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

Comparing jsr166/src/test/tck/ThreadPoolExecutorTest.java (file contents):
Revision 1.8 by dl, Sun Oct 5 23:00:40 2003 UTC vs.
Revision 1.74 by jsr166, Sun Oct 4 01:58:38 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));
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	>	final CountDownLatch done = new CountDownLatch(1);
91	>	final Runnable task = new CheckedRunnable() {
92	>	public void realRun() {
93	>	done.countDown();
94	>	}};
95		try {
96	<	p1.execute(new Runnable() {
97	<	public void run() {
98	<	try {
99	<	Thread.sleep(SHORT_DELAY_MS);
100	<	} catch(InterruptedException e){
49	<	threadUnexpectedException();
50	<	}
51	<	}
52	<	});
53	<	Thread.sleep(SMALL_DELAY_MS);
54	<	} catch(InterruptedException e){
55	<	unexpectedException();
56	<	}
57	<	joinPool(p1);
96	>	p.execute(task);
97	>	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
98	>	} finally {
99	>	joinPool(p);
100	>	}
101		}
102
103		/**
104	<	*  getActiveCount increases but doesn't overestimate, when a
105	<	*  thread becomes active
104	>	* getActiveCount increases but doesn't overestimate, when a
105	>	* thread becomes active
106		*/
107	<	public void testGetActiveCount() {
108	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
109	<	assertEquals(0, p2.getActiveCount());
110	<	p2.execute(new MediumRunnable());
111	<	try {
112	<	Thread.sleep(SHORT_DELAY_MS);
113	<	} catch(Exception e){
114	<	unexpectedException();
107	>	public void testGetActiveCount() throws InterruptedException {
108	>	final ThreadPoolExecutor p =
109	>	new ThreadPoolExecutor(2, 2,
110	>	LONG_DELAY_MS, MILLISECONDS,
111	>	new ArrayBlockingQueue<Runnable>(10));
112	>	final CountDownLatch threadStarted = new CountDownLatch(1);
113	>	final CountDownLatch done = new CountDownLatch(1);
114	>	try {
115	>	assertEquals(0, p.getActiveCount());
116	>	p.execute(new CheckedRunnable() {
117	>	public void realRun() throws InterruptedException {
118	>	threadStarted.countDown();
119	>	assertEquals(1, p.getActiveCount());
120	>	done.await();
121	>	}});
122	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
123	>	assertEquals(1, p.getActiveCount());
124	>	} finally {
125	>	done.countDown();
126	>	joinPool(p);
127		}
73	–	assertEquals(1, p2.getActiveCount());
74	–	joinPool(p2);
128		}
129
130		/**
131	<	*  prestartCoreThread starts a thread if under corePoolSize, else doesn't
131	>	* prestartCoreThread starts a thread if under corePoolSize, else doesn't
132		*/
133		public void testPrestartCoreThread() {
134	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
135	<	assertEquals(0, p2.getPoolSize());
136	<	assertTrue(p2.prestartCoreThread());
137	<	assertEquals(1, p2.getPoolSize());
138	<	assertTrue(p2.prestartCoreThread());
139	<	assertEquals(2, p2.getPoolSize());
140	<	assertFalse(p2.prestartCoreThread());
141	<	assertEquals(2, p2.getPoolSize());
142	<	joinPool(p2);
134	>	final ThreadPoolExecutor p =
135	>	new ThreadPoolExecutor(2, 6,
136	>	LONG_DELAY_MS, MILLISECONDS,
137	>	new ArrayBlockingQueue<Runnable>(10));
138	>	try (PoolCleaner cleaner = cleaner(p)) {
139	>	assertEquals(0, p.getPoolSize());
140	>	assertTrue(p.prestartCoreThread());
141	>	assertEquals(1, p.getPoolSize());
142	>	assertTrue(p.prestartCoreThread());
143	>	assertEquals(2, p.getPoolSize());
144	>	assertFalse(p.prestartCoreThread());
145	>	assertEquals(2, p.getPoolSize());
146	>	p.setCorePoolSize(4);
147	>	assertTrue(p.prestartCoreThread());
148	>	assertEquals(3, p.getPoolSize());
149	>	assertTrue(p.prestartCoreThread());
150	>	assertEquals(4, p.getPoolSize());
151	>	assertFalse(p.prestartCoreThread());
152	>	assertEquals(4, p.getPoolSize());
153	>	}
154		}
155
156		/**
157	<	*  prestartAllCoreThreads starts all corePoolSize threads
157	>	* prestartAllCoreThreads starts all corePoolSize threads
158		*/
159		public void testPrestartAllCoreThreads() {
160	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
161	<	assertEquals(0, p2.getPoolSize());
162	<	p2.prestartAllCoreThreads();
163	<	assertEquals(2, p2.getPoolSize());
164	<	p2.prestartAllCoreThreads();
165	<	assertEquals(2, p2.getPoolSize());
166	<	joinPool(p2);
167	<	}
168	<
169	<	/**
170	<	*   getCompletedTaskCount increases, but doesn't overestimate,
171	<	*   when tasks complete
172	<	*/
173	<	public void testGetCompletedTaskCount() {
174	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
175	<	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);
160	>	final ThreadPoolExecutor p =
161	>	new ThreadPoolExecutor(2, 6,
162	>	LONG_DELAY_MS, MILLISECONDS,
163	>	new ArrayBlockingQueue<Runnable>(10));
164	>	try (PoolCleaner cleaner = cleaner(p)) {
165	>	assertEquals(0, p.getPoolSize());
166	>	p.prestartAllCoreThreads();
167	>	assertEquals(2, p.getPoolSize());
168	>	p.prestartAllCoreThreads();
169	>	assertEquals(2, p.getPoolSize());
170	>	p.setCorePoolSize(4);
171	>	p.prestartAllCoreThreads();
172	>	assertEquals(4, p.getPoolSize());
173	>	p.prestartAllCoreThreads();
174	>	assertEquals(4, p.getPoolSize());
175	>	}
176		}
177	<
177	>
178		/**
179	<	*   getCorePoolSize returns size given in constructor if not otherwise set
179	>	* getCompletedTaskCount increases, but doesn't overestimate,
180	>	* when tasks complete
181	>	*/
182	>	public void testGetCompletedTaskCount() throws InterruptedException {
183	>	final ThreadPoolExecutor p =
184	>	new ThreadPoolExecutor(2, 2,
185	>	LONG_DELAY_MS, MILLISECONDS,
186	>	new ArrayBlockingQueue<Runnable>(10));
187	>	try (PoolCleaner cleaner = cleaner(p)) {
188	>	final CountDownLatch threadStarted = new CountDownLatch(1);
189	>	final CountDownLatch threadProceed = new CountDownLatch(1);
190	>	final CountDownLatch threadDone = new CountDownLatch(1);
191	>	assertEquals(0, p.getCompletedTaskCount());
192	>	p.execute(new CheckedRunnable() {
193	>	public void realRun() throws InterruptedException {
194	>	threadStarted.countDown();
195	>	assertEquals(0, p.getCompletedTaskCount());
196	>	threadProceed.await();
197	>	threadDone.countDown();
198	>	}});
199	>	await(threadStarted);
200	>	assertEquals(0, p.getCompletedTaskCount());
201	>	threadProceed.countDown();
202	>	threadDone.await();
203	>	long startTime = System.nanoTime();
204	>	while (p.getCompletedTaskCount() != 1) {
205	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
206	>	fail("timed out");
207	>	Thread.yield();
208	>	}
209	>	}
210	>	}
211	>
212	>	/**
213	>	* getCorePoolSize returns size given in constructor if not otherwise set
214		*/
215		public void testGetCorePoolSize() {
216	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
217	<	assertEquals(1, p1.getCorePoolSize());
218	<	joinPool(p1);
216	>	final ThreadPoolExecutor p =
217	>	new ThreadPoolExecutor(1, 1,
218	>	LONG_DELAY_MS, MILLISECONDS,
219	>	new ArrayBlockingQueue<Runnable>(10));
220	>	try (PoolCleaner cleaner = cleaner(p)) {
221	>	assertEquals(1, p.getCorePoolSize());
222	>	}
223		}
224	<
224	>
225		/**
226	<	*   getKeepAliveTime returns value given in constructor if not otherwise set
226	>	* getKeepAliveTime returns value given in constructor if not otherwise set
227		*/
228		public void testGetKeepAliveTime() {
229	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, 1000, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
230	<	assertEquals(1, p2.getKeepAliveTime(TimeUnit.SECONDS));
231	<	joinPool(p2);
229	>	final ThreadPoolExecutor p =
230	>	new ThreadPoolExecutor(2, 2,
231	>	1000, MILLISECONDS,
232	>	new ArrayBlockingQueue<Runnable>(10));
233	>	try (PoolCleaner cleaner = cleaner(p)) {
234	>	assertEquals(1, p.getKeepAliveTime(SECONDS));
235	>	}
236		}
237
238	<
142	<	/**
238	>	/**
239		* getThreadFactory returns factory in constructor if not set
240		*/
241		public void testGetThreadFactory() {
242	<	ThreadFactory tf = new SimpleThreadFactory();
243	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), tf, new NoOpREHandler());
244	<	assertSame(tf, p.getThreadFactory());
245	<	p.shutdown();
246	<	joinPool(p);
242	>	ThreadFactory threadFactory = new SimpleThreadFactory();
243	>	final ThreadPoolExecutor p =
244	>	new ThreadPoolExecutor(1, 2,
245	>	LONG_DELAY_MS, MILLISECONDS,
246	>	new ArrayBlockingQueue<Runnable>(10),
247	>	threadFactory,
248	>	new NoOpREHandler());
249	>	try (PoolCleaner cleaner = cleaner(p)) {
250	>	assertSame(threadFactory, p.getThreadFactory());
251	>	}
252		}
253
254	<	/**
254	>	/**
255		* setThreadFactory sets the thread factory returned by getThreadFactory
256		*/
257		public void testSetThreadFactory() {
258	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
259	<	ThreadFactory tf = new SimpleThreadFactory();
260	<	p.setThreadFactory(tf);
261	<	assertSame(tf, p.getThreadFactory());
262	<	p.shutdown();
263	<	joinPool(p);
258	>	final ThreadPoolExecutor p =
259	>	new ThreadPoolExecutor(1, 2,
260	>	LONG_DELAY_MS, MILLISECONDS,
261	>	new ArrayBlockingQueue<Runnable>(10));
262	>	try (PoolCleaner cleaner = cleaner(p)) {
263	>	ThreadFactory threadFactory = new SimpleThreadFactory();
264	>	p.setThreadFactory(threadFactory);
265	>	assertSame(threadFactory, p.getThreadFactory());
266	>	}
267		}
268
269	<
166	<	/**
269	>	/**
270		* setThreadFactory(null) throws NPE
271		*/
272		public void testSetThreadFactoryNull() {
273	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
273	>	final ThreadPoolExecutor p =
274	>	new ThreadPoolExecutor(1, 2,
275	>	LONG_DELAY_MS, MILLISECONDS,
276	>	new ArrayBlockingQueue<Runnable>(10));
277	>	try (PoolCleaner cleaner = cleaner(p)) {
278	>	try {
279	>	p.setThreadFactory(null);
280	>	shouldThrow();
281	>	} catch (NullPointerException success) {}
282	>	}
283	>	}
284	>
285	>	/**
286	>	* getRejectedExecutionHandler returns handler in constructor if not set
287	>	*/
288	>	public void testGetRejectedExecutionHandler() {
289	>	final RejectedExecutionHandler handler = new NoOpREHandler();
290	>	final ThreadPoolExecutor p =
291	>	new ThreadPoolExecutor(1, 2,
292	>	LONG_DELAY_MS, MILLISECONDS,
293	>	new ArrayBlockingQueue<Runnable>(10),
294	>	handler);
295	>	try (PoolCleaner cleaner = cleaner(p)) {
296	>	assertSame(handler, p.getRejectedExecutionHandler());
297	>	}
298	>	}
299	>
300	>	/**
301	>	* setRejectedExecutionHandler sets the handler returned by
302	>	* getRejectedExecutionHandler
303	>	*/
304	>	public void testSetRejectedExecutionHandler() {
305	>	final ThreadPoolExecutor p =
306	>	new ThreadPoolExecutor(1, 2,
307	>	LONG_DELAY_MS, MILLISECONDS,
308	>	new ArrayBlockingQueue<Runnable>(10));
309	>	try (PoolCleaner cleaner = cleaner(p)) {
310	>	RejectedExecutionHandler handler = new NoOpREHandler();
311	>	p.setRejectedExecutionHandler(handler);
312	>	assertSame(handler, p.getRejectedExecutionHandler());
313	>	}
314	>	}
315	>
316	>	/**
317	>	* setRejectedExecutionHandler(null) throws NPE
318	>	*/
319	>	public void testSetRejectedExecutionHandlerNull() {
320	>	final ThreadPoolExecutor p =
321	>	new ThreadPoolExecutor(1, 2,
322	>	LONG_DELAY_MS, MILLISECONDS,
323	>	new ArrayBlockingQueue<Runnable>(10));
324		try {
325	<	p.setThreadFactory(null);
325	>	p.setRejectedExecutionHandler(null);
326		shouldThrow();
327		} catch (NullPointerException success) {
328		} finally {
#	Line 177 | Line 330 | public class ThreadPoolExecutorTest exte
330		}
331		}
332
180	–
333		/**
334	<	*   getLargestPoolSize increases, but doesn't overestimate, when
