = new CountDownLatch(1);
491	>	assertFalse(p.isTerminating());
492	>	p.execute(new CheckedRunnable() {
493	>	public void realRun() throws InterruptedException {
494	>	assertFalse(p.isTerminating());
495	>	threadStarted.countDown();
496	>	done.await();
497	>	}});
498	>	assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS));
499	>	assertFalse(p.isTerminating());
500	>	done.countDown();
501	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
502	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
503	>	assertTrue(p.isTerminated());
504	>	assertFalse(p.isTerminating());
505	>	}
506	>	}
507	>
508	>	/**
509	>	* isTerminating is not true when running or when terminated
510	>	*/
511	>	public void testIsTerminating() throws InterruptedException {
512	>	final ThreadPoolExecutor p =
513	>	new ThreadPoolExecutor(1, 1,
514	>	LONG_DELAY_MS, MILLISECONDS,
515	>	new ArrayBlockingQueue<Runnable>(10));
516	>	try (PoolCleaner cleaner = cleaner(p)) {
517	>	final CountDownLatch threadStarted = new CountDownLatch(1);
518	>	final CountDownLatch done = new CountDownLatch(1);
519	>	assertFalse(p.isTerminating());
520	>	p.execute(new CheckedRunnable() {
521	>	public void realRun() throws InterruptedException {
522	>	assertFalse(p.isTerminating());
523	>	threadStarted.countDown();
524	>	done.await();
525	>	}});
526	>	assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS));
527	>	assertFalse(p.isTerminating());
528	>	done.countDown();
529	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
530	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
531	>	assertTrue(p.isTerminated());
532	>	assertFalse(p.isTerminating());
533		}
320	–	try {
321	–	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
322	–	assertTrue(p1.isTerminated());
323	–	assertFalse(p1.isTerminating());
324	–	} catch(Exception e){
325	–	unexpectedException();
326	–	}
534		}
535
536		/**
537		* getQueue returns the work queue, which contains queued tasks
538		*/
539	<	public void testGetQueue() {
540	<	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
541	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q);
542	<	FutureTask[] tasks = new FutureTask[5];
543	<	for(int i = 0; i < 5; i++){
544	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
545	<	p1.execute(tasks[i]);
546	<	}
547	<	try {
548	<	Thread.sleep(SHORT_DELAY_MS);
549	<	BlockingQueue<Runnable> wq = p1.getQueue();
550	<	assertSame(q, wq);
551	<	assertFalse(wq.contains(tasks[0]));
552	<	assertTrue(wq.contains(tasks[4]));
553	<	p1.shutdownNow();
554	<	} catch(Exception e) {
555	<	unexpectedException();
556	<	} finally {
557	<	joinPool(p1);
539	>	public void testGetQueue() throws InterruptedException {
540	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
541	>	final ThreadPoolExecutor p =
542	>	new ThreadPoolExecutor(1, 1,
543	>	LONG_DELAY_MS, MILLISECONDS,
544	>	q);
545	>	try (PoolCleaner cleaner = cleaner(p)) {
546	>	final CountDownLatch threadStarted = new CountDownLatch(1);
547	>	final CountDownLatch done = new CountDownLatch(1);
548	>	FutureTask[] tasks = new FutureTask[5];
549	>	for (int i = 0; i < tasks.length; i++) {
550	>	Callable task = new CheckedCallable<Boolean>() {
551	>	public Boolean realCall() throws InterruptedException {
552	>	threadStarted.countDown();
553	>	assertSame(q, p.getQueue());
554	>	done.await();
555	>	return Boolean.TRUE;
556	>	}};
557	>	tasks[i] = new FutureTask(task);
558	>	p.execute(tasks[i]);
559	>	}
560	>	assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS));
561	>	assertSame(q, p.getQueue());
562	>	assertFalse(q.contains(tasks[0]));
563	>	assertTrue(q.contains(tasks[tasks.length - 1]));
564	>	assertEquals(tasks.length - 1, q.size());
565	>	done.countDown();
566		}
567		}
568
569		/**
570		* remove(task) removes queued task, and fails to remove active task
571		*/
572	<	public void testRemove() {
572	>	public void testRemove() throws InterruptedException {
573		BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
574	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q);
575	<	FutureTask[] tasks = new FutureTask[5];
576	<	for(int i = 0; i < 5; i++){
577	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
578	<	p1.execute(tasks[i]);
579	<	}
580	<	try {
581	<	Thread.sleep(SHORT_DELAY_MS);
582	<	assertFalse(p1.remove(tasks[0]));
574	>	final ThreadPoolExecutor p =
575	>	new ThreadPoolExecutor(1, 1,
576	>	LONG_DELAY_MS, MILLISECONDS,
577	>	q);
578	>	try (PoolCleaner cleaner = cleaner(p)) {
579	>	Runnable[] tasks = new Runnable[6];
580	>	final CountDownLatch threadStarted = new CountDownLatch(1);
581	>	final CountDownLatch done = new CountDownLatch(1);
582	>	for (int i = 0; i < tasks.length; i++) {
583	>	tasks[i] = new CheckedRunnable() {
584	>	public void realRun() throws InterruptedException {
585	>	threadStarted.countDown();
586	>	done.await();
587	>	}};
588	>	p.execute(tasks[i]);
589	>	}
590	>	assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS));
591	>	assertFalse(p.remove(tasks[0]));
592		assertTrue(q.contains(tasks[4]));
593		assertTrue(q.contains(tasks[3]));
594	<	assertTrue(p1.remove(tasks[4]));
595	<	assertFalse(p1.remove(tasks[4]));
594	>	assertTrue(p.remove(tasks[4]));
595	>	assertFalse(p.remove(tasks[4]));
596		assertFalse(q.contains(tasks[4]));
597		assertTrue(q.contains(tasks[3]));
598	<	assertTrue(p1.remove(tasks[3]));
598	>	assertTrue(p.remove(tasks[3]));
599		assertFalse(q.contains(tasks[3]));
600	<	p1.shutdownNow();
377	<	} catch(Exception e) {
378	<	unexpectedException();
379	<	} finally {
380	<	joinPool(p1);
600	>	done.countDown();
601		}
602		}
603
604		/**
605	<	*   purge removes cancelled tasks from the queue
605	>	* purge removes cancelled tasks from the queue
606		*/
607	<	public void testPurge() {
608	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
609	<	FutureTask[] tasks = new FutureTask[5];
610	<	for(int i = 0; i < 5; i++){
611	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
612	<	p1.execute(tasks[i]);
607	>	public void testPurge() throws InterruptedException {
608	>	final CountDownLatch threadStarted = new CountDownLatch(1);
609	>	final CountDownLatch done = new CountDownLatch(1);
610	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
611	>	final ThreadPoolExecutor p =
612	>	new ThreadPoolExecutor(1, 1,
613	>	LONG_DELAY_MS, MILLISECONDS,
614	>	q);
615	>	try (PoolCleaner cleaner = cleaner(p, done)) {
616	>	FutureTask[] tasks = new FutureTask[5];
617	>	for (int i = 0; i < tasks.length; i++) {
618	>	Callable task = new CheckedCallable<Boolean>() {
619	>	public Boolean realCall() throws InterruptedException {
620	>	threadStarted.countDown();
621	>	done.await();
622	>	return Boolean.TRUE;
623	>	}};
624	>	tasks[i] = new FutureTask(task);
625	>	p.execute(tasks[i]);
626	>	}
627	>	assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS));
628	>	assertEquals(tasks.length, p.getTaskCount());
629	>	assertEquals(tasks.length - 1, q.size());
630	>	assertEquals(1L, p.getActiveCount());
631	>	assertEquals(0L, p.getCompletedTaskCount());
632	>	tasks[4].cancel(true);
633	>	tasks[3].cancel(false);
634	>	p.purge();
635	>	assertEquals(tasks.length - 3, q.size());
636	>	assertEquals(tasks.length - 2, p.getTaskCount());
637	>	p.purge();         // Nothing to do
638	>	assertEquals(tasks.length - 3, q.size());
639	>	assertEquals(tasks.length - 2, p.getTaskCount());
640		}
394	–	tasks[4].cancel(true);
395	–	tasks[3].cancel(true);
396	–	p1.purge();
397	–	long count = p1.getTaskCount();
398	–	assertTrue(count >= 2 && count < 5);
399	–	p1.shutdownNow();
400	–	joinPool(p1);
641		}
642
643		/**
644	<	*  shutDownNow returns a list containing tasks that were not run
645	<	*/
646	<	public void testShutDownNow() {
647	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
648	<	List l;
649	<	try {
650	<	for(int i = 0; i < 5; i++)
651	<	p1.execute(new MediumPossiblyInterruptedRunnable());
652	<	}
653	<	finally {
654	<	l = p1.shutdownNow();
655	<	}
656	<	assertTrue(p1.isShutdown());
657	<	assertTrue(l.size() <= 4);
644	>	* shutdownNow returns a list containing tasks that were not run,
645	>	* and those tasks are drained from the queue
646	>	*/
647	>	public void testShutdownNow() throws InterruptedException {
648	>	final int poolSize = 2;
649	>	final int count = 5;
650	>	final AtomicInteger ran = new AtomicInteger(0);
651	>	final ThreadPoolExecutor p =
652	>	new ThreadPoolExecutor(poolSize, poolSize,
653	>	LONG_DELAY_MS, MILLISECONDS,
654	>	new ArrayBlockingQueue<Runnable>(10));
655	>	final CountDownLatch threadsStarted = new CountDownLatch(poolSize);
656	>	Runnable waiter = new CheckedRunnable() { public void realRun() {
657	>	threadsStarted.countDown();
658	>	try {
659	>	MILLISECONDS.sleep(2 * LONG_DELAY_MS);
660	>	} catch (InterruptedException success) {}
661	>	ran.getAndIncrement();
662	>	}};
663	>	for (int i = 0; i < count; i++)
664	>	p.execute(waiter);
665	>	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
666	>	assertEquals(poolSize, p.getActiveCount());
667	>	assertEquals(0, p.getCompletedTaskCount());
668	>	final List<Runnable> queuedTasks;
669	>	try {
670	>	queuedTasks = p.shutdownNow();
671	>	} catch (SecurityException ok) {
672	>	return; // Allowed in case test doesn't have privs
673	>	}
674	>	assertTrue(p.isShutdown());
675	>	assertTrue(p.getQueue().isEmpty());
676	>	assertEquals(count - poolSize, queuedTasks.size());
