ViewVC Help

View File | Revision Log | Show Annotations | Download File | Root Listing

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

Comparing jsr166/src/test/tck/ThreadPoolExecutorTest.java (file contents):
Revision 1.11 by dl, Thu Dec 4 20:54:46 2003 UTC vs.
Revision 1.113 by jsr166, Wed Aug 24 22:22:39 2016 UTC

#	Line 1 | Line 1
1		/*
2	<	* Written by members of JCP JSR-166 Expert Group and released to the
3	<	* public domain. Use, modify, and redistribute this code in any way
4	<	* without acknowledgement. Other contributors include Andrew Wright,
5	<	* Jeffrey Hayes, Pat Fischer, Mike Judd.
2	>	* Written by Doug Lea with assistance from members of JCP JSR-166
3	>	* Expert Group and released to the public domain, as explained at
4	>	* http://creativecommons.org/publicdomain/zero/1.0/
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9	<	import java.util.concurrent.*;
10	<	import junit.framework.*;
9	>	import static java.util.concurrent.TimeUnit.MILLISECONDS;
10	>	import static java.util.concurrent.TimeUnit.NANOSECONDS;
11	>	import static java.util.concurrent.TimeUnit.SECONDS;
12	>
13	>	import java.util.ArrayList;
14		import java.util.List;
15	+	import java.util.concurrent.ArrayBlockingQueue;
16	+	import java.util.concurrent.BlockingQueue;
17	+	import java.util.concurrent.Callable;
18	+	import java.util.concurrent.CancellationException;
19	+	import java.util.concurrent.CountDownLatch;
20	+	import java.util.concurrent.ExecutionException;
21	+	import java.util.concurrent.Executors;
22	+	import java.util.concurrent.ExecutorService;
23	+	import java.util.concurrent.Future;
24	+	import java.util.concurrent.FutureTask;
25	+	import java.util.concurrent.LinkedBlockingQueue;
26	+	import java.util.concurrent.RejectedExecutionException;
27	+	import java.util.concurrent.RejectedExecutionHandler;
28	+	import java.util.concurrent.SynchronousQueue;
29	+	import java.util.concurrent.ThreadFactory;
30	+	import java.util.concurrent.ThreadPoolExecutor;
31	+	import java.util.concurrent.atomic.AtomicInteger;
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));
86	<	try {
87	<	p1.execute(new Runnable() {
88	<	public void run() {
89	<	try {
90	<	Thread.sleep(SHORT_DELAY_MS);
91	<	} catch(InterruptedException e){
92	<	threadUnexpectedException();
93	<	}
94	<	}
95	<	});
53	<	Thread.sleep(SMALL_DELAY_MS);
54	<	} catch(InterruptedException e){
55	<	unexpectedException();
56	<	}
57	<	joinPool(p1);
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	>	try (PoolCleaner cleaner = cleaner(p)) {
90	>	final CountDownLatch done = new CountDownLatch(1);
91	>	final Runnable task = new CheckedRunnable() {
92	>	public void realRun() { done.countDown(); }};
93	>	p.execute(task);
94	>	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
95	>	}
96		}
97
98		/**
99	<	*  getActiveCount increases but doesn't overestimate, when a
100	<	*  thread becomes active
99	>	* getActiveCount increases but doesn't overestimate, when a
100	>	* thread becomes active
101		*/
102	<	public void testGetActiveCount() {
103	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
104	<	assertEquals(0, p2.getActiveCount());
105	<	p2.execute(new MediumRunnable());
106	<	try {
107	<	Thread.sleep(SHORT_DELAY_MS);
108	<	} catch(Exception e){
109	<	unexpectedException();
102	>	public void testGetActiveCount() throws InterruptedException {
103	>	final CountDownLatch done = new CountDownLatch(1);
104	>	final ThreadPoolExecutor p =
105	>	new ThreadPoolExecutor(2, 2,
106	>	LONG_DELAY_MS, MILLISECONDS,
107	>	new ArrayBlockingQueue<Runnable>(10));
108	>	try (PoolCleaner cleaner = cleaner(p, done)) {
109	>	final CountDownLatch threadStarted = new CountDownLatch(1);
110	>	assertEquals(0, p.getActiveCount());
111	>	p.execute(new CheckedRunnable() {
112	>	public void realRun() throws InterruptedException {
113	>	threadStarted.countDown();
114	>	assertEquals(1, p.getActiveCount());
115	>	await(done);
116	>	}});
117	>	await(threadStarted);
118	>	assertEquals(1, p.getActiveCount());
119		}
73	–	assertEquals(1, p2.getActiveCount());
74	–	joinPool(p2);
120		}
121
122		/**
123	<	*  prestartCoreThread starts a thread if under corePoolSize, else doesn't
123	>	* prestartCoreThread starts a thread if under corePoolSize, else doesn't
124		*/
125		public void testPrestartCoreThread() {
126	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
127	<	assertEquals(0, p2.getPoolSize());
128	<	assertTrue(p2.prestartCoreThread());
129	<	assertEquals(1, p2.getPoolSize());
130	<	assertTrue(p2.prestartCoreThread());
131	<	assertEquals(2, p2.getPoolSize());
132	<	assertFalse(p2.prestartCoreThread());
133	<	assertEquals(2, p2.getPoolSize());
134	<	joinPool(p2);
126	>	final ThreadPoolExecutor p =
127	>	new ThreadPoolExecutor(2, 6,
128	>	LONG_DELAY_MS, MILLISECONDS,
129	>	new ArrayBlockingQueue<Runnable>(10));
130	>	try (PoolCleaner cleaner = cleaner(p)) {
131	>	assertEquals(0, p.getPoolSize());
132	>	assertTrue(p.prestartCoreThread());
133	>	assertEquals(1, p.getPoolSize());
134	>	assertTrue(p.prestartCoreThread());
135	>	assertEquals(2, p.getPoolSize());
136	>	assertFalse(p.prestartCoreThread());
137	>	assertEquals(2, p.getPoolSize());
138	>	p.setCorePoolSize(4);
139	>	assertTrue(p.prestartCoreThread());
140	>	assertEquals(3, p.getPoolSize());
141	>	assertTrue(p.prestartCoreThread());
142	>	assertEquals(4, p.getPoolSize());
143	>	assertFalse(p.prestartCoreThread());
144	>	assertEquals(4, p.getPoolSize());
145	>	}
146		}
147
148		/**
149	<	*  prestartAllCoreThreads starts all corePoolSize threads
149	>	* prestartAllCoreThreads starts all corePoolSize threads
150		*/
151		public void testPrestartAllCoreThreads() {
152	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
153	<	assertEquals(0, p2.getPoolSize());
154	<	p2.prestartAllCoreThreads();
155	<	assertEquals(2, p2.getPoolSize());
156	<	p2.prestartAllCoreThreads();
157	<	assertEquals(2, p2.getPoolSize());
158	<	joinPool(p2);
159	<	}
160	<
161	<	/**
162	<	*   getCompletedTaskCount increases, but doesn't overestimate,
163	<	*   when tasks complete
164	<	*/
165	<	public void testGetCompletedTaskCount() {
166	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
167	<	assertEquals(0, p2.getCompletedTaskCount());
112	<	p2.execute(new ShortRunnable());
113	<	try {
114	<	Thread.sleep(SMALL_DELAY_MS);
115	<	} catch(Exception e){
116	<	unexpectedException();
117	<	}
118	<	assertEquals(1, p2.getCompletedTaskCount());
119	<	p2.shutdown();
120	<	joinPool(p2);
152	>	final ThreadPoolExecutor p =
153	>	new ThreadPoolExecutor(2, 6,
154	>	LONG_DELAY_MS, MILLISECONDS,
155	>	new ArrayBlockingQueue<Runnable>(10));
156	>	try (PoolCleaner cleaner = cleaner(p)) {
157	>	assertEquals(0, p.getPoolSize());
158	>	p.prestartAllCoreThreads();
159	>	assertEquals(2, p.getPoolSize());
160	>	p.prestartAllCoreThreads();
161	>	assertEquals(2, p.getPoolSize());
162	>	p.setCorePoolSize(4);
163	>	p.prestartAllCoreThreads();
164	>	assertEquals(4, p.getPoolSize());
165	>	p.prestartAllCoreThreads();
166	>	assertEquals(4, p.getPoolSize());
167	>	}
168		}
169	<
169	>
170		/**
171	<	*   getCorePoolSize returns size given in constructor if not otherwise set
171	>	* getCompletedTaskCount increases, but doesn't overestimate,
172	>	* when tasks complete
173	>	*/
174	>	public void testGetCompletedTaskCount() throws InterruptedException {
175	>	final ThreadPoolExecutor p =
176	>	new ThreadPoolExecutor(2, 2,
177	>	LONG_DELAY_MS, MILLISECONDS,
178	>	new ArrayBlockingQueue<Runnable>(10));
179	>	try (PoolCleaner cleaner = cleaner(p)) {
180	>	final CountDownLatch threadStarted = new CountDownLatch(1);
181	>	final CountDownLatch threadProceed = new CountDownLatch(1);
182	>	final CountDownLatch threadDone = new CountDownLatch(1);
183	>	assertEquals(0, p.getCompletedTaskCount());
184	>	p.execute(new CheckedRunnable() {
185	>	public void realRun() throws InterruptedException {
186	>	threadStarted.countDown();
187	>	assertEquals(0, p.getCompletedTaskCount());
188	>	threadProceed.await();
189	>	threadDone.countDown();
190	>	}});
191	>	await(threadStarted);
192	>	assertEquals(0, p.getCompletedTaskCount());
193	>	threadProceed.countDown();
194	>	threadDone.await();
195	>	long startTime = System.nanoTime();
196	>	while (p.getCompletedTaskCount() != 1) {
197	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
198	>	fail("timed out");
199	>	Thread.yield();
200	>	}
201	>	}
202	>	}
203	>
204	>	/**
205	>	* getCorePoolSize returns size given in constructor if not otherwise set
206		*/
207		public void testGetCorePoolSize() {
208	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
209	<	assertEquals(1, p1.getCorePoolSize());
210	<	joinPool(p1);
208	>	final ThreadPoolExecutor p =
209	>	new ThreadPoolExecutor(1, 1,
210	>	LONG_DELAY_MS, MILLISECONDS,
211	>	new ArrayBlockingQueue<Runnable>(10));
212	>	try (PoolCleaner cleaner = cleaner(p)) {
213	>	assertEquals(1, p.getCorePoolSize());
214	>	}
215		}
216	<
216	>
217		/**
218	<	*   getKeepAliveTime returns value given in constructor if not otherwise set
218	>	* getKeepAliveTime returns value given in constructor if not otherwise set
219		*/
220		public void testGetKeepAliveTime() {
221	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, 1000, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
222	<	assertEquals(1, p2.getKeepAliveTime(TimeUnit.SECONDS));
223	<	joinPool(p2);
221	>	final ThreadPoolExecutor p =
222	>	new ThreadPoolExecutor(2, 2,
223	>	1000, MILLISECONDS,
224	>	new ArrayBlockingQueue<Runnable>(10));
225	>	try (PoolCleaner cleaner = cleaner(p)) {
226	>	assertEquals(1, p.getKeepAliveTime(SECONDS));
227	>	}
228		}
229
230	<
142	<	/**
230	>	/**
231		* getThreadFactory returns factory in constructor if not set
232		*/
233		public void testGetThreadFactory() {
234	<	ThreadFactory tf = new SimpleThreadFactory();
235	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), tf, new NoOpREHandler());
236	<	assertSame(tf, p.getThreadFactory());
237	<	p.shutdown();
238	<	joinPool(p);
234	>	ThreadFactory threadFactory = new SimpleThreadFactory();
235	>	final ThreadPoolExecutor p =
236	>	new ThreadPoolExecutor(1, 2,
237	>	LONG_DELAY_MS, MILLISECONDS,
238	>	new ArrayBlockingQueue<Runnable>(10),
239	>	threadFactory,
240	>	new NoOpREHandler());
241	>	try (PoolCleaner cleaner = cleaner(p)) {
242	>	assertSame(threadFactory, p.getThreadFactory());
243	>	}
244		}
245
246	<	/**
246	>	/**
247		* setThreadFactory sets the thread factory returned by getThreadFactory
248		*/
249		public void testSetThreadFactory() {
250	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
251	<	ThreadFactory tf = new SimpleThreadFactory();
252	<	p.setThreadFactory(tf);
253	<	assertSame(tf, p.getThreadFactory());
254	<	p.shutdown();
255	<	joinPool(p);
250	>	final ThreadPoolExecutor p =
251	>	new ThreadPoolExecutor(1, 2,
252	>	LONG_DELAY_MS, MILLISECONDS,
253	>	new ArrayBlockingQueue<Runnable>(10));
254	>	try (PoolCleaner cleaner = cleaner(p)) {
255	>	ThreadFactory threadFactory = new SimpleThreadFactory();
256	>	p.setThreadFactory(threadFactory);
257	>	assertSame(threadFactory, p.getThreadFactory());
258	>	}
259		}
260
261	<
166	<	/**
261	>	/**
262		* setThreadFactory(null) throws NPE
263		*/
264		public void testSetThreadFactoryNull() {
265	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
266	<	try {
267	<	p.setThreadFactory(null);
268	<	shouldThrow();
269	<	} catch (NullPointerException success) {
270	<	} finally {
271	<	joinPool(p);
265	>	final ThreadPoolExecutor p =
266	>	new ThreadPoolExecutor(1, 2,
267	>	LONG_DELAY_MS, MILLISECONDS,
268	>	new ArrayBlockingQueue<Runnable>(10));
269	>	try (PoolCleaner cleaner = cleaner(p)) {
270	>	try {
271	>	p.setThreadFactory(null);
272	>	shouldThrow();
273	>	} catch (NullPointerException success) {}
274		}
275		}
276
277	<	/**
277	>	/**
278		* getRejectedExecutionHandler returns handler in constructor if not set
279		*/
280		public void testGetRejectedExecutionHandler() {
281	<	RejectedExecutionHandler h = new NoOpREHandler();
282	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), h);
283	<	assertSame(h, p.getRejectedExecutionHandler());
284	<	p.shutdown();
285	<	joinPool(p);
