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Comparing jsr166/src/test/tck/ThreadPoolExecutorTest.java (file contents):
Revision 1.5 by dl, Sat Sep 20 18:20:08 2003 UTC vs.
Revision 1.50 by jsr166, Wed Dec 31 19:05:43 2014 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	>
12	>	import java.util.ArrayList;
13		import java.util.List;
14	+	import java.util.concurrent.ArrayBlockingQueue;
15	+	import java.util.concurrent.BlockingQueue;
16	+	import java.util.concurrent.Callable;
17	+	import java.util.concurrent.CountDownLatch;
18	+	import java.util.concurrent.ExecutionException;
19	+	import java.util.concurrent.Executors;
20	+	import java.util.concurrent.ExecutorService;
21	+	import java.util.concurrent.Future;
22	+	import java.util.concurrent.FutureTask;
23	+	import java.util.concurrent.LinkedBlockingQueue;
24	+	import java.util.concurrent.RejectedExecutionException;
25	+	import java.util.concurrent.RejectedExecutionHandler;
26	+	import java.util.concurrent.SynchronousQueue;
27	+	import java.util.concurrent.ThreadFactory;
28	+	import java.util.concurrent.ThreadPoolExecutor;
29	+	import java.util.concurrent.TimeUnit;
30	+
31	+	import junit.framework.Test;
32	+	import junit.framework.TestSuite;
33
34		public class ThreadPoolExecutorTest extends JSR166TestCase {
35		public static void main(String[] args) {
36	<	junit.textui.TestRunner.run (suite());
36	>	junit.textui.TestRunner.run(suite());
37		}
38		public static Test suite() {
39		return new TestSuite(ThreadPoolExecutorTest.class);
40		}
41	<
41	>
42	>	static class ExtendedTPE extends ThreadPoolExecutor {
43	>	final CountDownLatch beforeCalled = new CountDownLatch(1);
44	>	final CountDownLatch afterCalled = new CountDownLatch(1);
45	>	final CountDownLatch terminatedCalled = new CountDownLatch(1);
46	>
47	>	public ExtendedTPE() {
48	>	super(1, 1, LONG_DELAY_MS, MILLISECONDS, new SynchronousQueue<Runnable>());
49	>	}
50	>	protected void beforeExecute(Thread t, Runnable r) {
51	>	beforeCalled.countDown();
52	>	}
53	>	protected void afterExecute(Runnable r, Throwable t) {
54	>	afterCalled.countDown();
55	>	}
56	>	protected void terminated() {
57	>	terminatedCalled.countDown();
58	>	}
59	>
60	>	public boolean beforeCalled() {
61	>	return beforeCalled.getCount() == 0;
62	>	}
63	>	public boolean afterCalled() {
64	>	return afterCalled.getCount() == 0;
65	>	}
66	>	public boolean terminatedCalled() {
67	>	return terminatedCalled.getCount() == 0;
68	>	}
69	>	}
70	>
71	>	static class FailingThreadFactory implements ThreadFactory {
72	>	int calls = 0;
73	>	public Thread newThread(Runnable r) {
74	>	if (++calls > 1) return null;
75	>	return new Thread(r);
76	>	}
77	>	}
78	>
79		/**
80	<	* For use as ThreadFactory in constructors
80	>	* execute successfully executes a runnable
81		*/
82	<	static class MyThreadFactory implements ThreadFactory{
83	<	public Thread newThread(Runnable r){
84	<	return new Thread(r);
85	<	}
82	>	public void testExecute() throws InterruptedException {
83	>	final ThreadPoolExecutor p =
84	>	new ThreadPoolExecutor(1, 1,
85	>	LONG_DELAY_MS, MILLISECONDS,
86	>	new ArrayBlockingQueue<Runnable>(10));
87	>	final CountDownLatch done = new CountDownLatch(1);
88	>	final Runnable task = new CheckedRunnable() {
89	>	public void realRun() {
90	>	done.countDown();
91	>	}};
92	>	try {
93	>	p.execute(task);
94	>	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
95	>	} finally {
96	>	joinPool(p);
97	>	}
98		}
99
100		/**
101	<	* For use as RejectedExecutionHandler in constructors
101	>	* getActiveCount increases but doesn't overestimate, when a
102	>	* thread becomes active
103		*/
104	<	static class MyREHandler implements RejectedExecutionHandler{
105	<	public void rejectedExecution(Runnable r, ThreadPoolExecutor executor){}
104	>	public void testGetActiveCount() throws InterruptedException {
105	>	final ThreadPoolExecutor p =
106	>	new ThreadPoolExecutor(2, 2,
107	>	LONG_DELAY_MS, MILLISECONDS,
108	>	new ArrayBlockingQueue<Runnable>(10));
109	>	final CountDownLatch threadStarted = new CountDownLatch(1);
110	>	final CountDownLatch done = new CountDownLatch(1);
111	>	try {
112	>	assertEquals(0, p.getActiveCount());
113	>	p.execute(new CheckedRunnable() {
114	>	public void realRun() throws InterruptedException {
115	>	threadStarted.countDown();
116	>	assertEquals(1, p.getActiveCount());
117	>	done.await();
118	>	}});
119	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
120	>	assertEquals(1, p.getActiveCount());
121	>	} finally {
122	>	done.countDown();
123	>	joinPool(p);
124	>	}
125		}
126	<
126	>
127		/**
128	<	*   execute successfully executes a runnable
128	>	* prestartCoreThread starts a thread if under corePoolSize, else doesn't
129		*/
130	<	public void testExecute() {
131	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
132	<	try {
133	<	p1.execute(new Runnable() {
134	<	public void run() {
135	<	try {
136	<	Thread.sleep(SHORT_DELAY_MS);
137	<	} catch(InterruptedException e){
138	<	threadUnexpectedException();
139	<	}
140	<	}
141	<	});
142	<	Thread.sleep(SMALL_DELAY_MS);
52	<	} catch(InterruptedException e){
53	<	unexpectedException();
54	<	}
55	<	joinPool(p1);
130	>	public void testPrestartCoreThread() {
131	>	final ThreadPoolExecutor p =
132	>	new ThreadPoolExecutor(2, 2,
133	>	LONG_DELAY_MS, MILLISECONDS,
134	>	new ArrayBlockingQueue<Runnable>(10));
135	>	assertEquals(0, p.getPoolSize());
136	>	assertTrue(p.prestartCoreThread());
137	>	assertEquals(1, p.getPoolSize());
138	>	assertTrue(p.prestartCoreThread());
139	>	assertEquals(2, p.getPoolSize());
140	>	assertFalse(p.prestartCoreThread());
141	>	assertEquals(2, p.getPoolSize());
142	>	joinPool(p);
143		}
144
145		/**
146	<	*   getActiveCount gives correct values
146	>	* prestartAllCoreThreads starts all corePoolSize threads
147		*/
148	<	public void testGetActiveCount() {
149	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
150	<	assertEquals(0, p2.getActiveCount());
151	<	p2.execute(new MediumRunnable());
152	<	try {
153	<	Thread.sleep(SHORT_DELAY_MS);
154	<	} catch(Exception e){
155	<	unexpectedException();
156	<	}
157	<	assertEquals(1, p2.getActiveCount());
158	<	joinPool(p2);
148	>	public void testPrestartAllCoreThreads() {
149	>	final ThreadPoolExecutor p =
150	>	new ThreadPoolExecutor(2, 2,
151	>	LONG_DELAY_MS, MILLISECONDS,
152	>	new ArrayBlockingQueue<Runnable>(10));
153	>	assertEquals(0, p.getPoolSize());
154	>	p.prestartAllCoreThreads();
155	>	assertEquals(2, p.getPoolSize());
156	>	p.prestartAllCoreThreads();
157	>	assertEquals(2, p.getPoolSize());
158	>	joinPool(p);
159		}
160	<
160	>
161		/**
162	<	*   getCompleteTaskCount gives correct values
162	>	* getCompletedTaskCount increases, but doesn't overestimate,
163	>	* when tasks complete
164		*/
165	<	public void testGetCompletedTaskCount() {
166	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
167	<	assertEquals(0, p2.getCompletedTaskCount());
168	<	p2.execute(new ShortRunnable());
169	<	try {
170	<	Thread.sleep(MEDIUM_DELAY_MS);
171	<	} catch(Exception e){
172	<	unexpectedException();
165	>	public void testGetCompletedTaskCount() throws InterruptedException {
166	>	final ThreadPoolExecutor p =
167	>	new ThreadPoolExecutor(2, 2,
168	>	LONG_DELAY_MS, MILLISECONDS,
169	>	new ArrayBlockingQueue<Runnable>(10));
170	>	final CountDownLatch threadStarted = new CountDownLatch(1);
171	>	final CountDownLatch threadProceed = new CountDownLatch(1);
172	>	final CountDownLatch threadDone = new CountDownLatch(1);
173	>	try {
174	>	assertEquals(0, p.getCompletedTaskCount());
175	>	p.execute(new CheckedRunnable() {
176	>	public void realRun() throws InterruptedException {
177	>	threadStarted.countDown();
178	>	assertEquals(0, p.getCompletedTaskCount());
179	>	threadProceed.await();
180	>	threadDone.countDown();
181	>	}});
182	>	await(threadStarted);
183	>	assertEquals(0, p.getCompletedTaskCount());
184	>	threadProceed.countDown();
185	>	threadDone.await();
186	>	long startTime = System.nanoTime();
187	>	while (p.getCompletedTaskCount() != 1) {
188	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
189	>	fail("timed out");
190	>	Thread.yield();
191	>	}
192	>	} finally {
193	>	joinPool(p);
194		}
86	–	assertEquals(1, p2.getCompletedTaskCount());
87	–	p2.shutdown();
88	–	joinPool(p2);
195		}
196	<
196	>
197		/**
198	<	*   getCorePoolSize gives correct values
198	>	* getCorePoolSize returns size given in constructor if not otherwise set
199		*/
200		public void testGetCorePoolSize() {
201	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
202	<	assertEquals(1, p1.getCorePoolSize());
203	<	joinPool(p1);
201	>	final ThreadPoolExecutor p =
202	>	new ThreadPoolExecutor(1, 1,
203	>	LONG_DELAY_MS, MILLISECONDS,
204	>	new ArrayBlockingQueue<Runnable>(10));
205	>	assertEquals(1, p.getCorePoolSize());
206	>	joinPool(p);
207		}
208	<
208	>
209		/**
210	<	*   getKeepAliveTime gives correct values
210	>	* getKeepAliveTime returns value given in constructor if not otherwise set
211		*/
212		public void testGetKeepAliveTime() {
213	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, 1000, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
214	<	assertEquals(1, p2.getKeepAliveTime(TimeUnit.SECONDS));
215	<	joinPool(p2);
216	<	}
217	<
218	<	/**
110	<	*   getLargestPoolSize gives correct values
111	<	*/
112	<	public void testGetLargestPoolSize() {
113	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
114	<	try {
115	<	assertEquals(0, p2.getLargestPoolSize());
116	<	p2.execute(new MediumRunnable());
117	<	p2.execute(new MediumRunnable());
118	<	Thread.sleep(SHORT_DELAY_MS);
119	<	assertEquals(2, p2.getLargestPoolSize());
120	<	} catch(Exception e){
121	<	unexpectedException();
122	<	}
123	<	joinPool(p2);
213	>	final ThreadPoolExecutor p =
214	>	new ThreadPoolExecutor(2, 2,
215	>	1000, MILLISECONDS,
216	>	new ArrayBlockingQueue<Runnable>(10));
217	>	assertEquals(1, p.getKeepAliveTime(TimeUnit.SECONDS));
218	>	joinPool(p);
219		}
220	<
220	>
221		/**
222	<	*   getMaximumPoolSize gives correct values
222	>	* getThreadFactory returns factory in constructor if not set
223		*/
224	<	public void testGetMaximumPoolSize() {
225	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
226	<	assertEquals(2, p2.getMaximumPoolSize());
227	<	joinPool(p2);
224	>	public void testGetThreadFactory() {
225	>	ThreadFactory tf = new SimpleThreadFactory();
226	>	final ThreadPoolExecutor p =
227	>	new ThreadPoolExecutor(1, 2,
228	>	LONG_DELAY_MS, MILLISECONDS,
229	>	new ArrayBlockingQueue<Runnable>(10),
230	>	tf,
231	>	new NoOpREHandler());
232	>	assertSame(tf, p.getThreadFactory());
233	>	joinPool(p);
234		}
235	<