677	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
678	>	assertTrue(p.isTerminated());
679	>	assertEquals(poolSize, ran.get());
680	>	assertEquals(poolSize, p.getCompletedTaskCount());
681		}
682
683		// Exception Tests
421	–
684
685	<	/**
686	<	* Constructor throws if corePoolSize argument is less than zero
685	>	/**
686	>	* Constructor throws if corePoolSize argument is less than zero
687		*/
688		public void testConstructor1() {
689		try {
690	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
690	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
691	>	new ArrayBlockingQueue<Runnable>(10));
692		shouldThrow();
693	<	}
431	<	catch (IllegalArgumentException success){}
693	>	} catch (IllegalArgumentException success) {}
694		}
695	<
696	<	/**
697	<	* Constructor throws if maximumPoolSize is less than zero
695	>
696	>	/**
697	>	* Constructor throws if maximumPoolSize is less than zero
698		*/
699		public void testConstructor2() {
700		try {
701	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
701	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
702	>	new ArrayBlockingQueue<Runnable>(10));
703		shouldThrow();
704	<	}
442	<	catch (IllegalArgumentException success){}
704	>	} catch (IllegalArgumentException success) {}
705		}
706	<
707	<	/**
708	<	* Constructor throws if maximumPoolSize is equal to zero
706	>
707	>	/**
708	>	* Constructor throws if maximumPoolSize is equal to zero
709		*/
710		public void testConstructor3() {
711		try {
712	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
712	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
713	>	new ArrayBlockingQueue<Runnable>(10));
714		shouldThrow();
715	<	}
453	<	catch (IllegalArgumentException success){}
715	>	} catch (IllegalArgumentException success) {}
716		}
717
718	<	/**
719	<	* Constructor throws if keepAliveTime is less than zero
718	>	/**
719	>	* Constructor throws if keepAliveTime is less than zero
720		*/
721		public void testConstructor4() {
722		try {
723	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
723	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
724	>	new ArrayBlockingQueue<Runnable>(10));
725		shouldThrow();
726	<	}
464	<	catch (IllegalArgumentException success){}
726	>	} catch (IllegalArgumentException success) {}
727		}
728
729	<	/**
730	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
729	>	/**
730	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
731		*/
732		public void testConstructor5() {
733		try {
734	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
734	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
735	>	new ArrayBlockingQueue<Runnable>(10));
736		shouldThrow();
737	<	}
475	<	catch (IllegalArgumentException success){}
737	>	} catch (IllegalArgumentException success) {}
738		}
739	<
740	<	/**
741	<	* Constructor throws if workQueue is set to null
739	>
740	>	/**
741	>	* Constructor throws if workQueue is set to null
742		*/
743		public void testConstructorNullPointerException() {
744		try {
745	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null);
745	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
746	>	(BlockingQueue) null);
747		shouldThrow();
748	<	}
486	<	catch (NullPointerException success){}
748	>	} catch (NullPointerException success) {}
749		}
488	–
750
751	<
752	<	/**
492	<	* Constructor throws if corePoolSize argument is less than zero
751	>	/**
752	>	* Constructor throws if corePoolSize argument is less than zero
753		*/
754		public void testConstructor6() {
755		try {
756	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
756	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
757	>	new ArrayBlockingQueue<Runnable>(10),
758	>	new SimpleThreadFactory());
759		shouldThrow();
760	<	} catch (IllegalArgumentException success){}
760	>	} catch (IllegalArgumentException success) {}
761		}
762	<
763	<	/**
764	<	* Constructor throws if maximumPoolSize is less than zero
762	>
763	>	/**
764	>	* Constructor throws if maximumPoolSize is less than zero
765		*/
766		public void testConstructor7() {
767		try {
768	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
768	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
769	>	new ArrayBlockingQueue<Runnable>(10),
770	>	new SimpleThreadFactory());
771		shouldThrow();
772	<	}
509	<	catch (IllegalArgumentException success){}
772	>	} catch (IllegalArgumentException success) {}
773		}
774
775	<	/**
776	<	* Constructor throws if maximumPoolSize is equal to zero
775	>	/**
776	>	* Constructor throws if maximumPoolSize is equal to zero
777		*/
778		public void testConstructor8() {
779		try {
780	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
780	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
781	>	new ArrayBlockingQueue<Runnable>(10),
782	>	new SimpleThreadFactory());
783		shouldThrow();
784	<	}
520	<	catch (IllegalArgumentException success){}
784	>	} catch (IllegalArgumentException success) {}
785		}
786
787	<	/**
788	<	* Constructor throws if keepAliveTime is less than zero
787	>	/**
788	>	* Constructor throws if keepAliveTime is less than zero
789		*/
790		public void testConstructor9() {
791		try {
792	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
792	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
793	>	new ArrayBlockingQueue<Runnable>(10),
794	>	new SimpleThreadFactory());
795		shouldThrow();
796	<	}
531	<	catch (IllegalArgumentException success){}
796	>	} catch (IllegalArgumentException success) {}
797		}
798
799	<	/**
800	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
799	>	/**
800	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
801		*/
802		public void testConstructor10() {
803		try {
804	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
804	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
805	>	new ArrayBlockingQueue<Runnable>(10),
806	>	new SimpleThreadFactory());
807		shouldThrow();
808	<	}
542	<	catch (IllegalArgumentException success){}
808	>	} catch (IllegalArgumentException success) {}
809		}
810
811	<	/**
812	<	* Constructor throws if workQueue is set to null
811	>	/**
812	>	* Constructor throws if workQueue is set to null
813		*/
814		public void testConstructorNullPointerException2() {
815		try {
816	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory());
816	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
817	>	(BlockingQueue) null,
818	>	new SimpleThreadFactory());
819		shouldThrow();
820	<	}
553	<	catch (NullPointerException success){}
820	>	} catch (NullPointerException success) {}
821		}
822
823	<	/**
824	<	* Constructor throws if threadFactory is set to null
823	>	/**
824	>	* Constructor throws if threadFactory is set to null
825		*/
826		public void testConstructorNullPointerException3() {
827		try {
828	<	ThreadFactory f = null;
829	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f);
828	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
829	>	new ArrayBlockingQueue<Runnable>(10),
830	>	(ThreadFactory) null);
831		shouldThrow();
832	<	}
565	<	catch (NullPointerException success){}
832	>	} catch (NullPointerException success) {}
833		}
834	<
835	<
836	<	/**
570	<	* Constructor throws if corePoolSize argument is less than zero
834	>
835	>	/**
836	>	* Constructor throws if corePoolSize argument is less than zero
837		*/
838		public void testConstructor11() {
839		try {
840	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
840	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
841	>	new ArrayBlockingQueue<Runnable>(10),
842	>	new NoOpREHandler());
843		shouldThrow();
844	<	}
577	<	catch (IllegalArgumentException success){}
844	>	} catch (IllegalArgumentException success) {}
845		}
846
847	<	/**
848	<	* Constructor throws if maximumPoolSize is less than zero
847	>	/**
848	>	* Constructor throws if maximumPoolSize is less than zero
849		*/
850		public void testConstructor12() {
851		try {
852	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
852	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
853	>	new ArrayBlockingQueue<Runnable>(10),
854	>	new NoOpREHandler());
855		shouldThrow();
856	<	}
588	<	catch (IllegalArgumentException success){}
856	>	} catch (IllegalArgumentException success) {}
857		}
858
859	<	/**
860	<	* Constructor throws if maximumPoolSize is equal to zero
859	>	/**
860	>	* Constructor throws if maximumPoolSize is equal to zero
861		*/
862		public void testConstructor13() {
863		try {
864	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
864	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
865	>	new ArrayBlockingQueue<Runnable>(10),
866	>	new NoOpREHandler());
867		shouldThrow();
868	<	}
599	<	catch (IllegalArgumentException success){}
868	>	} catch (IllegalArgumentException success) {}
869		}
870
871	<	/**
872	<	* Constructor throws if keepAliveTime is less than zero
871	>	/**
872	>	* Constructor throws if keepAliveTime is less than zero
873		*/
874		public void testConstructor14() {
875		try {
876	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
876	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
877	>	new ArrayBlockingQueue<Runnable>(10),
878	>	new NoOpREHandler());
879		shouldThrow();
880	<	}
610	<	catch (IllegalArgumentException success){}
880	>	} catch (IllegalArgumentException success) {}
881		}
882
883	<	/**
884	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
883	>	/**
