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

Comparing jsr166/src/test/tck/ThreadPoolExecutorTest.java (file contents):
Revision 1.11 by dl, Thu Dec 4 20:54:46 2003 UTC vs.
Revision 1.62 by jsr166, Mon Sep 28 03:05:23 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, 2,
136	>	LONG_DELAY_MS, MILLISECONDS,
137	>	new ArrayBlockingQueue<Runnable>(10));
138	>	assertEquals(0, p.getPoolSize());
139	>	assertTrue(p.prestartCoreThread());
140	>	assertEquals(1, p.getPoolSize());
141	>	assertTrue(p.prestartCoreThread());
142	>	assertEquals(2, p.getPoolSize());
143	>	assertFalse(p.prestartCoreThread());
144	>	assertEquals(2, p.getPoolSize());
145	>	joinPool(p);
146		}
147
148		/**
149	<	*  prestartAllCoreThreads starts all corePoolSize threads
149	>	* prestartAllCoreThreads starts all corePoolSize threads
150		*/
151		public void testPrestartAllCoreThreads() {
152	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
153	<	assertEquals(0, p2.getPoolSize());
154	<	p2.prestartAllCoreThreads();
155	<	assertEquals(2, p2.getPoolSize());
156	<	p2.prestartAllCoreThreads();
157	<	assertEquals(2, p2.getPoolSize());
158	<	joinPool(p2);
159	<	}
160	<
161	<	/**
106	<	*   getCompletedTaskCount increases, but doesn't overestimate,
107	<	*   when tasks complete
108	<	*/
109	<	public void testGetCompletedTaskCount() {
110	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
111	<	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);
152	>	final ThreadPoolExecutor p =
153	>	new ThreadPoolExecutor(2, 2,
154	>	LONG_DELAY_MS, MILLISECONDS,
155	>	new ArrayBlockingQueue<Runnable>(10));
156	>	assertEquals(0, p.getPoolSize());
157	>	p.prestartAllCoreThreads();
158	>	assertEquals(2, p.getPoolSize());
159	>	p.prestartAllCoreThreads();
160	>	assertEquals(2, p.getPoolSize());
161	>	joinPool(p);
162		}
163	<
163	>
164		/**
165	<	*   getCorePoolSize returns size given in constructor if not otherwise set
165	>	* getCompletedTaskCount increases, but doesn't overestimate,
166	>	* when tasks complete
167	>	*/
168	>	public void testGetCompletedTaskCount() throws InterruptedException {
169	>	final ThreadPoolExecutor p =
170	>	new ThreadPoolExecutor(2, 2,
171	>	LONG_DELAY_MS, MILLISECONDS,
172	>	new ArrayBlockingQueue<Runnable>(10));
173	>	final CountDownLatch threadStarted = new CountDownLatch(1);
174	>	final CountDownLatch threadProceed = new CountDownLatch(1);
175	>	final CountDownLatch threadDone = new CountDownLatch(1);
176	>	try {
177	>	assertEquals(0, p.getCompletedTaskCount());
178	>	p.execute(new CheckedRunnable() {
179	>	public void realRun() throws InterruptedException {
180	>	threadStarted.countDown();
181	>	assertEquals(0, p.getCompletedTaskCount());
182	>	threadProceed.await();
183	>	threadDone.countDown();
184	>	}});
185	>	await(threadStarted);
186	>	assertEquals(0, p.getCompletedTaskCount());
187	>	threadProceed.countDown();
188	>	threadDone.await();
189	>	long startTime = System.nanoTime();
190	>	while (p.getCompletedTaskCount() != 1) {
191	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
192	>	fail("timed out");
193	>	Thread.yield();
194	>	}
195	>	} finally {
196	>	joinPool(p);
197	>	}
198	>	}
199	>
200	>	/**
201	>	* getCorePoolSize returns size given in constructor if not otherwise set
202		*/
203		public void testGetCorePoolSize() {
204	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
205	<	assertEquals(1, p1.getCorePoolSize());
206	<	joinPool(p1);
204	>	final ThreadPoolExecutor p =
205	>	new ThreadPoolExecutor(1, 1,
206	>	LONG_DELAY_MS, MILLISECONDS,
207	>	new ArrayBlockingQueue<Runnable>(10));
208	>	assertEquals(1, p.getCorePoolSize());
209	>	joinPool(p);
210		}
211	<
211	>
212		/**
213	<	*   getKeepAliveTime returns value given in constructor if not otherwise set
213	>	* getKeepAliveTime returns value given in constructor if not otherwise set
214		*/
215		public void testGetKeepAliveTime() {
216	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, 1000, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
217	<	assertEquals(1, p2.getKeepAliveTime(TimeUnit.SECONDS));
218	<	joinPool(p2);
216	>	final ThreadPoolExecutor p =
217	>	new ThreadPoolExecutor(2, 2,
218	>	1000, MILLISECONDS,
219	>	new ArrayBlockingQueue<Runnable>(10));
220	>	assertEquals(1, p.getKeepAliveTime(SECONDS));
221	>	joinPool(p);
222		}
223
224	<
142	<	/**
224	>	/**
225		* getThreadFactory returns factory in constructor if not set
226		*/
227		public void testGetThreadFactory() {
228		ThreadFactory tf = new SimpleThreadFactory();
229	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), tf, new NoOpREHandler());
229	>	final ThreadPoolExecutor p =
230	>	new ThreadPoolExecutor(1, 2,
231	>	LONG_DELAY_MS, MILLISECONDS,
232	>	new ArrayBlockingQueue<Runnable>(10),
233	>	tf,
234	>	new NoOpREHandler());
235		assertSame(tf, p.getThreadFactory());
149	–	p.shutdown();
236		joinPool(p);
237		}
238
239	<	/**
239	>	/**
240		* setThreadFactory sets the thread factory returned by getThreadFactory
241		*/
242		public void testSetThreadFactory() {
243	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
243	>	final ThreadPoolExecutor p =
244	>	new ThreadPoolExecutor(1, 2,
245	>	LONG_DELAY_MS, MILLISECONDS,
246	>	new ArrayBlockingQueue<Runnable>(10));
247		ThreadFactory tf = new SimpleThreadFactory();
248		p.setThreadFactory(tf);
249		assertSame(tf, p.getThreadFactory());
161	–	p.shutdown();
250		joinPool(p);
251		}
252
253	<
166	<	/**
253	>	/**
254		* setThreadFactory(null) throws NPE
255		*/
256		public void testSetThreadFactoryNull() {
257	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
257	>	final ThreadPoolExecutor p =
258	>	new ThreadPoolExecutor(1, 2,
259	>	LONG_DELAY_MS, MILLISECONDS,
260	>	new ArrayBlockingQueue<Runnable>(10));
261		try {
262		p.setThreadFactory(null);
263		shouldThrow();
#	Line 177 | Line 267 | public class ThreadPoolExecutorTest exte
267		}
268		}
269
270	<	/**
270	>	/**
271		* getRejectedExecutionHandler returns handler in constructor if not set
272		*/
273		public void testGetRejectedExecutionHandler() {
274	<	RejectedExecutionHandler h = new NoOpREHandler();
275	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), h);
274	>	final RejectedExecutionHandler h = new NoOpREHandler();
275	>	final ThreadPoolExecutor p =
276	>	new ThreadPoolExecutor(1, 2,
277	>	LONG_DELAY_MS, MILLISECONDS,
278	>	new ArrayBlockingQueue<Runnable>(10),
279	>	h);
280		assertSame(h, p.getRejectedExecutionHandler());
187	–	p.shutdown();
281		joinPool(p);
282		}
283
284	<	/**
284	>	/**
285		* setRejectedExecutionHandler sets the handler returned by
286		* getRejectedExecutionHandler
287		*/
288		public void testSetRejectedExecutionHandler() {
289	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
289	>	final ThreadPoolExecutor p =
290	>	new ThreadPoolExecutor(1, 2,
291	>	LONG_DELAY_MS, MILLISECONDS,
292	>	new ArrayBlockingQueue<Runnable>(10));
293		RejectedExecutionHandler h = new NoOpREHandler();
294		p.setRejectedExecutionHandler(h);
295		assertSame(h, p.getRejectedExecutionHandler());
200	–	p.shutdown();
296		joinPool(p);
297		}
298
299	<
205	<	/**
299	>	/**
300		* setRejectedExecutionHandler(null) throws NPE
301		*/
302		public void testSetRejectedExecutionHandlerNull() {
303	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
303	>	final ThreadPoolExecutor p =
304	>	new ThreadPoolExecutor(1, 2,
305	>	LONG_DELAY_MS, MILLISECONDS,
306	>	new ArrayBlockingQueue<Runnable>(10));
307		try {
308		p.setRejectedExecutionHandler(null);
309		shouldThrow();
#	Line 216 | Line 313 | public class ThreadPoolExecutorTest exte
313		}
314		}
315
219	–
316		/**
317	<	*   getLargestPoolSize increases, but doesn't overestimate, when
318	<	*   multiple threads active
317	>	* getLargestPoolSize increases, but doesn't overestimate, when
318	>	* multiple threads active
319		*/
320	<	public void testGetLargestPoolSize() {
321	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
322	<	try {
323	<	assertEquals(0, p2.getLargestPoolSize());
324	<	p2.execute(new MediumRunnable());
325	<	p2.execute(new MediumRunnable());
326	<	Thread.sleep(SHORT_DELAY_MS);
327	<	assertEquals(2, p2.getLargestPoolSize());
328	<	} catch(Exception e){
329	<	unexpectedException();
330	<	}
331	<	joinPool(p2);
320	>	public void testGetLargestPoolSize() throws InterruptedException {
321	>	final int THREADS = 3;
322	>	final ThreadPoolExecutor p =
323	>	new ThreadPoolExecutor(THREADS, THREADS,
324	>	LONG_DELAY_MS, MILLISECONDS,
325	>	new ArrayBlockingQueue<Runnable>(10));
326	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
327	>	final CountDownLatch done = new CountDownLatch(1);
328	>	try {
329	>	assertEquals(0, p.getLargestPoolSize());
330	>	for (int i = 0; i < THREADS; i++)
331	>	p.execute(new CheckedRunnable() {
332	>	public void realRun() throws InterruptedException {
333	>	threadsStarted.countDown();
334	>	done.await();
335	>	assertEquals(THREADS, p.getLargestPoolSize());
336	>	}});
337	>	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
338	>	assertEquals(THREADS, p.getLargestPoolSize());
339	>	} finally {
340	>	done.countDown();
341	>	joinPool(p);
342	>	assertEquals(THREADS, p.getLargestPoolSize());
343	>	}
344		}
345	<
345	>
346		/**
347	<	*   getMaximumPoolSize returns value given in constructor if not
348	<	*   otherwise set
347	>	* getMaximumPoolSize returns value given in constructor if not
348	>	* otherwise set
349		*/
350		public void testGetMaximumPoolSize() {
351	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
352	<	assertEquals(2, p2.getMaximumPoolSize());
353	<	joinPool(p2);
351	>	final ThreadPoolExecutor p =
352	>	new ThreadPoolExecutor(2, 3,
353	>	LONG_DELAY_MS, MILLISECONDS,
354	>	new ArrayBlockingQueue<Runnable>(10));
355	>	assertEquals(3, p.getMaximumPoolSize());
356	>	joinPool(p);
357		}
358	<
358	>
359		/**
360	<	*   getPoolSize increases, but doesn't overestimate, when threads
361	<	*   become active
360	>	* getPoolSize increases, but doesn't overestimate, when threads
361	>	* become active
362		*/
363	<	public void testGetPoolSize() {
364	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
365	<	assertEquals(0, p1.getPoolSize());
366	<	p1.execute(new MediumRunnable());
367	<	assertEquals(1, p1.getPoolSize());
368	<	joinPool(p1);
363	>	public void testGetPoolSize() throws InterruptedException {
364	>	final ThreadPoolExecutor p =
365	>	new ThreadPoolExecutor(1, 1,
366	>	LONG_DELAY_MS, MILLISECONDS,
367	>	new ArrayBlockingQueue<Runnable>(10));
368	>	final CountDownLatch threadStarted = new CountDownLatch(1);
369	>	final CountDownLatch done = new CountDownLatch(1);
370	>	try {
371	>	assertEquals(0, p.getPoolSize());
372	>	p.execute(new CheckedRunnable() {
373	>	public void realRun() throws InterruptedException {
374	>	threadStarted.countDown();
375	>	assertEquals(1, p.getPoolSize());
376	>	done.await();
377	>	}});
378	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
379	>	assertEquals(1, p.getPoolSize());
380	>	} finally {
381	>	done.countDown();
382	>	joinPool(p);
383	>	}
384		}
385	<
385	>
386		/**
387	<	*  getTaskCount increases, but doesn't overestimate, when tasks submitted
387	>	* getTaskCount increases, but doesn't overestimate, when tasks submitted
388		*/
389	<	public void testGetTaskCount() {
390	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
391	<	try {
392	<	assertEquals(0, p1.getTaskCount());
393	<	p1.execute(new MediumRunnable());
394	<	Thread.sleep(SHORT_DELAY_MS);
395	<	assertEquals(1, p1.getTaskCount());
396	<	} catch(Exception e){
397	<	unexpectedException();
398	<	}
399	<	joinPool(p1);
389	>	public void testGetTaskCount() throws InterruptedException {
390	>	final ThreadPoolExecutor p =
391	>	new ThreadPoolExecutor(1, 1,
392	>	LONG_DELAY_MS, MILLISECONDS,
393	>	new ArrayBlockingQueue<Runnable>(10));
394	>	final CountDownLatch threadStarted = new CountDownLatch(1);
395	>	final CountDownLatch done = new CountDownLatch(1);
396	>	try {
397	>	assertEquals(0, p.getTaskCount());
398	>	p.execute(new CheckedRunnable() {
399	>	public void realRun() throws InterruptedException {
400	>	threadStarted.countDown();
401	>	assertEquals(1, p.getTaskCount());
402	>	done.await();
403	>	}});
404	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
405	>	assertEquals(1, p.getTaskCount());
406	>	} finally {
407	>	done.countDown();
408	>	joinPool(p);
409	>	}
410		}
411	<
411	>
412		/**
413	<	*   isShutDown is false before shutdown, true after
413	>	* isShutdown is false before shutdown, true after
414		*/
415		public void testIsShutdown() {
416	<
417	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
418	<	assertFalse(p1.isShutdown());
419	<	p1.shutdown();
420	<	assertTrue(p1.isShutdown());
421	<	joinPool(p1);
416	>	final ThreadPoolExecutor p =
417	>	new ThreadPoolExecutor(1, 1,
418	>	LONG_DELAY_MS, MILLISECONDS,
419	>	new ArrayBlockingQueue<Runnable>(10));
420	>	assertFalse(p.isShutdown());
421	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
422	>	assertTrue(p.isShutdown());
423	>	joinPool(p);
424		}
425
288	–
426		/**
427	<	*  isTerminated is false before termination, true after
427	>	* awaitTermination on a non-shutdown pool times out
428		*/
429	<	public void testIsTerminated() {
430	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
431	<	assertFalse(p1.isTerminated());
432	<	try {
433	<	p1.execute(new MediumRunnable());
429	>	public void testAwaitTermination_timesOut() throws InterruptedException {
430	>	final ThreadPoolExecutor p =
431	>	new ThreadPoolExecutor(1, 1,
432	>	LONG_DELAY_MS, MILLISECONDS,
433	>	new ArrayBlockingQueue<Runnable>(10));
434	>	assertFalse(p.isTerminated());
435	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS));
436	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS));
437	>	assertFalse(p.awaitTermination(-1L, NANOSECONDS));
438	>	assertFalse(p.awaitTermination(-1L, MILLISECONDS));
439	>	assertFalse(p.awaitTermination(0L, NANOSECONDS));
440	>	assertFalse(p.awaitTermination(0L, MILLISECONDS));
441	>	long timeoutNanos = 999999L;
442	>	long startTime = System.nanoTime();
443	>	assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS));
444	>	assertTrue(System.nanoTime() - startTime >= timeoutNanos);
445	>	assertFalse(p.isTerminated());
446	>	startTime = System.nanoTime();
447	>	long timeoutMillis = timeoutMillis();
448	>	assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS));
449	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
450	>	assertFalse(p.isTerminated());
451	>	p.shutdown();
452	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
453	>	assertTrue(p.isTerminated());
454	>	}
455	>
456	>	/**
457	>	* isTerminated is false before termination, true after
458	>	*/
459	>	public void testIsTerminated() throws InterruptedException {
460	>	final ThreadPoolExecutor p =
461	>	new ThreadPoolExecutor(1, 1,
462	>	LONG_DELAY_MS, MILLISECONDS,
463	>	new ArrayBlockingQueue<Runnable>(10));
464	>	final CountDownLatch threadStarted = new CountDownLatch(1);
465	>	final CountDownLatch done = new CountDownLatch(1);
466	>	assertFalse(p.isTerminated());
467	>	try {
468	>	p.execute(new CheckedRunnable() {
469	>	public void realRun() throws InterruptedException {
470	>	assertFalse(p.isTerminated());
471	>	threadStarted.countDown();
472	>	done.await();
473	>	}});
474	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
475	>	assertFalse(p.isTerminating());
476	>	done.countDown();
477		} finally {
478	<	p1.shutdown();
478	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
479		}
480	<	try {
481	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
302	<	assertTrue(p1.isTerminated());
303	<	} catch(Exception e){
304	<	unexpectedException();
305	<	}
480	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
481	>	assertTrue(p.isTerminated());
482		}
483
484		/**
485	<	*  isTerminating is not true when running or when terminated
485	>	* isTerminating is not true when running or when terminated
486		*/
487	<	public void testIsTerminating() {
488	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
489	<	assertFalse(p1.isTerminating());
490	<	try {
491	<	p1.execute(new SmallRunnable());
492	<	assertFalse(p1.isTerminating());
487	>	public void testIsTerminating() throws InterruptedException {
488	>	final ThreadPoolExecutor p =
489	>	new ThreadPoolExecutor(1, 1,
490	>	LONG_DELAY_MS, MILLISECONDS,
491	>	new ArrayBlockingQueue<Runnable>(10));
492	>	final CountDownLatch threadStarted = new CountDownLatch(1);
493	>	final CountDownLatch done = new CountDownLatch(1);
494	>	try {
495	>	assertFalse(p.isTerminating());
496	>	p.execute(new CheckedRunnable() {
497	>	public void realRun() throws InterruptedException {
498	>	assertFalse(p.isTerminating());
499	>	threadStarted.countDown();
500	>	done.await();
501	>	}});
502	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
503	>	assertFalse(p.isTerminating());
504	>	done.countDown();
505		} finally {
506	<	p1.shutdown();
506	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
507		}
508	<	try {
509	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
510	<	assertTrue(p1.isTerminated());
323	<	assertFalse(p1.isTerminating());
324	<	} catch(Exception e){
325	<	unexpectedException();
326	<	}
508	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
509	>	assertTrue(p.isTerminated());
510	>	assertFalse(p.isTerminating());
511		}
512
513		/**
514		* getQueue returns the work queue, which contains queued tasks
515		*/
516	<	public void testGetQueue() {
517	<	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
518	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q);
519	<	FutureTask[] tasks = new FutureTask[5];
520	<	for(int i = 0; i < 5; i++){
521	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
522	<	p1.execute(tasks[i]);
523	<	}
524	<	try {
525	<	Thread.sleep(SHORT_DELAY_MS);
526	<	BlockingQueue<Runnable> wq = p1.getQueue();
527	<	assertSame(q, wq);
528	<	assertFalse(wq.contains(tasks[0]));
529	<	assertTrue(wq.contains(tasks[4]));
530	<	p1.shutdownNow();
531	<	} catch(Exception e) {
532	<	unexpectedException();
516	>	public void testGetQueue() throws InterruptedException {
517	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
518	>	final ThreadPoolExecutor p =
519	>	new ThreadPoolExecutor(1, 1,
520	>	LONG_DELAY_MS, MILLISECONDS,
521	>	q);
522	>	final CountDownLatch threadStarted = new CountDownLatch(1);
523	>	final CountDownLatch done = new CountDownLatch(1);
524	>	try {
525	>	FutureTask[] tasks = new FutureTask[5];
526	>	for (int i = 0; i < tasks.length; i++) {
527	>	Callable task = new CheckedCallable<Boolean>() {
528	>	public Boolean realCall() throws InterruptedException {
529	>	threadStarted.countDown();
530	>	assertSame(q, p.getQueue());
531	>	done.await();
532	>	return Boolean.TRUE;
533	>	}};
534	>	tasks[i] = new FutureTask(task);
535	>	p.execute(tasks[i]);
536	>	}
537	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
538	>	assertSame(q, p.getQueue());
539	>	assertFalse(q.contains(tasks[0]));
540	>	assertTrue(q.contains(tasks[tasks.length - 1]));
541	>	assertEquals(tasks.length - 1, q.size());
542		} finally {
543	<	joinPool(p1);
543	>	done.countDown();
544	>	joinPool(p);
545		}
546		}
547
548		/**
549		* remove(task) removes queued task, and fails to remove active task
550		*/
551	<	public void testRemove() {
551	>	public void testRemove() throws InterruptedException {
552		BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
553	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q);
554	<	FutureTask[] tasks = new FutureTask[5];
555	<	for(int i = 0; i < 5; i++){
556	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
557	<	p1.execute(tasks[i]);
558	<	}
559	<	try {
560	<	Thread.sleep(SHORT_DELAY_MS);
561	<	assertFalse(p1.remove(tasks[0]));
553	>	final ThreadPoolExecutor p =
554	>	new ThreadPoolExecutor(1, 1,
555	>	LONG_DELAY_MS, MILLISECONDS,
556	>	q);
557	>	Runnable[] tasks = new Runnable[5];
558	>	final CountDownLatch threadStarted = new CountDownLatch(1);
559	>	final CountDownLatch done = new CountDownLatch(1);
560	>	try {
561	>	for (int i = 0; i < tasks.length; i++) {
562	>	tasks[i] = new CheckedRunnable() {
563	>	public void realRun() throws InterruptedException {
564	>	threadStarted.countDown();
565	>	done.await();
566	>	}};
567	>	p.execute(tasks[i]);
568	>	}
569	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
570	>	assertFalse(p.remove(tasks[0]));
571		assertTrue(q.contains(tasks[4]));
572		assertTrue(q.contains(tasks[3]));
573	<	assertTrue(p1.remove(tasks[4]));
574	<	assertFalse(p1.remove(tasks[4]));
573	>	assertTrue(p.remove(tasks[4]));
574	>	assertFalse(p.remove(tasks[4]));
