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

Comparing jsr166/src/test/tck/ThreadPoolExecutorTest.java (file contents):
Revision 1.8 by dl, Sun Oct 5 23:00:40 2003 UTC vs.
Revision 1.56 by jsr166, Mon Sep 14 00:33:41 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.CancellationException;
18	+	import java.util.concurrent.Callable;
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	+
33	+	import junit.framework.Test;
34	+	import junit.framework.TestSuite;
35
36		public class ThreadPoolExecutorTest extends JSR166TestCase {
37		public static void main(String[] args) {
38	<	junit.textui.TestRunner.run (suite());
38	>	main(suite(), args);
39		}
40		public static Test suite() {
41		return new TestSuite(ThreadPoolExecutorTest.class);
42		}
43	<
43	>
44		static class ExtendedTPE extends ThreadPoolExecutor {
45	<	volatile boolean beforeCalled = false;
46	<	volatile boolean afterCalled = false;
47	<	volatile boolean terminatedCalled = false;
45	>	final CountDownLatch beforeCalled = new CountDownLatch(1);
46	>	final CountDownLatch afterCalled = new CountDownLatch(1);
47	>	final CountDownLatch terminatedCalled = new CountDownLatch(1);
48	>
49		public ExtendedTPE() {
50	<	super(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new SynchronousQueue<Runnable>());
50	>	super(1, 1, LONG_DELAY_MS, MILLISECONDS, new SynchronousQueue<Runnable>());
51		}
52		protected void beforeExecute(Thread t, Runnable r) {
53	<	beforeCalled = true;
53	>	beforeCalled.countDown();
54		}
55		protected void afterExecute(Runnable r, Throwable t) {
56	<	afterCalled = true;
56	>	afterCalled.countDown();
57		}
58		protected void terminated() {
59	<	terminatedCalled = true;
59	>	terminatedCalled.countDown();
60	>	}
61	>
62	>	public boolean beforeCalled() {
63	>	return beforeCalled.getCount() == 0;
64	>	}
65	>	public boolean afterCalled() {
66	>	return afterCalled.getCount() == 0;
67	>	}
68	>	public boolean terminatedCalled() {
69	>	return terminatedCalled.getCount() == 0;
70	>	}
71	>	}
72	>
73	>	static class FailingThreadFactory implements ThreadFactory {
74	>	int calls = 0;
75	>	public Thread newThread(Runnable r) {
76	>	if (++calls > 1) return null;
77	>	return new Thread(r);
78		}
79		}
80
81		/**
82	<	*  execute successfully executes a runnable
82	>	* execute successfully executes a runnable
83		*/
84	<	public void testExecute() {
85	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
84	>	public void testExecute() throws InterruptedException {
85	>	final ThreadPoolExecutor p =
86	>	new ThreadPoolExecutor(1, 1,
87	>	LONG_DELAY_MS, MILLISECONDS,
88	>	new ArrayBlockingQueue<Runnable>(10));
89	>	final CountDownLatch done = new CountDownLatch(1);
90	>	final Runnable task = new CheckedRunnable() {
91	>	public void realRun() {
92	>	done.countDown();
93	>	}};
94		try {
95	<	p1.execute(new Runnable() {
96	<	public void run() {
97	<	try {
98	<	Thread.sleep(SHORT_DELAY_MS);
99	<	} catch(InterruptedException e){
49	<	threadUnexpectedException();
50	<	}
51	<	}
52	<	});
53	<	Thread.sleep(SMALL_DELAY_MS);
54	<	} catch(InterruptedException e){
55	<	unexpectedException();
56	<	}
57	<	joinPool(p1);
95	>	p.execute(task);
96	>	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
97	>	} finally {
98	>	joinPool(p);
99	>	}
100		}
101
102		/**
103	<	*  getActiveCount increases but doesn't overestimate, when a
104	<	*  thread becomes active
103	>	* getActiveCount increases but doesn't overestimate, when a
104	>	* thread becomes active
105		*/
106	<	public void testGetActiveCount() {
107	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
108	<	assertEquals(0, p2.getActiveCount());
109	<	p2.execute(new MediumRunnable());
110	<	try {
111	<	Thread.sleep(SHORT_DELAY_MS);
112	<	} catch(Exception e){
113	<	unexpectedException();
106	>	public void testGetActiveCount() throws InterruptedException {
107	>	final ThreadPoolExecutor p =
108	>	new ThreadPoolExecutor(2, 2,
109	>	LONG_DELAY_MS, MILLISECONDS,
110	>	new ArrayBlockingQueue<Runnable>(10));
111	>	final CountDownLatch threadStarted = new CountDownLatch(1);
112	>	final CountDownLatch done = new CountDownLatch(1);
113	>	try {
114	>	assertEquals(0, p.getActiveCount());
115	>	p.execute(new CheckedRunnable() {
116	>	public void realRun() throws InterruptedException {
117	>	threadStarted.countDown();
118	>	assertEquals(1, p.getActiveCount());
119	>	done.await();
120	>	}});
121	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
122	>	assertEquals(1, p.getActiveCount());
123	>	} finally {
124	>	done.countDown();
125	>	joinPool(p);
126		}
73	–	assertEquals(1, p2.getActiveCount());
74	–	joinPool(p2);
127		}
128
129		/**
130	<	*  prestartCoreThread starts a thread if under corePoolSize, else doesn't
130	>	* prestartCoreThread starts a thread if under corePoolSize, else doesn't
131		*/
132		public void testPrestartCoreThread() {
133	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
134	<	assertEquals(0, p2.getPoolSize());
135	<	assertTrue(p2.prestartCoreThread());
136	<	assertEquals(1, p2.getPoolSize());
137	<	assertTrue(p2.prestartCoreThread());
138	<	assertEquals(2, p2.getPoolSize());
139	<	assertFalse(p2.prestartCoreThread());
140	<	assertEquals(2, p2.getPoolSize());
141	<	joinPool(p2);
133	>	final ThreadPoolExecutor p =
134	>	new ThreadPoolExecutor(2, 2,
135	>	LONG_DELAY_MS, MILLISECONDS,
136	>	new ArrayBlockingQueue<Runnable>(10));
137	>	assertEquals(0, p.getPoolSize());
138	>	assertTrue(p.prestartCoreThread());
139	>	assertEquals(1, p.getPoolSize());
140	>	assertTrue(p.prestartCoreThread());
141	>	assertEquals(2, p.getPoolSize());
142	>	assertFalse(p.prestartCoreThread());
143	>	assertEquals(2, p.getPoolSize());
144	>	joinPool(p);
145		}
146
147		/**
148	<	*  prestartAllCoreThreads starts all corePoolSize threads
148	>	* prestartAllCoreThreads starts all corePoolSize threads
149		*/
150		public void testPrestartAllCoreThreads() {
151	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
152	<	assertEquals(0, p2.getPoolSize());
153	<	p2.prestartAllCoreThreads();
154	<	assertEquals(2, p2.getPoolSize());
155	<	p2.prestartAllCoreThreads();
156	<	assertEquals(2, p2.getPoolSize());
157	<	joinPool(p2);
158	<	}
159	<
160	<	/**
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);
151	>	final ThreadPoolExecutor p =
152	>	new ThreadPoolExecutor(2, 2,
153	>	LONG_DELAY_MS, MILLISECONDS,
154	>	new ArrayBlockingQueue<Runnable>(10));
155	>	assertEquals(0, p.getPoolSize());
156	>	p.prestartAllCoreThreads();
157	>	assertEquals(2, p.getPoolSize());
158	>	p.prestartAllCoreThreads();
159	>	assertEquals(2, p.getPoolSize());
160	>	joinPool(p);
161		}
162	<
162	>
163		/**
164	<	*   getCorePoolSize returns size given in constructor if not otherwise set
164	>	* getCompletedTaskCount increases, but doesn't overestimate,
165	>	* when tasks complete
166	>	*/
167	>	public void testGetCompletedTaskCount() throws InterruptedException {
168	>	final ThreadPoolExecutor p =
169	>	new ThreadPoolExecutor(2, 2,
170	>	LONG_DELAY_MS, MILLISECONDS,
171	>	new ArrayBlockingQueue<Runnable>(10));
172	>	final CountDownLatch threadStarted = new CountDownLatch(1);
173	>	final CountDownLatch threadProceed = new CountDownLatch(1);
174	>	final CountDownLatch threadDone = new CountDownLatch(1);
175	>	try {
176	>	assertEquals(0, p.getCompletedTaskCount());
177	>	p.execute(new CheckedRunnable() {
178	>	public void realRun() throws InterruptedException {
179	>	threadStarted.countDown();
180	>	assertEquals(0, p.getCompletedTaskCount());
181	>	threadProceed.await();
182	>	threadDone.countDown();
183	>	}});
184	>	await(threadStarted);
185	>	assertEquals(0, p.getCompletedTaskCount());
186	>	threadProceed.countDown();
187	>	threadDone.await();
188	>	long startTime = System.nanoTime();
189	>	while (p.getCompletedTaskCount() != 1) {
190	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
191	>	fail("timed out");
192	>	Thread.yield();
193	>	}
194	>	} finally {
195	>	joinPool(p);
196	>	}
197	>	}
198	>
199	>	/**
200	>	* getCorePoolSize returns size given in constructor if not otherwise set
201		*/
202		public void testGetCorePoolSize() {
203	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
204	<	assertEquals(1, p1.getCorePoolSize());
205	<	joinPool(p1);
203	>	final ThreadPoolExecutor p =
204	>	new ThreadPoolExecutor(1, 1,
205	>	LONG_DELAY_MS, MILLISECONDS,
206	>	new ArrayBlockingQueue<Runnable>(10));
207	>	assertEquals(1, p.getCorePoolSize());
208	>	joinPool(p);
209		}
210	<
210	>
211		/**
212	<	*   getKeepAliveTime returns value given in constructor if not otherwise set
212	>	* getKeepAliveTime returns value given in constructor if not otherwise set
213		*/
214		public void testGetKeepAliveTime() {
215	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, 1000, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
216	<	assertEquals(1, p2.getKeepAliveTime(TimeUnit.SECONDS));
217	<	joinPool(p2);
215	>	final ThreadPoolExecutor p =
216	>	new ThreadPoolExecutor(2, 2,
217	>	1000, MILLISECONDS,
218	>	new ArrayBlockingQueue<Runnable>(10));
219	>	assertEquals(1, p.getKeepAliveTime(SECONDS));
220	>	joinPool(p);
221		}
222
223	<
142	<	/**
223	>	/**
224		* getThreadFactory returns factory in constructor if not set
225		*/
226		public void testGetThreadFactory() {
227		ThreadFactory tf = new SimpleThreadFactory();
228	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), tf, new NoOpREHandler());
228	>	final ThreadPoolExecutor p =
229	>	new ThreadPoolExecutor(1, 2,
230	>	LONG_DELAY_MS, MILLISECONDS,
231	>	new ArrayBlockingQueue<Runnable>(10),
232	>	tf,
233	>	new NoOpREHandler());
234		assertSame(tf, p.getThreadFactory());
149	–	p.shutdown();
235		joinPool(p);
236		}
237
238	<	/**
238	>	/**
239		* setThreadFactory sets the thread factory returned by getThreadFactory
240		*/
241		public void testSetThreadFactory() {
242	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
242	>	final ThreadPoolExecutor p =
243	>	new ThreadPoolExecutor(1, 2,
244	>	LONG_DELAY_MS, MILLISECONDS,
245	>	new ArrayBlockingQueue<Runnable>(10));
246		ThreadFactory tf = new SimpleThreadFactory();
247		p.setThreadFactory(tf);
248		assertSame(tf, p.getThreadFactory());
161	–	p.shutdown();
249		joinPool(p);
250		}
251
252	<
166	<	/**
252	>	/**
253		* setThreadFactory(null) throws NPE
254		*/
255		public void testSetThreadFactoryNull() {
256	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
256	>	final ThreadPoolExecutor p =
257	>	new ThreadPoolExecutor(1, 2,
258	>	LONG_DELAY_MS, MILLISECONDS,
259	>	new ArrayBlockingQueue<Runnable>(10));
260		try {
261		p.setThreadFactory(null);
262		shouldThrow();
#	Line 177 | Line 266 | public class ThreadPoolExecutorTest exte
266		}
267		}
268
180	–
269		/**
270	<	*   getLargestPoolSize increases, but doesn't overestimate, when
183	<	*   multiple threads active
270	>	* getRejectedExecutionHandler returns handler in constructor if not set
271		*/
272	<	public void testGetLargestPoolSize() {
273	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
272	>	public void testGetRejectedExecutionHandler() {
273	>	final RejectedExecutionHandler h = new NoOpREHandler();
274	>	final ThreadPoolExecutor p =
275	>	new ThreadPoolExecutor(1, 2,
276	>	LONG_DELAY_MS, MILLISECONDS,
277	>	new ArrayBlockingQueue<Runnable>(10),
278	>	h);
279	>	assertSame(h, p.getRejectedExecutionHandler());
280	>	joinPool(p);
281	>	}
282	>
283	>	/**
284	>	* setRejectedExecutionHandler sets the handler returned by
285	>	* getRejectedExecutionHandler
286	>	*/
287	>	public void testSetRejectedExecutionHandler() {
288	>	final ThreadPoolExecutor p =
289	>	new ThreadPoolExecutor(1, 2,
290	>	LONG_DELAY_MS, MILLISECONDS,
291	>	new ArrayBlockingQueue<Runnable>(10));
292	>	RejectedExecutionHandler h = new NoOpREHandler();
293	>	p.setRejectedExecutionHandler(h);
294	>	assertSame(h, p.getRejectedExecutionHandler());
295	>	joinPool(p);
296	>	}
297	>
298	>	/**
299	>	* setRejectedExecutionHandler(null) throws NPE
300	>	*/
301	>	public void testSetRejectedExecutionHandlerNull() {
302	>	final ThreadPoolExecutor p =
303	>	new ThreadPoolExecutor(1, 2,
304	>	LONG_DELAY_MS, MILLISECONDS,
305	>	new ArrayBlockingQueue<Runnable>(10));
306		try {
307	<	assertEquals(0, p2.getLargestPoolSize());
308	<	p2.execute(new MediumRunnable());
309	<	p2.execute(new MediumRunnable());
310	<	Thread.sleep(SHORT_DELAY_MS);
311	<	assertEquals(2, p2.getLargestPoolSize());
312	<	} catch(Exception e){
313	<	unexpectedException();
314	<	}
315	<	joinPool(p2);
307	>	p.setRejectedExecutionHandler(null);
308	>	shouldThrow();
309	>	} catch (NullPointerException success) {
310	>	} finally {
311	>	joinPool(p);
312	>	}
313	>	}
314	>
315	>	/**
316	>	* getLargestPoolSize increases, but doesn't overestimate, when
317	>	* multiple threads active
318	>	*/
319	>	public void testGetLargestPoolSize() throws InterruptedException {
320	>	final int THREADS = 3;
321	>	final ThreadPoolExecutor p =
322	>	new ThreadPoolExecutor(THREADS, THREADS,
323	>	LONG_DELAY_MS, MILLISECONDS,
324	>	new ArrayBlockingQueue<Runnable>(10));
325	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
326	>	final CountDownLatch done = new CountDownLatch(1);
327	>	try {
328	>	assertEquals(0, p.getLargestPoolSize());
329	>	for (int i = 0; i < THREADS; i++)
330	>	p.execute(new CheckedRunnable() {
331	>	public void realRun() throws InterruptedException {
332	>	threadsStarted.countDown();
333	>	done.await();
334	>	assertEquals(THREADS, p.getLargestPoolSize());
335	>	}});
336	>	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
337	>	assertEquals(THREADS, p.getLargestPoolSize());
338	>	} finally {
339	>	done.countDown();
340	>	joinPool(p);
341	>	assertEquals(THREADS, p.getLargestPoolSize());
342	>	}
343		}
344	<
344	>
345		/**
346	<	*   getMaximumPoolSize returns value given in constructor if not
347	<	*   otherwise set
346	>	* getMaximumPoolSize returns value given in constructor if not
347	>	* otherwise set
348		*/
349		public void testGetMaximumPoolSize() {
350	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
351	<	assertEquals(2, p2.getMaximumPoolSize());
352	<	joinPool(p2);
350	>	final ThreadPoolExecutor p =
351	>	new ThreadPoolExecutor(2, 3,
352	>	LONG_DELAY_MS, MILLISECONDS,
353	>	new ArrayBlockingQueue<Runnable>(10));
354	>	assertEquals(3, p.getMaximumPoolSize());
355	>	joinPool(p);
356		}
357	<
357	>
358		/**
359	<	*   getPoolSize increases, but doesn't overestimate, when threads
360	<	*   become active
359	>	* getPoolSize increases, but doesn't overestimate, when threads
360	>	* become active
361		*/
362	<	public void testGetPoolSize() {
363	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
364	<	assertEquals(0, p1.getPoolSize());
365	<	p1.execute(new MediumRunnable());
366	<	assertEquals(1, p1.getPoolSize());
367	<	joinPool(p1);
362	>	public void testGetPoolSize() throws InterruptedException {
363	>	final ThreadPoolExecutor p =
364	>	new ThreadPoolExecutor(1, 1,
365	>	LONG_DELAY_MS, MILLISECONDS,
366	>	new ArrayBlockingQueue<Runnable>(10));
367	>	final CountDownLatch threadStarted = new CountDownLatch(1);
368	>	final CountDownLatch done = new CountDownLatch(1);
369	>	try {
370	>	assertEquals(0, p.getPoolSize());
371	>	p.execute(new CheckedRunnable() {
372	>	public void realRun() throws InterruptedException {
373	>	threadStarted.countDown();
374	>	assertEquals(1, p.getPoolSize());
375	>	done.await();
376	>	}});
377	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
378	>	assertEquals(1, p.getPoolSize());
379	>	} finally {
380	>	done.countDown();
381	>	joinPool(p);
382	>	}
383		}
384	<
384	>
385		/**
386	<	*  getTaskCount increases, but doesn't overestimate, when tasks submitted
386	>	* getTaskCount increases, but doesn't overestimate, when tasks submitted
387		*/
388	<	public void testGetTaskCount() {
389	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
390	<	try {
391	<	assertEquals(0, p1.getTaskCount());
392	<	p1.execute(new MediumRunnable());
393	<	Thread.sleep(SHORT_DELAY_MS);
394	<	assertEquals(1, p1.getTaskCount());
395	<	} catch(Exception e){
396	<	unexpectedException();
397	<	}
398	<	joinPool(p1);
388	>	public void testGetTaskCount() throws InterruptedException {
389	>	final ThreadPoolExecutor p =
390	>	new ThreadPoolExecutor(1, 1,
391	>	LONG_DELAY_MS, MILLISECONDS,
392	>	new ArrayBlockingQueue<Runnable>(10));
393	>	final CountDownLatch threadStarted = new CountDownLatch(1);
394	>	final CountDownLatch done = new CountDownLatch(1);
395	>	try {
396	>	assertEquals(0, p.getTaskCount());
397	>	p.execute(new CheckedRunnable() {
398	>	public void realRun() throws InterruptedException {
399	>	threadStarted.countDown();
400	>	assertEquals(1, p.getTaskCount());
401	>	done.await();
402	>	}});
403	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
404	>	assertEquals(1, p.getTaskCount());
405	>	} finally {
406	>	done.countDown();
407	>	joinPool(p);
408	>	}
409		}
410	<
410	>
411		/**
412	<	*   isShutDown is false before shutdown, true after
412	>	* isShutdown is false before shutdown, true after
413		*/
414		public void testIsShutdown() {
415	<
416	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
417	<	assertFalse(p1.isShutdown());
418	<	p1.shutdown();
419	<	assertTrue(p1.isShutdown());
420	<	joinPool(p1);
415	>	final ThreadPoolExecutor p =
416	>	new ThreadPoolExecutor(1, 1,
417	>	LONG_DELAY_MS, MILLISECONDS,
418	>	new ArrayBlockingQueue<Runnable>(10));
419	>	assertFalse(p.isShutdown());
420	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
421	>	assertTrue(p.isShutdown());
422	>	joinPool(p);
423		}
424
249	–
425		/**
426	<	*  isTerminated is false before termination, true after
426	>	* awaitTermination on a non-shutdown pool times out
427		*/
428	<	public void testIsTerminated() {
429	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
430	<	assertFalse(p1.isTerminated());
431	<	try {
432	<	p1.execute(new MediumRunnable());
428	>	public void testAwaitTermination_timesOut() throws InterruptedException {
429	>	final ThreadPoolExecutor p =
430	>	new ThreadPoolExecutor(1, 1,
431	>	LONG_DELAY_MS, MILLISECONDS,
432	>	new ArrayBlockingQueue<Runnable>(10));
433	>	assertFalse(p.isTerminated());
434	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS));
435	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS));
436	>	assertFalse(p.awaitTermination(-1L, NANOSECONDS));
437	>	assertFalse(p.awaitTermination(-1L, MILLISECONDS));
438	>	assertFalse(p.awaitTermination(0L, NANOSECONDS));
439	>	assertFalse(p.awaitTermination(0L, MILLISECONDS));
440	>	long timeoutNanos = 999999L;
441	>	long startTime = System.nanoTime();
442	>	assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS));
443	>	assertTrue(System.nanoTime() - startTime >= timeoutNanos);
444	>	assertFalse(p.isTerminated());
445	>	startTime = System.nanoTime();
446	>	long timeoutMillis = timeoutMillis();
447	>	assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS));
448	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
449	>	assertFalse(p.isTerminated());
450	>	p.shutdown();
451	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
452	>	assertTrue(p.isTerminated());
453	>	}
454	>
455	>	/**
456	>	* isTerminated is false before termination, true after
457	>	*/
458	>	public void testIsTerminated() throws InterruptedException {
459	>	final ThreadPoolExecutor p =
460	>	new ThreadPoolExecutor(1, 1,
461	>	LONG_DELAY_MS, MILLISECONDS,
462	>	new ArrayBlockingQueue<Runnable>(10));
463	>	final CountDownLatch threadStarted = new CountDownLatch(1);
464	>	final CountDownLatch done = new CountDownLatch(1);
465	>	assertFalse(p.isTerminated());
466	>	try {
467	>	p.execute(new CheckedRunnable() {
468	>	public void realRun() throws InterruptedException {
469	>	assertFalse(p.isTerminated());
470	>	threadStarted.countDown();
471	>	done.await();
472	>	}});
473	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
474	>	assertFalse(p.isTerminating());
475	>	done.countDown();
476		} finally {
477	<	p1.shutdown();
477	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
478		}
479	<	try {
480	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
263	<	assertTrue(p1.isTerminated());
264	<	} catch(Exception e){
265	<	unexpectedException();
266	<	}
479	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
480	>	assertTrue(p.isTerminated());
481		}
482
483		/**
484	<	*  isTerminating is not true when running or when terminated
484	>	* isTerminating is not true when running or when terminated
485		*/
486	<	public void testIsTerminating() {
487	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
488	<	assertFalse(p1.isTerminating());
489	<	try {
490	<	p1.execute(new SmallRunnable());
491	<	assertFalse(p1.isTerminating());
486	>	public void testIsTerminating() throws InterruptedException {
487	>	final ThreadPoolExecutor p =
488	>	new ThreadPoolExecutor(1, 1,
489	>	LONG_DELAY_MS, MILLISECONDS,
490	>	new ArrayBlockingQueue<Runnable>(10));
491	>	final CountDownLatch threadStarted = new CountDownLatch(1);
492	>	final CountDownLatch done = new CountDownLatch(1);
493	>	try {
494	>	assertFalse(p.isTerminating());
495	>	p.execute(new CheckedRunnable() {
496	>	public void realRun() throws InterruptedException {
497	>	assertFalse(p.isTerminating());
498	>	threadStarted.countDown();
499	>	done.await();
500	>	}});
501	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
502	>	assertFalse(p.isTerminating());
503	>	done.countDown();
504		} finally {
505	<	p1.shutdown();
505	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
506		}
507	<	try {
508	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
509	<	assertTrue(p1.isTerminated());
284	<	assertFalse(p1.isTerminating());
285	<	} catch(Exception e){
286	<	unexpectedException();
287	<	}
507	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
508	>	assertTrue(p.isTerminated());
509	>	assertFalse(p.isTerminating());
510		}
511
512		/**
513		* getQueue returns the work queue, which contains queued tasks
514		*/
515	<	public void testGetQueue() {
516	<	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
517	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q);
518	<	CancellableTask[] tasks = new CancellableTask[5];
519	<	for(int i = 0; i < 5; i++){
520	<	tasks[i] = new CancellableTask(new MediumPossiblyInterruptedRunnable());
521	<	p1.execute(tasks[i]);
522	<	}
523	<	try {
524	<	Thread.sleep(SHORT_DELAY_MS);
525	<	BlockingQueue<Runnable> wq = p1.getQueue();
526	<	assertSame(q, wq);
527	<	assertFalse(wq.contains(tasks[0]));
528	<	assertTrue(wq.contains(tasks[4]));
529	<	p1.shutdownNow();
530	<	} catch(Exception e) {
531	<	unexpectedException();
515	>	public void testGetQueue() throws InterruptedException {
516	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
517	>	final ThreadPoolExecutor p =
518	>	new ThreadPoolExecutor(1, 1,
519	>	LONG_DELAY_MS, MILLISECONDS,
520	>	q);
521	>	final CountDownLatch threadStarted = new CountDownLatch(1);
522	>	final CountDownLatch done = new CountDownLatch(1);
523	>	try {
524	>	FutureTask[] tasks = new FutureTask[5];
525	>	for (int i = 0; i < tasks.length; i++) {
526	>	Callable task = new CheckedCallable<Boolean>() {
527	>	public Boolean realCall() throws InterruptedException {
528	>	threadStarted.countDown();
529	>	assertSame(q, p.getQueue());
530	>	done.await();
531	>	return Boolean.TRUE;
532	>	}};
533	>	tasks[i] = new FutureTask(task);
534	>	p.execute(tasks[i]);
535	>	}
536	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
537	>	assertSame(q, p.getQueue());
538	>	assertFalse(q.contains(tasks[0]));
539	>	assertTrue(q.contains(tasks[tasks.length - 1]));
540	>	assertEquals(tasks.length - 1, q.size());
541		} finally {
542	<	joinPool(p1);
542	>	done.countDown();
543	>	joinPool(p);
544		}
545		}
546
547		/**
548		* remove(task) removes queued task, and fails to remove active task
549		*/
550	<	public void testRemove() {
550	>	public void testRemove() throws InterruptedException {
551		BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
552	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q);
553	<	CancellableTask[] tasks = new CancellableTask[5];
554	<	for(int i = 0; i < 5; i++){
555	<	tasks[i] = new CancellableTask(new MediumPossiblyInterruptedRunnable());
556	<	p1.execute(tasks[i]);
557	<	}
558	<	try {
559	<	Thread.sleep(SHORT_DELAY_MS);
560	<	assertFalse(p1.remove(tasks[0]));
552	>	final ThreadPoolExecutor p =
553	>	new ThreadPoolExecutor(1, 1,
554	>	LONG_DELAY_MS, MILLISECONDS,
555	>	q);
556	>	Runnable[] tasks = new Runnable[5];
557	>	final CountDownLatch threadStarted = new CountDownLatch(1);
558	>	final CountDownLatch done = new CountDownLatch(1);
559	>	try {
560	>	for (int i = 0; i < tasks.length; i++) {
561	>	tasks[i] = new CheckedRunnable() {
562	>	public void realRun() throws InterruptedException {
563	>	threadStarted.countDown();
564	>	done.await();
565	>	}};
566	>	p.execute(tasks[i]);
567	>	}
568	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
569	>	assertFalse(p.remove(tasks[0]));
570		assertTrue(q.contains(tasks[4]));
571		assertTrue(q.contains(tasks[3]));
572	<	assertTrue(p1.remove(tasks[4]));
573	<	assertFalse(p1.remove(tasks[4]));
572	>	assertTrue(p.remove(tasks[4]));
573	>	assertFalse(p.remove(tasks[4]));
574		assertFalse(q.contains(tasks[4]));
575		assertTrue(q.contains(tasks[3]));
576	<	assertTrue(p1.remove(tasks[3]));
576	>	assertTrue(p.remove(tasks[3]));
577		assertFalse(q.contains(tasks[3]));
337	–	p1.shutdownNow();
338	–	} catch(Exception e) {
339	–	unexpectedException();
578		} finally {
579	<	joinPool(p1);
579	>	done.countDown();
580	>	joinPool(p);
581		}
582		}
583
584		/**
585	<	*   purge removes cancelled tasks from the queue
585	>	* purge removes cancelled tasks from the queue
586		*/
587	<	public void testPurge() {
588	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
589	<	CancellableTask[] tasks = new CancellableTask[5];
590	<	for(int i = 0; i < 5; i++){
591	<	tasks[i] = new CancellableTask(new MediumPossiblyInterruptedRunnable());
592	<	p1.execute(tasks[i]);
587	>	public void testPurge() throws InterruptedException {
588	>	final CountDownLatch threadStarted = new CountDownLatch(1);
589	>	final CountDownLatch done = new CountDownLatch(1);
590	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
591	>	final ThreadPoolExecutor p =
592	>	new ThreadPoolExecutor(1, 1,
593	>	LONG_DELAY_MS, MILLISECONDS,
594	>	q);
595	>	FutureTask[] tasks = new FutureTask[5];
596	>	try {
597	>	for (int i = 0; i < tasks.length; i++) {
598	>	Callable task = new CheckedCallable<Boolean>() {
599	>	public Boolean realCall() throws InterruptedException {
600	>	threadStarted.countDown();
601	>	done.await();
602	>	return Boolean.TRUE;
603	>	}};
604	>	tasks[i] = new FutureTask(task);
605	>	p.execute(tasks[i]);
606	>	}
607	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
608	>	assertEquals(tasks.length, p.getTaskCount());
609	>	assertEquals(tasks.length - 1, q.size());
610	>	assertEquals(1L, p.getActiveCount());
611	>	assertEquals(0L, p.getCompletedTaskCount());
612	>	tasks[4].cancel(true);
613	>	tasks[3].cancel(false);
614	>	p.purge();
615	>	assertEquals(tasks.length - 3, q.size());
616	>	assertEquals(tasks.length - 2, p.getTaskCount());
617	>	p.purge();         // Nothing to do
618	>	assertEquals(tasks.length - 3, q.size());
619	>	assertEquals(tasks.length - 2, p.getTaskCount());
620	>	} finally {
621	>	done.countDown();
622	>	joinPool(p);
623		}
355	–	tasks[4].cancel(true);
356	–	tasks[3].cancel(true);
357	–	p1.purge();
358	–	long count = p1.getTaskCount();
359	–	assertTrue(count >= 2 && count < 5);
360	–	p1.shutdownNow();
361	–	joinPool(p1);
624		}
625
626		/**
627	<	*  shutDownNow returns a list containing tasks that were not run
627	>	* shutdownNow returns a list containing tasks that were not run
628		*/
629	<	public void testShutDownNow() {
630	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
629	>	public void testShutdownNow() {
630	>	final ThreadPoolExecutor p =
631	>	new ThreadPoolExecutor(1, 1,
632	>	LONG_DELAY_MS, MILLISECONDS,
633	>	new ArrayBlockingQueue<Runnable>(10));
634		List l;
635		try {
636	<	for(int i = 0; i < 5; i++)
637	<	p1.execute(new MediumPossiblyInterruptedRunnable());
636	>	for (int i = 0; i < 5; i++)
637	>	p.execute(new MediumPossiblyInterruptedRunnable());
638		}
639		finally {
640	<	l = p1.shutdownNow();
640	>	try {
641	>	l = p.shutdownNow();
642	>	} catch (SecurityException ok) { return; }
643		}
644	<	assertTrue(p1.isShutdown());
645	<	assertTrue(l.size() <= 4);
644	>	assertTrue(p.isShutdown());
645	>	assertTrue(l.size() <= 4);
646		}
647
648		// Exception Tests
382	–
649
650	<	/**
651	<	* Constructor throws if corePoolSize argument is less than zero
650	>	/**
651	>	* Constructor throws if corePoolSize argument is less than zero
652		*/
653		public void testConstructor1() {
654		try {
655	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
655	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
656	>	new ArrayBlockingQueue<Runnable>(10));
657		shouldThrow();
658	<	}
392	<	catch (IllegalArgumentException success){}
658	>	} catch (IllegalArgumentException success) {}
659		}
660	<
661	<	/**
662	<	* Constructor throws if maximumPoolSize is less than zero
660	>
661	>	/**
662	>	* Constructor throws if maximumPoolSize is less than zero
663		*/
664		public void testConstructor2() {
665		try {
666	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
666	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
667	>	new ArrayBlockingQueue<Runnable>(10));
668		shouldThrow();
669	<	}
403	<	catch (IllegalArgumentException success){}
669	>	} catch (IllegalArgumentException success) {}
670		}
671	<
672	<	/**
673	<	* Constructor 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, 1L, SECONDS,
678	>	new ArrayBlockingQueue<Runnable>(10));
679		shouldThrow();
680	<	}
414	<	catch (IllegalArgumentException success){}
680	>	} catch (IllegalArgumentException success) {}
681		}
682
683	<	/**
684	<	* Constructor throws if keepAliveTime is less than zero
683	>	/**
684	>	* Constructor throws if keepAliveTime is less than zero
685		*/
686		public void testConstructor4() {
687		try {
688	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
688	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
689	>	new ArrayBlockingQueue<Runnable>(10));
690		shouldThrow();
691	<	}
425	<	catch (IllegalArgumentException success){}
691	>	} catch (IllegalArgumentException success) {}
692		}
693
694	<	/**
695	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
694	>	/**
695	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
696		*/
697		public void testConstructor5() {
698		try {
699	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
699	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
700	>	new ArrayBlockingQueue<Runnable>(10));
701		shouldThrow();
702	<	}
436	<	catch (IllegalArgumentException success){}
702	>	} catch (IllegalArgumentException success) {}
703		}
704	<
705	<	/**
706	<	* Constructor throws if workQueue is set to null
704	>
705	>	/**
706	>	* Constructor throws if workQueue is set to null
707		*/
708		public void testConstructorNullPointerException() {
709		try {
710	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null);
710	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
711	>	(BlockingQueue) null);
712		shouldThrow();
713	<	}
447	<	catch (NullPointerException success){}
713	>	} catch (NullPointerException success) {}
714		}
449	–
715
716	<
717	<	/**
453	<	* Constructor throws if corePoolSize argument is less than zero
716	>	/**
717	>	* Constructor throws if corePoolSize argument is less than zero
718		*/
719		public void testConstructor6() {
720		try {
721	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
721	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
722	>	new ArrayBlockingQueue<Runnable>(10),
723	>	new SimpleThreadFactory());
724		shouldThrow();
725	<	} catch (IllegalArgumentException success){}
725	>	} catch (IllegalArgumentException success) {}
726		}
727	<
728	<	/**
729	<	* Constructor throws if maximumPoolSize is less than zero
727	>
728	>	/**
729	>	* Constructor throws if maximumPoolSize is less than zero
730		*/
731		public void testConstructor7() {
732		try {
733	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
733	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
734	>	new ArrayBlockingQueue<Runnable>(10),
735	>	new SimpleThreadFactory());
736		shouldThrow();
737	<	}
470	<	catch (IllegalArgumentException success){}
737	>	} catch (IllegalArgumentException success) {}
738		}
739
740	<	/**
741	<	* Constructor throws if maximumPoolSize is equal to zero
740	>	/**
741	>	* Constructor throws if maximumPoolSize is equal to zero
742		*/
743		public void testConstructor8() {
744		try {
745	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
745	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
746	>	new ArrayBlockingQueue<Runnable>(10),
747	>	new SimpleThreadFactory());
748		shouldThrow();
749	<	}
481	<	catch (IllegalArgumentException success){}
749	>	} catch (IllegalArgumentException success) {}
750		}
751
752	<	/**
753	<	* Constructor throws if keepAliveTime is less than zero
752	>	/**
753	>	* Constructor throws if keepAliveTime is less than zero
754		*/
755		public void testConstructor9() {
756		try {
757	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
757	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
758	>	new ArrayBlockingQueue<Runnable>(10),
759	>	new SimpleThreadFactory());
760		shouldThrow();
761	<	}
492	<	catch (IllegalArgumentException success){}
761	>	} catch (IllegalArgumentException success) {}
762		}
763
764	<	/**
765	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
764	>	/**
765	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
766		*/
767		public void testConstructor10() {
768		try {
769	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
769	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
770	>	new ArrayBlockingQueue<Runnable>(10),
771	>	new SimpleThreadFactory());
772		shouldThrow();
773	<	}
503	<	catch (IllegalArgumentException success){}
773	>	} catch (IllegalArgumentException success) {}
774		}
775
776	<	/**
777	<	* Constructor throws if workQueue is set to null
776	>	/**
777	>	* Constructor throws if workQueue is set to null
778		*/
779		public void testConstructorNullPointerException2() {
780		try {
781	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory());
781	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
782	>	(BlockingQueue) null,
783	>	new SimpleThreadFactory());
784		shouldThrow();
785	<	}
514	<	catch (NullPointerException success){}
785	>	} catch (NullPointerException success) {}
786		}
787
788	<	/**
789	<	* Constructor throws if threadFactory is set to null
788	>	/**
789	>	* Constructor throws if threadFactory is set to null
790		*/
791		public void testConstructorNullPointerException3() {
792		try {
793	<	ThreadFactory f = null;
794	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f);
793	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
794	>	new ArrayBlockingQueue<Runnable>(10),
795	>	(ThreadFactory) null);
796		shouldThrow();
797	<	}
526	<	catch (NullPointerException success){}
797	>	} catch (NullPointerException success) {}
798		}
799	<
800	<
801	<	/**
531	<	* Constructor throws if corePoolSize argument is less than zero
799	>
800	>	/**
801	>	* Constructor throws if corePoolSize argument is less than zero
802		*/
803		public void testConstructor11() {
804		try {
805	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
805	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
806	>	new ArrayBlockingQueue<Runnable>(10),
807	>	new NoOpREHandler());
808		shouldThrow();
809	<	}
538	<	catch (IllegalArgumentException success){}
809	>	} catch (IllegalArgumentException success) {}
810		}
811
812	<	/**
813	<	* Constructor throws if maximumPoolSize is less than zero
812	>	/**
813	>	* Constructor throws if maximumPoolSize is less than zero
814		*/
815		public void testConstructor12() {
816		try {
817	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
817	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
818	>	new ArrayBlockingQueue<Runnable>(10),
819	>	new NoOpREHandler());
820		shouldThrow();
821	<	}
549	<	catch (IllegalArgumentException success){}
821	>	} catch (IllegalArgumentException success) {}
822		}
823
824	<	/**
825	<	* Constructor throws if maximumPoolSize is equal to zero
824	>	/**
825	>	* Constructor throws if maximumPoolSize is equal to zero
826		*/
827		public void testConstructor13() {
828		try {
829	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
829	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
830	>	new ArrayBlockingQueue<Runnable>(10),
831	>	new NoOpREHandler());
832		shouldThrow();
833	<	}
560	<	catch (IllegalArgumentException success){}
833	>	} catch (IllegalArgumentException success) {}
834		}
835
836	<	/**
837	<	* Constructor throws if keepAliveTime is less than zero
836	>	/**
837	>	* Constructor throws if keepAliveTime is less than zero
838		*/
839		public void testConstructor14() {
840		try {
841	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
841	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
842	>	new ArrayBlockingQueue<Runnable>(10),
843	>	new NoOpREHandler());
844		shouldThrow();
845	<	}
571	<	catch (IllegalArgumentException success){}
845	>	} catch (IllegalArgumentException success) {}
846		}
847
848	<	/**
849	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
848	>	/**
849	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
850		*/
851		public void testConstructor15() {
852		try {
853	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
853	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
854	>	new ArrayBlockingQueue<Runnable>(10),
855	>	new NoOpREHandler());
856		shouldThrow();
857	<	}
582	<	catch (IllegalArgumentException success){}
857	>	} catch (IllegalArgumentException success) {}
858		}
859
860	<	/**
861	<	* Constructor throws if workQueue is set to null
860	>	/**
861	>	* Constructor throws if workQueue is set to null
862		*/
863		public void testConstructorNullPointerException4() {
864		try {
865	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new NoOpREHandler());
865	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
866	>	(BlockingQueue) null,
867	>	new NoOpREHandler());
868		shouldThrow();
869	<	}
593	<	catch (NullPointerException success){}
869	>	} catch (NullPointerException success) {}
870		}
871
872	<	/**
873	<	* Constructor throws if handler is set to null
872	>	/**
873	>	* Constructor throws if handler is set to null
874		*/
875		public void testConstructorNullPointerException5() {
876		try {
877	<	RejectedExecutionHandler r = null;
878	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r);
877	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
878	>	new ArrayBlockingQueue<Runnable>(10),
879	>	(RejectedExecutionHandler) null);
880		shouldThrow();
881	<	}
605	<	catch (NullPointerException success){}
881	>	} catch (NullPointerException success) {}
882		}
883
884	<
885	<	/**
610	<	* Constructor throws if corePoolSize argument is less than zero
884	>	/**
885	>	* Constructor throws if corePoolSize argument is less than zero
886		*/
887		public void testConstructor16() {
888		try {
889	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
889	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
890	>	new ArrayBlockingQueue<Runnable>(10),
891	>	new SimpleThreadFactory(),
892	>	new NoOpREHandler());
893		shouldThrow();
894	<	}
617	<	catch (IllegalArgumentException success){}
894	>	} catch (IllegalArgumentException success) {}
895		}
896
897	<	/**
898	<	* Constructor throws if maximumPoolSize is less than zero
897	>	/**
898	>	* Constructor throws if maximumPoolSize is less than zero
899		*/
900		public void testConstructor17() {
901		try {
902	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
902	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
903	>	new ArrayBlockingQueue<Runnable>(10),
904	>	new SimpleThreadFactory(),
905	>	new NoOpREHandler());
906		shouldThrow();
907	<	}
628	<	catch (IllegalArgumentException success){}
907	>	} catch (IllegalArgumentException success) {}
908		}
909
910	<	/**
911	<	* Constructor throws if maximumPoolSize is equal to zero
910	>	/**
911	>	* Constructor throws if maximumPoolSize is equal to zero
912		*/
913		public void testConstructor18() {
914		try {
915	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
915	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
916	>	new ArrayBlockingQueue<Runnable>(10),
917	>	new SimpleThreadFactory(),
918	>	new NoOpREHandler());
919		shouldThrow();
920	<	}
639	<	catch (IllegalArgumentException success){}
920	>	} catch (IllegalArgumentException success) {}
921		}
922
923	<	/**
924	<	* Constructor throws if keepAliveTime is less than zero
923	>	/**
924	>	* Constructor throws if keepAliveTime is less than zero
925		*/
926		public void testConstructor19() {
927		try {
928	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
928	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
929	>	new ArrayBlockingQueue<Runnable>(10),
930	>	new SimpleThreadFactory(),
931	>	new NoOpREHandler());
932		shouldThrow();
933	<	}
650	<	catch (IllegalArgumentException success){}
933	>	} catch (IllegalArgumentException success) {}
934		}
935
936	<	/**
937	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
936	>	/**
937	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
938		*/
939		public void testConstructor20() {
940		try {
941	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
941	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
942	>	new ArrayBlockingQueue<Runnable>(10),
943	>	new SimpleThreadFactory(),
944	>	new NoOpREHandler());
945		shouldThrow();
946	<	}
661	<	catch (IllegalArgumentException success){}
946	>	} catch (IllegalArgumentException success) {}
947		}
948
949	<	/**
950	<	* Constructor throws if workQueue is set to null
949	>	/**
950	>	* Constructor throws if workQueue is null
951		*/
952		public void testConstructorNullPointerException6() {
953		try {
954	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler());
954	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
955	>	(BlockingQueue) null,
956	>	new SimpleThreadFactory(),
957	>	new NoOpREHandler());
958		shouldThrow();
959	<	}
672	<	catch (NullPointerException success){}
959	>	} catch (NullPointerException success) {}
960		}
961
962	<	/**
963	<	* Constructor throws if handler is set to null
962	>	/**
963	>	* Constructor throws if handler is null
964		*/
965		public void testConstructorNullPointerException7() {
966		try {
967	<	RejectedExecutionHandler r = null;
968	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r);
967	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
968	>	new ArrayBlockingQueue<Runnable>(10),
969	>	new SimpleThreadFactory(),
970	>	(RejectedExecutionHandler) null);
971		shouldThrow();
972	<	}
684	<	catch (NullPointerException success){}
972	>	} catch (NullPointerException success) {}
973		}
974
975	<	/**
976	<	* Constructor throws if ThreadFactory is set top null
975	>	/**
976	>	* Constructor throws if ThreadFactory is null
977		*/
978		public void testConstructorNullPointerException8() {
979		try {
980	<	ThreadFactory f = null;
981	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new NoOpREHandler());
982	<	shouldThrow();
980	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
981	>	new ArrayBlockingQueue<Runnable>(10),
982	>	(ThreadFactory) null,
983	>	new NoOpREHandler());
984	>	shouldThrow();
985	>	} catch (NullPointerException success) {}
986	>	}
987	>
988	>	/**
989	>	* get of submitted callable throws InterruptedException if interrupted
990	>	*/
991	>	public void testInterruptedSubmit() throws InterruptedException {
992	>	final ThreadPoolExecutor p =
993	>	new ThreadPoolExecutor(1, 1,
994	>	60, SECONDS,
995	>	new ArrayBlockingQueue<Runnable>(10));
996	>
997	>	final CountDownLatch threadStarted = new CountDownLatch(1);
998	>	final CountDownLatch done = new CountDownLatch(1);
999	>	try {
1000	>	Thread t = newStartedThread(new CheckedInterruptedRunnable() {
1001	>	public void realRun() throws Exception {
1002	>	Callable task = new CheckedCallable<Boolean>() {
1003	>	public Boolean realCall() throws InterruptedException {
1004	>	threadStarted.countDown();
1005	>	done.await();
1006	>	return Boolean.TRUE;
1007	>	}};
1008	>	p.submit(task).get();
1009	>	}});
1010	>
1011	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
1012	>	t.interrupt();
1013	>	awaitTermination(t, MEDIUM_DELAY_MS);
1014	>	} finally {
1015	>	done.countDown();
1016	>	joinPool(p);
1017		}
696	–	catch (NullPointerException successdn8){}
1018		}
698	–
1019
1020		/**
1021	<	*  execute throws RejectedExecutionException
702	<	*  if saturated.
1021	>	* execute throws RejectedExecutionException if saturated.
1022		*/
1023		public void testSaturatedExecute() {
1024	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
1025	<	try {
1026	<
1027	<	for(int i = 0; i < 5; ++i){
1028	<	p.execute(new MediumRunnable());
1024	>	ThreadPoolExecutor p =
1025	>	new ThreadPoolExecutor(1, 1,
1026	>	LONG_DELAY_MS, MILLISECONDS,
1027	>	new ArrayBlockingQueue<Runnable>(1));
1028	>	final CountDownLatch done = new CountDownLatch(1);
1029	>	try {
1030	>	Runnable task = new CheckedRunnable() {
1031	>	public void realRun() throws InterruptedException {
1032	>	done.await();
1033	>	}};
1034	>	for (int i = 0; i < 2; ++i)
1035	>	p.execute(task);
1036	>	for (int i = 0; i < 2; ++i) {
1037	>	try {
1038	>	p.execute(task);
1039	>	shouldThrow();
1040	>	} catch (RejectedExecutionException success) {}
1041	>	assertTrue(p.getTaskCount() <= 2);
1042		}
1043	<	shouldThrow();
1044	<	} catch(RejectedExecutionException success){}
1045	<	joinPool(p);
1043	>	} finally {
1044	>	done.countDown();
1045	>	joinPool(p);
1046	>	}
1047	>	}
1048	>
1049	>	/**
1050	>	* submit(runnable) throws RejectedExecutionException if saturated.
1051	>	*/
1052	>	public void testSaturatedSubmitRunnable() {
1053	>	ThreadPoolExecutor p =
1054	>	new ThreadPoolExecutor(1, 1,
1055	>	LONG_DELAY_MS, MILLISECONDS,
1056	>	new ArrayBlockingQueue<Runnable>(1));
1057	>	final CountDownLatch done = new CountDownLatch(1);
1058	>	try {
1059	>	Runnable task = new CheckedRunnable() {
1060	>	public void realRun() throws InterruptedException {
1061	>	done.await();
1062	>	}};
1063	>	for (int i = 0; i < 2; ++i)
1064	>	p.submit(task);
1065	>	for (int i = 0; i < 2; ++i) {
1066	>	try {
1067	>	p.execute(task);
1068	>	shouldThrow();
1069	>	} catch (RejectedExecutionException success) {}
1070	>	assertTrue(p.getTaskCount() <= 2);
1071	>	}
1072	>	} finally {
1073	>	done.countDown();
1074	>	joinPool(p);
1075	>	}
1076		}
1077
1078		/**
1079	<	*  executor using CallerRunsPolicy runs task if saturated.
1079	>	* submit(callable) throws RejectedExecutionException if saturated.
1080	>	*/
1081	>	public void testSaturatedSubmitCallable() {
1082	>	ThreadPoolExecutor p =
1083	>	new ThreadPoolExecutor(1, 1,
1084	>	LONG_DELAY_MS, MILLISECONDS,
1085	>	new ArrayBlockingQueue<Runnable>(1));
1086	>	final CountDownLatch done = new CountDownLatch(1);
1087	>	try {
1088	>	Runnable task = new CheckedRunnable() {
1089	>	public void realRun() throws InterruptedException {
1090	>	done.await();
1091	>	}};
1092	>	for (int i = 0; i < 2; ++i)
1093	>	p.submit(Executors.callable(task));
1094	>	for (int i = 0; i < 2; ++i) {
1095	>	try {
1096	>	p.execute(task);
1097	>	shouldThrow();
1098	>	} catch (RejectedExecutionException success) {}
1099	>	assertTrue(p.getTaskCount() <= 2);
1100	>	}
1101	>	} finally {
1102	>	done.countDown();
1103	>	joinPool(p);
1104	>	}
1105	>	}
1106	>
1107	>	/**
1108	>	* executor using CallerRunsPolicy runs task if saturated.
1109		*/
1110		public void testSaturatedExecute2() {
1111		RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1112	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1112	>	final ThreadPoolExecutor p =
1113	>	new ThreadPoolExecutor(1, 1,
1114	>	LONG_DELAY_MS,
1115	>	MILLISECONDS,
1116	>	new ArrayBlockingQueue<Runnable>(1),
1117	>	h);
1118		try {
723	–
1119		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1120	<	for(int i = 0; i < 5; ++i){
1120	>	for (int i = 0; i < tasks.length; ++i)
1121		tasks[i] = new TrackedNoOpRunnable();
727	–	}
1122		TrackedLongRunnable mr = new TrackedLongRunnable();
1123		p.execute(mr);
1124	<	for(int i = 0; i < 5; ++i){
1124	>	for (int i = 0; i < tasks.length; ++i)
1125		p.execute(tasks[i]);
1126	<	}
733	<	for(int i = 1; i < 5; ++i) {
1126	>	for (int i = 1; i < tasks.length; ++i)
1127		assertTrue(tasks[i].done);
1128	<	}
736	<	p.shutdownNow();
737	<	} catch(RejectedExecutionException ex){
738	<	unexpectedException();
1128	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1129		} finally {
1130		joinPool(p);
1131		}
1132		}
1133
1134		/**
1135	<	*  executor using DiscardPolicy drops task if saturated.
1135	>	* executor using DiscardPolicy drops task if saturated.
1136		*/
1137		public void testSaturatedExecute3() {
1138		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1139	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1139	>	final ThreadPoolExecutor p =
1140	>	new ThreadPoolExecutor(1, 1,
1141	>	LONG_DELAY_MS, MILLISECONDS,
1142	>	new ArrayBlockingQueue<Runnable>(1),
1143	>	h);
1144		try {
751	–
1145		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1146	<	for(int i = 0; i < 5; ++i){
1146	>	for (int i = 0; i < tasks.length; ++i)
1147		tasks[i] = new TrackedNoOpRunnable();
755	–	}
1148		p.execute(new TrackedLongRunnable());
1149	<	for(int i = 0; i < 5; ++i){
1150	<	p.execute(tasks[i]);
1151	<	}
1152	<	for(int i = 0; i < 5; ++i){
1153	<	assertFalse(tasks[i].done);
762	<	}
763	<	p.shutdownNow();
764	<	} catch(RejectedExecutionException ex){
765	<	unexpectedException();
1149	>	for (TrackedNoOpRunnable task : tasks)
1150	>	p.execute(task);
1151	>	for (TrackedNoOpRunnable task : tasks)
1152	>	assertFalse(task.done);
1153	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1154		} finally {
1155		joinPool(p);
1156		}
1157		}
1158
1159		/**
1160	<	*  executor using DiscardOldestPolicy drops oldest task if saturated.
1160	>	* executor using DiscardOldestPolicy drops oldest task if saturated.