884	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
885		*/
886		public void testConstructor15() {
887		try {
888	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
888	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
889	>	new ArrayBlockingQueue<Runnable>(10),
890	>	new NoOpREHandler());
891		shouldThrow();
892	<	}
621	<	catch (IllegalArgumentException success){}
892	>	} catch (IllegalArgumentException success) {}
893		}
894
895	<	/**
896	<	* Constructor throws if workQueue is set to null
895	>	/**
896	>	* Constructor throws if workQueue is set to null
897		*/
898		public void testConstructorNullPointerException4() {
899		try {
900	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new NoOpREHandler());
900	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
901	>	(BlockingQueue) null,
902	>	new NoOpREHandler());
903		shouldThrow();
904	<	}
632	<	catch (NullPointerException success){}
904	>	} catch (NullPointerException success) {}
905		}
906
907	<	/**
908	<	* Constructor throws if handler is set to null
907	>	/**
908	>	* Constructor throws if handler is set to null
909		*/
910		public void testConstructorNullPointerException5() {
911		try {
912	<	RejectedExecutionHandler r = null;
913	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r);
912	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
913	>	new ArrayBlockingQueue<Runnable>(10),
914	>	(RejectedExecutionHandler) null);
915		shouldThrow();
916	<	}
644	<	catch (NullPointerException success){}
916	>	} catch (NullPointerException success) {}
917		}
918
919	<
920	<	/**
649	<	* Constructor throws if corePoolSize argument is less than zero
919	>	/**
920	>	* Constructor throws if corePoolSize argument is less than zero
921		*/
922		public void testConstructor16() {
923		try {
924	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
924	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
925	>	new ArrayBlockingQueue<Runnable>(10),
926	>	new SimpleThreadFactory(),
927	>	new NoOpREHandler());
928		shouldThrow();
929	<	}
656	<	catch (IllegalArgumentException success){}
929	>	} catch (IllegalArgumentException success) {}
930		}
931
932	<	/**
933	<	* Constructor throws if maximumPoolSize is less than zero
932	>	/**
933	>	* Constructor throws if maximumPoolSize is less than zero
934		*/
935		public void testConstructor17() {
936		try {
937	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
937	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
938	>	new ArrayBlockingQueue<Runnable>(10),
939	>	new SimpleThreadFactory(),
940	>	new NoOpREHandler());
941		shouldThrow();
942	<	}
667	<	catch (IllegalArgumentException success){}
942	>	} catch (IllegalArgumentException success) {}
943		}
944
945	<	/**
946	<	* Constructor throws if maximumPoolSize is equal to zero
945	>	/**
946	>	* Constructor throws if maximumPoolSize is equal to zero
947		*/
948		public void testConstructor18() {
949		try {
950	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
950	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
951	>	new ArrayBlockingQueue<Runnable>(10),
952	>	new SimpleThreadFactory(),
953	>	new NoOpREHandler());
954		shouldThrow();
955	<	}
678	<	catch (IllegalArgumentException success){}
955	>	} catch (IllegalArgumentException success) {}
956		}
957
958	<	/**
959	<	* Constructor throws if keepAliveTime is less than zero
958	>	/**
959	>	* Constructor throws if keepAliveTime is less than zero
960		*/
961		public void testConstructor19() {
962		try {
963	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
963	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
964	>	new ArrayBlockingQueue<Runnable>(10),
965	>	new SimpleThreadFactory(),
966	>	new NoOpREHandler());
967		shouldThrow();
968	<	}
689	<	catch (IllegalArgumentException success){}
968	>	} catch (IllegalArgumentException success) {}
969		}
970
971	<	/**
972	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
971	>	/**
972	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
973		*/
974		public void testConstructor20() {
975		try {
976	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
976	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
977	>	new ArrayBlockingQueue<Runnable>(10),
978	>	new SimpleThreadFactory(),
979	>	new NoOpREHandler());
980		shouldThrow();
981	<	}
700	<	catch (IllegalArgumentException success){}
981	>	} catch (IllegalArgumentException success) {}
982		}
983
984	<	/**
985	<	* Constructor throws if workQueue is set to null
984	>	/**
985	>	* Constructor throws if workQueue is null
986		*/
987		public void testConstructorNullPointerException6() {
988		try {
989	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler());
989	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
990	>	(BlockingQueue) null,
991	>	new SimpleThreadFactory(),
992	>	new NoOpREHandler());
993		shouldThrow();
994	<	}
711	<	catch (NullPointerException success){}
994	>	} catch (NullPointerException success) {}
995		}
996
997	<	/**
998	<	* Constructor throws if handler is set to null
997	>	/**
998	>	* Constructor throws if handler is null
999		*/
1000		public void testConstructorNullPointerException7() {
1001		try {
1002	<	RejectedExecutionHandler r = null;
1003	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r);
1002	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1003	>	new ArrayBlockingQueue<Runnable>(10),
1004	>	new SimpleThreadFactory(),
1005	>	(RejectedExecutionHandler) null);
1006		shouldThrow();
1007	<	}
723	<	catch (NullPointerException success){}
1007	>	} catch (NullPointerException success) {}
1008		}
1009
1010	<	/**
1011	<	* Constructor throws if ThreadFactory is set top null
1010	>	/**
1011	>	* Constructor throws if ThreadFactory is null
1012		*/
1013		public void testConstructorNullPointerException8() {
1014		try {
1015	<	ThreadFactory f = null;
1016	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new NoOpREHandler());
1015	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1016	>	new ArrayBlockingQueue<Runnable>(10),
1017	>	(ThreadFactory) null,
1018	>	new NoOpREHandler());
1019		shouldThrow();
1020	+	} catch (NullPointerException success) {}
1021	+	}
1022	+
1023	+	/**
1024	+	* get of submitted callable throws InterruptedException if interrupted
1025	+	*/
1026	+	public void testInterruptedSubmit() throws InterruptedException {
1027	+	final ThreadPoolExecutor p =
1028	+	new ThreadPoolExecutor(1, 1,
1029	+	60, SECONDS,
1030	+	new ArrayBlockingQueue<Runnable>(10));
1031	+
1032	+	try (PoolCleaner cleaner = cleaner(p)) {
1033	+	final CountDownLatch threadStarted = new CountDownLatch(1);
1034	+	final CountDownLatch done = new CountDownLatch(1);
1035	+	Thread t = newStartedThread(new CheckedInterruptedRunnable() {
1036	+	public void realRun() throws Exception {
1037	+	Callable task = new CheckedCallable<Boolean>() {
1038	+	public Boolean realCall() throws InterruptedException {
1039	+	threadStarted.countDown();
1040	+	done.await();
1041	+	return Boolean.TRUE;
1042	+	}};
1043	+	p.submit(task).get();
1044	+	}});
1045	+
1046	+	assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS));
1047	+	t.interrupt();
1048	+	awaitTermination(t, MEDIUM_DELAY_MS);
1049	+	done.countDown();
1050		}
735	–	catch (NullPointerException successdn8){}
1051		}
737	–
1052
1053		/**
1054	<	*  execute throws RejectedExecutionException
741	<	*  if saturated.
1054	>	* execute throws RejectedExecutionException if saturated.
1055		*/
1056		public void testSaturatedExecute() {
1057	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
1058	<	try {
1059	<
1060	<	for(int i = 0; i < 5; ++i){
1061	<	p.execute(new MediumRunnable());
1057	>	final ThreadPoolExecutor p =
1058	>	new ThreadPoolExecutor(1, 1,
1059	>	LONG_DELAY_MS, MILLISECONDS,
1060	>	new ArrayBlockingQueue<Runnable>(1));
1061	>	try (PoolCleaner cleaner = cleaner(p)) {
1062	>	final CountDownLatch done = new CountDownLatch(1);
1063	>	Runnable task = new CheckedRunnable() {
1064	>	public void realRun() throws InterruptedException {
1065	>	done.await();
1066	>	}};
1067	>	for (int i = 0; i < 2; ++i)
1068	>	p.execute(task);
1069	>	for (int i = 0; i < 2; ++i) {
1070	>	try {
1071	>	p.execute(task);
1072	>	shouldThrow();
1073	>	} catch (RejectedExecutionException success) {}
1074	>	assertTrue(p.getTaskCount() <= 2);
1075		}
1076	<	shouldThrow();
1077	<	} catch(RejectedExecutionException success){}
1078	<	joinPool(p);
1076	>	done.countDown();
1077	>	}
1078	>	}
1079	>
1080	>	/**
1081	>	* submit(runnable) throws RejectedExecutionException if saturated.
1082	>	*/
1083	>	public void testSaturatedSubmitRunnable() {
1084	>	final ThreadPoolExecutor p =
1085	>	new ThreadPoolExecutor(1, 1,
1086	>	LONG_DELAY_MS, MILLISECONDS,
1087	>	new ArrayBlockingQueue<Runnable>(1));
1088	>	try (PoolCleaner cleaner = cleaner(p)) {
1089	>	final CountDownLatch done = new CountDownLatch(1);
1090	>	Runnable task = new CheckedRunnable() {
1091	>	public void realRun() throws InterruptedException {
1092	>	done.await();
1093	>	}};
1094	>	for (int i = 0; i < 2; ++i)
1095	>	p.submit(task);
1096	>	for (int i = 0; i < 2; ++i) {
1097	>	try {
1098	>	p.execute(task);
1099	>	shouldThrow();
1100	>	} catch (RejectedExecutionException success) {}
1101	>	assertTrue(p.getTaskCount() <= 2);
1102	>	}
1103	>	done.countDown();
1104	>	}
1105	>	}
1106	>
1107	>	/**
1108	>	* submit(callable) throws RejectedExecutionException if saturated.
