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

Comparing jsr166/src/test/tck/ThreadPoolExecutorTest.java (file contents):
Revision 1.1 by dl, Sun Aug 31 19:24:56 2003 UTC vs.
Revision 1.31 by jsr166, Sat Nov 21 02:07:27 2009 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/licenses/publicdomain
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9		import java.util.concurrent.*;
10	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
11	+	import java.util.concurrent.atomic.*;
12		import junit.framework.*;
13	<	import java.util.List;
13	>	import java.util.*;
14
15	<	public class ThreadPoolExecutorTest extends TestCase{
15	>	public class ThreadPoolExecutorTest extends JSR166TestCase {
16		public static void main(String[] args) {
17	<	junit.textui.TestRunner.run (suite());
17	>	junit.textui.TestRunner.run (suite());
18		}
16	–
17	–
19		public static Test suite() {
20		return new TestSuite(ThreadPoolExecutorTest.class);
21		}
22	<
23	<	private static long SHORT_DELAY_MS = 100;
24	<	private static long MEDIUM_DELAY_MS = 1000;
25	<	private static long LONG_DELAY_MS = 10000;
26	<
27	<	//---- testThread class to implement ThreadFactory for use in constructors
28	<	static class testThread implements ThreadFactory{
29	<	public Thread newThread(Runnable r){
22	>
23	>	static class ExtendedTPE extends ThreadPoolExecutor {
24	>	volatile boolean beforeCalled = false;
25	>	volatile boolean afterCalled = false;
26	>	volatile boolean terminatedCalled = false;
27	>	public ExtendedTPE() {
28	>	super(1, 1, LONG_DELAY_MS, MILLISECONDS, new SynchronousQueue<Runnable>());
29	>	}
30	>	protected void beforeExecute(Thread t, Runnable r) {
31	>	beforeCalled = true;
32	>	}
33	>	protected void afterExecute(Runnable r, Throwable t) {
34	>	afterCalled = true;
35	>	}
36	>	protected void terminated() {
37	>	terminatedCalled = true;
38	>	}
39	>	}
40	>
41	>	static class FailingThreadFactory implements ThreadFactory {
42	>	int calls = 0;
43	>	public Thread newThread(Runnable r) {
44	>	if (++calls > 1) return null;
45		return new Thread(r);
46	<	}
46	>	}
47	>	}
48	>
49	>
50	>	/**
51	>	*  execute successfully executes a runnable
52	>	*/
53	>	public void testExecute() throws InterruptedException {
54	>	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
55	>	try {
56	>	p1.execute(new ShortRunnable());
57	>	Thread.sleep(SMALL_DELAY_MS);
58	>	} finally {
59	>	joinPool(p1);
60	>	}
61		}
62
63	<	//---- testReject class to implement RejectedExecutionHandler for use in the constructors
64	<	static class testReject implements RejectedExecutionHandler{
65	<	public void rejectedExecution(Runnable r, ThreadPoolExecutor executor){}
63	>	/**
64	>	*  getActiveCount increases but doesn't overestimate, when a
65	>	*  thread becomes active
66	>	*/
67	>	public void testGetActiveCount() throws InterruptedException {
68	>	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
69	>	assertEquals(0, p2.getActiveCount());
70	>	p2.execute(new MediumRunnable());
71	>	Thread.sleep(SHORT_DELAY_MS);
72	>	assertEquals(1, p2.getActiveCount());
73	>	joinPool(p2);
74		}
75
76	<	public Runnable newRunnable(){
77	<	return new Runnable(){
78	<	public void run(){
79	<	try{Thread.sleep(MEDIUM_DELAY_MS);
80	<	} catch(Exception e){
81	<	}
82	<	}
83	<	};
76	>	/**
77	>	*  prestartCoreThread starts a thread if under corePoolSize, else doesn't
78	>	*/
79	>	public void testPrestartCoreThread() {
80	>	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
81	>	assertEquals(0, p2.getPoolSize());
82	>	assertTrue(p2.prestartCoreThread());
83	>	assertEquals(1, p2.getPoolSize());
84	>	assertTrue(p2.prestartCoreThread());
85	>	assertEquals(2, p2.getPoolSize());
86	>	assertFalse(p2.prestartCoreThread());
87	>	assertEquals(2, p2.getPoolSize());
88	>	joinPool(p2);
89	>	}
90	>
91	>	/**
92	>	*  prestartAllCoreThreads starts all corePoolSize threads
93	>	*/
94	>	public void testPrestartAllCoreThreads() {
95	>	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
96	>	assertEquals(0, p2.getPoolSize());
97	>	p2.prestartAllCoreThreads();
98	>	assertEquals(2, p2.getPoolSize());
99	>	p2.prestartAllCoreThreads();
100	>	assertEquals(2, p2.getPoolSize());
101	>	joinPool(p2);
102	>	}
103	>
104	>	/**
105	>	*   getCompletedTaskCount increases, but doesn't overestimate,
106	>	*   when tasks complete
107	>	*/
108	>	public void testGetCompletedTaskCount() throws InterruptedException {
109	>	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
110	>	assertEquals(0, p2.getCompletedTaskCount());
111	>	p2.execute(new ShortRunnable());
112	>	Thread.sleep(SMALL_DELAY_MS);
113	>	assertEquals(1, p2.getCompletedTaskCount());
114	>	try { p2.shutdown(); } catch (SecurityException ok) { return; }
115	>	joinPool(p2);
116	>	}
117	>
118	>	/**
119	>	*   getCorePoolSize returns size given in constructor if not otherwise set
120	>	*/
121	>	public void testGetCorePoolSize() {
122	>	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