575		assertFalse(q.contains(tasks[4]));
576		assertTrue(q.contains(tasks[3]));
577	<	assertTrue(p1.remove(tasks[3]));
577	>	assertTrue(p.remove(tasks[3]));
578		assertFalse(q.contains(tasks[3]));
376	–	p1.shutdownNow();
377	–	} catch(Exception e) {
378	–	unexpectedException();
579		} finally {
580	<	joinPool(p1);
580	>	done.countDown();
581	>	joinPool(p);
582		}
583		}
584
585		/**
586	<	*   purge removes cancelled tasks from the queue
586	>	* purge removes cancelled tasks from the queue
587		*/
588	<	public void testPurge() {
589	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
588	>	public void testPurge() throws InterruptedException {
589	>	final CountDownLatch threadStarted = new CountDownLatch(1);
590	>	final CountDownLatch done = new CountDownLatch(1);
591	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
592	>	final ThreadPoolExecutor p =
593	>	new ThreadPoolExecutor(1, 1,
594	>	LONG_DELAY_MS, MILLISECONDS,
595	>	q);
596		FutureTask[] tasks = new FutureTask[5];
597	<	for(int i = 0; i < 5; i++){
598	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
599	<	p1.execute(tasks[i]);
597	>	try {
598	>	for (int i = 0; i < tasks.length; i++) {
599	>	Callable task = new CheckedCallable<Boolean>() {
600	>	public Boolean realCall() throws InterruptedException {
601	>	threadStarted.countDown();
602	>	done.await();
603	>	return Boolean.TRUE;
604	>	}};
605	>	tasks[i] = new FutureTask(task);
606	>	p.execute(tasks[i]);
607	>	}
608	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
609	>	assertEquals(tasks.length, p.getTaskCount());
610	>	assertEquals(tasks.length - 1, q.size());
611	>	assertEquals(1L, p.getActiveCount());
612	>	assertEquals(0L, p.getCompletedTaskCount());
613	>	tasks[4].cancel(true);
614	>	tasks[3].cancel(false);
615	>	p.purge();
616	>	assertEquals(tasks.length - 3, q.size());
617	>	assertEquals(tasks.length - 2, p.getTaskCount());
618	>	p.purge();         // Nothing to do
619	>	assertEquals(tasks.length - 3, q.size());
620	>	assertEquals(tasks.length - 2, p.getTaskCount());
621	>	} finally {
622	>	done.countDown();
623	>	joinPool(p);
624		}
394	–	tasks[4].cancel(true);
395	–	tasks[3].cancel(true);
396	–	p1.purge();
397	–	long count = p1.getTaskCount();
398	–	assertTrue(count >= 2 && count < 5);
399	–	p1.shutdownNow();
400	–	joinPool(p1);
625		}
626
627		/**
628	<	*  shutDownNow returns a list containing tasks that were not run
628	>	* shutdownNow returns a list containing tasks that were not run,
629	>	* and those tasks are drained from the queue
630		*/
631	<	public void testShutDownNow() {
632	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
633	<	List l;
634	<	try {
635	<	for(int i = 0; i < 5; i++)
636	<	p1.execute(new MediumPossiblyInterruptedRunnable());
637	<	}
638	<	finally {
639	<	l = p1.shutdownNow();
640	<	}
641	<	assertTrue(p1.isShutdown());
642	<	assertTrue(l.size() <= 4);
631	>	public void testShutdownNow() throws InterruptedException {
632	>	final int poolSize = 2;
633	>	final int count = 5;
634	>	final AtomicInteger ran = new AtomicInteger(0);
635	>	final ThreadPoolExecutor p =
636	>	new ThreadPoolExecutor(poolSize, poolSize,
637	>	LONG_DELAY_MS, MILLISECONDS,
638	>	new ArrayBlockingQueue<Runnable>(10));
639	>	CountDownLatch threadsStarted = new CountDownLatch(poolSize);
640	>	CheckedRunnable waiter = new CheckedRunnable() { public void realRun() {
641	>	threadsStarted.countDown();
642	>	try {
643	>	MILLISECONDS.sleep(2 * LONG_DELAY_MS);
644	>	} catch (InterruptedException success) {}
645	>	ran.getAndIncrement();
646	>	}};
647	>	for (int i = 0; i < count; i++)
648	>	p.execute(waiter);
649	>	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
650	>	assertEquals(poolSize, p.getActiveCount());
651	>	assertEquals(0, p.getCompletedTaskCount());
652	>	final List<Runnable> queuedTasks;
653	>	try {
654	>	queuedTasks = p.shutdownNow();
655	>	} catch (SecurityException ok) {
656	>	return; // Allowed in case test doesn't have privs
657	>	}
658	>	assertTrue(p.isShutdown());
659	>	assertTrue(p.getQueue().isEmpty());
660	>	assertEquals(count - poolSize, queuedTasks.size());
661	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
662	>	assertTrue(p.isTerminated());
663	>	assertEquals(poolSize, ran.get());
664	>	assertEquals(poolSize, p.getCompletedTaskCount());
665		}
666
667		// Exception Tests
421	–
668
669	<	/**
670	<	* Constructor throws if corePoolSize argument is less than zero
669	>	/**
670	>	* Constructor throws if corePoolSize argument is less than zero
671		*/
672		public void testConstructor1() {
673		try {
674	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
674	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
675	>	new ArrayBlockingQueue<Runnable>(10));
676		shouldThrow();
677	<	}
431	<	catch (IllegalArgumentException success){}
677	>	} catch (IllegalArgumentException success) {}
678		}
679	<
680	<	/**
681	<	* Constructor throws if maximumPoolSize is less than zero
679	>
680	>	/**
681	>	* Constructor throws if maximumPoolSize is less than zero
682		*/
683		public void testConstructor2() {
684		try {
685	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
685	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
686	>	new ArrayBlockingQueue<Runnable>(10));
687		shouldThrow();
688	<	}
442	<	catch (IllegalArgumentException success){}
688	>	} catch (IllegalArgumentException success) {}
689		}
690	<
691	<	/**
692	<	* Constructor throws if maximumPoolSize is equal to zero
690	>
691	>	/**
692	>	* Constructor throws if maximumPoolSize is equal to zero
693		*/
694		public void testConstructor3() {
695		try {
696	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
696	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
697	>	new ArrayBlockingQueue<Runnable>(10));
698		shouldThrow();
699	<	}
453	<	catch (IllegalArgumentException success){}
699	>	} catch (IllegalArgumentException success) {}
700		}
701
702	<	/**
703	<	* Constructor throws if keepAliveTime is less than zero
702	>	/**
703	>	* Constructor throws if keepAliveTime is less than zero
704		*/
705		public void testConstructor4() {
706		try {
707	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
707	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
708	>	new ArrayBlockingQueue<Runnable>(10));
709		shouldThrow();
710	<	}
464	<	catch (IllegalArgumentException success){}
710	>	} catch (IllegalArgumentException success) {}
711		}
712
713	<	/**
714	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
713	>	/**
714	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
715		*/
716		public void testConstructor5() {
717		try {
718	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
718	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
719	>	new ArrayBlockingQueue<Runnable>(10));
720		shouldThrow();
721	<	}
475	<	catch (IllegalArgumentException success){}
721	>	} catch (IllegalArgumentException success) {}
722		}
723	<
724	<	/**
725	<	* Constructor throws if workQueue is set to null
723	>
724	>	/**
725	>	* Constructor throws if workQueue is set to null
726		*/
727		public void testConstructorNullPointerException() {
728		try {
729	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null);
729	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
730	>	(BlockingQueue) null);
731		shouldThrow();
732	<	}
486	<	catch (NullPointerException success){}
732	>	} catch (NullPointerException success) {}
733		}
488	–
734
735	<
736	<	/**
492	<	* Constructor throws if corePoolSize argument is less than zero
735	>	/**
736	>	* Constructor throws if corePoolSize argument is less than zero
737		*/
738		public void testConstructor6() {
739		try {
740	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
740	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
741	>	new ArrayBlockingQueue<Runnable>(10),
742	>	new SimpleThreadFactory());
743		shouldThrow();
744	<	} catch (IllegalArgumentException success){}
744	>	} catch (IllegalArgumentException success) {}
745		}
746	<
747	<	/**
748	<	* Constructor throws if maximumPoolSize is less than zero
746	>
747	>	/**
748	>	* Constructor throws if maximumPoolSize is less than zero
749		*/
750		public void testConstructor7() {
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	<	}
509	<	catch (IllegalArgumentException success){}
756	>	} catch (IllegalArgumentException success) {}
757		}
758
759	<	/**
760	<	* Constructor throws if maximumPoolSize is equal to zero
759	>	/**
760	>	* Constructor throws if maximumPoolSize is equal to zero
761		*/
762		public void testConstructor8() {
763		try {
764	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
764	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
765	>	new ArrayBlockingQueue<Runnable>(10),
766	>	new SimpleThreadFactory());
767		shouldThrow();
768	<	}
520	<	catch (IllegalArgumentException success){}
768	>	} catch (IllegalArgumentException success) {}
769		}
770
771	<	/**
772	<	* Constructor throws if keepAliveTime is less than zero
771	>	/**
772	>	* Constructor throws if keepAliveTime is less than zero
773		*/
774		public void testConstructor9() {
775		try {
776	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
776	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
777	>	new ArrayBlockingQueue<Runnable>(10),
778	>	new SimpleThreadFactory());
779		shouldThrow();
780	<	}
531	<	catch (IllegalArgumentException success){}
780	>	} catch (IllegalArgumentException success) {}
781		}
782
783	<	/**
784	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
783	>	/**
784	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
785		*/
786		public void testConstructor10() {
787		try {
788	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
788	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
789	>	new ArrayBlockingQueue<Runnable>(10),
790	>	new SimpleThreadFactory());
791		shouldThrow();
792	<	}
542	<	catch (IllegalArgumentException success){}
792	>	} catch (IllegalArgumentException success) {}
793		}
794
795	<	/**
796	<	* Constructor throws if workQueue is set to null
795	>	/**
796	>	* Constructor throws if workQueue is set to null
797		*/
798		public void testConstructorNullPointerException2() {
799		try {
800	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory());
800	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
801	>	(BlockingQueue) null,
802	>	new SimpleThreadFactory());
803		shouldThrow();
804	<	}
553	<	catch (NullPointerException success){}
804	>	} catch (NullPointerException success) {}
805		}
806
807	<	/**
808	<	* Constructor throws if threadFactory is set to null
807	>	/**
808	>	* Constructor throws if threadFactory is set to null
809		*/
810		public void testConstructorNullPointerException3() {
811		try {
812	<	ThreadFactory f = null;
813	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f);
812	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
813	>	new ArrayBlockingQueue<Runnable>(10),
814	>	(ThreadFactory) null);
815		shouldThrow();
816	<	}
565	<	catch (NullPointerException success){}
816	>	} catch (NullPointerException success) {}
817		}
818	<
819	<
820	<	/**
570	<	* Constructor throws if corePoolSize argument is less than zero
818	>
819	>	/**
820	>	* Constructor throws if corePoolSize argument is less than zero
821		*/
822		public void testConstructor11() {
823		try {
824	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
824	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
825	>	new ArrayBlockingQueue<Runnable>(10),
826	>	new NoOpREHandler());
827		shouldThrow();
828	<	}
577	<	catch (IllegalArgumentException success){}
828	>	} catch (IllegalArgumentException success) {}
829		}
830
831	<	/**
832	<	* Constructor throws if maximumPoolSize is less than zero
831	>	/**
832	>	* Constructor throws if maximumPoolSize is less than zero
833		*/
834		public void testConstructor12() {
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	<	}
588	<	catch (IllegalArgumentException success){}
840	>	} catch (IllegalArgumentException success) {}
841		}
842
843	<	/**
844	<	* Constructor throws if maximumPoolSize is equal to zero
843	>	/**
844	>	* Constructor throws if maximumPoolSize is equal to zero
845		*/
846		public void testConstructor13() {
847		try {
848	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
848	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
849	>	new ArrayBlockingQueue<Runnable>(10),
850	>	new NoOpREHandler());
851		shouldThrow();
852	<	}
599	<	catch (IllegalArgumentException success){}
852	>	} catch (IllegalArgumentException success) {}
853		}
854
855	<	/**
856	<	* Constructor throws if keepAliveTime is less than zero
855	>	/**
856	>	* Constructor throws if keepAliveTime is less than zero
857		*/
858		public void testConstructor14() {
859		try {
860	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
860	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
861	>	new ArrayBlockingQueue<Runnable>(10),
862	>	new NoOpREHandler());
863		shouldThrow();
864	<	}
610	<	catch (IllegalArgumentException success){}
864	>	} catch (IllegalArgumentException success) {}
865		}
866
867	<	/**
868	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
867	>	/**
868	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
869		*/
870		public void testConstructor15() {
871		try {
872	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
872	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
873	>	new ArrayBlockingQueue<Runnable>(10),
874	>	new NoOpREHandler());
875		shouldThrow();
876	<	}
621	<	catch (IllegalArgumentException success){}
876	>	} catch (IllegalArgumentException success) {}
877		}
878
879	<	/**
880	<	* Constructor throws if workQueue is set to null
879	>	/**
880	>	* Constructor throws if workQueue is set to null
881		*/
882		public void testConstructorNullPointerException4() {
883		try {
884	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new NoOpREHandler());
884	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
885	>	(BlockingQueue) null,
886	>	new NoOpREHandler());
887		shouldThrow();
888	<	}
632	<	catch (NullPointerException success){}
888	>	} catch (NullPointerException success) {}
889		}
890
891	<	/**
892	<	* Constructor throws if handler is set to null
891	>	/**
892	>	* Constructor throws if handler is set to null
893		*/
894		public void testConstructorNullPointerException5() {
895		try {
896	<	RejectedExecutionHandler r = null;
897	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r);
896	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
897	>	new ArrayBlockingQueue<Runnable>(10),
898	>	(RejectedExecutionHandler) null);
899		shouldThrow();
900	<	}
644	<	catch (NullPointerException success){}
900	>	} catch (NullPointerException success) {}
901		}
902
903	<
904	<	/**
649	<	* Constructor throws if corePoolSize argument is less than zero
903	>	/**
904	>	* Constructor throws if corePoolSize argument is less than zero
905		*/
906		public void testConstructor16() {
907		try {
908	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
908	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
909	>	new ArrayBlockingQueue<Runnable>(10),
910	>	new SimpleThreadFactory(),
911	>	new NoOpREHandler());
912		shouldThrow();
913	<	}
656	<	catch (IllegalArgumentException success){}
913	>	} catch (IllegalArgumentException success) {}
914		}
915
916	<	/**
917	<	* Constructor throws if maximumPoolSize is less than zero
916	>	/**
917	>	* Constructor throws if maximumPoolSize is less than zero
918		*/
919		public void testConstructor17() {
920		try {
921	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
921	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
922	>	new ArrayBlockingQueue<Runnable>(10),
923	>	new SimpleThreadFactory(),
924	>	new NoOpREHandler());
925		shouldThrow();
926	<	}
667	<	catch (IllegalArgumentException success){}
926	>	} catch (IllegalArgumentException success) {}
927		}
928
929	<	/**
930	<	* Constructor throws if maximumPoolSize is equal to zero
929	>	/**
930	>	* Constructor throws if maximumPoolSize is equal to zero
931		*/
932		public void testConstructor18() {
933		try {
934	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
934	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
935	>	new ArrayBlockingQueue<Runnable>(10),
936	>	new SimpleThreadFactory(),
937	>	new NoOpREHandler());
938		shouldThrow();
939	<	}
678	<	catch (IllegalArgumentException success){}
939	>	} catch (IllegalArgumentException success) {}
940		}
941
942	<	/**
943	<	* Constructor throws if keepAliveTime is less than zero
942	>	/**
943	>	* Constructor throws if keepAliveTime is less than zero
944		*/
945		public void testConstructor19() {
946		try {
947	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
947	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
948	>	new ArrayBlockingQueue<Runnable>(10),
949	>	new SimpleThreadFactory(),
950	>	new NoOpREHandler());
951		shouldThrow();
952	<	}
689	<	catch (IllegalArgumentException success){}
952	>	} catch (IllegalArgumentException success) {}
953		}
954
955	<	/**
956	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
955	>	/**
956	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
957		*/
958		public void testConstructor20() {
959		try {
960	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
960	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
961	>	new ArrayBlockingQueue<Runnable>(10),
962	>	new SimpleThreadFactory(),
963	>	new NoOpREHandler());
964		shouldThrow();
965	<	}
700	<	catch (IllegalArgumentException success){}
965	>	} catch (IllegalArgumentException success) {}
966		}
967
968	<	/**
969	<	* Constructor throws if workQueue is set to null
968	>	/**
969	>	* Constructor throws if workQueue is null
970		*/
971		public void testConstructorNullPointerException6() {
972		try {
973	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler());
973	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
974	>	(BlockingQueue) null,
975	>	new SimpleThreadFactory(),
976	>	new NoOpREHandler());
977		shouldThrow();
978	<	}
711	<	catch (NullPointerException success){}
978	>	} catch (NullPointerException success) {}
979		}
980
981	<	/**
982	<	* Constructor throws if handler is set to null
981	>	/**
982	>	* Constructor throws if handler is null
983		*/
984		public void testConstructorNullPointerException7() {
985		try {
986	<	RejectedExecutionHandler r = null;
987	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r);
986	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
987	>	new ArrayBlockingQueue<Runnable>(10),
988	>	new SimpleThreadFactory(),
989	>	(RejectedExecutionHandler) null);
990		shouldThrow();
991	<	}
723	<	catch (NullPointerException success){}
991	>	} catch (NullPointerException success) {}
992		}
993
994	<	/**
995	<	* Constructor throws if ThreadFactory is set top null
994	>	/**
995	>	* Constructor throws if ThreadFactory is null
996		*/
997		public void testConstructorNullPointerException8() {
998		try {
999	<	ThreadFactory f = null;
1000	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new NoOpREHandler());
1001	<	shouldThrow();
999	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1000	>	new ArrayBlockingQueue<Runnable>(10),
1001	>	(ThreadFactory) null,
1002	>	new NoOpREHandler());
1003	>	shouldThrow();
1004	>	} catch (NullPointerException success) {}
1005	>	}
1006	>
1007	>	/**
1008	>	* get of submitted callable throws InterruptedException if interrupted
1009	>	*/
1010	>	public void testInterruptedSubmit() throws InterruptedException {
1011	>	final ThreadPoolExecutor p =
1012	>	new ThreadPoolExecutor(1, 1,
1013	>	60, SECONDS,
1014	>	new ArrayBlockingQueue<Runnable>(10));
1015	>
1016	>	final CountDownLatch threadStarted = new CountDownLatch(1);
1017	>	final CountDownLatch done = new CountDownLatch(1);
1018	>	try {
1019	>	Thread t = newStartedThread(new CheckedInterruptedRunnable() {
1020	>	public void realRun() throws Exception {
1021	>	Callable task = new CheckedCallable<Boolean>() {
1022	>	public Boolean realCall() throws InterruptedException {
1023	>	threadStarted.countDown();
1024	>	done.await();
1025	>	return Boolean.TRUE;
1026	>	}};
1027	>	p.submit(task).get();
1028	>	}});
1029	>
1030	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
1031	>	t.interrupt();
1032	>	awaitTermination(t, MEDIUM_DELAY_MS);
1033	>	} finally {
1034	>	done.countDown();
1035	>	joinPool(p);
1036		}
735	–	catch (NullPointerException successdn8){}
1037		}
737	–
1038
1039		/**
1040	<	*  execute throws RejectedExecutionException
741	<	*  if saturated.
1040	>	* execute throws RejectedExecutionException if saturated.
1041		*/
1042		public void testSaturatedExecute() {
1043	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
1044	<	try {
1045	<
1046	<	for(int i = 0; i < 5; ++i){
1047	<	p.execute(new MediumRunnable());
1043	>	ThreadPoolExecutor p =
1044	>	new ThreadPoolExecutor(1, 1,
1045	>	LONG_DELAY_MS, MILLISECONDS,
1046	>	new ArrayBlockingQueue<Runnable>(1));
1047	>	final CountDownLatch done = new CountDownLatch(1);
1048	>	try {
1049	>	Runnable task = new CheckedRunnable() {
1050	>	public void realRun() throws InterruptedException {
1051	>	done.await();
1052	>	}};
1053	>	for (int i = 0; i < 2; ++i)
1054	>	p.execute(task);
1055	>	for (int i = 0; i < 2; ++i) {
1056	>	try {
1057	>	p.execute(task);
1058	>	shouldThrow();
1059	>	} catch (RejectedExecutionException success) {}
1060	>	assertTrue(p.getTaskCount() <= 2);
1061		}
1062	<	shouldThrow();
1063	<	} catch(RejectedExecutionException success){}
1064	<	joinPool(p);
1062	>	} finally {
1063	>	done.countDown();
1064	>	joinPool(p);
1065	>	}
1066	>	}
1067	>
1068	>	/**
1069	>	* submit(runnable) throws RejectedExecutionException if saturated.
1070	>	*/
1071	>	public void testSaturatedSubmitRunnable() {
1072	>	ThreadPoolExecutor p =
1073	>	new ThreadPoolExecutor(1, 1,
1074	>	LONG_DELAY_MS, MILLISECONDS,
1075	>	new ArrayBlockingQueue<Runnable>(1));
1076	>	final CountDownLatch done = new CountDownLatch(1);
1077	>	try {
1078	>	Runnable task = new CheckedRunnable() {
1079	>	public void realRun() throws InterruptedException {
1080	>	done.await();
1081	>	}};
1082	>	for (int i = 0; i < 2; ++i)
1083	>	p.submit(task);
1084	>	for (int i = 0; i < 2; ++i) {
1085	>	try {
1086	>	p.execute(task);
1087	>	shouldThrow();
1088	>	} catch (RejectedExecutionException success) {}
1089	>	assertTrue(p.getTaskCount() <= 2);
1090	>	}
1091	>	} finally {
1092	>	done.countDown();
1093	>	joinPool(p);
1094	>	}
1095		}
1096
1097		/**
1098	<	*  executor using CallerRunsPolicy runs task if saturated.
1098	>	* submit(callable) throws RejectedExecutionException if saturated.
1099	>	*/
1100	>	public void testSaturatedSubmitCallable() {
1101	>	ThreadPoolExecutor p =
1102	>	new ThreadPoolExecutor(1, 1,
1103	>	LONG_DELAY_MS, MILLISECONDS,
1104	>	new ArrayBlockingQueue<Runnable>(1));
1105	>	final CountDownLatch done = new CountDownLatch(1);
1106	>	try {
1107	>	Runnable task = new CheckedRunnable() {
1108	>	public void realRun() throws InterruptedException {
1109	>	done.await();
1110	>	}};
1111	>	for (int i = 0; i < 2; ++i)
1112	>	p.submit(Executors.callable(task));
1113	>	for (int i = 0; i < 2; ++i) {
1114	>	try {
1115	>	p.execute(task);
1116	>	shouldThrow();
1117	>	} catch (RejectedExecutionException success) {}
1118	>	assertTrue(p.getTaskCount() <= 2);
1119	>	}
1120	>	} finally {
1121	>	done.countDown();
1122	>	joinPool(p);
1123	>	}
1124	>	}
1125	>
1126	>	/**
1127	>	* executor using CallerRunsPolicy runs task if saturated.
1128		*/
1129		public void testSaturatedExecute2() {
1130		RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1131	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1131	>	final ThreadPoolExecutor p =
1132	>	new ThreadPoolExecutor(1, 1,
1133	>	LONG_DELAY_MS,
1134	>	MILLISECONDS,
1135	>	new ArrayBlockingQueue<Runnable>(1),
1136	>	h);
1137		try {
762	–
1138		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1139	<	for(int i = 0; i < 5; ++i){
1139	>	for (int i = 0; i < tasks.length; ++i)
1140		tasks[i] = new TrackedNoOpRunnable();
766	–	}
1141		TrackedLongRunnable mr = new TrackedLongRunnable();
1142		p.execute(mr);
1143	<	for(int i = 0; i < 5; ++i){
1143	>	for (int i = 0; i < tasks.length; ++i)
1144		p.execute(tasks[i]);
1145	<	}
772	<	for(int i = 1; i < 5; ++i) {
1145	>	for (int i = 1; i < tasks.length; ++i)
1146		assertTrue(tasks[i].done);
1147	<	}
775	<	p.shutdownNow();
776	<	} catch(RejectedExecutionException ex){
777	<	unexpectedException();
1147	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1148		} finally {
1149		joinPool(p);
1150		}
1151		}
1152
1153		/**
1154	<	*  executor using DiscardPolicy drops task if saturated.
1154	>	* executor using DiscardPolicy drops task if saturated.
1155		*/
1156		public void testSaturatedExecute3() {
1157		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1158	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1158	>	final ThreadPoolExecutor p =
1159	>	new ThreadPoolExecutor(1, 1,
1160	>	LONG_DELAY_MS, MILLISECONDS,
1161	>	new ArrayBlockingQueue<Runnable>(1),
1162	>	h);
1163		try {
790	–
1164		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1165	<	for(int i = 0; i < 5; ++i){
1165	>	for (int i = 0; i < tasks.length; ++i)
1166		tasks[i] = new TrackedNoOpRunnable();
794	–	}
1167		p.execute(new TrackedLongRunnable());
1168	<	for(int i = 0; i < 5; ++i){
1169	<	p.execute(tasks[i]);
1170	<	}
1171	<	for(int i = 0; i < 5; ++i){
1172	<	assertFalse(tasks[i].done);
801	<	}
802	<	p.shutdownNow();
803	<	} catch(RejectedExecutionException ex){
804	<	unexpectedException();
1168	>	for (TrackedNoOpRunnable task : tasks)
1169	>	p.execute(task);
1170	>	for (TrackedNoOpRunnable task : tasks)
1171	>	assertFalse(task.done);
1172	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1173		} finally {
1174		joinPool(p);
1175		}
1176		}
1177
1178		/**
1179	<	*  executor using DiscardOldestPolicy drops oldest task if saturated.
1179	>	* executor using DiscardOldestPolicy drops oldest task if saturated.
1180		*/
1181		public void testSaturatedExecute4() {
1182		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1183	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1183	>	final ThreadPoolExecutor p =
1184	>	new ThreadPoolExecutor(1, 1,
1185	>	LONG_DELAY_MS, MILLISECONDS,
1186	>	new ArrayBlockingQueue<Runnable>(1),
1187	>	h);
1188		try {
1189		p.execute(new TrackedLongRunnable());
1190		TrackedLongRunnable r2 = new TrackedLongRunnable();
#	Line 822 | Line 1194 | public class ThreadPoolExecutorTest exte
1194		p.execute(r3);
1195		assertFalse(p.getQueue().contains(r2));
1196		assertTrue(p.getQueue().contains(r3));
1197	<	p.shutdownNow();
826	<	} catch(RejectedExecutionException ex){
827	<	unexpectedException();
1197	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1198		} finally {
1199		joinPool(p);
1200		}
1201		}
1202
1203		/**
1204	<	*  execute throws RejectedExecutionException if shutdown
1204	>	* execute throws RejectedExecutionException if shutdown
1205		*/
1206		public void testRejectedExecutionExceptionOnShutdown() {
1207	<	ThreadPoolExecutor tpe =
1208	<	new ThreadPoolExecutor(1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(1));
1209	<	tpe.shutdown();
1210	<	try {
1211	<	tpe.execute(new NoOpRunnable());
1212	<	shouldThrow();
1213	<	} catch(RejectedExecutionException success){}
1214	<
1215	<	joinPool(tpe);
1207	>	ThreadPoolExecutor p =
1208	>	new ThreadPoolExecutor(1, 1,
1209	>	LONG_DELAY_MS, MILLISECONDS,
1210	>	new ArrayBlockingQueue<Runnable>(1));
1211	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1212	>	try {
1213	>	p.execute(new NoOpRunnable());
1214	>	shouldThrow();
1215	>	} catch (RejectedExecutionException success) {}
1216	>
1217	>	joinPool(p);
1218		}
1219
1220		/**
1221	<	*  execute using CallerRunsPolicy drops task on shutdown
1221	>	* execute using CallerRunsPolicy drops task on shutdown
1222		*/
1223		public void testCallerRunsOnShutdown() {
1224		RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1225	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1225	>	final ThreadPoolExecutor p =
1226	>	new ThreadPoolExecutor(1, 1,
1227	>	LONG_DELAY_MS, MILLISECONDS,
1228	>	new ArrayBlockingQueue<Runnable>(1), h);
1229
1230	<	p.shutdown();
1231	<	try {
1230	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1231	>	try {
1232		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1233	<	p.execute(r);
1233	>	p.execute(r);
1234		assertFalse(r.done);
860	–	} catch(RejectedExecutionException success){
861	–	unexpectedException();
1235		} finally {
1236		joinPool(p);
1237		}
1238		}
1239
1240		/**
1241	<	*  execute using DiscardPolicy drops task on shutdown
1241	>	* execute using DiscardPolicy drops task on shutdown
1242		*/
1243		public void testDiscardOnShutdown() {
1244		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1245	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1245	>	ThreadPoolExecutor p =
1246	>	new ThreadPoolExecutor(1, 1,
1247	>	LONG_DELAY_MS, MILLISECONDS,
1248	>	new ArrayBlockingQueue<Runnable>(1),
1249	>	h);
1250
1251	<	p.shutdown();
1252	<	try {
1251	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1252	>	try {
1253		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1254	<	p.execute(r);
1254	>	p.execute(r);
1255		assertFalse(r.done);
879	–	} catch(RejectedExecutionException success){
880	–	unexpectedException();
1256		} finally {
1257		joinPool(p);
1258		}
1259		}
1260
886	–
1261		/**
1262	<	*  execute using DiscardOldestPolicy drops task on shutdown
1262	>	* execute using DiscardOldestPolicy drops task on shutdown
1263		*/
1264		public void testDiscardOldestOnShutdown() {
1265		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1266	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1266	>	ThreadPoolExecutor p =
1267	>	new ThreadPoolExecutor(1, 1,
1268	>	LONG_DELAY_MS, MILLISECONDS,
1269	>	new ArrayBlockingQueue<Runnable>(1),
1270	>	h);
1271
1272	<	p.shutdown();
1273	<	try {
1272	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1273	>	try {
1274		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1275	<	p.execute(r);
1275	>	p.execute(r);
1276		assertFalse(r.done);
899	–	} catch(RejectedExecutionException success){
900	–	unexpectedException();
1277		} finally {
1278		joinPool(p);
1279		}
1280		}
1281
906	–
1282		/**
1283	<	*  execute (null) throws NPE
1283	>	* execute(null) throws NPE
1284		*/
1285		public void testExecuteNull() {
1286	<	ThreadPoolExecutor tpe = null;
1286	>	ThreadPoolExecutor p =
1287	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1288	>	new ArrayBlockingQueue<Runnable>(10));
1289		try {
1290	<	tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
914	<	tpe.execute(null);
1290	>	p.execute(null);
1291		shouldThrow();
1292	<	} catch(NullPointerException success){}
1293	<
1294	<	joinPool(tpe);
1292	>	} catch (NullPointerException success) {}
1293	>
1294	>	joinPool(p);
1295		}
1296	<
1296	>
1297		/**
1298	<	*  setCorePoolSize of negative value throws IllegalArgumentException
1298	>	* setCorePoolSize of negative value throws IllegalArgumentException
1299		*/
1300		public void testCorePoolSizeIllegalArgumentException() {
1301	<	ThreadPoolExecutor tpe = null;
1302	<	try {
1303	<	tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1304	<	} catch(Exception e){}
929	<	try {
930	<	tpe.setCorePoolSize(-1);
931	<	shouldThrow();
932	<	} catch(IllegalArgumentException success){
933	<	} finally {
934	<	tpe.shutdown();
935	<	}
936	<	joinPool(tpe);
937	<	}
938	<
939	<	/**
940	<	*  setMaximumPoolSize(int) throws IllegalArgumentException if
941	<	*  given a value less the core pool size
942	<	*/
943	<	public void testMaximumPoolSizeIllegalArgumentException() {
944	<	ThreadPoolExecutor tpe = null;
1301	>	ThreadPoolExecutor p =
1302	>	new ThreadPoolExecutor(1, 2,
1303	>	LONG_DELAY_MS, MILLISECONDS,
1304	>	new ArrayBlockingQueue<Runnable>(10));
1305		try {
1306	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1307	<	} catch(Exception e){}
1306	>	p.setCorePoolSize(-1);
1307	>	shouldThrow();
1308	>	} catch (IllegalArgumentException success) {
1309	>	} finally {
1310	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1311	>	}
1312	>	joinPool(p);
1313	>	}
1314	>
1315	>	/**
1316	>	* setMaximumPoolSize(int) throws IllegalArgumentException if
1317	>	* given a value less the core pool size
1318	>	*/
1319	>	public void testMaximumPoolSizeIllegalArgumentException() {
1320	>	ThreadPoolExecutor p =
1321	>	new ThreadPoolExecutor(2, 3,
1322	>	LONG_DELAY_MS, MILLISECONDS,
1323	>	new ArrayBlockingQueue<Runnable>(10));
1324		try {
1325	<	tpe.setMaximumPoolSize(1);
1325	>	p.setMaximumPoolSize(1);
1326		shouldThrow();
1327	<	} catch(IllegalArgumentException success){
1327	>	} catch (IllegalArgumentException success) {
1328		} finally {
1329	<	tpe.shutdown();
1329	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1330		}
1331	<	joinPool(tpe);
1331	>	joinPool(p);
1332		}
1333	<
1333	>
1334		/**
1335	<	*  setMaximumPoolSize throws IllegalArgumentException
1336	<	*  if given a negative value
1335	>	* setMaximumPoolSize throws IllegalArgumentException
1336	>	* if given a negative value
1337		*/
1338		public void testMaximumPoolSizeIllegalArgumentException2() {
1339	<	ThreadPoolExecutor tpe = null;
1339	>	ThreadPoolExecutor p =
1340	>	new ThreadPoolExecutor(2, 3,
1341	>	LONG_DELAY_MS, MILLISECONDS,
1342	>	new ArrayBlockingQueue<Runnable>(10));
1343		try {
1344	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
966	<	} catch(Exception e){}
967	<	try {
968	<	tpe.setMaximumPoolSize(-1);
1344	>	p.setMaximumPoolSize(-1);
1345		shouldThrow();
1346	<	} catch(IllegalArgumentException success){
1346	>	} catch (IllegalArgumentException success) {
1347		} finally {
1348	<	tpe.shutdown();
1348	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1349		}
1350	<	joinPool(tpe);
1350	>	joinPool(p);
1351		}
976	–
1352
1353		/**
1354	<	*  setKeepAliveTime  throws IllegalArgumentException
1355	<	*  when given a negative value
1354	>	* Configuration changes that allow core pool size greater than
1355	>	* max pool size result in IllegalArgumentException.
1356	>	*/
1357	>	public void testPoolSizeInvariants() {
1358	>	ThreadPoolExecutor p =
1359	>	new ThreadPoolExecutor(1, 1,
1360	>	LONG_DELAY_MS, MILLISECONDS,
1361	>	new ArrayBlockingQueue<Runnable>(10));
1362	>	for (int s = 1; s < 5; s++) {
1363	>	p.setMaximumPoolSize(s);
1364	>	p.setCorePoolSize(s);
1365	>	try {
1366	>	p.setMaximumPoolSize(s - 1);
1367	>	shouldThrow();
1368	>	} catch (IllegalArgumentException success) {}
1369	>	assertEquals(s, p.getCorePoolSize());
1370	>	assertEquals(s, p.getMaximumPoolSize());
1371	>	try {
1372	>	p.setCorePoolSize(s + 1);
1373	>	shouldThrow();
1374	>	} catch (IllegalArgumentException success) {}
1375	>	assertEquals(s, p.getCorePoolSize());
1376	>	assertEquals(s, p.getMaximumPoolSize());
1377	>	}
1378	>	joinPool(p);
1379	>	}
1380	>
1381	>	/**
1382	>	* setKeepAliveTime throws IllegalArgumentException
1383	>	* when given a negative value
1384		*/
1385		public void testKeepAliveTimeIllegalArgumentException() {
1386	<	ThreadPoolExecutor tpe = null;
1386	>	ThreadPoolExecutor p =
1387	>	new ThreadPoolExecutor(2, 3,
1388	>	LONG_DELAY_MS, MILLISECONDS,
1389	>	new ArrayBlockingQueue<Runnable>(10));
1390		try {
1391	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
986	<	} catch(Exception e){}
987	<
988	<	try {
989	<	tpe.setKeepAliveTime(-1,TimeUnit.MILLISECONDS);
1391	>	p.setKeepAliveTime(-1,MILLISECONDS);
1392		shouldThrow();
1393	<	} catch(IllegalArgumentException success){
1393	>	} catch (IllegalArgumentException success) {
1394		} finally {
1395	<	tpe.shutdown();
1395	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1396		}
1397	<	joinPool(tpe);
1397	>	joinPool(p);
1398		}
1399
1400		/**
1401		* terminated() is called on termination
1402		*/
1403		public void testTerminated() {
1404	<	ExtendedTPE tpe = new ExtendedTPE();
1405	<	tpe.shutdown();
1406	<	assertTrue(tpe.terminatedCalled);
1407	<	joinPool(tpe);
1404	>	ExtendedTPE p = new ExtendedTPE();
1405	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1406	>	assertTrue(p.terminatedCalled());
1407	>	joinPool(p);
1408		}
1409
1410		/**
1411		* beforeExecute and afterExecute are called when executing task
1412		*/
1413	<	public void testBeforeAfter() {
1414	<	ExtendedTPE tpe = new ExtendedTPE();
1413	>	public void testBeforeAfter() throws InterruptedException {
1414	>	ExtendedTPE p = new ExtendedTPE();
1415		try {
1416	<	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1417	<	tpe.execute(r);
1418	<	Thread.sleep(SHORT_DELAY_MS);
1419	<	assertTrue(r.done);
1420	<	assertTrue(tpe.beforeCalled);
1421	<	assertTrue(tpe.afterCalled);
1422	<	tpe.shutdown();
1416	>	final CountDownLatch done = new CountDownLatch(1);
1417	>	p.execute(new CheckedRunnable() {
1418	>	public void realRun() {
1419	>	done.countDown();
1420	>	}});
1421	>	await(p.afterCalled);
1422	>	assertEquals(0, done.getCount());
1423	>	assertTrue(p.afterCalled());
1424	>	assertTrue(p.beforeCalled());
1425	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1426	>	} finally {
1427	>	joinPool(p);
1428		}
1429	<	catch(Exception ex) {
1430	<	unexpectedException();
1429	>	}
1430	>
1431	>	/**
1432	>	* completed submit of callable returns result
1433	>	*/
1434	>	public void testSubmitCallable() throws Exception {
1435	>	ExecutorService e =
1436	>	new ThreadPoolExecutor(2, 2,
1437	>	LONG_DELAY_MS, MILLISECONDS,
1438	>	new ArrayBlockingQueue<Runnable>(10));
1439	>	try {
1440	>	Future<String> future = e.submit(new StringTask());
1441	>	String result = future.get();
1442	>	assertSame(TEST_STRING, result);
1443		} finally {
1444	<	joinPool(tpe);
1444	>	joinPool(e);
1445		}
1446		}
1447	+
1448	+	/**
1449	+	* completed submit of runnable returns successfully
1450	+	*/
1451	+	public void testSubmitRunnable() throws Exception {
1452	+	ExecutorService e =
1453	+	new ThreadPoolExecutor(2, 2,
1454	+	LONG_DELAY_MS, MILLISECONDS,
1455	+	new ArrayBlockingQueue<Runnable>(10));
1456	+	try {
1457	+	Future<?> future = e.submit(new NoOpRunnable());
1458	+	future.get();
1459	+	assertTrue(future.isDone());
1460	+	} finally {
1461	+	joinPool(e);
1462	+	}
1463	+	}
1464	+
1465	+	/**
1466	+	* completed submit of (runnable, result) returns result
1467	+	*/
1468	+	public void testSubmitRunnable2() throws Exception {
1469	+	ExecutorService e =
1470	+	new ThreadPoolExecutor(2, 2,
1471	+	LONG_DELAY_MS, MILLISECONDS,
1472	+	new ArrayBlockingQueue<Runnable>(10));
1473	+	try {
1474	+	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
1475	+	String result = future.get();
1476	+	assertSame(TEST_STRING, result);
1477	+	} finally {
1478	+	joinPool(e);
1479	+	}
1480	+	}
1481	+
1482	+	/**
1483	+	* invokeAny(null) throws NPE
1484	+	*/
1485	+	public void testInvokeAny1() throws Exception {
1486	+	ExecutorService e =
1487	+	new ThreadPoolExecutor(2, 2,
1488	+	LONG_DELAY_MS, MILLISECONDS,
1489	+	new ArrayBlockingQueue<Runnable>(10));
1490	+	try {
1491	+	e.invokeAny(null);
1492	+	shouldThrow();
1493	+	} catch (NullPointerException success) {
1494	+	} finally {
1495	+	joinPool(e);
1496	+	}
1497	+	}
1498	+
1499	+	/**
1500	+	* invokeAny(empty collection) throws IAE
1501	+	*/
1502	+	public void testInvokeAny2() throws Exception {
1503	+	ExecutorService e =
1504	+	new ThreadPoolExecutor(2, 2,
1505	+	LONG_DELAY_MS, MILLISECONDS,
1506	+	new ArrayBlockingQueue<Runnable>(10));
1507	+	try {
1508	+	e.invokeAny(new ArrayList<Callable<String>>());
1509	+	shouldThrow();
1510	+	} catch (IllegalArgumentException success) {
1511	+	} finally {
1512	+	joinPool(e);
1513	+	}
1514	+	}
1515	+
1516	+	/**
1517	+	* invokeAny(c) throws NPE if c has null elements
1518	+	*/
1519	+	public void testInvokeAny3() throws Exception {
1520	+	final CountDownLatch latch = new CountDownLatch(1);
1521	+	final ExecutorService e =
1522	+	new ThreadPoolExecutor(2, 2,
1523	+	LONG_DELAY_MS, MILLISECONDS,
1524	+	new ArrayBlockingQueue<Runnable>(10));
1525	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1526	+	l.add(latchAwaitingStringTask(latch));
1527	+	l.add(null);
1528	+	try {
1529	+	e.invokeAny(l);
1530	+	shouldThrow();
1531	+	} catch (NullPointerException success) {
1532	+	} finally {
1533	+	latch.countDown();
1534	+	joinPool(e);
1535	+	}
1536	+	}
1537	+
1538	+	/**
1539	+	* invokeAny(c) throws ExecutionException if no task completes
1540	+	*/
1541	+	public void testInvokeAny4() throws Exception {
1542	+	ExecutorService e =
1543	+	new ThreadPoolExecutor(2, 2,
1544	+	LONG_DELAY_MS, MILLISECONDS,
1545	+	new ArrayBlockingQueue<Runnable>(10));
1546	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1547	+	l.add(new NPETask());
1548	+	try {
1549	+	e.invokeAny(l);
1550	+	shouldThrow();
1551	+	} catch (ExecutionException success) {
1552	+	assertTrue(success.getCause() instanceof NullPointerException);
1553	+	} finally {
1554	+	joinPool(e);
1555	+	}
1556	+	}
1557	+
1558	+	/**
1559	+	* invokeAny(c) returns result of some task
1560	+	*/
1561	+	public void testInvokeAny5() throws Exception {
1562	+	ExecutorService e =
1563	+	new ThreadPoolExecutor(2, 2,
1564	+	LONG_DELAY_MS, MILLISECONDS,
1565	+	new ArrayBlockingQueue<Runnable>(10));
1566	+	try {
1567	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1568	+	l.add(new StringTask());
1569	+	l.add(new StringTask());
1570	+	String result = e.invokeAny(l);
1571	+	assertSame(TEST_STRING, result);
1572	+	} finally {
1573	+	joinPool(e);
1574	+	}
1575	+	}
1576	+
1577	+	/**
1578	+	* invokeAll(null) throws NPE
1579	+	*/
1580	+	public void testInvokeAll1() throws Exception {
1581	+	ExecutorService e =
1582	+	new ThreadPoolExecutor(2, 2,
1583	+	LONG_DELAY_MS, MILLISECONDS,
1584	+	new ArrayBlockingQueue<Runnable>(10));
1585	+	try {
1586	+	e.invokeAll(null);
1587	+	shouldThrow();
1588	+	} catch (NullPointerException success) {
1589	+	} finally {
1590	+	joinPool(e);
1591	+	}
1592	+	}
1593	+
1594	+	/**
1595	+	* invokeAll(empty collection) returns empty collection
1596	+	*/
1597	+	public void testInvokeAll2() throws InterruptedException {
1598	+	ExecutorService e =
1599	+	new ThreadPoolExecutor(2, 2,
1600	+	LONG_DELAY_MS, MILLISECONDS,
1601	+	new ArrayBlockingQueue<Runnable>(10));
1602	+	try {
1603	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
1604	+	assertTrue(r.isEmpty());
1605	+	} finally {
1606	+	joinPool(e);
1607	+	}
1608	+	}
1609	+
1610	+	/**
1611	+	* invokeAll(c) throws NPE if c has null elements
1612	+	*/
1613	+	public void testInvokeAll3() throws Exception {
1614	+	ExecutorService e =
1615	+	new ThreadPoolExecutor(2, 2,
1616	+	LONG_DELAY_MS, MILLISECONDS,
1617	+	new ArrayBlockingQueue<Runnable>(10));
1618	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1619	+	l.add(new StringTask());
1620	+	l.add(null);
1621	+	try {
1622	+	e.invokeAll(l);
1623	+	shouldThrow();
1624	+	} catch (NullPointerException success) {
1625	+	} finally {
1626	+	joinPool(e);
1627	+	}
1628	+	}
1629	+
1630	+	/**
1631	+	* get of element of invokeAll(c) throws exception on failed task
1632	+	*/
1633	+	public void testInvokeAll4() throws Exception {
1634	+	ExecutorService e =
1635	+	new ThreadPoolExecutor(2, 2,
1636	+	LONG_DELAY_MS, MILLISECONDS,
1637	+	new ArrayBlockingQueue<Runnable>(10));
1638	+	try {
1639	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1640	+	l.add(new NPETask());
1641	+	List<Future<String>> futures = e.invokeAll(l);
1642	+	assertEquals(1, futures.size());
1643	+	try {
1644	+	futures.get(0).get();
1645	+	shouldThrow();
1646	+	} catch (ExecutionException success) {
1647	+	assertTrue(success.getCause() instanceof NullPointerException);
1648	+	}
1649	+	} finally {
1650	+	joinPool(e);
1651	+	}
1652	+	}
1653	+
1654	+	/**
1655	+	* invokeAll(c) returns results of all completed tasks
1656	+	*/
1657	+	public void testInvokeAll5() throws Exception {
1658	+	ExecutorService e =
1659	+	new ThreadPoolExecutor(2, 2,
1660	+	LONG_DELAY_MS, MILLISECONDS,
1661	+	new ArrayBlockingQueue<Runnable>(10));
1662	+	try {
1663	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1664	+	l.add(new StringTask());
1665	+	l.add(new StringTask());
1666	+	List<Future<String>> futures = e.invokeAll(l);
1667	+	assertEquals(2, futures.size());
1668	+	for (Future<String> future : futures)
1669	+	assertSame(TEST_STRING, future.get());
1670	+	} finally {
1671	+	joinPool(e);
1672	+	}
1673	+	}
1674	+
1675	+	/**
1676	+	* timed invokeAny(null) throws NPE
1677	+	*/
1678	+	public void testTimedInvokeAny1() throws Exception {
1679	+	ExecutorService e =
1680	+	new ThreadPoolExecutor(2, 2,
1681	+	LONG_DELAY_MS, MILLISECONDS,
1682	+	new ArrayBlockingQueue<Runnable>(10));
1683	+	try {
1684	+	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1685	+	shouldThrow();
1686	+	} catch (NullPointerException success) {
1687	+	} finally {
1688	+	joinPool(e);
1689	+	}
1690	+	}
1691	+
1692	+	/**
1693	+	* timed invokeAny(,,null) throws NPE
1694	+	*/
1695	+	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1696	+	ExecutorService e =
1697	+	new ThreadPoolExecutor(2, 2,
1698	+	LONG_DELAY_MS, MILLISECONDS,
1699	+	new ArrayBlockingQueue<Runnable>(10));
1700	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1701	+	l.add(new StringTask());
1702	+	try {
1703	+	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1704	+	shouldThrow();
1705	+	} catch (NullPointerException success) {
1706	+	} finally {
1707	+	joinPool(e);
1708	+	}
1709	+	}
1710	+
1711	+	/**
1712	+	* timed invokeAny(empty collection) throws IAE
1713	+	*/
1714	+	public void testTimedInvokeAny2() throws Exception {
1715	+	ExecutorService e =
1716	+	new ThreadPoolExecutor(2, 2,
1717	+	LONG_DELAY_MS, MILLISECONDS,
1718	+	new ArrayBlockingQueue<Runnable>(10));
1719	+	try {
1720	+	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1721	+	shouldThrow();
1722	+	} catch (IllegalArgumentException success) {
1723	+	} finally {
1724	+	joinPool(e);
1725	+	}
1726	+	}
1727	+
1728	+	/**
1729	+	* timed invokeAny(c) throws NPE if c has null elements
1730	+	*/
1731	+	public void testTimedInvokeAny3() throws Exception {
1732	+	final CountDownLatch latch = new CountDownLatch(1);
1733	+	final ExecutorService e =
1734	+	new ThreadPoolExecutor(2, 2,
1735	+	LONG_DELAY_MS, MILLISECONDS,
1736	+	new ArrayBlockingQueue<Runnable>(10));
1737	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1738	+	l.add(latchAwaitingStringTask(latch));
1739	+	l.add(null);
1740	+	try {
1741	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1742	+	shouldThrow();
1743	+	} catch (NullPointerException success) {
1744	+	} finally {
1745	+	latch.countDown();
1746	+	joinPool(e);
1747	+	}
1748	+	}
1749	+
1750	+	/**
1751	+	* timed invokeAny(c) throws ExecutionException if no task completes
1752	+	*/
1753	+	public void testTimedInvokeAny4() throws Exception {
1754	+	ExecutorService e =
1755	+	new ThreadPoolExecutor(2, 2,
1756	+	LONG_DELAY_MS, MILLISECONDS,
1757	+	new ArrayBlockingQueue<Runnable>(10));
1758	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1759	+	l.add(new NPETask());
1760	+	try {
1761	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1762	+	shouldThrow();
1763	+	} catch (ExecutionException success) {
1764	+	assertTrue(success.getCause() instanceof NullPointerException);
1765	+	} finally {
1766	+	joinPool(e);
1767	+	}
1768	+	}
1769	+
1770	+	/**
1771	+	* timed invokeAny(c) returns result of some task
1772	+	*/
1773	+	public void testTimedInvokeAny5() throws Exception {
1774	+	ExecutorService e =
1775	+	new ThreadPoolExecutor(2, 2,
1776	+	LONG_DELAY_MS, MILLISECONDS,
1777	+	new ArrayBlockingQueue<Runnable>(10));
1778	+	try {
1779	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1780	+	l.add(new StringTask());
1781	+	l.add(new StringTask());
1782	+	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1783	+	assertSame(TEST_STRING, result);
1784	+	} finally {
1785	+	joinPool(e);
1786	+	}
1787	+	}
1788	+
1789	+	/**
1790	+	* timed invokeAll(null) throws NPE
1791	+	*/
1792	+	public void testTimedInvokeAll1() throws Exception {
1793	+	ExecutorService e =
1794	+	new ThreadPoolExecutor(2, 2,
1795	+	LONG_DELAY_MS, MILLISECONDS,
1796	+	new ArrayBlockingQueue<Runnable>(10));
1797	+	try {
1798	+	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1799	+	shouldThrow();
1800	+	} catch (NullPointerException success) {
1801	+	} finally {
1802	+	joinPool(e);
1803	+	}
1804	+	}
1805	+
1806	+	/**
1807	+	* timed invokeAll(,,null) throws NPE
1808	+	*/
1809	+	public void testTimedInvokeAllNullTimeUnit() throws Exception {
1810	+	ExecutorService e =
1811	+	new ThreadPoolExecutor(2, 2,
1812	+	LONG_DELAY_MS, MILLISECONDS,
1813	+	new ArrayBlockingQueue<Runnable>(10));
1814	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1815	+	l.add(new StringTask());
1816	+	try {
1817	+	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1818	+	shouldThrow();
1819	+	} catch (NullPointerException success) {
1820	+	} finally {
1821	+	joinPool(e);
1822	+	}
1823	+	}
1824	+
1825	+	/**
1826	+	* timed invokeAll(empty collection) returns empty collection
1827	+	*/
1828	+	public void testTimedInvokeAll2() throws InterruptedException {
1829	+	ExecutorService e =
1830	+	new ThreadPoolExecutor(2, 2,
1831	+	LONG_DELAY_MS, MILLISECONDS,
1832	+	new ArrayBlockingQueue<Runnable>(10));
1833	+	try {
1834	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1835	+	assertTrue(r.isEmpty());
1836	+	} finally {
1837	+	joinPool(e);
1838	+	}
1839	+	}
1840	+
1841	+	/**
1842	+	* timed invokeAll(c) throws NPE if c has null elements
1843	+	*/
1844	+	public void testTimedInvokeAll3() 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 StringTask());
1851	+	l.add(null);
1852	+	try {
1853	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1854	+	shouldThrow();
1855	+	} catch (NullPointerException success) {
1856	+	} finally {
1857	+	joinPool(e);
1858	+	}
1859	+	}
1860	+
1861	+	/**
1862	+	* get of element of invokeAll(c) throws exception on failed task
1863	+	*/
1864	+	public void testTimedInvokeAll4() throws Exception {
1865	+	ExecutorService e =
1866	+	new ThreadPoolExecutor(2, 2,
1867	+	LONG_DELAY_MS, MILLISECONDS,
1868	+	new ArrayBlockingQueue<Runnable>(10));
1869	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1870	+	l.add(new NPETask());
1871	+	List<Future<String>> futures =
1872	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1873	+	assertEquals(1, futures.size());
1874	+	try {
1875	+	futures.get(0).get();
1876	+	shouldThrow();
1877	+	} catch (ExecutionException success) {
1878	+	assertTrue(success.getCause() instanceof NullPointerException);
1879	+	} finally {
1880	+	joinPool(e);
1881	+	}
1882	+	}
1883	+
1884	+	/**
1885	+	* timed invokeAll(c) returns results of all completed tasks
1886	+	*/
1887	+	public void testTimedInvokeAll5() throws Exception {
1888	+	ExecutorService e =
1889	+	new ThreadPoolExecutor(2, 2,
1890	+	LONG_DELAY_MS, MILLISECONDS,
1891	+	new ArrayBlockingQueue<Runnable>(10));
1892	+	try {
1893	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1894	+	l.add(new StringTask());
1895	+	l.add(new StringTask());
1896	+	List<Future<String>> futures =
1897	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1898	+	assertEquals(2, futures.size());
1899	+	for (Future<String> future : futures)
1900	+	assertSame(TEST_STRING, future.get());
1901	+	} finally {
1902	+	joinPool(e);
1903	+	}
1904	+	}
1905	+
1906	+	/**
1907	+	* timed invokeAll(c) cancels tasks not completed by timeout
1908	+	*/
1909	+	public void testTimedInvokeAll6() throws Exception {
1910	+	ExecutorService e =
1911	+	new ThreadPoolExecutor(2, 2,
1912	+	LONG_DELAY_MS, MILLISECONDS,
1913	+	new ArrayBlockingQueue<Runnable>(10));
1914	+	try {
1915	+	for (long timeout = timeoutMillis();;) {
1916	+	List<Callable<String>> tasks = new ArrayList<>();
1917	+	tasks.add(new StringTask("0"));
1918	+	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1919	+	tasks.add(new StringTask("2"));
1920	+	long startTime = System.nanoTime();
1921	+	List<Future<String>> futures =
1922	+	e.invokeAll(tasks, timeout, MILLISECONDS);
1923	+	assertEquals(tasks.size(), futures.size());
1924	+	assertTrue(millisElapsedSince(startTime) >= timeout);
1925	+	for (Future future : futures)
1926	+	assertTrue(future.isDone());
1927	+	assertTrue(futures.get(1).isCancelled());
1928	+	try {
1929	+	assertEquals("0", futures.get(0).get());
1930	+	assertEquals("2", futures.get(2).get());
1931	+	break;
1932	+	} catch (CancellationException retryWithLongerTimeout) {
1933	+	timeout *= 2;
1934	+	if (timeout >= LONG_DELAY_MS / 2)
1935	+	fail("expected exactly one task to be cancelled");
1936	+	}
1937	+	}
1938	+	} finally {
1939	+	joinPool(e);
1940	+	}
1941	+	}
1942	+
1943	+	/**
1944	+	* Execution continues if there is at least one thread even if
1945	+	* thread factory fails to create more
1946	+	*/
1947	+	public void testFailingThreadFactory() throws InterruptedException {
1948	+	final ExecutorService e =
1949	+	new ThreadPoolExecutor(100, 100,
1950	+	LONG_DELAY_MS, MILLISECONDS,
1951	+	new LinkedBlockingQueue<Runnable>(),
1952	+	new FailingThreadFactory());
1953	+	try {
1954	+	final int TASKS = 100;
1955	+	final CountDownLatch done = new CountDownLatch(TASKS);
1956	+	for (int k = 0; k < TASKS; ++k)
1957	+	e.execute(new CheckedRunnable() {
1958	+	public void realRun() {
1959	+	done.countDown();
1960	+	}});
1961	+	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
1962	+	} finally {
1963	+	joinPool(e);
1964	+	}
1965	+	}
1966	+
1967	+	/**
1968	+	* allowsCoreThreadTimeOut is by default false.
1969	+	*/
1970	+	public void testAllowsCoreThreadTimeOut() {
1971	+	final ThreadPoolExecutor p =
1972	+	new ThreadPoolExecutor(2, 2,
1973	+	1000, MILLISECONDS,
1974	+	new ArrayBlockingQueue<Runnable>(10));
1975	+	assertFalse(p.allowsCoreThreadTimeOut());
1976	+	joinPool(p);
1977	+	}
1978	+
1979	+	/**
1980	+	* allowCoreThreadTimeOut(true) causes idle threads to time out
1981	+	*/
1982	+	public void testAllowCoreThreadTimeOut_true() throws Exception {
1983	+	long keepAliveTime = timeoutMillis();
1984	+	final ThreadPoolExecutor p =
1985	+	new ThreadPoolExecutor(2, 10,
1986	+	keepAliveTime, MILLISECONDS,
1987	+	new ArrayBlockingQueue<Runnable>(10));
1988	+	final CountDownLatch threadStarted = new CountDownLatch(1);
1989	+	try {
1990	+	p.allowCoreThreadTimeOut(true);
1991	+	p.execute(new CheckedRunnable() {
1992	+	public void realRun() {
1993	+	threadStarted.countDown();
1994	+	assertEquals(1, p.getPoolSize());
1995	+	}});
1996	+	await(threadStarted);
1997	+	delay(keepAliveTime);
1998	+	long startTime = System.nanoTime();
1999	+	while (p.getPoolSize() > 0
2000	+	&& millisElapsedSince(startTime) < LONG_DELAY_MS)
2001	+	Thread.yield();
2002	+	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
2003	+	assertEquals(0, p.getPoolSize());
2004	+	} finally {
2005	+	joinPool(p);
2006	+	}
2007	+	}
2008	+
2009	+	/**
2010	+	* allowCoreThreadTimeOut(false) causes idle threads not to time out
2011	+	*/
2012	+	public void testAllowCoreThreadTimeOut_false() throws Exception {
2013	+	long keepAliveTime = timeoutMillis();
2014	+	final ThreadPoolExecutor p =
2015	+	new ThreadPoolExecutor(2, 10,
2016	+	keepAliveTime, MILLISECONDS,
2017	+	new ArrayBlockingQueue<Runnable>(10));
2018	+	final CountDownLatch threadStarted = new CountDownLatch(1);
2019	+	try {
2020	+	p.allowCoreThreadTimeOut(false);
2021	+	p.execute(new CheckedRunnable() {
2022	+	public void realRun() throws InterruptedException {
2023	+	threadStarted.countDown();
2024	+	assertTrue(p.getPoolSize() >= 1);
2025	+	}});
2026	+	delay(2 * keepAliveTime);
2027	+	assertTrue(p.getPoolSize() >= 1);
2028	+	} finally {
2029	+	joinPool(p);
2030	+	}
2031	+	}
2032	+
2033	+	/**
2034	+	* execute allows the same task to be submitted multiple times, even
2035	+	* if rejected
2036	+	*/
2037	+	public void testRejectedRecycledTask() throws InterruptedException {
2038	+	final int nTasks = 1000;
2039	+	final CountDownLatch done = new CountDownLatch(nTasks);
2040	+	final Runnable recycledTask = new Runnable() {
2041	+	public void run() {
2042	+	done.countDown();
2043	+	}};
2044	+	final ThreadPoolExecutor p =
2045	+	new ThreadPoolExecutor(1, 30,
2046	+	60, SECONDS,
2047	+	new ArrayBlockingQueue(30));
2048	+	try {
2049	+	for (int i = 0; i < nTasks; ++i) {
2050	+	for (;;) {
2051	+	try {
2052	+	p.execute(recycledTask);
2053	+	break;
2054	+	}
2055	+	catch (RejectedExecutionException ignore) {}
2056	+	}
2057	+	}
2058	+	// enough time to run all tasks
2059	+	assertTrue(done.await(nTasks * SHORT_DELAY_MS, MILLISECONDS));
2060	+	} finally {
2061	+	joinPool(p);
2062	+	}
2063	+	}
2064	+
2065		}

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