1109	>	*/
1110	>	public void testSaturatedSubmitCallable() {
1111	>	final ThreadPoolExecutor p =
1112	>	new ThreadPoolExecutor(1, 1,
1113	>	LONG_DELAY_MS, MILLISECONDS,
1114	>	new ArrayBlockingQueue<Runnable>(1));
1115	>	try (PoolCleaner cleaner = cleaner(p)) {
1116	>	final CountDownLatch done = new CountDownLatch(1);
1117	>	Runnable task = new CheckedRunnable() {
1118	>	public void realRun() throws InterruptedException {
1119	>	done.await();
1120	>	}};
1121	>	for (int i = 0; i < 2; ++i)
1122	>	p.submit(Executors.callable(task));
1123	>	for (int i = 0; i < 2; ++i) {
1124	>	try {
1125	>	p.execute(task);
1126	>	shouldThrow();
1127	>	} catch (RejectedExecutionException success) {}
1128	>	assertTrue(p.getTaskCount() <= 2);
1129	>	}
1130	>	done.countDown();
1131	>	}
1132		}
1133
1134		/**
1135	<	*  executor using CallerRunsPolicy runs task if saturated.
1135	>	* executor using CallerRunsPolicy runs task if saturated.
1136		*/
1137		public void testSaturatedExecute2() {
1138	<	RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1139	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1140	<	try {
1141	<
1138	>	final ThreadPoolExecutor p =
1139	>	new ThreadPoolExecutor(1, 1,
1140	>	LONG_DELAY_MS,
1141	>	MILLISECONDS,
1142	>	new ArrayBlockingQueue<Runnable>(1),
1143	>	new ThreadPoolExecutor.CallerRunsPolicy());
1144	>	try (PoolCleaner cleaner = cleaner(p)) {
1145	>	final CountDownLatch done = new CountDownLatch(1);
1146	>	Runnable blocker = new CheckedRunnable() {
1147	>	public void realRun() throws InterruptedException {
1148	>	done.await();
1149	>	}};
1150	>	p.execute(blocker);
1151		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1152	<	for(int i = 0; i < 5; ++i){
1152	>	for (int i = 0; i < tasks.length; i++)
1153		tasks[i] = new TrackedNoOpRunnable();
1154	<	}
767	<	TrackedLongRunnable mr = new TrackedLongRunnable();
768	<	p.execute(mr);
769	<	for(int i = 0; i < 5; ++i){
1154	>	for (int i = 0; i < tasks.length; i++)
1155		p.execute(tasks[i]);
1156	<	}
772	<	for(int i = 1; i < 5; ++i) {
1156	>	for (int i = 1; i < tasks.length; i++)
1157		assertTrue(tasks[i].done);
1158	<	}
1159	<	p.shutdownNow();
776	<	} catch(RejectedExecutionException ex){
777	<	unexpectedException();
778	<	} finally {
779	<	joinPool(p);
1158	>	assertFalse(tasks[0].done); // waiting in queue
1159	>	done.countDown();
1160		}
1161		}
1162
1163		/**
1164	<	*  executor using DiscardPolicy drops task if saturated.
1164	>	* executor using DiscardPolicy drops task if saturated.
1165		*/
1166		public void testSaturatedExecute3() {
1167	<	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1168	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1169	<	try {
1170	<
1171	<	TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1172	<	for(int i = 0; i < 5; ++i){
1173	<	tasks[i] = new TrackedNoOpRunnable();
1174	<	}
1175	<	p.execute(new TrackedLongRunnable());
1176	<	for(int i = 0; i < 5; ++i){
1177	<	p.execute(tasks[i]);
1178	<	}
1179	<	for(int i = 0; i < 5; ++i){
1167	>	final TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1168	>	for (int i = 0; i < tasks.length; ++i)
1169	>	tasks[i] = new TrackedNoOpRunnable();
1170	>	final ThreadPoolExecutor p =
1171	>	new ThreadPoolExecutor(1, 1,
1172	>	LONG_DELAY_MS, MILLISECONDS,
1173	>	new ArrayBlockingQueue<Runnable>(1),
1174	>	new ThreadPoolExecutor.DiscardPolicy());
1175	>	try (PoolCleaner cleaner = cleaner(p)) {
1176	>	final CountDownLatch done = new CountDownLatch(1);
1177	>	p.execute(awaiter(done));
1178	>
1179	>	for (TrackedNoOpRunnable task : tasks)
1180	>	p.execute(task);
1181	>	for (int i = 1; i < tasks.length; i++)
1182		assertFalse(tasks[i].done);
1183	<	}
802	<	p.shutdownNow();
803	<	} catch(RejectedExecutionException ex){
804	<	unexpectedException();
805	<	} finally {
806	<	joinPool(p);
1183	>	done.countDown();
1184		}
1185	+	for (int i = 1; i < tasks.length; i++)
1186	+	assertFalse(tasks[i].done);
1187	+	assertTrue(tasks[0].done); // was waiting in queue
1188		}
1189
1190		/**
1191	<	*  executor using DiscardOldestPolicy drops oldest task if saturated.
1191	>	* executor using DiscardOldestPolicy drops oldest task if saturated.
1192		*/
1193		public void testSaturatedExecute4() {
1194	<	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1195	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1196	<	try {
1197	<	p.execute(new TrackedLongRunnable());
1198	<	TrackedLongRunnable r2 = new TrackedLongRunnable();
1194	>	final CountDownLatch done = new CountDownLatch(1);
1195	>	LatchAwaiter r1 = awaiter(done);
1196	>	LatchAwaiter r2 = awaiter(done);
1197	>	LatchAwaiter r3 = awaiter(done);
1198	>	final ThreadPoolExecutor p =
1199	>	new ThreadPoolExecutor(1, 1,
1200	>	LONG_DELAY_MS, MILLISECONDS,
1201	>	new ArrayBlockingQueue<Runnable>(1),
1202	>	new ThreadPoolExecutor.DiscardOldestPolicy());
1203	>	try (PoolCleaner cleaner = cleaner(p)) {
1204	>	assertEquals(LatchAwaiter.NEW, r1.state);
1205	>	assertEquals(LatchAwaiter.NEW, r2.state);
1206	>	assertEquals(LatchAwaiter.NEW, r3.state);
1207	>	p.execute(r1);
1208		p.execute(r2);
1209		assertTrue(p.getQueue().contains(r2));
821	–	TrackedNoOpRunnable r3 = new TrackedNoOpRunnable();
1210		p.execute(r3);
1211		assertFalse(p.getQueue().contains(r2));
1212		assertTrue(p.getQueue().contains(r3));
1213	<	p.shutdownNow();
826	<	} catch(RejectedExecutionException ex){
827	<	unexpectedException();
828	<	} finally {
829	<	joinPool(p);
1213	>	done.countDown();
1214		}
1215	+	assertEquals(LatchAwaiter.DONE, r1.state);
1216	+	assertEquals(LatchAwaiter.NEW, r2.state);
1217	+	assertEquals(LatchAwaiter.DONE, r3.state);
1218		}
1219
1220		/**
1221	<	*  execute throws RejectedExecutionException if shutdown
1221	>	* execute throws RejectedExecutionException if shutdown
1222		*/
1223		public void testRejectedExecutionExceptionOnShutdown() {
1224	<	ThreadPoolExecutor tpe =
1225	<	new ThreadPoolExecutor(1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(1));
1226	<	tpe.shutdown();
1227	<	try {
1228	<	tpe.execute(new NoOpRunnable());
1229	<	shouldThrow();
1230	<	} catch(RejectedExecutionException success){}
1231	<
1232	<	joinPool(tpe);
1224	>	final ThreadPoolExecutor p =
1225	>	new ThreadPoolExecutor(1, 1,
1226	>	LONG_DELAY_MS, MILLISECONDS,
1227	>	new ArrayBlockingQueue<Runnable>(1));
1228	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1229	>	try (PoolCleaner cleaner = cleaner(p)) {
1230	>	try {
1231	>	p.execute(new NoOpRunnable());
1232	>	shouldThrow();
1233	>	} catch (RejectedExecutionException success) {}