123	>	assertEquals(1, p1.getCorePoolSize());
124	>	joinPool(p1);
125	>	}
126	>
127	>	/**
128	>	*   getKeepAliveTime returns value given in constructor if not otherwise set
129	>	*/
130	>	public void testGetKeepAliveTime() {
131	>	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
132	>	assertEquals(1, p2.getKeepAliveTime(TimeUnit.SECONDS));
133	>	joinPool(p2);
134	>	}
135	>
136	>
137	>	/**
138	>	* getThreadFactory returns factory in constructor if not set
139	>	*/
140	>	public void testGetThreadFactory() {
141	>	ThreadFactory tf = new SimpleThreadFactory();
142	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), tf, new NoOpREHandler());
143	>	assertSame(tf, p.getThreadFactory());
144	>	joinPool(p);
145	>	}
146	>
147	>	/**
148	>	* setThreadFactory sets the thread factory returned by getThreadFactory
149	>	*/
150	>	public void testSetThreadFactory() {
151	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
152	>	ThreadFactory tf = new SimpleThreadFactory();
153	>	p.setThreadFactory(tf);
154	>	assertSame(tf, p.getThreadFactory());
155	>	joinPool(p);
156		}
157
158	<
158	>
159		/**
160	<	*  Test to verify that execute successfully executes a runnable
160	>	* setThreadFactory(null) throws NPE
161		*/
162	<	public void testExecute(){
163	<	ThreadPoolExecutor one = new ThreadPoolExecutor(1, 1, 1, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
162	>	public void testSetThreadFactoryNull() {
163	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
164		try {
165	<	one.execute(new Runnable(){
166	<	public void run(){
167	<	try{
58	<	Thread.sleep(SHORT_DELAY_MS);
59	<	}catch(InterruptedException e){
60	<	fail("unexpected exception");
61	<	}
62	<	}
63	<	});
64	<	Thread.sleep(SHORT_DELAY_MS * 2);
65	<	}catch(InterruptedException e){
66	<	fail("unexpected exception");
165	>	p.setThreadFactory(null);
166	>	shouldThrow();
167	>	} catch (NullPointerException success) {
168		} finally {
169	<	one.shutdown();
169	>	joinPool(p);
170		}
171		}
172
173		/**
174	<	*  Test to verify getActiveCount gives correct values
174	>	* getRejectedExecutionHandler returns handler in constructor if not set
175	>	*/
176	>	public void testGetRejectedExecutionHandler() {
177	>	RejectedExecutionHandler h = new NoOpREHandler();
178	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), h);
179	>	assertSame(h, p.getRejectedExecutionHandler());
180	>	joinPool(p);
181	>	}
182	>
183	>	/**
184	>	* setRejectedExecutionHandler sets the handler returned by
185	>	* getRejectedExecutionHandler
186	>	*/
187	>	public void testSetRejectedExecutionHandler() {
188	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
189	>	RejectedExecutionHandler h = new NoOpREHandler();
190	>	p.setRejectedExecutionHandler(h);
191	>	assertSame(h, p.getRejectedExecutionHandler());
192	>	joinPool(p);
193	>	}
194	>
195	>
196	>	/**
197	>	* setRejectedExecutionHandler(null) throws NPE
198		*/
199	<	public void testGetActiveCount(){
200	<	ThreadPoolExecutor two = new ThreadPoolExecutor(2, 2, 1, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
199	>	public void testSetRejectedExecutionHandlerNull() {
200	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
201		try {
202	<	assertEquals(0, two.getActiveCount());
203	<	two.execute(newRunnable());
204	<	try{Thread.sleep(10);}catch(Exception e){}
81	<	assertEquals(1, two.getActiveCount());
202	>	p.setRejectedExecutionHandler(null);
203	>	shouldThrow();
204	>	} catch (NullPointerException success) {
205		} finally {
206	<	two.shutdown();
206	>	joinPool(p);
207		}
208		}
209	<
209	>
210	>
211	>	/**
212	>	*   getLargestPoolSize increases, but doesn't overestimate, when
213	>	*   multiple threads active
214	>	*/
215	>	public void testGetLargestPoolSize() throws InterruptedException {
216	>	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
217	>	assertEquals(0, p2.getLargestPoolSize());
218	>	p2.execute(new MediumRunnable());
219	>	p2.execute(new MediumRunnable());
220	>	Thread.sleep(SHORT_DELAY_MS);
221	>	assertEquals(2, p2.getLargestPoolSize());
222	>	joinPool(p2);
223	>	}
224	>
225	>	/**
226	>	*   getMaximumPoolSize returns value given in constructor if not
227	>	*   otherwise set
228	>	*/
229	>	public void testGetMaximumPoolSize() {
230	>	ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
231	>	assertEquals(2, p2.getMaximumPoolSize());
232	>	joinPool(p2);
233	>	}
234	>
235	>	/**
236	>	*   getPoolSize increases, but doesn't overestimate, when threads
237	>	*   become active
238	>	*/
239	>	public void testGetPoolSize() {
240	>	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
241	>	assertEquals(0, p1.getPoolSize());
242	>	p1.execute(new MediumRunnable());
243	>	assertEquals(1, p1.getPoolSize());
244	>	joinPool(p1);
245	>	}
246	>
247	>	/**
248	>	*  getTaskCount increases, but doesn't overestimate, when tasks submitted
249	>	*/
250	>	public void testGetTaskCount() throws InterruptedException {