281	>	final RejectedExecutionHandler handler = new NoOpREHandler();
282	>	final ThreadPoolExecutor p =
283	>	new ThreadPoolExecutor(1, 2,
284	>	LONG_DELAY_MS, MILLISECONDS,
285	>	new ArrayBlockingQueue<Runnable>(10),
286	>	handler);
287	>	try (PoolCleaner cleaner = cleaner(p)) {
288	>	assertSame(handler, p.getRejectedExecutionHandler());
289	>	}
290		}
291
292	<	/**
292	>	/**
293		* setRejectedExecutionHandler sets the handler returned by
294		* getRejectedExecutionHandler
295		*/
296		public void testSetRejectedExecutionHandler() {
297	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
298	<	RejectedExecutionHandler h = new NoOpREHandler();
299	<	p.setRejectedExecutionHandler(h);
300	<	assertSame(h, p.getRejectedExecutionHandler());
301	<	p.shutdown();
302	<	joinPool(p);
297	>	final ThreadPoolExecutor p =
298	>	new ThreadPoolExecutor(1, 2,
299	>	LONG_DELAY_MS, MILLISECONDS,
300	>	new ArrayBlockingQueue<Runnable>(10));
301	>	try (PoolCleaner cleaner = cleaner(p)) {
302	>	RejectedExecutionHandler handler = new NoOpREHandler();
303	>	p.setRejectedExecutionHandler(handler);
304	>	assertSame(handler, p.getRejectedExecutionHandler());
305	>	}
306		}
307
308	<
205	<	/**
308	>	/**
309		* setRejectedExecutionHandler(null) throws NPE
310		*/
311		public void testSetRejectedExecutionHandlerNull() {
312	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
313	<	try {
314	<	p.setRejectedExecutionHandler(null);
315	<	shouldThrow();
316	<	} catch (NullPointerException success) {
317	<	} finally {
318	<	joinPool(p);
312	>	final ThreadPoolExecutor p =
313	>	new ThreadPoolExecutor(1, 2,
314	>	LONG_DELAY_MS, MILLISECONDS,
315	>	new ArrayBlockingQueue<Runnable>(10));
316	>	try (PoolCleaner cleaner = cleaner(p)) {
317	>	try {
318	>	p.setRejectedExecutionHandler(null);
319	>	shouldThrow();
320	>	} catch (NullPointerException success) {}
321		}
322		}
323
219	–
220	–	/**
221	–	*   getLargestPoolSize increases, but doesn't overestimate, when
222	–	*   multiple threads active
223	–	*/
224	–	public void testGetLargestPoolSize() {
225	–	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
226	–	try {
227	–	assertEquals(0, p2.getLargestPoolSize());
228	–	p2.execute(new MediumRunnable());
229	–	p2.execute(new MediumRunnable());
230	–	Thread.sleep(SHORT_DELAY_MS);
231	–	assertEquals(2, p2.getLargestPoolSize());
232	–	} catch(Exception e){
233	–	unexpectedException();
234	–	}
235	–	joinPool(p2);
236	–	}
237	–
324		/**
325	<	*   getMaximumPoolSize returns value given in constructor if not
326	<	*   otherwise set
327	<	*/
328	<	public void testGetMaximumPoolSize() {
329	<	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
330	<	assertEquals(2, p2.getMaximumPoolSize());
331	<	joinPool(p2);
332	<	}
333	<
334	<	/**
335	<	*   getPoolSize increases, but doesn't overestimate, when threads
336	<	*   become active
337	<	*/
338	<	public void testGetPoolSize() {
339	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
340	<	assertEquals(0, p1.getPoolSize());
341	<	p1.execute(new MediumRunnable());
342	<	assertEquals(1, p1.getPoolSize());
343	<	joinPool(p1);
344	<	}
345	<
346	<	/**
347	<	*  getTaskCount increases, but doesn't overestimate, when tasks submitted
348	<	*/
263	<	public void testGetTaskCount() {
264	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
265	<	try {
266	<	assertEquals(0, p1.getTaskCount());
267	<	p1.execute(new MediumRunnable());
268	<	Thread.sleep(SHORT_DELAY_MS);
269	<	assertEquals(1, p1.getTaskCount());
270	<	} catch(Exception e){
271	<	unexpectedException();
272	<	}
273	<	joinPool(p1);
274	<	}
275	<
276	<	/**
277	<	*   isShutDown is false before shutdown, true after
278	<	*/
279	<	public void testIsShutdown() {
280	<
281	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
282	<	assertFalse(p1.isShutdown());
283	<	p1.shutdown();
284	<	assertTrue(p1.isShutdown());
285	<	joinPool(p1);
325	>	* getLargestPoolSize increases, but doesn't overestimate, when
326	>	* multiple threads active
327	>	*/
328	>	public void testGetLargestPoolSize() throws InterruptedException {
329	>	final int THREADS = 3;
330	>	final CountDownLatch done = new CountDownLatch(1);
331	>	final ThreadPoolExecutor p =
332	>	new ThreadPoolExecutor(THREADS, THREADS,
333	>	LONG_DELAY_MS, MILLISECONDS,
334	>	new ArrayBlockingQueue<Runnable>(10));
335	>	try (PoolCleaner cleaner = cleaner(p, done)) {
336	>	assertEquals(0, p.getLargestPoolSize());
337	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
338	>	for (int i = 0; i < THREADS; i++)
339	>	p.execute(new CheckedRunnable() {
340	>	public void realRun() throws InterruptedException {
341	>	threadsStarted.countDown();
342	>	await(done);
343	>	assertEquals(THREADS, p.getLargestPoolSize());
344	>	}});
345	>	await(threadsStarted);
346	>	assertEquals(THREADS, p.getLargestPoolSize());
347	>	}
348	>	assertEquals(THREADS, p.getLargestPoolSize());
349		}
350
288	–
351		/**
352	<	*  isTerminated is false before termination, true after
352	>	* getMaximumPoolSize returns value given in constructor if not
353	>	* otherwise set
354		*/
355	<	public void testIsTerminated() {
356	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
357	<	assertFalse(p1.isTerminated());
358	<	try {
359	<	p1.execute(new MediumRunnable());
360	<	} finally {
361	<	p1.shutdown();
355	>	public void testGetMaximumPoolSize() {
356	>	final ThreadPoolExecutor p =
357	>	new ThreadPoolExecutor(2, 3,
358	>	LONG_DELAY_MS, MILLISECONDS,
359	>	new ArrayBlockingQueue<Runnable>(10));
360	>	try (PoolCleaner cleaner = cleaner(p)) {
361	>	assertEquals(3, p.getMaximumPoolSize());
362	>	p.setMaximumPoolSize(5);
363	>	assertEquals(5, p.getMaximumPoolSize());
364	>	p.setMaximumPoolSize(4);
365	>	assertEquals(4, p.getMaximumPoolSize());
366	>	}
367	>	}
368	>
369	>	/**
370	>	* getPoolSize increases, but doesn't overestimate, when threads
371	>	* become active
372	>	*/
373	>	public void testGetPoolSize() throws InterruptedException {
374	>	final CountDownLatch done = new CountDownLatch(1);
375	>	final ThreadPoolExecutor p =
376	>	new ThreadPoolExecutor(1, 1,
377	>	LONG_DELAY_MS, MILLISECONDS,
378	>	new ArrayBlockingQueue<Runnable>(10));
379	>	try (PoolCleaner cleaner = cleaner(p, done)) {
380	>	assertEquals(0, p.getPoolSize());
381	>	final CountDownLatch threadStarted = new CountDownLatch(1);
382	>	p.execute(new CheckedRunnable() {
383	>	public void realRun() throws InterruptedException {
384	>	threadStarted.countDown();
385	>	assertEquals(1, p.getPoolSize());
386	>	await(done);
387	>	}});
388	>	await(threadStarted);
389	>	assertEquals(1, p.getPoolSize());
390	>	}
391	>	}
392	>
393	>	/**
394	>	* getTaskCount increases, but doesn't overestimate, when tasks submitted
395	>	*/
396	>	public void testGetTaskCount() throws InterruptedException {
397	>	final int TASKS = 3;
398	>	final CountDownLatch done = new CountDownLatch(1);
399	>	final ThreadPoolExecutor p =
400	>	new ThreadPoolExecutor(1, 1,
401	>	LONG_DELAY_MS, MILLISECONDS,
402	>	new ArrayBlockingQueue<Runnable>(10));
403	>	try (PoolCleaner cleaner = cleaner(p, done)) {
404	>	final CountDownLatch threadStarted = new CountDownLatch(1);
405	>	assertEquals(0, p.getTaskCount());
406	>	assertEquals(0, p.getCompletedTaskCount());
407	>	p.execute(new CheckedRunnable() {
408	>	public void realRun() throws InterruptedException {
409	>	threadStarted.countDown();
410	>	await(done);
411	>	}});
412	>	await(threadStarted);
413	>	assertEquals(1, p.getTaskCount());
414	>	assertEquals(0, p.getCompletedTaskCount());
415	>	for (int i = 0; i < TASKS; i++) {
416	>	assertEquals(1 + i, p.getTaskCount());
417	>	p.execute(new CheckedRunnable() {
418	>	public void realRun() throws InterruptedException {
419	>	threadStarted.countDown();
420	>	assertEquals(1 + TASKS, p.getTaskCount());
421	>	await(done);
422	>	}});
423	>	}
424	>	assertEquals(1 + TASKS, p.getTaskCount());
425	>	assertEquals(0, p.getCompletedTaskCount());
426		}
427	<	try {
428	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
302	<	assertTrue(p1.isTerminated());
303	<	} catch(Exception e){
304	<	unexpectedException();
305	<	}
427	>	assertEquals(1 + TASKS, p.getTaskCount());
428	>	assertEquals(1 + TASKS, p.getCompletedTaskCount());
429		}
430
431		/**
432	<	*  isTerminating is not true when running or when terminated
432	>	* isShutdown is false before shutdown, true after
433		*/
434	<	public void testIsTerminating() {
435	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
436	<	assertFalse(p1.isTerminating());
437	<	try {
438	<	p1.execute(new SmallRunnable());
439	<	assertFalse(p1.isTerminating());
440	<	} finally {
441	<	p1.shutdown();
434	>	public void testIsShutdown() {
435	>	final ThreadPoolExecutor p =
436	>	new ThreadPoolExecutor(1, 1,
437	>	LONG_DELAY_MS, MILLISECONDS,
438	>	new ArrayBlockingQueue<Runnable>(10));
439	>	try (PoolCleaner cleaner = cleaner(p)) {
440	>	assertFalse(p.isShutdown());
441	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
442	>	assertTrue(p.isShutdown());
443	>	}
444	>	}
445	>
446	>	/**
447	>	* awaitTermination on a non-shutdown pool times out
448	>	*/
449	>	public void testAwaitTermination_timesOut() throws InterruptedException {
450	>	final ThreadPoolExecutor p =
451	>	new ThreadPoolExecutor(1, 1,
452	>	LONG_DELAY_MS, MILLISECONDS,
453	>	new ArrayBlockingQueue<Runnable>(10));
454	>	try (PoolCleaner cleaner = cleaner(p)) {
455	>	assertFalse(p.isTerminated());
456	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS));
457	>	assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS));
458	>	assertFalse(p.awaitTermination(-1L, NANOSECONDS));
459	>	assertFalse(p.awaitTermination(-1L, MILLISECONDS));
460	>	assertFalse(p.awaitTermination(0L, NANOSECONDS));
461	>	assertFalse(p.awaitTermination(0L, MILLISECONDS));
462	>	long timeoutNanos = 999999L;
463	>	long startTime = System.nanoTime();
464	>	assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS));
465	>	assertTrue(System.nanoTime() - startTime >= timeoutNanos);
466	>	assertFalse(p.isTerminated());
467	>	startTime = System.nanoTime();
468	>	long timeoutMillis = timeoutMillis();
469	>	assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS));
470	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
471	>	assertFalse(p.isTerminated());
472	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
473	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
474	>	assertTrue(p.isTerminated());
475	>	}
476	>	}
477	>
478	>	/**
479	>	* isTerminated is false before termination, true after
480	>	*/
481	>	public void testIsTerminated() throws InterruptedException {
482	>	final ThreadPoolExecutor p =
483	>	new ThreadPoolExecutor(1, 1,
484	>	LONG_DELAY_MS, MILLISECONDS,
485	>	new ArrayBlockingQueue<Runnable>(10));
486	>	try (PoolCleaner cleaner = cleaner(p)) {
487	>	final CountDownLatch threadStarted = new CountDownLatch(1);
488	>	final CountDownLatch done = new CountDownLatch(1);
489	>	assertFalse(p.isTerminating());
490	>	p.execute(new CheckedRunnable() {
491	>	public void realRun() throws InterruptedException {
492	>	assertFalse(p.isTerminating());
493	>	threadStarted.countDown();
494	>	await(done);
495	>	}});
496	>	await(threadStarted);
497	>	assertFalse(p.isTerminating());
498	>	done.countDown();
499	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
500	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
501	>	assertTrue(p.isTerminated());
502	>	assertFalse(p.isTerminating());
503	>	}
504	>	}
505	>
506	>	/**
507	>	* isTerminating is not true when running or when terminated
508	>	*/
509	>	public void testIsTerminating() throws InterruptedException {
510	>	final ThreadPoolExecutor p =
511	>	new ThreadPoolExecutor(1, 1,
512	>	LONG_DELAY_MS, MILLISECONDS,
513	>	new ArrayBlockingQueue<Runnable>(10));
514	>	try (PoolCleaner cleaner = cleaner(p)) {
515	>	final CountDownLatch threadStarted = new CountDownLatch(1);
516	>	final CountDownLatch done = new CountDownLatch(1);
517	>	assertFalse(p.isTerminating());
518	>	p.execute(new CheckedRunnable() {
519	>	public void realRun() throws InterruptedException {
520	>	assertFalse(p.isTerminating());
521	>	threadStarted.countDown();
522	>	await(done);
523	>	}});
524	>	await(threadStarted);
525	>	assertFalse(p.isTerminating());