1234	>	}
1235		}
1236
1237		/**
1238	<	*  execute using CallerRunsPolicy drops task on shutdown
1238	>	* execute using CallerRunsPolicy drops task on shutdown
1239		*/
1240		public void testCallerRunsOnShutdown() {
1241		RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1242	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1242	>	final ThreadPoolExecutor p =
1243	>	new ThreadPoolExecutor(1, 1,
1244	>	LONG_DELAY_MS, MILLISECONDS,
1245	>	new ArrayBlockingQueue<Runnable>(1), h);
1246
1247	<	p.shutdown();
1248	<	try {
1247	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1248	>	try (PoolCleaner cleaner = cleaner(p)) {
1249		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1250	<	p.execute(r);
1250	>	p.execute(r);
1251		assertFalse(r.done);
860	–	} catch(RejectedExecutionException success){
861	–	unexpectedException();
862	–	} finally {
863	–	joinPool(p);
1252		}
1253		}
1254
1255		/**
1256	<	*  execute using DiscardPolicy drops task on shutdown
1256	>	* execute using DiscardPolicy drops task on shutdown
1257		*/
1258		public void testDiscardOnShutdown() {
1259	<	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1260	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1259	>	final ThreadPoolExecutor p =
1260	>	new ThreadPoolExecutor(1, 1,
1261	>	LONG_DELAY_MS, MILLISECONDS,
1262	>	new ArrayBlockingQueue<Runnable>(1),
1263	>	new ThreadPoolExecutor.DiscardPolicy());
1264
1265	<	p.shutdown();
1266	<	try {
1265	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1266	>	try (PoolCleaner cleaner = cleaner(p)) {
1267		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1268	<	p.execute(r);
1268	>	p.execute(r);
1269		assertFalse(r.done);
879	–	} catch(RejectedExecutionException success){
880	–	unexpectedException();
881	–	} finally {
882	–	joinPool(p);
1270		}
1271		}
1272
886	–
1273		/**
1274	<	*  execute using DiscardOldestPolicy drops task on shutdown
1274	>	* execute using DiscardOldestPolicy drops task on shutdown
1275		*/
1276		public void testDiscardOldestOnShutdown() {
1277	<	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1278	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1277	>	final ThreadPoolExecutor p =
1278	>	new ThreadPoolExecutor(1, 1,
1279	>	LONG_DELAY_MS, MILLISECONDS,
1280	>	new ArrayBlockingQueue<Runnable>(1),
1281	>	new ThreadPoolExecutor.DiscardOldestPolicy());
1282
1283	<	p.shutdown();
1284	<	try {
1283	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1284	>	try (PoolCleaner cleaner = cleaner(p)) {
1285		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1286	<	p.execute(r);
1286	>	p.execute(r);
1287		assertFalse(r.done);
899	–	} catch(RejectedExecutionException success){
900	–	unexpectedException();
901	–	} finally {
902	–	joinPool(p);
1288		}
1289		}
1290
906	–
1291		/**
1292	<	*  execute (null) throws NPE
1292	>	* execute(null) throws NPE
1293		*/
1294		public void testExecuteNull() {
1295	<	ThreadPoolExecutor tpe = null;
1296	<	try {
1297	<	tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1298	<	tpe.execute(null);
1299	<	shouldThrow();
1300	<	} catch(NullPointerException success){}
1301	<
1302	<	joinPool(tpe);
1295	>	final ThreadPoolExecutor p =
1296	>	new ThreadPoolExecutor(1, 2,
1297	>	1L, SECONDS,
1298	>	new ArrayBlockingQueue<Runnable>(10));
1299	>	try (PoolCleaner cleaner = cleaner(p)) {
1300	>	try {
1301	>	p.execute(null);
1302	>	shouldThrow();
1303	>	} catch (NullPointerException success) {}
1304	>	}
1305		}
1306	<
1306	>
1307		/**
1308	<	*  setCorePoolSize of negative value throws IllegalArgumentException
1308	>	* setCorePoolSize of negative value throws IllegalArgumentException
1309		*/
1310		public void testCorePoolSizeIllegalArgumentException() {
1311	<	ThreadPoolExecutor tpe = null;
1312	<	try {
1313	<	tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1314	<	} catch(Exception e){}
1315	<	try {
1316	<	tpe.setCorePoolSize(-1);
1317	<	shouldThrow();
1318	<	} catch(IllegalArgumentException success){
1319	<	} finally {
1320	<	tpe.shutdown();
1321	<	}
1322	<	joinPool(tpe);
1323	<	}
1324	<
1325	<	/**
1326	<	*  setMaximumPoolSize(int) throws IllegalArgumentException if
941	<	*  given a value less the core pool size
942	<	*/
1311	>	final ThreadPoolExecutor p =
1312	>	new ThreadPoolExecutor(1, 2,
1313	>	LONG_DELAY_MS, MILLISECONDS,
1314	>	new ArrayBlockingQueue<Runnable>(10));
1315	>	try (PoolCleaner cleaner = cleaner(p)) {
1316	>	try {
1317	>	p.setCorePoolSize(-1);
1318	>	shouldThrow();
1319	>	} catch (IllegalArgumentException success) {}
1320	>	}
1321	>	}
1322	>
1323	>	/**
1324	>	* setMaximumPoolSize(int) throws IllegalArgumentException if
1325	>	* given a value less the core pool size
1326	>	*/
1327		public void testMaximumPoolSizeIllegalArgumentException() {
1328	<	ThreadPoolExecutor tpe = null;
1329	<	try {
1330	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1331	<	} catch(Exception e){}
1332	<	try {
1333	<	tpe.setMaximumPoolSize(1);
1334	<	shouldThrow();
1335	<	} catch(IllegalArgumentException success){
1336	<	} finally {
953	<	tpe.shutdown();
1328	>	final ThreadPoolExecutor p =
1329	>	new ThreadPoolExecutor(2, 3,
1330	>	LONG_DELAY_MS, MILLISECONDS,
1331	>	new ArrayBlockingQueue<Runnable>(10));
1332	>	try (PoolCleaner cleaner = cleaner(p)) {
1333	>	try {
1334	>	p.setMaximumPoolSize(1);
1335	>	shouldThrow();
1336	>	} catch (IllegalArgumentException success) {}
1337		}
955	–	joinPool(tpe);
1338		}
1339	<
1339	>
1340		/**
1341	<	*  setMaximumPoolSize throws IllegalArgumentException
1342	<	*  if given a negative value
1341	>	* setMaximumPoolSize throws IllegalArgumentException
1342	>	* if given a negative value
1343		*/
1344		public void testMaximumPoolSizeIllegalArgumentException2() {
1345	<	ThreadPoolExecutor tpe = null;
1346	<	try {
1347	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1348	<	} catch(Exception e){}
1349	<	try {
1350	<	tpe.setMaximumPoolSize(-1);
1351	<	shouldThrow();
1352	<	} catch(IllegalArgumentException success){
1353	<	} finally {
1354	<	tpe.shutdown();
1345	>	final ThreadPoolExecutor p =
1346	>	new ThreadPoolExecutor(2, 3,
1347	>	LONG_DELAY_MS, MILLISECONDS,
1348	>	new ArrayBlockingQueue<Runnable>(10));
1349	>	try (PoolCleaner cleaner = cleaner(p)) {
1350	>	try {
1351	>	p.setMaximumPoolSize(-1);
1352	>	shouldThrow();
1353	>	} catch (IllegalArgumentException success) {}
1354	>	}
1355	>	}
1356	>
1357	>	/**
1358	>	* Configuration changes that allow core pool size greater than
1359	>	* max pool size result in IllegalArgumentException.