251	>	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
252	>	assertEquals(0, p1.getTaskCount());
253	>	p1.execute(new MediumRunnable());
254	>	Thread.sleep(SHORT_DELAY_MS);
255	>	assertEquals(1, p1.getTaskCount());
256	>	joinPool(p1);
257	>	}
258	>
259	>	/**
260	>	*   isShutDown is false before shutdown, true after
261	>	*/
262	>	public void testIsShutdown() {
263	>
264	>	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
265	>	assertFalse(p1.isShutdown());
266	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
267	>	assertTrue(p1.isShutdown());
268	>	joinPool(p1);
269	>	}
270	>
271	>
272		/**
273	<	*  Test to verify getCompleteTaskCount gives correct values
273	>	*  isTerminated is false before termination, true after
274		*/
275	<	public void testGetCompletedTaskCount(){
276	<	ThreadPoolExecutor two = new ThreadPoolExecutor(2, 2, 1, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
275	>	public void testIsTerminated() throws InterruptedException {
276	>	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
277	>	assertFalse(p1.isTerminated());
278		try {
279	<	assertEquals(0, two.getCompletedTaskCount());
94	<	two.execute(newRunnable());
95	<	try{Thread.sleep(2000);}catch(Exception e){}
96	<	assertEquals(1, two.getCompletedTaskCount());
279	>	p1.execute(new MediumRunnable());
280		} finally {
281	<	two.shutdown();
281	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
282		}
283	+	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
284	+	assertTrue(p1.isTerminated());
285		}
286	<
286	>
287		/**
288	<	*  Test to verify getCorePoolSize gives correct values
288	>	*  isTerminating is not true when running or when terminated
289		*/
290	<	public void testGetCorePoolSize(){
291	<	ThreadPoolExecutor one = new ThreadPoolExecutor(1, 1, 1, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
290	>	public void testIsTerminating() throws InterruptedException {
291	>	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
292	>	assertFalse(p1.isTerminating());
293		try {
294	<	assertEquals(1, one.getCorePoolSize());
294	>	p1.execute(new SmallRunnable());
295	>	assertFalse(p1.isTerminating());
296		} finally {
297	<	one.shutdown();
297	>	try { p1.shutdown(); } catch (SecurityException ok) { return; }
298		}
299	+	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
300	+	assertTrue(p1.isTerminated());
301	+	assertFalse(p1.isTerminating());
302		}
303	<
303	>
304		/**
305	<	*  Test to verify getKeepAliveTime gives correct values
305	>	* getQueue returns the work queue, which contains queued tasks
306		*/
307	<	public void testGetKeepAliveTime(){
308	<	ThreadPoolExecutor two = new ThreadPoolExecutor(2, 2, 1, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
307	>	public void testGetQueue() throws InterruptedException {
308	>	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
309	>	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, q);
310	>	FutureTask[] tasks = new FutureTask[5];
311	>	for (int i = 0; i < 5; i++) {
312	>	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
313	>	p1.execute(tasks[i]);
314	>	}
315		try {
316	<	assertEquals(1, two.getKeepAliveTime(TimeUnit.SECONDS));
316	>	Thread.sleep(SHORT_DELAY_MS);
317	>	BlockingQueue<Runnable> wq = p1.getQueue();
318	>	assertSame(q, wq);
319	>	assertFalse(wq.contains(tasks[0]));
320	>	assertTrue(wq.contains(tasks[4]));
321	>	for (int i = 1; i < 5; ++i)
322	>	tasks[i].cancel(true);
323	>	p1.shutdownNow();
324		} finally {
325	<	two.shutdown();
325	>	joinPool(p1);
326		}
327		}
328	<
328	>
329		/**
330	<	*  Test to verify getLargestPoolSize gives correct values
330	>	* remove(task) removes queued task, and fails to remove active task
331		*/
332	<	public void testGetLargestPoolSize(){
333	<	ThreadPoolExecutor two = new ThreadPoolExecutor(2, 2, 1, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
332	>	public void testRemove() throws InterruptedException {
333	>	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
334	>	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, q);
335	>	FutureTask[] tasks = new FutureTask[5];
336	>	for (int i = 0; i < 5; i++) {
337	>	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
338	>	p1.execute(tasks[i]);
339	>	}
340		try {
341	<	assertEquals(0, two.getLargestPoolSize());
342	<	two.execute(newRunnable());
343	<	two.execute(newRunnable());
344	<	try{Thread.sleep(SHORT_DELAY_MS);} catch(Exception e){}
345	<	assertEquals(2, two.getLargestPoolSize());
341	>	Thread.sleep(SHORT_DELAY_MS);
342	>	assertFalse(p1.remove(tasks[0]));
343	>	assertTrue(q.contains(tasks[4]));
344	>	assertTrue(q.contains(tasks[3]));
345	>	assertTrue(p1.remove(tasks[4]));
346	>	assertFalse(p1.remove(tasks[4]));
347	>	assertFalse(q.contains(tasks[4]));
348	>	assertTrue(q.contains(tasks[3]));
349	>	assertTrue(p1.remove(tasks[3]));
350	>	assertFalse(q.contains(tasks[3]));
351		} finally {
352	<	two.shutdown();
