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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 1.68 by jsr166, Sun Oct 4 01:27:32 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	>	assertEquals(1, p.getCorePoolSize());
221	>	joinPool(p);
222		}
223	<
223	>
224		/**
225	<	*   getKeepAliveTime returns value given in constructor if not otherwise set
225	>	* getKeepAliveTime returns value given in constructor if not otherwise set
226		*/
227		public void testGetKeepAliveTime() {
228	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, 1000, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
229	<	assertEquals(1, p2.getKeepAliveTime(TimeUnit.SECONDS));
230	<	joinPool(p2);
228	>	final ThreadPoolExecutor p =
229	>	new ThreadPoolExecutor(2, 2,
230	>	1000, MILLISECONDS,
231	>	new ArrayBlockingQueue<Runnable>(10));
232	>	assertEquals(1, p.getKeepAliveTime(SECONDS));
233	>	joinPool(p);
234		}
235
236	<
142	<	/**
236	>	/**
237		* getThreadFactory returns factory in constructor if not set
238		*/
239		public void testGetThreadFactory() {
240		ThreadFactory tf = new SimpleThreadFactory();
241	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), tf, new NoOpREHandler());
241	>	final ThreadPoolExecutor p =
242	>	new ThreadPoolExecutor(1, 2,
243	>	LONG_DELAY_MS, MILLISECONDS,
244	>	new ArrayBlockingQueue<Runnable>(10),
245	>	tf,
246	>	new NoOpREHandler());
247		assertSame(tf, p.getThreadFactory());
149	–	p.shutdown();
248		joinPool(p);
249		}
250
251	<	/**
251	>	/**
252		* setThreadFactory sets the thread factory returned by getThreadFactory
253		*/
254		public void testSetThreadFactory() {
255	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
255	>	final ThreadPoolExecutor p =
256	>	new ThreadPoolExecutor(1, 2,
257	>	LONG_DELAY_MS, MILLISECONDS,
258	>	new ArrayBlockingQueue<Runnable>(10));
259		ThreadFactory tf = new SimpleThreadFactory();
260		p.setThreadFactory(tf);
261		assertSame(tf, p.getThreadFactory());
161	–	p.shutdown();
262		joinPool(p);
263		}
264
265	<
166	<	/**
265	>	/**
266		* setThreadFactory(null) throws NPE
267		*/
268		public void testSetThreadFactoryNull() {
269	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
269	>	final ThreadPoolExecutor p =
270	>	new ThreadPoolExecutor(1, 2,
271	>	LONG_DELAY_MS, MILLISECONDS,
272	>	new ArrayBlockingQueue<Runnable>(10));
273		try {
274		p.setThreadFactory(null);
275		shouldThrow();
#	Line 177 | Line 279 | public class ThreadPoolExecutorTest exte
279		}
280		}
281
180	–
282		/**
283	<	*   getLargestPoolSize increases, but doesn't overestimate, when
284	<	*   multiple threads active
283	>	* getRejectedExecutionHandler returns handler in constructor if not set
284	>	*/
285	>	public void testGetRejectedExecutionHandler() {
286	>	final RejectedExecutionHandler h = new NoOpREHandler();
287	>	final ThreadPoolExecutor p =
288	>	new ThreadPoolExecutor(1, 2,
289	>	LONG_DELAY_MS, MILLISECONDS,
290	>	new ArrayBlockingQueue<Runnable>(10),
291	>	h);
292	>	assertSame(h, p.getRejectedExecutionHandler());
293	>	joinPool(p);
294	>	}
295	>
296	>	/**
297	>	* setRejectedExecutionHandler sets the handler returned by
298	>	* getRejectedExecutionHandler
299	>	*/
300	>	public void testSetRejectedExecutionHandler() {
301	>	final ThreadPoolExecutor p =
302	>	new ThreadPoolExecutor(1, 2,
303	>	LONG_DELAY_MS, MILLISECONDS,
304	>	new ArrayBlockingQueue<Runnable>(10));
305	>	RejectedExecutionHandler h = new NoOpREHandler();
306	>	p.setRejectedExecutionHandler(h);
307	>	assertSame(h, p.getRejectedExecutionHandler());
308	>	joinPool(p);
309	>	}
310	>
311	>	/**
312	>	* setRejectedExecutionHandler(null) throws NPE
313		*/
314	<	public void testGetLargestPoolSize() {
315	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
314	>	public void testSetRejectedExecutionHandlerNull() {
315	>	final ThreadPoolExecutor p =
316	>	new ThreadPoolExecutor(1, 2,
317	>	LONG_DELAY_MS, MILLISECONDS,
318	>	new ArrayBlockingQueue<Runnable>(10));
319		try {
320	<	assertEquals(0, p2.getLargestPoolSize());
321	<	p2.execute(new MediumRunnable());
322	<	p2.execute(new MediumRunnable());
323	<	Thread.sleep(SHORT_DELAY_MS);
324	<	assertEquals(2, p2.getLargestPoolSize());
325	<	} catch(Exception e){
194	<	unexpectedException();
195	<	}
196	<	joinPool(p2);
320	>	p.setRejectedExecutionHandler(null);
321	>	shouldThrow();
322	>	} catch (NullPointerException success) {
323	>	} finally {
324	>	joinPool(p);
325	>	}
326		}
327	<
327	>
328		/**
329	<	*   getMaximumPoolSize returns value given in constructor if not
330	<	*   otherwise set
329	>	* getLargestPoolSize increases, but doesn't overestimate, when
330	>	* multiple threads active
331	>	*/
332	>	public void testGetLargestPoolSize() throws InterruptedException {
333	>	final int THREADS = 3;
334	>	final ThreadPoolExecutor p =
335	>	new ThreadPoolExecutor(THREADS, THREADS,
336	>	LONG_DELAY_MS, MILLISECONDS,
337	>	new ArrayBlockingQueue<Runnable>(10));
338	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
339	>	final CountDownLatch done = new CountDownLatch(1);
340	>	try {
341	>	assertEquals(0, p.getLargestPoolSize());
342	>	for (int i = 0; i < THREADS; i++)
343	>	p.execute(new CheckedRunnable() {
344	>	public void realRun() throws InterruptedException {
345	>	threadsStarted.countDown();
346	>	done.await();
347	>	assertEquals(THREADS, p.getLargestPoolSize());
348	>	}});
349	>	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
350	>	assertEquals(THREADS, p.getLargestPoolSize());
351	>	} finally {
352	>	done.countDown();
353	>	joinPool(p);
354	>	assertEquals(THREADS, p.getLargestPoolSize());
355	>	}
356	>	}
357	>
358	>	/**
359	>	* getMaximumPoolSize returns value given in constructor if not
360	>	* otherwise set
361		*/
362		public void testGetMaximumPoolSize() {
363	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
364	<	assertEquals(2, p2.getMaximumPoolSize());
365	<	joinPool(p2);
363	>	final ThreadPoolExecutor p =
364	>	new ThreadPoolExecutor(2, 3,
365	>	LONG_DELAY_MS, MILLISECONDS,
366	>	new ArrayBlockingQueue<Runnable>(10));
367	>	assertEquals(3, p.getMaximumPoolSize());
368	>	joinPool(p);
369		}
370	<
370	>
371		/**
372	<	*   getPoolSize increases, but doesn't overestimate, when threads
373	<	*   become active
372	>	* getPoolSize increases, but doesn't overestimate, when threads
373	>	* become active
374		*/
375	<	public void testGetPoolSize() {
376	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
377	<	assertEquals(0, p1.getPoolSize());
378	<	p1.execute(new MediumRunnable());
379	<	assertEquals(1, p1.getPoolSize());
380	<	joinPool(p1);
375	>	public void testGetPoolSize() throws InterruptedException {
376	>	final ThreadPoolExecutor p =
377	>	new ThreadPoolExecutor(1, 1,
378	>	LONG_DELAY_MS, MILLISECONDS,
379	>	new ArrayBlockingQueue<Runnable>(10));
380	>	final CountDownLatch threadStarted = new CountDownLatch(1);
381	>	final CountDownLatch done = new CountDownLatch(1);
382	>	try {
383	>	assertEquals(0, p.getPoolSize());
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(SMALL_DELAY_MS, MILLISECONDS));
391	>	assertEquals(1, p.getPoolSize());
392	>	} finally {
393	>	done.countDown();
394	>	joinPool(p);
395	>	}
396		}
397	<
397	>
398		/**
399	<	*  getTaskCount increases, but doesn't overestimate, when tasks submitted
399	>	* getTaskCount increases, but doesn't overestimate, when tasks submitted
400		*/
401	<	public void testGetTaskCount() {
402	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
403	<	try {
404	<	assertEquals(0, p1.getTaskCount());
405	<	p1.execute(new MediumRunnable());
406	<	Thread.sleep(SHORT_DELAY_MS);
407	<	assertEquals(1, p1.getTaskCount());
408	<	} catch(Exception e){
409	<	unexpectedException();
410	<	}
411	<	joinPool(p1);
401	>	public void testGetTaskCount() throws InterruptedException {
402	>	final ThreadPoolExecutor p =
403	>	new ThreadPoolExecutor(1, 1,
404	>	LONG_DELAY_MS, MILLISECONDS,
405	>	new ArrayBlockingQueue<Runnable>(10));
406	>	final CountDownLatch threadStarted = new CountDownLatch(1);
407	>	final CountDownLatch done = new CountDownLatch(1);
408	>	try {
409	>	assertEquals(0, p.getTaskCount());
410	>	p.execute(new CheckedRunnable() {
411	>	public void realRun() throws InterruptedException {
412	>	threadStarted.countDown();
413	>	assertEquals(1, p.getTaskCount());
414	>	done.await();
415	>	}});
416	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
417	>	assertEquals(1, p.getTaskCount());
418	>	} finally {
419	>	done.countDown();
420	>	joinPool(p);
421	>	}
422		}
423	<
423	>
424		/**
425	<	*   isShutDown is false before shutdown, true after
425	>	* isShutdown is false before shutdown, true after
426		*/
427		public void testIsShutdown() {
428	<
429	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
430	<	assertFalse(p1.isShutdown());
431	<	p1.shutdown();
432	<	assertTrue(p1.isShutdown());
433	<	joinPool(p1);
428	>	final ThreadPoolExecutor p =
429	>	new ThreadPoolExecutor(1, 1,
430	>	LONG_DELAY_MS, MILLISECONDS,
431	>	new ArrayBlockingQueue<Runnable>(10));
432	>	assertFalse(p.isShutdown());
433	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
434	>	assertTrue(p.isShutdown());
435	>	joinPool(p);
436		}
437
249	–
438		/**
439	<	*  isTerminated is false before termination, true after
439	>	* awaitTermination on a non-shutdown pool times out
440		*/
441	<	public void testIsTerminated() {
442	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
443	<	assertFalse(p1.isTerminated());
444	<	try {
445	<	p1.execute(new MediumRunnable());
441	>	public void testAwaitTermination_timesOut() throws InterruptedException {
442	>	final ThreadPoolExecutor p =
443	>	new ThreadPoolExecutor(1, 1,
444	>	LONG_DELAY_MS, MILLISECONDS,
445	>	new ArrayBlockingQueue<Runnable>(10));
446	>	assertFalse(p.isTerminated());
447	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS));