526	>	done.countDown();
527	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
528	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
529	>	assertTrue(p.isTerminated());
530	>	assertFalse(p.isTerminating());
531		}
320	–	try {
321	–	assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
322	–	assertTrue(p1.isTerminated());
323	–	assertFalse(p1.isTerminating());
324	–	} catch(Exception e){
325	–	unexpectedException();
326	–	}
532		}
533
534		/**
535		* getQueue returns the work queue, which contains queued tasks
536		*/
537	<	public void testGetQueue() {
538	<	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
539	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q);
540	<	FutureTask[] tasks = new FutureTask[5];
541	<	for(int i = 0; i < 5; i++){
542	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
543	<	p1.execute(tasks[i]);
544	<	}
545	<	try {
546	<	Thread.sleep(SHORT_DELAY_MS);
547	<	BlockingQueue<Runnable> wq = p1.getQueue();
548	<	assertSame(q, wq);
549	<	assertFalse(wq.contains(tasks[0]));
550	<	assertTrue(wq.contains(tasks[4]));
551	<	p1.shutdownNow();
552	<	} catch(Exception e) {
553	<	unexpectedException();
554	<	} finally {
555	<	joinPool(p1);
537	>	public void testGetQueue() throws InterruptedException {
538	>	final CountDownLatch done = new CountDownLatch(1);
539	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
540	>	final ThreadPoolExecutor p =
541	>	new ThreadPoolExecutor(1, 1,
542	>	LONG_DELAY_MS, MILLISECONDS,
543	>	q);
544	>	try (PoolCleaner cleaner = cleaner(p, done)) {
545	>	final CountDownLatch threadStarted = new CountDownLatch(1);
546	>	FutureTask[] tasks = new FutureTask[5];
547	>	for (int i = 0; i < tasks.length; i++) {
548	>	Callable task = new CheckedCallable<Boolean>() {
549	>	public Boolean realCall() throws InterruptedException {
550	>	threadStarted.countDown();
551	>	assertSame(q, p.getQueue());
552	>	await(done);
553	>	return Boolean.TRUE;
554	>	}};
555	>	tasks[i] = new FutureTask(task);
556	>	p.execute(tasks[i]);
557	>	}
558	>	await(threadStarted);
559	>	assertSame(q, p.getQueue());
560	>	assertFalse(q.contains(tasks[0]));
561	>	assertTrue(q.contains(tasks[tasks.length - 1]));
562	>	assertEquals(tasks.length - 1, q.size());
563		}
564		}
565
566		/**
567		* remove(task) removes queued task, and fails to remove active task
568		*/
569	<	public void testRemove() {
569	>	public void testRemove() throws InterruptedException {
570	>	final CountDownLatch done = new CountDownLatch(1);
571		BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
572	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q);
573	<	FutureTask[] tasks = new FutureTask[5];
574	<	for(int i = 0; i < 5; i++){
575	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
576	<	p1.execute(tasks[i]);
577	<	}
578	<	try {
579	<	Thread.sleep(SHORT_DELAY_MS);
580	<	assertFalse(p1.remove(tasks[0]));
572	>	final ThreadPoolExecutor p =
573	>	new ThreadPoolExecutor(1, 1,
574	>	LONG_DELAY_MS, MILLISECONDS,
575	>	q);
576	>	try (PoolCleaner cleaner = cleaner(p, done)) {
577	>	Runnable[] tasks = new Runnable[6];
578	>	final CountDownLatch threadStarted = new CountDownLatch(1);
579	>	for (int i = 0; i < tasks.length; i++) {
580	>	tasks[i] = new CheckedRunnable() {
581	>	public void realRun() throws InterruptedException {
582	>	threadStarted.countDown();
583	>	await(done);
584	>	}};
585	>	p.execute(tasks[i]);
586	>	}
587	>	await(threadStarted);
588	>	assertFalse(p.remove(tasks[0]));
589		assertTrue(q.contains(tasks[4]));
590		assertTrue(q.contains(tasks[3]));
591	<	assertTrue(p1.remove(tasks[4]));
592	<	assertFalse(p1.remove(tasks[4]));
591	>	assertTrue(p.remove(tasks[4]));
592	>	assertFalse(p.remove(tasks[4]));
593		assertFalse(q.contains(tasks[4]));
594		assertTrue(q.contains(tasks[3]));
595	<	assertTrue(p1.remove(tasks[3]));
595	>	assertTrue(p.remove(tasks[3]));
596		assertFalse(q.contains(tasks[3]));
376	–	p1.shutdownNow();
377	–	} catch(Exception e) {
378	–	unexpectedException();
379	–	} finally {
380	–	joinPool(p1);
597		}
598		}
599
600		/**
601	<	*   purge removes cancelled tasks from the queue
601	>	* purge removes cancelled tasks from the queue
602		*/
603	<	public void testPurge() {
604	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
605	<	FutureTask[] tasks = new FutureTask[5];
606	<	for(int i = 0; i < 5; i++){
607	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
608	<	p1.execute(tasks[i]);
603	>	public void testPurge() throws InterruptedException {
604	>	final CountDownLatch threadStarted = new CountDownLatch(1);
605	>	final CountDownLatch done = new CountDownLatch(1);
606	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
607	>	final ThreadPoolExecutor p =
608	>	new ThreadPoolExecutor(1, 1,
609	>	LONG_DELAY_MS, MILLISECONDS,
610	>	q);
611	>	try (PoolCleaner cleaner = cleaner(p, done)) {
612	>	FutureTask[] tasks = new FutureTask[5];
613	>	for (int i = 0; i < tasks.length; i++) {
614	>	Callable task = new CheckedCallable<Boolean>() {
615	>	public Boolean realCall() throws InterruptedException {
616	>	threadStarted.countDown();
617	>	await(done);
618	>	return Boolean.TRUE;
619	>	}};
620	>	tasks[i] = new FutureTask(task);
621	>	p.execute(tasks[i]);
622	>	}
623	>	await(threadStarted);
624	>	assertEquals(tasks.length, p.getTaskCount());
625	>	assertEquals(tasks.length - 1, q.size());
626	>	assertEquals(1L, p.getActiveCount());
627	>	assertEquals(0L, p.getCompletedTaskCount());
628	>	tasks[4].cancel(true);
629	>	tasks[3].cancel(false);
630	>	p.purge();
631	>	assertEquals(tasks.length - 3, q.size());
632	>	assertEquals(tasks.length - 2, p.getTaskCount());
633	>	p.purge();         // Nothing to do
634	>	assertEquals(tasks.length - 3, q.size());
635	>	assertEquals(tasks.length - 2, p.getTaskCount());
636		}
394	–	tasks[4].cancel(true);
395	–	tasks[3].cancel(true);
396	–	p1.purge();
397	–	long count = p1.getTaskCount();
398	–	assertTrue(count >= 2 && count < 5);
399	–	p1.shutdownNow();
400	–	joinPool(p1);
637		}
638
639		/**
640	<	*  shutDownNow returns a list containing tasks that were not run
641	<	*/
642	<	public void testShutDownNow() {
643	<	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
644	<	List l;
645	<	try {
646	<	for(int i = 0; i < 5; i++)
647	<	p1.execute(new MediumPossiblyInterruptedRunnable());
648	<	}
649	<	finally {
650	<	l = p1.shutdownNow();
651	<	}
652	<	assertTrue(p1.isShutdown());
653	<	assertTrue(l.size() <= 4);
640	>	* shutdownNow returns a list containing tasks that were not run,
641	>	* and those tasks are drained from the queue
642	>	*/
643	>	public void testShutdownNow() throws InterruptedException {
644	>	final int poolSize = 2;
645	>	final int count = 5;
646	>	final AtomicInteger ran = new AtomicInteger(0);
647	>	final ThreadPoolExecutor p =
648	>	new ThreadPoolExecutor(poolSize, poolSize,
649	>	LONG_DELAY_MS, MILLISECONDS,
650	>	new ArrayBlockingQueue<Runnable>(10));
651	>	final CountDownLatch threadsStarted = new CountDownLatch(poolSize);
652	>	Runnable waiter = new CheckedRunnable() { public void realRun() {
653	>	threadsStarted.countDown();
654	>	try {
655	>	MILLISECONDS.sleep(2 * LONG_DELAY_MS);
656	>	} catch (InterruptedException success) {}
657	>	ran.getAndIncrement();
658	>	}};
659	>	for (int i = 0; i < count; i++)
660	>	p.execute(waiter);
661	>	await(threadsStarted);
662	>	assertEquals(poolSize, p.getActiveCount());
663	>	assertEquals(0, p.getCompletedTaskCount());
664	>	final List<Runnable> queuedTasks;
665	>	try {
666	>	queuedTasks = p.shutdownNow();
667	>	} catch (SecurityException ok) {
668	>	return; // Allowed in case test doesn't have privs
669	>	}
670	>	assertTrue(p.isShutdown());
671	>	assertTrue(p.getQueue().isEmpty());
672	>	assertEquals(count - poolSize, queuedTasks.size());
673	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
674	>	assertTrue(p.isTerminated());
675	>	assertEquals(poolSize, ran.get());
676	>	assertEquals(poolSize, p.getCompletedTaskCount());
677		}
678
679		// Exception Tests
421	–
680
681	<	/**
682	<	* Constructor throws if corePoolSize argument is less than zero
681	>	/**
682	>	* Constructor throws if corePoolSize argument is less than zero
683		*/
684		public void testConstructor1() {
685		try {
686	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
686	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
687	>	new ArrayBlockingQueue<Runnable>(10));
688		shouldThrow();
689	<	}
431	<	catch (IllegalArgumentException success){}
689	>	} catch (IllegalArgumentException success) {}
690		}
691	<
692	<	/**
693	<	* Constructor throws if maximumPoolSize is less than zero
691	>
692	>	/**
693	>	* Constructor throws if maximumPoolSize is less than zero
694		*/
695		public void testConstructor2() {
696		try {
697	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
697	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
698	>	new ArrayBlockingQueue<Runnable>(10));
699		shouldThrow();
700	<	}
442	<	catch (IllegalArgumentException success){}
700	>	} catch (IllegalArgumentException success) {}
701		}
702	<
703	<	/**
704	<	* Constructor throws if maximumPoolSize is equal to zero
702	>
703	>	/**
704	>	* Constructor throws if maximumPoolSize is equal to zero
705		*/
706		public void testConstructor3() {
707		try {
708	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
708	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
709	>	new ArrayBlockingQueue<Runnable>(10));
710		shouldThrow();
711	<	}
453	<	catch (IllegalArgumentException success){}
711	>	} catch (IllegalArgumentException success) {}
712		}
713
714	<	/**
715	<	* Constructor throws if keepAliveTime is less than zero
714	>	/**
715	>	* Constructor throws if keepAliveTime is less than zero
716		*/
717		public void testConstructor4() {
718		try {
719	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
719	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
720	>	new ArrayBlockingQueue<Runnable>(10));
721		shouldThrow();
722	<	}
464	<	catch (IllegalArgumentException success){}
722	>	} catch (IllegalArgumentException success) {}
723		}
724
725	<	/**
726	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
725	>	/**
726	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
727		*/
728		public void testConstructor5() {
729		try {
730	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
730	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
731	>	new ArrayBlockingQueue<Runnable>(10));
732		shouldThrow();
733	<	}
475	<	catch (IllegalArgumentException success){}
733	>	} catch (IllegalArgumentException success) {}
734		}
735	<
736	<	/**
737	<	* Constructor throws if workQueue is set to null
735	>
736	>	/**
737	>	* Constructor throws if workQueue is set to null
738		*/
739		public void testConstructorNullPointerException() {
740		try {
741	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null);
741	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
742	>	(BlockingQueue) null);
743		shouldThrow();
744	<	}
486	<	catch (NullPointerException success){}
744	>	} catch (NullPointerException success) {}
745		}
488	–
746
747	<
748	<	/**
492	<	* Constructor throws if corePoolSize argument is less than zero
747	>	/**
748	>	* Constructor throws if corePoolSize argument is less than zero
749		*/
750		public void testConstructor6() {
751		try {
752	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
752	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
753	>	new ArrayBlockingQueue<Runnable>(10),
754	>	new SimpleThreadFactory());
755		shouldThrow();
756	<	} catch (IllegalArgumentException success){}
756	>	} catch (IllegalArgumentException success) {}
757		}
758	<
759	<	/**
760	<	* Constructor throws if maximumPoolSize is less than zero
758	>
759	>	/**
760	>	* Constructor throws if maximumPoolSize is less than zero
761		*/
762		public void testConstructor7() {
763		try {
764	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
764	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
765	>	new ArrayBlockingQueue<Runnable>(10),
766	>	new SimpleThreadFactory());
767		shouldThrow();
768	<	}
509	<	catch (IllegalArgumentException success){}
768	>	} catch (IllegalArgumentException success) {}
769		}
770
771	<	/**