352	>	joinPool(p1);
353	>	}
354	>	}
355	>
356	>	/**
357	>	*   purge removes cancelled tasks from the queue
358	>	*/
359	>	public void testPurge() {
360	>	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
361	>	FutureTask[] tasks = new FutureTask[5];
362	>	for (int i = 0; i < 5; i++) {
363	>	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
364	>	p1.execute(tasks[i]);
365	>	}
366	>	tasks[4].cancel(true);
367	>	tasks[3].cancel(true);
368	>	p1.purge();
369	>	long count = p1.getTaskCount();
370	>	assertTrue(count >= 2 && count < 5);
371	>	joinPool(p1);
372	>	}
373	>
374	>	/**
375	>	*  shutDownNow returns a list containing tasks that were not run
376	>	*/
377	>	public void testShutDownNow() {
378	>	ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
379	>	List l;
380	>	try {
381	>	for (int i = 0; i < 5; i++)
382	>	p1.execute(new MediumPossiblyInterruptedRunnable());
383	>	}
384	>	finally {
385	>	try {
386	>	l = p1.shutdownNow();
387	>	} catch (SecurityException ok) { return; }
388	>
389		}
390	+	assertTrue(p1.isShutdown());
391	+	assertTrue(l.size() <= 4);
392	+	}
393	+
394	+	// Exception Tests
395	+
396	+
397	+	/**
398	+	* Constructor throws if corePoolSize argument is less than zero
399	+	*/
400	+	public void testConstructor1() {
401	+	try {
402	+	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
403	+	shouldThrow();
404	+	} catch (IllegalArgumentException success) {}
405	+	}
406	+
407	+	/**
408	+	* Constructor throws if maximumPoolSize is less than zero
409	+	*/
410	+	public void testConstructor2() {
411	+	try {
412	+	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
413	+	shouldThrow();
414	+	} catch (IllegalArgumentException success) {}
415	+	}
416	+
417	+	/**
418	+	* Constructor throws if maximumPoolSize is equal to zero
419	+	*/
420	+	public void testConstructor3() {
421	+	try {
422	+	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
423	+	shouldThrow();
424	+	} catch (IllegalArgumentException success) {}
425	+	}
426	+
427	+	/**
428	+	* Constructor throws if keepAliveTime is less than zero
429	+	*/
430	+	public void testConstructor4() {
431	+	try {
432	+	new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
433	+	shouldThrow();
434	+	} catch (IllegalArgumentException success) {}
435	+	}
436	+
437	+	/**
438	+	* Constructor throws if corePoolSize is greater than the maximumPoolSize
439	+	*/
440	+	public void testConstructor5() {
441	+	try {
442	+	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
443	+	shouldThrow();
444	+	} catch (IllegalArgumentException success) {}
445	+	}
446	+
447	+	/**
448	+	* Constructor throws if workQueue is set to null
449	+	*/
450	+	public void testConstructorNullPointerException() {
451	+	try {
452	+	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null);
453	+	shouldThrow();
454	+	} catch (NullPointerException success) {}
455	+	}
456	+
457	+
458	+
459	+	/**
460	+	* Constructor throws if corePoolSize argument is less than zero
461	+	*/
462	+	public void testConstructor6() {
463	+	try {
464	+	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
465	+	shouldThrow();
466	+	} catch (IllegalArgumentException success) {}
467	+	}
468	+
469	+	/**
470	+	* Constructor throws if maximumPoolSize is less than zero
471	+	*/
472	+	public void testConstructor7() {
473	+	try {
474	+	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
475	+	shouldThrow();
476	+	} catch (IllegalArgumentException success) {}
477	+	}
478	+
479	+	/**
480	+	* Constructor throws if maximumPoolSize is equal to zero
481	+	*/
482	+	public void testConstructor8() {
483	+	try {
484	+	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
485	+	shouldThrow();
486	+	} catch (IllegalArgumentException success) {}
487	+	}
488	+
489	+	/**
490	+	* Constructor throws if keepAliveTime is less than zero
491	+	*/
492	+	public void testConstructor9() {
493	+	try {
494	+	new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
495	+	shouldThrow();
496	+	} catch (IllegalArgumentException success) {}
497	+	}
498	+
499	+	/**
500	+	* Constructor throws if corePoolSize is greater than the maximumPoolSize
501	+	*/
502	+	public void testConstructor10() {
503	+	try {
504	+	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
505	+	shouldThrow();
506	+	} catch (IllegalArgumentException success) {}
507	+	}
508	+
509	+	/**
510	+	* Constructor throws if workQueue is set to null
511	+	*/
512	+	public void testConstructorNullPointerException2() {
513	+	try {
514	+	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory());
515	+	shouldThrow();
516	+	} catch (NullPointerException success) {}
517	+	}
518	+
519	+	/**
520	+	* Constructor throws if threadFactory is set to null
521	+	*/
522	+	public void testConstructorNullPointerException3() {
523	+	try {
524	+	ThreadFactory f = null;
525	+	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f);
526	+	shouldThrow();
527	+	} catch (NullPointerException success) {}