448	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS));
449	>	assertFalse(p.awaitTermination(-1L, NANOSECONDS));
450	>	assertFalse(p.awaitTermination(-1L, MILLISECONDS));
451	>	assertFalse(p.awaitTermination(0L, NANOSECONDS));
452	>	assertFalse(p.awaitTermination(0L, MILLISECONDS));
453	>	long timeoutNanos = 999999L;
454	>	long startTime = System.nanoTime();
455	>	assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS));
456	>	assertTrue(System.nanoTime() - startTime >= timeoutNanos);
457	>	assertFalse(p.isTerminated());
458	>	startTime = System.nanoTime();
459	>	long timeoutMillis = timeoutMillis();
460	>	assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS));
461	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
462	>	assertFalse(p.isTerminated());
463	>	p.shutdown();
464	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
465	>	assertTrue(p.isTerminated());
466	>	}
467	>
468	>	/**
469	>	* isTerminated is false before termination, true after
470	>	*/
471	>	public void testIsTerminated() throws InterruptedException {
472	>	final ThreadPoolExecutor p =
473	>	new ThreadPoolExecutor(1, 1,
474	>	LONG_DELAY_MS, MILLISECONDS,
475	>	new ArrayBlockingQueue<Runnable>(10));
476	>	final CountDownLatch threadStarted = new CountDownLatch(1);
477	>	final CountDownLatch done = new CountDownLatch(1);
478	>	assertFalse(p.isTerminated());
479	>	try {
480	>	p.execute(new CheckedRunnable() {
481	>	public void realRun() throws InterruptedException {
482	>	assertFalse(p.isTerminated());
483	>	threadStarted.countDown();
484	>	done.await();
485	>	}});
486	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
487	>	assertFalse(p.isTerminating());
488	>	done.countDown();
489		} finally {
490	<	p1.shutdown();
490	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
491		}
492	<	try {
493	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
263	<	assertTrue(p1.isTerminated());
264	<	} catch(Exception e){
265	<	unexpectedException();
266	<	}
492	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
493	>	assertTrue(p.isTerminated());
494		}
495
496		/**
497	<	*  isTerminating is not true when running or when terminated
497	>	* isTerminating is not true when running or when terminated
498		*/
499	<	public void testIsTerminating() {
500	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
501	<	assertFalse(p1.isTerminating());
502	<	try {
503	<	p1.execute(new SmallRunnable());
504	<	assertFalse(p1.isTerminating());
499	>	public void testIsTerminating() throws InterruptedException {
500	>	final ThreadPoolExecutor p =
501	>	new ThreadPoolExecutor(1, 1,
502	>	LONG_DELAY_MS, MILLISECONDS,
503	>	new ArrayBlockingQueue<Runnable>(10));
504	>	final CountDownLatch threadStarted = new CountDownLatch(1);
505	>	final CountDownLatch done = new CountDownLatch(1);
506	>	try {
507	>	assertFalse(p.isTerminating());
508	>	p.execute(new CheckedRunnable() {
509	>	public void realRun() throws InterruptedException {
510	>	assertFalse(p.isTerminating());
511	>	threadStarted.countDown();
512	>	done.await();
513	>	}});
514	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
515	>	assertFalse(p.isTerminating());
516	>	done.countDown();
517		} finally {
518	<	p1.shutdown();
518	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
519		}
520	<	try {
521	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
522	<	assertTrue(p1.isTerminated());
284	<	assertFalse(p1.isTerminating());
285	<	} catch(Exception e){
286	<	unexpectedException();
287	<	}
520	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
521	>	assertTrue(p.isTerminated());
522	>	assertFalse(p.isTerminating());
523		}
524
525		/**
526		* getQueue returns the work queue, which contains queued tasks
527		*/
528	<	public void testGetQueue() {
529	<	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
530	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q);
531	<	CancellableTask[] tasks = new CancellableTask[5];
532	<	for(int i = 0; i < 5; i++){
533	<	tasks[i] = new CancellableTask(new MediumPossiblyInterruptedRunnable());
534	<	p1.execute(tasks[i]);
535	<	}
536	<	try {
537	<	Thread.sleep(SHORT_DELAY_MS);
538	<	BlockingQueue<Runnable> wq = p1.getQueue();
539	<	assertSame(q, wq);
540	<	assertFalse(wq.contains(tasks[0]));
541	<	assertTrue(wq.contains(tasks[4]));
542	<	p1.shutdownNow();
543	<	} catch(Exception e) {
544	<	unexpectedException();
528	>	public void testGetQueue() throws InterruptedException {
529	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
530	>	final ThreadPoolExecutor p =
531	>	new ThreadPoolExecutor(1, 1,
532	>	LONG_DELAY_MS, MILLISECONDS,
533	>	q);
534	>	final CountDownLatch threadStarted = new CountDownLatch(1);
535	>	final CountDownLatch done = new CountDownLatch(1);
536	>	try {
537	>	FutureTask[] tasks = new FutureTask[5];
538	>	for (int i = 0; i < tasks.length; i++) {
539	>	Callable task = new CheckedCallable<Boolean>() {
540	>	public Boolean realCall() throws InterruptedException {
541	>	threadStarted.countDown();
542	>	assertSame(q, p.getQueue());
543	>	done.await();
544	>	return Boolean.TRUE;
545	>	}};
546	>	tasks[i] = new FutureTask(task);
547	>	p.execute(tasks[i]);
548	>	}
549	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
550	>	assertSame(q, p.getQueue());
551	>	assertFalse(q.contains(tasks[0]));
552	>	assertTrue(q.contains(tasks[tasks.length - 1]));
553	>	assertEquals(tasks.length - 1, q.size());
554		} finally {
555	<	joinPool(p1);
555	>	done.countDown();
556	>	joinPool(p);
557		}
558		}
559
560		/**
561		* remove(task) removes queued task, and fails to remove active task
562		*/
563	<	public void testRemove() {
563	>	public void testRemove() throws InterruptedException {
564		BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
565	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q);
566	<	CancellableTask[] tasks = new CancellableTask[5];
567	<	for(int i = 0; i < 5; i++){
568	<	tasks[i] = new CancellableTask(new MediumPossiblyInterruptedRunnable());
569	<	p1.execute(tasks[i]);
570	<	}
571	<	try {
572	<	Thread.sleep(SHORT_DELAY_MS);
573	<	assertFalse(p1.remove(tasks[0]));
565	>	final ThreadPoolExecutor p =
566	>	new ThreadPoolExecutor(1, 1,
567	>	LONG_DELAY_MS, MILLISECONDS,
568	>	q);
569	>	Runnable[] tasks = new Runnable[5];
570	>	final CountDownLatch threadStarted = new CountDownLatch(1);
571	>	final CountDownLatch done = new CountDownLatch(1);
572	>	try {
573	>	for (int i = 0; i < tasks.length; i++) {
574	>	tasks[i] = new CheckedRunnable() {
575	>	public void realRun() throws InterruptedException {
576	>	threadStarted.countDown();
577	>	done.await();
578	>	}};
579	>	p.execute(tasks[i]);
580	>	}
581	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
582	>	assertFalse(p.remove(tasks[0]));
583		assertTrue(q.contains(tasks[4]));
584		assertTrue(q.contains(tasks[3]));
585	<	assertTrue(p1.remove(tasks[4]));
586	<	assertFalse(p1.remove(tasks[4]));
585	>	assertTrue(p.remove(tasks[4]));
586	>	assertFalse(p.remove(tasks[4]));
587		assertFalse(q.contains(tasks[4]));
588		assertTrue(q.contains(tasks[3]));
589	<	assertTrue(p1.remove(tasks[3]));
589	>	assertTrue(p.remove(tasks[3]));
590		assertFalse(q.contains(tasks[3]));
337	–	p1.shutdownNow();
338	–	} catch(Exception e) {
339	–	unexpectedException();
591		} finally {
592	<	joinPool(p1);
592	>	done.countDown();
593	>	joinPool(p);
594		}
595		}
596
597		/**
598	<	*   purge removes cancelled tasks from the queue
598	>	* purge removes cancelled tasks from the queue
599		*/
600	<	public void testPurge() {
601	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
602	<	CancellableTask[] tasks = new CancellableTask[5];
603	<	for(int i = 0; i < 5; i++){
604	<	tasks[i] = new CancellableTask(new MediumPossiblyInterruptedRunnable());
605	<	p1.execute(tasks[i]);
600	>	public void testPurge() throws InterruptedException {
601	>	final CountDownLatch threadStarted = new CountDownLatch(1);
602	>	final CountDownLatch done = new CountDownLatch(1);
603	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
604	>	final ThreadPoolExecutor p =
605	>	new ThreadPoolExecutor(1, 1,
606	>	LONG_DELAY_MS, MILLISECONDS,
607	>	q);
608	>	FutureTask[] tasks = new FutureTask[5];
609	>	try {
610	>	for (int i = 0; i < tasks.length; i++) {
611	>	Callable task = new CheckedCallable<Boolean>() {
612	>	public Boolean realCall() throws InterruptedException {
613	>	threadStarted.countDown();
614	>	done.await();
615	>	return Boolean.TRUE;
616	>	}};
617	>	tasks[i] = new FutureTask(task);
618	>	p.execute(tasks[i]);
619	>	}
620	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
621	>	assertEquals(tasks.length, p.getTaskCount());
622	>	assertEquals(tasks.length - 1, q.size());
623	>	assertEquals(1L, p.getActiveCount());
624	>	assertEquals(0L, p.getCompletedTaskCount());
625	>	tasks[4].cancel(true);
626	>	tasks[3].cancel(false);
627	>	p.purge();
628	>	assertEquals(tasks.length - 3, q.size());
629	>	assertEquals(tasks.length - 2, p.getTaskCount());
630	>	p.purge();         // Nothing to do
631	>	assertEquals(tasks.length - 3, q.size());
632	>	assertEquals(tasks.length - 2, p.getTaskCount());
633	>	} finally {
634	>	done.countDown();
635	>	joinPool(p);
636		}
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);
637		}
638
639		/**
640	<	*  shutDownNow returns a list containing tasks that were not run
640	>	* shutdownNow returns a list containing tasks that were not run,
641	>	* and those tasks are drained from the queue
642		*/
643	<	public void testShutDownNow() {
644	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
645	<	List l;
646	<	try {
647	<	for(int i = 0; i < 5; i++)
648	<	p1.execute(new MediumPossiblyInterruptedRunnable());
649	<	}
650	<	finally {
651	<	l = p1.shutdownNow();
652	<	}
653	<	assertTrue(p1.isShutdown());
654	<	assertTrue(l.size() <= 4);
643	>	public void testShutdownNow() throws InterruptedException {