772	<	* Constructor throws if maximumPoolSize is equal to zero
771	>	/**
772	>	* Constructor throws if maximumPoolSize is equal to zero
773		*/
774		public void testConstructor8() {
775		try {
776	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
776	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
777	>	new ArrayBlockingQueue<Runnable>(10),
778	>	new SimpleThreadFactory());
779		shouldThrow();
780	<	}
520	<	catch (IllegalArgumentException success){}
780	>	} catch (IllegalArgumentException success) {}
781		}
782
783	<	/**
784	<	* Constructor throws if keepAliveTime is less than zero
783	>	/**
784	>	* Constructor throws if keepAliveTime is less than zero
785		*/
786		public void testConstructor9() {
787		try {
788	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
788	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
789	>	new ArrayBlockingQueue<Runnable>(10),
790	>	new SimpleThreadFactory());
791		shouldThrow();
792	<	}
531	<	catch (IllegalArgumentException success){}
792	>	} catch (IllegalArgumentException success) {}
793		}
794
795	<	/**
796	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
795	>	/**
796	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
797		*/
798		public void testConstructor10() {
799		try {
800	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
800	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
801	>	new ArrayBlockingQueue<Runnable>(10),
802	>	new SimpleThreadFactory());
803		shouldThrow();
804	<	}
542	<	catch (IllegalArgumentException success){}
804	>	} catch (IllegalArgumentException success) {}
805		}
806
807	<	/**
808	<	* Constructor throws if workQueue is set to null
807	>	/**
808	>	* Constructor throws if workQueue is set to null
809		*/
810		public void testConstructorNullPointerException2() {
811		try {
812	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory());
812	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
813	>	(BlockingQueue) null,
814	>	new SimpleThreadFactory());
815		shouldThrow();
816	<	}
553	<	catch (NullPointerException success){}
816	>	} catch (NullPointerException success) {}
817		}
818
819	<	/**
820	<	* Constructor throws if threadFactory is set to null
819	>	/**
820	>	* Constructor throws if threadFactory is set to null
821		*/
822		public void testConstructorNullPointerException3() {
823		try {
824	<	ThreadFactory f = null;
825	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f);
824	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
825	>	new ArrayBlockingQueue<Runnable>(10),
826	>	(ThreadFactory) null);
827		shouldThrow();
828	<	}
565	<	catch (NullPointerException success){}
828	>	} catch (NullPointerException success) {}
829		}
830	<
831	<
832	<	/**
570	<	* Constructor throws if corePoolSize argument is less than zero
830	>
831	>	/**
832	>	* Constructor throws if corePoolSize argument is less than zero
833		*/
834		public void testConstructor11() {
835		try {
836	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
836	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
837	>	new ArrayBlockingQueue<Runnable>(10),
838	>	new NoOpREHandler());
839		shouldThrow();
840	<	}
577	<	catch (IllegalArgumentException success){}
840	>	} catch (IllegalArgumentException success) {}
841		}
842
843	<	/**
844	<	* Constructor throws if maximumPoolSize is less than zero
843	>	/**
844	>	* Constructor throws if maximumPoolSize is less than zero
845		*/
846		public void testConstructor12() {
847		try {
848	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
848	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
849	>	new ArrayBlockingQueue<Runnable>(10),
850	>	new NoOpREHandler());
851		shouldThrow();
852	<	}
588	<	catch (IllegalArgumentException success){}
852	>	} catch (IllegalArgumentException success) {}
853		}
854
855	<	/**
856	<	* Constructor throws if maximumPoolSize is equal to zero
855	>	/**
856	>	* Constructor throws if maximumPoolSize is equal to zero
857		*/
858		public void testConstructor13() {
859		try {
860	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
860	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
861	>	new ArrayBlockingQueue<Runnable>(10),
862	>	new NoOpREHandler());
863		shouldThrow();
864	<	}
599	<	catch (IllegalArgumentException success){}
864	>	} catch (IllegalArgumentException success) {}
865		}
866
867	<	/**
868	<	* Constructor throws if keepAliveTime is less than zero
867	>	/**
868	>	* Constructor throws if keepAliveTime is less than zero
869		*/
870		public void testConstructor14() {
871		try {
872	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
872	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
873	>	new ArrayBlockingQueue<Runnable>(10),
874	>	new NoOpREHandler());
875		shouldThrow();
876	<	}
610	<	catch (IllegalArgumentException success){}
876	>	} catch (IllegalArgumentException success) {}
877		}
878
879	<	/**
880	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
879	>	/**
880	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
881		*/
882		public void testConstructor15() {
883		try {
884	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
884	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
885	>	new ArrayBlockingQueue<Runnable>(10),
886	>	new NoOpREHandler());
887		shouldThrow();
888	<	}
621	<	catch (IllegalArgumentException success){}
888	>	} catch (IllegalArgumentException success) {}
889		}
890
891	<	/**
892	<	* Constructor throws if workQueue is set to null
891	>	/**
892	>	* Constructor throws if workQueue is set to null
893		*/
894		public void testConstructorNullPointerException4() {
895		try {
896	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new NoOpREHandler());
896	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
897	>	(BlockingQueue) null,
898	>	new NoOpREHandler());
899		shouldThrow();
900	<	}
632	<	catch (NullPointerException success){}
900	>	} catch (NullPointerException success) {}
901		}
902
903	<	/**
904	<	* Constructor throws if handler is set to null
903	>	/**
904	>	* Constructor throws if handler is set to null
905		*/
906		public void testConstructorNullPointerException5() {
907		try {
908	<	RejectedExecutionHandler r = null;
909	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r);
908	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
909	>	new ArrayBlockingQueue<Runnable>(10),
910	>	(RejectedExecutionHandler) null);
911		shouldThrow();
912	<	}
644	<	catch (NullPointerException success){}
912	>	} catch (NullPointerException success) {}
913		}
914
915	<
916	<	/**
649	<	* Constructor throws if corePoolSize argument is less than zero
915	>	/**
916	>	* Constructor throws if corePoolSize argument is less than zero
917		*/
918		public void testConstructor16() {
919		try {
920	<	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
920	>	new ThreadPoolExecutor(-1, 1, 1L, SECONDS,
921	>	new ArrayBlockingQueue<Runnable>(10),
922	>	new SimpleThreadFactory(),
923	>	new NoOpREHandler());
924		shouldThrow();
925	<	}
656	<	catch (IllegalArgumentException success){}
925	>	} catch (IllegalArgumentException success) {}
926		}
927
928	<	/**
929	<	* Constructor throws if maximumPoolSize is less than zero
928	>	/**
929	>	* Constructor throws if maximumPoolSize is less than zero
930		*/
931		public void testConstructor17() {
932		try {
933	<	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
933	>	new ThreadPoolExecutor(1, -1, 1L, SECONDS,
934	>	new ArrayBlockingQueue<Runnable>(10),
935	>	new SimpleThreadFactory(),
936	>	new NoOpREHandler());
937		shouldThrow();
938	<	}
667	<	catch (IllegalArgumentException success){}
938	>	} catch (IllegalArgumentException success) {}
939		}
940
941	<	/**
942	<	* Constructor throws if maximumPoolSize is equal to zero
941	>	/**
942	>	* Constructor throws if maximumPoolSize is equal to zero
943		*/
944		public void testConstructor18() {
945		try {
946	<	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
946	>	new ThreadPoolExecutor(1, 0, 1L, SECONDS,
947	>	new ArrayBlockingQueue<Runnable>(10),
948	>	new SimpleThreadFactory(),
949	>	new NoOpREHandler());
950		shouldThrow();
951	<	}
678	<	catch (IllegalArgumentException success){}
951	>	} catch (IllegalArgumentException success) {}
952		}
953
954	<	/**
955	<	* Constructor throws if keepAliveTime is less than zero
954	>	/**
955	>	* Constructor throws if keepAliveTime is less than zero
956		*/
957		public void testConstructor19() {
958		try {
959	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
959	>	new ThreadPoolExecutor(1, 2, -1L, SECONDS,
960	>	new ArrayBlockingQueue<Runnable>(10),
961	>	new SimpleThreadFactory(),
962	>	new NoOpREHandler());
963		shouldThrow();
964	<	}
689	<	catch (IllegalArgumentException success){}
964	>	} catch (IllegalArgumentException success) {}
965		}
966
967	<	/**
968	<	* Constructor throws if corePoolSize is greater than the maximumPoolSize
967	>	/**
968	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
969		*/
970		public void testConstructor20() {
971		try {
972	<	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
972	>	new ThreadPoolExecutor(2, 1, 1L, SECONDS,
973	>	new ArrayBlockingQueue<Runnable>(10),
974	>	new SimpleThreadFactory(),
975	>	new NoOpREHandler());
976		shouldThrow();
977	<	}
700	<	catch (IllegalArgumentException success){}
977	>	} catch (IllegalArgumentException success) {}
978		}
979
980	<	/**
981	<	* Constructor throws if workQueue is set to null
980	>	/**
981	>	* Constructor throws if workQueue is null
982		*/
983		public void testConstructorNullPointerException6() {
984		try {
985	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler());
985	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
986	>	(BlockingQueue) null,
987	>	new SimpleThreadFactory(),
988	>	new NoOpREHandler());
989		shouldThrow();
990	<	}
711	<	catch (NullPointerException success){}
990	>	} catch (NullPointerException success) {}
991		}
992
993	<	/**
994	<	* Constructor throws if handler is set to null
993	>	/**
994	>	* Constructor throws if handler is null
995		*/
996		public void testConstructorNullPointerException7() {
997		try {
998	<	RejectedExecutionHandler r = null;
999	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r);
998	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
999	>	new ArrayBlockingQueue<Runnable>(10),
1000	>	new SimpleThreadFactory(),
1001	>	(RejectedExecutionHandler) null);
1002		shouldThrow();
1003	<	}
723	<	catch (NullPointerException success){}
1003	>	} catch (NullPointerException success) {}
1004		}
1005
1006	<	/**
1007	<	* Constructor throws if ThreadFactory is set top null
1006	>	/**
1007	>	* Constructor throws if ThreadFactory is null
1008		*/
1009		public void testConstructorNullPointerException8() {
1010		try {
1011	<	ThreadFactory f = null;
1012	<	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new NoOpREHandler());
1011	>	new ThreadPoolExecutor(1, 2, 1L, SECONDS,
1012	>	new ArrayBlockingQueue<Runnable>(10),
1013	>	(ThreadFactory) null,
1014	>	new NoOpREHandler());
1015		shouldThrow();
1016	+	} catch (NullPointerException success) {}
1017	+	}
1018	+
1019	+	/**
1020	+	* get of submitted callable throws InterruptedException if interrupted
1021	+	*/
1022	+	public void testInterruptedSubmit() throws InterruptedException {
1023	+	final CountDownLatch done = new CountDownLatch(1);
1024	+	final ThreadPoolExecutor p =
1025	+	new ThreadPoolExecutor(1, 1,
1026	+	60, SECONDS,
1027	+	new ArrayBlockingQueue<Runnable>(10));
1028	+
1029	+	try (PoolCleaner cleaner = cleaner(p, done)) {
1030	+	final CountDownLatch threadStarted = new CountDownLatch(1);
1031	+	Thread t = newStartedThread(new CheckedInterruptedRunnable() {
1032	+	public void realRun() throws Exception {
1033	+	Callable task = new CheckedCallable<Boolean>() {
1034	+	public Boolean realCall() throws InterruptedException {
1035	+	threadStarted.countDown();
1036	+	await(done);
1037	+	return Boolean.TRUE;
1038	+	}};
1039	+	p.submit(task).get();
1040	+	}});
1041	+
1042	+	await(threadStarted);
1043	+	t.interrupt();
1044	+	awaitTermination(t);
1045		}
735	–	catch (NullPointerException successdn8){}
1046		}
737	–
1047
1048		/**
1049	<	*  execute throws RejectedExecutionException
741	<	*  if saturated.