235	>
236		/**
237	<	*   getPoolSize gives correct values
237	>	* setThreadFactory sets the thread factory returned by getThreadFactory
238		*/
239	<	public void testGetPoolSize() {
240	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
241	<	assertEquals(0, p1.getPoolSize());
242	<	p1.execute(new MediumRunnable());
243	<	assertEquals(1, p1.getPoolSize());
244	<	joinPool(p1);
239	>	public void testSetThreadFactory() {
240	>	final ThreadPoolExecutor p =
241	>	new ThreadPoolExecutor(1, 2,
242	>	LONG_DELAY_MS, MILLISECONDS,
243	>	new ArrayBlockingQueue<Runnable>(10));
244	>	ThreadFactory tf = new SimpleThreadFactory();
245	>	p.setThreadFactory(tf);
246	>	assertSame(tf, p.getThreadFactory());
247	>	joinPool(p);
248		}
249	<
249	>
250		/**
251	<	*   getTaskCount gives correct values
251	>	* setThreadFactory(null) throws NPE
252		*/
253	<	public void testGetTaskCount() {
254	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
253	>	public void testSetThreadFactoryNull() {
254	>	final ThreadPoolExecutor p =
255	>	new ThreadPoolExecutor(1, 2,
256	>	LONG_DELAY_MS, MILLISECONDS,
257	>	new ArrayBlockingQueue<Runnable>(10));
258		try {
259	<	assertEquals(0, p1.getTaskCount());
260	<	p1.execute(new MediumRunnable());
261	<	Thread.sleep(SHORT_DELAY_MS);
262	<	assertEquals(1, p1.getTaskCount());
263	<	} catch(Exception e){
264	<	unexpectedException();
158	<	}
159	<	joinPool(p1);
259	>	p.setThreadFactory(null);
260	>	shouldThrow();
261	>	} catch (NullPointerException success) {
262	>	} finally {
263	>	joinPool(p);
264	>	}
265		}
266	<
266	>
267		/**
268	<	*   isShutDown gives correct values
268	>	* getRejectedExecutionHandler returns handler in constructor if not set
269		*/
270	<	public void testIsShutdown() {
271	<
272	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
273	<	assertFalse(p1.isShutdown());
274	<	p1.shutdown();
275	<	assertTrue(p1.isShutdown());
276	<	joinPool(p1);
270	>	public void testGetRejectedExecutionHandler() {
271	>	final RejectedExecutionHandler h = new NoOpREHandler();
272	>	final ThreadPoolExecutor p =
273	>	new ThreadPoolExecutor(1, 2,
274	>	LONG_DELAY_MS, MILLISECONDS,
275	>	new ArrayBlockingQueue<Runnable>(10),
276	>	h);
277	>	assertSame(h, p.getRejectedExecutionHandler());
278	>	joinPool(p);
279	>	}
280	>
281	>	/**
282	>	* setRejectedExecutionHandler sets the handler returned by
283	>	* getRejectedExecutionHandler
284	>	*/
285	>	public void testSetRejectedExecutionHandler() {
286	>	final ThreadPoolExecutor p =
287	>	new ThreadPoolExecutor(1, 2,
288	>	LONG_DELAY_MS, MILLISECONDS,
289	>	new ArrayBlockingQueue<Runnable>(10));
290	>	RejectedExecutionHandler h = new NoOpREHandler();
291	>	p.setRejectedExecutionHandler(h);
292	>	assertSame(h, p.getRejectedExecutionHandler());
293	>	joinPool(p);
294		}
295
174	–
296		/**
297	<	*   isTerminated gives correct values
177	<	*  Makes sure termination does not take an innapropriate
178	<	*  amount of time
297	>	* setRejectedExecutionHandler(null) throws NPE
298		*/
299	<	public void testIsTerminated() {
300	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
299	>	public void testSetRejectedExecutionHandlerNull() {
300	>	final ThreadPoolExecutor p =
301	>	new ThreadPoolExecutor(1, 2,
302	>	LONG_DELAY_MS, MILLISECONDS,
303	>	new ArrayBlockingQueue<Runnable>(10));
304		try {
305	<	p1.execute(new MediumRunnable());
305	>	p.setRejectedExecutionHandler(null);
306	>	shouldThrow();
307	>	} catch (NullPointerException success) {
308		} finally {
309	<	p1.shutdown();
309	>	joinPool(p);
310		}
187	–	try {
188	–	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
189	–	assertTrue(p1.isTerminated());
190	–	} catch(Exception e){
191	–	unexpectedException();
192	–	}
311		}
312
313		/**
314	<	*  isTerminating gives correct values
314	>	* getLargestPoolSize increases, but doesn't overestimate, when
315	>	* multiple threads active
316		*/
317	<	public void testIsTerminating() {
318	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
319	<	assertFalse(p1.isTerminating());
320	<	try {
321	<	p1.execute(new SmallRunnable());
322	<	assertFalse(p1.isTerminating());
317	>	public void testGetLargestPoolSize() throws InterruptedException {
318	>	final int THREADS = 3;
319	>	final ThreadPoolExecutor p =
320	>	new ThreadPoolExecutor(THREADS, THREADS,
321	>	LONG_DELAY_MS, MILLISECONDS,
322	>	new ArrayBlockingQueue<Runnable>(10));
323	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
324	>	final CountDownLatch done = new CountDownLatch(1);
325	>	try {
326	>	assertEquals(0, p.getLargestPoolSize());
327	>	for (int i = 0; i < THREADS; i++)
328	>	p.execute(new CheckedRunnable() {
329	>	public void realRun() throws InterruptedException {
330	>	threadsStarted.countDown();
331	>	done.await();
332	>	assertEquals(THREADS, p.getLargestPoolSize());
333	>	}});
334	>	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
335	>	assertEquals(THREADS, p.getLargestPoolSize());
336		} finally {
337	<	p1.shutdown();
337	>	done.countDown();
338	>	joinPool(p);
339	>	assertEquals(THREADS, p.getLargestPoolSize());
340		}
207	–	try {
208	–	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
209	–	assertTrue(p1.isTerminated());
210	–	assertFalse(p1.isTerminating());
211	–	} catch(Exception e){
212	–	unexpectedException();
213	–	}
341		}
342
343		/**
344	<	*   purge correctly removes cancelled tasks
345	<	*  from the queue
344	>	* getMaximumPoolSize returns value given in constructor if not
345	>	* otherwise set
346	>	*/
347	>	public void testGetMaximumPoolSize() {
348	>	final ThreadPoolExecutor p =
349	>	new ThreadPoolExecutor(2, 3,
350	>	LONG_DELAY_MS, MILLISECONDS,
351	>	new ArrayBlockingQueue<Runnable>(10));
352	>	assertEquals(3, p.getMaximumPoolSize());
353	>	joinPool(p);
354	>	}
355	>
356	>	/**
357	>	* getPoolSize increases, but doesn't overestimate, when threads
358	>	* become active
359		*/
360	<	public void testPurge() {
361	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
362	<	CancellableTask[] tasks = new CancellableTask[5];
363	<	for(int i = 0; i < 5; i++){
364	<	tasks[i] = new CancellableTask(new MediumPossiblyInterruptedRunnable());
365	<	p1.execute(tasks[i]);
360	>	public void testGetPoolSize() throws InterruptedException {
361	>	final ThreadPoolExecutor p =
362	>	new ThreadPoolExecutor(1, 1,
363	>	LONG_DELAY_MS, MILLISECONDS,
364	>	new ArrayBlockingQueue<Runnable>(10));
365	>	final CountDownLatch threadStarted = new CountDownLatch(1);
366	>	final CountDownLatch done = new CountDownLatch(1);
367	>	try {
368	>	assertEquals(0, p.getPoolSize());
369	>	p.execute(new CheckedRunnable() {
370	>	public void realRun() throws InterruptedException {
371	>	threadStarted.countDown();
372	>	assertEquals(1, p.getPoolSize());
373	>	done.await();
374	>	}});
375	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
376	>	assertEquals(1, p.getPoolSize());
377	>	} finally {
378	>	done.countDown();
379	>	joinPool(p);
380	>	}
381	>	}
382	>
383	>	/**
384	>	* getTaskCount increases, but doesn't overestimate, when tasks submitted
385	>	*/
386	>	public void testGetTaskCount() throws InterruptedException {
387	>	final ThreadPoolExecutor p =
388	>	new ThreadPoolExecutor(1, 1,
389	>	LONG_DELAY_MS, MILLISECONDS,
390	>	new ArrayBlockingQueue<Runnable>(10));
391	>	final CountDownLatch threadStarted = new CountDownLatch(1);
392	>	final CountDownLatch done = new CountDownLatch(1);
393	>	try {
394	>	assertEquals(0, p.getTaskCount());
395	>	p.execute(new CheckedRunnable() {
396	>	public void realRun() throws InterruptedException {
397	>	threadStarted.countDown();
398	>	assertEquals(1, p.getTaskCount());
399	>	done.await();
400	>	}});
401	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
402	>	assertEquals(1, p.getTaskCount());
403	>	} finally {
404	>	done.countDown();
405	>	joinPool(p);
406		}
227	–	tasks[4].cancel(true);
228	–	tasks[3].cancel(true);
229	–	p1.purge();
230	–	long count = p1.getTaskCount();
231	–	assertTrue(count >= 2 && count < 5);
232	–	joinPool(p1);
407		}
408
409		/**
410	<	*   shutDownNow returns a list
237	<	*  containing the correct number of elements
410	>	* isShutdown is false before shutdown, true after
411		*/
412	<	public void testShutDownNow() {
413	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
412	>	public void testIsShutdown() {
413	>	final ThreadPoolExecutor p =
414	>	new ThreadPoolExecutor(1, 1,
415	>	LONG_DELAY_MS, MILLISECONDS,
416	>	new ArrayBlockingQueue<Runnable>(10));
417	>	assertFalse(p.isShutdown());
418	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
419	>	assertTrue(p.isShutdown());
420	>	joinPool(p);
421	>	}
422	>
423	>	/**
424	>	* awaitTermination on a non-shutdown pool times out
425	>	*/
426	>	public void testAwaitTermination_timesOut() throws InterruptedException {
427	>	final ThreadPoolExecutor p =
428	>	new ThreadPoolExecutor(1, 1,
429	>	LONG_DELAY_MS, MILLISECONDS,
430	>	new ArrayBlockingQueue<Runnable>(10));
431	>	assertFalse(p.isTerminated());
432	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS));
433	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS));
434	>	assertFalse(p.awaitTermination(-1L, NANOSECONDS));
435	>	assertFalse(p.awaitTermination(-1L, MILLISECONDS));
436	>	assertFalse(p.awaitTermination(0L, NANOSECONDS));
437	>	assertFalse(p.awaitTermination(0L, MILLISECONDS));
438	>	long timeoutNanos = 999999L;
439	>	long startTime = System.nanoTime();
440	>	assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS));
441	>	assertTrue(System.nanoTime() - startTime >= timeoutNanos);
442	>	assertFalse(p.isTerminated());
443	>	startTime = System.nanoTime();
444	>	long timeoutMillis = timeoutMillis();
445	>	assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS));
446	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
447	>	assertFalse(p.isTerminated());
448	>	p.shutdown();
449	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
450	>	assertTrue(p.isTerminated());
451	>	}
452	>
453	>	/**
454	>	* isTerminated is false before termination, true after
455	>	*/
456	>	public void testIsTerminated() throws InterruptedException {
457	>	final ThreadPoolExecutor p =
458	>	new ThreadPoolExecutor(1, 1,
459	>	LONG_DELAY_MS, MILLISECONDS,
460	>	new ArrayBlockingQueue<Runnable>(10));
461	>	final CountDownLatch threadStarted = new CountDownLatch(1);
462	>	final CountDownLatch done = new CountDownLatch(1);
463	>	assertFalse(p.isTerminated());
464	>	try {
465	>	p.execute(new CheckedRunnable() {
466	>	public void realRun() throws InterruptedException {
467	>	assertFalse(p.isTerminated());
468	>	threadStarted.countDown();
469	>	done.await();
470	>	}});
471	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
472	>	assertFalse(p.isTerminating());
473	>	done.countDown();
474	>	} finally {
475	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
476	>	}
477	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
478	>	assertTrue(p.isTerminated());
479	>	}
480	>
481	>	/**
482	>	* isTerminating is not true when running or when terminated
483	>	*/
484	>	public void testIsTerminating() throws InterruptedException {
485	>	final ThreadPoolExecutor p =
486	>	new ThreadPoolExecutor(1, 1,
487	>	LONG_DELAY_MS, MILLISECONDS,
488	>	new ArrayBlockingQueue<Runnable>(10));
489	>	final CountDownLatch threadStarted = new CountDownLatch(1);
490	>	final CountDownLatch done = new CountDownLatch(1);
491	>	try {
492	>	assertFalse(p.isTerminating());
493	>	p.execute(new CheckedRunnable() {
494	>	public void realRun() throws InterruptedException {
495	>	assertFalse(p.isTerminating());
496	>	threadStarted.countDown();
497	>	done.await();
498	>	}});
499	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
500	>	assertFalse(p.isTerminating());
501	>	done.countDown();
502	>	} finally {
503	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
504	>	}
505	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
506	>	assertTrue(p.isTerminated());
507	>	assertFalse(p.isTerminating());
508	>	}
509	>
510	>	/**
511	>	* getQueue returns the work queue, which contains queued tasks
512	>	*/
513	>	public void testGetQueue() throws InterruptedException {
514	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
515	>	final ThreadPoolExecutor p =
516	>	new ThreadPoolExecutor(1, 1,
517	>	LONG_DELAY_MS, MILLISECONDS,
518	>	q);
519	>	final CountDownLatch threadStarted = new CountDownLatch(1);
520	>	final CountDownLatch done = new CountDownLatch(1);
521	>	try {
522	>	FutureTask[] tasks = new FutureTask[5];
523	>	for (int i = 0; i < tasks.length; i++) {
524	>	Callable task = new CheckedCallable<Boolean>() {
525	>	public Boolean realCall() throws InterruptedException {
526	>	threadStarted.countDown();
527	>	assertSame(q, p.getQueue());
528	>	done.await();
529	>	return Boolean.TRUE;
530	>	}};
531	>	tasks[i] = new FutureTask(task);
532	>	p.execute(tasks[i]);
533	>	}
534	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
535	>	assertSame(q, p.getQueue());
536	>	assertFalse(q.contains(tasks[0]));
537	>	assertTrue(q.contains(tasks[tasks.length - 1]));
538	>	assertEquals(tasks.length - 1, q.size());
539	>	} finally {
540	>	done.countDown();
541	>	joinPool(p);
542	>	}
543	>	}
544	>
545	>	/**
546	>	* remove(task) removes queued task, and fails to remove active task
547	>	*/
548	>	public void testRemove() throws InterruptedException {
549	>	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
550	>	final ThreadPoolExecutor p =
551	>	new ThreadPoolExecutor(1, 1,
552	>	LONG_DELAY_MS, MILLISECONDS,
553	>	q);
554	>	Runnable[] tasks = new Runnable[5];
555	>	final CountDownLatch threadStarted = new CountDownLatch(1);
556	>	final CountDownLatch done = new CountDownLatch(1);
557	>	try {
558	>	for (int i = 0; i < tasks.length; i++) {
559	>	tasks[i] = new CheckedRunnable() {
560	>	public void realRun() throws InterruptedException {
561	>	threadStarted.countDown();
562	>	done.await();
563	>	}};
564	>	p.execute(tasks[i]);
565	>	}
566	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
567	>	assertFalse(p.remove(tasks[0]));
568	>	assertTrue(q.contains(tasks[4]));
569	>	assertTrue(q.contains(tasks[3]));
570	>	assertTrue(p.remove(tasks[4]));
571	>	assertFalse(p.remove(tasks[4]));
572	>	assertFalse(q.contains(tasks[4]));
573	>	assertTrue(q.contains(tasks[3]));
574	>	assertTrue(p.remove(tasks[3]));
575	>	assertFalse(q.contains(tasks[3]));
576	>	} finally {
577	>	done.countDown();
578	>	joinPool(p);
579	>	}
580	>	}
581	>
582	>	/**
583	>	* purge removes cancelled tasks from the queue
584	>	*/
585	>	public void testPurge() throws InterruptedException {
586	>	final CountDownLatch threadStarted = new CountDownLatch(1);
587	>	final CountDownLatch done = new CountDownLatch(1);
588	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
589	>	final ThreadPoolExecutor p =
590	>	new ThreadPoolExecutor(1, 1,
591	>	LONG_DELAY_MS, MILLISECONDS,
592	>	q);
593	>	FutureTask[] tasks = new FutureTask[5];
594	>	try {
595	>	for (int i = 0; i < tasks.length; i++) {
596	>	Callable task = new CheckedCallable<Boolean>() {
597	>	public Boolean realCall() throws InterruptedException {
598	>	threadStarted.countDown();
599	>	done.await();
600	>	return Boolean.TRUE;
601	>	}};
602	>	tasks[i] = new FutureTask(task);
603	>	p.execute(tasks[i]);
604	>	}
605	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
606	>	assertEquals(tasks.length, p.getTaskCount());
607	>	assertEquals(tasks.length - 1, q.size());
608	>	assertEquals(1L, p.getActiveCount());
609	>	assertEquals(0L, p.getCompletedTaskCount());
610	>	tasks[4].cancel(true);
611	>	tasks[3].cancel(false);
612	>	p.purge();
613	>	assertEquals(tasks.length - 3, q.size());
614	>	assertEquals(tasks.length - 2, p.getTaskCount());
615	>	p.purge();         // Nothing to do
616	>	assertEquals(tasks.length - 3, q.size());
617	>	assertEquals(tasks.length - 2, p.getTaskCount());
618	>	} finally {
619	>	done.countDown();
620	>	joinPool(p);
621	>	}
622	>	}
623	>
624	>	/**
625	>	* shutdownNow returns a list containing tasks that were not run
626	>	*/
627	>	public void testShutdownNow() {
628	>	final ThreadPoolExecutor p =
629	>	new ThreadPoolExecutor(1, 1,
630	>	LONG_DELAY_MS, MILLISECONDS,
631	>	new ArrayBlockingQueue<Runnable>(10));
632		List l;
633		try {
634	<	for(int i = 0; i < 5; i++)
635	<	p1.execute(new MediumPossiblyInterruptedRunnable());
634	>	for (int i = 0; i < 5; i++)
635	>	p.execute(new MediumPossiblyInterruptedRunnable());
636		}
637		finally {
638	<	l = p1.shutdownNow();
638	>	try {
639	>	l = p.shutdownNow();
640	>	} catch (SecurityException ok) { return; }
641		}
642	<	assertTrue(p1.isShutdown());
643	<	assertTrue(l.size() <= 4);
642	>	assertTrue(p.isShutdown());
643	>	assertTrue(l.size() <= 4);
644		}
645
646		// Exception Tests
254	–
647
648	<	/** Throws if corePoolSize argument is less than zero */
648	>	/**
649	>	* Constructor throws if corePoolSize argument is less than zero
650	>	*/
651		public void testConstructor1() {
652		try {
653	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
653	>	new ThreadPoolExecutor(-1, 1,
654	>	LONG_DELAY_MS, MILLISECONDS,
655	>	new ArrayBlockingQueue<Runnable>(10));
656		shouldThrow();
657	<	}
262	<	catch (IllegalArgumentException success){}
657	>	} catch (IllegalArgumentException success) {}
658		}
659	<
660	<	/** Throws if maximumPoolSize is less than zero */
659	>
660	>	/**
661	>	* Constructor throws if maximumPoolSize is less than zero
662	>	*/
663		public void testConstructor2() {
664		try {
665	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
665	>	new ThreadPoolExecutor(1, -1,
666	>	LONG_DELAY_MS, MILLISECONDS,
667	>	new ArrayBlockingQueue<Runnable>(10));
668		shouldThrow();
669	<	}
271	<	catch (IllegalArgumentException success){}
669	>	} catch (IllegalArgumentException success) {}
670		}
671	<
672	<	/** Throws if maximumPoolSize is equal to zero */
671	>
672	>	/**
673	>	* Constructor throws if maximumPoolSize is equal to zero
674	>	*/
675		public void testConstructor3() {
676		try {
677	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
677	>	new ThreadPoolExecutor(1, 0,
678	>	LONG_DELAY_MS, MILLISECONDS,
679	>	new ArrayBlockingQueue<Runnable>(10));
680		shouldThrow();
681	<	}
280	<	catch (IllegalArgumentException success){}
681	>	} catch (IllegalArgumentException success) {}
682		}
683
684	<	/** Throws if keepAliveTime is less than zero */
684	>	/**
685	>	* Constructor throws if keepAliveTime is less than zero
686	>	*/
687		public void testConstructor4() {
688		try {
689	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
689	>	new ThreadPoolExecutor(1, 2,
690	>	-1L, MILLISECONDS,
691	>	new ArrayBlockingQueue<Runnable>(10));
692		shouldThrow();
693	<	}
289	<	catch (IllegalArgumentException success){}
693	>	} catch (IllegalArgumentException success) {}
694		}
695
696	<	/** Throws if corePoolSize is greater than the maximumPoolSize */
696	>	/**
697	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
698	>	*/
699		public void testConstructor5() {
700		try {
701	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
701	>	new ThreadPoolExecutor(2, 1,
702	>	LONG_DELAY_MS, MILLISECONDS,
703	>	new ArrayBlockingQueue<Runnable>(10));
704		shouldThrow();
705	<	}
298	<	catch (IllegalArgumentException success){}
705	>	} catch (IllegalArgumentException success) {}
706		}
707	<
708	<	/** Throws if workQueue is set to null */
709	<	public void testNullPointerException() {
707	>
708	>	/**
709	>	* Constructor throws if workQueue is set to null
710	>	*/
711	>	public void testConstructorNullPointerException() {
712		try {
713	<	new ThreadPoolExecutor(1,2,SHORT_DELAY_MS, TimeUnit.MILLISECONDS,null);
713	>	new ThreadPoolExecutor(1, 2,
714	>	LONG_DELAY_MS, MILLISECONDS,
715	>	(BlockingQueue) null);
716		shouldThrow();
717	<	}
307	<	catch (NullPointerException success){}
717	>	} catch (NullPointerException success) {}
718		}
309	–
719
720	<
721	<	/** Throws if corePoolSize argument is less than zero */
720	>	/**
721	>	* Constructor throws if corePoolSize argument is less than zero
722	>	*/
723		public void testConstructor6() {
724		try {
725	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new MyThreadFactory());
725	>	new ThreadPoolExecutor(-1, 1,
726	>	LONG_DELAY_MS, MILLISECONDS,
727	>	new ArrayBlockingQueue<Runnable>(10),
728	>	new SimpleThreadFactory());
729		shouldThrow();
730	<	} catch (IllegalArgumentException success){}
730	>	} catch (IllegalArgumentException success) {}
731		}
732	<
733	<	/** Throws if maximumPoolSize is less than zero */
732	>
733	>	/**
734	>	* Constructor throws if maximumPoolSize is less than zero
735	>	*/
736		public void testConstructor7() {
737		try {
738	<	new ThreadPoolExecutor(1,-1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new MyThreadFactory());
738	>	new ThreadPoolExecutor(1, -1,
739	>	LONG_DELAY_MS, MILLISECONDS,
740	>	new ArrayBlockingQueue<Runnable>(10),
741	>	new SimpleThreadFactory());
742		shouldThrow();
743	<	}
326	<	catch (IllegalArgumentException success){}
743	>	} catch (IllegalArgumentException success) {}
744		}
745
746	<	/** Throws if maximumPoolSize is equal to zero */
746	>	/**
747	>	* Constructor throws if maximumPoolSize is equal to zero
748	>	*/
749		public void testConstructor8() {
750		try {
751	<	new ThreadPoolExecutor(1,0,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new MyThreadFactory());
751	>	new ThreadPoolExecutor(1, 0,
752	>	LONG_DELAY_MS, MILLISECONDS,
753	>	new ArrayBlockingQueue<Runnable>(10),
754	>	new SimpleThreadFactory());
755		shouldThrow();
756	<	}
335	<	catch (IllegalArgumentException success){}
756	>	} catch (IllegalArgumentException success) {}
757		}
758
759	<	/** Throws if keepAliveTime is less than zero */
759	>	/**
760	>	* Constructor throws if keepAliveTime is less than zero
761	>	*/
762		public void testConstructor9() {
763		try {
764	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new MyThreadFactory());
764	>	new ThreadPoolExecutor(1, 2,
765	>	-1L, MILLISECONDS,
766	>	new ArrayBlockingQueue<Runnable>(10),
767	>	new SimpleThreadFactory());
768		shouldThrow();
769	<	}
344	<	catch (IllegalArgumentException success){}
769	>	} catch (IllegalArgumentException success) {}
770		}
771
772	<	/** Throws if corePoolSize is greater than the maximumPoolSize */
772	>	/**
773	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
774	>	*/
775		public void testConstructor10() {
776		try {
777	<	new ThreadPoolExecutor(2,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new MyThreadFactory());
777	>	new ThreadPoolExecutor(2, 1,
778	>	LONG_DELAY_MS, MILLISECONDS,
779	>	new ArrayBlockingQueue<Runnable>(10),
780	>	new SimpleThreadFactory());
781		shouldThrow();
782	<	}
353	<	catch (IllegalArgumentException success){}
782	>	} catch (IllegalArgumentException success) {}
783		}
784
785	<	/** Throws if workQueue is set to null */
786	<	public void testNullPointerException2() {
785	>	/**
786	>	* Constructor throws if workQueue is set to null
787	>	*/
788	>	public void testConstructorNullPointerException2() {
789		try {
790	<	new ThreadPoolExecutor(1,2,SHORT_DELAY_MS, TimeUnit.MILLISECONDS,null,new MyThreadFactory());
790	>	new ThreadPoolExecutor(1, 2,
791	>	LONG_DELAY_MS, MILLISECONDS,
792	>	(BlockingQueue) null,
793	>	new SimpleThreadFactory());
794		shouldThrow();
795	<	}
362	<	catch (NullPointerException success){}
795	>	} catch (NullPointerException success) {}
796		}
797
798	<	/** Throws if threadFactory is set to null */
799	<	public void testNullPointerException3() {
798	>	/**
799	>	* Constructor throws if threadFactory is set to null
800	>	*/
801	>	public void testConstructorNullPointerException3() {
802		try {
803	<	ThreadFactory f = null;
804	<	new ThreadPoolExecutor(1,2,SHORT_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f);
803	>	new ThreadPoolExecutor(1, 2,
804	>	LONG_DELAY_MS, MILLISECONDS,
805	>	new ArrayBlockingQueue<Runnable>(10),
806	>	(ThreadFactory) null);
807		shouldThrow();
808	<	}
372	<	catch (NullPointerException success){}
808	>	} catch (NullPointerException success) {}
809		}
810	<
811	<
812	<	/** Throws if corePoolSize argument is less than zero */
810	>
811	>	/**
812	>	* Constructor throws if corePoolSize argument is less than zero
813	>	*/
814		public void testConstructor11() {
815		try {
816	<	new ThreadPoolExecutor(-1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new MyREHandler());
816	>	new ThreadPoolExecutor(-1, 1,
817	>	LONG_DELAY_MS, MILLISECONDS,
818	>	new ArrayBlockingQueue<Runnable>(10),
819	>	new NoOpREHandler());
820		shouldThrow();
821	<	}
382	<	catch (IllegalArgumentException success){}
821	>	} catch (IllegalArgumentException success) {}
822		}
823
824	<	/** Throws if maximumPoolSize is less than zero */
824	>	/**
825	>	* Constructor throws if maximumPoolSize is less than zero
826	>	*/
827		public void testConstructor12() {
828		try {
829	<	new ThreadPoolExecutor(1,-1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new MyREHandler());
829	>	new ThreadPoolExecutor(1, -1,
830	>	LONG_DELAY_MS, MILLISECONDS,
831	>	new ArrayBlockingQueue<Runnable>(10),
832	>	new NoOpREHandler());
833		shouldThrow();
834	<	}
391	<	catch (IllegalArgumentException success){}
834	>	} catch (IllegalArgumentException success) {}
835		}
836
837	<	/** Throws if maximumPoolSize is equal to zero */
837	>	/**
838	>	* Constructor throws if maximumPoolSize is equal to zero
839	>	*/
840		public void testConstructor13() {
841		try {
842	<	new ThreadPoolExecutor(1,0,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new MyREHandler());
842	>	new ThreadPoolExecutor(1, 0,
843	>	LONG_DELAY_MS, MILLISECONDS,
844	>	new ArrayBlockingQueue<Runnable>(10),
845	>	new NoOpREHandler());
846		shouldThrow();
847	<	}
400	<	catch (IllegalArgumentException success){}
847	>	} catch (IllegalArgumentException success) {}
848		}
849
850	<	/** Throws if keepAliveTime is less than zero */
850	>	/**
851	>	* Constructor throws if keepAliveTime is less than zero
852	>	*/
853		public void testConstructor14() {
854		try {
855	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new MyREHandler());
855	>	new ThreadPoolExecutor(1, 2,
856	>	-1L, MILLISECONDS,
857	>	new ArrayBlockingQueue<Runnable>(10),
858	>	new NoOpREHandler());
859		shouldThrow();
860	<	}
409	<	catch (IllegalArgumentException success){}
860	>	} catch (IllegalArgumentException success) {}
861		}
862
863	<	/** Throws if corePoolSize is greater than the maximumPoolSize */
863	>	/**
864	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
865	>	*/
866		public void testConstructor15() {
867		try {
868	<	new ThreadPoolExecutor(2,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new MyREHandler());
868	>	new ThreadPoolExecutor(2, 1,
869	>	LONG_DELAY_MS, MILLISECONDS,
870	>	new ArrayBlockingQueue<Runnable>(10),
871	>	new NoOpREHandler());
872	>	shouldThrow();
873	>	} catch (IllegalArgumentException success) {}
874	>	}
875	>
876	>	/**
877	>	* Constructor throws if workQueue is set to null
878	>	*/
879	>	public void testConstructorNullPointerException4() {
880	>	try {
881	>	new ThreadPoolExecutor(1, 2,
882	>	LONG_DELAY_MS, MILLISECONDS,
883	>	(BlockingQueue) null,
884	>	new NoOpREHandler());
885	>	shouldThrow();
886	>	} catch (NullPointerException success) {}
887	>	}
888	>
889	>	/**
890	>	* Constructor throws if handler is set to null
891	>	*/
892	>	public void testConstructorNullPointerException5() {
893	>	try {
894	>	new ThreadPoolExecutor(1, 2,
895	>	LONG_DELAY_MS, MILLISECONDS,
896	>	new ArrayBlockingQueue<Runnable>(10),
897	>	(RejectedExecutionHandler) null);
898		shouldThrow();
899	+	} catch (NullPointerException success) {}
900	+	}
901	+
902	+	/**
903	+	* Constructor throws if corePoolSize argument is less than zero
904	+	*/
905	+	public void testConstructor16() {
906	+	try {
907	+	new ThreadPoolExecutor(-1, 1,
908	+	LONG_DELAY_MS, MILLISECONDS,
909	+	new ArrayBlockingQueue<Runnable>(10),
910	+	new SimpleThreadFactory(),
911	+	new NoOpREHandler());
912	+	shouldThrow();
913	+	} catch (IllegalArgumentException success) {}
914	+	}
915	+
916	+	/**
917	+	* Constructor throws if maximumPoolSize is less than zero
918	+	*/
919	+	public void testConstructor17() {
920	+	try {
921	+	new ThreadPoolExecutor(1, -1,
922	+	LONG_DELAY_MS, MILLISECONDS,
923	+	new ArrayBlockingQueue<Runnable>(10),
924	+	new SimpleThreadFactory(),
925	+	new NoOpREHandler());
926	+	shouldThrow();
927	+	} catch (IllegalArgumentException success) {}
928	+	}
929	+
930	+	/**
931	+	* Constructor throws if maximumPoolSize is equal to zero
932	+	*/
933	+	public void testConstructor18() {
934	+	try {
935	+	new ThreadPoolExecutor(1, 0,
936	+	LONG_DELAY_MS, MILLISECONDS,
937	+	new ArrayBlockingQueue<Runnable>(10),
938	+	new SimpleThreadFactory(),
939	+	new NoOpREHandler());
940	+	shouldThrow();
941	+	} catch (IllegalArgumentException success) {}
942	+	}
943	+
944	+	/**
945	+	* Constructor throws if keepAliveTime is less than zero
946	+	*/
947	+	public void testConstructor19() {
948	+	try {
949	+	new ThreadPoolExecutor(1, 2,
950	+	-1L, MILLISECONDS,
951	+	new ArrayBlockingQueue<Runnable>(10),
952	+	new SimpleThreadFactory(),
953	+	new NoOpREHandler());
954	+	shouldThrow();
955	+	} catch (IllegalArgumentException success) {}
956	+	}
957	+
958	+	/**
959	+	* Constructor throws if corePoolSize is greater than the maximumPoolSize
960	+	*/
961	+	public void testConstructor20() {
962	+	try {
963	+	new ThreadPoolExecutor(2, 1,
964	+	LONG_DELAY_MS, MILLISECONDS,
965	+	new ArrayBlockingQueue<Runnable>(10),
966	+	new SimpleThreadFactory(),
967	+	new NoOpREHandler());
968	+	shouldThrow();
969	+	} catch (IllegalArgumentException success) {}
970	+	}
971	+
972	+	/**
973	+	* Constructor throws if workQueue is null
974	+	*/
975	+	public void testConstructorNullPointerException6() {
976	+	try {
977	+	new ThreadPoolExecutor(1, 2,
978	+	LONG_DELAY_MS, MILLISECONDS,
979	+	(BlockingQueue) null,
980	+	new SimpleThreadFactory(),
981	+	new NoOpREHandler());
982	+	shouldThrow();
983	+	} catch (NullPointerException success) {}
984	+	}
985	+
986	+	/**
987	+	* Constructor throws if handler is null
988	+	*/
989	+	public void testConstructorNullPointerException7() {
990	+	try {
991	+	new ThreadPoolExecutor(1, 2,
992	+	LONG_DELAY_MS, MILLISECONDS,
993	+	new ArrayBlockingQueue<Runnable>(10),
994	+	new SimpleThreadFactory(),
995	+	(RejectedExecutionHandler) null);
996	+	shouldThrow();
997	+	} catch (NullPointerException success) {}
998	+	}
999	+
1000	+	/**
1001	+	* Constructor throws if ThreadFactory is null
1002	+	*/
1003	+	public void testConstructorNullPointerException8() {
1004	+	try {
1005	+	new ThreadPoolExecutor(1, 2,
1006	+	LONG_DELAY_MS, MILLISECONDS,
1007	+	new ArrayBlockingQueue<Runnable>(10),
1008	+	(ThreadFactory) null,
1009	+	new NoOpREHandler());
1010	+	shouldThrow();
1011	+	} catch (NullPointerException success) {}
1012	+	}
1013	+
1014	+	/**
1015	+	* get of submitted callable throws InterruptedException if interrupted
1016	+	*/
1017	+	public void testInterruptedSubmit() throws InterruptedException {
1018	+	final ThreadPoolExecutor p =
1019	+	new ThreadPoolExecutor(1, 1,
1020	+	60, TimeUnit.SECONDS,
1021	+	new ArrayBlockingQueue<Runnable>(10));
1022	+
1023	+	final CountDownLatch threadStarted = new CountDownLatch(1);
1024	+	final CountDownLatch done = new CountDownLatch(1);
1025	+	try {
1026	+	Thread t = newStartedThread(new CheckedInterruptedRunnable() {
1027	+	public void realRun() throws Exception {
1028	+	Callable task = new CheckedCallable<Boolean>() {
1029	+	public Boolean realCall() throws InterruptedException {
1030	+	threadStarted.countDown();
1031	+	done.await();
1032	+	return Boolean.TRUE;
1033	+	}};
1034	+	p.submit(task).get();
1035	+	}});
1036	+
1037	+	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
1038	+	t.interrupt();
1039	+	awaitTermination(t, MEDIUM_DELAY_MS);
1040	+	} finally {
1041	+	done.countDown();
1042	+	joinPool(p);
1043	+	}
1044	+	}
1045	+
1046	+	/**
1047	+	* execute throws RejectedExecutionException if saturated.
1048	+	*/
1049	+	public void testSaturatedExecute() {
1050	+	ThreadPoolExecutor p =
1051	+	new ThreadPoolExecutor(1, 1,
1052	+	LONG_DELAY_MS, MILLISECONDS,
1053	+	new ArrayBlockingQueue<Runnable>(1));
1054	+	final CountDownLatch done = new CountDownLatch(1);
1055	+	try {
1056	+	Runnable task = new CheckedRunnable() {
1057	+	public void realRun() throws InterruptedException {
1058	+	done.await();
1059	+	}};
1060	+	for (int i = 0; i < 2; ++i)
1061	+	p.execute(task);
1062	+	for (int i = 0; i < 2; ++i) {
1063	+	try {
1064	+	p.execute(task);
1065	+	shouldThrow();
1066	+	} catch (RejectedExecutionException success) {}
1067	+	assertTrue(p.getTaskCount() <= 2);
1068	+	}
1069	+	} finally {
1070	+	done.countDown();
1071	+	joinPool(p);
1072	+	}
1073	+	}
1074	+
1075	+	/**
1076	+	* submit(runnable) throws RejectedExecutionException if saturated.
1077	+	*/
1078	+	public void testSaturatedSubmitRunnable() {
1079	+	ThreadPoolExecutor p =
1080	+	new ThreadPoolExecutor(1, 1,
1081	+	LONG_DELAY_MS, MILLISECONDS,
1082	+	new ArrayBlockingQueue<Runnable>(1));
1083	+	final CountDownLatch done = new CountDownLatch(1);
1084	+	try {
1085	+	Runnable task = new CheckedRunnable() {
1086	+	public void realRun() throws InterruptedException {
1087	+	done.await();
1088	+	}};
1089	+	for (int i = 0; i < 2; ++i)
1090	+	p.submit(task);
1091	+	for (int i = 0; i < 2; ++i) {
1092	+	try {
1093	+	p.execute(task);
1094	+	shouldThrow();
1095	+	} catch (RejectedExecutionException success) {}
1096	+	assertTrue(p.getTaskCount() <= 2);
1097	+	}
1098	+	} finally {
1099	+	done.countDown();
1100	+	joinPool(p);
1101	+	}
1102	+	}
1103	+
1104	+	/**
1105	+	* submit(callable) throws RejectedExecutionException if saturated.
1106	+	*/
1107	+	public void testSaturatedSubmitCallable() {
1108	+	ThreadPoolExecutor p =
1109	+	new ThreadPoolExecutor(1, 1,
1110	+	LONG_DELAY_MS, MILLISECONDS,
1111	+	new ArrayBlockingQueue<Runnable>(1));
1112	+	final CountDownLatch done = new CountDownLatch(1);
1113	+	try {
1114	+	Runnable task = new CheckedRunnable() {
1115	+	public void realRun() throws InterruptedException {
1116	+	done.await();
1117	+	}};
1118	+	for (int i = 0; i < 2; ++i)
1119	+	p.submit(Executors.callable(task));
1120	+	for (int i = 0; i < 2; ++i) {
1121	+	try {
1122	+	p.execute(task);
1123	+	shouldThrow();
1124	+	} catch (RejectedExecutionException success) {}
1125	+	assertTrue(p.getTaskCount() <= 2);
1126	+	}
1127	+	} finally {
1128	+	done.countDown();
1129	+	joinPool(p);
1130		}
418	–	catch (IllegalArgumentException success){}
1131		}
1132
1133	<	/** Throws if workQueue is set to null */
1134	<	public void testNullPointerException4() {
1133	>	/**
1134	>	* executor using CallerRunsPolicy runs task if saturated.
1135	>	*/
1136	>	public void testSaturatedExecute2() {
1137	>	RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1138	>	final ThreadPoolExecutor p =
1139	>	new ThreadPoolExecutor(1, 1,
1140	>	LONG_DELAY_MS,
1141	>	MILLISECONDS,
1142	>	new ArrayBlockingQueue<Runnable>(1),
1143	>	h);
1144	>	try {
1145	>	TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1146	>	for (int i = 0; i < tasks.length; ++i)
1147	>	tasks[i] = new TrackedNoOpRunnable();
1148	>	TrackedLongRunnable mr = new TrackedLongRunnable();
1149	>	p.execute(mr);
1150	>	for (int i = 0; i < tasks.length; ++i)
1151	>	p.execute(tasks[i]);
1152	>	for (int i = 1; i < tasks.length; ++i)
1153	>	assertTrue(tasks[i].done);
1154	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1155	>	} finally {
1156	>	joinPool(p);
1157	>	}
1158	>	}
1159	>
1160	>	/**
1161	>	* executor using DiscardPolicy drops task if saturated.
1162	>	*/
1163	>	public void testSaturatedExecute3() {
1164	>	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1165	>	final ThreadPoolExecutor p =
1166	>	new ThreadPoolExecutor(1, 1,
1167	>	LONG_DELAY_MS, MILLISECONDS,
1168	>	new ArrayBlockingQueue<Runnable>(1),
1169	>	h);
1170	>	try {
1171	>	TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1172	>	for (int i = 0; i < tasks.length; ++i)
1173	>	tasks[i] = new TrackedNoOpRunnable();
1174	>	p.execute(new TrackedLongRunnable());
1175	>	for (TrackedNoOpRunnable task : tasks)
1176	>	p.execute(task);
1177	>	for (TrackedNoOpRunnable task : tasks)
1178	>	assertFalse(task.done);
1179	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1180	>	} finally {
1181	>	joinPool(p);
1182	>	}
1183	>	}
1184	>
1185	>	/**
1186	>	* executor using DiscardOldestPolicy drops oldest task if saturated.
1187	>	*/
1188	>	public void testSaturatedExecute4() {
1189	>	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1190	>	final ThreadPoolExecutor p =
1191	>	new ThreadPoolExecutor(1, 1,
1192	>	LONG_DELAY_MS, MILLISECONDS,
1193	>	new ArrayBlockingQueue<Runnable>(1),
1194	>	h);
1195	>	try {
1196	>	p.execute(new TrackedLongRunnable());
1197	>	TrackedLongRunnable r2 = new TrackedLongRunnable();
1198	>	p.execute(r2);
1199	>	assertTrue(p.getQueue().contains(r2));
1200	>	TrackedNoOpRunnable r3 = new TrackedNoOpRunnable();
1201	>	p.execute(r3);
1202	>	assertFalse(p.getQueue().contains(r2));
1203	>	assertTrue(p.getQueue().contains(r3));
1204	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1205	>	} finally {
1206	>	joinPool(p);
1207	>	}
1208	>	}
1209	>
1210	>	/**
1211	>	* execute throws RejectedExecutionException if shutdown
1212	>	*/
1213	>	public void testRejectedExecutionExceptionOnShutdown() {
1214	>	ThreadPoolExecutor p =
1215	>	new ThreadPoolExecutor(1, 1,
1216	>	LONG_DELAY_MS, MILLISECONDS,
1217	>	new ArrayBlockingQueue<Runnable>(1));
1218	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1219		try {
1220	<	new ThreadPoolExecutor(1,2,SHORT_DELAY_MS, TimeUnit.MILLISECONDS,null,new MyREHandler());
1220	>	p.execute(new NoOpRunnable());
1221		shouldThrow();
1222	+	} catch (RejectedExecutionException success) {}
1223	+
1224	+	joinPool(p);
1225	+	}
1226	+
1227	+	/**
1228	+	* execute using CallerRunsPolicy drops task on shutdown
1229	+	*/
1230	+	public void testCallerRunsOnShutdown() {
1231	+	RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1232	+	final ThreadPoolExecutor p =
1233	+	new ThreadPoolExecutor(1, 1,
1234	+	LONG_DELAY_MS, MILLISECONDS,
1235	+	new ArrayBlockingQueue<Runnable>(1), h);
1236	+
1237	+	try { p.shutdown(); } catch (SecurityException ok) { return; }
1238	+	try {
1239	+	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1240	+	p.execute(r);
1241	+	assertFalse(r.done);
1242	+	} finally {
1243	+	joinPool(p);
1244	+	}
1245	+	}
1246	+
1247	+	/**
1248	+	* execute using DiscardPolicy drops task on shutdown
1249	+	*/
1250	+	public void testDiscardOnShutdown() {
1251	+	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1252	+	ThreadPoolExecutor p =
1253	+	new ThreadPoolExecutor(1, 1,
1254	+	LONG_DELAY_MS, MILLISECONDS,
1255	+	new ArrayBlockingQueue<Runnable>(1),
1256	+	h);
1257	+
1258	+	try { p.shutdown(); } catch (SecurityException ok) { return; }
1259	+	try {
1260	+	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1261	+	p.execute(r);
1262	+	assertFalse(r.done);
1263	+	} finally {
1264	+	joinPool(p);
1265	+	}
1266	+	}
1267	+
1268	+	/**
1269	+	* execute using DiscardOldestPolicy drops task on shutdown
1270	+	*/
1271	+	public void testDiscardOldestOnShutdown() {
1272	+	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1273	+	ThreadPoolExecutor p =
1274	+	new ThreadPoolExecutor(1, 1,
1275	+	LONG_DELAY_MS, MILLISECONDS,
1276	+	new ArrayBlockingQueue<Runnable>(1),
1277	+	h);
1278	+
1279	+	try { p.shutdown(); } catch (SecurityException ok) { return; }
1280	+	try {
1281	+	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1282	+	p.execute(r);
1283	+	assertFalse(r.done);
1284	+	} finally {
1285	+	joinPool(p);
1286		}
427	–	catch (NullPointerException success){}
1287		}
1288
1289	<	/** Throws if handler is set to null */
1290	<	public void testNullPointerException5() {
1289	>	/**
1290	>	* execute(null) throws NPE
1291	>	*/
1292	>	public void testExecuteNull() {
1293	>	ThreadPoolExecutor p =
1294	>	new ThreadPoolExecutor(1, 2,
1295	>	LONG_DELAY_MS, MILLISECONDS,
1296	>	new ArrayBlockingQueue<Runnable>(10));
1297		try {
1298	<	RejectedExecutionHandler r = null;
434	<	new ThreadPoolExecutor(1,2,SHORT_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r);
1298	>	p.execute(null);
1299		shouldThrow();
1300	+	} catch (NullPointerException success) {}
1301	+
1302	+	joinPool(p);
1303	+	}
1304	+
1305	+	/**
1306	+	* setCorePoolSize of negative value throws IllegalArgumentException
1307	+	*/
1308	+	public void testCorePoolSizeIllegalArgumentException() {
1309	+	ThreadPoolExecutor p =
1310	+	new ThreadPoolExecutor(1, 2,
1311	+	LONG_DELAY_MS, MILLISECONDS,
1312	+	new ArrayBlockingQueue<Runnable>(10));
1313	+	try {
1314	+	p.setCorePoolSize(-1);
1315	+	shouldThrow();
1316	+	} catch (IllegalArgumentException success) {
1317	+	} finally {
1318	+	try { p.shutdown(); } catch (SecurityException ok) { return; }
1319		}
1320	<	catch (NullPointerException success){}
1320	>	joinPool(p);
1321		}
1322
1323	<
1324	<	/** Throws if corePoolSize argument is less than zero */
1325	<	public void testConstructor16() {
1323	>	/**
1324	>	* setMaximumPoolSize(int) throws IllegalArgumentException if
1325	>	* given a value less the core pool size
1326	>	*/
1327	>	public void testMaximumPoolSizeIllegalArgumentException() {
1328	>	ThreadPoolExecutor p =
1329	>	new ThreadPoolExecutor(2, 3,
1330	>	LONG_DELAY_MS, MILLISECONDS,
1331	>	new ArrayBlockingQueue<Runnable>(10));
1332		try {
1333	<	new ThreadPoolExecutor(-1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new MyThreadFactory(),new MyREHandler());
1333	>	p.setMaximumPoolSize(1);
1334		shouldThrow();
1335	+	} catch (IllegalArgumentException success) {
1336	+	} finally {
1337	+	try { p.shutdown(); } catch (SecurityException ok) { return; }
1338		}
1339	<	catch (IllegalArgumentException success){}
1339	>	joinPool(p);
1340		}
1341
1342	<	/** Throws if maximumPoolSize is less than zero */
1343	<	public void testConstructor17() {
1342	>	/**
1343	>	* setMaximumPoolSize throws IllegalArgumentException
1344	>	* if given a negative value
1345	>	*/
1346	>	public void testMaximumPoolSizeIllegalArgumentException2() {
1347	>	ThreadPoolExecutor p =
1348	>	new ThreadPoolExecutor(2, 3,
1349	>	LONG_DELAY_MS, MILLISECONDS,
1350	>	new ArrayBlockingQueue<Runnable>(10));
1351		try {
1352	<	new ThreadPoolExecutor(1,-1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new MyThreadFactory(),new MyREHandler());
1352	>	p.setMaximumPoolSize(-1);
1353		shouldThrow();
1354	+	} catch (IllegalArgumentException success) {
1355	+	} finally {
1356	+	try { p.shutdown(); } catch (SecurityException ok) { return; }
1357		}
1358	<	catch (IllegalArgumentException success){}
1358	>	joinPool(p);
1359		}
1360
1361	<	/** Throws if maximumPoolSize is equal to zero */
1362	<	public void testConstructor18() {
1361	>	/**
1362	>	* setKeepAliveTime throws IllegalArgumentException
1363	>	* when given a negative value
1364	>	*/
1365	>	public void testKeepAliveTimeIllegalArgumentException() {
1366	>	ThreadPoolExecutor p =
1367	>	new ThreadPoolExecutor(2, 3,
1368	>	LONG_DELAY_MS, MILLISECONDS,
1369	>	new ArrayBlockingQueue<Runnable>(10));
1370		try {
1371	<	new ThreadPoolExecutor(1,0,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new MyThreadFactory(),new MyREHandler());
1371	>	p.setKeepAliveTime(-1,MILLISECONDS);
1372		shouldThrow();
1373	+	} catch (IllegalArgumentException success) {
1374	+	} finally {
1375	+	try { p.shutdown(); } catch (SecurityException ok) { return; }
1376		}
1377	<	catch (IllegalArgumentException success){}
1377	>	joinPool(p);
1378		}
1379
1380	<	/** Throws if keepAliveTime is less than zero */
1381	<	public void testConstructor19() {
1380	>	/**
1381	>	* terminated() is called on termination
1382	>	*/
1383	>	public void testTerminated() {
1384	>	ExtendedTPE p = new ExtendedTPE();
1385	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1386	>	assertTrue(p.terminatedCalled());
1387	>	joinPool(p);
1388	>	}
1389	>
1390	>	/**
1391	>	* beforeExecute and afterExecute are called when executing task
1392	>	*/
1393	>	public void testBeforeAfter() throws InterruptedException {
1394	>	ExtendedTPE p = new ExtendedTPE();
1395		try {
1396	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new MyThreadFactory(),new MyREHandler());
1396	>	final CountDownLatch done = new CountDownLatch(1);
1397	>	p.execute(new CheckedRunnable() {
1398	>	public void realRun() {
1399	>	done.countDown();
1400	>	}});
1401	>	await(p.afterCalled);
1402	>	assertEquals(0, done.getCount());
1403	>	assertTrue(p.afterCalled());
1404	>	assertTrue(p.beforeCalled());
1405	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1406	>	} finally {
1407	>	joinPool(p);
1408	>	}
1409	>	}
1410	>
1411	>	/**
1412	>	* completed submit of callable returns result
1413	>	*/
1414	>	public void testSubmitCallable() throws Exception {
1415	>	ExecutorService e =
1416	>	new ThreadPoolExecutor(2, 2,
1417	>	LONG_DELAY_MS, MILLISECONDS,
1418	>	new ArrayBlockingQueue<Runnable>(10));
1419	>	try {
1420	>	Future<String> future = e.submit(new StringTask());
1421	>	String result = future.get();
1422	>	assertSame(TEST_STRING, result);
1423	>	} finally {
1424	>	joinPool(e);
1425	>	}
1426	>	}
1427	>
1428	>	/**
1429	>	* completed submit of runnable returns successfully
1430	>	*/
1431	>	public void testSubmitRunnable() throws Exception {
1432	>	ExecutorService e =
1433	>	new ThreadPoolExecutor(2, 2,
1434	>	LONG_DELAY_MS, MILLISECONDS,
1435	>	new ArrayBlockingQueue<Runnable>(10));
1436	>	try {
1437	>	Future<?> future = e.submit(new NoOpRunnable());
1438	>	future.get();
1439	>	assertTrue(future.isDone());
1440	>	} finally {
1441	>	joinPool(e);
1442	>	}
1443	>	}
1444	>
1445	>	/**
1446	>	* completed submit of (runnable, result) returns result
1447	>	*/
1448	>	public void testSubmitRunnable2() throws Exception {
1449	>	ExecutorService e =
1450	>	new ThreadPoolExecutor(2, 2,
1451	>	LONG_DELAY_MS, MILLISECONDS,
1452	>	new ArrayBlockingQueue<Runnable>(10));
1453	>	try {
1454	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
1455	>	String result = future.get();
1456	>	assertSame(TEST_STRING, result);
1457	>	} finally {
1458	>	joinPool(e);
1459	>	}
1460	>	}
1461	>
1462	>	/**
1463	>	* invokeAny(null) throws NPE
1464	>	*/
1465	>	public void testInvokeAny1() throws Exception {
1466	>	ExecutorService e =
1467	>	new ThreadPoolExecutor(2, 2,
1468	>	LONG_DELAY_MS, MILLISECONDS,
1469	>	new ArrayBlockingQueue<Runnable>(10));
1470	>	try {
1471	>	e.invokeAny(null);
1472		shouldThrow();
1473	+	} catch (NullPointerException success) {
1474	+	} finally {
1475	+	joinPool(e);
1476		}
474	–	catch (IllegalArgumentException success){}
1477		}
1478
1479	<	/** Throws if corePoolSize is greater than the maximumPoolSize */
1480	<	public void testConstructor20() {
1479	>	/**
1480	>	* invokeAny(empty collection) throws IAE
1481	>	*/
1482	>	public void testInvokeAny2() throws Exception {
1483	>	ExecutorService e =
1484	>	new ThreadPoolExecutor(2, 2,
1485	>	LONG_DELAY_MS, MILLISECONDS,
1486	>	new ArrayBlockingQueue<Runnable>(10));
1487		try {
1488	<	new ThreadPoolExecutor(2,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new MyThreadFactory(),new MyREHandler());
1488	>	e.invokeAny(new ArrayList<Callable<String>>());
1489		shouldThrow();
1490	+	} catch (IllegalArgumentException success) {
1491	+	} finally {
1492	+	joinPool(e);
1493		}
483	–	catch (IllegalArgumentException success){}
1494		}
1495
1496	<	/** Throws if workQueue is set to null */
1497	<	public void testNullPointerException6() {
1496	>	/**
1497	>	* invokeAny(c) throws NPE if c has null elements
1498	>	*/
1499	>	public void testInvokeAny3() throws Exception {
1500	>	final CountDownLatch latch = new CountDownLatch(1);
1501	>	final ExecutorService e =
1502	>	new ThreadPoolExecutor(2, 2,
1503	>	LONG_DELAY_MS, MILLISECONDS,
1504	>	new ArrayBlockingQueue<Runnable>(10));
1505	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1506	>	l.add(latchAwaitingStringTask(latch));
1507	>	l.add(null);
1508		try {
1509	<	new ThreadPoolExecutor(1,2,SHORT_DELAY_MS, TimeUnit.MILLISECONDS,null,new MyThreadFactory(),new MyREHandler());
1509	>	e.invokeAny(l);
1510		shouldThrow();
1511	+	} catch (NullPointerException success) {
1512	+	} finally {
1513	+	latch.countDown();
1514	+	joinPool(e);
1515		}
492	–	catch (NullPointerException success){}
1516		}
1517
1518	<	/** Throws if handler is set to null */
1519	<	public void testNullPointerException7() {
1518	>	/**
1519	>	* invokeAny(c) throws ExecutionException if no task completes
1520	>	*/
1521	>	public void testInvokeAny4() throws Exception {
1522	>	ExecutorService e =
1523	>	new ThreadPoolExecutor(2, 2,
1524	>	LONG_DELAY_MS, MILLISECONDS,
1525	>	new ArrayBlockingQueue<Runnable>(10));
1526	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1527	>	l.add(new NPETask());
1528		try {
1529	<	RejectedExecutionHandler r = null;
499	<	new ThreadPoolExecutor(1,2,SHORT_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new MyThreadFactory(),r);
1529	>	e.invokeAny(l);
1530		shouldThrow();
1531	+	} catch (ExecutionException success) {
1532	+	assertTrue(success.getCause() instanceof NullPointerException);
1533	+	} finally {
1534	+	joinPool(e);
1535	+	}
1536	+	}
1537	+
1538	+	/**
1539	+	* invokeAny(c) returns result of some task
1540	+	*/
1541	+	public void testInvokeAny5() throws Exception {
1542	+	ExecutorService e =
1543	+	new ThreadPoolExecutor(2, 2,
1544	+	LONG_DELAY_MS, MILLISECONDS,
1545	+	new ArrayBlockingQueue<Runnable>(10));
1546	+	try {
1547	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1548	+	l.add(new StringTask());
1549	+	l.add(new StringTask());
1550	+	String result = e.invokeAny(l);
1551	+	assertSame(TEST_STRING, result);
1552	+	} finally {
1553	+	joinPool(e);
1554		}
502	–	catch (NullPointerException success){}
1555		}
1556
1557	<	/** Throws if ThreadFactory is set top null */
1558	<	public void testNullPointerException8() {
1557	>	/**
1558	>	* invokeAll(null) throws NPE
1559	>	*/
1560	>	public void testInvokeAll1() throws Exception {
1561	>	ExecutorService e =
1562	>	new ThreadPoolExecutor(2, 2,
1563	>	LONG_DELAY_MS, MILLISECONDS,
1564	>	new ArrayBlockingQueue<Runnable>(10));
1565		try {
1566	<	ThreadFactory f = null;
509	<	new ThreadPoolExecutor(1,2,SHORT_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new MyREHandler());
1566	>	e.invokeAll(null);
1567		shouldThrow();
1568	+	} catch (NullPointerException success) {
1569	+	} finally {
1570	+	joinPool(e);
1571		}
512	–	catch (NullPointerException successdn8){}
1572		}
514	–
1573
1574		/**
1575	<	*   execute will throw RejectedExcutionException
518	<	*  ThreadPoolExecutor will throw one when more runnables are
519	<	*  executed then will fit in the Queue.
1575	>	* invokeAll(empty collection) returns empty collection
1576		*/
1577	<	public void testRejectedExecutionException() {
1578	<	ThreadPoolExecutor tpe = null;
1577	>	public void testInvokeAll2() throws InterruptedException {
1578	>	ExecutorService e =
1579	>	new ThreadPoolExecutor(2, 2,
1580	>	LONG_DELAY_MS, MILLISECONDS,
1581	>	new ArrayBlockingQueue<Runnable>(10));
1582		try {
1583	<	tpe = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(1));
1584	<	} catch(Exception e){}
1585	<	tpe.shutdown();
1586	<	try {
1587	<	tpe.execute(new NoOpRunnable());
529	<	shouldThrow();
530	<	} catch(RejectedExecutionException success){}
531	<
532	<	joinPool(tpe);
1583	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
1584	>	assertTrue(r.isEmpty());
1585	>	} finally {
1586	>	joinPool(e);
1587	>	}
1588		}
1589	<
1589	>
1590		/**
1591	<	*   setCorePoolSize will throw IllegalArgumentException
537	<	*  when given a negative
1591	>	* invokeAll(c) throws NPE if c has null elements
1592		*/
1593	<	public void testCorePoolSizeIllegalArgumentException() {
1594	<	ThreadPoolExecutor tpe = null;
1595	<	try {
1596	<	tpe = new ThreadPoolExecutor(1,2,SHORT_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1597	<	} catch(Exception e){}
1598	<	try {
1599	<	tpe.setCorePoolSize(-1);
1600	<	shouldThrow();
547	<	} catch(IllegalArgumentException success){
548	<	} finally {
549	<	tpe.shutdown();
550	<	}
551	<	joinPool(tpe);
552	<	}
553	<
554	<
555	<	/**
556	<	*   setMaximumPoolSize(int) will throw IllegalArgumentException
557	<	*  if given a value less the it's actual core pool size
558	<	*/
559	<	public void testMaximumPoolSizeIllegalArgumentException() {
560	<	ThreadPoolExecutor tpe = null;
1593	>	public void testInvokeAll3() throws Exception {
1594	>	ExecutorService e =
1595	>	new ThreadPoolExecutor(2, 2,
1596	>	LONG_DELAY_MS, MILLISECONDS,
1597	>	new ArrayBlockingQueue<Runnable>(10));
1598	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1599	>	l.add(new StringTask());
1600	>	l.add(null);
1601		try {
1602	<	tpe = new ThreadPoolExecutor(2,3,SHORT_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1603	<	} catch(Exception e){}
1602	>	e.invokeAll(l);
1603	>	shouldThrow();
1604	>	} catch (NullPointerException success) {
1605	>	} finally {
1606	>	joinPool(e);
1607	>	}
1608	>	}
1609	>
1610	>	/**
1611	>	* get of element of invokeAll(c) throws exception on failed task
1612	>	*/
1613	>	public void testInvokeAll4() throws Exception {
1614	>	ExecutorService e =
1615	>	new ThreadPoolExecutor(2, 2,
1616	>	LONG_DELAY_MS, MILLISECONDS,
1617	>	new ArrayBlockingQueue<Runnable>(10));
1618	>	try {
1619	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1620	>	l.add(new NPETask());
1621	>	List<Future<String>> futures = e.invokeAll(l);
1622	>	assertEquals(1, futures.size());
1623	>	try {
1624	>	futures.get(0).get();
1625	>	shouldThrow();
1626	>	} catch (ExecutionException success) {
1627	>	assertTrue(success.getCause() instanceof NullPointerException);
1628	>	}
1629	>	} finally {
1630	>	joinPool(e);
1631	>	}
1632	>	}
1633	>
1634	>	/**
1635	>	* invokeAll(c) returns results of all completed tasks
1636	>	*/
1637	>	public void testInvokeAll5() throws Exception {
1638	>	ExecutorService e =
1639	>	new ThreadPoolExecutor(2, 2,
1640	>	LONG_DELAY_MS, MILLISECONDS,
1641	>	new ArrayBlockingQueue<Runnable>(10));
1642	>	try {
1643	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1644	>	l.add(new StringTask());
1645	>	l.add(new StringTask());
1646	>	List<Future<String>> futures = e.invokeAll(l);
1647	>	assertEquals(2, futures.size());
1648	>	for (Future<String> future : futures)
1649	>	assertSame(TEST_STRING, future.get());
1650	>	} finally {
1651	>	joinPool(e);
1652	>	}
1653	>	}
1654	>
1655	>	/**
1656	>	* timed invokeAny(null) throws NPE
1657	>	*/
1658	>	public void testTimedInvokeAny1() throws Exception {
1659	>	ExecutorService e =
1660	>	new ThreadPoolExecutor(2, 2,
1661	>	LONG_DELAY_MS, MILLISECONDS,
1662	>	new ArrayBlockingQueue<Runnable>(10));
1663		try {
1664	<	tpe.setMaximumPoolSize(1);
1664	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1665		shouldThrow();
1666	<	} catch(IllegalArgumentException success){
1666	>	} catch (NullPointerException success) {
1667		} finally {
1668	<	tpe.shutdown();
1668	>	joinPool(e);
1669		}
571	–	joinPool(tpe);
1670		}
1671	<
1671	>
1672		/**
1673	<	*   setMaximumPoolSize will throw IllegalArgumentException
576	<	*  if given a negative number
1673	>	* timed invokeAny(,,null) throws NPE
1674		*/
1675	<	public void testMaximumPoolSizeIllegalArgumentException2() {
1676	<	ThreadPoolExecutor tpe = null;
1675	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1676	>	ExecutorService e =
1677	>	new ThreadPoolExecutor(2, 2,
1678	>	LONG_DELAY_MS, MILLISECONDS,
1679	>	new ArrayBlockingQueue<Runnable>(10));
1680	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1681	>	l.add(new StringTask());
1682		try {
1683	<	tpe = new ThreadPoolExecutor(2,3,SHORT_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1684	<	} catch(Exception e){}
1683	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1684	>	shouldThrow();
1685	>	} catch (NullPointerException success) {
1686	>	} finally {
1687	>	joinPool(e);
1688	>	}
1689	>	}
1690	>
1691	>	/**
1692	>	* timed invokeAny(empty collection) throws IAE
1693	>	*/
1694	>	public void testTimedInvokeAny2() throws Exception {
1695	>	ExecutorService e =
1696	>	new ThreadPoolExecutor(2, 2,
1697	>	LONG_DELAY_MS, MILLISECONDS,
1698	>	new ArrayBlockingQueue<Runnable>(10));
1699		try {
1700	<	tpe.setMaximumPoolSize(-1);
1700	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1701		shouldThrow();
1702	<	} catch(IllegalArgumentException success){
1702	>	} catch (IllegalArgumentException success) {
1703		} finally {
1704	<	tpe.shutdown();
1704	>	joinPool(e);
1705		}
590	–	joinPool(tpe);
1706		}
592	–
1707
1708		/**
1709	<	*   setKeepAliveTime will throw IllegalArgumentException
596	<	*  when given a negative value
1709	>	* timed invokeAny(c) throws NPE if c has null elements
1710		*/
1711	<	public void testKeepAliveTimeIllegalArgumentException() {
1712	<	ThreadPoolExecutor tpe = null;
1711	>	public void testTimedInvokeAny3() throws Exception {
1712	>	final CountDownLatch latch = new CountDownLatch(1);
1713	>	final 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(latchAwaitingStringTask(latch));
1719	>	l.add(null);
1720	>	try {
1721	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1722	>	shouldThrow();
1723	>	} catch (NullPointerException success) {
1724	>	} finally {
1725	>	latch.countDown();
1726	>	joinPool(e);
1727	>	}
1728	>	}
1729	>
1730	>	/**
1731	>	* timed invokeAny(c) throws ExecutionException if no task completes
1732	>	*/
1733	>	public void testTimedInvokeAny4() throws Exception {
1734	>	ExecutorService e =
1735	>	new ThreadPoolExecutor(2, 2,
1736	>	LONG_DELAY_MS, MILLISECONDS,
1737	>	new ArrayBlockingQueue<Runnable>(10));
1738	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1739	>	l.add(new NPETask());
1740	>	try {
1741	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1742	>	shouldThrow();
1743	>	} catch (ExecutionException success) {
1744	>	assertTrue(success.getCause() instanceof NullPointerException);
1745	>	} finally {
1746	>	joinPool(e);
1747	>	}
1748	>	}
1749	>
1750	>	/**
1751	>	* timed invokeAny(c) returns result of some task
1752	>	*/
1753	>	public void testTimedInvokeAny5() throws Exception {
1754	>	ExecutorService e =
1755	>	new ThreadPoolExecutor(2, 2,
1756	>	LONG_DELAY_MS, MILLISECONDS,
1757	>	new ArrayBlockingQueue<Runnable>(10));
1758	>	try {
1759	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1760	>	l.add(new StringTask());
1761	>	l.add(new StringTask());
1762	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1763	>	assertSame(TEST_STRING, result);
1764	>	} finally {
1765	>	joinPool(e);
1766	>	}
1767	>	}
1768	>
1769	>	/**
1770	>	* timed invokeAll(null) throws NPE
1771	>	*/
1772	>	public void testTimedInvokeAll1() throws Exception {
1773	>	ExecutorService e =
1774	>	new ThreadPoolExecutor(2, 2,
1775	>	LONG_DELAY_MS, MILLISECONDS,
1776	>	new ArrayBlockingQueue<Runnable>(10));
1777	>	try {
1778	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1779	>	shouldThrow();
1780	>	} catch (NullPointerException success) {
1781	>	} finally {
1782	>	joinPool(e);
1783	>	}
1784	>	}
1785	>
1786	>	/**
1787	>	* timed invokeAll(,,null) throws NPE
1788	>	*/
1789	>	public void testTimedInvokeAllNullTimeUnit() throws Exception {
1790	>	ExecutorService e =
1791	>	new ThreadPoolExecutor(2, 2,
1792	>	LONG_DELAY_MS, MILLISECONDS,
1793	>	new ArrayBlockingQueue<Runnable>(10));
1794	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1795	>	l.add(new StringTask());
1796	>	try {
1797	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1798	>	shouldThrow();
1799	>	} catch (NullPointerException success) {
1800	>	} finally {
1801	>	joinPool(e);
1802	>	}
1803	>	}
1804	>
1805	>	/**
1806	>	* timed invokeAll(empty collection) returns empty collection
1807	>	*/
1808	>	public void testTimedInvokeAll2() throws InterruptedException {
1809	>	ExecutorService e =
1810	>	new ThreadPoolExecutor(2, 2,
1811	>	LONG_DELAY_MS, MILLISECONDS,
1812	>	new ArrayBlockingQueue<Runnable>(10));
1813	>	try {
1814	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1815	>	assertTrue(r.isEmpty());
1816	>	} finally {
1817	>	joinPool(e);
1818	>	}
1819	>	}
1820	>
1821	>	/**
1822	>	* timed invokeAll(c) throws NPE if c has null elements
1823	>	*/
1824	>	public void testTimedInvokeAll3() throws Exception {
1825	>	ExecutorService e =
1826	>	new ThreadPoolExecutor(2, 2,
1827	>	LONG_DELAY_MS, MILLISECONDS,
1828	>	new ArrayBlockingQueue<Runnable>(10));
1829	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1830	>	l.add(new StringTask());
1831	>	l.add(null);
1832		try {
1833	<	tpe = new ThreadPoolExecutor(2,3,SHORT_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
602	<	} catch(Exception e){}
603	<
604	<	try {
605	<	tpe.setKeepAliveTime(-1,TimeUnit.MILLISECONDS);
1833	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1834		shouldThrow();
1835	<	} catch(IllegalArgumentException success){
1835	>	} catch (NullPointerException success) {
1836	>	} finally {
1837	>	joinPool(e);
1838	>	}
1839	>	}
1840	>
1841	>	/**
1842	>	* get of element of invokeAll(c) throws exception on failed task
1843	>	*/
1844	>	public void testTimedInvokeAll4() throws Exception {
1845	>	ExecutorService e =
1846	>	new ThreadPoolExecutor(2, 2,
1847	>	LONG_DELAY_MS, MILLISECONDS,
1848	>	new ArrayBlockingQueue<Runnable>(10));
1849	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1850	>	l.add(new NPETask());
1851	>	List<Future<String>> futures =
1852	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1853	>	assertEquals(1, futures.size());
1854	>	try {
1855	>	futures.get(0).get();
1856	>	shouldThrow();
1857	>	} catch (ExecutionException success) {
1858	>	assertTrue(success.getCause() instanceof NullPointerException);
1859	>	} finally {
1860	>	joinPool(e);
1861	>	}
1862	>	}
1863	>
1864	>	/**
1865	>	* timed invokeAll(c) returns results of all completed tasks
1866	>	*/
1867	>	public void testTimedInvokeAll5() throws Exception {
1868	>	ExecutorService e =
1869	>	new ThreadPoolExecutor(2, 2,
1870	>	LONG_DELAY_MS, MILLISECONDS,
1871	>	new ArrayBlockingQueue<Runnable>(10));
1872	>	try {
1873	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1874	>	l.add(new StringTask());
1875	>	l.add(new StringTask());
1876	>	List<Future<String>> futures =
1877	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1878	>	assertEquals(2, futures.size());
1879	>	for (Future<String> future : futures)
1880	>	assertSame(TEST_STRING, future.get());
1881	>	} finally {
1882	>	joinPool(e);
1883	>	}
1884	>	}
1885	>
1886	>	/**
1887	>	* timed invokeAll(c) cancels tasks not completed by timeout
1888	>	*/
1889	>	public void testTimedInvokeAll6() throws Exception {
1890	>	ExecutorService e =
1891	>	new ThreadPoolExecutor(2, 2,
1892	>	LONG_DELAY_MS, MILLISECONDS,
1893	>	new ArrayBlockingQueue<Runnable>(10));
1894	>	try {
1895	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1896	>	l.add(new StringTask());
1897	>	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1898	>	l.add(new StringTask());
1899	>	List<Future<String>> futures =
1900	>	e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1901	>	assertEquals(l.size(), futures.size());
1902	>	for (Future future : futures)
1903	>	assertTrue(future.isDone());
1904	>	assertFalse(futures.get(0).isCancelled());
1905	>	assertTrue(futures.get(1).isCancelled());
1906		} finally {
1907	<	tpe.shutdown();
1907	>	joinPool(e);
1908		}
611	–	joinPool(tpe);
1909		}
1910	<
1910	>
1911	>	/**
1912	>	* Execution continues if there is at least one thread even if
1913	>	* thread factory fails to create more
1914	>	*/
1915	>	public void testFailingThreadFactory() throws InterruptedException {
1916	>	final ExecutorService e =
1917	>	new ThreadPoolExecutor(100, 100,
1918	>	LONG_DELAY_MS, MILLISECONDS,
1919	>	new LinkedBlockingQueue<Runnable>(),
1920	>	new FailingThreadFactory());
1921	>	try {
1922	>	final int TASKS = 100;
1923	>	final CountDownLatch done = new CountDownLatch(TASKS);
1924	>	for (int k = 0; k < TASKS; ++k)
1925	>	e.execute(new CheckedRunnable() {
1926	>	public void realRun() {
1927	>	done.countDown();
1928	>	}});
1929	>	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
1930	>	} finally {
1931	>	joinPool(e);
1932	>	}
1933	>	}
1934	>
1935	>	/**
1936	>	* allowsCoreThreadTimeOut is by default false.
1937	>	*/
1938	>	public void testAllowsCoreThreadTimeOut() {
1939	>	final ThreadPoolExecutor p =
1940	>	new ThreadPoolExecutor(2, 2,
1941	>	1000, MILLISECONDS,
1942	>	new ArrayBlockingQueue<Runnable>(10));
1943	>	assertFalse(p.allowsCoreThreadTimeOut());
1944	>	joinPool(p);
1945	>	}
1946	>
1947	>	/**
1948	>	* allowCoreThreadTimeOut(true) causes idle threads to time out
1949	>	*/
1950	>	public void testAllowCoreThreadTimeOut_true() throws Exception {
1951	>	long coreThreadTimeOut = SHORT_DELAY_MS;
1952	>	final ThreadPoolExecutor p =
1953	>	new ThreadPoolExecutor(2, 10,
1954	>	coreThreadTimeOut, MILLISECONDS,
1955	>	new ArrayBlockingQueue<Runnable>(10));
1956	>	final CountDownLatch threadStarted = new CountDownLatch(1);
1957	>	try {
1958	>	p.allowCoreThreadTimeOut(true);
1959	>	p.execute(new CheckedRunnable() {
1960	>	public void realRun() {
1961	>	threadStarted.countDown();
1962	>	assertEquals(1, p.getPoolSize());
1963	>	}});
1964	>	await(threadStarted);
1965	>	delay(coreThreadTimeOut);
1966	>	long startTime = System.nanoTime();
1967	>	while (p.getPoolSize() > 0
1968	>	&& millisElapsedSince(startTime) < LONG_DELAY_MS)
1969	>	Thread.yield();
1970	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1971	>	assertEquals(0, p.getPoolSize());
1972	>	} finally {
1973	>	joinPool(p);
1974	>	}
1975	>	}
1976	>
1977	>	/**
1978	>	* allowCoreThreadTimeOut(false) causes idle threads not to time out
1979	>	*/
1980	>	public void testAllowCoreThreadTimeOut_false() throws Exception {
1981	>	long coreThreadTimeOut = SHORT_DELAY_MS;
1982	>	final ThreadPoolExecutor p =
1983	>	new ThreadPoolExecutor(2, 10,
1984	>	coreThreadTimeOut, MILLISECONDS,
1985	>	new ArrayBlockingQueue<Runnable>(10));
1986	>	final CountDownLatch threadStarted = new CountDownLatch(1);
1987	>	try {
1988	>	p.allowCoreThreadTimeOut(false);
1989	>	p.execute(new CheckedRunnable() {
1990	>	public void realRun() throws InterruptedException {
1991	>	threadStarted.countDown();
1992	>	assertTrue(p.getPoolSize() >= 1);
1993	>	}});
1994	>	delay(2 * coreThreadTimeOut);
1995	>	assertTrue(p.getPoolSize() >= 1);
1996	>	} finally {
1997	>	joinPool(p);
1998	>	}
1999	>	}
2000	>
2001	>	/**
2002	>	* execute allows the same task to be submitted multiple times, even
2003	>	* if rejected
2004	>	*/
2005	>	public void testRejectedRecycledTask() throws InterruptedException {
2006	>	final int nTasks = 1000;
2007	>	final CountDownLatch done = new CountDownLatch(nTasks);
2008	>	final Runnable recycledTask = new Runnable() {
2009	>	public void run() {
2010	>	done.countDown();
2011	>	}};
2012	>	final ThreadPoolExecutor p =
2013	>	new ThreadPoolExecutor(1, 30, 60, TimeUnit.SECONDS,
2014	>	new ArrayBlockingQueue(30));
2015	>	try {
2016	>	for (int i = 0; i < nTasks; ++i) {
2017	>	for (;;) {
2018	>	try {
2019	>	p.execute(recycledTask);
2020	>	break;
2021	>	}
2022	>	catch (RejectedExecutionException ignore) {}
2023	>	}
2024	>	}
2025	>	// enough time to run all tasks
2026	>	assertTrue(done.await(nTasks * SHORT_DELAY_MS, MILLISECONDS));
2027	>	} finally {
2028	>	joinPool(p);
2029	>	}
2030	>	}
2031	>
2032		}

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