644	>	final int poolSize = 2;
645	>	final int count = 5;
646	>	final AtomicInteger ran = new AtomicInteger(0);
647	>	final ThreadPoolExecutor p =
648	>	new ThreadPoolExecutor(poolSize, poolSize,
649	>	LONG_DELAY_MS, MILLISECONDS,
650	>	new ArrayBlockingQueue<Runnable>(10));
651	>	CountDownLatch threadsStarted = new CountDownLatch(poolSize);
652	>	Runnable waiter = new CheckedRunnable() { public void realRun() {
653	>	threadsStarted.countDown();
654	>	try {
655	>	MILLISECONDS.sleep(2 * LONG_DELAY_MS);
656	>	} catch (InterruptedException success) {}
657	>	ran.getAndIncrement();
658	>	}};
659	>	for (int i = 0; i < count; i++)
660	>	p.execute(waiter);
661	>	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
662	>	assertEquals(poolSize, p.getActiveCount());
663	>	assertEquals(0, p.getCompletedTaskCount());
664	>	final List<Runnable> queuedTasks;
665	>	try {
666	>	queuedTasks = p.shutdownNow();
667	>	} catch (SecurityException ok) {
668	>	return; // Allowed in case test doesn't have privs
669	>	}
670	>	assertTrue(p.isShutdown());
671	>	assertTrue(p.getQueue().isEmpty());
672	>	assertEquals(count - poolSize, queuedTasks.size());
673	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
674	>	assertTrue(p.isTerminated());
675	>	assertEquals(poolSize, ran.get());
676	>	assertEquals(poolSize, p.getCompletedTaskCount());
677		}
678
679		// Exception Tests
382	–
680
681	<	/**
682	<	* Constructor throws if corePoolSize argument is less than zero
681	>	/**
682	>	* Constructor throws if corePoolSize argument is less than zero
683		*/
684		public void testConstructor1() {
685		try {
686	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
686	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
687	>	new ArrayBlockingQueue<Runnable>(10));
688		shouldThrow();
689	<	}
392	<	catch (IllegalArgumentException success){}
689	>	} catch (IllegalArgumentException success) {}
690		}
691	<
692	<	/**
693	<	* Constructor throws if maximumPoolSize is less than zero
691	>
692	>	/**
693	>	* Constructor throws if maximumPoolSize is less than zero
694		*/
695		public void testConstructor2() {
696		try {
697	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
697	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
698	>	new ArrayBlockingQueue<Runnable>(10));
699		shouldThrow();
700	<	}
403	<	catch (IllegalArgumentException success){}
700	>	} catch (IllegalArgumentException success) {}
701		}
702	<
703	<	/**
704	<	* Constructor throws if maximumPoolSize is equal to zero
702	>
703	>	/**
704	>	* Constructor throws if maximumPoolSize is equal to zero
705		*/
706		public void testConstructor3() {
707		try {
708	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
708	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
709	>	new ArrayBlockingQueue<Runnable>(10));
710		shouldThrow();
711	<	}
414	<	catch (IllegalArgumentException success){}
711	>	} catch (IllegalArgumentException success) {}
712		}
713
714	<	/**
715	<	* Constructor throws if keepAliveTime is less than zero
714	>	/**
715	>	* Constructor throws if keepAliveTime is less than zero
716		*/
717		public void testConstructor4() {
718		try {
719	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
719	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
720	>	new ArrayBlockingQueue<Runnable>(10));
721		shouldThrow();
722	<	}
425	<	catch (IllegalArgumentException success){}
722	>	} catch (IllegalArgumentException success) {}
723		}
724
725	<	/**
726	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
725	>	/**
726	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
727		*/
728		public void testConstructor5() {
729		try {
730	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
730	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
731	>	new ArrayBlockingQueue<Runnable>(10));
732		shouldThrow();
733	<	}
436	<	catch (IllegalArgumentException success){}
733	>	} catch (IllegalArgumentException success) {}
734		}
735	<
736	<	/**
737	<	* Constructor throws if workQueue is set to null
735	>
736	>	/**
737	>	* Constructor throws if workQueue is set to null
738		*/
739		public void testConstructorNullPointerException() {
740		try {
741	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null);
741	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
742	>	(BlockingQueue) null);
743		shouldThrow();
744	<	}
447	<	catch (NullPointerException success){}
744	>	} catch (NullPointerException success) {}
745		}
449	–
746
747	<
748	<	/**
453	<	* Constructor throws if corePoolSize argument is less than zero
747	>	/**
748	>	* Constructor throws if corePoolSize argument is less than zero
749		*/
750		public void testConstructor6() {
751		try {
752	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
752	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
753	>	new ArrayBlockingQueue<Runnable>(10),
754	>	new SimpleThreadFactory());
755		shouldThrow();
756	<	} catch (IllegalArgumentException success){}
756	>	} catch (IllegalArgumentException success) {}
757		}
758	<
759	<	/**
760	<	* Constructor throws if maximumPoolSize is less than zero
758	>
759	>	/**
760	>	* Constructor throws if maximumPoolSize is less than zero
761		*/
762		public void testConstructor7() {
763		try {
764	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
764	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
765	>	new ArrayBlockingQueue<Runnable>(10),
766	>	new SimpleThreadFactory());
767		shouldThrow();
768	<	}
470	<	catch (IllegalArgumentException success){}
768	>	} catch (IllegalArgumentException success) {}
769		}
770
771	<	/**
772	<	* Constructor throws if maximumPoolSize is equal to zero
771	>	/**
772	>	* Constructor throws if maximumPoolSize is equal to zero
773		*/
774		public void testConstructor8() {
775		try {
776	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
776	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
777	>	new ArrayBlockingQueue<Runnable>(10),
778	>	new SimpleThreadFactory());
779		shouldThrow();
780	<	}
481	<	catch (IllegalArgumentException success){}
780	>	} catch (IllegalArgumentException success) {}
781		}
782
783	<	/**
784	<	* Constructor throws if keepAliveTime is less than zero
783	>	/**
784	>	* Constructor throws if keepAliveTime is less than zero
785		*/
786		public void testConstructor9() {
787		try {
788	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
788	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
789	>	new ArrayBlockingQueue<Runnable>(10),
790	>	new SimpleThreadFactory());
791		shouldThrow();
792	<	}
492	<	catch (IllegalArgumentException success){}
792	>	} catch (IllegalArgumentException success) {}
793		}
794
795	<	/**
796	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
795	>	/**
796	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
797		*/
798		public void testConstructor10() {
799		try {
800	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
800	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
801	>	new ArrayBlockingQueue<Runnable>(10),
802	>	new SimpleThreadFactory());
803		shouldThrow();
804	<	}
503	<	catch (IllegalArgumentException success){}
804	>	} catch (IllegalArgumentException success) {}
805		}
806
807	<	/**
808	<	* Constructor throws if workQueue is set to null
807	>	/**
808	>	* Constructor throws if workQueue is set to null
809		*/
810		public void testConstructorNullPointerException2() {
811		try {
812	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory());
812	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
813	>	(BlockingQueue) null,
814	>	new SimpleThreadFactory());
815		shouldThrow();
816	<	}
514	<	catch (NullPointerException success){}
816	>	} catch (NullPointerException success) {}
817		}
818
819	<	/**
820	<	* Constructor throws if threadFactory is set to null
819	>	/**
820	>	* Constructor throws if threadFactory is set to null
821		*/
822		public void testConstructorNullPointerException3() {
823		try {
824	<	ThreadFactory f = null;
825	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f);
824	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
825	>	new ArrayBlockingQueue<Runnable>(10),
826	>	(ThreadFactory) null);
827		shouldThrow();
828	<	}
526	<	catch (NullPointerException success){}
828	>	} catch (NullPointerException success) {}
829		}
830	<
831	<
832	<	/**
531	<	* Constructor throws if corePoolSize argument is less than zero
830	>
831	>	/**
832	>	* Constructor throws if corePoolSize argument is less than zero
833		*/
834		public void testConstructor11() {
835		try {
836	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
836	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
837	>	new ArrayBlockingQueue<Runnable>(10),
838	>	new NoOpREHandler());
839		shouldThrow();
840	<	}
538	<	catch (IllegalArgumentException success){}
840	>	} catch (IllegalArgumentException success) {}
841		}
842
843	<	/**
844	<	* Constructor throws if maximumPoolSize is less than zero
843	>	/**
844	>	* Constructor throws if maximumPoolSize is less than zero
845		*/
846		public void testConstructor12() {
847		try {
848	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
848	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
849	>	new ArrayBlockingQueue<Runnable>(10),
850	>	new NoOpREHandler());
851		shouldThrow();
852	<	}
549	<	catch (IllegalArgumentException success){}
852	>	} catch (IllegalArgumentException success) {}
853		}
854
855	<	/**
856	<	* Constructor throws if maximumPoolSize is equal to zero
855	>	/**
856	>	* Constructor throws if maximumPoolSize is equal to zero
857		*/
858		public void testConstructor13() {
859		try {
860	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
860	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
861	>	new ArrayBlockingQueue<Runnable>(10),
862	>	new NoOpREHandler());
863		shouldThrow();
864	<	}