1049	>	* execute throws RejectedExecutionException if saturated.
1050		*/
1051		public void testSaturatedExecute() {
1052	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
1053	<	try {
1054	<
1055	<	for(int i = 0; i < 5; ++i){
1056	<	p.execute(new MediumRunnable());
1052	>	final CountDownLatch done = new CountDownLatch(1);
1053	>	final ThreadPoolExecutor p =
1054	>	new ThreadPoolExecutor(1, 1,
1055	>	LONG_DELAY_MS, MILLISECONDS,
1056	>	new ArrayBlockingQueue<Runnable>(1));
1057	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1058	>	Runnable task = new CheckedRunnable() {
1059	>	public void realRun() throws InterruptedException {
1060	>	await(done);
1061	>	}};
1062	>	for (int i = 0; i < 2; ++i)
1063	>	p.execute(task);
1064	>	for (int i = 0; i < 2; ++i) {
1065	>	try {
1066	>	p.execute(task);
1067	>	shouldThrow();
1068	>	} catch (RejectedExecutionException success) {}
1069	>	assertTrue(p.getTaskCount() <= 2);
1070		}
1071	<	shouldThrow();
1072	<	} catch(RejectedExecutionException success){}
1073	<	joinPool(p);
1071	>	}
1072	>	}
1073	>
1074	>	/**
1075	>	* submit(runnable) throws RejectedExecutionException if saturated.
1076	>	*/
1077	>	public void testSaturatedSubmitRunnable() {
1078	>	final CountDownLatch done = new CountDownLatch(1);
1079	>	final ThreadPoolExecutor p =
1080	>	new ThreadPoolExecutor(1, 1,
1081	>	LONG_DELAY_MS, MILLISECONDS,
1082	>	new ArrayBlockingQueue<Runnable>(1));
1083	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1084	>	Runnable task = new CheckedRunnable() {
1085	>	public void realRun() throws InterruptedException {
1086	>	await(done);
1087	>	}};
1088	>	for (int i = 0; i < 2; ++i)
1089	>	p.submit(task);
1090	>	for (int i = 0; i < 2; ++i) {
1091	>	try {
1092	>	p.execute(task);
1093	>	shouldThrow();
1094	>	} catch (RejectedExecutionException success) {}
1095	>	assertTrue(p.getTaskCount() <= 2);
1096	>	}
1097	>	}
1098	>	}
1099	>
1100	>	/**
1101	>	* submit(callable) throws RejectedExecutionException if saturated.
1102	>	*/
1103	>	public void testSaturatedSubmitCallable() {
1104	>	final CountDownLatch done = new CountDownLatch(1);
1105	>	final ThreadPoolExecutor p =
1106	>	new ThreadPoolExecutor(1, 1,
1107	>	LONG_DELAY_MS, MILLISECONDS,
1108	>	new ArrayBlockingQueue<Runnable>(1));
1109	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1110	>	Runnable task = new CheckedRunnable() {
1111	>	public void realRun() throws InterruptedException {
1112	>	await(done);
1113	>	}};
1114	>	for (int i = 0; i < 2; ++i)
1115	>	p.submit(Executors.callable(task));
1116	>	for (int i = 0; i < 2; ++i) {
1117	>	try {
1118	>	p.execute(task);
1119	>	shouldThrow();
1120	>	} catch (RejectedExecutionException success) {}
1121	>	assertTrue(p.getTaskCount() <= 2);
1122	>	}
1123	>	}
1124		}
1125
1126		/**
1127	<	*  executor using CallerRunsPolicy runs task if saturated.
1127	>	* executor using CallerRunsPolicy runs task if saturated.
1128		*/
1129		public void testSaturatedExecute2() {
1130	<	RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1131	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1132	<	try {
1133	<
1130	>	final ThreadPoolExecutor p =
1131	>	new ThreadPoolExecutor(1, 1,
1132	>	LONG_DELAY_MS,
1133	>	MILLISECONDS,
1134	>	new ArrayBlockingQueue<Runnable>(1),
1135	>	new ThreadPoolExecutor.CallerRunsPolicy());
1136	>	try (PoolCleaner cleaner = cleaner(p)) {
1137	>	final CountDownLatch done = new CountDownLatch(1);
1138	>	Runnable blocker = new CheckedRunnable() {
1139	>	public void realRun() throws InterruptedException {
1140	>	await(done);
1141	>	}};
1142	>	p.execute(blocker);
1143		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1144	<	for(int i = 0; i < 5; ++i){
1144	>	for (int i = 0; i < tasks.length; i++)
1145		tasks[i] = new TrackedNoOpRunnable();
1146	<	}
767	<	TrackedLongRunnable mr = new TrackedLongRunnable();
768	<	p.execute(mr);
769	<	for(int i = 0; i < 5; ++i){
1146	>	for (int i = 0; i < tasks.length; i++)
1147		p.execute(tasks[i]);
1148	<	}
772	<	for(int i = 1; i < 5; ++i) {
1148	>	for (int i = 1; i < tasks.length; i++)
1149		assertTrue(tasks[i].done);
1150	<	}
1151	<	p.shutdownNow();
776	<	} catch(RejectedExecutionException ex){
777	<	unexpectedException();
778	<	} finally {
779	<	joinPool(p);
1150	>	assertFalse(tasks[0].done); // waiting in queue
1151	>	done.countDown();
1152		}
1153		}
1154
1155		/**
1156	<	*  executor using DiscardPolicy drops task if saturated.
1156	>	* executor using DiscardPolicy drops task if saturated.
1157		*/
1158		public void testSaturatedExecute3() {
1159	<	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1160	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1161	<	try {
1162	<
1163	<	TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1164	<	for(int i = 0; i < 5; ++i){
1165	<	tasks[i] = new TrackedNoOpRunnable();
1166	<	}
1167	<	p.execute(new TrackedLongRunnable());
1168	<	for(int i = 0; i < 5; ++i){
1169	<	p.execute(tasks[i]);
1170	<	}
1171	<	for(int i = 0; i < 5; ++i){
1159	>	final CountDownLatch done = new CountDownLatch(1);
1160	>	final TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1161	>	for (int i = 0; i < tasks.length; ++i)
1162	>	tasks[i] = new TrackedNoOpRunnable();
1163	>	final ThreadPoolExecutor p =
1164	>	new ThreadPoolExecutor(1, 1,
1165	>	LONG_DELAY_MS, MILLISECONDS,
1166	>	new ArrayBlockingQueue<Runnable>(1),
1167	>	new ThreadPoolExecutor.DiscardPolicy());
1168	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1169	>	p.execute(awaiter(done));
1170	>
1171	>	for (TrackedNoOpRunnable task : tasks)
1172	>	p.execute(task);
1173	>	for (int i = 1; i < tasks.length; i++)
1174		assertFalse(tasks[i].done);
801	–	}
802	–	p.shutdownNow();
803	–	} catch(RejectedExecutionException ex){
804	–	unexpectedException();
805	–	} finally {
806	–	joinPool(p);
1175		}
1176	+	for (int i = 1; i < tasks.length; i++)
1177	+	assertFalse(tasks[i].done);
1178	+	assertTrue(tasks[0].done); // was waiting in queue
1179		}
1180
1181		/**
1182	<	*  executor using DiscardOldestPolicy drops oldest task if saturated.
1182	>	* executor using DiscardOldestPolicy drops oldest task if saturated.