528	+	}
529	+
530	+
531	+	/**
532	+	* Constructor throws if corePoolSize argument is less than zero
533	+	*/
534	+	public void testConstructor11() {
535	+	try {
536	+	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
537	+	shouldThrow();
538	+	} catch (IllegalArgumentException success) {}
539	+	}
540	+
541	+	/**
542	+	* Constructor throws if maximumPoolSize is less than zero
543	+	*/
544	+	public void testConstructor12() {
545	+	try {
546	+	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
547	+	shouldThrow();
548	+	} catch (IllegalArgumentException success) {}
549	+	}
550	+
551	+	/**
552	+	* Constructor throws if maximumPoolSize is equal to zero
553	+	*/
554	+	public void testConstructor13() {
555	+	try {
556	+	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
557	+	shouldThrow();
558	+	} catch (IllegalArgumentException success) {}
559	+	}
560	+
561	+	/**
562	+	* Constructor throws if keepAliveTime is less than zero
563	+	*/
564	+	public void testConstructor14() {
565	+	try {
566	+	new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
567	+	shouldThrow();
568	+	} catch (IllegalArgumentException success) {}
569	+	}
570	+
571	+	/**
572	+	* Constructor throws if corePoolSize is greater than the maximumPoolSize
573	+	*/
574	+	public void testConstructor15() {
575	+	try {
576	+	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
577	+	shouldThrow();
578	+	} catch (IllegalArgumentException success) {}
579	+	}
580	+
581	+	/**
582	+	* Constructor throws if workQueue is set to null
583	+	*/
584	+	public void testConstructorNullPointerException4() {
585	+	try {
586	+	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null,new NoOpREHandler());
587	+	shouldThrow();
588	+	} catch (NullPointerException success) {}
589	+	}
590	+
591	+	/**
592	+	* Constructor throws if handler is set to null
593	+	*/
594	+	public void testConstructorNullPointerException5() {
595	+	try {
596	+	RejectedExecutionHandler r = null;
597	+	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r);
598	+	shouldThrow();
599	+	} catch (NullPointerException success) {}
600	+	}
601	+
602	+
603	+	/**
604	+	* Constructor throws if corePoolSize argument is less than zero
605	+	*/
606	+	public void testConstructor16() {
607	+	try {
608	+	new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
609	+	shouldThrow();
610	+	} catch (IllegalArgumentException success) {}
611	+	}
612	+
613	+	/**
614	+	* Constructor throws if maximumPoolSize is less than zero
615	+	*/
616	+	public void testConstructor17() {
617	+	try {
618	+	new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
619	+	shouldThrow();
620	+	} catch (IllegalArgumentException success) {}
621	+	}
622	+
623	+	/**
624	+	* Constructor throws if maximumPoolSize is equal to zero
625	+	*/
626	+	public void testConstructor18() {
627	+	try {
628	+	new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
629	+	shouldThrow();
630	+	} catch (IllegalArgumentException success) {}
631	+	}
632	+
633	+	/**
634	+	* Constructor throws if keepAliveTime is less than zero
635	+	*/
636	+	public void testConstructor19() {
637	+	try {
638	+	new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
639	+	shouldThrow();
640	+	} catch (IllegalArgumentException success) {}
641		}
642	<
642	>
643		/**
644	<	*  Test to verify getMaximumPoolSize gives correct values
644	>	* Constructor throws if corePoolSize is greater than the maximumPoolSize
645		*/
646	<	public void testGetMaximumPoolSize(){
146	<	ThreadPoolExecutor two = new ThreadPoolExecutor(2, 2, 1, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
646	>	public void testConstructor20() {
647		try {
648	<	assertEquals(2, two.getMaximumPoolSize());
648	>	new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
649	>	shouldThrow();
650	>	} catch (IllegalArgumentException success) {}
651	>	}
652	>
653	>	/**
654	>	* Constructor throws if workQueue is set to null
655	>	*/
656	>	public void testConstructorNullPointerException6() {
657	>	try {
658	>	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler());
659	>	shouldThrow();
660	>	} catch (NullPointerException success) {}
661	>	}
662	>
663	>	/**
664	>	* Constructor throws if handler is set to null
665	>	*/
666	>	public void testConstructorNullPointerException7() {
667	>	try {
668	>	RejectedExecutionHandler r = null;
669	>	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r);
670	>	shouldThrow();
671	>	} catch (NullPointerException success) {}
672	>	}
673	>
674	>	/**
675	>	* Constructor throws if ThreadFactory is set top null
676	>	*/
677	>	public void testConstructorNullPointerException8() {
678	>	try {
679	>	ThreadFactory f = null;
680	>	new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new NoOpREHandler());
681	>	shouldThrow();
682	>	} catch (NullPointerException success) {}
683	>	}
684	>
685	>
686	>	/**
687	>	*  execute throws RejectedExecutionException
688	>	*  if saturated.