560	<	catch (IllegalArgumentException success){}
864	>	} catch (IllegalArgumentException success) {}
865		}
866
867	<	/**
868	<	* Constructor throws if keepAliveTime is less than zero
867	>	/**
868	>	* Constructor throws if keepAliveTime is less than zero
869		*/
870		public void testConstructor14() {
871		try {
872	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
872	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
873	>	new ArrayBlockingQueue<Runnable>(10),
874	>	new NoOpREHandler());
875		shouldThrow();
876	<	}
571	<	catch (IllegalArgumentException success){}
876	>	} catch (IllegalArgumentException success) {}
877		}
878
879	<	/**
880	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
879	>	/**
880	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
881		*/
882		public void testConstructor15() {
883		try {
884	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
884	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
885	>	new ArrayBlockingQueue<Runnable>(10),
886	>	new NoOpREHandler());
887		shouldThrow();
888	<	}
582	<	catch (IllegalArgumentException success){}
888	>	} catch (IllegalArgumentException success) {}
889		}
890
891	<	/**
892	<	* Constructor throws if workQueue is set to null
891	>	/**
892	>	* Constructor throws if workQueue is set to null
893		*/
894		public void testConstructorNullPointerException4() {
895		try {
896	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new NoOpREHandler());
896	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
897	>	(BlockingQueue) null,
898	>	new NoOpREHandler());
899		shouldThrow();
900	<	}
593	<	catch (NullPointerException success){}
900	>	} catch (NullPointerException success) {}
901		}
902
903	<	/**
904	<	* Constructor throws if handler is set to null
903	>	/**
904	>	* Constructor throws if handler is set to null
905		*/
906		public void testConstructorNullPointerException5() {
907		try {
908	<	RejectedExecutionHandler r = null;
909	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r);
908	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
909	>	new ArrayBlockingQueue<Runnable>(10),
910	>	(RejectedExecutionHandler) null);
911		shouldThrow();
912	<	}
605	<	catch (NullPointerException success){}
912	>	} catch (NullPointerException success) {}
913		}
914
915	<
916	<	/**
610	<	* Constructor throws if corePoolSize argument is less than zero
915	>	/**
916	>	* Constructor throws if corePoolSize argument is less than zero
917		*/
918		public void testConstructor16() {
919		try {
920	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
920	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
921	>	new ArrayBlockingQueue<Runnable>(10),
922	>	new SimpleThreadFactory(),
923	>	new NoOpREHandler());
924		shouldThrow();
925	<	}
617	<	catch (IllegalArgumentException success){}
925	>	} catch (IllegalArgumentException success) {}
926		}
927
928	<	/**
929	<	* Constructor throws if maximumPoolSize is less than zero
928	>	/**
929	>	* Constructor throws if maximumPoolSize is less than zero
930		*/
931		public void testConstructor17() {
932		try {
933	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
933	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
934	>	new ArrayBlockingQueue<Runnable>(10),
935	>	new SimpleThreadFactory(),
936	>	new NoOpREHandler());
937		shouldThrow();
938	<	}
628	<	catch (IllegalArgumentException success){}
938	>	} catch (IllegalArgumentException success) {}
939		}
940
941	<	/**
942	<	* Constructor throws if maximumPoolSize is equal to zero
941	>	/**
942	>	* Constructor throws if maximumPoolSize is equal to zero
943		*/
944		public void testConstructor18() {
945		try {
946	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
946	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
947	>	new ArrayBlockingQueue<Runnable>(10),
948	>	new SimpleThreadFactory(),
949	>	new NoOpREHandler());
950		shouldThrow();
951	<	}
639	<	catch (IllegalArgumentException success){}
951	>	} catch (IllegalArgumentException success) {}
952		}
953
954	<	/**
955	<	* Constructor throws if keepAliveTime is less than zero
954	>	/**
955	>	* Constructor throws if keepAliveTime is less than zero
956		*/
957		public void testConstructor19() {
958		try {
959	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
959	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
960	>	new ArrayBlockingQueue<Runnable>(10),
961	>	new SimpleThreadFactory(),
962	>	new NoOpREHandler());
963		shouldThrow();
964	<	}
650	<	catch (IllegalArgumentException success){}
964	>	} catch (IllegalArgumentException success) {}
965		}
966
967	<	/**
968	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
967	>	/**
968	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
969		*/
970		public void testConstructor20() {
971		try {
972	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
972	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
973	>	new ArrayBlockingQueue<Runnable>(10),
974	>	new SimpleThreadFactory(),
975	>	new NoOpREHandler());
976		shouldThrow();
977	<	}
661	<	catch (IllegalArgumentException success){}
977	>	} catch (IllegalArgumentException success) {}
978		}
979
980	<	/**
981	<	* Constructor throws if workQueue is set to null
980	>	/**
981	>	* Constructor throws if workQueue is null
982		*/
983		public void testConstructorNullPointerException6() {
984		try {
985	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler());
985	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
986	>	(BlockingQueue) null,
987	>	new SimpleThreadFactory(),
988	>	new NoOpREHandler());
989		shouldThrow();
990	<	}
672	<	catch (NullPointerException success){}
990	>	} catch (NullPointerException success) {}
991		}
992
993	<	/**
994	<	* Constructor throws if handler is set to null
993	>	/**
994	>	* Constructor throws if handler is null
995		*/
996		public void testConstructorNullPointerException7() {
997		try {
998	<	RejectedExecutionHandler r = null;
999	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r);
998	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
999	>	new ArrayBlockingQueue<Runnable>(10),
1000	>	new SimpleThreadFactory(),
1001	>	(RejectedExecutionHandler) null);
1002		shouldThrow();
1003	<	}
684	<	catch (NullPointerException success){}
1003	>	} catch (NullPointerException success) {}
1004		}
1005
1006	<	/**
1007	<	* Constructor throws if ThreadFactory is set top null
1006	>	/**
1007	>	* Constructor throws if ThreadFactory is null
1008		*/
1009		public void testConstructorNullPointerException8() {
1010		try {
1011	<	ThreadFactory f = null;
1012	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new NoOpREHandler());
1013	<	shouldThrow();
1011	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1012	>	new ArrayBlockingQueue<Runnable>(10),
1013	>	(ThreadFactory) null,
1014	>	new NoOpREHandler());
1015	>	shouldThrow();
1016	>	} catch (NullPointerException success) {}
1017	>	}
1018	>
1019	>	/**
1020	>	* get of submitted callable throws InterruptedException if interrupted
1021	>	*/
1022	>	public void testInterruptedSubmit() throws InterruptedException {
1023	>	final ThreadPoolExecutor p =
1024	>	new ThreadPoolExecutor(1, 1,
1025	>	60, SECONDS,
1026	>	new ArrayBlockingQueue<Runnable>(10));
1027	>
1028	>	final CountDownLatch threadStarted = new CountDownLatch(1);
1029	>	final CountDownLatch done = new CountDownLatch(1);
1030	>	try {
1031	>	Thread t = newStartedThread(new CheckedInterruptedRunnable() {
1032	>	public void realRun() throws Exception {
1033	>	Callable task = new CheckedCallable<Boolean>() {
1034	>	public Boolean realCall() throws InterruptedException {
1035	>	threadStarted.countDown();
1036	>	done.await();
1037	>	return Boolean.TRUE;
1038	>	}};
1039	>	p.submit(task).get();
1040	>	}});
1041	>
1042	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
1043	>	t.interrupt();
1044	>	awaitTermination(t, MEDIUM_DELAY_MS);
1045	>	} finally {
1046	>	done.countDown();
1047	>	joinPool(p);
1048		}
696	–	catch (NullPointerException successdn8){}
1049		}
698	–
1050
1051		/**
1052	<	*  execute throws RejectedExecutionException
702	<	*  if saturated.
1052	>	* execute throws RejectedExecutionException if saturated.
1053		*/
1054		public void testSaturatedExecute() {
1055	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
1056	<	try {
1057	<
1058	<	for(int i = 0; i < 5; ++i){
1059	<	p.execute(new MediumRunnable());
1055	>	ThreadPoolExecutor p =
1056	>	new ThreadPoolExecutor(1, 1,
1057	>	LONG_DELAY_MS, MILLISECONDS,
1058	>	new ArrayBlockingQueue<Runnable>(1));
1059	>	final CountDownLatch done = new CountDownLatch(1);
1060	>	try {
1061	>	Runnable task = new CheckedRunnable() {
1062	>	public void realRun() throws InterruptedException {
1063	>	done.await();
1064	>	}};
1065	>	for (int i = 0; i < 2; ++i)
1066	>	p.execute(task);
1067	>	for (int i = 0; i < 2; ++i) {
1068	>	try {
1069	>	p.execute(task);
1070	>	shouldThrow();
1071	>	} catch (RejectedExecutionException success) {}
1072	>	assertTrue(p.getTaskCount() <= 2);
1073		}
1074	<	shouldThrow();
1075	<	} catch(RejectedExecutionException success){}
1076	<	joinPool(p);
1074	>	} finally {
1075	>	done.countDown();
1076	>	joinPool(p);
1077	>	}
1078		}
1079
1080		/**
1081	<	*  executor using CallerRunsPolicy runs task if saturated.
1081	>	* submit(runnable) throws RejectedExecutionException if saturated.
1082	>	*/
1083	>	public void testSaturatedSubmitRunnable() {
1084	>	ThreadPoolExecutor p =
1085	>	new ThreadPoolExecutor(1, 1,
1086	>	LONG_DELAY_MS, MILLISECONDS,
1087	>	new ArrayBlockingQueue<Runnable>(1));
1088	>	final CountDownLatch done = new CountDownLatch(1);
1089	>	try {
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	>	} finally {
1104	>	done.countDown();
1105	>	joinPool(p);
1106	>	}
1107	>	}
1108	>
1109	>	/**
1110	>	* submit(callable) throws RejectedExecutionException if saturated.