335	<	*   multiple threads active
334	>	* getLargestPoolSize increases, but doesn't overestimate, when
335	>	* multiple threads active
336		*/
337	<	public void testGetLargestPoolSize() {
338	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
339	<	try {
340	<	assertEquals(0, p2.getLargestPoolSize());
341	<	p2.execute(new MediumRunnable());
342	<	p2.execute(new MediumRunnable());
343	<	Thread.sleep(SHORT_DELAY_MS);
344	<	assertEquals(2, p2.getLargestPoolSize());
345	<	} catch(Exception e){
346	<	unexpectedException();
347	<	}
348	<	joinPool(p2);
337	>	public void testGetLargestPoolSize() throws InterruptedException {
338	>	final int THREADS = 3;
339	>	final ThreadPoolExecutor p =
340	>	new ThreadPoolExecutor(THREADS, THREADS,
341	>	LONG_DELAY_MS, MILLISECONDS,
342	>	new ArrayBlockingQueue<Runnable>(10));
343	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
344	>	final CountDownLatch done = new CountDownLatch(1);
345	>	try {
346	>	assertEquals(0, p.getLargestPoolSize());
347	>	for (int i = 0; i < THREADS; i++)
348	>	p.execute(new CheckedRunnable() {
349	>	public void realRun() throws InterruptedException {
350	>	threadsStarted.countDown();
351	>	done.await();
352	>	assertEquals(THREADS, p.getLargestPoolSize());
353	>	}});
354	>	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
355	>	assertEquals(THREADS, p.getLargestPoolSize());
356	>	} finally {
357	>	done.countDown();
358	>	joinPool(p);
359	>	assertEquals(THREADS, p.getLargestPoolSize());
360	>	}
361		}
362	<
362	>
363		/**
364	<	*   getMaximumPoolSize returns value given in constructor if not
365	<	*   otherwise set
364	>	* getMaximumPoolSize returns value given in constructor if not
365	>	* otherwise set
366		*/
367		public void testGetMaximumPoolSize() {
368	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
369	<	assertEquals(2, p2.getMaximumPoolSize());
370	<	joinPool(p2);
368	>	final ThreadPoolExecutor p =
369	>	new ThreadPoolExecutor(2, 3,
370	>	LONG_DELAY_MS, MILLISECONDS,
371	>	new ArrayBlockingQueue<Runnable>(10));
372	>	assertEquals(3, p.getMaximumPoolSize());
373	>	joinPool(p);
374		}
375	<
375	>
376		/**
377	<	*   getPoolSize increases, but doesn't overestimate, when threads
378	<	*   become active
377	>	* getPoolSize increases, but doesn't overestimate, when threads
378	>	* become active
379		*/
380	<	public void testGetPoolSize() {
381	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
382	<	assertEquals(0, p1.getPoolSize());
383	<	p1.execute(new MediumRunnable());
384	<	assertEquals(1, p1.getPoolSize());
385	<	joinPool(p1);
380	>	public void testGetPoolSize() throws InterruptedException {
381	>	final ThreadPoolExecutor p =
382	>	new ThreadPoolExecutor(1, 1,
383	>	LONG_DELAY_MS, MILLISECONDS,
384	>	new ArrayBlockingQueue<Runnable>(10));
385	>	final CountDownLatch threadStarted = new CountDownLatch(1);
386	>	final CountDownLatch done = new CountDownLatch(1);
387	>	try {
388	>	assertEquals(0, p.getPoolSize());
389	>	p.execute(new CheckedRunnable() {
390	>	public void realRun() throws InterruptedException {
391	>	threadStarted.countDown();
392	>	assertEquals(1, p.getPoolSize());
393	>	done.await();
394	>	}});
395	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
396	>	assertEquals(1, p.getPoolSize());
397	>	} finally {
398	>	done.countDown();
399	>	joinPool(p);
400	>	}
401		}
402	<
402	>
403		/**
404	<	*  getTaskCount increases, but doesn't overestimate, when tasks submitted
404	>	* getTaskCount increases, but doesn't overestimate, when tasks submitted
405		*/
406	<	public void testGetTaskCount() {
407	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
408	<	try {
409	<	assertEquals(0, p1.getTaskCount());
410	<	p1.execute(new MediumRunnable());
411	<	Thread.sleep(SHORT_DELAY_MS);
412	<	assertEquals(1, p1.getTaskCount());
413	<	} catch(Exception e){
414	<	unexpectedException();
415	<	}
416	<	joinPool(p1);
406	>	public void testGetTaskCount() throws InterruptedException {
407	>	final ThreadPoolExecutor p =
408	>	new ThreadPoolExecutor(1, 1,
409	>	LONG_DELAY_MS, MILLISECONDS,
410	>	new ArrayBlockingQueue<Runnable>(10));
411	>	final CountDownLatch threadStarted = new CountDownLatch(1);
412	>	final CountDownLatch done = new CountDownLatch(1);
413	>	try {
414	>	assertEquals(0, p.getTaskCount());
415	>	p.execute(new CheckedRunnable() {
416	>	public void realRun() throws InterruptedException {
417	>	threadStarted.countDown();
418	>	assertEquals(1, p.getTaskCount());
419	>	done.await();
420	>	}});
421	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
422	>	assertEquals(1, p.getTaskCount());
423	>	} finally {
424	>	done.countDown();
425	>	joinPool(p);
426	>	}
427		}
428	<
428	>
429		/**
430	<	*   isShutDown is false before shutdown, true after
430	>	* isShutdown is false before shutdown, true after
431		*/
432		public void testIsShutdown() {
433	<
434	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
435	<	assertFalse(p1.isShutdown());
436	<	p1.shutdown();
437	<	assertTrue(p1.isShutdown());
438	<	joinPool(p1);
433	>	final ThreadPoolExecutor p =
434	>	new ThreadPoolExecutor(1, 1,
435	>	LONG_DELAY_MS, MILLISECONDS,
436	>	new ArrayBlockingQueue<Runnable>(10));
437	>	assertFalse(p.isShutdown());
438	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
439	>	assertTrue(p.isShutdown());
440	>	joinPool(p);
441		}
442
249	–
443		/**
444	<	*  isTerminated is false before termination, true after
444	>	* awaitTermination on a non-shutdown pool times out
445		*/
446	<	public void testIsTerminated() {
447	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
448	<	assertFalse(p1.isTerminated());
449	<	try {
450	<	p1.execute(new MediumRunnable());
446	>	public void testAwaitTermination_timesOut() throws InterruptedException {
447	>	final ThreadPoolExecutor p =
448	>	new ThreadPoolExecutor(1, 1,
449	>	LONG_DELAY_MS, MILLISECONDS,
450	>	new ArrayBlockingQueue<Runnable>(10));
451	>	assertFalse(p.isTerminated());
452	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS));
453	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS));
454	>	assertFalse(p.awaitTermination(-1L, NANOSECONDS));
455	>	assertFalse(p.awaitTermination(-1L, MILLISECONDS));
456	>	assertFalse(p.awaitTermination(0L, NANOSECONDS));
457	>	assertFalse(p.awaitTermination(0L, MILLISECONDS));
458	>	long timeoutNanos = 999999L;
459	>	long startTime = System.nanoTime();
460	>	assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS));
461	>	assertTrue(System.nanoTime() - startTime >= timeoutNanos);
462	>	assertFalse(p.isTerminated());
463	>	startTime = System.nanoTime();
464	>	long timeoutMillis = timeoutMillis();
465	>	assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS));
466	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
467	>	assertFalse(p.isTerminated());
468	>	p.shutdown();
469	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
470	>	assertTrue(p.isTerminated());
471	>	}
472	>
473	>	/**
474	>	* isTerminated is false before termination, true after
475	>	*/
476	>	public void testIsTerminated() throws InterruptedException {
477	>	final ThreadPoolExecutor p =
478	>	new ThreadPoolExecutor(1, 1,
479	>	LONG_DELAY_MS, MILLISECONDS,
480	>	new ArrayBlockingQueue<Runnable>(10));
481	>	final CountDownLatch threadStarted = new CountDownLatch(1);
482	>	final CountDownLatch done = new CountDownLatch(1);
483	>	assertFalse(p.isTerminated());
484	>	try {
485	>	p.execute(new CheckedRunnable() {
486	>	public void realRun() throws InterruptedException {
487	>	assertFalse(p.isTerminated());
488	>	threadStarted.countDown();
489	>	done.await();
490	>	}});
491	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
492	>	assertFalse(p.isTerminating());
493	>	done.countDown();
494		} finally {
495	<	p1.shutdown();
495	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
496		}
497	<	try {
498	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
263	<	assertTrue(p1.isTerminated());
264	<	} catch(Exception e){
265	<	unexpectedException();
266	<	}
497	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
498	>	assertTrue(p.isTerminated());
499		}
500
501		/**
502	<	*  isTerminating is not true when running or when terminated
502	>	* isTerminating is not true when running or when terminated
503		*/
504	<	public void testIsTerminating() {
505	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
506	<	assertFalse(p1.isTerminating());
507	<	try {
508	<	p1.execute(new SmallRunnable());
509	<	assertFalse(p1.isTerminating());
504	>	public void testIsTerminating() throws InterruptedException {
505	>	final ThreadPoolExecutor p =
506	>	new ThreadPoolExecutor(1, 1,
507	>	LONG_DELAY_MS, MILLISECONDS,
508	>	new ArrayBlockingQueue<Runnable>(10));
509	>	final CountDownLatch threadStarted = new CountDownLatch(1);
510	>	final CountDownLatch done = new CountDownLatch(1);
511	>	try {
512	>	assertFalse(p.isTerminating());
513	>	p.execute(new CheckedRunnable() {
514	>	public void realRun() throws InterruptedException {
515	>	assertFalse(p.isTerminating());
516	>	threadStarted.countDown();
517	>	done.await();
518	>	}});
519	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
520	>	assertFalse(p.isTerminating());
521	>	done.countDown();
522		} finally {
523	<	p1.shutdown();
523	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
524		}
525	<	try {
526	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
527	<	assertTrue(p1.isTerminated());
284	<	assertFalse(p1.isTerminating());
285	<	} catch(Exception e){
286	<	unexpectedException();
287	<	}
525	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
526	>	assertTrue(p.isTerminated());
527	>	assertFalse(p.isTerminating());
528		}
529
530		/**
531		* getQueue returns the work queue, which contains queued tasks
532		*/
533	<	public void testGetQueue() {
534	<	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
535	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q);
536	<	CancellableTask[] tasks = new CancellableTask[5];
537	<	for(int i = 0; i < 5; i++){
538	<	tasks[i] = new CancellableTask(new MediumPossiblyInterruptedRunnable());
539	<	p1.execute(tasks[i]);
540	<	}
541	<	try {
542	<	Thread.sleep(SHORT_DELAY_MS);
543	<	BlockingQueue<Runnable> wq = p1.getQueue();
544	<	assertSame(q, wq);
545	<	assertFalse(wq.contains(tasks[0]));
546	<	assertTrue(wq.contains(tasks[4]));
547	<	p1.shutdownNow();
548	<	} catch(Exception e) {
549	<	unexpectedException();
533	>	public void testGetQueue() throws InterruptedException {
534	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
535	>	final ThreadPoolExecutor p =
536	>	new ThreadPoolExecutor(1, 1,
537	>	LONG_DELAY_MS, MILLISECONDS,
538	>	q);
539	>	final CountDownLatch threadStarted = new CountDownLatch(1);
540	>	final CountDownLatch done = new CountDownLatch(1);
541	>	try {
542	>	FutureTask[] tasks = new FutureTask[5];
543	>	for (int i = 0; i < tasks.length; i++) {
544	>	Callable task = new CheckedCallable<Boolean>() {
545	>	public Boolean realCall() throws InterruptedException {
546	>	threadStarted.countDown();
547	>	assertSame(q, p.getQueue());
548	>	done.await();
549	>	return Boolean.TRUE;
550	>	}};
551	>	tasks[i] = new FutureTask(task);
552	>	p.execute(tasks[i]);
553	>	}
554	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
555	>	assertSame(q, p.getQueue());
556	>	assertFalse(q.contains(tasks[0]));
557	>	assertTrue(q.contains(tasks[tasks.length - 1]));
558	>	assertEquals(tasks.length - 1, q.size());
559		} finally {
560	<	joinPool(p1);
560	>	done.countDown();
561	>	joinPool(p);
562		}
563		}
564
565		/**
566		* remove(task) removes queued task, and fails to remove active task
567		*/
568	<	public void testRemove() {
568	>	public void testRemove() throws InterruptedException {
569		BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
570	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q);
571	<	CancellableTask[] tasks = new CancellableTask[5];
572	<	for(int i = 0; i < 5; i++){
573	<	tasks[i] = new CancellableTask(new MediumPossiblyInterruptedRunnable());
574	<	p1.execute(tasks[i]);
575	<	}
576	<	try {
577	<	Thread.sleep(SHORT_DELAY_MS);
578	<	assertFalse(p1.remove(tasks[0]));
570	>	final ThreadPoolExecutor p =
571	>	new ThreadPoolExecutor(1, 1,
572	>	LONG_DELAY_MS, MILLISECONDS,
573	>	q);
574	>	Runnable[] tasks = new Runnable[5];
575	>	final CountDownLatch threadStarted = new CountDownLatch(1);
576	>	final CountDownLatch done = new CountDownLatch(1);
577	>	try {
578	>	for (int i = 0; i < tasks.length; i++) {
579	>	tasks[i] = new CheckedRunnable() {
580	>	public void realRun() throws InterruptedException {
581	>	threadStarted.countDown();
582	>	done.await();
583	>	}};
584	>	p.execute(tasks[i]);
585	>	}
586	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
587	>	assertFalse(p.remove(tasks[0]));
588		assertTrue(q.contains(tasks[4]));
589		assertTrue(q.contains(tasks[3]));
590	<	assertTrue(p1.remove(tasks[4]));
591	<	assertFalse(p1.remove(tasks[4]));
590	>	assertTrue(p.remove(tasks[4]));
591	>	assertFalse(p.remove(tasks[4]));
592		assertFalse(q.contains(tasks[4]));
593		assertTrue(q.contains(tasks[3]));
594	<	assertTrue(p1.remove(tasks[3]));
594	>	assertTrue(p.remove(tasks[3]));
595		assertFalse(q.contains(tasks[3]));
337	–	p1.shutdownNow();
338	–	} catch(Exception e) {
339	–	unexpectedException();
596		} finally {
597	<	joinPool(p1);
597	>	done.countDown();
598	>	joinPool(p);
599		}
600		}
601
602		/**
603	<	*   purge removes cancelled tasks from the queue
603	>	* purge removes cancelled tasks from the queue
604		*/
605	<	public void testPurge() {
606	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
607	<	CancellableTask[] tasks = new CancellableTask[5];
608	<	for(int i = 0; i < 5; i++){
609	<	tasks[i] = new CancellableTask(new MediumPossiblyInterruptedRunnable());
610	<	p1.execute(tasks[i]);
605	>	public void testPurge() throws InterruptedException {
606	>	final CountDownLatch threadStarted = new CountDownLatch(1);
607	>	final CountDownLatch done = new CountDownLatch(1);
608	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
609	>	final ThreadPoolExecutor p =
610	>	new ThreadPoolExecutor(1, 1,
611	>	LONG_DELAY_MS, MILLISECONDS,
612	>	q);
613	>	FutureTask[] tasks = new FutureTask[5];
614	>	try {
615	>	for (int i = 0; i < tasks.length; i++) {
616	>	Callable task = new CheckedCallable<Boolean>() {
617	>	public Boolean realCall() throws InterruptedException {
618	>	threadStarted.countDown();
619	>	done.await();
620	>	return Boolean.TRUE;
621	>	}};
622	>	tasks[i] = new FutureTask(task);
623	>	p.execute(tasks[i]);
624	>	}
625	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
626	>	assertEquals(tasks.length, p.getTaskCount());
627	>	assertEquals(tasks.length - 1, q.size());
628	>	assertEquals(1L, p.getActiveCount());
629	>	assertEquals(0L, p.getCompletedTaskCount());
630	>	tasks[4].cancel(true);
631	>	tasks[3].cancel(false);
632	>	p.purge();
633	>	assertEquals(tasks.length - 3, q.size());
634	>	assertEquals(tasks.length - 2, p.getTaskCount());
635	>	p.purge();         // Nothing to do
636	>	assertEquals(tasks.length - 3, q.size());
637	>	assertEquals(tasks.length - 2, p.getTaskCount());
638	>	} finally {
639	>	done.countDown();
640	>	joinPool(p);
641		}
355	–	tasks[4].cancel(true);
356	–	tasks[3].cancel(true);
357	–	p1.purge();
358	–	long count = p1.getTaskCount();
359	–	assertTrue(count >= 2 && count < 5);
360	–	p1.shutdownNow();
361	–	joinPool(p1);
642		}
643
644		/**
645	<	*  shutDownNow returns a list containing tasks that were not run
645	>	* shutdownNow returns a list containing tasks that were not run,
646	>	* and those tasks are drained from the queue
647		*/
648	<	public void testShutDownNow() {
649	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
650	<	List l;
651	<	try {
652	<	for(int i = 0; i < 5; i++)
653	<	p1.execute(new MediumPossiblyInterruptedRunnable());
654	<	}
655	<	finally {
656	<	l = p1.shutdownNow();
657	<	}
658	<	assertTrue(p1.isShutdown());
659	<	assertTrue(l.size() <= 4);
648	>	public void testShutdownNow() throws InterruptedException {
649	>	final int poolSize = 2;
650	>	final int count = 5;
651	>	final AtomicInteger ran = new AtomicInteger(0);
652	>	final ThreadPoolExecutor p =
653	>	new ThreadPoolExecutor(poolSize, poolSize,
654	>	LONG_DELAY_MS, MILLISECONDS,
655	>	new ArrayBlockingQueue<Runnable>(10));
656	>	CountDownLatch threadsStarted = new CountDownLatch(poolSize);
657	>	Runnable waiter = new CheckedRunnable() { public void realRun() {
658	>	threadsStarted.countDown();
659	>	try {
660	>	MILLISECONDS.sleep(2 * LONG_DELAY_MS);
661	>	} catch (InterruptedException success) {}
662	>	ran.getAndIncrement();
663	>	}};
664	>	for (int i = 0; i < count; i++)
665	>	p.execute(waiter);
666	>	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
667	>	assertEquals(poolSize, p.getActiveCount());
668	>	assertEquals(0, p.getCompletedTaskCount());
669	>	final List<Runnable> queuedTasks;
670	>	try {
671	>	queuedTasks = p.shutdownNow();
672	>	} catch (SecurityException ok) {
673	>	return; // Allowed in case test doesn't have privs
674	>	}
675	>	assertTrue(p.isShutdown());
676	>	assertTrue(p.getQueue().isEmpty());
677	>	assertEquals(count - poolSize, queuedTasks.size());
678	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
679	>	assertTrue(p.isTerminated());
680	>	assertEquals(poolSize, ran.get());
681	>	assertEquals(poolSize, p.getCompletedTaskCount());
682		}
683
684		// Exception Tests
382	–
685
686	<	/**
687	<	* Constructor throws if corePoolSize argument is less than zero
686	>	/**
687	>	* Constructor throws if corePoolSize argument is less than zero
688		*/
689		public void testConstructor1() {
690		try {
691	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
691	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
692	>	new ArrayBlockingQueue<Runnable>(10));
693		shouldThrow();
694	<	}
392	<	catch (IllegalArgumentException success){}
694	>	} catch (IllegalArgumentException success) {}
695		}
696	<
697	<	/**
698	<	* Constructor throws if maximumPoolSize is less than zero
696	>
697	>	/**
698	>	* Constructor throws if maximumPoolSize is less than zero
699		*/
700		public void testConstructor2() {
701		try {
702	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
702	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
703	>	new ArrayBlockingQueue<Runnable>(10));
704		shouldThrow();
705	<	}
403	<	catch (IllegalArgumentException success){}
705	>	} catch (IllegalArgumentException success) {}
706		}
707	<
708	<	/**
709	<	* Constructor throws if maximumPoolSize is equal to zero
707	>
708	>	/**
709	>	* Constructor throws if maximumPoolSize is equal to zero
710		*/
711		public void testConstructor3() {
712		try {
713	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
713	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
714	>	new ArrayBlockingQueue<Runnable>(10));
715		shouldThrow();
716	<	}
414	<	catch (IllegalArgumentException success){}
716	>	} catch (IllegalArgumentException success) {}
717		}
718
719	<	/**
720	<	* Constructor throws if keepAliveTime is less than zero
719	>	/**
720	>	* Constructor throws if keepAliveTime is less than zero
721		*/
722		public void testConstructor4() {
723		try {
724	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
724	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
725	>	new ArrayBlockingQueue<Runnable>(10));
726		shouldThrow();
727	<	}
425	<	catch (IllegalArgumentException success){}
727	>	} catch (IllegalArgumentException success) {}
728		}
729
730	<	/**
731	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
730	>	/**
731	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
732		*/
733		public void testConstructor5() {
734		try {
735	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
735	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
736	>	new ArrayBlockingQueue<Runnable>(10));
737		shouldThrow();
738	<	}
436	<	catch (IllegalArgumentException success){}
738	>	} catch (IllegalArgumentException success) {}
739		}
740	<
741	<	/**
742	<	* Constructor throws if workQueue is set to null
740	>
741	>	/**
742	>	* Constructor throws if workQueue is set to null
743		*/
744		public void testConstructorNullPointerException() {
745		try {
746	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null);
746	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
747	>	(BlockingQueue) null);
748		shouldThrow();
749	<	}
447	<	catch (NullPointerException success){}
749	>	} catch (NullPointerException success) {}
750		}
449	–
751
752	<
753	<	/**
453	<	* Constructor throws if corePoolSize argument is less than zero
752	>	/**
753	>	* Constructor throws if corePoolSize argument is less than zero
754		*/
755		public void testConstructor6() {
756		try {
757	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
757	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
758	>	new ArrayBlockingQueue<Runnable>(10),
759	>	new SimpleThreadFactory());
760		shouldThrow();
761	<	} catch (IllegalArgumentException success){}
761	>	} catch (IllegalArgumentException success) {}
762		}
763	<
764	<	/**
765	<	* Constructor throws if maximumPoolSize is less than zero
763	>
764	>	/**
765	>	* Constructor throws if maximumPoolSize is less than zero
766		*/
767		public void testConstructor7() {
768		try {
769	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
769	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
770	>	new ArrayBlockingQueue<Runnable>(10),
771	>	new SimpleThreadFactory());
772		shouldThrow();
773	<	}
470	<	catch (IllegalArgumentException success){}
773	>	} catch (IllegalArgumentException success) {}
774		}
775
776	<	/**
777	<	* Constructor throws if maximumPoolSize is equal to zero
776	>	/**
777	>	* Constructor throws if maximumPoolSize is equal to zero
778		*/
779		public void testConstructor8() {
780		try {
781	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
781	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
782	>	new ArrayBlockingQueue<Runnable>(10),
783	>	new SimpleThreadFactory());
784		shouldThrow();
785	<	}
481	<	catch (IllegalArgumentException success){}
785	>	} catch (IllegalArgumentException success) {}
786		}
787
788	<	/**
789	<	* Constructor throws if keepAliveTime is less than zero
788	>	/**
789	>	* Constructor throws if keepAliveTime is less than zero
790		*/
791		public void testConstructor9() {
792		try {
793	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
793	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
794	>	new ArrayBlockingQueue<Runnable>(10),
795	>	new SimpleThreadFactory());
796		shouldThrow();
797	<	}
492	<	catch (IllegalArgumentException success){}
797	>	} catch (IllegalArgumentException success) {}
798		}
799
800	<	/**
801	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
800	>	/**
801	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
802		*/
803		public void testConstructor10() {
804		try {
805	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
805	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
806	>	new ArrayBlockingQueue<Runnable>(10),
807	>	new SimpleThreadFactory());
808		shouldThrow();
809	<	}
503	<	catch (IllegalArgumentException success){}
809	>	} catch (IllegalArgumentException success) {}
810		}
811
812	<	/**
813	<	* Constructor throws if workQueue is set to null
812	>	/**
813	>	* Constructor throws if workQueue is set to null
814		*/
815		public void testConstructorNullPointerException2() {
816		try {
817	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory());
817	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
818	>	(BlockingQueue) null,
819	>	new SimpleThreadFactory());
820		shouldThrow();
821	<	}
514	<	catch (NullPointerException success){}
821	>	} catch (NullPointerException success) {}
822		}
823
824	<	/**
825	<	* Constructor throws if threadFactory is set to null
824	>	/**
825	>	* Constructor throws if threadFactory is set to null
826		*/
827		public void testConstructorNullPointerException3() {
828		try {
829	<	ThreadFactory f = null;
830	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f);
829	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
830	>	new ArrayBlockingQueue<Runnable>(10),
831	>	(ThreadFactory) null);
832		shouldThrow();
833	<	}
526	<	catch (NullPointerException success){}
833	>	} catch (NullPointerException success) {}
834		}
835	<
836	<
837	<	/**
531	<	* Constructor throws if corePoolSize argument is less than zero
835	>
836	>	/**
837	>	* Constructor throws if corePoolSize argument is less than zero
838		*/
839		public void testConstructor11() {
840		try {
841	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
841	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
842	>	new ArrayBlockingQueue<Runnable>(10),
843	>	new NoOpREHandler());
844		shouldThrow();
845	<	}
538	<	catch (IllegalArgumentException success){}
845	>	} catch (IllegalArgumentException success) {}
846		}
847
848	<	/**
849	<	* Constructor throws if maximumPoolSize is less than zero
848	>	/**
849	>	* Constructor throws if maximumPoolSize is less than zero
850		*/
851		public void testConstructor12() {
852		try {
853	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
853	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
854	>	new ArrayBlockingQueue<Runnable>(10),
855	>	new NoOpREHandler());
856		shouldThrow();
857	<	}
549	<	catch (IllegalArgumentException success){}
857	>	} catch (IllegalArgumentException success) {}
858		}
859
860	<	/**
861	<	* Constructor throws if maximumPoolSize is equal to zero
860	>	/**
861	>	* Constructor throws if maximumPoolSize is equal to zero
862		*/
863		public void testConstructor13() {
864		try {
865	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
865	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
866	>	new ArrayBlockingQueue<Runnable>(10),
867	>	new NoOpREHandler());
868		shouldThrow();
869	<	}
560	<	catch (IllegalArgumentException success){}
869	>	} catch (IllegalArgumentException success) {}
870		}
871
872	<	/**
873	<	* Constructor throws if keepAliveTime is less than zero
872	>	/**
873	>	* Constructor throws if keepAliveTime is less than zero
874		*/
875		public void testConstructor14() {
876		try {
877	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
877	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
878	>	new ArrayBlockingQueue<Runnable>(10),
879	>	new NoOpREHandler());
880		shouldThrow();
881	<	}
571	<	catch (IllegalArgumentException success){}
881	>	} catch (IllegalArgumentException success) {}
882		}
883
884	<	/**
885	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
884	>	/**
885	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
886		*/
887		public void testConstructor15() {
888		try {
889	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
889	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
890	>	new ArrayBlockingQueue<Runnable>(10),
891	>	new NoOpREHandler());
892		shouldThrow();
893	<	}
582	<	catch (IllegalArgumentException success){}
893	>	} catch (IllegalArgumentException success) {}
894		}
895
896	<	/**
897	<	* Constructor throws if workQueue is set to null
896	>	/**
897	>	* Constructor throws if workQueue is set to null
898		*/
899		public void testConstructorNullPointerException4() {
900		try {
901	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new NoOpREHandler());
901	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
902	>	(BlockingQueue) null,
903	>	new NoOpREHandler());
904		shouldThrow();
905	<	}
593	<	catch (NullPointerException success){}
905	>	} catch (NullPointerException success) {}
906		}
907
908	<	/**
909	<	* Constructor throws if handler is set to null
908	>	/**
909	>	* Constructor throws if handler is set to null
910		*/
911		public void testConstructorNullPointerException5() {
912		try {
913	<	RejectedExecutionHandler r = null;
914	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r);
913	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
914	>	new ArrayBlockingQueue<Runnable>(10),
915	>	(RejectedExecutionHandler) null);
916		shouldThrow();
917	<	}
605	<	catch (NullPointerException success){}
917	>	} catch (NullPointerException success) {}
918		}
919
920	<
921	<	/**
610	<	* Constructor throws if corePoolSize argument is less than zero
920	>	/**
921	>	* Constructor throws if corePoolSize argument is less than zero
922		*/
923		public void testConstructor16() {
924		try {
925	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
925	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
926	>	new ArrayBlockingQueue<Runnable>(10),
927	>	new SimpleThreadFactory(),
928	>	new NoOpREHandler());
929		shouldThrow();
930	<	}
617	<	catch (IllegalArgumentException success){}
930	>	} catch (IllegalArgumentException success) {}
931		}
932
933	<	/**
934	<	* Constructor throws if maximumPoolSize is less than zero
933	>	/**
934	>	* Constructor throws if maximumPoolSize is less than zero
935		*/
936		public void testConstructor17() {
937		try {
938	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
938	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
939	>	new ArrayBlockingQueue<Runnable>(10),
940	>	new SimpleThreadFactory(),
941	>	new NoOpREHandler());
942		shouldThrow();
943	<	}
628	<	catch (IllegalArgumentException success){}
943	>	} catch (IllegalArgumentException success) {}
944		}
945
946	<	/**
947	<	* Constructor throws if maximumPoolSize is equal to zero
946	>	/**
947	>	* Constructor throws if maximumPoolSize is equal to zero
948		*/
949		public void testConstructor18() {
950		try {
951	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
951	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
952	>	new ArrayBlockingQueue<Runnable>(10),
953	>	new SimpleThreadFactory(),
954	>	new NoOpREHandler());
955		shouldThrow();
956	<	}
639	<	catch (IllegalArgumentException success){}
956	>	} catch (IllegalArgumentException success) {}
957		}
958
959	<	/**
960	<	* Constructor throws if keepAliveTime is less than zero
959	>	/**
960	>	* Constructor throws if keepAliveTime is less than zero
961		*/
962		public void testConstructor19() {
963		try {
964	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
964	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
965	>	new ArrayBlockingQueue<Runnable>(10),
966	>	new SimpleThreadFactory(),
967	>	new NoOpREHandler());
968		shouldThrow();
969	<	}
650	<	catch (IllegalArgumentException success){}
969	>	} catch (IllegalArgumentException success) {}
970		}
971
972	<	/**
973	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
972	>	/**
973	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
974		*/
975		public void testConstructor20() {
976		try {
977	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
977	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
978	>	new ArrayBlockingQueue<Runnable>(10),
979	>	new SimpleThreadFactory(),
980	>	new NoOpREHandler());
981		shouldThrow();
982	<	}
661	<	catch (IllegalArgumentException success){}
982	>	} catch (IllegalArgumentException success) {}
983		}
984
985	<	/**
986	<	* Constructor throws if workQueue is set to null
985	>	/**
986	>	* Constructor throws if workQueue is null
987		*/
988		public void testConstructorNullPointerException6() {
989		try {
990	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler());
990	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
991	>	(BlockingQueue) null,
992	>	new SimpleThreadFactory(),
993	>	new NoOpREHandler());
994		shouldThrow();
995	<	}
672	<	catch (NullPointerException success){}
995	>	} catch (NullPointerException success) {}
996		}
997
998	<	/**
999	<	* Constructor throws if handler is set to null
998	>	/**
999	>	* Constructor throws if handler is null
1000		*/
1001		public void testConstructorNullPointerException7() {
1002		try {
1003	<	RejectedExecutionHandler r = null;
1004	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r);
1003	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1004	>	new ArrayBlockingQueue<Runnable>(10),
1005	>	new SimpleThreadFactory(),
1006	>	(RejectedExecutionHandler) null);
1007		shouldThrow();
1008	<	}
684	<	catch (NullPointerException success){}
1008	>	} catch (NullPointerException success) {}
1009		}
1010
1011	<	/**
1012	<	* Constructor throws if ThreadFactory is set top null
1011	>	/**
1012	>	* Constructor throws if ThreadFactory is null
1013		*/
1014		public void testConstructorNullPointerException8() {
1015		try {
1016	<	ThreadFactory f = null;
1017	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new NoOpREHandler());
1018	<	shouldThrow();
1016	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1017	>	new ArrayBlockingQueue<Runnable>(10),
1018	>	(ThreadFactory) null,
1019	>	new NoOpREHandler());
1020	>	shouldThrow();
1021	>	} catch (NullPointerException success) {}
1022	>	}
1023	>
1024	>	/**
1025	>	* get of submitted callable throws InterruptedException if interrupted
1026	>	*/
1027	>	public void testInterruptedSubmit() throws InterruptedException {
1028	>	final ThreadPoolExecutor p =
1029	>	new ThreadPoolExecutor(1, 1,
1030	>	60, SECONDS,
1031	>	new ArrayBlockingQueue<Runnable>(10));
1032	>
1033	>	final CountDownLatch threadStarted = new CountDownLatch(1);
1034	>	final CountDownLatch done = new CountDownLatch(1);
1035	>	try {
1036	>	Thread t = newStartedThread(new CheckedInterruptedRunnable() {
1037	>	public void realRun() throws Exception {
1038	>	Callable task = new CheckedCallable<Boolean>() {
1039	>	public Boolean realCall() throws InterruptedException {
1040	>	threadStarted.countDown();
1041	>	done.await();
1042	>	return Boolean.TRUE;
1043	>	}};
1044	>	p.submit(task).get();
1045	>	}});
1046	>
1047	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
1048	>	t.interrupt();
1049	>	awaitTermination(t, MEDIUM_DELAY_MS);
1050	>	} finally {
1051	>	done.countDown();
1052	>	joinPool(p);
1053		}
696	–	catch (NullPointerException successdn8){}
1054		}
698	–
1055
1056		/**
1057	<	*  execute throws RejectedExecutionException
702	<	*  if saturated.