1183		*/
1184		public void testSaturatedExecute4() {
1185	<	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1186	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1187	<	try {
1188	<	p.execute(new TrackedLongRunnable());
1189	<	TrackedLongRunnable r2 = new TrackedLongRunnable();
1185	>	final CountDownLatch done = new CountDownLatch(1);
1186	>	LatchAwaiter r1 = awaiter(done);
1187	>	LatchAwaiter r2 = awaiter(done);
1188	>	LatchAwaiter r3 = awaiter(done);
1189	>	final ThreadPoolExecutor p =
1190	>	new ThreadPoolExecutor(1, 1,
1191	>	LONG_DELAY_MS, MILLISECONDS,
1192	>	new ArrayBlockingQueue<Runnable>(1),
1193	>	new ThreadPoolExecutor.DiscardOldestPolicy());
1194	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1195	>	assertEquals(LatchAwaiter.NEW, r1.state);
1196	>	assertEquals(LatchAwaiter.NEW, r2.state);
1197	>	assertEquals(LatchAwaiter.NEW, r3.state);
1198	>	p.execute(r1);
1199		p.execute(r2);
1200		assertTrue(p.getQueue().contains(r2));
821	–	TrackedNoOpRunnable r3 = new TrackedNoOpRunnable();
1201		p.execute(r3);
1202		assertFalse(p.getQueue().contains(r2));
1203		assertTrue(p.getQueue().contains(r3));
825	–	p.shutdownNow();
826	–	} catch(RejectedExecutionException ex){
827	–	unexpectedException();
828	–	} finally {
829	–	joinPool(p);
1204		}
1205	+	assertEquals(LatchAwaiter.DONE, r1.state);
1206	+	assertEquals(LatchAwaiter.NEW, r2.state);
1207	+	assertEquals(LatchAwaiter.DONE, r3.state);
1208		}
1209
1210		/**
1211	<	*  execute throws RejectedExecutionException if shutdown
1211	>	* execute throws RejectedExecutionException if shutdown
1212		*/
1213		public void testRejectedExecutionExceptionOnShutdown() {
1214	<	ThreadPoolExecutor tpe =
1215	<	new ThreadPoolExecutor(1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(1));
1216	<	tpe.shutdown();
1217	<	try {
1218	<	tpe.execute(new NoOpRunnable());
1219	<	shouldThrow();
1220	<	} catch(RejectedExecutionException success){}
1221	<
1222	<	joinPool(tpe);
1214	>	final ThreadPoolExecutor p =
1215	>	new ThreadPoolExecutor(1, 1,
1216	>	LONG_DELAY_MS, MILLISECONDS,
1217	>	new ArrayBlockingQueue<Runnable>(1));
1218	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1219	>	try (PoolCleaner cleaner = cleaner(p)) {
1220	>	try {
1221	>	p.execute(new NoOpRunnable());
1222	>	shouldThrow();
1223	>	} catch (RejectedExecutionException success) {}
1224	>	}
1225		}
1226
1227		/**
1228	<	*  execute using CallerRunsPolicy drops task on shutdown
1228	>	* execute using CallerRunsPolicy drops task on shutdown
1229		*/
1230		public void testCallerRunsOnShutdown() {
1231		RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
1232	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1232	>	final ThreadPoolExecutor p =
1233	>	new ThreadPoolExecutor(1, 1,
1234	>	LONG_DELAY_MS, MILLISECONDS,
1235	>	new ArrayBlockingQueue<Runnable>(1), h);
1236
1237	<	p.shutdown();
1238	<	try {
1237	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1238	>	try (PoolCleaner cleaner = cleaner(p)) {
1239		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1240	<	p.execute(r);
1240	>	p.execute(r);
1241		assertFalse(r.done);
860	–	} catch(RejectedExecutionException success){
861	–	unexpectedException();
862	–	} finally {
863	–	joinPool(p);
1242		}
1243		}
1244
1245		/**
1246	<	*  execute using DiscardPolicy drops task on shutdown
1246	>	* execute using DiscardPolicy drops task on shutdown
1247		*/
1248		public void testDiscardOnShutdown() {
1249	<	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
1250	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1249	>	final ThreadPoolExecutor p =
1250	>	new ThreadPoolExecutor(1, 1,
1251	>	LONG_DELAY_MS, MILLISECONDS,
1252	>	new ArrayBlockingQueue<Runnable>(1),
1253	>	new ThreadPoolExecutor.DiscardPolicy());
1254
1255	<	p.shutdown();
1256	<	try {
1255	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1256	>	try (PoolCleaner cleaner = cleaner(p)) {
1257		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1258	<	p.execute(r);
1258	>	p.execute(r);
1259		assertFalse(r.done);
879	–	} catch(RejectedExecutionException success){
880	–	unexpectedException();
881	–	} finally {
882	–	joinPool(p);
1260		}
1261		}
1262
886	–
1263		/**
1264	<	*  execute using DiscardOldestPolicy drops task on shutdown
1264	>	* execute using DiscardOldestPolicy drops task on shutdown
1265		*/
1266		public void testDiscardOldestOnShutdown() {
1267	<	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
1268	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1267	>	final ThreadPoolExecutor p =
1268	>	new ThreadPoolExecutor(1, 1,
1269	>	LONG_DELAY_MS, MILLISECONDS,
1270	>	new ArrayBlockingQueue<Runnable>(1),
1271	>	new ThreadPoolExecutor.DiscardOldestPolicy());
1272
1273	<	p.shutdown();
1274	<	try {
1273	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1274	>	try (PoolCleaner cleaner = cleaner(p)) {
1275		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1276	<	p.execute(r);
1276	>	p.execute(r);
1277		assertFalse(r.done);
899	–	} catch(RejectedExecutionException success){
900	–	unexpectedException();
901	–	} finally {
902	–	joinPool(p);
1278		}
1279		}
1280
906	–
1281		/**
1282	<	*  execute (null) throws NPE
1282	>	* execute(null) throws NPE
1283		*/
1284		public void testExecuteNull() {
1285	<	ThreadPoolExecutor tpe = null;
1286	<	try {
1287	<	tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1288	<	tpe.execute(null);
1289	<	shouldThrow();
1290	<	} catch(NullPointerException success){}
1291	<
1292	<	joinPool(tpe);
1285	>	final ThreadPoolExecutor p =
1286	>	new ThreadPoolExecutor(1, 2,
1287	>	1L, SECONDS,
1288	>	new ArrayBlockingQueue<Runnable>(10));
1289	>	try (PoolCleaner cleaner = cleaner(p)) {
1290	>	try {
1291	>	p.execute(null);
1292	>	shouldThrow();
1293	>	} catch (NullPointerException success) {}
1294	>	}
1295		}
1296	<
1296	>
1297		/**
1298	<	*  setCorePoolSize of negative value throws IllegalArgumentException
1298	>	* setCorePoolSize of negative value throws IllegalArgumentException
1299		*/
1300		public void testCorePoolSizeIllegalArgumentException() {
1301	<	ThreadPoolExecutor tpe = null;
1302	<	try {
1303	<	tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1304	<	} catch(Exception e){}
1305	<	try {
1306	<	tpe.setCorePoolSize(-1);
1307	<	shouldThrow();
1308	<	} catch(IllegalArgumentException success){
1309	<	} finally {
1310	<	tpe.shutdown();
1311	<	}
1312	<	joinPool(tpe);
1313	<	}
1314	<
1315	<	/**
1316	<	*  setMaximumPoolSize(int) throws IllegalArgumentException if
941	<	*  given a value less the core pool size
942	<	*/
1301	>	final ThreadPoolExecutor p =
1302	>	new ThreadPoolExecutor(1, 2,
1303	>	LONG_DELAY_MS, MILLISECONDS,
1304	>	new ArrayBlockingQueue<Runnable>(10));
1305	>	try (PoolCleaner cleaner = cleaner(p)) {
1306	>	try {
1307	>	p.setCorePoolSize(-1);
1308	>	shouldThrow();
1309	>	} catch (IllegalArgumentException success) {}
1310	>	}
1311	>	}
1312	>
1313	>	/**
1314	>	* setMaximumPoolSize(int) throws IllegalArgumentException if
1315	>	* given a value less the core pool size
1316	>	*/
1317		public void testMaximumPoolSizeIllegalArgumentException() {
1318	<	ThreadPoolExecutor tpe = null;
1319	<	try {
1320	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1321	<	} catch(Exception e){}
1322	<	try {
1323	<	tpe.setMaximumPoolSize(1);
1324	<	shouldThrow();
1325	<	} catch(IllegalArgumentException success){
1326	<	} finally {
953	<	tpe.shutdown();
1318	>	final ThreadPoolExecutor p =
1319	>	new ThreadPoolExecutor(2, 3,
1320	>	LONG_DELAY_MS, MILLISECONDS,
1321	>	new ArrayBlockingQueue<Runnable>(10));
1322	>	try (PoolCleaner cleaner = cleaner(p)) {
1323	>	try {
1324	>	p.setMaximumPoolSize(1);
1325	>	shouldThrow();
1326	>	} catch (IllegalArgumentException success) {}
1327		}
955	–	joinPool(tpe);
1328		}
1329	<
1329	>
1330		/**
1331	<	*  setMaximumPoolSize throws IllegalArgumentException
1332	<	*  if given a negative value
1331	>	* setMaximumPoolSize throws IllegalArgumentException
1332	>	* if given a negative value
1333		*/
1334		public void testMaximumPoolSizeIllegalArgumentException2() {
1335	<	ThreadPoolExecutor tpe = null;
1336	<	try {
1337	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1338	<	} catch(Exception e){}
1339	<	try {
1340	<	tpe.setMaximumPoolSize(-1);
1341	<	shouldThrow();
1342	<	} catch(IllegalArgumentException success){
1343	<	} finally {
1344	<	tpe.shutdown();
1335	>	final ThreadPoolExecutor p =
1336	>	new ThreadPoolExecutor(2, 3,
1337	>	LONG_DELAY_MS, MILLISECONDS,
1338	>	new ArrayBlockingQueue<Runnable>(10));
1339	>	try (PoolCleaner cleaner = cleaner(p)) {
1340	>	try {
1341	>	p.setMaximumPoolSize(-1);
1342	>	shouldThrow();
1343	>	} catch (IllegalArgumentException success) {}
1344	>	}
1345	>	}
1346	>
1347	>	/**
1348	>	* Configuration changes that allow core pool size greater than
1349	>	* max pool size result in IllegalArgumentException.
1350	>	*/
1351	>	public void testPoolSizeInvariants() {
1352	>	final ThreadPoolExecutor p =
1353	>	new ThreadPoolExecutor(1, 1,
1354	>	LONG_DELAY_MS, MILLISECONDS,
1355	>	new ArrayBlockingQueue<Runnable>(10));
1356	>	try (PoolCleaner cleaner = cleaner(p)) {
1357	>	for (int s = 1; s < 5; s++) {
1358	>	p.setMaximumPoolSize(s);
1359	>	p.setCorePoolSize(s);
1360	>	try {
1361	>	p.setMaximumPoolSize(s - 1);
1362	>	shouldThrow();
1363	>	} catch (IllegalArgumentException success) {}
1364	>	assertEquals(s, p.getCorePoolSize());
1365	>	assertEquals(s, p.getMaximumPoolSize());
1366	>	try {
1367	>	p.setCorePoolSize(s + 1);
1368	>	shouldThrow();
1369	>	} catch (IllegalArgumentException success) {}
1370	>	assertEquals(s, p.getCorePoolSize());
1371	>	assertEquals(s, p.getMaximumPoolSize());
1372	>	}
1373		}
974	–	joinPool(tpe);
1374		}
976	–
1375
1376		/**
1377	<	*  setKeepAliveTime  throws IllegalArgumentException
1378	<	*  when given a negative value
1377	>	* setKeepAliveTime throws IllegalArgumentException
1378	>	* when given a negative value
1379		*/
1380		public void testKeepAliveTimeIllegalArgumentException() {
1381	<	ThreadPoolExecutor tpe = null;
1382	<	try {
1383	<	tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1384	<	} catch(Exception e){}
1385	<
1386	<	try {
1387	<	tpe.setKeepAliveTime(-1,TimeUnit.MILLISECONDS);
1388	<	shouldThrow();
1389	<	} catch(IllegalArgumentException success){
992	<	} finally {
993	<	tpe.shutdown();
1381	>	final ThreadPoolExecutor p =
1382	>	new ThreadPoolExecutor(2, 3,
1383	>	LONG_DELAY_MS, MILLISECONDS,
1384	>	new ArrayBlockingQueue<Runnable>(10));
1385	>	try (PoolCleaner cleaner = cleaner(p)) {
1386	>	try {
1387	>	p.setKeepAliveTime(-1, MILLISECONDS);
1388	>	shouldThrow();
1389	>	} catch (IllegalArgumentException success) {}
1390		}
995	–	joinPool(tpe);
1391		}
1392
1393		/**
1394		* terminated() is called on termination
1395		*/
1396		public void testTerminated() {
1397	<	ExtendedTPE tpe = new ExtendedTPE();
1398	<	tpe.shutdown();
1399	<	assertTrue(tpe.terminatedCalled);
1400	<	joinPool(tpe);
1397	>	ExtendedTPE p = new ExtendedTPE();
1398	>	try (PoolCleaner cleaner = cleaner(p)) {
1399	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1400	>	assertTrue(p.terminatedCalled());
1401	>	assertTrue(p.isShutdown());
1402	>	}
1403		}
1404
1405		/**
1406		* beforeExecute and afterExecute are called when executing task
1407		*/
1408	<	public void testBeforeAfter() {