1111	>	*/
1112	>	public void testSaturatedSubmitCallable() {
1113	>	ThreadPoolExecutor p =
1114	>	new ThreadPoolExecutor(1, 1,
1115	>	LONG_DELAY_MS, MILLISECONDS,
1116	>	new ArrayBlockingQueue<Runnable>(1));
1117	>	final CountDownLatch done = new CountDownLatch(1);
1118	>	try {
1119	>	Runnable task = new CheckedRunnable() {
1120	>	public void realRun() throws InterruptedException {
1121	>	done.await();
1122	>	}};
1123	>	for (int i = 0; i < 2; ++i)
1124	>	p.submit(Executors.callable(task));
1125	>	for (int i = 0; i < 2; ++i) {
1126	>	try {
1127	>	p.execute(task);
1128	>	shouldThrow();
1129	>	} catch (RejectedExecutionException success) {}
1130	>	assertTrue(p.getTaskCount() <= 2);
1131	>	}
1132	>	} finally {
1133	>	done.countDown();
1134	>	joinPool(p);
1135	>	}
1136	>	}
1137	>
1138	>	/**
1139	>	* executor using CallerRunsPolicy runs task if saturated.
1140		*/
1141		public void testSaturatedExecute2() {
1142		RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1143	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1143	>	final ThreadPoolExecutor p =
1144	>	new ThreadPoolExecutor(1, 1,
1145	>	LONG_DELAY_MS,
1146	>	MILLISECONDS,
1147	>	new ArrayBlockingQueue<Runnable>(1),
1148	>	h);
1149		try {
723	–
1150		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1151	<	for(int i = 0; i < 5; ++i){
1151	>	for (int i = 0; i < tasks.length; ++i)
1152		tasks[i] = new TrackedNoOpRunnable();
727	–	}
1153		TrackedLongRunnable mr = new TrackedLongRunnable();
1154		p.execute(mr);
1155	<	for(int i = 0; i < 5; ++i){
1155	>	for (int i = 0; i < tasks.length; ++i)
1156		p.execute(tasks[i]);
1157	<	}
733	<	for(int i = 1; i < 5; ++i) {
1157	>	for (int i = 1; i < tasks.length; ++i)
1158		assertTrue(tasks[i].done);
1159	<	}
736	<	p.shutdownNow();
737	<	} catch(RejectedExecutionException ex){
738	<	unexpectedException();
1159	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1160		} finally {
1161		joinPool(p);
1162		}
1163		}
1164
1165		/**
1166	<	*  executor using DiscardPolicy drops task if saturated.
1166	>	* executor using DiscardPolicy drops task if saturated.
1167		*/
1168		public void testSaturatedExecute3() {
1169		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1170	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1170	>	final ThreadPoolExecutor p =
1171	>	new ThreadPoolExecutor(1, 1,
1172	>	LONG_DELAY_MS, MILLISECONDS,
1173	>	new ArrayBlockingQueue<Runnable>(1),
1174	>	h);
1175		try {
751	–
1176		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1177	<	for(int i = 0; i < 5; ++i){
1177	>	for (int i = 0; i < tasks.length; ++i)
1178		tasks[i] = new TrackedNoOpRunnable();
755	–	}
1179		p.execute(new TrackedLongRunnable());
1180	<	for(int i = 0; i < 5; ++i){
1181	<	p.execute(tasks[i]);
1182	<	}
1183	<	for(int i = 0; i < 5; ++i){
1184	<	assertFalse(tasks[i].done);
762	<	}
763	<	p.shutdownNow();
764	<	} catch(RejectedExecutionException ex){
765	<	unexpectedException();
1180	>	for (TrackedNoOpRunnable task : tasks)
1181	>	p.execute(task);
1182	>	for (TrackedNoOpRunnable task : tasks)
1183	>	assertFalse(task.done);
1184	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1185		} finally {
1186		joinPool(p);
1187		}
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);
1195	>	final ThreadPoolExecutor p =
1196	>	new ThreadPoolExecutor(1, 1,
1197	>	LONG_DELAY_MS, MILLISECONDS,
1198	>	new ArrayBlockingQueue<Runnable>(1),
1199	>	h);
1200		try {
1201		p.execute(new TrackedLongRunnable());
1202		TrackedLongRunnable r2 = new TrackedLongRunnable();
#	Line 783 | Line 1206 | public class ThreadPoolExecutorTest exte
1206		p.execute(r3);
1207		assertFalse(p.getQueue().contains(r2));
1208		assertTrue(p.getQueue().contains(r3));
1209	<	p.shutdownNow();
787	<	} catch(RejectedExecutionException ex){
788	<	unexpectedException();
1209	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1210		} finally {
1211		joinPool(p);
1212		}
1213		}
1214
1215		/**
1216	<	*  execute throws RejectedExecutionException if shutdown
1216	>	* execute throws RejectedExecutionException if shutdown
1217		*/
1218		public void testRejectedExecutionExceptionOnShutdown() {
1219	<	ThreadPoolExecutor tpe =
1220	<	new ThreadPoolExecutor(1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(1));
1221	<	tpe.shutdown();
1222	<	try {
1223	<	tpe.execute(new NoOpRunnable());
1224	<	shouldThrow();
1225	<	} catch(RejectedExecutionException success){}
1226	<
1227	<	joinPool(tpe);
1219	>	ThreadPoolExecutor p =
1220	>	new ThreadPoolExecutor(1, 1,
1221	>	LONG_DELAY_MS, MILLISECONDS,
1222	>	new ArrayBlockingQueue<Runnable>(1));
1223	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1224	>	try {
1225	>	p.execute(new NoOpRunnable());
1226	>	shouldThrow();
1227	>	} catch (RejectedExecutionException success) {}
1228	>
1229	>	joinPool(p);
1230		}
1231
1232		/**
1233	<	*  execute using CallerRunsPolicy drops task on shutdown
1233	>	* execute using CallerRunsPolicy drops task on shutdown
1234		*/
1235		public void testCallerRunsOnShutdown() {
1236		RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1237	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1237	>	final ThreadPoolExecutor p =
1238	>	new ThreadPoolExecutor(1, 1,
1239	>	LONG_DELAY_MS, MILLISECONDS,
1240	>	new ArrayBlockingQueue<Runnable>(1), h);
1241
1242	<	p.shutdown();
1243	<	try {
1242	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1243	>	try {
1244		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1245	<	p.execute(r);
1245	>	p.execute(r);
1246		assertFalse(r.done);
821	–	} catch(RejectedExecutionException success){
822	–	unexpectedException();
1247		} finally {
1248		joinPool(p);
1249		}
1250		}
1251
1252		/**
1253	<	*  execute using DiscardPolicy drops task on shutdown
1253	>	* execute using DiscardPolicy drops task on shutdown
1254		*/
1255		public void testDiscardOnShutdown() {
1256		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1257	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1257	>	ThreadPoolExecutor p =
1258	>	new ThreadPoolExecutor(1, 1,
1259	>	LONG_DELAY_MS, MILLISECONDS,
1260	>	new ArrayBlockingQueue<Runnable>(1),
1261	>	h);
1262
1263	<	p.shutdown();
1264	<	try {
1263	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1264	>	try {
1265		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1266	<	p.execute(r);
1266	>	p.execute(r);
1267		assertFalse(r.done);
840	–	} catch(RejectedExecutionException success){
841	–	unexpectedException();
1268		} finally {
1269		joinPool(p);
1270		}
1271		}
1272
847	–
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);
1278	>	ThreadPoolExecutor p =
1279	>	new ThreadPoolExecutor(1, 1,
1280	>	LONG_DELAY_MS, MILLISECONDS,
1281	>	new ArrayBlockingQueue<Runnable>(1),
1282	>	h);
1283
1284	<	p.shutdown();
1285	<	try {
1284	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1285	>	try {
1286		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1287	<	p.execute(r);
1287	>	p.execute(r);
1288		assertFalse(r.done);
860	–	} catch(RejectedExecutionException success){
861	–	unexpectedException();
1289		} finally {
1290		joinPool(p);
1291		}
1292		}
1293
867	–
1294		/**
1295	<	*  execute (null) throws NPE
1295	>	* execute(null) throws NPE
1296		*/
1297		public void testExecuteNull() {
1298	<	ThreadPoolExecutor tpe = null;
1298	>	ThreadPoolExecutor p =
1299	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1300	>	new ArrayBlockingQueue<Runnable>(10));
1301		try {
1302	<	tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
875	<	tpe.execute(null);
1302	>	p.execute(null);
1303		shouldThrow();
1304	<	} catch(NullPointerException success){}
1305	<
1306	<	joinPool(tpe);
1304	>	} catch (NullPointerException success) {}
1305	>
1306	>	joinPool(p);
1307		}
1308	<
1308	>
1309		/**
1310	<	*  setCorePoolSize of negative value throws IllegalArgumentException
1310	>	* setCorePoolSize of negative value throws IllegalArgumentException
1311		*/
1312		public void testCorePoolSizeIllegalArgumentException() {
1313	<	ThreadPoolExecutor tpe = null;
1314	<	try {
1315	<	tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1316	<	} 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;
1313	>	ThreadPoolExecutor p =
1314	>	new ThreadPoolExecutor(1, 2,
1315	>	LONG_DELAY_MS, MILLISECONDS,
1316	>	new ArrayBlockingQueue<Runnable>(10));
1317		try {
1318	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1319	<	} catch(Exception e){}
1318	>	p.setCorePoolSize(-1);
1319	>	shouldThrow();
1320	>	} catch (IllegalArgumentException success) {
1321	>	} finally {
1322	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1323	>	}
1324	>	joinPool(p);
1325	>	}
1326	>
1327	>	/**
1328	>	* setMaximumPoolSize(int) throws IllegalArgumentException if
1329	>	* given a value less the core pool size
1330	>	*/
1331	>	public void testMaximumPoolSizeIllegalArgumentException() {
1332	>	ThreadPoolExecutor p =
1333	>	new ThreadPoolExecutor(2, 3,
1334	>	LONG_DELAY_MS, MILLISECONDS,
1335	>	new ArrayBlockingQueue<Runnable>(10));
1336		try {
1337	<	tpe.setMaximumPoolSize(1);
1337	>	p.setMaximumPoolSize(1);
1338		shouldThrow();
1339	<	} catch(IllegalArgumentException success){
1339	>	} catch (IllegalArgumentException success) {
1340		} finally {
1341	<	tpe.shutdown();
1341	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1342		}
1343	<	joinPool(tpe);
1343	>	joinPool(p);
1344		}
1345	<
1345	>
1346		/**
1347	<	*  setMaximumPoolSize throws IllegalArgumentException
1348	<	*  if given a negative value
1347	>	* setMaximumPoolSize throws IllegalArgumentException
1348	>	* if given a negative value
1349		*/
1350		public void testMaximumPoolSizeIllegalArgumentException2() {
1351	<	ThreadPoolExecutor tpe = null;
1351	>	ThreadPoolExecutor p =
1352	>	new ThreadPoolExecutor(2, 3,
1353	>	LONG_DELAY_MS, MILLISECONDS,
1354	>	new ArrayBlockingQueue<Runnable>(10));
1355		try {
1356	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
927	<	} catch(Exception e){}
928	<	try {
929	<	tpe.setMaximumPoolSize(-1);
1356	>	p.setMaximumPoolSize(-1);
1357		shouldThrow();
1358	<	} catch(IllegalArgumentException success){
1358	>	} catch (IllegalArgumentException success) {
1359		} finally {
1360	<	tpe.shutdown();
1360	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1361		}
1362	<	joinPool(tpe);
1362	>	joinPool(p);
1363		}
937	–
1364
1365		/**
1366	<	*  setKeepAliveTime  throws IllegalArgumentException
1367	<	*  when given a negative value
1366	>	* Configuration changes that allow core pool size greater than
1367	>	* max pool size result in IllegalArgumentException.
1368	>	*/
1369	>	public void testPoolSizeInvariants() {
1370	>	ThreadPoolExecutor p =
1371	>	new ThreadPoolExecutor(1, 1,
1372	>	LONG_DELAY_MS, MILLISECONDS,
1373	>	new ArrayBlockingQueue<Runnable>(10));
1374	>	for (int s = 1; s < 5; s++) {
1375	>	p.setMaximumPoolSize(s);
1376	>	p.setCorePoolSize(s);
1377	>	try {
1378	>	p.setMaximumPoolSize(s - 1);
1379	>	shouldThrow();
1380	>	} catch (IllegalArgumentException success) {}
1381	>	assertEquals(s, p.getCorePoolSize());
1382	>	assertEquals(s, p.getMaximumPoolSize());
1383	>	try {
1384	>	p.setCorePoolSize(s + 1);
1385	>	shouldThrow();
1386	>	} catch (IllegalArgumentException success) {}
1387	>	assertEquals(s, p.getCorePoolSize());
1388	>	assertEquals(s, p.getMaximumPoolSize());
1389	>	}
1390	>	joinPool(p);
1391	>	}
1392	>
1393	>	/**
1394	>	* setKeepAliveTime throws IllegalArgumentException
1395	>	* when given a negative value
1396		*/
1397		public void testKeepAliveTimeIllegalArgumentException() {
1398	<	ThreadPoolExecutor tpe = null;
1398	>	ThreadPoolExecutor p =
1399	>	new ThreadPoolExecutor(2, 3,
1400	>	LONG_DELAY_MS, MILLISECONDS,
1401	>	new ArrayBlockingQueue<Runnable>(10));
1402		try {
1403	<	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);
1403	>	p.setKeepAliveTime(-1,MILLISECONDS);
1404		shouldThrow();
1405	<	} catch(IllegalArgumentException success){
1405	>	} catch (IllegalArgumentException success) {
1406		} finally {
1407	<	tpe.shutdown();
1407	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1408		}
1409	<	joinPool(tpe);
1409	>	joinPool(p);
1410		}
1411
1412		/**
1413		* terminated() is called on termination
1414		*/
1415		public void testTerminated() {
1416	<	ExtendedTPE tpe = new ExtendedTPE();
1417	<	tpe.shutdown();
1418	<	assertTrue(tpe.terminatedCalled);
1419	<	joinPool(tpe);
1416	>	ExtendedTPE p = new ExtendedTPE();
1417	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1418	>	assertTrue(p.terminatedCalled());
1419	>	joinPool(p);
1420		}
1421
1422		/**
1423		* beforeExecute and afterExecute are called when executing task
1424		*/
1425	<	public void testBeforeAfter() {
1426	<	ExtendedTPE tpe = new ExtendedTPE();
1425	>	public void testBeforeAfter() throws InterruptedException {
1426	>	ExtendedTPE p = new ExtendedTPE();
1427		try {
1428	<	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1429	<	tpe.execute(r);
1430	<	Thread.sleep(SHORT_DELAY_MS);
1431	<	assertTrue(r.done);
1432	<	assertTrue(tpe.beforeCalled);
1433	<	assertTrue(tpe.afterCalled);
1434	<	tpe.shutdown();
1428	>	final CountDownLatch done = new CountDownLatch(1);
1429	>	p.execute(new CheckedRunnable() {
1430	>	public void realRun() {
1431	>	done.countDown();
1432	>	}});
1433	>	await(p.afterCalled);
1434	>	assertEquals(0, done.getCount());
1435	>	assertTrue(p.afterCalled());
1436	>	assertTrue(p.beforeCalled());
1437	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1438	>	} finally {
1439	>	joinPool(p);
1440	>	}
1441	>	}
1442	>
1443	>	/**
1444	>	* completed submit of callable returns result
1445	>	*/
1446	>	public void testSubmitCallable() throws Exception {
1447	>	ExecutorService e =
1448	>	new ThreadPoolExecutor(2, 2,
1449	>	LONG_DELAY_MS, MILLISECONDS,
1450	>	new ArrayBlockingQueue<Runnable>(10));
1451	>	try {
1452	>	Future<String> future = e.submit(new StringTask());
1453	>	String result = future.get();
1454	>	assertSame(TEST_STRING, result);
1455	>	} finally {
1456	>	joinPool(e);
1457	>	}
1458	>	}
1459	>
1460	>	/**
1461	>	* completed submit of runnable returns successfully
1462	>	*/
1463	>	public void testSubmitRunnable() throws Exception {
1464	>	ExecutorService e =
1465	>	new ThreadPoolExecutor(2, 2,
1466	>	LONG_DELAY_MS, MILLISECONDS,
1467	>	new ArrayBlockingQueue<Runnable>(10));
1468	>	try {
1469	>	Future<?> future = e.submit(new NoOpRunnable());
1470	>	future.get();
1471	>	assertTrue(future.isDone());
1472	>	} finally {
1473	>	joinPool(e);
1474	>	}
1475	>	}
1476	>
1477	>	/**
1478	>	* completed submit of (runnable, result) returns result
1479	>	*/
1480	>	public void testSubmitRunnable2() throws Exception {
1481	>	ExecutorService e =
1482	>	new ThreadPoolExecutor(2, 2,
1483	>	LONG_DELAY_MS, MILLISECONDS,
1484	>	new ArrayBlockingQueue<Runnable>(10));
1485	>	try {
1486	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
1487	>	String result = future.get();
1488	>	assertSame(TEST_STRING, result);
1489	>	} finally {
1490	>	joinPool(e);
1491	>	}
1492	>	}
1493	>
1494	>	/**
1495	>	* invokeAny(null) throws NPE
1496	>	*/
1497	>	public void testInvokeAny1() throws Exception {
1498	>	ExecutorService e =
1499	>	new ThreadPoolExecutor(2, 2,
1500	>	LONG_DELAY_MS, MILLISECONDS,
1501	>	new ArrayBlockingQueue<Runnable>(10));
1502	>	try {
1503	>	e.invokeAny(null);
1504	>	shouldThrow();
1505	>	} catch (NullPointerException success) {
1506	>	} finally {
1507	>	joinPool(e);
1508	>	}
1509	>	}
1510	>
1511	>	/**
1512	>	* invokeAny(empty collection) throws IAE
1513	>	*/
1514	>	public void testInvokeAny2() throws Exception {
1515	>	ExecutorService e =
1516	>	new ThreadPoolExecutor(2, 2,
1517	>	LONG_DELAY_MS, MILLISECONDS,
1518	>	new ArrayBlockingQueue<Runnable>(10));
1519	>	try {
1520	>	e.invokeAny(new ArrayList<Callable<String>>());
1521	>	shouldThrow();
1522	>	} catch (IllegalArgumentException success) {
1523	>	} finally {
1524	>	joinPool(e);
1525	>	}
1526	>	}
1527	>
1528	>	/**
1529	>	* invokeAny(c) throws NPE if c has null elements
1530	>	*/
1531	>	public void testInvokeAny3() throws Exception {
1532	>	final CountDownLatch latch = new CountDownLatch(1);
1533	>	final ExecutorService e =
1534	>	new ThreadPoolExecutor(2, 2,
1535	>	LONG_DELAY_MS, MILLISECONDS,
1536	>	new ArrayBlockingQueue<Runnable>(10));
1537	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1538	>	l.add(latchAwaitingStringTask(latch));
1539	>	l.add(null);
1540	>	try {
1541	>	e.invokeAny(l);
1542	>	shouldThrow();
1543	>	} catch (NullPointerException success) {
1544	>	} finally {
1545	>	latch.countDown();
1546	>	joinPool(e);
1547	>	}
1548	>	}
1549	>
1550	>	/**
1551	>	* invokeAny(c) throws ExecutionException if no task completes
1552	>	*/
1553	>	public void testInvokeAny4() throws Exception {
1554	>	ExecutorService e =
1555	>	new ThreadPoolExecutor(2, 2,
1556	>	LONG_DELAY_MS, MILLISECONDS,
1557	>	new ArrayBlockingQueue<Runnable>(10));
1558	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1559	>	l.add(new NPETask());
1560	>	try {
1561	>	e.invokeAny(l);
1562	>	shouldThrow();
1563	>	} catch (ExecutionException success) {
1564	>	assertTrue(success.getCause() instanceof NullPointerException);
1565	>	} finally {
1566	>	joinPool(e);
1567	>	}
1568	>	}
1569	>
1570	>	/**
1571	>	* invokeAny(c) returns result of some task
1572	>	*/
1573	>	public void testInvokeAny5() throws Exception {
1574	>	ExecutorService e =
1575	>	new ThreadPoolExecutor(2, 2,
1576	>	LONG_DELAY_MS, MILLISECONDS,
1577	>	new ArrayBlockingQueue<Runnable>(10));
1578	>	try {
1579	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1580	>	l.add(new StringTask());
1581	>	l.add(new StringTask());
1582	>	String result = e.invokeAny(l);
1583	>	assertSame(TEST_STRING, result);
1584	>	} finally {
1585	>	joinPool(e);
1586	>	}
1587	>	}
1588	>
1589	>	/**
1590	>	* invokeAll(null) throws NPE
1591	>	*/
1592	>	public void testInvokeAll1() throws Exception {
1593	>	ExecutorService e =
1594	>	new ThreadPoolExecutor(2, 2,
1595	>	LONG_DELAY_MS, MILLISECONDS,
1596	>	new ArrayBlockingQueue<Runnable>(10));
1597	>	try {
1598	>	e.invokeAll(null);
1599	>	shouldThrow();
1600	>	} catch (NullPointerException success) {
1601	>	} finally {
1602	>	joinPool(e);
1603		}
1604	<	catch(Exception ex) {
1605	<	unexpectedException();
1604	>	}
1605	>
1606	>	/**
1607	>	* invokeAll(empty collection) returns empty collection
1608	>	*/
1609	>	public void testInvokeAll2() throws InterruptedException {
1610	>	ExecutorService e =
1611	>	new ThreadPoolExecutor(2, 2,
1612	>	LONG_DELAY_MS, MILLISECONDS,
1613	>	new ArrayBlockingQueue<Runnable>(10));
1614	>	try {
1615	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
1616	>	assertTrue(r.isEmpty());
1617	>	} finally {
1618	>	joinPool(e);
1619	>	}
1620	>	}
1621	>
1622	>	/**
1623	>	* invokeAll(c) throws NPE if c has null elements
1624	>	*/
1625	>	public void testInvokeAll3() throws Exception {
1626	>	ExecutorService e =
1627	>	new ThreadPoolExecutor(2, 2,
1628	>	LONG_DELAY_MS, MILLISECONDS,
1629	>	new ArrayBlockingQueue<Runnable>(10));
1630	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1631	>	l.add(new StringTask());
1632	>	l.add(null);
1633	>	try {
1634	>	e.invokeAll(l);
1635	>	shouldThrow();
1636	>	} catch (NullPointerException success) {
1637	>	} finally {
1638	>	joinPool(e);
1639	>	}
1640	>	}
1641	>
1642	>	/**
1643	>	* get of element of invokeAll(c) throws exception on failed task
1644	>	*/
1645	>	public void testInvokeAll4() throws Exception {
1646	>	ExecutorService e =
1647	>	new ThreadPoolExecutor(2, 2,
1648	>	LONG_DELAY_MS, MILLISECONDS,
1649	>	new ArrayBlockingQueue<Runnable>(10));
1650	>	try {
1651	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1652	>	l.add(new NPETask());
1653	>	List<Future<String>> futures = e.invokeAll(l);
1654	>	assertEquals(1, futures.size());
1655	>	try {
1656	>	futures.get(0).get();
1657	>	shouldThrow();
1658	>	} catch (ExecutionException success) {
1659	>	assertTrue(success.getCause() instanceof NullPointerException);
1660	>	}
1661	>	} finally {
1662	>	joinPool(e);
1663	>	}
1664	>	}
1665	>
1666	>	/**
1667	>	* invokeAll(c) returns results of all completed tasks
1668	>	*/
1669	>	public void testInvokeAll5() throws Exception {
1670	>	ExecutorService e =
1671	>	new ThreadPoolExecutor(2, 2,
1672	>	LONG_DELAY_MS, MILLISECONDS,
1673	>	new ArrayBlockingQueue<Runnable>(10));
1674	>	try {
1675	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1676	>	l.add(new StringTask());
1677	>	l.add(new StringTask());
1678	>	List<Future<String>> futures = e.invokeAll(l);
1679	>	assertEquals(2, futures.size());
1680	>	for (Future<String> future : futures)
1681	>	assertSame(TEST_STRING, future.get());
1682	>	} finally {
1683	>	joinPool(e);
1684	>	}
1685	>	}
1686	>
1687	>	/**
1688	>	* timed invokeAny(null) throws NPE
1689	>	*/
1690	>	public void testTimedInvokeAny1() throws Exception {
1691	>	ExecutorService e =
1692	>	new ThreadPoolExecutor(2, 2,
1693	>	LONG_DELAY_MS, MILLISECONDS,
1694	>	new ArrayBlockingQueue<Runnable>(10));
1695	>	try {
1696	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1697	>	shouldThrow();
1698	>	} catch (NullPointerException success) {
1699	>	} finally {
1700	>	joinPool(e);
1701	>	}
1702	>	}
1703	>
1704	>	/**
1705	>	* timed invokeAny(,,null) throws NPE
1706	>	*/
1707	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1708	>	ExecutorService e =
1709	>	new ThreadPoolExecutor(2, 2,
1710	>	LONG_DELAY_MS, MILLISECONDS,
1711	>	new ArrayBlockingQueue<Runnable>(10));
1712	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1713	>	l.add(new StringTask());
1714	>	try {
1715	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1716	>	shouldThrow();
1717	>	} catch (NullPointerException success) {
1718		} finally {
1719	<	joinPool(tpe);
1719	>	joinPool(e);
1720		}
1721		}
1722	+
1723	+	/**
1724	+	* timed invokeAny(empty collection) throws IAE
1725	+	*/
1726	+	public void testTimedInvokeAny2() throws Exception {
1727	+	ExecutorService e =
1728	+	new ThreadPoolExecutor(2, 2,
1729	+	LONG_DELAY_MS, MILLISECONDS,
1730	+	new ArrayBlockingQueue<Runnable>(10));
1731	+	try {
1732	+	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1733	+	shouldThrow();
1734	+	} catch (IllegalArgumentException success) {
1735	+	} finally {
1736	+	joinPool(e);
1737	+	}
1738	+	}
1739	+
1740	+	/**
1741	+	* timed invokeAny(c) throws NPE if c has null elements
1742	+	*/
1743	+	public void testTimedInvokeAny3() throws Exception {
1744	+	final CountDownLatch latch = new CountDownLatch(1);
1745	+	final ExecutorService e =
1746	+	new ThreadPoolExecutor(2, 2,
1747	+	LONG_DELAY_MS, MILLISECONDS,
1748	+	new ArrayBlockingQueue<Runnable>(10));
1749	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1750	+	l.add(latchAwaitingStringTask(latch));
1751	+	l.add(null);
1752	+	try {
1753	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1754	+	shouldThrow();
1755	+	} catch (NullPointerException success) {
1756	+	} finally {
1757	+	latch.countDown();
1758	+	joinPool(e);
1759	+	}
1760	+	}
1761	+
1762	+	/**
1763	+	* timed invokeAny(c) throws ExecutionException if no task completes
1764	+	*/
1765	+	public void testTimedInvokeAny4() throws Exception {
1766	+	ExecutorService e =
1767	+	new ThreadPoolExecutor(2, 2,
1768	+	LONG_DELAY_MS, MILLISECONDS,
1769	+	new ArrayBlockingQueue<Runnable>(10));
1770	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1771	+	l.add(new NPETask());
1772	+	try {
1773	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1774	+	shouldThrow();
1775	+	} catch (ExecutionException success) {
1776	+	assertTrue(success.getCause() instanceof NullPointerException);
1777	+	} finally {
1778	+	joinPool(e);
1779	+	}
1780	+	}
1781	+
1782	+	/**
1783	+	* timed invokeAny(c) returns result of some task
1784	+	*/
1785	+	public void testTimedInvokeAny5() throws Exception {
1786	+	ExecutorService e =
1787	+	new ThreadPoolExecutor(2, 2,
1788	+	LONG_DELAY_MS, MILLISECONDS,
1789	+	new ArrayBlockingQueue<Runnable>(10));
1790	+	try {
1791	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1792	+	l.add(new StringTask());
1793	+	l.add(new StringTask());
1794	+	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1795	+	assertSame(TEST_STRING, result);
1796	+	} finally {
1797	+	joinPool(e);
1798	+	}
1799	+	}
1800	+
1801	+	/**
1802	+	* timed invokeAll(null) throws NPE
1803	+	*/
1804	+	public void testTimedInvokeAll1() throws Exception {
1805	+	ExecutorService e =
1806	+	new ThreadPoolExecutor(2, 2,
1807	+	LONG_DELAY_MS, MILLISECONDS,
1808	+	new ArrayBlockingQueue<Runnable>(10));
1809	+	try {
1810	+	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1811	+	shouldThrow();
1812	+	} catch (NullPointerException success) {
1813	+	} finally {
1814	+	joinPool(e);
1815	+	}
1816	+	}
1817	+
1818	+	/**
1819	+	* timed invokeAll(,,null) throws NPE
1820	+	*/
1821	+	public void testTimedInvokeAllNullTimeUnit() throws Exception {
1822	+	ExecutorService e =
1823	+	new ThreadPoolExecutor(2, 2,
1824	+	LONG_DELAY_MS, MILLISECONDS,
1825	+	new ArrayBlockingQueue<Runnable>(10));
1826	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1827	+	l.add(new StringTask());
1828	+	try {
1829	+	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1830	+	shouldThrow();
1831	+	} catch (NullPointerException success) {
1832	+	} finally {
1833	+	joinPool(e);
1834	+	}
1835	+	}
1836	+
1837	+	/**
1838	+	* timed invokeAll(empty collection) returns empty collection
1839	+	*/
1840	+	public void testTimedInvokeAll2() throws InterruptedException {
1841	+	ExecutorService e =
1842	+	new ThreadPoolExecutor(2, 2,
1843	+	LONG_DELAY_MS, MILLISECONDS,
1844	+	new ArrayBlockingQueue<Runnable>(10));
1845	+	try {
1846	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1847	+	assertTrue(r.isEmpty());
1848	+	} finally {
1849	+	joinPool(e);
1850	+	}
1851	+	}
1852	+
1853	+	/**
1854	+	* timed invokeAll(c) throws NPE if c has null elements
1855	+	*/
1856	+	public void testTimedInvokeAll3() throws Exception {
1857	+	ExecutorService e =
1858	+	new ThreadPoolExecutor(2, 2,
1859	+	LONG_DELAY_MS, MILLISECONDS,
1860	+	new ArrayBlockingQueue<Runnable>(10));
1861	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1862	+	l.add(new StringTask());
1863	+	l.add(null);
1864	+	try {
1865	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1866	+	shouldThrow();
1867	+	} catch (NullPointerException success) {
1868	+	} finally {
1869	+	joinPool(e);
1870	+	}
1871	+	}
1872	+
1873	+	/**
1874	+	* get of element of invokeAll(c) throws exception on failed task
1875	+	*/
1876	+	public void testTimedInvokeAll4() throws Exception {
1877	+	ExecutorService e =
1878	+	new ThreadPoolExecutor(2, 2,
1879	+	LONG_DELAY_MS, MILLISECONDS,
1880	+	new ArrayBlockingQueue<Runnable>(10));
1881	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1882	+	l.add(new NPETask());
1883	+	List<Future<String>> futures =
1884	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1885	+	assertEquals(1, futures.size());
1886	+	try {
1887	+	futures.get(0).get();
1888	+	shouldThrow();
1889	+	} catch (ExecutionException success) {
1890	+	assertTrue(success.getCause() instanceof NullPointerException);
1891	+	} finally {
1892	+	joinPool(e);
1893	+	}
1894	+	}
1895	+
1896	+	/**
1897	+	* timed invokeAll(c) returns results of all completed tasks
1898	+	*/
1899	+	public void testTimedInvokeAll5() throws Exception {
1900	+	ExecutorService e =
1901	+	new ThreadPoolExecutor(2, 2,
1902	+	LONG_DELAY_MS, MILLISECONDS,
1903	+	new ArrayBlockingQueue<Runnable>(10));
1904	+	try {
1905	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1906	+	l.add(new StringTask());
1907	+	l.add(new StringTask());
1908	+	List<Future<String>> futures =
1909	+	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1910	+	assertEquals(2, futures.size());
1911	+	for (Future<String> future : futures)
1912	+	assertSame(TEST_STRING, future.get());
1913	+	} finally {
1914	+	joinPool(e);
1915	+	}
1916	+	}
1917	+
1918	+	/**
1919	+	* timed invokeAll(c) cancels tasks not completed by timeout
1920	+	*/
1921	+	public void testTimedInvokeAll6() throws Exception {
1922	+	ExecutorService e =
1923	+	new ThreadPoolExecutor(2, 2,
1924	+	LONG_DELAY_MS, MILLISECONDS,
1925	+	new ArrayBlockingQueue<Runnable>(10));
1926	+	try {
1927	+	for (long timeout = timeoutMillis();;) {
1928	+	List<Callable<String>> tasks = new ArrayList<>();
1929	+	tasks.add(new StringTask("0"));
1930	+	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1931	+	tasks.add(new StringTask("2"));
1932	+	long startTime = System.nanoTime();
1933	+	List<Future<String>> futures =
1934	+	e.invokeAll(tasks, timeout, MILLISECONDS);
1935	+	assertEquals(tasks.size(), futures.size());
1936	+	assertTrue(millisElapsedSince(startTime) >= timeout);
1937	+	for (Future future : futures)
1938	+	assertTrue(future.isDone());
1939	+	assertTrue(futures.get(1).isCancelled());
1940	+	try {
1941	+	assertEquals("0", futures.get(0).get());
1942	+	assertEquals("2", futures.get(2).get());
1943	+	break;
1944	+	} catch (CancellationException retryWithLongerTimeout) {
1945	+	timeout *= 2;
1946	+	if (timeout >= LONG_DELAY_MS / 2)
1947	+	fail("expected exactly one task to be cancelled");
1948	+	}
1949	+	}
1950	+	} finally {
1951	+	joinPool(e);
1952	+	}
1953	+	}
1954	+
1955	+	/**
1956	+	* Execution continues if there is at least one thread even if
1957	+	* thread factory fails to create more
1958	+	*/
1959	+	public void testFailingThreadFactory() throws InterruptedException {
1960	+	final ExecutorService e =
1961	+	new ThreadPoolExecutor(100, 100,
1962	+	LONG_DELAY_MS, MILLISECONDS,
1963	+	new LinkedBlockingQueue<Runnable>(),
1964	+	new FailingThreadFactory());
1965	+	try {
1966	+	final int TASKS = 100;
1967	+	final CountDownLatch done = new CountDownLatch(TASKS);
1968	+	for (int k = 0; k < TASKS; ++k)
1969	+	e.execute(new CheckedRunnable() {
1970	+	public void realRun() {
1971	+	done.countDown();
1972	+	}});
1973	+	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
1974	+	} finally {
1975	+	joinPool(e);
1976	+	}
1977	+	}
1978	+
1979	+	/**
1980	+	* allowsCoreThreadTimeOut is by default false.
1981	+	*/
1982	+	public void testAllowsCoreThreadTimeOut() {
1983	+	final ThreadPoolExecutor p =
1984	+	new ThreadPoolExecutor(2, 2,
1985	+	1000, MILLISECONDS,
1986	+	new ArrayBlockingQueue<Runnable>(10));
1987	+	assertFalse(p.allowsCoreThreadTimeOut());
1988	+	joinPool(p);
1989	+	}
1990	+
1991	+	/**
1992	+	* allowCoreThreadTimeOut(true) causes idle threads to time out
1993	+	*/
1994	+	public void testAllowCoreThreadTimeOut_true() throws Exception {
1995	+	long keepAliveTime = timeoutMillis();
1996	+	final ThreadPoolExecutor p =
1997	+	new ThreadPoolExecutor(2, 10,
1998	+	keepAliveTime, MILLISECONDS,
1999	+	new ArrayBlockingQueue<Runnable>(10));
2000	+	final CountDownLatch threadStarted = new CountDownLatch(1);
2001	+	try {
2002	+	p.allowCoreThreadTimeOut(true);
2003	+	p.execute(new CheckedRunnable() {
2004	+	public void realRun() {
2005	+	threadStarted.countDown();
2006	+	assertEquals(1, p.getPoolSize());
2007	+	}});
2008	+	await(threadStarted);
2009	+	delay(keepAliveTime);
2010	+	long startTime = System.nanoTime();
2011	+	while (p.getPoolSize() > 0
2012	+	&& millisElapsedSince(startTime) < LONG_DELAY_MS)
2013	+	Thread.yield();
2014	+	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
2015	+	assertEquals(0, p.getPoolSize());
2016	+	} finally {
2017	+	joinPool(p);
2018	+	}
2019	+	}
2020	+
2021	+	/**
2022	+	* allowCoreThreadTimeOut(false) causes idle threads not to time out
2023	+	*/
2024	+	public void testAllowCoreThreadTimeOut_false() throws Exception {
2025	+	long keepAliveTime = timeoutMillis();
2026	+	final ThreadPoolExecutor p =
2027	+	new ThreadPoolExecutor(2, 10,
2028	+	keepAliveTime, MILLISECONDS,
2029	+	new ArrayBlockingQueue<Runnable>(10));
2030	+	final CountDownLatch threadStarted = new CountDownLatch(1);
2031	+	try {
2032	+	p.allowCoreThreadTimeOut(false);
2033	+	p.execute(new CheckedRunnable() {
2034	+	public void realRun() throws InterruptedException {
2035	+	threadStarted.countDown();
2036	+	assertTrue(p.getPoolSize() >= 1);
2037	+	}});
2038	+	delay(2 * keepAliveTime);
2039	+	assertTrue(p.getPoolSize() >= 1);
2040	+	} finally {
2041	+	joinPool(p);
2042	+	}
2043	+	}
2044	+
2045	+	/**
2046	+	* execute allows the same task to be submitted multiple times, even
2047	+	* if rejected
2048	+	*/
2049	+	public void testRejectedRecycledTask() throws InterruptedException {
2050	+	final int nTasks = 1000;
2051	+	final CountDownLatch done = new CountDownLatch(nTasks);
2052	+	final Runnable recycledTask = new Runnable() {
2053	+	public void run() {
2054	+	done.countDown();
2055	+	}};
2056	+	final ThreadPoolExecutor p =
2057	+	new ThreadPoolExecutor(1, 30,
2058	+	60, SECONDS,
2059	+	new ArrayBlockingQueue(30));
2060	+	try {
2061	+	for (int i = 0; i < nTasks; ++i) {
2062	+	for (;;) {
2063	+	try {
2064	+	p.execute(recycledTask);
2065	+	break;
2066	+	}
2067	+	catch (RejectedExecutionException ignore) {}
2068	+	}
2069	+	}
2070	+	// enough time to run all tasks
2071	+	assertTrue(done.await(nTasks * SHORT_DELAY_MS, MILLISECONDS));
2072	+	} finally {
2073	+	joinPool(p);
2074	+	}
2075	+	}
2076	+
2077	+	/**
2078	+	* get(cancelled task) throws CancellationException
2079	+	*/
2080	+	public void testGet_cancelled() throws Exception {
2081	+	final ExecutorService e =
2082	+	new ThreadPoolExecutor(1, 1,
2083	+	LONG_DELAY_MS, MILLISECONDS,
2084	+	new LinkedBlockingQueue<Runnable>());
2085	+	try {
2086	+	final CountDownLatch blockerStarted = new CountDownLatch(1);
2087	+	final CountDownLatch done = new CountDownLatch(1);
2088	+	final List<Future<?>> futures = new ArrayList<>();
2089	+	for (int i = 0; i < 2; i++) {
2090	+	Runnable r = new CheckedRunnable() { public void realRun()
2091	+	throws Throwable {
2092	+	blockerStarted.countDown();
2093	+	assertTrue(done.await(2 * LONG_DELAY_MS, MILLISECONDS));
2094	+	}};
2095	+	futures.add(e.submit(r));
2096	+	}
2097	+	assertTrue(blockerStarted.await(LONG_DELAY_MS, MILLISECONDS));
2098	+	for (Future<?> future : futures) future.cancel(false);
2099	+	for (Future<?> future : futures) {
2100	+	try {
2101	+	future.get();
2102	+	shouldThrow();
2103	+	} catch (CancellationException success) {}
2104	+	try {
2105	+	future.get(LONG_DELAY_MS, MILLISECONDS);
2106	+	shouldThrow();
2107	+	} catch (CancellationException success) {}
2108	+	assertTrue(future.isCancelled());
2109	+	assertTrue(future.isDone());
2110	+	}
2111	+	done.countDown();
2112	+	} finally {
2113	+	joinPool(e);
2114	+	}
2115	+	}
2116	+
2117		}

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