689	>	*/
690	>	public void testSaturatedExecute() {
691	>	ThreadPoolExecutor p =
692	>	new ThreadPoolExecutor(1, 1,
693	>	LONG_DELAY_MS, MILLISECONDS,
694	>	new ArrayBlockingQueue<Runnable>(1));
695	>	try {
696	>	for (int i = 0; i < 2; ++i)
697	>	p.execute(new MediumRunnable());
698	>	for (int i = 0; i < 2; ++i) {
699	>	try {
700	>	p.execute(new MediumRunnable());
701	>	shouldThrow();
702	>	} catch (RejectedExecutionException success) {}
703	>	}
704		} finally {
705	<	two.shutdown();
705	>	joinPool(p);
706		}
707		}
708	<
708	>
709		/**
710	<	*  Test to verify getPoolSize gives correct values
710	>	*  executor using CallerRunsPolicy runs task if saturated.
711		*/
712	<	public void testGetPoolSize(){
713	<	ThreadPoolExecutor one = new ThreadPoolExecutor(1, 1, 1, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
714	<	try {
715	<	assertEquals(0, one.getPoolSize());
716	<	one.execute(newRunnable());
717	<	assertEquals(1, one.getPoolSize());
712	>	public void testSaturatedExecute2() {
713	>	RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
714	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
715	>	try {
716	>
717	>	TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
718	>	for (int i = 0; i < 5; ++i) {
719	>	tasks[i] = new TrackedNoOpRunnable();
720	>	}
721	>	TrackedLongRunnable mr = new TrackedLongRunnable();
722	>	p.execute(mr);
723	>	for (int i = 0; i < 5; ++i) {
724	>	p.execute(tasks[i]);
725	>	}
726	>	for (int i = 1; i < 5; ++i) {
727	>	assertTrue(tasks[i].done);
728	>	}
729	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
730		} finally {
731	<	one.shutdown();
731	>	joinPool(p);
732		}
733		}
734	<
734	>
735		/**
736	<	*  Test to verify getTaskCount gives correct values
736	>	*  executor using DiscardPolicy drops task if saturated.
737		*/
738	<	public void testGetTaskCount(){
739	<	ThreadPoolExecutor one = new ThreadPoolExecutor(1, 1, 1, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
738	>	public void testSaturatedExecute3() {
739	>	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
740	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
741		try {
742	<	assertEquals(0, one.getTaskCount());
743	<	for(int i = 0; i < 5; i++)
744	<	one.execute(newRunnable());
745	<	try{Thread.sleep(SHORT_DELAY_MS);}catch(Exception e){}
746	<	assertEquals(5, one.getTaskCount());
742	>
743	>	TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
744	>	for (int i = 0; i < 5; ++i) {
745	>	tasks[i] = new TrackedNoOpRunnable();
746	>	}
747	>	p.execute(new TrackedLongRunnable());
748	>	for (int i = 0; i < 5; ++i) {
749	>	p.execute(tasks[i]);
750	>	}
751	>	for (int i = 0; i < 5; ++i) {
752	>	assertFalse(tasks[i].done);
753	>	}
754	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
755		} finally {
756	<	one.shutdown();
756	>	joinPool(p);
757		}
758		}
759	<
759	>
760		/**
761	<	*  Test to verify isShutDown gives correct values
761	>	*  executor using DiscardOldestPolicy drops oldest task if saturated.
762		*/
763	<	public void testIsShutdown(){
764	<
765	<	ThreadPoolExecutor one = new ThreadPoolExecutor(1, 1, 1, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
763	>	public void testSaturatedExecute4() {
764	>	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
765	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
766		try {
767	<	assertFalse(one.isShutdown());
767	>	p.execute(new TrackedLongRunnable());
768	>	TrackedLongRunnable r2 = new TrackedLongRunnable();
769	>	p.execute(r2);
770	>	assertTrue(p.getQueue().contains(r2));
771	>	TrackedNoOpRunnable r3 = new TrackedNoOpRunnable();
772	>	p.execute(r3);
773	>	assertFalse(p.getQueue().contains(r2));
774	>	assertTrue(p.getQueue().contains(r3));
775	>	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
776	>	} finally {
777	>	joinPool(p);
778		}
779	<	finally {
780	<	one.shutdown();
779	>	}
780	>
781	>	/**
782	>	*  execute throws RejectedExecutionException if shutdown
783	>	*/
784	>	public void testRejectedExecutionExceptionOnShutdown() {
785	>	ThreadPoolExecutor tpe =
786	>	new ThreadPoolExecutor(1,1,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(1));
787	>	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
788	>	try {
789	>	tpe.execute(new NoOpRunnable());
790	>	shouldThrow();
791	>	} catch (RejectedExecutionException success) {}
792	>
793	>	joinPool(tpe);
794	>	}
795	>
796	>	/**
797	>	*  execute using CallerRunsPolicy drops task on shutdown
798	>	*/
799	>	public void testCallerRunsOnShutdown() {
800	>	RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy();
801	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
802	>
803	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
804	>	try {
805	>	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
806	>	p.execute(r);
807	>	assertFalse(r.done);
808	>	} finally {
809	>	joinPool(p);
810		}
196	–	assertTrue(one.isShutdown());
811		}
812
199	–
813		/**
814	<	*  Test to verify isTerminated gives correct values
202	<	*  Makes sure termination does not take an innapropriate
203	<	*  amount of time
814	>	*  execute using DiscardPolicy drops task on shutdown
815		*/
816	<	public void testIsTerminated(){