1409	<	ExtendedTPE tpe = new ExtendedTPE();
1410	<	try {
1411	<	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1412	<	tpe.execute(r);
1413	<	Thread.sleep(SHORT_DELAY_MS);
1414	<	assertTrue(r.done);
1415	<	assertTrue(tpe.beforeCalled);
1416	<	assertTrue(tpe.afterCalled);
1417	<	tpe.shutdown();
1418	<	}
1419	<	catch(Exception ex) {
1420	<	unexpectedException();
1421	<	} finally {
1422	<	joinPool(tpe);
1408	>	public void testBeforeAfter() throws InterruptedException {
1409	>	ExtendedTPE p = new ExtendedTPE();
1410	>	try (PoolCleaner cleaner = cleaner(p)) {
1411	>	final CountDownLatch done = new CountDownLatch(1);
1412	>	p.execute(new CheckedRunnable() {
1413	>	public void realRun() {
1414	>	done.countDown();
1415	>	}});
1416	>	await(p.afterCalled);
1417	>	assertEquals(0, done.getCount());
1418	>	assertTrue(p.afterCalled());
1419	>	assertTrue(p.beforeCalled());
1420	>	}
1421	>	}
1422	>
1423	>	/**
1424	>	* completed submit of callable returns result
1425	>	*/
1426	>	public void testSubmitCallable() throws Exception {
1427	>	final ExecutorService e =
1428	>	new ThreadPoolExecutor(2, 2,
1429	>	LONG_DELAY_MS, MILLISECONDS,
1430	>	new ArrayBlockingQueue<Runnable>(10));
1431	>	try (PoolCleaner cleaner = cleaner(e)) {
1432	>	Future<String> future = e.submit(new StringTask());
1433	>	String result = future.get();
1434	>	assertSame(TEST_STRING, result);
1435	>	}
1436	>	}
1437	>
1438	>	/**
1439	>	* completed submit of runnable returns successfully
1440	>	*/
1441	>	public void testSubmitRunnable() throws Exception {
1442	>	final ExecutorService e =
1443	>	new ThreadPoolExecutor(2, 2,
1444	>	LONG_DELAY_MS, MILLISECONDS,
1445	>	new ArrayBlockingQueue<Runnable>(10));
1446	>	try (PoolCleaner cleaner = cleaner(e)) {
1447	>	Future<?> future = e.submit(new NoOpRunnable());
1448	>	future.get();
1449	>	assertTrue(future.isDone());
1450	>	}
1451	>	}
1452	>
1453	>	/**
1454	>	* completed submit of (runnable, result) returns result
1455	>	*/
1456	>	public void testSubmitRunnable2() throws Exception {
1457	>	final ExecutorService e =
1458	>	new ThreadPoolExecutor(2, 2,
1459	>	LONG_DELAY_MS, MILLISECONDS,
1460	>	new ArrayBlockingQueue<Runnable>(10));
1461	>	try (PoolCleaner cleaner = cleaner(e)) {
1462	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
1463	>	String result = future.get();
1464	>	assertSame(TEST_STRING, result);
1465	>	}
1466	>	}
1467	>
1468	>	/**
1469	>	* invokeAny(null) throws NPE
1470	>	*/
1471	>	public void testInvokeAny1() throws Exception {
1472	>	final ExecutorService e =
1473	>	new ThreadPoolExecutor(2, 2,
1474	>	LONG_DELAY_MS, MILLISECONDS,
1475	>	new ArrayBlockingQueue<Runnable>(10));
1476	>	try (PoolCleaner cleaner = cleaner(e)) {
1477	>	try {
1478	>	e.invokeAny(null);
1479	>	shouldThrow();
1480	>	} catch (NullPointerException success) {}
1481	>	}
1482	>	}
1483	>
1484	>	/**
1485	>	* invokeAny(empty collection) throws IAE
1486	>	*/
1487	>	public void testInvokeAny2() throws Exception {
1488	>	final ExecutorService e =
1489	>	new ThreadPoolExecutor(2, 2,
1490	>	LONG_DELAY_MS, MILLISECONDS,
1491	>	new ArrayBlockingQueue<Runnable>(10));
1492	>	try (PoolCleaner cleaner = cleaner(e)) {
1493	>	try {
1494	>	e.invokeAny(new ArrayList<Callable<String>>());
1495	>	shouldThrow();
1496	>	} catch (IllegalArgumentException success) {}
1497	>	}
1498	>	}
1499	>
1500	>	/**
1501	>	* invokeAny(c) throws NPE if c has null elements
1502	>	*/
1503	>	public void testInvokeAny3() throws Exception {
1504	>	final CountDownLatch latch = new CountDownLatch(1);
1505	>	final ExecutorService e =
1506	>	new ThreadPoolExecutor(2, 2,
1507	>	LONG_DELAY_MS, MILLISECONDS,
1508	>	new ArrayBlockingQueue<Runnable>(10));
1509	>	try (PoolCleaner cleaner = cleaner(e)) {
1510	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1511	>	l.add(latchAwaitingStringTask(latch));
1512	>	l.add(null);
1513	>	try {
1514	>	e.invokeAny(l);
1515	>	shouldThrow();
1516	>	} catch (NullPointerException success) {}
1517	>	latch.countDown();
1518	>	}
1519	>	}
1520	>
1521	>	/**
1522	>	* invokeAny(c) throws ExecutionException if no task completes
1523	>	*/
1524	>	public void testInvokeAny4() throws Exception {
1525	>	final ExecutorService e =
1526	>	new ThreadPoolExecutor(2, 2,
1527	>	LONG_DELAY_MS, MILLISECONDS,
1528	>	new ArrayBlockingQueue<Runnable>(10));
1529	>	try (PoolCleaner cleaner = cleaner(e)) {
1530	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1531	>	l.add(new NPETask());
1532	>	try {
1533	>	e.invokeAny(l);
1534	>	shouldThrow();
1535	>	} catch (ExecutionException success) {
1536	>	assertTrue(success.getCause() instanceof NullPointerException);
1537	>	}
1538	>	}
1539	>	}
1540	>
1541	>	/**
1542	>	* invokeAny(c) returns result of some task
1543	>	*/
1544	>	public void testInvokeAny5() throws Exception {
1545	>	final ExecutorService e =
1546	>	new ThreadPoolExecutor(2, 2,
1547	>	LONG_DELAY_MS, MILLISECONDS,
1548	>	new ArrayBlockingQueue<Runnable>(10));
1549	>	try (PoolCleaner cleaner = cleaner(e)) {
1550	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1551	>	l.add(new StringTask());
1552	>	l.add(new StringTask());
1553	>	String result = e.invokeAny(l);
1554	>	assertSame(TEST_STRING, result);
1555	>	}
1556	>	}
1557	>
1558	>	/**
1559	>	* invokeAll(null) throws NPE
1560	>	*/
1561	>	public void testInvokeAll1() throws Exception {
1562	>	final ExecutorService e =
1563	>	new ThreadPoolExecutor(2, 2,
1564	>	LONG_DELAY_MS, MILLISECONDS,
1565	>	new ArrayBlockingQueue<Runnable>(10));
1566	>	try (PoolCleaner cleaner = cleaner(e)) {
1567	>	try {
1568	>	e.invokeAll(null);
1569	>	shouldThrow();
1570	>	} catch (NullPointerException success) {}
1571		}
1572		}
1573	+
1574	+	/**
1575	+	* invokeAll(empty collection) returns empty collection
1576	+	*/
1577	+	public void testInvokeAll2() throws InterruptedException {
1578	+	final ExecutorService e =
1579	+	new ThreadPoolExecutor(2, 2,
1580	+	LONG_DELAY_MS, MILLISECONDS,
1581	+	new ArrayBlockingQueue<Runnable>(10));
1582	+	try (PoolCleaner cleaner = cleaner(e)) {
1583	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
1584	+	assertTrue(r.isEmpty());
1585	+	}
1586	+	}
1587	+
1588	+	/**
1589	+	* invokeAll(c) throws NPE if c has null elements
1590	+	*/
1591	+	public void testInvokeAll3() throws Exception {
1592	+	final ExecutorService e =
1593	+	new ThreadPoolExecutor(2, 2,
1594	+	LONG_DELAY_MS, MILLISECONDS,
1595	+	new ArrayBlockingQueue<Runnable>(10));
1596	+	try (PoolCleaner cleaner = cleaner(e)) {
1597	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1598	+	l.add(new StringTask());
1599	+	l.add(null);
1600	+	try {
1601	+	e.invokeAll(l);
1602	+	shouldThrow();
1603	+	} catch (NullPointerException success) {}
1604	+	}
1605	+	}
1606	+
1607	+	/**
1608	+	* get of element of invokeAll(c) throws exception on failed task
1609	+	*/
1610	+	public void testInvokeAll4() throws Exception {
1611	+	final ExecutorService e =
1612	+	new ThreadPoolExecutor(2, 2,
1613	+	LONG_DELAY_MS, MILLISECONDS,
1614	+	new ArrayBlockingQueue<Runnable>(10));
1615	+	try (PoolCleaner cleaner = cleaner(e)) {
1616	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1617	+	l.add(new NPETask());
1618	+	List<Future<String>> futures = e.invokeAll(l);
1619	+	assertEquals(1, futures.size());
1620	+	try {
1621	+	futures.get(0).get();
1622	+	shouldThrow();
1623	+	} catch (ExecutionException success) {
1624	+	assertTrue(success.getCause() instanceof NullPointerException);
1625	+	}
1626	+	}
1627	+	}
1628	+
1629	+	/**
1630	+	* invokeAll(c) returns results of all completed tasks
1631	+	*/
1632	+	public void testInvokeAll5() throws Exception {
1633	+	final ExecutorService e =
1634	+	new ThreadPoolExecutor(2, 2,
1635	+	LONG_DELAY_MS, MILLISECONDS,
1636	+	new ArrayBlockingQueue<Runnable>(10));
1637	+	try (PoolCleaner cleaner = cleaner(e)) {
1638	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1639	+	l.add(new StringTask());
1640	+	l.add(new StringTask());
1641	+	List<Future<String>> futures = e.invokeAll(l);
1642	+	assertEquals(2, futures.size());
1643	+	for (Future<String> future : futures)
1644	+	assertSame(TEST_STRING, future.get());
1645	+	}
1646	+	}
1647	+
1648	+	/**
1649	+	* timed invokeAny(null) throws NPE
1650	+	*/
1651	+	public void testTimedInvokeAny1() throws Exception {
1652	+	final ExecutorService e =
1653	+	new ThreadPoolExecutor(2, 2,
1654	+	LONG_DELAY_MS, MILLISECONDS,
1655	+	new ArrayBlockingQueue<Runnable>(10));
1656	+	try (PoolCleaner cleaner = cleaner(e)) {
1657	+	try {
1658	+	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1659	+	shouldThrow();
1660	+	} catch (NullPointerException success) {}
1661	+	}
1662	+	}
1663	+
1664	+	/**
1665	+	* timed invokeAny(,,null) throws NPE
1666	+	*/
1667	+	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1668	+	final ExecutorService e =
1669	+	new ThreadPoolExecutor(2, 2,
1670	+	LONG_DELAY_MS, MILLISECONDS,
1671	+	new ArrayBlockingQueue<Runnable>(10));
1672	+	try (PoolCleaner cleaner = cleaner(e)) {
1673	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1674	+	l.add(new StringTask());
1675	+	try {
1676	+	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1677	+	shouldThrow();
1678	+	} catch (NullPointerException success) {}
1679	+	}
1680	+	}
1681	+
1682	+	/**
1683	+	* timed invokeAny(empty collection) throws IAE
1684	+	*/
1685	+	public void testTimedInvokeAny2() throws Exception {
1686	+	final ExecutorService e =
1687	+	new ThreadPoolExecutor(2, 2,
1688	+	LONG_DELAY_MS, MILLISECONDS,
1689	+	new ArrayBlockingQueue<Runnable>(10));
1690	+	try (PoolCleaner cleaner = cleaner(e)) {
1691	+	try {
1692	+	e.invokeAny(new ArrayList<Callable<String>>(),
1693	+	MEDIUM_DELAY_MS, MILLISECONDS);
1694	+	shouldThrow();
1695	+	} catch (IllegalArgumentException success) {}
1696	+	}
1697	+	}
1698	+
1699	+	/**
1700	+	* timed invokeAny(c) throws NPE if c has null elements
1701	+	*/
1702	+	public void testTimedInvokeAny3() throws Exception {
1703	+	final CountDownLatch latch = new CountDownLatch(1);
1704	+	final ExecutorService e =
1705	+	new ThreadPoolExecutor(2, 2,
1706	+	LONG_DELAY_MS, MILLISECONDS,
1707	+	new ArrayBlockingQueue<Runnable>(10));
1708	+	try (PoolCleaner cleaner = cleaner(e)) {
1709	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1710	+	l.add(latchAwaitingStringTask(latch));
1711	+	l.add(null);
1712	+	try {
1713	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1714	+	shouldThrow();
1715	+	} catch (NullPointerException success) {}
1716	+	latch.countDown();
1717	+	}
1718	+	}
1719	+
1720	+	/**
1721	+	* timed invokeAny(c) throws ExecutionException if no task completes
1722	+	*/
1723	+	public void testTimedInvokeAny4() throws Exception {
1724	+	final ExecutorService e =
1725	+	new ThreadPoolExecutor(2, 2,
1726	+	LONG_DELAY_MS, MILLISECONDS,
1727	+	new ArrayBlockingQueue<Runnable>(10));
1728	+	try (PoolCleaner cleaner = cleaner(e)) {
1729	+	long startTime = System.nanoTime();
1730	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1731	+	l.add(new NPETask());
1732	+	try {
1733	+	e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
1734	+	shouldThrow();
1735	+	} catch (ExecutionException success) {
1736	+	assertTrue(success.getCause() instanceof NullPointerException);
1737	+	}
1738	+	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1739	+	}
1740	+	}
1741	+
1742	+	/**