1360	>	*/
1361	>	public void testPoolSizeInvariants() {
1362	>	final ThreadPoolExecutor p =
1363	>	new ThreadPoolExecutor(1, 1,
1364	>	LONG_DELAY_MS, MILLISECONDS,
1365	>	new ArrayBlockingQueue<Runnable>(10));
1366	>	try (PoolCleaner cleaner = cleaner(p)) {
1367	>	for (int s = 1; s < 5; s++) {
1368	>	p.setMaximumPoolSize(s);
1369	>	p.setCorePoolSize(s);
1370	>	try {
1371	>	p.setMaximumPoolSize(s - 1);
1372	>	shouldThrow();
1373	>	} catch (IllegalArgumentException success) {}
1374	>	assertEquals(s, p.getCorePoolSize());
1375	>	assertEquals(s, p.getMaximumPoolSize());
1376	>	try {
1377	>	p.setCorePoolSize(s + 1);
1378	>	shouldThrow();
1379	>	} catch (IllegalArgumentException success) {}
1380	>	assertEquals(s, p.getCorePoolSize());
1381	>	assertEquals(s, p.getMaximumPoolSize());
1382	>	}
1383		}
974	–	joinPool(tpe);
1384		}
976	–
1385
1386		/**
1387	<	*  setKeepAliveTime  throws IllegalArgumentException
1388	<	*  when given a negative value
1387	>	* setKeepAliveTime throws IllegalArgumentException
1388	>	* when given a negative value
1389		*/
1390		public void testKeepAliveTimeIllegalArgumentException() {
1391	<	ThreadPoolExecutor tpe = null;
1392	<	try {
1393	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1394	<	} catch(Exception e){}
1395	<
1396	<	try {
1397	<	tpe.setKeepAliveTime(-1,TimeUnit.MILLISECONDS);
1398	<	shouldThrow();
1399	<	} catch(IllegalArgumentException success){
992	<	} finally {
993	<	tpe.shutdown();
1391	>	final ThreadPoolExecutor p =
1392	>	new ThreadPoolExecutor(2, 3,
1393	>	LONG_DELAY_MS, MILLISECONDS,
1394	>	new ArrayBlockingQueue<Runnable>(10));
1395	>	try (PoolCleaner cleaner = cleaner(p)) {
1396	>	try {
1397	>	p.setKeepAliveTime(-1, MILLISECONDS);
1398	>	shouldThrow();
1399	>	} catch (IllegalArgumentException success) {}
1400		}
995	–	joinPool(tpe);
1401		}
1402
1403		/**
1404		* terminated() is called on termination
1405		*/
1406		public void testTerminated() {
1407	<	ExtendedTPE tpe = new ExtendedTPE();
1408	<	tpe.shutdown();
1409	<	assertTrue(tpe.terminatedCalled);
1410	<	joinPool(tpe);
1407	>	ExtendedTPE p = new ExtendedTPE();
1408	>	try (PoolCleaner cleaner = cleaner(p)) {
1409	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1410	>	assertTrue(p.terminatedCalled());
1411	>	assertTrue(p.isShutdown());
1412	>	}
1413		}
1414
1415		/**
1416		* beforeExecute and afterExecute are called when executing task
1417		*/
1418	<	public void testBeforeAfter() {
1419	<	ExtendedTPE tpe = new ExtendedTPE();
1420	<	try {
1421	<	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1422	<	tpe.execute(r);
1423	<	Thread.sleep(SHORT_DELAY_MS);
1424	<	assertTrue(r.done);
1425	<	assertTrue(tpe.beforeCalled);
1426	<	assertTrue(tpe.afterCalled);
1427	<	tpe.shutdown();
1428	<	}
1429	<	catch(Exception ex) {
1430	<	unexpectedException();
1431	<	} finally {
1432	<	joinPool(tpe);
1418	>	public void testBeforeAfter() throws InterruptedException {
1419	>	ExtendedTPE p = new ExtendedTPE();
1420	>	try (PoolCleaner cleaner = cleaner(p)) {
1421	>	final CountDownLatch done = new CountDownLatch(1);
1422	>	p.execute(new CheckedRunnable() {
1423	>	public void realRun() {
1424	>	done.countDown();
1425	>	}});
1426	>	await(p.afterCalled);
1427	>	assertEquals(0, done.getCount());
1428	>	assertTrue(p.afterCalled());
1429	>	assertTrue(p.beforeCalled());
1430	>	}
1431	>	}
1432	>
1433	>	/**
1434	>	* completed submit of callable returns result
1435	>	*/
1436	>	public void testSubmitCallable() throws Exception {
1437	>	final ExecutorService e =
1438	>	new ThreadPoolExecutor(2, 2,
1439	>	LONG_DELAY_MS, MILLISECONDS,
1440	>	new ArrayBlockingQueue<Runnable>(10));
1441	>	try (PoolCleaner cleaner = cleaner(e)) {
1442	>	Future<String> future = e.submit(new StringTask());
1443	>	String result = future.get();
1444	>	assertSame(TEST_STRING, result);
1445	>	}
1446	>	}
1447	>
1448	>	/**
1449	>	* completed submit of runnable returns successfully
1450	>	*/
1451	>	public void testSubmitRunnable() throws Exception {
1452	>	final ExecutorService e =
1453	>	new ThreadPoolExecutor(2, 2,
1454	>	LONG_DELAY_MS, MILLISECONDS,
1455	>	new ArrayBlockingQueue<Runnable>(10));
1456	>	try (PoolCleaner cleaner = cleaner(e)) {
1457	>	Future<?> future = e.submit(new NoOpRunnable());
1458	>	future.get();
1459	>	assertTrue(future.isDone());
1460	>	}
1461	>	}
1462	>
1463	>	/**
1464	>	* completed submit of (runnable, result) returns result
1465	>	*/
1466	>	public void testSubmitRunnable2() throws Exception {
1467	>	final ExecutorService e =
1468	>	new ThreadPoolExecutor(2, 2,
1469	>	LONG_DELAY_MS, MILLISECONDS,
1470	>	new ArrayBlockingQueue<Runnable>(10));
1471	>	try (PoolCleaner cleaner = cleaner(e)) {
1472	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
1473	>	String result = future.get();
1474	>	assertSame(TEST_STRING, result);
1475	>	}
1476	>	}
1477	>
1478	>	/**
1479	>	* invokeAny(null) throws NPE
1480	>	*/
1481	>	public void testInvokeAny1() throws Exception {
1482	>	final ExecutorService e =
1483	>	new ThreadPoolExecutor(2, 2,
1484	>	LONG_DELAY_MS, MILLISECONDS,
1485	>	new ArrayBlockingQueue<Runnable>(10));
1486	>	try (PoolCleaner cleaner = cleaner(e)) {
1487	>	try {
1488	>	e.invokeAny(null);
1489	>	shouldThrow();
1490	>	} catch (NullPointerException success) {}
1491	>	}
1492	>	}
1493	>
1494	>	/**
1495	>	* invokeAny(empty collection) throws IAE
1496	>	*/
1497	>	public void testInvokeAny2() throws Exception {
1498	>	final ExecutorService e =
1499	>	new ThreadPoolExecutor(2, 2,
1500	>	LONG_DELAY_MS, MILLISECONDS,
1501	>	new ArrayBlockingQueue<Runnable>(10));
1502	>	try (PoolCleaner cleaner = cleaner(e)) {
1503	>	try {
1504	>	e.invokeAny(new ArrayList<Callable<String>>());
1505	>	shouldThrow();
1506	>	} catch (IllegalArgumentException success) {}
1507	>	}
1508	>	}
1509	>
1510	>	/**
1511	>	* invokeAny(c) throws NPE if c has null elements
1512	>	*/
1513	>	public void testInvokeAny3() throws Exception {
1514	>	final CountDownLatch latch = new CountDownLatch(1);
1515	>	final ExecutorService e =
1516	>	new ThreadPoolExecutor(2, 2,
1517	>	LONG_DELAY_MS, MILLISECONDS,
1518	>	new ArrayBlockingQueue<Runnable>(10));
1519	>	try (PoolCleaner cleaner = cleaner(e)) {
1520	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1521	>	l.add(latchAwaitingStringTask(latch));
1522	>	l.add(null);
1523	>	try {
1524	>	e.invokeAny(l);
1525	>	shouldThrow();
1526	>	} catch (NullPointerException success) {}
1527	>	latch.countDown();
1528	>	}
1529	>	}
1530	>
1531	>	/**
1532	>	* invokeAny(c) throws ExecutionException if no task completes
1533	>	*/
1534	>	public void testInvokeAny4() throws Exception {
1535	>	final ExecutorService e =
1536	>	new ThreadPoolExecutor(2, 2,
1537	>	LONG_DELAY_MS, MILLISECONDS,
1538	>	new ArrayBlockingQueue<Runnable>(10));
1539	>	try (PoolCleaner cleaner = cleaner(e)) {
1540	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1541	>	l.add(new NPETask());
1542	>	try {
1543	>	e.invokeAny(l);
1544	>	shouldThrow();
1545	>	} catch (ExecutionException success) {
1546	>	assertTrue(success.getCause() instanceof NullPointerException);
1547	>	}
1548	>	}
1549	>	}
1550	>
1551	>	/**
1552	>	* invokeAny(c) returns result of some task
1553	>	*/
1554	>	public void testInvokeAny5() throws Exception {
1555	>	final ExecutorService e =
1556	>	new ThreadPoolExecutor(2, 2,
1557	>	LONG_DELAY_MS, MILLISECONDS,
1558	>	new ArrayBlockingQueue<Runnable>(10));
1559	>	try (PoolCleaner cleaner = cleaner(e)) {
1560	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1561	>	l.add(new StringTask());
1562	>	l.add(new StringTask());
1563	>	String result = e.invokeAny(l);
1564	>	assertSame(TEST_STRING, result);
1565	>	}
1566	>	}
1567	>
1568	>	/**
1569	>	* invokeAll(null) throws NPE
1570	>	*/
1571	>	public void testInvokeAll1() throws Exception {
1572	>	final ExecutorService e =
1573	>	new ThreadPoolExecutor(2, 2,
1574	>	LONG_DELAY_MS, MILLISECONDS,
1575	>	new ArrayBlockingQueue<Runnable>(10));
1576	>	try (PoolCleaner cleaner = cleaner(e)) {
1577	>	try {
1578	>	e.invokeAll(null);
1579	>	shouldThrow();
1580	>	} catch (NullPointerException success) {}
1581		}
1582		}
1583	+
1584	+	/**
1585	+	* invokeAll(empty collection) returns empty collection
1586	+	*/