817	<	ThreadPoolExecutor one = new ThreadPoolExecutor(1, 1, 1, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
816	>	public void testDiscardOnShutdown() {
817	>	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy();
818	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
819	>
820	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
821		try {
822	<	one.execute(newRunnable());
822	>	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
823	>	p.execute(r);
824	>	assertFalse(r.done);
825		} finally {
826	<	one.shutdown();
826	>	joinPool(p);
827		}
212	–	boolean flag = false;
213	–	try{
214	–	flag = one.awaitTermination(10, TimeUnit.SECONDS);
215	–	}catch(Exception e){}
216	–	assertTrue(one.isTerminated());
217	–	if(!flag)
218	–	fail("ThreadPoolExecutor - thread pool did not terminate within suitable timeframe");
828		}
829
830	+
831		/**
832	<	*  Test to verify that purge correctly removes cancelled tasks
223	<	*  from the queue
832	>	*  execute using DiscardOldestPolicy drops task on shutdown
833		*/
834	<	public void testPurge(){
835	<	ThreadPoolExecutor one = new ThreadPoolExecutor(1, 1, 1, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
834	>	public void testDiscardOldestOnShutdown() {
835	>	RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy();
836	>	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
837	>
838	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
839		try {
840	<	CancellableTask[] tasks = new CancellableTask[5];
841	<	for(int i = 0; i < 5; i++){
842	<	tasks[i] = new CancellableTask(newRunnable());
231	<	one.execute(tasks[i]);
232	<	}
233	<	tasks[4].cancel(true);
234	<	tasks[3].cancel(true);
235	<	one.purge();
236	<	long count = one.getTaskCount();
237	<	assertTrue(count >= 2 && count < 5);
840	>	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
841	>	p.execute(r);
842	>	assertFalse(r.done);
843		} finally {
844	<	one.shutdown();
844	>	joinPool(p);
845		}
846		}
847
848	+
849		/**
850	<	*  Test to verify shutDownNow returns a list
245	<	*  containing the correct number of elements
850	>	*  execute (null) throws NPE
851		*/
852	<	public void testShutDownNow(){
853	<	ThreadPoolExecutor one = new ThreadPoolExecutor(1, 1, 1, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
854	<	List l;
852	>	public void testExecuteNull() {
853	>	ThreadPoolExecutor tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
854	>	try {
855	>	tpe.execute(null);
856	>	shouldThrow();
857	>	} catch (NullPointerException success) {}
858	>
859	>	joinPool(tpe);
860	>	}
861	>
862	>	/**
863	>	*  setCorePoolSize of negative value throws IllegalArgumentException
864	>	*/
865	>	public void testCorePoolSizeIllegalArgumentException() {
866	>	ThreadPoolExecutor tpe =
867	>	new ThreadPoolExecutor(1, 2,
868	>	LONG_DELAY_MS, MILLISECONDS,
869	>	new ArrayBlockingQueue<Runnable>(10));
870		try {
871	<	for(int i = 0; i < 5; i++)
872	<	one.execute(newRunnable());
871	>	tpe.setCorePoolSize(-1);
872	>	shouldThrow();
873	>	} catch (IllegalArgumentException success) {
874	>	} finally {
875	>	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
876		}
877	<	finally {
878	<	l = one.shutdownNow();
877	>	joinPool(tpe);
878	>	}
879	>
880	>	/**
881	>	*  setMaximumPoolSize(int) throws IllegalArgumentException if
882	>	*  given a value less the core pool size
883	>	*/
884	>	public void testMaximumPoolSizeIllegalArgumentException() {
885	>	ThreadPoolExecutor tpe =
886	>	new ThreadPoolExecutor(2, 3,
887	>	LONG_DELAY_MS, MILLISECONDS,
888	>	new ArrayBlockingQueue<Runnable>(10));
889	>	try {
890	>	tpe.setMaximumPoolSize(1);
891	>	shouldThrow();
892	>	} catch (IllegalArgumentException success) {
893	>	} finally {
894	>	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
895		}
896	<	assertTrue(one.isShutdown());
258	<	assertTrue(l.size() <= 4);
896	>	joinPool(tpe);
897		}
898
899	<
900	<
901	<
902	<
903	<
904	<	// Exception Tests
905	<
899	>	/**
900	>	*  setMaximumPoolSize throws IllegalArgumentException
901	>	*  if given a negative value
902	>	*/
903	>	public void testMaximumPoolSizeIllegalArgumentException2() {
904	>	ThreadPoolExecutor tpe =
905	>	new ThreadPoolExecutor(2, 3,
906	>	LONG_DELAY_MS, MILLISECONDS,
907	>	new ArrayBlockingQueue<Runnable>(10));
908	>	try {
909	>	tpe.setMaximumPoolSize(-1);
910	>	shouldThrow();
911	>	} catch (IllegalArgumentException success) {
912	>	} finally {
913	>	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
914	>	}
915	>	joinPool(tpe);
916	>	}
917
918	<	//---- Tests if corePoolSize argument is less than zero
919	<	public void testConstructor1() {
920	<	try{
921	<	new ThreadPoolExecutor(-1,1,100L,TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
922	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
918	>
919	>	/**
920	>	*  setKeepAliveTime  throws IllegalArgumentException
921	>	*  when given a negative value
922	>	*/
923	>	public void testKeepAliveTimeIllegalArgumentException() {
924	>	ThreadPoolExecutor tpe =
925	>	new ThreadPoolExecutor(2, 3,
926	>	LONG_DELAY_MS, MILLISECONDS,
927	>	new ArrayBlockingQueue<Runnable>(10));
928	>	try {
929	>	tpe.setKeepAliveTime(-1,MILLISECONDS);
930	>	shouldThrow();
931	>	} catch (IllegalArgumentException success) {