1057	>	* execute throws RejectedExecutionException if saturated.
1058		*/
1059		public void testSaturatedExecute() {
1060	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
1061	<	try {
1062	<
1063	<	for(int i = 0; i < 5; ++i){
1064	<	p.execute(new MediumRunnable());
1060	>	ThreadPoolExecutor p =
1061	>	new ThreadPoolExecutor(1, 1,
1062	>	LONG_DELAY_MS, MILLISECONDS,
1063	>	new ArrayBlockingQueue<Runnable>(1));
1064	>	final CountDownLatch done = new CountDownLatch(1);
1065	>	try {
1066	>	Runnable task = new CheckedRunnable() {
1067	>	public void realRun() throws InterruptedException {
1068	>	done.await();
1069	>	}};
1070	>	for (int i = 0; i < 2; ++i)
1071	>	p.execute(task);
1072	>	for (int i = 0; i < 2; ++i) {
1073	>	try {
1074	>	p.execute(task);
1075	>	shouldThrow();
1076	>	} catch (RejectedExecutionException success) {}
1077	>	assertTrue(p.getTaskCount() <= 2);
1078		}
1079	<	shouldThrow();
1080	<	} catch(RejectedExecutionException success){}
1081	<	joinPool(p);
1079	>	} finally {
1080	>	done.countDown();
1081	>	joinPool(p);
1082	>	}
1083	>	}
1084	>
1085	>	/**
1086	>	* submit(runnable) throws RejectedExecutionException if saturated.
1087	>	*/
1088	>	public void testSaturatedSubmitRunnable() {
1089	>	ThreadPoolExecutor p =
1090	>	new ThreadPoolExecutor(1, 1,
1091	>	LONG_DELAY_MS, MILLISECONDS,
1092	>	new ArrayBlockingQueue<Runnable>(1));
1093	>	final CountDownLatch done = new CountDownLatch(1);
1094	>	try {
1095	>	Runnable task = new CheckedRunnable() {
1096	>	public void realRun() throws InterruptedException {
1097	>	done.await();
1098	>	}};
1099	>	for (int i = 0; i < 2; ++i)
1100	>	p.submit(task);
1101	>	for (int i = 0; i < 2; ++i) {
1102	>	try {
1103	>	p.execute(task);
1104	>	shouldThrow();
1105	>	} catch (RejectedExecutionException success) {}
1106	>	assertTrue(p.getTaskCount() <= 2);
1107	>	}
1108	>	} finally {
1109	>	done.countDown();
1110	>	joinPool(p);
1111	>	}
1112	>	}
1113	>
1114	>	/**
1115	>	* submit(callable) throws RejectedExecutionException if saturated.
1116	>	*/
1117	>	public void testSaturatedSubmitCallable() {
1118	>	ThreadPoolExecutor p =
1119	>	new ThreadPoolExecutor(1, 1,
1120	>	LONG_DELAY_MS, MILLISECONDS,
1121	>	new ArrayBlockingQueue<Runnable>(1));
1122	>	final CountDownLatch done = new CountDownLatch(1);
1123	>	try {
1124	>	Runnable task = new CheckedRunnable() {
1125	>	public void realRun() throws InterruptedException {
1126	>	done.await();
1127	>	}};
1128	>	for (int i = 0; i < 2; ++i)
1129	>	p.submit(Executors.callable(task));
1130	>	for (int i = 0; i < 2; ++i) {
1131	>	try {
1132	>	p.execute(task);
1133	>	shouldThrow();
1134	>	} catch (RejectedExecutionException success) {}
1135	>	assertTrue(p.getTaskCount() <= 2);
1136	>	}
1137	>	} finally {
1138	>	done.countDown();
1139	>	joinPool(p);
1140	>	}
1141		}
1142
1143		/**
1144	<	*  executor using CallerRunsPolicy runs task if saturated.
1144	>	* executor using CallerRunsPolicy runs task if saturated.
1145		*/
1146		public void testSaturatedExecute2() {
1147		RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1148	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1148	>	final ThreadPoolExecutor p =
1149	>	new ThreadPoolExecutor(1, 1,
1150	>	LONG_DELAY_MS,
1151	>	MILLISECONDS,
1152	>	new ArrayBlockingQueue<Runnable>(1),
1153	>	h);
1154		try {
723	–
1155		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1156	<	for(int i = 0; i < 5; ++i){
1156	>	for (int i = 0; i < tasks.length; ++i)
1157		tasks[i] = new TrackedNoOpRunnable();
727	–	}
1158		TrackedLongRunnable mr = new TrackedLongRunnable();
1159		p.execute(mr);
1160	<	for(int i = 0; i < 5; ++i){
1160	>	for (int i = 0; i < tasks.length; ++i)
1161		p.execute(tasks[i]);
1162	<	}
733	<	for(int i = 1; i < 5; ++i) {
1162	>	for (int i = 1; i < tasks.length; ++i)
1163		assertTrue(tasks[i].done);
1164	<	}
736	<	p.shutdownNow();
737	<	} catch(RejectedExecutionException ex){
738	<	unexpectedException();
1164	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1165		} finally {
1166		joinPool(p);
1167		}
1168		}
1169
1170		/**
1171	<	*  executor using DiscardPolicy drops task if saturated.
1171	>	* executor using DiscardPolicy drops task if saturated.
1172		*/
1173		public void testSaturatedExecute3() {
1174		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1175	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1175	>	final ThreadPoolExecutor p =
1176	>	new ThreadPoolExecutor(1, 1,
1177	>	LONG_DELAY_MS, MILLISECONDS,
1178	>	new ArrayBlockingQueue<Runnable>(1),
1179	>	h);
1180		try {
751	–
1181		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1182	<	for(int i = 0; i < 5; ++i){
1182	>	for (int i = 0; i < tasks.length; ++i)
1183		tasks[i] = new TrackedNoOpRunnable();
755	–	}
1184		p.execute(new TrackedLongRunnable());
1185	<	for(int i = 0; i < 5; ++i){
1186	<	p.execute(tasks[i]);
1187	<	}
1188	<	for(int i = 0; i < 5; ++i){
1189	<	assertFalse(tasks[i].done);
762	<	}
763	<	p.shutdownNow();
764	<	} catch(RejectedExecutionException ex){
765	<	unexpectedException();
1185	>	for (TrackedNoOpRunnable task : tasks)
1186	>	p.execute(task);
1187	>	for (TrackedNoOpRunnable task : tasks)
1188	>	assertFalse(task.done);
1189	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1190		} finally {
1191		joinPool(p);
1192		}
1193		}
1194
1195		/**
1196	<	*  executor using DiscardOldestPolicy drops oldest task if saturated.
1196	>	* executor using DiscardOldestPolicy drops oldest task if saturated.
1197		*/
1198		public void testSaturatedExecute4() {
1199		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1200	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1200	>	final ThreadPoolExecutor p =
1201	>	new ThreadPoolExecutor(1, 1,
1202	>	LONG_DELAY_MS, MILLISECONDS,
1203	>	new ArrayBlockingQueue<Runnable>(1),
1204	>	h);
1205		try {
1206		p.execute(new TrackedLongRunnable());
1207		TrackedLongRunnable r2 = new TrackedLongRunnable();
#	Line 783 | Line 1211 | public class ThreadPoolExecutorTest exte
1211		p.execute(r3);
1212		assertFalse(p.getQueue().contains(r2));
1213		assertTrue(p.getQueue().contains(r3));
1214	<	p.shutdownNow();
787	<	} catch(RejectedExecutionException ex){
788	<	unexpectedException();
1214	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1215		} finally {
1216		joinPool(p);
1217		}
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	>	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 {
1230	>	p.execute(new NoOpRunnable());
1231	>	shouldThrow();
1232	>	} catch (RejectedExecutionException success) {}
1233	>
1234	>	joinPool(p);
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 {
1249		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1250	<	p.execute(r);
1250	>	p.execute(r);
1251		assertFalse(r.done);
821	–	} catch(RejectedExecutionException success){
822	–	unexpectedException();
1252		} finally {
1253		joinPool(p);
1254		}
1255		}
1256
1257		/**
1258	<	*  execute using DiscardPolicy drops task on shutdown
1258	>	* execute using DiscardPolicy drops task on shutdown
1259		*/
1260		public void testDiscardOnShutdown() {
1261		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1262	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1262	>	ThreadPoolExecutor p =
1263	>	new ThreadPoolExecutor(1, 1,
1264	>	LONG_DELAY_MS, MILLISECONDS,
1265	>	new ArrayBlockingQueue<Runnable>(1),
1266	>	h);
1267
1268	<	p.shutdown();
1269	<	try {
1268	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1269	>	try {
1270		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1271	<	p.execute(r);
1271	>	p.execute(r);
1272		assertFalse(r.done);
840	–	} catch(RejectedExecutionException success){
841	–	unexpectedException();
1273		} finally {
1274		joinPool(p);
1275		}
1276		}
1277
847	–
1278		/**
1279	<	*  execute using DiscardOldestPolicy drops task on shutdown
1279	>	* execute using DiscardOldestPolicy drops task on shutdown
1280		*/
1281		public void testDiscardOldestOnShutdown() {
1282		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1283	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1283	>	ThreadPoolExecutor p =
1284	>	new ThreadPoolExecutor(1, 1,
1285	>	LONG_DELAY_MS, MILLISECONDS,
1286	>	new ArrayBlockingQueue<Runnable>(1),
1287	>	h);
1288
1289	<	p.shutdown();
1290	<	try {
1289	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1290	>	try {
1291		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1292	<	p.execute(r);
1292	>	p.execute(r);
1293		assertFalse(r.done);
860	–	} catch(RejectedExecutionException success){
861	–	unexpectedException();
1294		} finally {
1295		joinPool(p);
1296		}
1297		}
1298
867	–
1299		/**
1300	<	*  execute (null) throws NPE
1300	>	* execute(null) throws NPE
1301		*/
1302		public void testExecuteNull() {
1303	<	ThreadPoolExecutor tpe = null;
1303	>	ThreadPoolExecutor p =
1304	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1305	>	new ArrayBlockingQueue<Runnable>(10));
1306		try {
1307	<	tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
875	<	tpe.execute(null);
1307	>	p.execute(null);
1308		shouldThrow();
1309	<	} catch(NullPointerException success){}
1310	<
1311	<	joinPool(tpe);
1309	>	} catch (NullPointerException success) {}
1310	>
1311	>	joinPool(p);
1312		}
1313	<
1313	>
1314		/**
1315	<	*  setCorePoolSize of negative value throws IllegalArgumentException
1315	>	* setCorePoolSize of negative value throws IllegalArgumentException
1316		*/
1317		public void testCorePoolSizeIllegalArgumentException() {
1318	<	ThreadPoolExecutor tpe = null;
1319	<	try {
1320	<	tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1321	<	} catch(Exception e){}
890	<	try {
891	<	tpe.setCorePoolSize(-1);
892	<	shouldThrow();
893	<	} catch(IllegalArgumentException success){
894	<	} finally {
895	<	tpe.shutdown();
896	<	}
897	<	joinPool(tpe);
898	<	}
899	<
900	<	/**
901	<	*  setMaximumPoolSize(int) throws IllegalArgumentException if
902	<	*  given a value less the core pool size
903	<	*/
904	<	public void testMaximumPoolSizeIllegalArgumentException() {
905	<	ThreadPoolExecutor tpe = null;
1318	>	ThreadPoolExecutor p =
1319	>	new ThreadPoolExecutor(1, 2,
1320	>	LONG_DELAY_MS, MILLISECONDS,
1321	>	new ArrayBlockingQueue<Runnable>(10));
1322		try {
1323	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1324	<	} catch(Exception e){}
1323	>	p.setCorePoolSize(-1);
1324	>	shouldThrow();
1325	>	} catch (IllegalArgumentException success) {
1326	>	} finally {
1327	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1328	>	}
1329	>	joinPool(p);
1330	>	}
1331	>
1332	>	/**
1333	>	* setMaximumPoolSize(int) throws IllegalArgumentException if
1334	>	* given a value less the core pool size
1335	>	*/
1336	>	public void testMaximumPoolSizeIllegalArgumentException() {
1337	>	ThreadPoolExecutor p =
1338	>	new ThreadPoolExecutor(2, 3,
1339	>	LONG_DELAY_MS, MILLISECONDS,
1340	>	new ArrayBlockingQueue<Runnable>(10));
1341		try {
1342	<	tpe.setMaximumPoolSize(1);
1342	>	p.setMaximumPoolSize(1);
1343		shouldThrow();
1344	<	} catch(IllegalArgumentException success){
1344	>	} catch (IllegalArgumentException success) {
1345		} finally {
1346	<	tpe.shutdown();
1346	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1347		}
1348	<	joinPool(tpe);
1348	>	joinPool(p);
1349		}
1350	<
1350	>
1351		/**
1352	<	*  setMaximumPoolSize throws IllegalArgumentException
1353	<	*  if given a negative value
1352	>	* setMaximumPoolSize throws IllegalArgumentException
1353	>	* if given a negative value
1354		*/
1355		public void testMaximumPoolSizeIllegalArgumentException2() {
1356	<	ThreadPoolExecutor tpe = null;
1357	<	try {
1358	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1359	<	} catch(Exception e){}
1356	>	ThreadPoolExecutor p =
1357	>	new ThreadPoolExecutor(2, 3,
1358	>	LONG_DELAY_MS, MILLISECONDS,
1359	>	new ArrayBlockingQueue<Runnable>(10));
1360		try {
1361	<	tpe.setMaximumPoolSize(-1);
1361	>	p.setMaximumPoolSize(-1);
1362		shouldThrow();
1363	<	} catch(IllegalArgumentException success){
1363	>	} catch (IllegalArgumentException success) {
1364		} finally {
1365	<	tpe.shutdown();
1365	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1366		}
1367	<	joinPool(tpe);
1367	>	joinPool(p);
1368	>	}
1369	>
1370	>	/**
1371	>	* Configuration changes that allow core pool size greater than
1372	>	* max pool size result in IllegalArgumentException.
1373	>	*/
1374	>	public void testPoolSizeInvariants() {
1375	>	ThreadPoolExecutor p =
1376	>	new ThreadPoolExecutor(1, 1,
1377	>	LONG_DELAY_MS, MILLISECONDS,
1378	>	new ArrayBlockingQueue<Runnable>(10));
1379	>	for (int s = 1; s < 5; s++) {
1380	>	p.setMaximumPoolSize(s);
1381	>	p.setCorePoolSize(s);
1382	>	try {
1383	>	p.setMaximumPoolSize(s - 1);
1384	>	shouldThrow();
1385	>	} catch (IllegalArgumentException success) {}
1386	>	assertEquals(s, p.getCorePoolSize());
1387	>	assertEquals(s, p.getMaximumPoolSize());
1388	>	try {
1389	>	p.setCorePoolSize(s + 1);
1390	>	shouldThrow();
1391	>	} catch (IllegalArgumentException success) {}
1392	>	assertEquals(s, p.getCorePoolSize());
1393	>	assertEquals(s, p.getMaximumPoolSize());
1394	>	}
1395	>	joinPool(p);
1396		}
937	–
1397
1398		/**
1399	<	*  setKeepAliveTime  throws IllegalArgumentException
1400	<	*  when given a negative value
1399	>	* setKeepAliveTime throws IllegalArgumentException
1400	>	* when given a negative value
1401		*/
1402		public void testKeepAliveTimeIllegalArgumentException() {
1403	<	ThreadPoolExecutor tpe = null;
1403	>	ThreadPoolExecutor p =
1404	>	new ThreadPoolExecutor(2, 3,
1405	>	LONG_DELAY_MS, MILLISECONDS,
1406	>	new ArrayBlockingQueue<Runnable>(10));
1407		try {
1408	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
947	<	} catch(Exception e){}
948	<
949	<	try {
950	<	tpe.setKeepAliveTime(-1,TimeUnit.MILLISECONDS);
1408	>	p.setKeepAliveTime(-1,MILLISECONDS);
1409		shouldThrow();
1410	<	} catch(IllegalArgumentException success){
1410	>	} catch (IllegalArgumentException success) {
1411		} finally {
1412	<	tpe.shutdown();
1412	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1413		}
1414	<	joinPool(tpe);
1414	>	joinPool(p);
1415		}
1416
1417		/**
1418		* terminated() is called on termination
1419		*/
1420		public void testTerminated() {
1421	<	ExtendedTPE tpe = new ExtendedTPE();
1422	<	tpe.shutdown();
1423	<	assertTrue(tpe.terminatedCalled);
1424	<	joinPool(tpe);
1421	>	ExtendedTPE p = new ExtendedTPE();
1422	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1423	>	assertTrue(p.terminatedCalled());
1424	>	joinPool(p);
1425		}
1426
1427		/**
1428		* beforeExecute and afterExecute are called when executing task
1429		*/
1430	<	public void testBeforeAfter() {
1431	<	ExtendedTPE tpe = new ExtendedTPE();
1430	>	public void testBeforeAfter() throws InterruptedException {
1431	>	ExtendedTPE p = new ExtendedTPE();
1432		try {
1433	<	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1434	<	tpe.execute(r);
1435	<	Thread.sleep(SHORT_DELAY_MS);
1436	<	assertTrue(r.done);
1437	<	assertTrue(tpe.beforeCalled);
1438	<	assertTrue(tpe.afterCalled);
1439	<	tpe.shutdown();
1433	>	final CountDownLatch done = new CountDownLatch(1);
1434	>	p.execute(new CheckedRunnable() {
1435	>	public void realRun() {
1436	>	done.countDown();
1437	>	}});
1438	>	await(p.afterCalled);
1439	>	assertEquals(0, done.getCount());
1440	>	assertTrue(p.afterCalled());
1441	>	assertTrue(p.beforeCalled());
1442	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1443	>	} finally {
1444	>	joinPool(p);
1445		}
1446	<	catch(Exception ex) {
1447	<	unexpectedException();
1446	>	}
1447	>
1448	>	/**
1449	>	* completed submit of callable returns result
1450	>	*/
1451	>	public void testSubmitCallable() throws Exception {
1452	>	ExecutorService e =
1453	>	new ThreadPoolExecutor(2, 2,
1454	>	LONG_DELAY_MS, MILLISECONDS,
1455	>	new ArrayBlockingQueue<Runnable>(10));
1456	>	try {
1457	>	Future<String> future = e.submit(new StringTask());
1458	>	String result = future.get();
1459	>	assertSame(TEST_STRING, result);
1460		} finally {
1461	<	joinPool(tpe);
1461	>	joinPool(e);
1462		}
1463		}
1464	+
1465	+	/**
1466	+	* completed submit of runnable returns successfully
1467	+	*/
1468	+	public void testSubmitRunnable() throws Exception {
1469	+	ExecutorService e =
1470	+	new ThreadPoolExecutor(2, 2,
1471	+	LONG_DELAY_MS, MILLISECONDS,
1472	+	new ArrayBlockingQueue<Runnable>(10));
1473	+	try {
1474	+	Future<?> future = e.submit(new NoOpRunnable());
1475	+	future.get();
1476	+	assertTrue(future.isDone());
1477	+	} finally {
1478	+	joinPool(e);
1479	+	}
1480	+	}
1481	+
1482	+	/**
1483	+	* completed submit of (runnable, result) returns result
1484	+	*/
1485	+	public void testSubmitRunnable2() throws Exception {
1486	+	ExecutorService e =
1487	+	new ThreadPoolExecutor(2, 2,
1488	+	LONG_DELAY_MS, MILLISECONDS,
1489	+	new ArrayBlockingQueue<Runnable>(10));
1490	+	try {
1491	+	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
1492	+	String result = future.get();
1493	+	assertSame(TEST_STRING, result);
1494	+	} finally {
1495	+	joinPool(e);
1496	+	}
1497	+	}
1498	+
1499	+	/**
1500	+	* invokeAny(null) throws NPE
1501	+	*/
1502	+	public void testInvokeAny1() throws Exception {
1503	+	ExecutorService e =
1504	+	new ThreadPoolExecutor(2, 2,
1505	+	LONG_DELAY_MS, MILLISECONDS,
1506	+	new ArrayBlockingQueue<Runnable>(10));
1507	+	try {
1508	+	e.invokeAny(null);
1509	+	shouldThrow();
1510	+	} catch (NullPointerException success) {
1511	+	} finally {
1512	+	joinPool(e);
1513	+	}
1514	+	}
1515	+
1516	+	/**
1517	+	* invokeAny(empty collection) throws IAE
1518	+	*/
1519	+	public void testInvokeAny2() throws Exception {
1520	+	ExecutorService e =
1521	+	new ThreadPoolExecutor(2, 2,
1522	+	LONG_DELAY_MS, MILLISECONDS,
1523	+	new ArrayBlockingQueue<Runnable>(10));
1524	+	try {
1525	+	e.invokeAny(new ArrayList<Callable<String>>());
1526	+	shouldThrow();
1527	+	} catch (IllegalArgumentException success) {
1528	+	} finally {
1529	+	joinPool(e);
1530	+	}
1531	+	}
1532	+
1533	+	/**
1534	+	* invokeAny(c) throws NPE if c has null elements
1535	+	*/
1536	+	public void testInvokeAny3() throws Exception {
1537	+	final CountDownLatch latch = new CountDownLatch(1);
1538	+	final ExecutorService e =
1539	+	new ThreadPoolExecutor(2, 2,
1540	+	LONG_DELAY_MS, MILLISECONDS,
1541	+	new ArrayBlockingQueue<Runnable>(10));
1542	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1543	+	l.add(latchAwaitingStringTask(latch));
1544	+	l.add(null);
1545	+	try {
1546	+	e.invokeAny(l);
1547	+	shouldThrow();
1548	+	} catch (NullPointerException success) {
1549	+	} finally {
1550	+	latch.countDown();
1551	+	joinPool(e);
1552	+	}
1553	+	}
1554	+
1555	+	/**
1556	+	* invokeAny(c) throws ExecutionException if no task completes
1557	+	*/
1558	+	public void testInvokeAny4() throws Exception {
1559	+	ExecutorService e =
1560	+	new ThreadPoolExecutor(2, 2,
1561	+	LONG_DELAY_MS, MILLISECONDS,
1562	+	new ArrayBlockingQueue<Runnable>(10));
1563	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1564	+	l.add(new NPETask());
1565	+	try {
1566	+	e.invokeAny(l);
1567	+	shouldThrow();
1568	+	} catch (ExecutionException success) {
1569	+	assertTrue(success.getCause() instanceof NullPointerException);
1570	+	} finally {
1571	+	joinPool(e);
1572	+	}
1573	+	}
1574	+
1575	+	/**
1576	+	* invokeAny(c) returns result of some task
1577	+	*/
1578	+	public void testInvokeAny5() throws Exception {
1579	+	ExecutorService e =
1580	+	new ThreadPoolExecutor(2, 2,
1581	+	LONG_DELAY_MS, MILLISECONDS,
1582	+	new ArrayBlockingQueue<Runnable>(10));
1583	+	try {
1584	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1585	+	l.add(new StringTask());
1586	+	l.add(new StringTask());
1587	+	String result = e.invokeAny(l);
1588	+	assertSame(TEST_STRING, result);
1589	+	} finally {
1590	+	joinPool(e);
1591	+	}
1592	+	}
1593	+
1594	+	/**
1595	+	* invokeAll(null) throws NPE
1596	+	*/
1597	+	public void testInvokeAll1() throws Exception {
1598	+	ExecutorService e =
1599	+	new ThreadPoolExecutor(2, 2,
1600	+	LONG_DELAY_MS, MILLISECONDS,
1601	+	new ArrayBlockingQueue<Runnable>(10));
1602	+	try {
1603	+	e.invokeAll(null);
1604	+	shouldThrow();
1605	+	} catch (NullPointerException success) {
1606	+	} finally {
1607	+	joinPool(e);
1608	+	}
1609	+	}
1610	+
1611	+	/**
1612	+	* invokeAll(empty collection) returns empty collection
1613	+	*/
1614	+	public void testInvokeAll2() throws InterruptedException {
1615	+	ExecutorService e =
1616	+	new ThreadPoolExecutor(2, 2,
1617	+	LONG_DELAY_MS, MILLISECONDS,
1618	+	new ArrayBlockingQueue<Runnable>(10));
1619	+	try {
1620	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
1621	+	assertTrue(r.isEmpty());
1622	+	} finally {
1623	+	joinPool(e);
1624	+	}
1625	+	}
1626	+
1627	+	/**
1628	+	* invokeAll(c) throws NPE if c has null elements
1629	+	*/
1630	+	public void testInvokeAll3() throws Exception {
1631	+	ExecutorService e =
1632	+	new ThreadPoolExecutor(2, 2,
1633	+	LONG_DELAY_MS, MILLISECONDS,
1634	+	new ArrayBlockingQueue<Runnable>(10));
1635	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1636	+	l.add(new StringTask());
1637	+	l.add(null);
1638	+	try {
1639	+	e.invokeAll(l);
1640	+	shouldThrow();
1641	+	} catch (NullPointerException success) {
1642	+	} finally {
1643	+	joinPool(e);
1644	+	}
1645	+	}
1646	+
1647	+	/**
1648	+	* get of element of invokeAll(c) throws exception on failed task
1649	+	*/
1650	+	public void testInvokeAll4() throws Exception {
1651	+	ExecutorService e =
1652	+	new ThreadPoolExecutor(2, 2,
1653	+	LONG_DELAY_MS, MILLISECONDS,
1654	+	new ArrayBlockingQueue<Runnable>(10));
1655	+	try {
1656	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1657	+	l.add(new NPETask());
1658	+	List<Future<String>> futures = e.invokeAll(l);
1659	+	assertEquals(1, futures.size());
1660	+	try {
1661	+	futures.get(0).get();
1662	+	shouldThrow();
1663	+	} catch (ExecutionException success) {
1664	+	assertTrue(success.getCause() instanceof NullPointerException);
1665	+	}
1666	+	} finally {
1667	+	joinPool(e);
1668	+	}
1669	+	}
1670	+
1671	+	/**
1672	+	* invokeAll(c) returns results of all completed tasks
1673	+	*/
1674	+	public void testInvokeAll5() throws Exception {
1675	+	ExecutorService e =
1676	+	new ThreadPoolExecutor(2, 2,
1677	+	LONG_DELAY_MS, MILLISECONDS,
1678	+	new ArrayBlockingQueue<Runnable>(10));
1679	+	try {
1680	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1681	+	l.add(new StringTask());
1682	+	l.add(new StringTask());
1683	+	List<Future<String>> futures = e.invokeAll(l);
1684	+	assertEquals(2, futures.size());
1685	+	for (Future<String> future : futures)
1686	+	assertSame(TEST_STRING, future.get());
1687	+	} finally {
1688	+	joinPool(e);
1689	+	}
1690	+	}
1691	+
1692	+	/**
1693	+	* timed invokeAny(null) throws NPE
1694	+	*/
1695	+	public void testTimedInvokeAny1() throws Exception {
1696	+	ExecutorService e =
1697	+	new ThreadPoolExecutor(2, 2,
1698	+	LONG_DELAY_MS, MILLISECONDS,
1699	+	new ArrayBlockingQueue<Runnable>(10));
1700	+	try {
1701	+	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1702	+	shouldThrow();
1703	+	} catch (NullPointerException success) {
1704	+	} finally {
1705	+	joinPool(e);
1706	+	}
1707	+	}
1708	+
1709	+	/**
1710	+	* timed invokeAny(,,null) throws NPE
1711	+	*/
1712	+	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1713	+	ExecutorService e =
1714	+	new ThreadPoolExecutor(2, 2,
1715	+	LONG_DELAY_MS, MILLISECONDS,
1716	+	new ArrayBlockingQueue<Runnable>(10));
1717	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1718	+	l.add(new StringTask());
1719	+	try {
1720	+	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1721	+	shouldThrow();
1722	+	} catch (NullPointerException success) {
1723	+	} finally {
1724	+	joinPool(e);
1725	+	}
1726	+	}
1727	+
1728	+	/**
1729	+	* timed invokeAny(empty collection) throws IAE
1730	+	*/
1731	+	public void testTimedInvokeAny2() throws Exception {
1732	+	ExecutorService e =
1733	+	new ThreadPoolExecutor(2, 2,
1734	+	LONG_DELAY_MS, MILLISECONDS,
1735	+	new ArrayBlockingQueue<Runnable>(10));
1736	+	try {
1737	+	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1738	+	shouldThrow();
1739	+	} catch (IllegalArgumentException success) {
1740	+	} finally {
1741	+	joinPool(e);
1742	+	}
1743	+	}
1744	+
1745	+	/**
1746	+	* timed invokeAny(c) throws NPE if c has null elements
1747	+	*/
1748	+	public void testTimedInvokeAny3() throws Exception {
1749	+	final CountDownLatch latch = new CountDownLatch(1);
1750	+	final ExecutorService e =
1751	+	new ThreadPoolExecutor(2, 2,
1752	+	LONG_DELAY_MS, MILLISECONDS,
1753	+	new ArrayBlockingQueue<Runnable>(10));
1754	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1755	+	l.add(latchAwaitingStringTask(latch));
1756	+	l.add(null);
1757	+	try {
1758	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1759	+	shouldThrow();
1760	+	} catch (NullPointerException success) {
1761	+	} finally {
1762	+	latch.countDown();
1763	+	joinPool(e);
1764	+	}
1765	+	}
1766	+
1767	+	/**
1768	+	* timed invokeAny(c) throws ExecutionException if no task completes
1769	+	*/
1770	+	public void testTimedInvokeAny4() throws Exception {
1771	+	ExecutorService e =
1772	+	new ThreadPoolExecutor(2, 2,
1773	+	LONG_DELAY_MS, MILLISECONDS,
1774	+	new ArrayBlockingQueue<Runnable>(10));
1775	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1776	+	l.add(new NPETask());
1777	+	try {
1778	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1779	+	shouldThrow();
1780	+	} catch (ExecutionException success) {
1781	+	assertTrue(success.getCause() instanceof NullPointerException);
1782	+	} finally {
1783	+	joinPool(e);
1784	+	}
1785	+	}
1786	+
1787	+	/**
1788	+	* timed invokeAny(c) returns result of some task
1789	+	*/
1790	+	public void testTimedInvokeAny5() throws Exception {
1791	+	ExecutorService e =
1792	+	new ThreadPoolExecutor(2, 2,
1793	+	LONG_DELAY_MS, MILLISECONDS,
1794	+	new ArrayBlockingQueue<Runnable>(10));
1795	+	try {
1796	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1797	+	l.add(new StringTask());
1798	+	l.add(new StringTask());
1799	+	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1800	+	assertSame(TEST_STRING, result);
1801	+	} finally {
1802	+	joinPool(e);
1803	+	}
1804	+	}
1805	+
1806	+	/**
1807	+	* timed invokeAll(null) throws NPE
1808	+	*/
1809	+	public void testTimedInvokeAll1() throws Exception {
1810	+	ExecutorService e =
1811	+	new ThreadPoolExecutor(2, 2,
1812	+	LONG_DELAY_MS, MILLISECONDS,
1813	+	new ArrayBlockingQueue<Runnable>(10));
1814	+	try {
1815	+	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1816	+	shouldThrow();
1817	+	} catch (NullPointerException success) {
1818	+	} finally {
1819	+	joinPool(e);
1820	+	}
1821	+	}
1822	+
1823	+	/**
1824	+	* timed invokeAll(,,null) throws NPE
1825	+	*/
1826	+	public void testTimedInvokeAllNullTimeUnit() throws Exception {
1827	+	ExecutorService e =
1828	+	new ThreadPoolExecutor(2, 2,
1829	+	LONG_DELAY_MS, MILLISECONDS,
1830	+	new ArrayBlockingQueue<Runnable>(10));
1831	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1832	+	l.add(new StringTask());
1833	+	try {
1834	+	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1835	+	shouldThrow();
1836	+	} catch (NullPointerException success) {
1837	+	} finally {
1838	+	joinPool(e);
1839	+	}
1840	+	}
1841	+
1842	+	/**
1843	+	* timed invokeAll(empty collection) returns empty collection
1844	+	*/
1845	+	public void testTimedInvokeAll2() throws InterruptedException {
1846	+	ExecutorService e =
1847	+	new ThreadPoolExecutor(2, 2,
1848	+	LONG_DELAY_MS, MILLISECONDS,
1849	+	new ArrayBlockingQueue<Runnable>(10));
1850	+	try {
1851	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1852	+	assertTrue(r.isEmpty());
1853	+	} finally {
1854	+	joinPool(e);
1855	+	}
1856	+	}
1857	+
1858	+	/**
1859	+	* timed invokeAll(c) throws NPE if c has null elements
1860	+	*/
1861	+	public void testTimedInvokeAll3() throws Exception {
1862	+	ExecutorService e =
1863	+	new ThreadPoolExecutor(2, 2,
1864	+	LONG_DELAY_MS, MILLISECONDS,
1865	+	new ArrayBlockingQueue<Runnable>(10));
1866	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1867	+	l.add(new StringTask());
1868	+	l.add(null);
1869	+	try {
1870	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1871	+	shouldThrow();
1872	+	} catch (NullPointerException success) {
1873	+	} finally {
1874	+	joinPool(e);
1875	+	}
1876	+	}
1877	+
1878	+	/**
1879	+	* get of element of invokeAll(c) throws exception on failed task
1880	+	*/
1881	+	public void testTimedInvokeAll4() throws Exception {
1882	+	ExecutorService e =
1883	+	new ThreadPoolExecutor(2, 2,
1884	+	LONG_DELAY_MS, MILLISECONDS,
1885	+	new ArrayBlockingQueue<Runnable>(10));
1886	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1887	+	l.add(new NPETask());
1888	+	List<Future<String>> futures =
1889	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1890	+	assertEquals(1, futures.size());
1891	+	try {
1892	+	futures.get(0).get();
1893	+	shouldThrow();
1894	+	} catch (ExecutionException success) {
1895	+	assertTrue(success.getCause() instanceof NullPointerException);
1896	+	} finally {
1897	+	joinPool(e);
1898	+	}
1899	+	}
1900	+
1901	+	/**
1902	+	* timed invokeAll(c) returns results of all completed tasks
1903	+	*/
1904	+	public void testTimedInvokeAll5() throws Exception {
1905	+	ExecutorService e =
1906	+	new ThreadPoolExecutor(2, 2,
1907	+	LONG_DELAY_MS, MILLISECONDS,
1908	+	new ArrayBlockingQueue<Runnable>(10));
1909	+	try {
1910	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1911	+	l.add(new StringTask());
1912	+	l.add(new StringTask());
1913	+	List<Future<String>> futures =
1914	+	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1915	+	assertEquals(2, futures.size());
1916	+	for (Future<String> future : futures)
1917	+	assertSame(TEST_STRING, future.get());
1918	+	} finally {
1919	+	joinPool(e);
1920	+	}
1921	+	}
1922	+
1923	+	/**
1924	+	* timed invokeAll(c) cancels tasks not completed by timeout
1925	+	*/
1926	+	public void testTimedInvokeAll6() throws Exception {
1927	+	ExecutorService e =
1928	+	new ThreadPoolExecutor(2, 2,
1929	+	LONG_DELAY_MS, MILLISECONDS,
1930	+	new ArrayBlockingQueue<Runnable>(10));
1931	+	try {
1932	+	for (long timeout = timeoutMillis();;) {
1933	+	List<Callable<String>> tasks = new ArrayList<>();
1934	+	tasks.add(new StringTask("0"));
1935	+	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1936	+	tasks.add(new StringTask("2"));
1937	+	long startTime = System.nanoTime();
1938	+	List<Future<String>> futures =
1939	+	e.invokeAll(tasks, timeout, MILLISECONDS);
1940	+	assertEquals(tasks.size(), futures.size());
1941	+	assertTrue(millisElapsedSince(startTime) >= timeout);
1942	+	for (Future future : futures)
1943	+	assertTrue(future.isDone());
1944	+	assertTrue(futures.get(1).isCancelled());
1945	+	try {
1946	+	assertEquals("0", futures.get(0).get());
1947	+	assertEquals("2", futures.get(2).get());
1948	+	break;
1949	+	} catch (CancellationException retryWithLongerTimeout) {
1950	+	timeout *= 2;
1951	+	if (timeout >= LONG_DELAY_MS / 2)
1952	+	fail("expected exactly one task to be cancelled");
1953	+	}
1954	+	}
1955	+	} finally {
1956	+	joinPool(e);
1957	+	}
1958	+	}
1959	+
1960	+	/**
1961	+	* Execution continues if there is at least one thread even if
1962	+	* thread factory fails to create more
1963	+	*/
1964	+	public void testFailingThreadFactory() throws InterruptedException {
1965	+	final ExecutorService e =
1966	+	new ThreadPoolExecutor(100, 100,
1967	+	LONG_DELAY_MS, MILLISECONDS,
1968	+	new LinkedBlockingQueue<Runnable>(),
1969	+	new FailingThreadFactory());
1970	+	try {
1971	+	final int TASKS = 100;
1972	+	final CountDownLatch done = new CountDownLatch(TASKS);
1973	+	for (int k = 0; k < TASKS; ++k)
1974	+	e.execute(new CheckedRunnable() {
1975	+	public void realRun() {
1976	+	done.countDown();
1977	+	}});
1978	+	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
1979	+	} finally {
1980	+	joinPool(e);
1981	+	}
1982	+	}
1983	+
1984	+	/**
1985	+	* allowsCoreThreadTimeOut is by default false.
1986	+	*/
1987	+	public void testAllowsCoreThreadTimeOut() {
1988	+	final ThreadPoolExecutor p =
1989	+	new ThreadPoolExecutor(2, 2,
1990	+	1000, MILLISECONDS,
1991	+	new ArrayBlockingQueue<Runnable>(10));
1992	+	assertFalse(p.allowsCoreThreadTimeOut());
1993	+	joinPool(p);
1994	+	}
1995	+
1996	+	/**
1997	+	* allowCoreThreadTimeOut(true) causes idle threads to time out
1998	+	*/
1999	+	public void testAllowCoreThreadTimeOut_true() throws Exception {
2000	+	long keepAliveTime = timeoutMillis();
2001	+	final ThreadPoolExecutor p =
2002	+	new ThreadPoolExecutor(2, 10,
2003	+	keepAliveTime, MILLISECONDS,
2004	+	new ArrayBlockingQueue<Runnable>(10));
2005	+	final CountDownLatch threadStarted = new CountDownLatch(1);
2006	+	try {
2007	+	p.allowCoreThreadTimeOut(true);
2008	+	p.execute(new CheckedRunnable() {
2009	+	public void realRun() {
2010	+	threadStarted.countDown();
2011	+	assertEquals(1, p.getPoolSize());
2012	+	}});
2013	+	await(threadStarted);
2014	+	delay(keepAliveTime);
2015	+	long startTime = System.nanoTime();
2016	+	while (p.getPoolSize() > 0
2017	+	&& millisElapsedSince(startTime) < LONG_DELAY_MS)
2018	+	Thread.yield();
2019	+	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
2020	+	assertEquals(0, p.getPoolSize());
2021	+	} finally {
2022	+	joinPool(p);
2023	+	}
2024	+	}
2025	+
2026	+	/**
2027	+	* allowCoreThreadTimeOut(false) causes idle threads not to time out
2028	+	*/
2029	+	public void testAllowCoreThreadTimeOut_false() throws Exception {
2030	+	long keepAliveTime = timeoutMillis();
2031	+	final ThreadPoolExecutor p =
2032	+	new ThreadPoolExecutor(2, 10,
2033	+	keepAliveTime, MILLISECONDS,
2034	+	new ArrayBlockingQueue<Runnable>(10));
2035	+	final CountDownLatch threadStarted = new CountDownLatch(1);
2036	+	try {
2037	+	p.allowCoreThreadTimeOut(false);
2038	+	p.execute(new CheckedRunnable() {
2039	+	public void realRun() throws InterruptedException {
2040	+	threadStarted.countDown();
2041	+	assertTrue(p.getPoolSize() >= 1);
2042	+	}});
2043	+	delay(2 * keepAliveTime);
2044	+	assertTrue(p.getPoolSize() >= 1);
2045	+	} finally {
2046	+	joinPool(p);
2047	+	}
2048	+	}
2049	+
2050	+	/**
2051	+	* execute allows the same task to be submitted multiple times, even
2052	+	* if rejected
2053	+	*/
2054	+	public void testRejectedRecycledTask() throws InterruptedException {
2055	+	final int nTasks = 1000;
2056	+	final CountDownLatch done = new CountDownLatch(nTasks);
2057	+	final Runnable recycledTask = new Runnable() {
2058	+	public void run() {
2059	+	done.countDown();
2060	+	}};
2061	+	final ThreadPoolExecutor p =
2062	+	new ThreadPoolExecutor(1, 30,
2063	+	60, SECONDS,
2064	+	new ArrayBlockingQueue(30));
2065	+	try {
2066	+	for (int i = 0; i < nTasks; ++i) {
2067	+	for (;;) {
2068	+	try {
2069	+	p.execute(recycledTask);
2070	+	break;
2071	+	}
2072	+	catch (RejectedExecutionException ignore) {}
2073	+	}
2074	+	}
2075	+	// enough time to run all tasks
2076	+	assertTrue(done.await(nTasks * SHORT_DELAY_MS, MILLISECONDS));
2077	+	} finally {
2078	+	joinPool(p);
2079	+	}
2080	+	}
2081	+
2082	+	/**
2083	+	* get(cancelled task) throws CancellationException
2084	+	*/
2085	+	public void testGet_cancelled() throws Exception {
2086	+	final ExecutorService e =
2087	+	new ThreadPoolExecutor(1, 1,
2088	+	LONG_DELAY_MS, MILLISECONDS,
2089	+	new LinkedBlockingQueue<Runnable>());
2090	+	try {
2091	+	final CountDownLatch blockerStarted = new CountDownLatch(1);
2092	+	final CountDownLatch done = new CountDownLatch(1);
2093	+	final List<Future<?>> futures = new ArrayList<>();
2094	+	for (int i = 0; i < 2; i++) {
2095	+	Runnable r = new CheckedRunnable() { public void realRun()
2096	+	throws Throwable {
2097	+	blockerStarted.countDown();
2098	+	assertTrue(done.await(2 * LONG_DELAY_MS, MILLISECONDS));
2099	+	}};
2100	+	futures.add(e.submit(r));
2101	+	}
2102	+	assertTrue(blockerStarted.await(LONG_DELAY_MS, MILLISECONDS));
2103	+	for (Future<?> future : futures) future.cancel(false);
2104	+	for (Future<?> future : futures) {
2105	+	try {
2106	+	future.get();
2107	+	shouldThrow();
2108	+	} catch (CancellationException success) {}
2109	+	try {
2110	+	future.get(LONG_DELAY_MS, MILLISECONDS);
2111	+	shouldThrow();
2112	+	} catch (CancellationException success) {}
2113	+	assertTrue(future.isCancelled());
2114	+	assertTrue(future.isDone());
2115	+	}
2116	+	done.countDown();
2117	+	} finally {
2118	+	joinPool(e);
2119	+	}
2120	+	}
2121	+
2122		}

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