1587	+	public void testInvokeAll2() throws InterruptedException {
1588	+	final ExecutorService e =
1589	+	new ThreadPoolExecutor(2, 2,
1590	+	LONG_DELAY_MS, MILLISECONDS,
1591	+	new ArrayBlockingQueue<Runnable>(10));
1592	+	try (PoolCleaner cleaner = cleaner(e)) {
1593	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
1594	+	assertTrue(r.isEmpty());
1595	+	}
1596	+	}
1597	+
1598	+	/**
1599	+	* invokeAll(c) throws NPE if c has null elements
1600	+	*/
1601	+	public void testInvokeAll3() throws Exception {
1602	+	final ExecutorService e =
1603	+	new ThreadPoolExecutor(2, 2,
1604	+	LONG_DELAY_MS, MILLISECONDS,
1605	+	new ArrayBlockingQueue<Runnable>(10));
1606	+	try (PoolCleaner cleaner = cleaner(e)) {
1607	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1608	+	l.add(new StringTask());
1609	+	l.add(null);
1610	+	try {
1611	+	e.invokeAll(l);
1612	+	shouldThrow();
1613	+	} catch (NullPointerException success) {}
1614	+	}
1615	+	}
1616	+
1617	+	/**
1618	+	* get of element of invokeAll(c) throws exception on failed task
1619	+	*/
1620	+	public void testInvokeAll4() throws Exception {
1621	+	final ExecutorService e =
1622	+	new ThreadPoolExecutor(2, 2,
1623	+	LONG_DELAY_MS, MILLISECONDS,
1624	+	new ArrayBlockingQueue<Runnable>(10));
1625	+	try (PoolCleaner cleaner = cleaner(e)) {
1626	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1627	+	l.add(new NPETask());
1628	+	List<Future<String>> futures = e.invokeAll(l);
1629	+	assertEquals(1, futures.size());
1630	+	try {
1631	+	futures.get(0).get();
1632	+	shouldThrow();
1633	+	} catch (ExecutionException success) {
1634	+	assertTrue(success.getCause() instanceof NullPointerException);
1635	+	}
1636	+	}
1637	+	}
1638	+
1639	+	/**
1640	+	* invokeAll(c) returns results of all completed tasks
1641	+	*/
1642	+	public void testInvokeAll5() throws Exception {
1643	+	final ExecutorService e =
1644	+	new ThreadPoolExecutor(2, 2,
1645	+	LONG_DELAY_MS, MILLISECONDS,
1646	+	new ArrayBlockingQueue<Runnable>(10));
1647	+	try (PoolCleaner cleaner = cleaner(e)) {
1648	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1649	+	l.add(new StringTask());
1650	+	l.add(new StringTask());
1651	+	List<Future<String>> futures = e.invokeAll(l);
1652	+	assertEquals(2, futures.size());
1653	+	for (Future<String> future : futures)
1654	+	assertSame(TEST_STRING, future.get());
1655	+	}
1656	+	}
1657	+
1658	+	/**
1659	+	* timed invokeAny(null) throws NPE
1660	+	*/
1661	+	public void testTimedInvokeAny1() throws Exception {
1662	+	final ExecutorService e =
1663	+	new ThreadPoolExecutor(2, 2,
1664	+	LONG_DELAY_MS, MILLISECONDS,
1665	+	new ArrayBlockingQueue<Runnable>(10));
1666	+	try (PoolCleaner cleaner = cleaner(e)) {
1667	+	try {
1668	+	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1669	+	shouldThrow();
1670	+	} catch (NullPointerException success) {}
1671	+	}
1672	+	}
1673	+
1674	+	/**
1675	+	* timed invokeAny(,,null) throws NPE
1676	+	*/
1677	+	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1678	+	final ExecutorService e =
1679	+	new ThreadPoolExecutor(2, 2,
1680	+	LONG_DELAY_MS, MILLISECONDS,
1681	+	new ArrayBlockingQueue<Runnable>(10));
1682	+	try (PoolCleaner cleaner = cleaner(e)) {
1683	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1684	+	l.add(new StringTask());
1685	+	try {
1686	+	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1687	+	shouldThrow();
1688	+	} catch (NullPointerException success) {}
1689	+	}
1690	+	}
1691	+
1692	+	/**
1693	+	* timed invokeAny(empty collection) throws IAE
1694	+	*/
1695	+	public void testTimedInvokeAny2() throws Exception {
1696	+	final ExecutorService e =
1697	+	new ThreadPoolExecutor(2, 2,
1698	+	LONG_DELAY_MS, MILLISECONDS,
1699	+	new ArrayBlockingQueue<Runnable>(10));
1700	+	try (PoolCleaner cleaner = cleaner(e)) {
1701	+	try {
1702	+	e.invokeAny(new ArrayList<Callable<String>>(),
1703	+	MEDIUM_DELAY_MS, MILLISECONDS);
1704	+	shouldThrow();
1705	+	} catch (IllegalArgumentException success) {}
1706	+	}
1707	+	}
1708	+
1709	+	/**
1710	+	* timed invokeAny(c) throws NPE if c has null elements
1711	+	*/
1712	+	public void testTimedInvokeAny3() throws Exception {
1713	+	final CountDownLatch latch = new CountDownLatch(1);
1714	+	final ExecutorService e =
1715	+	new ThreadPoolExecutor(2, 2,
1716	+	LONG_DELAY_MS, MILLISECONDS,
1717	+	new ArrayBlockingQueue<Runnable>(10));
1718	+	try (PoolCleaner cleaner = cleaner(e)) {
1719	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1720	+	l.add(latchAwaitingStringTask(latch));
1721	+	l.add(null);
1722	+	try {
1723	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1724	+	shouldThrow();
1725	+	} catch (NullPointerException success) {}
1726	+	latch.countDown();
1727	+	}
1728	+	}
1729	+
1730	+	/**
1731	+	* timed invokeAny(c) throws ExecutionException if no task completes
1732	+	*/
1733	+	public void testTimedInvokeAny4() throws Exception {
1734	+	final ExecutorService e =
1735	+	new ThreadPoolExecutor(2, 2,
1736	+	LONG_DELAY_MS, MILLISECONDS,
1737	+	new ArrayBlockingQueue<Runnable>(10));
1738	+	try (PoolCleaner cleaner = cleaner(e)) {
1739	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1740	+	l.add(new NPETask());
1741	+	try {
1742	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1743	+	shouldThrow();
1744	+	} catch (ExecutionException success) {
1745	+	assertTrue(success.getCause() instanceof NullPointerException);
1746	+	}
1747	+	}
1748	+	}
1749	+
1750	+	/**
1751	+	* timed invokeAny(c) returns result of some task
1752	+	*/
1753	+	public void testTimedInvokeAny5() throws Exception {
1754	+	final ExecutorService e =
1755	+	new ThreadPoolExecutor(2, 2,
1756	+	LONG_DELAY_MS, MILLISECONDS,
1757	+	new ArrayBlockingQueue<Runnable>(10));
1758	+	try (PoolCleaner cleaner = cleaner(e)) {
1759	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1760	+	l.add(new StringTask());
1761	+	l.add(new StringTask());
1762	+	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1763	+	assertSame(TEST_STRING, result);
1764	+	}
1765	+	}
1766	+
1767	+	/**
1768	+	* timed invokeAll(null) throws NPE
1769	+	*/
1770	+	public void testTimedInvokeAll1() throws Exception {
1771	+	final ExecutorService e =
1772	+	new ThreadPoolExecutor(2, 2,
1773	+	LONG_DELAY_MS, MILLISECONDS,
1774	+	new ArrayBlockingQueue<Runnable>(10));
1775	+	try (PoolCleaner cleaner = cleaner(e)) {
1776	+	try {
1777	+	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1778	+	shouldThrow();
1779	+	} catch (NullPointerException success) {}
1780	+	}
1781	+	}
1782	+
1783	+	/**
1784	+	* timed invokeAll(,,null) throws NPE
1785	+	*/
1786	+	public void testTimedInvokeAllNullTimeUnit() throws Exception {
1787	+	final ExecutorService e =
1788	+	new ThreadPoolExecutor(2, 2,
1789	+	LONG_DELAY_MS, MILLISECONDS,
1790	+	new ArrayBlockingQueue<Runnable>(10));
1791	+	try (PoolCleaner cleaner = cleaner(e)) {
1792	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1793	+	l.add(new StringTask());
1794	+	try {
1795	+	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1796	+	shouldThrow();
1797	+	} catch (NullPointerException success) {}
1798	+	}
1799	+	}
1800	+
1801	+	/**
1802	+	* timed invokeAll(empty collection) returns empty collection
1803	+	*/
1804	+	public void testTimedInvokeAll2() throws InterruptedException {
1805	+	final ExecutorService e =
1806	+	new ThreadPoolExecutor(2, 2,
1807	+	LONG_DELAY_MS, MILLISECONDS,
1808	+	new ArrayBlockingQueue<Runnable>(10));
1809	+	try (PoolCleaner cleaner = cleaner(e)) {
1810	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(),
1811	+	MEDIUM_DELAY_MS, MILLISECONDS);
1812	+	assertTrue(r.isEmpty());
1813	+	}
1814	+	}
1815	+
1816	+	/**
1817	+	* timed invokeAll(c) throws NPE if c has null elements
1818	+	*/
1819	+	public void testTimedInvokeAll3() throws Exception {
1820	+	final ExecutorService e =
1821	+	new ThreadPoolExecutor(2, 2,
1822	+	LONG_DELAY_MS, MILLISECONDS,
1823	+	new ArrayBlockingQueue<Runnable>(10));
1824	+	try (PoolCleaner cleaner = cleaner(e)) {
1825	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1826	+	l.add(new StringTask());
1827	+	l.add(null);
1828	+	try {
1829	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1830	+	shouldThrow();
1831	+	} catch (NullPointerException success) {}
1832	+	}
1833	+	}
1834	+
1835	+	/**
1836	+	* get of element of invokeAll(c) throws exception on failed task
1837	+	*/
1838	+	public void testTimedInvokeAll4() throws Exception {
1839	+	final ExecutorService e =
1840	+	new ThreadPoolExecutor(2, 2,
1841	+	LONG_DELAY_MS, MILLISECONDS,
1842	+	new ArrayBlockingQueue<Runnable>(10));
1843	+	try (PoolCleaner cleaner = cleaner(e)) {
1844	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1845	+	l.add(new NPETask());
1846	+	List<Future<String>> futures =
1847	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1848	+	assertEquals(1, futures.size());
1849	+	try {
1850	+	futures.get(0).get();
1851	+	shouldThrow();
1852	+	} catch (ExecutionException success) {
1853	+	assertTrue(success.getCause() instanceof NullPointerException);
1854	+	}
1855	+	}
1856	+	}
1857	+
1858	+	/**
1859	+	* timed invokeAll(c) returns results of all completed tasks
1860	+	*/
1861	+	public void testTimedInvokeAll5() throws Exception {
1862	+	final ExecutorService e =
1863	+	new ThreadPoolExecutor(2, 2,
1864	+	LONG_DELAY_MS, MILLISECONDS,
1865	+	new ArrayBlockingQueue<Runnable>(10));
1866	+	try (PoolCleaner cleaner = cleaner(e)) {
1867	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1868	+	l.add(new StringTask());
1869	+	l.add(new StringTask());
1870	+	List<Future<String>> futures =
1871	+	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1872	+	assertEquals(2, futures.size());
1873	+	for (Future<String> future : futures)
1874	+	assertSame(TEST_STRING, future.get());
1875	+	}
1876	+	}
1877	+
1878	+	/**
1879	+	* timed invokeAll(c) cancels tasks not completed by timeout
1880	+	*/
1881	+	public void testTimedInvokeAll6() throws Exception {
1882	+	final ExecutorService e =
1883	+	new ThreadPoolExecutor(2, 2,
1884	+	LONG_DELAY_MS, MILLISECONDS,
1885	+	new ArrayBlockingQueue<Runnable>(10));
1886	+	try (PoolCleaner cleaner = cleaner(e)) {
1887	+	for (long timeout = timeoutMillis();;) {
1888	+	List<Callable<String>> tasks = new ArrayList<>();
1889	+	tasks.add(new StringTask("0"));
1890	+	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1891	+	tasks.add(new StringTask("2"));
1892	+	long startTime = System.nanoTime();
1893	+	List<Future<String>> futures =
1894	+	e.invokeAll(tasks, timeout, MILLISECONDS);
1895	+	assertEquals(tasks.size(), futures.size());
1896	+	assertTrue(millisElapsedSince(startTime) >= timeout);
1897	+	for (Future future : futures)
1898	+	assertTrue(future.isDone());
1899	+	assertTrue(futures.get(1).isCancelled());
1900	+	try {
1901	+	assertEquals("0", futures.get(0).get());
1902	+	assertEquals("2", futures.get(2).get());
1903	+	break;
1904	+	} catch (CancellationException retryWithLongerTimeout) {
1905	+	timeout *= 2;
1906	+	if (timeout >= LONG_DELAY_MS / 2)
1907	+	fail("expected exactly one task to be cancelled");
1908	+	}
1909	+	}
1910	+	}
1911	+	}
1912	+
1913	+	/**
1914	+	* Execution continues if there is at least one thread even if
1915	+	* thread factory fails to create more
1916	+	*/
1917	+	public void testFailingThreadFactory() throws InterruptedException {
1918	+	final ExecutorService e =
1919	+	new ThreadPoolExecutor(100, 100,
1920	+	LONG_DELAY_MS, MILLISECONDS,
1921	+	new LinkedBlockingQueue<Runnable>(),
1922	+	new FailingThreadFactory());
1923	+	try (PoolCleaner cleaner = cleaner(e)) {
1924	+	final int TASKS = 100;
1925	+	final CountDownLatch done = new CountDownLatch(TASKS);
1926	+	for (int k = 0; k < TASKS; ++k)
1927	+	e.execute(new CheckedRunnable() {
1928	+	public void realRun() {
1929	+	done.countDown();
1930	+	}});
1931	+	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
1932	+	}
1933	+	}
1934	+
1935	+	/**
1936	+	* allowsCoreThreadTimeOut is by default false.
1937	+	*/
1938	+	public void testAllowsCoreThreadTimeOut() {
1939	+	final ThreadPoolExecutor p =
1940	+	new ThreadPoolExecutor(2, 2,
1941	+	1000, MILLISECONDS,
1942	+	new ArrayBlockingQueue<Runnable>(10));
1943	+	try (PoolCleaner cleaner = cleaner(p)) {
1944	+	assertFalse(p.allowsCoreThreadTimeOut());
1945	+	}
1946	+	}
1947	+
1948	+	/**
1949	+	* allowCoreThreadTimeOut(true) causes idle threads to time out
1950	+	*/
1951	+	public void testAllowCoreThreadTimeOut_true() throws Exception {
1952	+	long keepAliveTime = timeoutMillis();
1953	+	final ThreadPoolExecutor p =
1954	+	new ThreadPoolExecutor(2, 10,
1955	+	keepAliveTime, MILLISECONDS,
1956	+	new ArrayBlockingQueue<Runnable>(10));
1957	+	try (PoolCleaner cleaner = cleaner(p)) {
1958	+	final CountDownLatch threadStarted = new CountDownLatch(1);
1959	+	p.allowCoreThreadTimeOut(true);
1960	+	p.execute(new CheckedRunnable() {
1961	+	public void realRun() {
1962	+	threadStarted.countDown();
1963	+	assertEquals(1, p.getPoolSize());
1964	+	}});
1965	+	await(threadStarted);
1966	+	delay(keepAliveTime);
1967	+	long startTime = System.nanoTime();
1968	+	while (p.getPoolSize() > 0
1969	+	&& millisElapsedSince(startTime) < LONG_DELAY_MS)
1970	+	Thread.yield();
1971	+	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1972	+	assertEquals(0, p.getPoolSize());
1973	+	}
1974	+	}
1975	+
1976	+	/**
1977	+	* allowCoreThreadTimeOut(false) causes idle threads not to time out
1978	+	*/
1979	+	public void testAllowCoreThreadTimeOut_false() throws Exception {
1980	+	long keepAliveTime = timeoutMillis();
1981	+	final ThreadPoolExecutor p =
1982	+	new ThreadPoolExecutor(2, 10,
1983	+	keepAliveTime, MILLISECONDS,
1984	+	new ArrayBlockingQueue<Runnable>(10));
1985	+	try (PoolCleaner cleaner = cleaner(p)) {
1986	+	final CountDownLatch threadStarted = new CountDownLatch(1);
1987	+	p.allowCoreThreadTimeOut(false);
1988	+	p.execute(new CheckedRunnable() {
1989	+	public void realRun() throws InterruptedException {
1990	+	threadStarted.countDown();
1991	+	assertTrue(p.getPoolSize() >= 1);
1992	+	}});
1993	+	delay(2 * keepAliveTime);
1994	+	assertTrue(p.getPoolSize() >= 1);
1995	+	}
1996	+	}
1997	+
1998	+	/**
1999	+	* execute allows the same task to be submitted multiple times, even
2000	+	* if rejected
2001	+	*/
2002	+	public void testRejectedRecycledTask() throws InterruptedException {
2003	+	final int nTasks = 1000;
2004	+	final CountDownLatch done = new CountDownLatch(nTasks);
2005	+	final Runnable recycledTask = new Runnable() {
2006	+	public void run() {
2007	+	done.countDown();
2008	+	}};
2009	+	final ThreadPoolExecutor p =
2010	+	new ThreadPoolExecutor(1, 30,
2011	+	60, SECONDS,
2012	+	new ArrayBlockingQueue(30));
2013	+	try (PoolCleaner cleaner = cleaner(p)) {
2014	+	for (int i = 0; i < nTasks; ++i) {
2015	+	for (;;) {
2016	+	try {
2017	+	p.execute(recycledTask);
2018	+	break;
2019	+	}
2020	+	catch (RejectedExecutionException ignore) {}
2021	+	}
2022	+	}
2023	+	// enough time to run all tasks
2024	+	assertTrue(done.await(nTasks * SHORT_DELAY_MS, MILLISECONDS));
2025	+	}
2026	+	}
2027	+
2028	+	/**
2029	+	* get(cancelled task) throws CancellationException
2030	+	*/
2031	+	public void testGet_cancelled() throws Exception {
2032	+	final ExecutorService e =
2033	+	new ThreadPoolExecutor(1, 1,
2034	+	LONG_DELAY_MS, MILLISECONDS,
2035	+	new LinkedBlockingQueue<Runnable>());
2036	+	try (PoolCleaner cleaner = cleaner(e)) {
2037	+	final CountDownLatch blockerStarted = new CountDownLatch(1);
2038	+	final CountDownLatch done = new CountDownLatch(1);
2039	+	final List<Future<?>> futures = new ArrayList<>();
2040	+	for (int i = 0; i < 2; i++) {
2041	+	Runnable r = new CheckedRunnable() { public void realRun()
2042	+	throws Throwable {
2043	+	blockerStarted.countDown();
2044	+	assertTrue(done.await(2 * LONG_DELAY_MS, MILLISECONDS));
2045	+	}};
2046	+	futures.add(e.submit(r));
2047	+	}
2048	+	assertTrue(blockerStarted.await(LONG_DELAY_MS, MILLISECONDS));
2049	+	for (Future<?> future : futures) future.cancel(false);
2050	+	for (Future<?> future : futures) {
2051	+	try {
2052	+	future.get();
2053	+	shouldThrow();
2054	+	} catch (CancellationException success) {}
2055	+	try {
2056	+	future.get(LONG_DELAY_MS, MILLISECONDS);
2057	+	shouldThrow();
2058	+	} catch (CancellationException success) {}
2059	+	assertTrue(future.isCancelled());
2060	+	assertTrue(future.isDone());
2061	+	}
2062	+	done.countDown();
2063	+	}
2064	+	}
2065	+
2066		}

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