1161		*/
1162		public void testSaturatedExecute4() {
1163		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1164	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1164	>	final ThreadPoolExecutor p =
1165	>	new ThreadPoolExecutor(1, 1,
1166	>	LONG_DELAY_MS, MILLISECONDS,
1167	>	new ArrayBlockingQueue<Runnable>(1),
1168	>	h);
1169		try {
1170		p.execute(new TrackedLongRunnable());
1171		TrackedLongRunnable r2 = new TrackedLongRunnable();
#	Line 783 | Line 1175 | public class ThreadPoolExecutorTest exte
1175		p.execute(r3);
1176		assertFalse(p.getQueue().contains(r2));
1177		assertTrue(p.getQueue().contains(r3));
1178	<	p.shutdownNow();
787	<	} catch(RejectedExecutionException ex){
788	<	unexpectedException();
1178	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1179		} finally {
1180		joinPool(p);
1181		}
1182		}
1183
1184		/**
1185	<	*  execute throws RejectedExecutionException if shutdown
1185	>	* execute throws RejectedExecutionException if shutdown
1186		*/
1187		public void testRejectedExecutionExceptionOnShutdown() {
1188	<	ThreadPoolExecutor tpe =
1189	<	new ThreadPoolExecutor(1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(1));
1190	<	tpe.shutdown();
1191	<	try {
1192	<	tpe.execute(new NoOpRunnable());
1193	<	shouldThrow();
1194	<	} catch(RejectedExecutionException success){}
1195	<
1196	<	joinPool(tpe);
1188	>	ThreadPoolExecutor p =
1189	>	new ThreadPoolExecutor(1, 1,
1190	>	LONG_DELAY_MS, MILLISECONDS,
1191	>	new ArrayBlockingQueue<Runnable>(1));
1192	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1193	>	try {
1194	>	p.execute(new NoOpRunnable());
1195	>	shouldThrow();
1196	>	} catch (RejectedExecutionException success) {}
1197	>
1198	>	joinPool(p);
1199		}
1200
1201		/**
1202	<	*  execute using CallerRunsPolicy drops task on shutdown
1202	>	* execute using CallerRunsPolicy drops task on shutdown
1203		*/
1204		public void testCallerRunsOnShutdown() {
1205		RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1206	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1206	>	final ThreadPoolExecutor p =
1207	>	new ThreadPoolExecutor(1, 1,
1208	>	LONG_DELAY_MS, MILLISECONDS,
1209	>	new ArrayBlockingQueue<Runnable>(1), h);
1210
1211	<	p.shutdown();
1212	<	try {
1211	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1212	>	try {
1213		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1214	<	p.execute(r);
1214	>	p.execute(r);
1215		assertFalse(r.done);
821	–	} catch(RejectedExecutionException success){
822	–	unexpectedException();
1216		} finally {
1217		joinPool(p);
1218		}
1219		}
1220
1221		/**
1222	<	*  execute using DiscardPolicy drops task on shutdown
1222	>	* execute using DiscardPolicy drops task on shutdown
1223		*/
1224		public void testDiscardOnShutdown() {
1225		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1226	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1226	>	ThreadPoolExecutor p =
1227	>	new ThreadPoolExecutor(1, 1,
1228	>	LONG_DELAY_MS, MILLISECONDS,
1229	>	new ArrayBlockingQueue<Runnable>(1),
1230	>	h);
1231
1232	<	p.shutdown();
1233	<	try {
1232	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1233	>	try {
1234		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1235	<	p.execute(r);
1235	>	p.execute(r);
1236		assertFalse(r.done);
840	–	} catch(RejectedExecutionException success){
841	–	unexpectedException();
1237		} finally {
1238		joinPool(p);
1239		}
1240		}
1241
847	–
1242		/**
1243	<	*  execute using DiscardOldestPolicy drops task on shutdown
1243	>	* execute using DiscardOldestPolicy drops task on shutdown
1244		*/
1245		public void testDiscardOldestOnShutdown() {
1246		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1247	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1247	>	ThreadPoolExecutor p =
1248	>	new ThreadPoolExecutor(1, 1,
1249	>	LONG_DELAY_MS, MILLISECONDS,
1250	>	new ArrayBlockingQueue<Runnable>(1),
1251	>	h);
1252
1253	<	p.shutdown();
1254	<	try {
1253	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1254	>	try {
1255		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1256	<	p.execute(r);
1256	>	p.execute(r);
1257		assertFalse(r.done);
860	–	} catch(RejectedExecutionException success){
861	–	unexpectedException();
1258		} finally {
1259		joinPool(p);
1260		}
1261		}
1262
867	–
1263		/**
1264	<	*  execute (null) throws NPE
1264	>	* execute(null) throws NPE
1265		*/
1266		public void testExecuteNull() {
1267	<	ThreadPoolExecutor tpe = null;
1267	>	ThreadPoolExecutor p =
1268	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1269	>	new ArrayBlockingQueue<Runnable>(10));
1270		try {
1271	<	tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
875	<	tpe.execute(null);
1271	>	p.execute(null);
1272		shouldThrow();
1273	<	} catch(NullPointerException success){}
1274	<
1275	<	joinPool(tpe);
1273	>	} catch (NullPointerException success) {}
1274	>
1275	>	joinPool(p);
1276		}
1277	<
1277	>
1278		/**
1279	<	*  setCorePoolSize of negative value throws IllegalArgumentException
1279	>	* setCorePoolSize of negative value throws IllegalArgumentException
1280		*/
1281		public void testCorePoolSizeIllegalArgumentException() {
1282	<	ThreadPoolExecutor tpe = null;
1283	<	try {
1284	<	tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1285	<	} catch(Exception e){}
890	<	try {
891	<	tpe.setCorePoolSize(-1);
892	<	shouldThrow();
893	<	} catch(IllegalArgumentException success){
894	<	} finally {
895	<	tpe.shutdown();
896	<	}
897	<	joinPool(tpe);
898	<	}
899	<
900	<	/**
901	<	*  setMaximumPoolSize(int) throws IllegalArgumentException if
902	<	*  given a value less the core pool size
903	<	*/
904	<	public void testMaximumPoolSizeIllegalArgumentException() {
905	<	ThreadPoolExecutor tpe = null;
1282	>	ThreadPoolExecutor p =
1283	>	new ThreadPoolExecutor(1, 2,
1284	>	LONG_DELAY_MS, MILLISECONDS,
1285	>	new ArrayBlockingQueue<Runnable>(10));
1286		try {
1287	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1288	<	} catch(Exception e){}
1287	>	p.setCorePoolSize(-1);
1288	>	shouldThrow();
1289	>	} catch (IllegalArgumentException success) {
1290	>	} finally {
1291	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1292	>	}
1293	>	joinPool(p);
1294	>	}
1295	>
1296	>	/**
1297	>	* setMaximumPoolSize(int) throws IllegalArgumentException if
1298	>	* given a value less the core pool size
1299	>	*/
1300	>	public void testMaximumPoolSizeIllegalArgumentException() {
1301	>	ThreadPoolExecutor p =
1302	>	new ThreadPoolExecutor(2, 3,
1303	>	LONG_DELAY_MS, MILLISECONDS,
1304	>	new ArrayBlockingQueue<Runnable>(10));
1305		try {
1306	<	tpe.setMaximumPoolSize(1);
1306	>	p.setMaximumPoolSize(1);
1307		shouldThrow();
1308	<	} catch(IllegalArgumentException success){
1308	>	} catch (IllegalArgumentException success) {
1309		} finally {
1310	<	tpe.shutdown();
1310	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1311		}
1312	<	joinPool(tpe);
1312	>	joinPool(p);
1313		}
1314	<
1314	>
1315		/**
1316	<	*  setMaximumPoolSize throws IllegalArgumentException
1317	<	*  if given a negative value
1316	>	* setMaximumPoolSize throws IllegalArgumentException
1317	>	* if given a negative value
1318		*/
1319		public void testMaximumPoolSizeIllegalArgumentException2() {
1320	<	ThreadPoolExecutor tpe = null;
1320	>	ThreadPoolExecutor p =
1321	>	new ThreadPoolExecutor(2, 3,
1322	>	LONG_DELAY_MS, MILLISECONDS,
1323	>	new ArrayBlockingQueue<Runnable>(10));
1324		try {
1325	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
927	<	} catch(Exception e){}
928	<	try {
929	<	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		}
937	–
1333
1334		/**
1335	<	*  setKeepAliveTime  throws IllegalArgumentException
1336	<	*  when given a negative value
1335	>	* Configuration changes that allow core pool size greater than
1336	>	* max pool size result in IllegalArgumentException.
1337	>	*/
1338	>	public void testPoolSizeInvariants() {
1339	>	ThreadPoolExecutor p =
1340	>	new ThreadPoolExecutor(1, 1,
1341	>	LONG_DELAY_MS, MILLISECONDS,
1342	>	new ArrayBlockingQueue<Runnable>(10));
1343	>	for (int s = 1; s < 5; s++) {
1344	>	p.setMaximumPoolSize(s);
1345	>	p.setCorePoolSize(s);
1346	>	try {
1347	>	p.setMaximumPoolSize(s - 1);
1348	>	shouldThrow();
1349	>	} catch (IllegalArgumentException success) {}
1350	>	assertEquals(s, p.getCorePoolSize());
1351	>	assertEquals(s, p.getMaximumPoolSize());
1352	>	try {
1353	>	p.setCorePoolSize(s + 1);
1354	>	shouldThrow();
1355	>	} catch (IllegalArgumentException success) {}
1356	>	assertEquals(s, p.getCorePoolSize());
1357	>	assertEquals(s, p.getMaximumPoolSize());
1358	>	}
1359	>	joinPool(p);
1360	>	}
1361	>
1362	>	/**
1363	>	* setKeepAliveTime throws IllegalArgumentException
1364	>	* when given a negative value
1365		*/
1366		public void testKeepAliveTimeIllegalArgumentException() {
1367	<	ThreadPoolExecutor tpe = null;
1367	>	ThreadPoolExecutor p =
1368	>	new ThreadPoolExecutor(2, 3,
1369	>	LONG_DELAY_MS, MILLISECONDS,
1370	>	new ArrayBlockingQueue<Runnable>(10));
1371		try {
1372	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
947	<	} catch(Exception e){}
948	<
949	<	try {
950	<	tpe.setKeepAliveTime(-1,TimeUnit.MILLISECONDS);
1372	>	p.setKeepAliveTime(-1,MILLISECONDS);
1373		shouldThrow();
1374	<	} catch(IllegalArgumentException success){
1374	>	} catch (IllegalArgumentException success) {
1375		} finally {
1376	<	tpe.shutdown();
1376	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1377		}
1378	<	joinPool(tpe);
1378	>	joinPool(p);
1379		}
1380
1381		/**
1382		* terminated() is called on termination
1383		*/
1384		public void testTerminated() {
1385	<	ExtendedTPE tpe = new ExtendedTPE();
1386	<	tpe.shutdown();
1387	<	assertTrue(tpe.terminatedCalled);
1388	<	joinPool(tpe);
1385	>	ExtendedTPE p = new ExtendedTPE();
1386	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1387	>	assertTrue(p.terminatedCalled());
1388	>	joinPool(p);
1389		}
1390
1391		/**
1392		* beforeExecute and afterExecute are called when executing task
1393		*/
1394	<	public void testBeforeAfter() {
1395	<	ExtendedTPE tpe = new ExtendedTPE();
1394	>	public void testBeforeAfter() throws InterruptedException {
1395	>	ExtendedTPE p = new ExtendedTPE();
1396		try {
1397	<	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1398	<	tpe.execute(r);
1399	<	Thread.sleep(SHORT_DELAY_MS);
1400	<	assertTrue(r.done);
1401	<	assertTrue(tpe.beforeCalled);
1402	<	assertTrue(tpe.afterCalled);
1403	<	tpe.shutdown();
1397	>	final CountDownLatch done = new CountDownLatch(1);
1398	>	p.execute(new CheckedRunnable() {
1399	>	public void realRun() {
1400	>	done.countDown();
1401	>	}});
1402	>	await(p.afterCalled);
1403	>	assertEquals(0, done.getCount());
1404	>	assertTrue(p.afterCalled());
1405	>	assertTrue(p.beforeCalled());
1406	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1407	>	} finally {
1408	>	joinPool(p);
1409	>	}
1410	>	}
1411	>
1412	>	/**
1413	>	* completed submit of callable returns result
1414	>	*/
1415	>	public void testSubmitCallable() throws Exception {
1416	>	ExecutorService e =
1417	>	new ThreadPoolExecutor(2, 2,
1418	>	LONG_DELAY_MS, MILLISECONDS,
1419	>	new ArrayBlockingQueue<Runnable>(10));
1420	>	try {
1421	>	Future<String> future = e.submit(new StringTask());
1422	>	String result = future.get();
1423	>	assertSame(TEST_STRING, result);
1424	>	} finally {
1425	>	joinPool(e);
1426		}
1427	<	catch(Exception ex) {
1428	<	unexpectedException();
1427	>	}
1428	>
1429	>	/**
1430	>	* completed submit of runnable returns successfully
1431	>	*/
1432	>	public void testSubmitRunnable() throws Exception {
1433	>	ExecutorService e =
1434	>	new ThreadPoolExecutor(2, 2,
1435	>	LONG_DELAY_MS, MILLISECONDS,
1436	>	new ArrayBlockingQueue<Runnable>(10));
1437	>	try {
1438	>	Future<?> future = e.submit(new NoOpRunnable());
1439	>	future.get();
1440	>	assertTrue(future.isDone());
1441	>	} finally {
1442	>	joinPool(e);
1443	>	}
1444	>	}
1445	>
1446	>	/**
1447	>	* completed submit of (runnable, result) returns result
1448	>	*/
1449	>	public void testSubmitRunnable2() throws Exception {
1450	>	ExecutorService e =
1451	>	new ThreadPoolExecutor(2, 2,
1452	>	LONG_DELAY_MS, MILLISECONDS,
1453	>	new ArrayBlockingQueue<Runnable>(10));
1454	>	try {
1455	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
1456	>	String result = future.get();
1457	>	assertSame(TEST_STRING, result);
1458	>	} finally {
1459	>	joinPool(e);
1460	>	}
1461	>	}
1462	>
1463	>	/**
1464	>	* invokeAny(null) throws NPE
1465	>	*/
1466	>	public void testInvokeAny1() throws Exception {
1467	>	ExecutorService e =
1468	>	new ThreadPoolExecutor(2, 2,
1469	>	LONG_DELAY_MS, MILLISECONDS,
1470	>	new ArrayBlockingQueue<Runnable>(10));
1471	>	try {
1472	>	e.invokeAny(null);
1473	>	shouldThrow();
1474	>	} catch (NullPointerException success) {
1475	>	} finally {
1476	>	joinPool(e);
1477	>	}
1478	>	}
1479	>
1480	>	/**
1481	>	* invokeAny(empty collection) throws IAE
1482	>	*/
1483	>	public void testInvokeAny2() throws Exception {
1484	>	ExecutorService e =
1485	>	new ThreadPoolExecutor(2, 2,
1486	>	LONG_DELAY_MS, MILLISECONDS,
1487	>	new ArrayBlockingQueue<Runnable>(10));
1488	>	try {
1489	>	e.invokeAny(new ArrayList<Callable<String>>());
1490	>	shouldThrow();
1491	>	} catch (IllegalArgumentException success) {
1492	>	} finally {
1493	>	joinPool(e);
1494	>	}
1495	>	}
1496	>
1497	>	/**
1498	>	* invokeAny(c) throws NPE if c has null elements
1499	>	*/
1500	>	public void testInvokeAny3() throws Exception {
1501	>	final CountDownLatch latch = new CountDownLatch(1);
1502	>	final ExecutorService e =
1503	>	new ThreadPoolExecutor(2, 2,
1504	>	LONG_DELAY_MS, MILLISECONDS,
1505	>	new ArrayBlockingQueue<Runnable>(10));
1506	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1507	>	l.add(latchAwaitingStringTask(latch));
1508	>	l.add(null);
1509	>	try {
1510	>	e.invokeAny(l);
1511	>	shouldThrow();
1512	>	} catch (NullPointerException success) {
1513	>	} finally {
1514	>	latch.countDown();
1515	>	joinPool(e);
1516	>	}
1517	>	}
1518	>
1519	>	/**
1520	>	* invokeAny(c) throws ExecutionException if no task completes
1521	>	*/
1522	>	public void testInvokeAny4() throws Exception {
1523	>	ExecutorService e =
1524	>	new ThreadPoolExecutor(2, 2,
1525	>	LONG_DELAY_MS, MILLISECONDS,
1526	>	new ArrayBlockingQueue<Runnable>(10));
1527	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1528	>	l.add(new NPETask());
1529	>	try {
1530	>	e.invokeAny(l);
1531	>	shouldThrow();
1532	>	} catch (ExecutionException success) {
1533	>	assertTrue(success.getCause() instanceof NullPointerException);
1534	>	} finally {
1535	>	joinPool(e);
1536	>	}
1537	>	}
1538	>
1539	>	/**
1540	>	* invokeAny(c) returns result of some task
1541	>	*/
1542	>	public void testInvokeAny5() throws Exception {
1543	>	ExecutorService e =
1544	>	new ThreadPoolExecutor(2, 2,
1545	>	LONG_DELAY_MS, MILLISECONDS,
1546	>	new ArrayBlockingQueue<Runnable>(10));
1547	>	try {
1548	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1549	>	l.add(new StringTask());
1550	>	l.add(new StringTask());
1551	>	String result = e.invokeAny(l);
1552	>	assertSame(TEST_STRING, result);
1553	>	} finally {
1554	>	joinPool(e);
1555	>	}
1556	>	}
1557	>
1558	>	/**
1559	>	* invokeAll(null) throws NPE
1560	>	*/
1561	>	public void testInvokeAll1() throws Exception {
1562	>	ExecutorService e =
1563	>	new ThreadPoolExecutor(2, 2,
1564	>	LONG_DELAY_MS, MILLISECONDS,
1565	>	new ArrayBlockingQueue<Runnable>(10));
1566	>	try {
1567	>	e.invokeAll(null);
1568	>	shouldThrow();
1569	>	} catch (NullPointerException success) {
1570	>	} finally {
1571	>	joinPool(e);
1572	>	}
1573	>	}
1574	>
1575	>	/**
1576	>	* invokeAll(empty collection) returns empty collection
1577	>	*/
1578	>	public void testInvokeAll2() throws InterruptedException {
1579	>	ExecutorService e =
1580	>	new ThreadPoolExecutor(2, 2,
1581	>	LONG_DELAY_MS, MILLISECONDS,
1582	>	new ArrayBlockingQueue<Runnable>(10));
1583	>	try {
1584	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
1585	>	assertTrue(r.isEmpty());
1586	>	} finally {
1587	>	joinPool(e);
1588	>	}
1589	>	}
1590	>
1591	>	/**
1592	>	* invokeAll(c) throws NPE if c has null elements
1593	>	*/
1594	>	public void testInvokeAll3() throws Exception {
1595	>	ExecutorService e =
1596	>	new ThreadPoolExecutor(2, 2,
1597	>	LONG_DELAY_MS, MILLISECONDS,
1598	>	new ArrayBlockingQueue<Runnable>(10));
1599	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1600	>	l.add(new StringTask());
1601	>	l.add(null);
1602	>	try {
1603	>	e.invokeAll(l);
1604	>	shouldThrow();
1605	>	} catch (NullPointerException success) {
1606		} finally {
1607	<	joinPool(tpe);
1607	>	joinPool(e);
1608		}
1609		}
1610	+
1611	+	/**
1612	+	* get of element of invokeAll(c) throws exception on failed task
1613	+	*/
1614	+	public void testInvokeAll4() throws Exception {
1615	+	ExecutorService e =
1616	+	new ThreadPoolExecutor(2, 2,
1617	+	LONG_DELAY_MS, MILLISECONDS,
1618	+	new ArrayBlockingQueue<Runnable>(10));
1619	+	try {
1620	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1621	+	l.add(new NPETask());
1622	+	List<Future<String>> futures = e.invokeAll(l);
1623	+	assertEquals(1, futures.size());
1624	+	try {
1625	+	futures.get(0).get();
1626	+	shouldThrow();
1627	+	} catch (ExecutionException success) {
1628	+	assertTrue(success.getCause() instanceof NullPointerException);
1629	+	}
1630	+	} finally {
1631	+	joinPool(e);
1632	+	}
1633	+	}
1634	+
1635	+	/**
1636	+	* invokeAll(c) returns results of all completed tasks
1637	+	*/
1638	+	public void testInvokeAll5() throws Exception {
1639	+	ExecutorService e =
1640	+	new ThreadPoolExecutor(2, 2,
1641	+	LONG_DELAY_MS, MILLISECONDS,
1642	+	new ArrayBlockingQueue<Runnable>(10));
1643	+	try {
1644	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1645	+	l.add(new StringTask());
1646	+	l.add(new StringTask());
1647	+	List<Future<String>> futures = e.invokeAll(l);
1648	+	assertEquals(2, futures.size());
1649	+	for (Future<String> future : futures)
1650	+	assertSame(TEST_STRING, future.get());
1651	+	} finally {
1652	+	joinPool(e);
1653	+	}
1654	+	}
1655	+
1656	+	/**
1657	+	* timed invokeAny(null) throws NPE
1658	+	*/
1659	+	public void testTimedInvokeAny1() throws Exception {
1660	+	ExecutorService e =
1661	+	new ThreadPoolExecutor(2, 2,
1662	+	LONG_DELAY_MS, MILLISECONDS,
1663	+	new ArrayBlockingQueue<Runnable>(10));
1664	+	try {
1665	+	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1666	+	shouldThrow();
1667	+	} catch (NullPointerException success) {
1668	+	} finally {
1669	+	joinPool(e);
1670	+	}
1671	+	}
1672	+
1673	+	/**
1674	+	* timed invokeAny(,,null) throws NPE
1675	+	*/
1676	+	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1677	+	ExecutorService e =
1678	+	new ThreadPoolExecutor(2, 2,
1679	+	LONG_DELAY_MS, MILLISECONDS,
1680	+	new ArrayBlockingQueue<Runnable>(10));
1681	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1682	+	l.add(new StringTask());
1683	+	try {
1684	+	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1685	+	shouldThrow();
1686	+	} catch (NullPointerException success) {
1687	+	} finally {
1688	+	joinPool(e);
1689	+	}
1690	+	}
1691	+
1692	+	/**
1693	+	* timed invokeAny(empty collection) throws IAE
1694	+	*/
1695	+	public void testTimedInvokeAny2() throws Exception {
1696	+	ExecutorService e =
1697	+	new ThreadPoolExecutor(2, 2,
1698	+	LONG_DELAY_MS, MILLISECONDS,
1699	+	new ArrayBlockingQueue<Runnable>(10));
1700	+	try {
1701	+	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1702	+	shouldThrow();
1703	+	} catch (IllegalArgumentException success) {
1704	+	} finally {
1705	+	joinPool(e);
1706	+	}
1707	+	}
1708	+
1709	+	/**
1710	+	* timed invokeAny(c) throws NPE if c has null elements
1711	+	*/
1712	+	public void testTimedInvokeAny3() throws Exception {
1713	+	final CountDownLatch latch = new CountDownLatch(1);
1714	+	final ExecutorService e =
1715	+	new ThreadPoolExecutor(2, 2,
1716	+	LONG_DELAY_MS, MILLISECONDS,
1717	+	new ArrayBlockingQueue<Runnable>(10));
1718	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1719	+	l.add(latchAwaitingStringTask(latch));
1720	+	l.add(null);
1721	+	try {
1722	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1723	+	shouldThrow();
1724	+	} catch (NullPointerException success) {
1725	+	} finally {
1726	+	latch.countDown();
1727	+	joinPool(e);
1728	+	}
1729	+	}
1730	+
1731	+	/**
1732	+	* timed invokeAny(c) throws ExecutionException if no task completes
1733	+	*/
1734	+	public void testTimedInvokeAny4() throws Exception {
1735	+	ExecutorService e =
1736	+	new ThreadPoolExecutor(2, 2,
1737	+	LONG_DELAY_MS, MILLISECONDS,
1738	+	new ArrayBlockingQueue<Runnable>(10));
1739	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1740	+	l.add(new NPETask());
1741	+	try {
1742	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1743	+	shouldThrow();
1744	+	} catch (ExecutionException success) {
1745	+	assertTrue(success.getCause() instanceof NullPointerException);
1746	+	} finally {
1747	+	joinPool(e);
1748	+	}
1749	+	}
1750	+
1751	+	/**
1752	+	* timed invokeAny(c) returns result of some task
1753	+	*/
1754	+	public void testTimedInvokeAny5() throws Exception {
1755	+	ExecutorService e =
1756	+	new ThreadPoolExecutor(2, 2,
1757	+	LONG_DELAY_MS, MILLISECONDS,
1758	+	new ArrayBlockingQueue<Runnable>(10));
1759	+	try {
1760	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1761	+	l.add(new StringTask());
1762	+	l.add(new StringTask());
1763	+	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1764	+	assertSame(TEST_STRING, result);
1765	+	} finally {
1766	+	joinPool(e);
1767	+	}
1768	+	}
1769	+
1770	+	/**
1771	+	* timed invokeAll(null) throws NPE
1772	+	*/
1773	+	public void testTimedInvokeAll1() throws Exception {
1774	+	ExecutorService e =
1775	+	new ThreadPoolExecutor(2, 2,
1776	+	LONG_DELAY_MS, MILLISECONDS,
1777	+	new ArrayBlockingQueue<Runnable>(10));
1778	+	try {
1779	+	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1780	+	shouldThrow();
1781	+	} catch (NullPointerException success) {
1782	+	} finally {
1783	+	joinPool(e);
1784	+	}
1785	+	}
1786	+
1787	+	/**
1788	+	* timed invokeAll(,,null) throws NPE
1789	+	*/
1790	+	public void testTimedInvokeAllNullTimeUnit() throws Exception {
1791	+	ExecutorService e =
1792	+	new ThreadPoolExecutor(2, 2,
1793	+	LONG_DELAY_MS, MILLISECONDS,
1794	+	new ArrayBlockingQueue<Runnable>(10));
1795	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1796	+	l.add(new StringTask());
1797	+	try {
1798	+	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1799	+	shouldThrow();
1800	+	} catch (NullPointerException success) {
1801	+	} finally {
1802	+	joinPool(e);
1803	+	}
1804	+	}
1805	+
1806	+	/**
1807	+	* timed invokeAll(empty collection) returns empty collection
1808	+	*/
1809	+	public void testTimedInvokeAll2() throws InterruptedException {
1810	+	ExecutorService e =
1811	+	new ThreadPoolExecutor(2, 2,
1812	+	LONG_DELAY_MS, MILLISECONDS,
1813	+	new ArrayBlockingQueue<Runnable>(10));
1814	+	try {
1815	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1816	+	assertTrue(r.isEmpty());
1817	+	} finally {
1818	+	joinPool(e);
1819	+	}
1820	+	}
1821	+
1822	+	/**
1823	+	* timed invokeAll(c) throws NPE if c has null elements
1824	+	*/
1825	+	public void testTimedInvokeAll3() throws Exception {
1826	+	ExecutorService e =
1827	+	new ThreadPoolExecutor(2, 2,
1828	+	LONG_DELAY_MS, MILLISECONDS,
1829	+	new ArrayBlockingQueue<Runnable>(10));
1830	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1831	+	l.add(new StringTask());
1832	+	l.add(null);
1833	+	try {
1834	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1835	+	shouldThrow();
1836	+	} catch (NullPointerException success) {
1837	+	} finally {
1838	+	joinPool(e);
1839	+	}
1840	+	}
1841	+
1842	+	/**
1843	+	* get of element of invokeAll(c) throws exception on failed task
1844	+	*/
1845	+	public void testTimedInvokeAll4() throws Exception {
1846	+	ExecutorService e =
1847	+	new ThreadPoolExecutor(2, 2,
1848	+	LONG_DELAY_MS, MILLISECONDS,
1849	+	new ArrayBlockingQueue<Runnable>(10));
1850	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1851	+	l.add(new NPETask());
1852	+	List<Future<String>> futures =
1853	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1854	+	assertEquals(1, futures.size());
1855	+	try {
1856	+	futures.get(0).get();
1857	+	shouldThrow();
1858	+	} catch (ExecutionException success) {
1859	+	assertTrue(success.getCause() instanceof NullPointerException);
1860	+	} finally {
1861	+	joinPool(e);
1862	+	}
1863	+	}
1864	+
1865	+	/**
1866	+	* timed invokeAll(c) returns results of all completed tasks
1867	+	*/
1868	+	public void testTimedInvokeAll5() throws Exception {
1869	+	ExecutorService e =
1870	+	new ThreadPoolExecutor(2, 2,
1871	+	LONG_DELAY_MS, MILLISECONDS,
1872	+	new ArrayBlockingQueue<Runnable>(10));
1873	+	try {
1874	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1875	+	l.add(new StringTask());
1876	+	l.add(new StringTask());
1877	+	List<Future<String>> futures =
1878	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1879	+	assertEquals(2, futures.size());
1880	+	for (Future<String> future : futures)
1881	+	assertSame(TEST_STRING, future.get());
1882	+	} finally {
1883	+	joinPool(e);
1884	+	}
1885	+	}
1886	+
1887	+	/**
1888	+	* timed invokeAll(c) cancels tasks not completed by timeout
1889	+	*/
1890	+	public void testTimedInvokeAll6() throws Exception {
1891	+	ExecutorService e =
1892	+	new ThreadPoolExecutor(2, 2,
1893	+	LONG_DELAY_MS, MILLISECONDS,
1894	+	new ArrayBlockingQueue<Runnable>(10));
1895	+	try {
1896	+	for (long timeout = timeoutMillis();;) {
1897	+	List<Callable<String>> tasks = new ArrayList<>();
1898	+	tasks.add(new StringTask());
1899	+	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1900	+	tasks.add(new StringTask());
1901	+	long startTime = System.nanoTime();
1902	+	List<Future<String>> futures =
1903	+	e.invokeAll(tasks, timeout, MILLISECONDS);
1904	+	assertEquals(tasks.size(), futures.size());
1905	+	assertTrue(millisElapsedSince(startTime) >= timeout);
1906	+	for (Future future : futures)
1907	+	assertTrue(future.isDone());
1908	+	assertTrue(futures.get(1).isCancelled());
1909	+	try {
1910	+	assertEquals(TEST_STRING, futures.get(0).get());
1911	+	assertEquals(TEST_STRING, futures.get(2).get());
1912	+	break;
1913	+	} catch (CancellationException retryWithLongerTimeout) {
1914	+	timeout *= 2;
1915	+	if (timeout >= LONG_DELAY_MS / 2)
1916	+	fail("expected exactly one task to be cancelled");
1917	+	}
1918	+	}
1919	+	} finally {
1920	+	joinPool(e);
1921	+	}
1922	+	}
1923	+
1924	+	/**
1925	+	* Execution continues if there is at least one thread even if
1926	+	* thread factory fails to create more
1927	+	*/
1928	+	public void testFailingThreadFactory() throws InterruptedException {
1929	+	final ExecutorService e =
1930	+	new ThreadPoolExecutor(100, 100,
1931	+	LONG_DELAY_MS, MILLISECONDS,
1932	+	new LinkedBlockingQueue<Runnable>(),
1933	+	new FailingThreadFactory());
1934	+	try {
1935	+	final int TASKS = 100;
1936	+	final CountDownLatch done = new CountDownLatch(TASKS);
1937	+	for (int k = 0; k < TASKS; ++k)
1938	+	e.execute(new CheckedRunnable() {
1939	+	public void realRun() {
1940	+	done.countDown();
1941	+	}});
1942	+	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
1943	+	} finally {
1944	+	joinPool(e);
1945	+	}
1946	+	}
1947	+
1948	+	/**
1949	+	* allowsCoreThreadTimeOut is by default false.
1950	+	*/
1951	+	public void testAllowsCoreThreadTimeOut() {
1952	+	final ThreadPoolExecutor p =
1953	+	new ThreadPoolExecutor(2, 2,
1954	+	1000, MILLISECONDS,
1955	+	new ArrayBlockingQueue<Runnable>(10));
1956	+	assertFalse(p.allowsCoreThreadTimeOut());
1957	+	joinPool(p);
1958	+	}
1959	+
1960	+	/**
1961	+	* allowCoreThreadTimeOut(true) causes idle threads to time out
1962	+	*/
1963	+	public void testAllowCoreThreadTimeOut_true() throws Exception {
1964	+	long coreThreadTimeOut = SHORT_DELAY_MS;
1965	+	final ThreadPoolExecutor p =
1966	+	new ThreadPoolExecutor(2, 10,
1967	+	coreThreadTimeOut, MILLISECONDS,
1968	+	new ArrayBlockingQueue<Runnable>(10));
1969	+	final CountDownLatch threadStarted = new CountDownLatch(1);
1970	+	try {
1971	+	p.allowCoreThreadTimeOut(true);
1972	+	p.execute(new CheckedRunnable() {
1973	+	public void realRun() {
1974	+	threadStarted.countDown();
1975	+	assertEquals(1, p.getPoolSize());
1976	+	}});
1977	+	await(threadStarted);
1978	+	delay(coreThreadTimeOut);
1979	+	long startTime = System.nanoTime();
1980	+	while (p.getPoolSize() > 0
1981	+	&& millisElapsedSince(startTime) < LONG_DELAY_MS)
1982	+	Thread.yield();
1983	+	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1984	+	assertEquals(0, p.getPoolSize());
1985	+	} finally {
1986	+	joinPool(p);
1987	+	}
1988	+	}
1989	+
1990	+	/**
1991	+	* allowCoreThreadTimeOut(false) causes idle threads not to time out
1992	+	*/
1993	+	public void testAllowCoreThreadTimeOut_false() throws Exception {
1994	+	long coreThreadTimeOut = SHORT_DELAY_MS;
1995	+	final ThreadPoolExecutor p =
1996	+	new ThreadPoolExecutor(2, 10,
1997	+	coreThreadTimeOut, MILLISECONDS,
1998	+	new ArrayBlockingQueue<Runnable>(10));
1999	+	final CountDownLatch threadStarted = new CountDownLatch(1);
2000	+	try {
2001	+	p.allowCoreThreadTimeOut(false);
2002	+	p.execute(new CheckedRunnable() {
2003	+	public void realRun() throws InterruptedException {
2004	+	threadStarted.countDown();
2005	+	assertTrue(p.getPoolSize() >= 1);
2006	+	}});
2007	+	delay(2 * coreThreadTimeOut);
2008	+	assertTrue(p.getPoolSize() >= 1);
2009	+	} finally {
2010	+	joinPool(p);
2011	+	}
2012	+	}
2013	+
2014	+	/**
2015	+	* execute allows the same task to be submitted multiple times, even
2016	+	* if rejected
2017	+	*/
2018	+	public void testRejectedRecycledTask() throws InterruptedException {
2019	+	final int nTasks = 1000;
2020	+	final CountDownLatch done = new CountDownLatch(nTasks);
2021	+	final Runnable recycledTask = new Runnable() {
2022	+	public void run() {
2023	+	done.countDown();
2024	+	}};
2025	+	final ThreadPoolExecutor p =
2026	+	new ThreadPoolExecutor(1, 30,
2027	+	60, SECONDS,
2028	+	new ArrayBlockingQueue(30));
2029	+	try {
2030	+	for (int i = 0; i < nTasks; ++i) {
2031	+	for (;;) {
2032	+	try {
2033	+	p.execute(recycledTask);
2034	+	break;
2035	+	}
2036	+	catch (RejectedExecutionException ignore) {}
2037	+	}
2038	+	}
2039	+	// enough time to run all tasks
2040	+	assertTrue(done.await(nTasks * SHORT_DELAY_MS, MILLISECONDS));
2041	+	} finally {
2042	+	joinPool(p);
2043	+	}
2044	+	}
2045	+
2046		}

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