1743	+	* timed invokeAny(c) returns result of some task
1744	+	*/
1745	+	public void testTimedInvokeAny5() throws Exception {
1746	+	final ExecutorService e =
1747	+	new ThreadPoolExecutor(2, 2,
1748	+	LONG_DELAY_MS, MILLISECONDS,
1749	+	new ArrayBlockingQueue<Runnable>(10));
1750	+	try (PoolCleaner cleaner = cleaner(e)) {
1751	+	long startTime = System.nanoTime();
1752	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1753	+	l.add(new StringTask());
1754	+	l.add(new StringTask());
1755	+	String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
1756	+	assertSame(TEST_STRING, result);
1757	+	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1758	+	}
1759	+	}
1760	+
1761	+	/**
1762	+	* timed invokeAll(null) throws NPE
1763	+	*/
1764	+	public void testTimedInvokeAll1() throws Exception {
1765	+	final ExecutorService e =
1766	+	new ThreadPoolExecutor(2, 2,
1767	+	LONG_DELAY_MS, MILLISECONDS,
1768	+	new ArrayBlockingQueue<Runnable>(10));
1769	+	try (PoolCleaner cleaner = cleaner(e)) {
1770	+	try {
1771	+	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1772	+	shouldThrow();
1773	+	} catch (NullPointerException success) {}
1774	+	}
1775	+	}
1776	+
1777	+	/**
1778	+	* timed invokeAll(,,null) throws NPE
1779	+	*/
1780	+	public void testTimedInvokeAllNullTimeUnit() throws Exception {
1781	+	final ExecutorService e =
1782	+	new ThreadPoolExecutor(2, 2,
1783	+	LONG_DELAY_MS, MILLISECONDS,
1784	+	new ArrayBlockingQueue<Runnable>(10));
1785	+	try (PoolCleaner cleaner = cleaner(e)) {
1786	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1787	+	l.add(new StringTask());
1788	+	try {
1789	+	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1790	+	shouldThrow();
1791	+	} catch (NullPointerException success) {}
1792	+	}
1793	+	}
1794	+
1795	+	/**
1796	+	* timed invokeAll(empty collection) returns empty collection
1797	+	*/
1798	+	public void testTimedInvokeAll2() throws InterruptedException {
1799	+	final ExecutorService e =
1800	+	new ThreadPoolExecutor(2, 2,
1801	+	LONG_DELAY_MS, MILLISECONDS,
1802	+	new ArrayBlockingQueue<Runnable>(10));
1803	+	try (PoolCleaner cleaner = cleaner(e)) {
1804	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(),
1805	+	MEDIUM_DELAY_MS, MILLISECONDS);
1806	+	assertTrue(r.isEmpty());
1807	+	}
1808	+	}
1809	+
1810	+	/**
1811	+	* timed invokeAll(c) throws NPE if c has null elements
1812	+	*/
1813	+	public void testTimedInvokeAll3() throws Exception {
1814	+	final ExecutorService e =
1815	+	new ThreadPoolExecutor(2, 2,
1816	+	LONG_DELAY_MS, MILLISECONDS,
1817	+	new ArrayBlockingQueue<Runnable>(10));
1818	+	try (PoolCleaner cleaner = cleaner(e)) {
1819	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1820	+	l.add(new StringTask());
1821	+	l.add(null);
1822	+	try {
1823	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1824	+	shouldThrow();
1825	+	} catch (NullPointerException success) {}
1826	+	}
1827	+	}
1828	+
1829	+	/**
1830	+	* get of element of invokeAll(c) throws exception on failed task
1831	+	*/
1832	+	public void testTimedInvokeAll4() throws Exception {
1833	+	final ExecutorService e =
1834	+	new ThreadPoolExecutor(2, 2,
1835	+	LONG_DELAY_MS, MILLISECONDS,
1836	+	new ArrayBlockingQueue<Runnable>(10));
1837	+	try (PoolCleaner cleaner = cleaner(e)) {
1838	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1839	+	l.add(new NPETask());
1840	+	List<Future<String>> futures =
1841	+	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1842	+	assertEquals(1, futures.size());
1843	+	try {
1844	+	futures.get(0).get();
1845	+	shouldThrow();
1846	+	} catch (ExecutionException success) {
1847	+	assertTrue(success.getCause() instanceof NullPointerException);
1848	+	}
1849	+	}
1850	+	}
1851	+
1852	+	/**
1853	+	* timed invokeAll(c) returns results of all completed tasks
1854	+	*/
1855	+	public void testTimedInvokeAll5() throws Exception {
1856	+	final ExecutorService e =
1857	+	new ThreadPoolExecutor(2, 2,
1858	+	LONG_DELAY_MS, MILLISECONDS,
1859	+	new ArrayBlockingQueue<Runnable>(10));
1860	+	try (PoolCleaner cleaner = cleaner(e)) {
1861	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1862	+	l.add(new StringTask());
1863	+	l.add(new StringTask());
1864	+	List<Future<String>> futures =
1865	+	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1866	+	assertEquals(2, futures.size());
1867	+	for (Future<String> future : futures)
1868	+	assertSame(TEST_STRING, future.get());
1869	+	}
1870	+	}
1871	+
1872	+	/**
1873	+	* timed invokeAll(c) cancels tasks not completed by timeout
1874	+	*/
1875	+	public void testTimedInvokeAll6() throws Exception {
1876	+	for (long timeout = timeoutMillis();;) {
1877	+	final CountDownLatch done = new CountDownLatch(1);
1878	+	final Callable<String> waiter = new CheckedCallable<String>() {
1879	+	public String realCall() {
1880	+	try { done.await(LONG_DELAY_MS, MILLISECONDS); }
1881	+	catch (InterruptedException ok) {}
1882	+	return "1"; }};
1883	+	final ExecutorService p =
1884	+	new ThreadPoolExecutor(2, 2,
1885	+	LONG_DELAY_MS, MILLISECONDS,
1886	+	new ArrayBlockingQueue<Runnable>(10));
1887	+	try (PoolCleaner cleaner = cleaner(p, done)) {
1888	+	List<Callable<String>> tasks = new ArrayList<>();
1889	+	tasks.add(new StringTask("0"));
1890	+	tasks.add(waiter);
1891	+	tasks.add(new StringTask("2"));
1892	+	long startTime = System.nanoTime();
1893	+	List<Future<String>> futures =
1894	+	p.invokeAll(tasks, timeout, MILLISECONDS);
1895	+	assertEquals(tasks.size(), futures.size());
1896	+	assertTrue(millisElapsedSince(startTime) >= timeout);
1897	+	for (Future future : futures)
1898	+	assertTrue(future.isDone());
1899	+	assertTrue(futures.get(1).isCancelled());
1900	+	try {
1901	+	assertEquals("0", futures.get(0).get());
1902	+	assertEquals("2", futures.get(2).get());
1903	+	break;
1904	+	} catch (CancellationException retryWithLongerTimeout) {
1905	+	timeout *= 2;
1906	+	if (timeout >= LONG_DELAY_MS / 2)
1907	+	fail("expected exactly one task to be cancelled");
1908	+	}
1909	+	}
1910	+	}
1911	+	}
1912	+
1913	+	/**
1914	+	* Execution continues if there is at least one thread even if
1915	+	* thread factory fails to create more
1916	+	*/
1917	+	public void testFailingThreadFactory() throws InterruptedException {
1918	+	final ExecutorService e =
1919	+	new ThreadPoolExecutor(100, 100,
1920	+	LONG_DELAY_MS, MILLISECONDS,
1921	+	new LinkedBlockingQueue<Runnable>(),
1922	+	new FailingThreadFactory());
1923	+	try (PoolCleaner cleaner = cleaner(e)) {
1924	+	final int TASKS = 100;
1925	+	final CountDownLatch done = new CountDownLatch(TASKS);
1926	+	for (int k = 0; k < TASKS; ++k)
1927	+	e.execute(new CheckedRunnable() {
1928	+	public void realRun() {
1929	+	done.countDown();
1930	+	}});
1931	+	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
1932	+	}
1933	+	}
1934	+
1935	+	/**
1936	+	* allowsCoreThreadTimeOut is by default false.
1937	+	*/
1938	+	public void testAllowsCoreThreadTimeOut() {
1939	+	final ThreadPoolExecutor p =
1940	+	new ThreadPoolExecutor(2, 2,
1941	+	1000, MILLISECONDS,
1942	+	new ArrayBlockingQueue<Runnable>(10));
1943	+	try (PoolCleaner cleaner = cleaner(p)) {
1944	+	assertFalse(p.allowsCoreThreadTimeOut());
1945	+	}
1946	+	}
1947	+
1948	+	/**
1949	+	* allowCoreThreadTimeOut(true) causes idle threads to time out
1950	+	*/
1951	+	public void testAllowCoreThreadTimeOut_true() throws Exception {
1952	+	long keepAliveTime = timeoutMillis();
1953	+	final ThreadPoolExecutor p =
1954	+	new ThreadPoolExecutor(2, 10,
1955	+	keepAliveTime, MILLISECONDS,
1956	+	new ArrayBlockingQueue<Runnable>(10));
1957	+	try (PoolCleaner cleaner = cleaner(p)) {
1958	+	final CountDownLatch threadStarted = new CountDownLatch(1);
1959	+	p.allowCoreThreadTimeOut(true);
1960	+	p.execute(new CheckedRunnable() {
1961	+	public void realRun() {
1962	+	threadStarted.countDown();
1963	+	assertEquals(1, p.getPoolSize());
1964	+	}});
1965	+	await(threadStarted);
1966	+	delay(keepAliveTime);
1967	+	long startTime = System.nanoTime();
1968	+	while (p.getPoolSize() > 0
1969	+	&& millisElapsedSince(startTime) < LONG_DELAY_MS)
1970	+	Thread.yield();
1971	+	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1972	+	assertEquals(0, p.getPoolSize());
1973	+	}
1974	+	}
1975	+
1976	+	/**
1977	+	* allowCoreThreadTimeOut(false) causes idle threads not to time out
1978	+	*/
1979	+	public void testAllowCoreThreadTimeOut_false() throws Exception {
1980	+	long keepAliveTime = timeoutMillis();
1981	+	final ThreadPoolExecutor p =
1982	+	new ThreadPoolExecutor(2, 10,
1983	+	keepAliveTime, MILLISECONDS,
1984	+	new ArrayBlockingQueue<Runnable>(10));
1985	+	try (PoolCleaner cleaner = cleaner(p)) {
1986	+	final CountDownLatch threadStarted = new CountDownLatch(1);
1987	+	p.allowCoreThreadTimeOut(false);
1988	+	p.execute(new CheckedRunnable() {
1989	+	public void realRun() throws InterruptedException {
1990	+	threadStarted.countDown();
1991	+	assertTrue(p.getPoolSize() >= 1);
1992	+	}});
1993	+	delay(2 * keepAliveTime);
1994	+	assertTrue(p.getPoolSize() >= 1);
1995	+	}
1996	+	}
1997	+
1998	+	/**
1999	+	* execute allows the same task to be submitted multiple times, even
2000	+	* if rejected
2001	+	*/
2002	+	public void testRejectedRecycledTask() throws InterruptedException {
2003	+	final int nTasks = 1000;
2004	+	final CountDownLatch done = new CountDownLatch(nTasks);
2005	+	final Runnable recycledTask = new Runnable() {
2006	+	public void run() {
2007	+	done.countDown();
2008	+	}};
2009	+	final ThreadPoolExecutor p =
2010	+	new ThreadPoolExecutor(1, 30,
2011	+	60, SECONDS,
2012	+	new ArrayBlockingQueue(30));
2013	+	try (PoolCleaner cleaner = cleaner(p)) {
2014	+	for (int i = 0; i < nTasks; ++i) {
2015	+	for (;;) {
2016	+	try {
2017	+	p.execute(recycledTask);
2018	+	break;
2019	+	}
2020	+	catch (RejectedExecutionException ignore) {}
2021	+	}
2022	+	}
2023	+	// enough time to run all tasks
2024	+	assertTrue(done.await(nTasks * SHORT_DELAY_MS, MILLISECONDS));
2025	+	}
2026	+	}
2027	+
2028	+	/**
2029	+	* get(cancelled task) throws CancellationException
2030	+	*/
2031	+	public void testGet_cancelled() throws Exception {
2032	+	final CountDownLatch done = new CountDownLatch(1);
2033	+	final ExecutorService e =
2034	+	new ThreadPoolExecutor(1, 1,
2035	+	LONG_DELAY_MS, MILLISECONDS,
2036	+	new LinkedBlockingQueue<Runnable>());
2037	+	try (PoolCleaner cleaner = cleaner(e, done)) {
2038	+	final CountDownLatch blockerStarted = new CountDownLatch(1);
2039	+	final List<Future<?>> futures = new ArrayList<>();
2040	+	for (int i = 0; i < 2; i++) {
2041	+	Runnable r = new CheckedRunnable() { public void realRun()
2042	+	throws Throwable {
2043	+	blockerStarted.countDown();
2044	+	assertTrue(done.await(2 * LONG_DELAY_MS, MILLISECONDS));
2045	+	}};
2046	+	futures.add(e.submit(r));
2047	+	}
2048	+	await(blockerStarted);
2049	+	for (Future<?> future : futures) future.cancel(false);
2050	+	for (Future<?> future : futures) {
2051	+	try {
2052	+	future.get();
2053	+	shouldThrow();
2054	+	} catch (CancellationException success) {}
2055	+	try {
2056	+	future.get(LONG_DELAY_MS, MILLISECONDS);
2057	+	shouldThrow();
2058	+	} catch (CancellationException success) {}
2059	+	assertTrue(future.isCancelled());
2060	+	assertTrue(future.isDone());
2061	+	}
2062	+	}
2063	+	}
2064	+
2065		}

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines