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Comparing jsr166/src/test/tck/ThreadPoolExecutorTest.java (file contents):
Revision 1.28 by jsr166, Wed Nov 18 16:13:11 2009 UTC vs.
Revision 1.76 by jsr166, Sun Oct 4 02:04:56 2015 UTC

#	Line 1 | Line 1
1		/*
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/licenses/publicdomain
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.*;
9		import static java.util.concurrent.TimeUnit.MILLISECONDS;
10	<	import java.util.concurrent.atomic.*;
11	<	import junit.framework.*;
12	<	import java.util.*;
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
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, 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
#	Line 46 | Line 79 | public class ThreadPoolExecutorTest exte
79		}
80		}
81
49	–
82		/**
83	<	*  execute successfully executes a runnable
83	>	* execute successfully executes a runnable
84		*/
85		public void testExecute() throws InterruptedException {
86	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
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 ShortRunnable());
97	<	Thread.sleep(SMALL_DELAY_MS);
96	>	p.execute(task);
97	>	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
98		} finally {
99	<	joinPool(p1);
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() throws InterruptedException {
108	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
109	<	assertEquals(0, p2.getActiveCount());
110	<	p2.execute(new MediumRunnable());
111	<	Thread.sleep(SHORT_DELAY_MS);
112	<	assertEquals(1, p2.getActiveCount());
113	<	joinPool(p2);
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	>	}
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, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
135	<	assertEquals(0, p2.getPoolSize());
136	<	assertTrue(p2.prestartCoreThread());
137	<	assertEquals(1, p2.getPoolSize());
138	<	assertTrue(p2.prestartCoreThread());
139	<	assertEquals(2, p2.getPoolSize());
140	<	assertFalse(p2.prestartCoreThread());
141	<	assertEquals(2, p2.getPoolSize());
142	<	joinPool(p2);
134	>	final ThreadPoolExecutor p =
135	>	new ThreadPoolExecutor(2, 6,
136	>	LONG_DELAY_MS, MILLISECONDS,
137	>	new ArrayBlockingQueue<Runnable>(10));
138	>	try (PoolCleaner cleaner = cleaner(p)) {
139	>	assertEquals(0, p.getPoolSize());
140	>	assertTrue(p.prestartCoreThread());
141	>	assertEquals(1, p.getPoolSize());
142	>	assertTrue(p.prestartCoreThread());
143	>	assertEquals(2, p.getPoolSize());
144	>	assertFalse(p.prestartCoreThread());
145	>	assertEquals(2, p.getPoolSize());
146	>	p.setCorePoolSize(4);
147	>	assertTrue(p.prestartCoreThread());
148	>	assertEquals(3, p.getPoolSize());
149	>	assertTrue(p.prestartCoreThread());
150	>	assertEquals(4, p.getPoolSize());
151	>	assertFalse(p.prestartCoreThread());
152	>	assertEquals(4, p.getPoolSize());
153	>	}
154		}
155
156		/**
157	<	*  prestartAllCoreThreads starts all corePoolSize threads
157	>	* prestartAllCoreThreads starts all corePoolSize threads
158		*/
159		public void testPrestartAllCoreThreads() {
160	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
161	<	assertEquals(0, p2.getPoolSize());
162	<	p2.prestartAllCoreThreads();
163	<	assertEquals(2, p2.getPoolSize());
164	<	p2.prestartAllCoreThreads();
165	<	assertEquals(2, p2.getPoolSize());
166	<	joinPool(p2);
160	>	final ThreadPoolExecutor p =
161	>	new ThreadPoolExecutor(2, 6,
162	>	LONG_DELAY_MS, MILLISECONDS,
163	>	new ArrayBlockingQueue<Runnable>(10));
164	>	try (PoolCleaner cleaner = cleaner(p)) {
165	>	assertEquals(0, p.getPoolSize());
166	>	p.prestartAllCoreThreads();
167	>	assertEquals(2, p.getPoolSize());
168	>	p.prestartAllCoreThreads();
169	>	assertEquals(2, p.getPoolSize());
170	>	p.setCorePoolSize(4);
171	>	p.prestartAllCoreThreads();
172	>	assertEquals(4, p.getPoolSize());
173	>	p.prestartAllCoreThreads();
174	>	assertEquals(4, p.getPoolSize());
175	>	}
176		}
177
178		/**
179	<	*   getCompletedTaskCount increases, but doesn't overestimate,
180	<	*   when tasks complete
179	>	* getCompletedTaskCount increases, but doesn't overestimate,
180	>	* when tasks complete
181		*/
182		public void testGetCompletedTaskCount() throws InterruptedException {
183	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
184	<	assertEquals(0, p2.getCompletedTaskCount());
185	<	p2.execute(new ShortRunnable());
186	<	Thread.sleep(SMALL_DELAY_MS);
187	<	assertEquals(1, p2.getCompletedTaskCount());
188	<	try { p2.shutdown(); } catch (SecurityException ok) { return; }
189	<	joinPool(p2);
183	>	final ThreadPoolExecutor p =
184	>	new ThreadPoolExecutor(2, 2,
185	>	LONG_DELAY_MS, MILLISECONDS,
186	>	new ArrayBlockingQueue<Runnable>(10));
187	>	try (PoolCleaner cleaner = cleaner(p)) {
188	>	final CountDownLatch threadStarted = new CountDownLatch(1);
189	>	final CountDownLatch threadProceed = new CountDownLatch(1);
190	>	final CountDownLatch threadDone = new CountDownLatch(1);
191	>	assertEquals(0, p.getCompletedTaskCount());
192	>	p.execute(new CheckedRunnable() {
193	>	public void realRun() throws InterruptedException {
194	>	threadStarted.countDown();
195	>	assertEquals(0, p.getCompletedTaskCount());
196	>	threadProceed.await();
197	>	threadDone.countDown();
198	>	}});
199	>	await(threadStarted);
200	>	assertEquals(0, p.getCompletedTaskCount());
201	>	threadProceed.countDown();
202	>	threadDone.await();
203	>	long startTime = System.nanoTime();
204	>	while (p.getCompletedTaskCount() != 1) {
205	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
206	>	fail("timed out");
207	>	Thread.yield();
208	>	}
209	>	}
210		}
211
212		/**
213	<	*   getCorePoolSize returns size given in constructor if not otherwise set
213	>	* getCorePoolSize returns size given in constructor if not otherwise set
214		*/
215		public void testGetCorePoolSize() {
216	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
217	<	assertEquals(1, p1.getCorePoolSize());
218	<	joinPool(p1);
216	>	final ThreadPoolExecutor p =
217	>	new ThreadPoolExecutor(1, 1,
218	>	LONG_DELAY_MS, MILLISECONDS,
219	>	new ArrayBlockingQueue<Runnable>(10));
220	>	try (PoolCleaner cleaner = cleaner(p)) {
221	>	assertEquals(1, p.getCorePoolSize());
222	>	}
223		}
224
225		/**
226	<	*   getKeepAliveTime returns value given in constructor if not otherwise set
226	>	* getKeepAliveTime returns value given in constructor if not otherwise set
227		*/
228		public void testGetKeepAliveTime() {
229	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
230	<	assertEquals(1, p2.getKeepAliveTime(TimeUnit.SECONDS));
231	<	joinPool(p2);
229	>	final ThreadPoolExecutor p =
230	>	new ThreadPoolExecutor(2, 2,
231	>	1000, MILLISECONDS,
232	>	new ArrayBlockingQueue<Runnable>(10));
233	>	try (PoolCleaner cleaner = cleaner(p)) {
234	>	assertEquals(1, p.getKeepAliveTime(SECONDS));
235	>	}
236		}
237
136	–
238		/**
239		* getThreadFactory returns factory in constructor if not set
240		*/
241		public void testGetThreadFactory() {
242	<	ThreadFactory tf = new SimpleThreadFactory();
243	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), tf, new NoOpREHandler());
244	<	assertSame(tf, p.getThreadFactory());
245	<	joinPool(p);
242	>	ThreadFactory threadFactory = new SimpleThreadFactory();
243	>	final ThreadPoolExecutor p =
244	>	new ThreadPoolExecutor(1, 2,
245	>	LONG_DELAY_MS, MILLISECONDS,
246	>	new ArrayBlockingQueue<Runnable>(10),
247	>	threadFactory,
248	>	new NoOpREHandler());
249	>	try (PoolCleaner cleaner = cleaner(p)) {
250	>	assertSame(threadFactory, p.getThreadFactory());
251	>	}
252		}
253
254		/**
255		* setThreadFactory sets the thread factory returned by getThreadFactory
256		*/
257		public void testSetThreadFactory() {
258	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
259	<	ThreadFactory tf = new SimpleThreadFactory();
260	<	p.setThreadFactory(tf);
261	<	assertSame(tf, p.getThreadFactory());
262	<	joinPool(p);
258	>	final ThreadPoolExecutor p =
259	>	new ThreadPoolExecutor(1, 2,
260	>	LONG_DELAY_MS, MILLISECONDS,
261	>	new ArrayBlockingQueue<Runnable>(10));
262	>	try (PoolCleaner cleaner = cleaner(p)) {
263	>	ThreadFactory threadFactory = new SimpleThreadFactory();
264	>	p.setThreadFactory(threadFactory);
265	>	assertSame(threadFactory, p.getThreadFactory());
266	>	}
267		}
268
158	–
269		/**
270		* setThreadFactory(null) throws NPE
271		*/
272		public void testSetThreadFactoryNull() {
273	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
274	<	try {
275	<	p.setThreadFactory(null);
276	<	shouldThrow();
277	<	} catch (NullPointerException success) {
278	<	} finally {
279	<	joinPool(p);
273	>	final ThreadPoolExecutor p =
274	>	new ThreadPoolExecutor(1, 2,
275	>	LONG_DELAY_MS, MILLISECONDS,
276	>	new ArrayBlockingQueue<Runnable>(10));
277	>	try (PoolCleaner cleaner = cleaner(p)) {
278	>	try {
279	>	p.setThreadFactory(null);
280	>	shouldThrow();
281	>	} catch (NullPointerException success) {}
282		}
283		}
284
#	Line 174 | Line 286 | public class ThreadPoolExecutorTest exte
286		* getRejectedExecutionHandler returns handler in constructor if not set
287		*/
288		public void testGetRejectedExecutionHandler() {
289	<	RejectedExecutionHandler h = new NoOpREHandler();
290	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), h);
291	<	assertSame(h, p.getRejectedExecutionHandler());
292	<	joinPool(p);
289	>	final RejectedExecutionHandler handler = new NoOpREHandler();
290	>	final ThreadPoolExecutor p =
291	>	new ThreadPoolExecutor(1, 2,
292	>	LONG_DELAY_MS, MILLISECONDS,
293	>	new ArrayBlockingQueue<Runnable>(10),
294	>	handler);
295	>	try (PoolCleaner cleaner = cleaner(p)) {
296	>	assertSame(handler, p.getRejectedExecutionHandler());
297	>	}
298		}
299
300		/**
#	Line 185 | Line 302 | public class ThreadPoolExecutorTest exte
302		* getRejectedExecutionHandler
303		*/
304		public void testSetRejectedExecutionHandler() {
305	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
306	<	RejectedExecutionHandler h = new NoOpREHandler();
307	<	p.setRejectedExecutionHandler(h);
308	<	assertSame(h, p.getRejectedExecutionHandler());
309	<	joinPool(p);
305	>	final ThreadPoolExecutor p =
306	>	new ThreadPoolExecutor(1, 2,
307	>	LONG_DELAY_MS, MILLISECONDS,
308	>	new ArrayBlockingQueue<Runnable>(10));
309	>	try (PoolCleaner cleaner = cleaner(p)) {
310	>	RejectedExecutionHandler handler = new NoOpREHandler();
311	>	p.setRejectedExecutionHandler(handler);
312	>	assertSame(handler, p.getRejectedExecutionHandler());
313	>	}
314		}
315
195	–
316		/**
317		* setRejectedExecutionHandler(null) throws NPE
318		*/
319		public void testSetRejectedExecutionHandlerNull() {
320	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
321	<	try {
322	<	p.setRejectedExecutionHandler(null);
323	<	shouldThrow();
324	<	} catch (NullPointerException success) {
325	<	} finally {
326	<	joinPool(p);
320	>	final ThreadPoolExecutor p =
321	>	new ThreadPoolExecutor(1, 2,
322	>	LONG_DELAY_MS, MILLISECONDS,
323	>	new ArrayBlockingQueue<Runnable>(10));
324	>	try (PoolCleaner cleaner = cleaner(p)) {
325	>	try {
326	>	p.setRejectedExecutionHandler(null);
327	>	shouldThrow();
328	>	} catch (NullPointerException success) {}
329		}
330		}
331
210	–
332		/**
333	<	*   getLargestPoolSize increases, but doesn't overestimate, when
334	<	*   multiple threads active
333	>	* getLargestPoolSize increases, but doesn't overestimate, when
334	>	* multiple threads active
335		*/
336		public void testGetLargestPoolSize() throws InterruptedException {
337	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
338	<	assertEquals(0, p2.getLargestPoolSize());
339	<	p2.execute(new MediumRunnable());
340	<	p2.execute(new MediumRunnable());
341	<	Thread.sleep(SHORT_DELAY_MS);
342	<	assertEquals(2, p2.getLargestPoolSize());
343	<	joinPool(p2);
337	>	final int THREADS = 3;
338	>	final ThreadPoolExecutor p =
339	>	new ThreadPoolExecutor(THREADS, THREADS,
340	>	LONG_DELAY_MS, MILLISECONDS,
341	>	new ArrayBlockingQueue<Runnable>(10));
342	>	try (PoolCleaner cleaner = cleaner(p)) {
343	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
344	>	final CountDownLatch done = new CountDownLatch(1);
345	>	assertEquals(0, p.getLargestPoolSize());
346	>	for (int i = 0; i < THREADS; i++)
347	>	p.execute(new CheckedRunnable() {
348	>	public void realRun() throws InterruptedException {
349	>	threadsStarted.countDown();
350	>	done.await();
351	>	assertEquals(THREADS, p.getLargestPoolSize());
352	>	}});
353	>	assertTrue(threadsStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
354	>	assertEquals(THREADS, p.getLargestPoolSize());
355	>	done.countDown();   // release pool
356	>	}
357	>	assertEquals(THREADS, p.getLargestPoolSize());
358		}
359
360		/**
361	<	*   getMaximumPoolSize returns value given in constructor if not
362	<	*   otherwise set
361	>	* getMaximumPoolSize returns value given in constructor if not
362	>	* otherwise set
363		*/
364		public void testGetMaximumPoolSize() {
365	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
366	<	assertEquals(2, p2.getMaximumPoolSize());
367	<	joinPool(p2);
365	>	final ThreadPoolExecutor p =
366	>	new ThreadPoolExecutor(2, 3,
367	>	LONG_DELAY_MS, MILLISECONDS,
368	>	new ArrayBlockingQueue<Runnable>(10));
369	>	assertEquals(3, p.getMaximumPoolSize());
370	>	joinPool(p);
371		}
372
373		/**
374	<	*   getPoolSize increases, but doesn't overestimate, when threads
375	<	*   become active
374	>	* getPoolSize increases, but doesn't overestimate, when threads
375	>	* become active
376		*/
377	<	public void testGetPoolSize() {
378	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
379	<	assertEquals(0, p1.getPoolSize());
380	<	p1.execute(new MediumRunnable());
381	<	assertEquals(1, p1.getPoolSize());
382	<	joinPool(p1);
377	>	public void testGetPoolSize() throws InterruptedException {
378	>	final ThreadPoolExecutor p =
379	>	new ThreadPoolExecutor(1, 1,
380	>	LONG_DELAY_MS, MILLISECONDS,
381	>	new ArrayBlockingQueue<Runnable>(10));
382	>	final CountDownLatch threadStarted = new CountDownLatch(1);
383	>	final CountDownLatch done = new CountDownLatch(1);
384	>	try {
385	>	assertEquals(0, p.getPoolSize());
386	>	p.execute(new CheckedRunnable() {
387	>	public void realRun() throws InterruptedException {
388	>	threadStarted.countDown();
389	>	assertEquals(1, p.getPoolSize());
390	>	done.await();
391	>	}});
392	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
393	>	assertEquals(1, p.getPoolSize());
394	>	} finally {
395	>	done.countDown();
396	>	joinPool(p);
397	>	}
398		}
399
400		/**
401	<	*  getTaskCount increases, but doesn't overestimate, when tasks submitted
401	>	* getTaskCount increases, but doesn't overestimate, when tasks submitted
402		*/
403		public void testGetTaskCount() throws InterruptedException {
404	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
405	<	assertEquals(0, p1.getTaskCount());
406	<	p1.execute(new MediumRunnable());
407	<	Thread.sleep(SHORT_DELAY_MS);
408	<	assertEquals(1, p1.getTaskCount());
409	<	joinPool(p1);
404	>	final ThreadPoolExecutor p =
405	>	new ThreadPoolExecutor(1, 1,
406	>	LONG_DELAY_MS, MILLISECONDS,
407	>	new ArrayBlockingQueue<Runnable>(10));
408	>	final CountDownLatch threadStarted = new CountDownLatch(1);
409	>	final CountDownLatch done = new CountDownLatch(1);
410	>	try {
411	>	assertEquals(0, p.getTaskCount());
412	>	p.execute(new CheckedRunnable() {
413	>	public void realRun() throws InterruptedException {
414	>	threadStarted.countDown();
415	>	assertEquals(1, p.getTaskCount());
416	>	done.await();
417	>	}});
418	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
419	>	assertEquals(1, p.getTaskCount());
420	>	} finally {
421	>	done.countDown();
422	>	joinPool(p);
423	>	}
424		}
425
426		/**
427	<	*   isShutDown is false before shutdown, true after
427	>	* isShutdown is false before shutdown, true after
428		*/
429		public void testIsShutdown() {
430	<
431	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
432	<	assertFalse(p1.isShutdown());
433	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
434	<	assertTrue(p1.isShutdown());
435	<	joinPool(p1);
430	>	final ThreadPoolExecutor p =
431	>	new ThreadPoolExecutor(1, 1,
432	>	LONG_DELAY_MS, MILLISECONDS,
433	>	new ArrayBlockingQueue<Runnable>(10));
434	>	assertFalse(p.isShutdown());
435	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
436	>	assertTrue(p.isShutdown());
437	>	joinPool(p);
438		}
439
440	+	/**
441	+	* awaitTermination on a non-shutdown pool times out
442	+	*/
443	+	public void testAwaitTermination_timesOut() throws InterruptedException {
444	+	final ThreadPoolExecutor p =
445	+	new ThreadPoolExecutor(1, 1,
446	+	LONG_DELAY_MS, MILLISECONDS,
447	+	new ArrayBlockingQueue<Runnable>(10));
448	+	assertFalse(p.isTerminated());
449	+	assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS));
450	+	assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS));
451	+	assertFalse(p.awaitTermination(-1L, NANOSECONDS));
452	+	assertFalse(p.awaitTermination(-1L, MILLISECONDS));
453	+	assertFalse(p.awaitTermination(0L, NANOSECONDS));
454	+	assertFalse(p.awaitTermination(0L, MILLISECONDS));
455	+	long timeoutNanos = 999999L;
456	+	long startTime = System.nanoTime();
457	+	assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS));
458	+	assertTrue(System.nanoTime() - startTime >= timeoutNanos);
459	+	assertFalse(p.isTerminated());
460	+	startTime = System.nanoTime();
461	+	long timeoutMillis = timeoutMillis();
462	+	assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS));
463	+	assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
464	+	assertFalse(p.isTerminated());
465	+	p.shutdown();
466	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
467	+	assertTrue(p.isTerminated());
468	+	}
469
470		/**
471	<	*  isTerminated is false before termination, true after
471	>	* isTerminated is false before termination, true after
472		*/
473		public void testIsTerminated() throws InterruptedException {
474	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
475	<	assertFalse(p1.isTerminated());
474	>	final ThreadPoolExecutor p =
475	>	new ThreadPoolExecutor(1, 1,
476	>	LONG_DELAY_MS, MILLISECONDS,
477	>	new ArrayBlockingQueue<Runnable>(10));
478	>	final CountDownLatch threadStarted = new CountDownLatch(1);
479	>	final CountDownLatch done = new CountDownLatch(1);
480	>	assertFalse(p.isTerminated());
481		try {
482	<	p1.execute(new MediumRunnable());
482	>	p.execute(new CheckedRunnable() {
483	>	public void realRun() throws InterruptedException {
484	>	assertFalse(p.isTerminated());
485	>	threadStarted.countDown();
486	>	done.await();
487	>	}});
488	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
489	>	assertFalse(p.isTerminating());
490	>	done.countDown();
491		} finally {
492	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
492	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
493		}
494	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
495	<	assertTrue(p1.isTerminated());
494	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
495	>	assertTrue(p.isTerminated());
496		}
497
498		/**
499	<	*  isTerminating is not true when running or when terminated
499	>	* isTerminating is not true when running or when terminated
500		*/
501		public void testIsTerminating() throws InterruptedException {
502	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
503	<	assertFalse(p1.isTerminating());
502	>	final ThreadPoolExecutor p =
503	>	new ThreadPoolExecutor(1, 1,
504	>	LONG_DELAY_MS, MILLISECONDS,
505	>	new ArrayBlockingQueue<Runnable>(10));
506	>	final CountDownLatch threadStarted = new CountDownLatch(1);
507	>	final CountDownLatch done = new CountDownLatch(1);
508		try {
509	<	p1.execute(new SmallRunnable());
510	<	assertFalse(p1.isTerminating());
511	<	} finally {
512	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
513	<	}
514	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
515	<	assertTrue(p1.isTerminated());
516	<	assertFalse(p1.isTerminating());
509	>	assertFalse(p.isTerminating());
510	>	p.execute(new CheckedRunnable() {
511	>	public void realRun() throws InterruptedException {
512	>	assertFalse(p.isTerminating());
513	>	threadStarted.countDown();
514	>	done.await();
515	>	}});
516	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
517	>	assertFalse(p.isTerminating());
518	>	done.countDown();
519	>	} finally {
520	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
521	>	}
522	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
523	>	assertTrue(p.isTerminated());
524	>	assertFalse(p.isTerminating());
525		}
526
527		/**
528		* getQueue returns the work queue, which contains queued tasks
529		*/
530		public void testGetQueue() throws InterruptedException {
531	<	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
532	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, q);
533	<	FutureTask[] tasks = new FutureTask[5];
534	<	for (int i = 0; i < 5; i++) {
535	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
536	<	p1.execute(tasks[i]);
537	<	}
538	<	try {
539	<	Thread.sleep(SHORT_DELAY_MS);
540	<	BlockingQueue<Runnable> wq = p1.getQueue();
541	<	assertSame(q, wq);
542	<	assertFalse(wq.contains(tasks[0]));
543	<	assertTrue(wq.contains(tasks[4]));
544	<	for (int i = 1; i < 5; ++i)
545	<	tasks[i].cancel(true);
546	<	p1.shutdownNow();
531	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
532	>	final ThreadPoolExecutor p =
533	>	new ThreadPoolExecutor(1, 1,
534	>	LONG_DELAY_MS, MILLISECONDS,
535	>	q);
536	>	final CountDownLatch threadStarted = new CountDownLatch(1);
537	>	final CountDownLatch done = new CountDownLatch(1);
538	>	try {
539	>	FutureTask[] tasks = new FutureTask[5];
540	>	for (int i = 0; i < tasks.length; i++) {
541	>	Callable task = new CheckedCallable<Boolean>() {
542	>	public Boolean realCall() throws InterruptedException {
543	>	threadStarted.countDown();
544	>	assertSame(q, p.getQueue());
545	>	done.await();
546	>	return Boolean.TRUE;
547	>	}};
548	>	tasks[i] = new FutureTask(task);
549	>	p.execute(tasks[i]);
550	>	}
551	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
552	>	assertSame(q, p.getQueue());
553	>	assertFalse(q.contains(tasks[0]));
554	>	assertTrue(q.contains(tasks[tasks.length - 1]));
555	>	assertEquals(tasks.length - 1, q.size());
556		} finally {
557	<	joinPool(p1);
557	>	done.countDown();
558	>	joinPool(p);
559		}
560		}
561
#	Line 331 | Line 564 | public class ThreadPoolExecutorTest exte
564		*/
565		public void testRemove() throws InterruptedException {
566		BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
567	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, q);
568	<	FutureTask[] tasks = new FutureTask[5];
569	<	for (int i = 0; i < 5; i++) {
570	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
571	<	p1.execute(tasks[i]);
572	<	}
573	<	try {
574	<	Thread.sleep(SHORT_DELAY_MS);
575	<	assertFalse(p1.remove(tasks[0]));
567	>	final ThreadPoolExecutor p =
568	>	new ThreadPoolExecutor(1, 1,
569	>	LONG_DELAY_MS, MILLISECONDS,
570	>	q);
571	>	Runnable[] tasks = new Runnable[5];
572	>	final CountDownLatch threadStarted = new CountDownLatch(1);
573	>	final CountDownLatch done = new CountDownLatch(1);
574	>	try {
575	>	for (int i = 0; i < tasks.length; i++) {
576	>	tasks[i] = new CheckedRunnable() {
577	>	public void realRun() throws InterruptedException {
578	>	threadStarted.countDown();
579	>	done.await();
580	>	}};
581	>	p.execute(tasks[i]);
582	>	}
583	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
584	>	assertFalse(p.remove(tasks[0]));
585		assertTrue(q.contains(tasks[4]));
586		assertTrue(q.contains(tasks[3]));
587	<	assertTrue(p1.remove(tasks[4]));
588	<	assertFalse(p1.remove(tasks[4]));
587	>	assertTrue(p.remove(tasks[4]));
588	>	assertFalse(p.remove(tasks[4]));
589		assertFalse(q.contains(tasks[4]));
590		assertTrue(q.contains(tasks[3]));
591	<	assertTrue(p1.remove(tasks[3]));
591	>	assertTrue(p.remove(tasks[3]));
592		assertFalse(q.contains(tasks[3]));
593		} finally {
594	<	joinPool(p1);
594	>	done.countDown();
595	>	joinPool(p);
596		}
597		}
598
599		/**
600	<	*   purge removes cancelled tasks from the queue
600	>	* purge removes cancelled tasks from the queue
601		*/
602	<	public void testPurge() {
603	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
602	>	public void testPurge() throws InterruptedException {
603	>	final CountDownLatch threadStarted = new CountDownLatch(1);
604	>	final CountDownLatch done = new CountDownLatch(1);
605	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
606	>	final ThreadPoolExecutor p =
607	>	new ThreadPoolExecutor(1, 1,
608	>	LONG_DELAY_MS, MILLISECONDS,
609	>	q);
610		FutureTask[] tasks = new FutureTask[5];
611	<	for (int i = 0; i < 5; i++) {
612	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
613	<	p1.execute(tasks[i]);
611	>	try {
612	>	for (int i = 0; i < tasks.length; i++) {
613	>	Callable task = new CheckedCallable<Boolean>() {
614	>	public Boolean realCall() throws InterruptedException {
615	>	threadStarted.countDown();
616	>	done.await();
617	>	return Boolean.TRUE;
618	>	}};
619	>	tasks[i] = new FutureTask(task);
620	>	p.execute(tasks[i]);
621	>	}
622	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
623	>	assertEquals(tasks.length, p.getTaskCount());
624	>	assertEquals(tasks.length - 1, q.size());
625	>	assertEquals(1L, p.getActiveCount());
626	>	assertEquals(0L, p.getCompletedTaskCount());
627	>	tasks[4].cancel(true);
628	>	tasks[3].cancel(false);
629	>	p.purge();
630	>	assertEquals(tasks.length - 3, q.size());
631	>	assertEquals(tasks.length - 2, p.getTaskCount());
632	>	p.purge();         // Nothing to do
633	>	assertEquals(tasks.length - 3, q.size());
634	>	assertEquals(tasks.length - 2, p.getTaskCount());
635	>	} finally {
636	>	done.countDown();
637	>	joinPool(p);
638		}
366	–	tasks[4].cancel(true);
367	–	tasks[3].cancel(true);
368	–	p1.purge();
369	–	long count = p1.getTaskCount();
370	–	assertTrue(count >= 2 && count < 5);
371	–	joinPool(p1);
639		}
640
641		/**
642	<	*  shutDownNow returns a list containing tasks that were not run
642	>	* shutdownNow returns a list containing tasks that were not run,
643	>	* and those tasks are drained from the queue
644		*/
645	<	public void testShutDownNow() {
646	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
647	<	List l;
648	<	try {
649	<	for (int i = 0; i < 5; i++)
650	<	p1.execute(new MediumPossiblyInterruptedRunnable());
651	<	}
652	<	finally {
645	>	public void testShutdownNow() throws InterruptedException {
646	>	final int poolSize = 2;
647	>	final int count = 5;
648	>	final AtomicInteger ran = new AtomicInteger(0);
649	>	final ThreadPoolExecutor p =
650	>	new ThreadPoolExecutor(poolSize, poolSize,
651	>	LONG_DELAY_MS, MILLISECONDS,
652	>	new ArrayBlockingQueue<Runnable>(10));
653	>	CountDownLatch threadsStarted = new CountDownLatch(poolSize);
654	>	Runnable waiter = new CheckedRunnable() { public void realRun() {
655	>	threadsStarted.countDown();
656		try {
657	<	l = p1.shutdownNow();
658	<	} catch (SecurityException ok) { return; }
659	<
660	<	}
661	<	assertTrue(p1.isShutdown());
662	<	assertTrue(l.size() <= 4);
657	>	MILLISECONDS.sleep(2 * LONG_DELAY_MS);
658	>	} catch (InterruptedException success) {}
659	>	ran.getAndIncrement();
660	>	}};
661	>	for (int i = 0; i < count; i++)
662	>	p.execute(waiter);
663	>	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
664	>	assertEquals(poolSize, p.getActiveCount());
665	>	assertEquals(0, p.getCompletedTaskCount());
666	>	final List<Runnable> queuedTasks;
667	>	try {
668	>	queuedTasks = p.shutdownNow();
669	>	} catch (SecurityException ok) {
670	>	return; // Allowed in case test doesn't have privs
671	>	}
672	>	assertTrue(p.isShutdown());
673	>	assertTrue(p.getQueue().isEmpty());
674	>	assertEquals(count - poolSize, queuedTasks.size());
675	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
676	>	assertTrue(p.isTerminated());
677	>	assertEquals(poolSize, ran.get());
678	>	assertEquals(poolSize, p.getCompletedTaskCount());
679		}
680
681		// Exception Tests
682
396	–
683		/**
684		* Constructor throws if corePoolSize argument is less than zero
685		*/
686		public void testConstructor1() {
687		try {
688	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
688	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
689	>	new ArrayBlockingQueue<Runnable>(10));
690		shouldThrow();
691		} catch (IllegalArgumentException success) {}
692		}
#	Line 409 | Line 696 | public class ThreadPoolExecutorTest exte
696		*/
697		public void testConstructor2() {
698		try {
699	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
699	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
700	>	new ArrayBlockingQueue<Runnable>(10));
701		shouldThrow();
702		} catch (IllegalArgumentException success) {}
703		}
#	Line 419 | Line 707 | public class ThreadPoolExecutorTest exte
707		*/
708		public void testConstructor3() {
709		try {
710	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
710	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
711	>	new ArrayBlockingQueue<Runnable>(10));
712		shouldThrow();
713		} catch (IllegalArgumentException success) {}
714		}
#	Line 429 | Line 718 | public class ThreadPoolExecutorTest exte
718		*/
719		public void testConstructor4() {
720		try {
721	<	new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
721	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
722	>	new ArrayBlockingQueue<Runnable>(10));
723		shouldThrow();
724		} catch (IllegalArgumentException success) {}
725		}
#	Line 439 | Line 729 | public class ThreadPoolExecutorTest exte
729		*/
730		public void testConstructor5() {
731		try {
732	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
732	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
733	>	new ArrayBlockingQueue<Runnable>(10));
734		shouldThrow();
735		} catch (IllegalArgumentException success) {}
736		}
#	Line 449 | Line 740 | public class ThreadPoolExecutorTest exte
740		*/
741		public void testConstructorNullPointerException() {
742		try {
743	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null);
743	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
744	>	(BlockingQueue) null);
745		shouldThrow();
746		} catch (NullPointerException success) {}
747		}
748
457	–
458	–
749		/**
750		* Constructor throws if corePoolSize argument is less than zero
751		*/
752		public void testConstructor6() {
753		try {
754	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
754	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
755	>	new ArrayBlockingQueue<Runnable>(10),
756	>	new SimpleThreadFactory());
757		shouldThrow();
758		} catch (IllegalArgumentException success) {}
759		}
#	Line 471 | Line 763 | public class ThreadPoolExecutorTest exte
763		*/
764		public void testConstructor7() {
765		try {
766	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
766	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
767	>	new ArrayBlockingQueue<Runnable>(10),
768	>	new SimpleThreadFactory());
769		shouldThrow();
770		} catch (IllegalArgumentException success) {}
771		}
#	Line 481 | Line 775 | public class ThreadPoolExecutorTest exte
775		*/
776		public void testConstructor8() {
777		try {
778	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
778	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
779	>	new ArrayBlockingQueue<Runnable>(10),
780	>	new SimpleThreadFactory());
781		shouldThrow();
782		} catch (IllegalArgumentException success) {}
783		}
#	Line 491 | Line 787 | public class ThreadPoolExecutorTest exte
787		*/
788		public void testConstructor9() {
789		try {
790	<	new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
790	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
791	>	new ArrayBlockingQueue<Runnable>(10),
792	>	new SimpleThreadFactory());
793		shouldThrow();
794		} catch (IllegalArgumentException success) {}
795		}
#	Line 501 | Line 799 | public class ThreadPoolExecutorTest exte
799		*/
800		public void testConstructor10() {
801		try {
802	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
802	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
803	>	new ArrayBlockingQueue<Runnable>(10),
804	>	new SimpleThreadFactory());
805		shouldThrow();
806		} catch (IllegalArgumentException success) {}
807		}
#	Line 511 | Line 811 | public class ThreadPoolExecutorTest exte
811		*/
812		public void testConstructorNullPointerException2() {
813		try {
814	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory());
814	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
815	>	(BlockingQueue) null,
816	>	new SimpleThreadFactory());
817		shouldThrow();
818		} catch (NullPointerException success) {}
819		}
#	Line 521 | Line 823 | public class ThreadPoolExecutorTest exte
823		*/
824		public void testConstructorNullPointerException3() {
825		try {
826	<	ThreadFactory f = null;
827	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f);
826	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
827	>	new ArrayBlockingQueue<Runnable>(10),
828	>	(ThreadFactory) null);
829		shouldThrow();
830		} catch (NullPointerException success) {}
831		}
832
530	–
833		/**
834		* Constructor throws if corePoolSize argument is less than zero
835		*/
836		public void testConstructor11() {
837		try {
838	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
838	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
839	>	new ArrayBlockingQueue<Runnable>(10),
840	>	new NoOpREHandler());
841		shouldThrow();
842		} catch (IllegalArgumentException success) {}
843		}
#	Line 543 | Line 847 | public class ThreadPoolExecutorTest exte
847		*/
848		public void testConstructor12() {
849		try {
850	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
850	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
851	>	new ArrayBlockingQueue<Runnable>(10),
852	>	new NoOpREHandler());
853		shouldThrow();
854		} catch (IllegalArgumentException success) {}
855		}
#	Line 553 | Line 859 | public class ThreadPoolExecutorTest exte
859		*/
860		public void testConstructor13() {
861		try {
862	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
862	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
863	>	new ArrayBlockingQueue<Runnable>(10),
864	>	new NoOpREHandler());
865		shouldThrow();
866		} catch (IllegalArgumentException success) {}
867		}
#	Line 563 | Line 871 | public class ThreadPoolExecutorTest exte
871		*/
872		public void testConstructor14() {
873		try {
874	<	new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
874	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
875	>	new ArrayBlockingQueue<Runnable>(10),
876	>	new NoOpREHandler());
877		shouldThrow();
878		} catch (IllegalArgumentException success) {}
879		}
#	Line 573 | Line 883 | public class ThreadPoolExecutorTest exte
883		*/
884		public void testConstructor15() {
885		try {
886	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
886	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
887	>	new ArrayBlockingQueue<Runnable>(10),
888	>	new NoOpREHandler());
889		shouldThrow();
890		} catch (IllegalArgumentException success) {}
891		}
#	Line 583 | Line 895 | public class ThreadPoolExecutorTest exte
895		*/
896		public void testConstructorNullPointerException4() {
897		try {
898	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null,new NoOpREHandler());
898	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
899	>	(BlockingQueue) null,
900	>	new NoOpREHandler());
901		shouldThrow();
902		} catch (NullPointerException success) {}
903		}
#	Line 593 | Line 907 | public class ThreadPoolExecutorTest exte
907		*/
908		public void testConstructorNullPointerException5() {
909		try {
910	<	RejectedExecutionHandler r = null;
911	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r);
910	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
911	>	new ArrayBlockingQueue<Runnable>(10),
912	>	(RejectedExecutionHandler) null);
913		shouldThrow();
914		} catch (NullPointerException success) {}
915		}
916
602	–
917		/**
918		* Constructor throws if corePoolSize argument is less than zero
919		*/
920		public void testConstructor16() {
921		try {
922	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
922	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
923	>	new ArrayBlockingQueue<Runnable>(10),
924	>	new SimpleThreadFactory(),
925	>	new NoOpREHandler());
926		shouldThrow();
927		} catch (IllegalArgumentException success) {}
928		}
#	Line 615 | Line 932 | public class ThreadPoolExecutorTest exte
932		*/
933		public void testConstructor17() {
934		try {
935	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
935	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
936	>	new ArrayBlockingQueue<Runnable>(10),
937	>	new SimpleThreadFactory(),
938	>	new NoOpREHandler());
939		shouldThrow();
940		} catch (IllegalArgumentException success) {}
941		}
#	Line 625 | Line 945 | public class ThreadPoolExecutorTest exte
945		*/
946		public void testConstructor18() {
947		try {
948	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
948	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
949	>	new ArrayBlockingQueue<Runnable>(10),
950	>	new SimpleThreadFactory(),
951	>	new NoOpREHandler());
952		shouldThrow();
953		} catch (IllegalArgumentException success) {}
954		}
#	Line 635 | Line 958 | public class ThreadPoolExecutorTest exte
958		*/
959		public void testConstructor19() {
960		try {
961	<	new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
961	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
962	>	new ArrayBlockingQueue<Runnable>(10),
963	>	new SimpleThreadFactory(),
964	>	new NoOpREHandler());
965		shouldThrow();
966		} catch (IllegalArgumentException success) {}
967		}
#	Line 645 | Line 971 | public class ThreadPoolExecutorTest exte
971		*/
972		public void testConstructor20() {
973		try {
974	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
974	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
975	>	new ArrayBlockingQueue<Runnable>(10),
976	>	new SimpleThreadFactory(),
977	>	new NoOpREHandler());
978		shouldThrow();
979		} catch (IllegalArgumentException success) {}
980		}
981
982		/**
983	<	* Constructor throws if workQueue is set to null
983	>	* Constructor throws if workQueue is null
984		*/
985		public void testConstructorNullPointerException6() {
986		try {
987	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler());
987	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
988	>	(BlockingQueue) null,
989	>	new SimpleThreadFactory(),
990	>	new NoOpREHandler());
991		shouldThrow();
992		} catch (NullPointerException success) {}
993		}
994
995		/**
996	<	* Constructor throws if handler is set to null
996	>	* Constructor throws if handler is null
997		*/
998		public void testConstructorNullPointerException7() {
999		try {
1000	<	RejectedExecutionHandler r = null;
1001	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r);
1000	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1001	>	new ArrayBlockingQueue<Runnable>(10),
1002	>	new SimpleThreadFactory(),
1003	>	(RejectedExecutionHandler) null);
1004		shouldThrow();
1005		} catch (NullPointerException success) {}
1006		}
1007
1008		/**
1009	<	* Constructor throws if ThreadFactory is set top null
1009	>	* Constructor throws if ThreadFactory is null
1010		*/
1011		public void testConstructorNullPointerException8() {
1012		try {
1013	<	ThreadFactory f = null;
1014	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new NoOpREHandler());
1013	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1014	>	new ArrayBlockingQueue<Runnable>(10),
1015	>	(ThreadFactory) null,
1016	>	new NoOpREHandler());
1017		shouldThrow();
1018		} catch (NullPointerException success) {}
1019		}
1020
1021	+	/**
1022	+	* get of submitted callable throws InterruptedException if interrupted
1023	+	*/
1024	+	public void testInterruptedSubmit() throws InterruptedException {
1025	+	final ThreadPoolExecutor p =
1026	+	new ThreadPoolExecutor(1, 1,
1027	+	60, SECONDS,
1028	+	new ArrayBlockingQueue<Runnable>(10));
1029	+
1030	+	final CountDownLatch threadStarted = new CountDownLatch(1);
1031	+	final CountDownLatch done = new CountDownLatch(1);
1032	+	try {
1033	+	Thread t = newStartedThread(new CheckedInterruptedRunnable() {
1034	+	public void realRun() throws Exception {
1035	+	Callable task = new CheckedCallable<Boolean>() {
1036	+	public Boolean realCall() throws InterruptedException {
1037	+	threadStarted.countDown();
1038	+	done.await();
1039	+	return Boolean.TRUE;
1040	+	}};
1041	+	p.submit(task).get();
1042	+	}});
1043	+
1044	+	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
1045	+	t.interrupt();
1046	+	awaitTermination(t, MEDIUM_DELAY_MS);
1047	+	} finally {
1048	+	done.countDown();
1049	+	joinPool(p);
1050	+	}
1051	+	}
1052
1053		/**
1054	<	*  execute throws RejectedExecutionException
688	<	*  if saturated.
1054	>	* execute throws RejectedExecutionException if saturated.
1055		*/
1056		public void testSaturatedExecute() {
1057		ThreadPoolExecutor p =
1058		new ThreadPoolExecutor(1, 1,
1059		LONG_DELAY_MS, MILLISECONDS,
1060		new ArrayBlockingQueue<Runnable>(1));
1061	+	final CountDownLatch done = new CountDownLatch(1);
1062	+	try {
1063	+	Runnable task = new CheckedRunnable() {
1064	+	public void realRun() throws InterruptedException {
1065	+	done.await();
1066	+	}};
1067	+	for (int i = 0; i < 2; ++i)
1068	+	p.execute(task);
1069	+	for (int i = 0; i < 2; ++i) {
1070	+	try {
1071	+	p.execute(task);
1072	+	shouldThrow();
1073	+	} catch (RejectedExecutionException success) {}
1074	+	assertTrue(p.getTaskCount() <= 2);
1075	+	}
1076	+	} finally {
1077	+	done.countDown();
1078	+	joinPool(p);
1079	+	}
1080	+	}
1081	+
1082	+	/**
1083	+	* submit(runnable) throws RejectedExecutionException if saturated.
1084	+	*/
1085	+	public void testSaturatedSubmitRunnable() {
1086	+	ThreadPoolExecutor p =
1087	+	new ThreadPoolExecutor(1, 1,
1088	+	LONG_DELAY_MS, MILLISECONDS,
1089	+	new ArrayBlockingQueue<Runnable>(1));
1090	+	final CountDownLatch done = new CountDownLatch(1);
1091	+	try {
1092	+	Runnable task = new CheckedRunnable() {
1093	+	public void realRun() throws InterruptedException {
1094	+	done.await();
1095	+	}};
1096	+	for (int i = 0; i < 2; ++i)
1097	+	p.submit(task);
1098	+	for (int i = 0; i < 2; ++i) {
1099	+	try {
1100	+	p.execute(task);
1101	+	shouldThrow();
1102	+	} catch (RejectedExecutionException success) {}
1103	+	assertTrue(p.getTaskCount() <= 2);
1104	+	}
1105	+	} finally {
1106	+	done.countDown();
1107	+	joinPool(p);
1108	+	}
1109	+	}
1110	+
1111	+	/**
1112	+	* submit(callable) throws RejectedExecutionException if saturated.
1113	+	*/
1114	+	public void testSaturatedSubmitCallable() {
1115	+	ThreadPoolExecutor p =
1116	+	new ThreadPoolExecutor(1, 1,
1117	+	LONG_DELAY_MS, MILLISECONDS,
1118	+	new ArrayBlockingQueue<Runnable>(1));
1119	+	final CountDownLatch done = new CountDownLatch(1);
1120		try {
1121	+	Runnable task = new CheckedRunnable() {
1122	+	public void realRun() throws InterruptedException {
1123	+	done.await();
1124	+	}};
1125		for (int i = 0; i < 2; ++i)
1126	<	p.execute(new MediumRunnable());
1126	>	p.submit(Executors.callable(task));
1127		for (int i = 0; i < 2; ++i) {
1128		try {
1129	<	p.execute(new MediumRunnable());
1129	>	p.execute(task);
1130		shouldThrow();
1131		} catch (RejectedExecutionException success) {}
1132	+	assertTrue(p.getTaskCount() <= 2);
1133		}
1134		} finally {
1135	+	done.countDown();
1136		joinPool(p);
1137		}
1138		}
1139
1140		/**
1141	<	*  executor using CallerRunsPolicy runs task if saturated.
1141	>	* executor using CallerRunsPolicy runs task if saturated.
1142		*/
1143		public void testSaturatedExecute2() {
1144		RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1145	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1145	>	final ThreadPoolExecutor p =
1146	>	new ThreadPoolExecutor(1, 1,
1147	>	LONG_DELAY_MS,
1148	>	MILLISECONDS,
1149	>	new ArrayBlockingQueue<Runnable>(1),
1150	>	h);
1151		try {
716	–
1152		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1153	<	for (int i = 0; i < 5; ++i) {
1153	>	for (int i = 0; i < tasks.length; ++i)
1154		tasks[i] = new TrackedNoOpRunnable();
720	–	}
1155		TrackedLongRunnable mr = new TrackedLongRunnable();
1156		p.execute(mr);
1157	<	for (int i = 0; i < 5; ++i) {
1157	>	for (int i = 0; i < tasks.length; ++i)
1158		p.execute(tasks[i]);
1159	<	}
726	<	for (int i = 1; i < 5; ++i) {
1159	>	for (int i = 1; i < tasks.length; ++i)
1160		assertTrue(tasks[i].done);
728	–	}
1161		try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1162		} finally {
1163		joinPool(p);
#	Line 733 | Line 1165 | public class ThreadPoolExecutorTest exte
1165		}
1166
1167		/**
1168	<	*  executor using DiscardPolicy drops task if saturated.
1168	>	* executor using DiscardPolicy drops task if saturated.
1169		*/
1170		public void testSaturatedExecute3() {
1171		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1172	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1172	>	final ThreadPoolExecutor p =
1173	>	new ThreadPoolExecutor(1, 1,
1174	>	LONG_DELAY_MS, MILLISECONDS,
1175	>	new ArrayBlockingQueue<Runnable>(1),
1176	>	h);
1177		try {
742	–
1178		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1179	<	for (int i = 0; i < 5; ++i) {
1179	>	for (int i = 0; i < tasks.length; ++i)
1180		tasks[i] = new TrackedNoOpRunnable();
746	–	}
1181		p.execute(new TrackedLongRunnable());
1182	<	for (int i = 0; i < 5; ++i) {
1183	<	p.execute(tasks[i]);
1184	<	}
1185	<	for (int i = 0; i < 5; ++i) {
752	<	assertFalse(tasks[i].done);
753	<	}
1182	>	for (TrackedNoOpRunnable task : tasks)
1183	>	p.execute(task);
1184	>	for (TrackedNoOpRunnable task : tasks)
1185	>	assertFalse(task.done);
1186		try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1187		} finally {
1188		joinPool(p);
#	Line 758 | Line 1190 | public class ThreadPoolExecutorTest exte
1190		}
1191
1192		/**
1193	<	*  executor using DiscardOldestPolicy drops oldest task if saturated.
1193	>	* executor using DiscardOldestPolicy drops oldest task if saturated.
1194		*/
1195		public void testSaturatedExecute4() {
1196		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1197	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1197	>	final ThreadPoolExecutor p =
1198	>	new ThreadPoolExecutor(1, 1,
1199	>	LONG_DELAY_MS, MILLISECONDS,
1200	>	new ArrayBlockingQueue<Runnable>(1),
1201	>	h);
1202		try {
1203		p.execute(new TrackedLongRunnable());
1204		TrackedLongRunnable r2 = new TrackedLongRunnable();
#	Line 779 | Line 1215 | public class ThreadPoolExecutorTest exte
1215		}
1216
1217		/**
1218	<	*  execute throws RejectedExecutionException if shutdown
1218	>	* execute throws RejectedExecutionException if shutdown
1219		*/
1220		public void testRejectedExecutionExceptionOnShutdown() {
1221	<	ThreadPoolExecutor tpe =
1222	<	new ThreadPoolExecutor(1,1,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(1));
1223	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1224	<	try {
1225	<	tpe.execute(new NoOpRunnable());
1226	<	shouldThrow();
1227	<	} catch (RejectedExecutionException success) {}
1221	>	ThreadPoolExecutor p =
1222	>	new ThreadPoolExecutor(1, 1,
1223	>	LONG_DELAY_MS, MILLISECONDS,
1224	>	new ArrayBlockingQueue<Runnable>(1));
1225	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1226	>	try {
1227	>	p.execute(new NoOpRunnable());
1228	>	shouldThrow();
1229	>	} catch (RejectedExecutionException success) {}
1230
1231	<	joinPool(tpe);
1231	>	joinPool(p);
1232		}
1233
1234		/**
1235	<	*  execute using CallerRunsPolicy drops task on shutdown
1235	>	* execute using CallerRunsPolicy drops task on shutdown
1236		*/
1237		public void testCallerRunsOnShutdown() {
1238		RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1239	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1239	>	final ThreadPoolExecutor p =
1240	>	new ThreadPoolExecutor(1, 1,
1241	>	LONG_DELAY_MS, MILLISECONDS,
1242	>	new ArrayBlockingQueue<Runnable>(1), h);
1243
1244		try { p.shutdown(); } catch (SecurityException ok) { return; }
1245	<	try {
1245	>	try {
1246		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1247	<	p.execute(r);
1247	>	p.execute(r);
1248		assertFalse(r.done);
1249		} finally {
1250		joinPool(p);
#	Line 811 | Line 1252 | public class ThreadPoolExecutorTest exte
1252		}
1253
1254		/**
1255	<	*  execute using DiscardPolicy drops task on shutdown
1255	>	* execute using DiscardPolicy drops task on shutdown
1256		*/
1257		public void testDiscardOnShutdown() {
1258		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1259	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1259	>	ThreadPoolExecutor p =
1260	>	new ThreadPoolExecutor(1, 1,
1261	>	LONG_DELAY_MS, MILLISECONDS,
1262	>	new ArrayBlockingQueue<Runnable>(1),
1263	>	h);
1264
1265		try { p.shutdown(); } catch (SecurityException ok) { return; }
1266	<	try {
1266	>	try {
1267		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1268	<	p.execute(r);
1268	>	p.execute(r);
1269		assertFalse(r.done);
1270		} finally {
1271		joinPool(p);
1272		}
1273		}
1274
830	–
1275		/**
1276	<	*  execute using DiscardOldestPolicy drops task on shutdown
1276	>	* execute using DiscardOldestPolicy drops task on shutdown
1277		*/
1278		public void testDiscardOldestOnShutdown() {
1279		RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1280	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1280	>	ThreadPoolExecutor p =
1281	>	new ThreadPoolExecutor(1, 1,
1282	>	LONG_DELAY_MS, MILLISECONDS,
1283	>	new ArrayBlockingQueue<Runnable>(1),
1284	>	h);
1285
1286		try { p.shutdown(); } catch (SecurityException ok) { return; }
1287	<	try {
1287	>	try {
1288		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1289	<	p.execute(r);
1289	>	p.execute(r);
1290		assertFalse(r.done);
1291		} finally {
1292		joinPool(p);
1293		}
1294		}
1295
848	–
1296		/**
1297	<	*  execute (null) throws NPE
1297	>	* execute(null) throws NPE
1298		*/
1299		public void testExecuteNull() {
1300	<	ThreadPoolExecutor tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1300	>	ThreadPoolExecutor p =
1301	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1302	>	new ArrayBlockingQueue<Runnable>(10));
1303		try {
1304	<	tpe.execute(null);
1304	>	p.execute(null);
1305		shouldThrow();
1306	<	} catch (NullPointerException success) {}
1306	>	} catch (NullPointerException success) {}
1307
1308	<	joinPool(tpe);
1308	>	joinPool(p);
1309		}
1310
1311		/**
1312	<	*  setCorePoolSize of negative value throws IllegalArgumentException
1312	>	* setCorePoolSize of negative value throws IllegalArgumentException
1313		*/
1314		public void testCorePoolSizeIllegalArgumentException() {
1315	<	ThreadPoolExecutor tpe =
1315	>	ThreadPoolExecutor p =
1316		new ThreadPoolExecutor(1, 2,
1317		LONG_DELAY_MS, MILLISECONDS,
1318		new ArrayBlockingQueue<Runnable>(10));
1319	<	try {
1320	<	tpe.setCorePoolSize(-1);
1321	<	shouldThrow();
1322	<	} catch (IllegalArgumentException success) {
1319	>	try {
1320	>	p.setCorePoolSize(-1);
1321	>	shouldThrow();
1322	>	} catch (IllegalArgumentException success) {
1323		} finally {
1324	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1324	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1325		}
1326	<	joinPool(tpe);
1326	>	joinPool(p);
1327		}
1328
1329		/**
1330	<	*  setMaximumPoolSize(int) throws IllegalArgumentException if
1331	<	*  given a value less the core pool size
1330	>	* setMaximumPoolSize(int) throws IllegalArgumentException if
1331	>	* given a value less the core pool size
1332		*/
1333		public void testMaximumPoolSizeIllegalArgumentException() {
1334	<	ThreadPoolExecutor tpe =
1334	>	ThreadPoolExecutor p =
1335		new ThreadPoolExecutor(2, 3,
1336		LONG_DELAY_MS, MILLISECONDS,
1337		new ArrayBlockingQueue<Runnable>(10));
1338		try {
1339	<	tpe.setMaximumPoolSize(1);
1339	>	p.setMaximumPoolSize(1);
1340		shouldThrow();
1341		} catch (IllegalArgumentException success) {
1342		} finally {
1343	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1343	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1344		}
1345	<	joinPool(tpe);
1345	>	joinPool(p);
1346		}
1347
1348		/**
1349	<	*  setMaximumPoolSize throws IllegalArgumentException
1350	<	*  if given a negative value
1349	>	* setMaximumPoolSize throws IllegalArgumentException
1350	>	* if given a negative value
1351		*/
1352		public void testMaximumPoolSizeIllegalArgumentException2() {
1353	<	ThreadPoolExecutor tpe =
1353	>	ThreadPoolExecutor p =
1354		new ThreadPoolExecutor(2, 3,
1355		LONG_DELAY_MS, MILLISECONDS,
1356		new ArrayBlockingQueue<Runnable>(10));
1357		try {
1358	<	tpe.setMaximumPoolSize(-1);
1358	>	p.setMaximumPoolSize(-1);
1359		shouldThrow();
1360		} catch (IllegalArgumentException success) {
1361		} finally {
1362	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1362	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1363		}
1364	<	joinPool(tpe);
1364	>	joinPool(p);
1365		}
1366
1367	+	/**
1368	+	* Configuration changes that allow core pool size greater than
1369	+	* max pool size result in IllegalArgumentException.
1370	+	*/
1371	+	public void testPoolSizeInvariants() {
1372	+	ThreadPoolExecutor p =
1373	+	new ThreadPoolExecutor(1, 1,
1374	+	LONG_DELAY_MS, MILLISECONDS,
1375	+	new ArrayBlockingQueue<Runnable>(10));
1376	+	for (int s = 1; s < 5; s++) {
1377	+	p.setMaximumPoolSize(s);
1378	+	p.setCorePoolSize(s);
1379	+	try {
1380	+	p.setMaximumPoolSize(s - 1);
1381	+	shouldThrow();
1382	+	} catch (IllegalArgumentException success) {}
1383	+	assertEquals(s, p.getCorePoolSize());
1384	+	assertEquals(s, p.getMaximumPoolSize());
1385	+	try {
1386	+	p.setCorePoolSize(s + 1);
1387	+	shouldThrow();
1388	+	} catch (IllegalArgumentException success) {}
1389	+	assertEquals(s, p.getCorePoolSize());
1390	+	assertEquals(s, p.getMaximumPoolSize());
1391	+	}
1392	+	joinPool(p);
1393	+	}
1394
1395		/**
1396	<	*  setKeepAliveTime  throws IllegalArgumentException
1397	<	*  when given a negative value
1396	>	* setKeepAliveTime throws IllegalArgumentException
1397	>	* when given a negative value
1398		*/
1399		public void testKeepAliveTimeIllegalArgumentException() {
1400	<	ThreadPoolExecutor tpe =
1400	>	ThreadPoolExecutor p =
1401		new ThreadPoolExecutor(2, 3,
1402		LONG_DELAY_MS, MILLISECONDS,
1403		new ArrayBlockingQueue<Runnable>(10));
1404	<	try {
1405	<	tpe.setKeepAliveTime(-1,MILLISECONDS);
1404	>	try {
1405	>	p.setKeepAliveTime(-1,MILLISECONDS);
1406		shouldThrow();
1407		} catch (IllegalArgumentException success) {
1408		} finally {
1409	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1409	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1410		}
1411	<	joinPool(tpe);
1411	>	joinPool(p);
1412		}
1413
1414		/**
1415		* terminated() is called on termination
1416		*/
1417		public void testTerminated() {
1418	<	ExtendedTPE tpe = new ExtendedTPE();
1419	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1420	<	assertTrue(tpe.terminatedCalled);
1421	<	joinPool(tpe);
1418	>	ExtendedTPE p = new ExtendedTPE();
1419	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1420	>	assertTrue(p.terminatedCalled());
1421	>	joinPool(p);
1422		}
1423
1424		/**
1425		* beforeExecute and afterExecute are called when executing task
1426		*/
1427		public void testBeforeAfter() throws InterruptedException {
1428	<	ExtendedTPE tpe = new ExtendedTPE();
1428	>	ExtendedTPE p = new ExtendedTPE();
1429		try {
1430	<	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1431	<	tpe.execute(r);
1432	<	Thread.sleep(SHORT_DELAY_MS);
1433	<	assertTrue(r.done);
1434	<	assertTrue(tpe.beforeCalled);
1435	<	assertTrue(tpe.afterCalled);
1436	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1430	>	final CountDownLatch done = new CountDownLatch(1);
1431	>	p.execute(new CheckedRunnable() {
1432	>	public void realRun() {
1433	>	done.countDown();
1434	>	}});
1435	>	await(p.afterCalled);
1436	>	assertEquals(0, done.getCount());
1437	>	assertTrue(p.afterCalled());
1438	>	assertTrue(p.beforeCalled());
1439	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1440		} finally {
1441	<	joinPool(tpe);
1441	>	joinPool(p);
1442		}
1443		}
1444
#	Line 967 | Line 1446 | public class ThreadPoolExecutorTest exte
1446		* completed submit of callable returns result
1447		*/
1448		public void testSubmitCallable() throws Exception {
1449	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1449	>	ExecutorService e =
1450	>	new ThreadPoolExecutor(2, 2,
1451	>	LONG_DELAY_MS, MILLISECONDS,
1452	>	new ArrayBlockingQueue<Runnable>(10));
1453		try {
1454		Future<String> future = e.submit(new StringTask());
1455		String result = future.get();
#	Line 981 | Line 1463 | public class ThreadPoolExecutorTest exte
1463		* completed submit of runnable returns successfully
1464		*/
1465		public void testSubmitRunnable() throws Exception {
1466	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1466	>	ExecutorService e =
1467	>	new ThreadPoolExecutor(2, 2,
1468	>	LONG_DELAY_MS, MILLISECONDS,
1469	>	new ArrayBlockingQueue<Runnable>(10));
1470		try {
1471		Future<?> future = e.submit(new NoOpRunnable());
1472		future.get();
#	Line 995 | Line 1480 | public class ThreadPoolExecutorTest exte
1480		* completed submit of (runnable, result) returns result
1481		*/
1482		public void testSubmitRunnable2() throws Exception {
1483	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1483	>	ExecutorService e =
1484	>	new ThreadPoolExecutor(2, 2,
1485	>	LONG_DELAY_MS, MILLISECONDS,
1486	>	new ArrayBlockingQueue<Runnable>(10));
1487		try {
1488		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
1489		String result = future.get();
#	Line 1005 | Line 1493 | public class ThreadPoolExecutorTest exte
1493		}
1494		}
1495
1008	–
1496		/**
1497		* invokeAny(null) throws NPE
1498		*/
1499		public void testInvokeAny1() throws Exception {
1500	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1500	>	ExecutorService e =
1501	>	new ThreadPoolExecutor(2, 2,
1502	>	LONG_DELAY_MS, MILLISECONDS,
1503	>	new ArrayBlockingQueue<Runnable>(10));
1504		try {
1505		e.invokeAny(null);
1506		shouldThrow();
#	Line 1024 | Line 1514 | public class ThreadPoolExecutorTest exte
1514		* invokeAny(empty collection) throws IAE
1515		*/
1516		public void testInvokeAny2() throws Exception {
1517	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1517	>	ExecutorService e =
1518	>	new ThreadPoolExecutor(2, 2,
1519	>	LONG_DELAY_MS, MILLISECONDS,
1520	>	new ArrayBlockingQueue<Runnable>(10));
1521		try {
1522		e.invokeAny(new ArrayList<Callable<String>>());
1523		shouldThrow();
#	Line 1039 | Line 1532 | public class ThreadPoolExecutorTest exte
1532		*/
1533		public void testInvokeAny3() throws Exception {
1534		final CountDownLatch latch = new CountDownLatch(1);
1535	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1535	>	final ExecutorService e =
1536	>	new ThreadPoolExecutor(2, 2,
1537	>	LONG_DELAY_MS, MILLISECONDS,
1538	>	new ArrayBlockingQueue<Runnable>(10));
1539	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1540	>	l.add(latchAwaitingStringTask(latch));
1541	>	l.add(null);
1542		try {
1044	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1045	–	l.add(new CheckedCallable<String>() {
1046	–	public String realCall() throws InterruptedException {
1047	–	latch.await();
1048	–	return TEST_STRING;
1049	–	}});
1050	–	l.add(null);
1543		e.invokeAny(l);
1544		shouldThrow();
1545		} catch (NullPointerException success) {
#	Line 1061 | Line 1553 | public class ThreadPoolExecutorTest exte
1553		* invokeAny(c) throws ExecutionException if no task completes
1554		*/
1555		public void testInvokeAny4() throws Exception {
1556	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1556	>	ExecutorService e =
1557	>	new ThreadPoolExecutor(2, 2,
1558	>	LONG_DELAY_MS, MILLISECONDS,
1559	>	new ArrayBlockingQueue<Runnable>(10));
1560	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1561	>	l.add(new NPETask());
1562		try {
1066	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1067	–	l.add(new NPETask());
1563		e.invokeAny(l);
1564		shouldThrow();
1565		} catch (ExecutionException success) {
#	Line 1078 | Line 1573 | public class ThreadPoolExecutorTest exte
1573		* invokeAny(c) returns result of some task
1574		*/
1575		public void testInvokeAny5() throws Exception {
1576	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1576	>	ExecutorService e =
1577	>	new ThreadPoolExecutor(2, 2,
1578	>	LONG_DELAY_MS, MILLISECONDS,
1579	>	new ArrayBlockingQueue<Runnable>(10));
1580		try {
1581	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1581	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1582		l.add(new StringTask());
1583		l.add(new StringTask());
1584		String result = e.invokeAny(l);
#	Line 1094 | Line 1592 | public class ThreadPoolExecutorTest exte
1592		* invokeAll(null) throws NPE
1593		*/
1594		public void testInvokeAll1() throws Exception {
1595	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1595	>	ExecutorService e =
1596	>	new ThreadPoolExecutor(2, 2,
1597	>	LONG_DELAY_MS, MILLISECONDS,
1598	>	new ArrayBlockingQueue<Runnable>(10));
1599		try {
1600		e.invokeAll(null);
1601		shouldThrow();
#	Line 1108 | Line 1609 | public class ThreadPoolExecutorTest exte
1609		* invokeAll(empty collection) returns empty collection
1610		*/
1611		public void testInvokeAll2() throws InterruptedException {
1612	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1612	>	ExecutorService e =
1613	>	new ThreadPoolExecutor(2, 2,
1614	>	LONG_DELAY_MS, MILLISECONDS,
1615	>	new ArrayBlockingQueue<Runnable>(10));
1616		try {
1617		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
1618		assertTrue(r.isEmpty());
#	Line 1121 | Line 1625 | public class ThreadPoolExecutorTest exte
1625		* invokeAll(c) throws NPE if c has null elements
1626		*/
1627		public void testInvokeAll3() throws Exception {
1628	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1628	>	ExecutorService e =
1629	>	new ThreadPoolExecutor(2, 2,
1630	>	LONG_DELAY_MS, MILLISECONDS,
1631	>	new ArrayBlockingQueue<Runnable>(10));
1632	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1633	>	l.add(new StringTask());
1634	>	l.add(null);
1635		try {
1126	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1127	–	l.add(new StringTask());
1128	–	l.add(null);
1636		e.invokeAll(l);
1637		shouldThrow();
1638		} catch (NullPointerException success) {
#	Line 1138 | Line 1645 | public class ThreadPoolExecutorTest exte
1645		* get of element of invokeAll(c) throws exception on failed task
1646		*/
1647		public void testInvokeAll4() throws Exception {
1648	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1648	>	ExecutorService e =
1649	>	new ThreadPoolExecutor(2, 2,
1650	>	LONG_DELAY_MS, MILLISECONDS,
1651	>	new ArrayBlockingQueue<Runnable>(10));
1652		try {
1653	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1653	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1654		l.add(new NPETask());
1655	<	List<Future<String>> result = e.invokeAll(l);
1656	<	assertEquals(1, result.size());
1657	<	for (Future<String> future : result) {
1658	<	try {
1659	<	future.get();
1660	<	shouldThrow();
1661	<	} catch (ExecutionException success) {
1152	<	Throwable cause = success.getCause();
1153	<	assertTrue(cause instanceof NullPointerException);
1154	<	}
1655	>	List<Future<String>> futures = e.invokeAll(l);
1656	>	assertEquals(1, futures.size());
1657	>	try {
1658	>	futures.get(0).get();
1659	>	shouldThrow();
1660	>	} catch (ExecutionException success) {
1661	>	assertTrue(success.getCause() instanceof NullPointerException);
1662		}
1663		} finally {
1664		joinPool(e);
#	Line 1162 | Line 1669 | public class ThreadPoolExecutorTest exte
1669		* invokeAll(c) returns results of all completed tasks
1670		*/
1671		public void testInvokeAll5() throws Exception {
1672	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1672	>	ExecutorService e =
1673	>	new ThreadPoolExecutor(2, 2,
1674	>	LONG_DELAY_MS, MILLISECONDS,
1675	>	new ArrayBlockingQueue<Runnable>(10));
1676		try {
1677	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1677	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1678		l.add(new StringTask());
1679		l.add(new StringTask());
1680	<	List<Future<String>> result = e.invokeAll(l);
1681	<	assertEquals(2, result.size());
1682	<	for (Future<String> future : result)
1680	>	List<Future<String>> futures = e.invokeAll(l);
1681	>	assertEquals(2, futures.size());
1682	>	for (Future<String> future : futures)
1683		assertSame(TEST_STRING, future.get());
1684		} finally {
1685		joinPool(e);
1686		}
1687		}
1688
1179	–
1180	–
1689		/**
1690		* timed invokeAny(null) throws NPE
1691		*/
1692		public void testTimedInvokeAny1() throws Exception {
1693	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1693	>	ExecutorService e =
1694	>	new ThreadPoolExecutor(2, 2,
1695	>	LONG_DELAY_MS, MILLISECONDS,
1696	>	new ArrayBlockingQueue<Runnable>(10));
1697		try {
1698		e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1699		shouldThrow();
#	Line 1196 | Line 1707 | public class ThreadPoolExecutorTest exte
1707		* timed invokeAny(,,null) throws NPE
1708		*/
1709		public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1710	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1710	>	ExecutorService e =
1711	>	new ThreadPoolExecutor(2, 2,
1712	>	LONG_DELAY_MS, MILLISECONDS,
1713	>	new ArrayBlockingQueue<Runnable>(10));
1714	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1715	>	l.add(new StringTask());
1716		try {
1201	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1202	–	l.add(new StringTask());
1717		e.invokeAny(l, MEDIUM_DELAY_MS, null);
1718		shouldThrow();
1719		} catch (NullPointerException success) {
#	Line 1212 | Line 1726 | public class ThreadPoolExecutorTest exte
1726		* timed invokeAny(empty collection) throws IAE
1727		*/
1728		public void testTimedInvokeAny2() throws Exception {
1729	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1729	>	ExecutorService e =
1730	>	new ThreadPoolExecutor(2, 2,
1731	>	LONG_DELAY_MS, MILLISECONDS,
1732	>	new ArrayBlockingQueue<Runnable>(10));
1733		try {
1734		e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1735		shouldThrow();
#	Line 1226 | Line 1743 | public class ThreadPoolExecutorTest exte
1743		* timed invokeAny(c) throws NPE if c has null elements
1744		*/
1745		public void testTimedInvokeAny3() throws Exception {
1746	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1746	>	final CountDownLatch latch = new CountDownLatch(1);
1747	>	final ExecutorService e =
1748	>	new ThreadPoolExecutor(2, 2,
1749	>	LONG_DELAY_MS, MILLISECONDS,
1750	>	new ArrayBlockingQueue<Runnable>(10));
1751	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1752	>	l.add(latchAwaitingStringTask(latch));
1753	>	l.add(null);
1754		try {
1231	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1232	–	l.add(new StringTask());
1233	–	l.add(null);
1755		e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1756		shouldThrow();
1757		} catch (NullPointerException success) {
1758		} finally {
1759	+	latch.countDown();
1760		joinPool(e);
1761		}
1762		}
#	Line 1243 | Line 1765 | public class ThreadPoolExecutorTest exte
1765		* timed invokeAny(c) throws ExecutionException if no task completes
1766		*/
1767		public void testTimedInvokeAny4() throws Exception {
1768	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1768	>	ExecutorService e =
1769	>	new ThreadPoolExecutor(2, 2,
1770	>	LONG_DELAY_MS, MILLISECONDS,
1771	>	new ArrayBlockingQueue<Runnable>(10));
1772	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1773	>	l.add(new NPETask());
1774		try {
1248	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1249	–	l.add(new NPETask());
1775		e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1776		shouldThrow();
1777		} catch (ExecutionException success) {
#	Line 1260 | Line 1785 | public class ThreadPoolExecutorTest exte
1785		* timed invokeAny(c) returns result of some task
1786		*/
1787		public void testTimedInvokeAny5() throws Exception {
1788	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1788	>	ExecutorService e =
1789	>	new ThreadPoolExecutor(2, 2,
1790	>	LONG_DELAY_MS, MILLISECONDS,
1791	>	new ArrayBlockingQueue<Runnable>(10));
1792		try {
1793	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1793	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1794		l.add(new StringTask());
1795		l.add(new StringTask());
1796		String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
#	Line 1276 | Line 1804 | public class ThreadPoolExecutorTest exte
1804		* timed invokeAll(null) throws NPE
1805		*/
1806		public void testTimedInvokeAll1() throws Exception {
1807	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1807	>	ExecutorService e =
1808	>	new ThreadPoolExecutor(2, 2,
1809	>	LONG_DELAY_MS, MILLISECONDS,
1810	>	new ArrayBlockingQueue<Runnable>(10));
1811		try {
1812		e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1813		shouldThrow();
#	Line 1290 | Line 1821 | public class ThreadPoolExecutorTest exte
1821		* timed invokeAll(,,null) throws NPE
1822		*/
1823		public void testTimedInvokeAllNullTimeUnit() throws Exception {
1824	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1824	>	ExecutorService e =
1825	>	new ThreadPoolExecutor(2, 2,
1826	>	LONG_DELAY_MS, MILLISECONDS,
1827	>	new ArrayBlockingQueue<Runnable>(10));
1828	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1829	>	l.add(new StringTask());
1830		try {
1295	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1296	–	l.add(new StringTask());
1831		e.invokeAll(l, MEDIUM_DELAY_MS, null);
1832		shouldThrow();
1833		} catch (NullPointerException success) {
#	Line 1306 | Line 1840 | public class ThreadPoolExecutorTest exte
1840		* timed invokeAll(empty collection) returns empty collection
1841		*/
1842		public void testTimedInvokeAll2() throws InterruptedException {
1843	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1843	>	ExecutorService e =
1844	>	new ThreadPoolExecutor(2, 2,
1845	>	LONG_DELAY_MS, MILLISECONDS,
1846	>	new ArrayBlockingQueue<Runnable>(10));
1847		try {
1848		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1849		assertTrue(r.isEmpty());
#	Line 1319 | Line 1856 | public class ThreadPoolExecutorTest exte
1856		* timed invokeAll(c) throws NPE if c has null elements
1857		*/
1858		public void testTimedInvokeAll3() throws Exception {
1859	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1859	>	ExecutorService e =
1860	>	new ThreadPoolExecutor(2, 2,
1861	>	LONG_DELAY_MS, MILLISECONDS,
1862	>	new ArrayBlockingQueue<Runnable>(10));
1863	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1864	>	l.add(new StringTask());
1865	>	l.add(null);
1866		try {
1324	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1325	–	l.add(new StringTask());
1326	–	l.add(null);
1867		e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1868		shouldThrow();
1869		} catch (NullPointerException success) {
#	Line 1336 | Line 1876 | public class ThreadPoolExecutorTest exte
1876		* get of element of invokeAll(c) throws exception on failed task
1877		*/
1878		public void testTimedInvokeAll4() throws Exception {
1879	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1879	>	ExecutorService e =
1880	>	new ThreadPoolExecutor(2, 2,
1881	>	LONG_DELAY_MS, MILLISECONDS,
1882	>	new ArrayBlockingQueue<Runnable>(10));
1883	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1884	>	l.add(new NPETask());
1885	>	List<Future<String>> futures =
1886	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1887	>	assertEquals(1, futures.size());
1888		try {
1889	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1342	<	l.add(new NPETask());
1343	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1344	<	assertEquals(1, result.size());
1345	<	for (Future<String> future : result)
1346	<	future.get();
1889	>	futures.get(0).get();
1890		shouldThrow();
1891		} catch (ExecutionException success) {
1892		assertTrue(success.getCause() instanceof NullPointerException);
#	Line 1356 | Line 1899 | public class ThreadPoolExecutorTest exte
1899		* timed invokeAll(c) returns results of all completed tasks
1900		*/
1901		public void testTimedInvokeAll5() throws Exception {
1902	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1902	>	ExecutorService e =
1903	>	new ThreadPoolExecutor(2, 2,
1904	>	LONG_DELAY_MS, MILLISECONDS,
1905	>	new ArrayBlockingQueue<Runnable>(10));
1906		try {
1907	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1907	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1908		l.add(new StringTask());
1909		l.add(new StringTask());
1910	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1911	<	assertEquals(2, result.size());
1912	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1913	<	assertSame(TEST_STRING, it.next().get());
1910	>	List<Future<String>> futures =
1911	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1912	>	assertEquals(2, futures.size());
1913	>	for (Future<String> future : futures)
1914	>	assertSame(TEST_STRING, future.get());
1915		} finally {
1916		joinPool(e);
1917		}
#	Line 1374 | Line 1921 | public class ThreadPoolExecutorTest exte
1921		* timed invokeAll(c) cancels tasks not completed by timeout
1922		*/
1923		public void testTimedInvokeAll6() throws Exception {
1924	<	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1924	>	ExecutorService e =
1925	>	new ThreadPoolExecutor(2, 2,
1926	>	LONG_DELAY_MS, MILLISECONDS,
1927	>	new ArrayBlockingQueue<Runnable>(10));
1928		try {
1929	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1930	<	l.add(new StringTask());
1931	<	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1932	<	l.add(new StringTask());
1933	<	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1934	<	assertEquals(3, result.size());
1935	<	Iterator<Future<String>> it = result.iterator();
1936	<	Future<String> f1 = it.next();
1937	<	Future<String> f2 = it.next();
1938	<	Future<String> f3 = it.next();
1939	<	assertTrue(f1.isDone());
1940	<	assertTrue(f2.isDone());
1941	<	assertTrue(f3.isDone());
1942	<	assertFalse(f1.isCancelled());
1943	<	assertTrue(f2.isCancelled());
1929	>	for (long timeout = timeoutMillis();;) {
1930	>	List<Callable<String>> tasks = new ArrayList<>();
1931	>	tasks.add(new StringTask("0"));
1932	>	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1933	>	tasks.add(new StringTask("2"));
1934	>	long startTime = System.nanoTime();
1935	>	List<Future<String>> futures =
1936	>	e.invokeAll(tasks, timeout, MILLISECONDS);
1937	>	assertEquals(tasks.size(), futures.size());
1938	>	assertTrue(millisElapsedSince(startTime) >= timeout);
1939	>	for (Future future : futures)
1940	>	assertTrue(future.isDone());
1941	>	assertTrue(futures.get(1).isCancelled());
1942	>	try {
1943	>	assertEquals("0", futures.get(0).get());
1944	>	assertEquals("2", futures.get(2).get());
1945	>	break;
1946	>	} catch (CancellationException retryWithLongerTimeout) {
1947	>	timeout *= 2;
1948	>	if (timeout >= LONG_DELAY_MS / 2)
1949	>	fail("expected exactly one task to be cancelled");
1950	>	}
1951	>	}
1952		} finally {
1953		joinPool(e);
1954		}
#	Line 1401 | Line 1959 | public class ThreadPoolExecutorTest exte
1959		* thread factory fails to create more
1960		*/
1961		public void testFailingThreadFactory() throws InterruptedException {
1962	<	ExecutorService e = new ThreadPoolExecutor(100, 100, LONG_DELAY_MS, MILLISECONDS, new LinkedBlockingQueue<Runnable>(), new FailingThreadFactory());
1962	>	final ExecutorService e =
1963	>	new ThreadPoolExecutor(100, 100,
1964	>	LONG_DELAY_MS, MILLISECONDS,
1965	>	new LinkedBlockingQueue<Runnable>(),
1966	>	new FailingThreadFactory());
1967		try {
1968	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1969	<	for (int k = 0; k < 100; ++k) {
1970	<	e.execute(new NoOpRunnable());
1971	<	}
1972	<	Thread.sleep(LONG_DELAY_MS);
1968	>	final int TASKS = 100;
1969	>	final CountDownLatch done = new CountDownLatch(TASKS);
1970	>	for (int k = 0; k < TASKS; ++k)
1971	>	e.execute(new CheckedRunnable() {
1972	>	public void realRun() {
1973	>	done.countDown();
1974	>	}});
1975	>	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
1976		} finally {
1977		joinPool(e);
1978		}
#	Line 1417 | Line 1982 | public class ThreadPoolExecutorTest exte
1982		* allowsCoreThreadTimeOut is by default false.
1983		*/
1984		public void testAllowsCoreThreadTimeOut() {
1985	<	ThreadPoolExecutor tpe = new ThreadPoolExecutor(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1986	<	assertFalse(tpe.allowsCoreThreadTimeOut());
1987	<	joinPool(tpe);
1985	>	final ThreadPoolExecutor p =
1986	>	new ThreadPoolExecutor(2, 2,
1987	>	1000, MILLISECONDS,
1988	>	new ArrayBlockingQueue<Runnable>(10));
1989	>	assertFalse(p.allowsCoreThreadTimeOut());
1990	>	joinPool(p);
1991		}
1992
1993		/**
1994		* allowCoreThreadTimeOut(true) causes idle threads to time out
1995		*/
1996	<	public void testAllowCoreThreadTimeOut_true() throws InterruptedException {
1997	<	ThreadPoolExecutor tpe = new ThreadPoolExecutor(2, 10, 10, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1998	<	tpe.allowCoreThreadTimeOut(true);
1999	<	tpe.execute(new NoOpRunnable());
1996	>	public void testAllowCoreThreadTimeOut_true() throws Exception {
1997	>	long keepAliveTime = timeoutMillis();
1998	>	final ThreadPoolExecutor p =
1999	>	new ThreadPoolExecutor(2, 10,
2000	>	keepAliveTime, MILLISECONDS,
2001	>	new ArrayBlockingQueue<Runnable>(10));
2002	>	final CountDownLatch threadStarted = new CountDownLatch(1);
2003		try {
2004	<	Thread.sleep(MEDIUM_DELAY_MS);
2005	<	assertEquals(0, tpe.getPoolSize());
2004	>	p.allowCoreThreadTimeOut(true);
2005	>	p.execute(new CheckedRunnable() {
2006	>	public void realRun() {
2007	>	threadStarted.countDown();
2008	>	assertEquals(1, p.getPoolSize());
2009	>	}});
2010	>	await(threadStarted);
2011	>	delay(keepAliveTime);
2012	>	long startTime = System.nanoTime();
2013	>	while (p.getPoolSize() > 0
2014	>	&& millisElapsedSince(startTime) < LONG_DELAY_MS)
2015	>	Thread.yield();
2016	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
2017	>	assertEquals(0, p.getPoolSize());
2018		} finally {
2019	<	joinPool(tpe);
2019	>	joinPool(p);
2020		}
2021		}
2022
2023		/**
2024		* allowCoreThreadTimeOut(false) causes idle threads not to time out
2025		*/
2026	<	public void testAllowCoreThreadTimeOut_false() throws InterruptedException {
2027	<	ThreadPoolExecutor tpe = new ThreadPoolExecutor(2, 10, 10, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
2028	<	tpe.allowCoreThreadTimeOut(false);
2029	<	tpe.execute(new NoOpRunnable());
2026	>	public void testAllowCoreThreadTimeOut_false() throws Exception {
2027	>	long keepAliveTime = timeoutMillis();
2028	>	final ThreadPoolExecutor p =
2029	>	new ThreadPoolExecutor(2, 10,
2030	>	keepAliveTime, MILLISECONDS,
2031	>	new ArrayBlockingQueue<Runnable>(10));
2032	>	final CountDownLatch threadStarted = new CountDownLatch(1);
2033		try {
2034	<	Thread.sleep(MEDIUM_DELAY_MS);
2035	<	assertTrue(tpe.getPoolSize() >= 1);
2034	>	p.allowCoreThreadTimeOut(false);
2035	>	p.execute(new CheckedRunnable() {
2036	>	public void realRun() throws InterruptedException {
2037	>	threadStarted.countDown();
2038	>	assertTrue(p.getPoolSize() >= 1);
2039	>	}});
2040	>	delay(2 * keepAliveTime);
2041	>	assertTrue(p.getPoolSize() >= 1);
2042		} finally {
2043	<	joinPool(tpe);
2043	>	joinPool(p);
2044		}
2045		}
2046
#	Line 1458 | Line 2050 | public class ThreadPoolExecutorTest exte
2050		*/
2051		public void testRejectedRecycledTask() throws InterruptedException {
2052		final int nTasks = 1000;
2053	<	final AtomicInteger nRun = new AtomicInteger(0);
2053	>	final CountDownLatch done = new CountDownLatch(nTasks);
2054		final Runnable recycledTask = new Runnable() {
2055	<	public void run() {
2056	<	nRun.getAndIncrement();
2057	<	} };
2055	>	public void run() {
2056	>	done.countDown();
2057	>	}};
2058		final ThreadPoolExecutor p =
2059	<	new ThreadPoolExecutor(1, 30, 60, TimeUnit.SECONDS,
2059	>	new ThreadPoolExecutor(1, 30,
2060	>	60, SECONDS,
2061		new ArrayBlockingQueue(30));
2062		try {
2063		for (int i = 0; i < nTasks; ++i) {
#	Line 1473 | Line 2066 | public class ThreadPoolExecutorTest exte
2066		p.execute(recycledTask);
2067		break;
2068		}
2069	<	catch (RejectedExecutionException ignore) {
1477	<	}
2069	>	catch (RejectedExecutionException ignore) {}
2070		}
2071		}
2072	<	Thread.sleep(5000); // enough time to run all tasks
2073	<	assertEquals(nRun.get(), nTasks);
2072	>	// enough time to run all tasks
2073	>	assertTrue(done.await(nTasks * SHORT_DELAY_MS, MILLISECONDS));
2074		} finally {
2075	<	p.shutdown();
2075	>	joinPool(p);
2076	>	}
2077	>	}
2078	>
2079	>	/**
2080	>	* get(cancelled task) throws CancellationException
2081	>	*/
2082	>	public void testGet_cancelled() throws Exception {
2083	>	final ExecutorService e =
2084	>	new ThreadPoolExecutor(1, 1,
2085	>	LONG_DELAY_MS, MILLISECONDS,
2086	>	new LinkedBlockingQueue<Runnable>());
2087	>	try {
2088	>	final CountDownLatch blockerStarted = new CountDownLatch(1);
2089	>	final CountDownLatch done = new CountDownLatch(1);
2090	>	final List<Future<?>> futures = new ArrayList<>();
2091	>	for (int i = 0; i < 2; i++) {
2092	>	Runnable r = new CheckedRunnable() { public void realRun()
2093	>	throws Throwable {
2094	>	blockerStarted.countDown();
2095	>	assertTrue(done.await(2 * LONG_DELAY_MS, MILLISECONDS));
2096	>	}};
2097	>	futures.add(e.submit(r));
2098	>	}
2099	>	assertTrue(blockerStarted.await(LONG_DELAY_MS, MILLISECONDS));
2100	>	for (Future<?> future : futures) future.cancel(false);
2101	>	for (Future<?> future : futures) {
2102	>	try {
2103	>	future.get();
2104	>	shouldThrow();
2105	>	} catch (CancellationException success) {}
2106	>	try {
2107	>	future.get(LONG_DELAY_MS, MILLISECONDS);
2108	>	shouldThrow();
2109	>	} catch (CancellationException success) {}
2110	>	assertTrue(future.isCancelled());
2111	>	assertTrue(future.isDone());
2112	>	}
2113	>	done.countDown();
2114	>	} finally {
2115	>	joinPool(e);
2116		}
2117		}
2118

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