932	>	} finally {
933	>	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
934		}
935	<	catch (IllegalArgumentException i){}
935	>	joinPool(tpe);
936		}
937	<
938	<	//---- Tests if maximumPoolSize is less than zero
939	<	public void testConstructor2() {
940	<	try{
941	<	new ThreadPoolExecutor(1,-1,100L,TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
942	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
937	>
938	>	/**
939	>	* terminated() is called on termination
940	>	*/
941	>	public void testTerminated() {
942	>	ExtendedTPE tpe = new ExtendedTPE();
943	>	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
944	>	assertTrue(tpe.terminatedCalled);
945	>	joinPool(tpe);
946	>	}
947	>
948	>	/**
949	>	* beforeExecute and afterExecute are called when executing task
950	>	*/
951	>	public void testBeforeAfter() throws InterruptedException {
952	>	ExtendedTPE tpe = new ExtendedTPE();
953	>	try {
954	>	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
955	>	tpe.execute(r);
956	>	Thread.sleep(SHORT_DELAY_MS);
957	>	assertTrue(r.done);
958	>	assertTrue(tpe.beforeCalled);
959	>	assertTrue(tpe.afterCalled);
960	>	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
961	>	} finally {
962	>	joinPool(tpe);
963		}
284	–	catch (IllegalArgumentException i2){}
964		}
965	<
966	<	//---- Tests if maximumPoolSize is equal to zero
967	<	public void testConstructor3() {
968	<	try{
969	<	new ThreadPoolExecutor(1,0,100L,TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
970	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
965	>
966	>	/**
967	>	* completed submit of callable returns result
968	>	*/
969	>	public void testSubmitCallable() throws Exception {
970	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
971	>	try {
972	>	Future<String> future = e.submit(new StringTask());
973	>	String result = future.get();
974	>	assertSame(TEST_STRING, result);
975	>	} finally {
976	>	joinPool(e);
977		}
293	–	catch (IllegalArgumentException i3){}
978		}
979
980	<	//---- Tests if keepAliveTime is less than zero
981	<	public void testConstructor4() {
982	<	try{
983	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
984	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
980	>	/**
981	>	* completed submit of runnable returns successfully
982	>	*/
983	>	public void testSubmitRunnable() throws Exception {
984	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
985	>	try {
986	>	Future<?> future = e.submit(new NoOpRunnable());
987	>	future.get();
988	>	assertTrue(future.isDone());
989	>	} finally {
990	>	joinPool(e);
991		}
302	–	catch (IllegalArgumentException i4){}
992		}
993
994	<	//---- Tests if corePoolSize is greater than the maximumPoolSize
995	<	public void testConstructor5() {
996	<	try{
997	<	new ThreadPoolExecutor(2,1,100L,TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
998	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
994	>	/**
995	>	* completed submit of (runnable, result) returns result
996	>	*/
997	>	public void testSubmitRunnable2() throws Exception {
998	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
999	>	try {
1000	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
1001	>	String result = future.get();
1002	>	assertSame(TEST_STRING, result);
1003	>	} finally {
1004	>	joinPool(e);
1005		}
311	–	catch (IllegalArgumentException i5){}
1006		}
1007	<
1008	<	//---- Tests if workQueue is set to null
1009	<	public void testNullPointerException() {
1010	<	try{
1011	<	new ThreadPoolExecutor(1,2,100L,TimeUnit.MILLISECONDS,null);
1012	<	fail("ThreadPoolExecutor constructor should throw a NullPointerException");
1007	>
1008	>
1009	>	/**
1010	>	* invokeAny(null) throws NPE
1011	>	*/
1012	>	public void testInvokeAny1() throws Exception {
1013	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1014	>	try {
1015	>	e.invokeAny(null);
1016	>	shouldThrow();
1017	>	} catch (NullPointerException success) {
1018	>	} finally {
1019	>	joinPool(e);
1020		}
320	–	catch (NullPointerException n){}
1021		}
322	–
1022
1023	<
1024	<	//---- Tests if corePoolSize argument is less than zero
1025	<	public void testConstructor6() {
1026	<	try{
1027	<	new ThreadPoolExecutor(-1,1,100L,TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10),new testThread());
1028	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
1029	<	}catch (IllegalArgumentException i6){}
1023	>	/**
1024	>	* invokeAny(empty collection) throws IAE
1025	>	*/
1026	>	public void testInvokeAny2() throws Exception {
1027	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1028	>	try {
1029	>	e.invokeAny(new ArrayList<Callable<String>>());
1030	>	shouldThrow();
1031	>	} catch (IllegalArgumentException success) {
1032	>	} finally {
1033	>	joinPool(e);
1034	>	}
1035		}
1036	<
1037	<	//---- Tests if maximumPoolSize is less than zero
1038	<	public void testConstructor7() {
1039	<	try{
1040	<	new ThreadPoolExecutor(1,-1,100L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new testThread());
1041	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
1036	>
1037	>	/**
1038	>	* invokeAny(c) throws NPE if c has null elements
1039	>	*/
1040	>	public void testInvokeAny3() throws Exception {
1041	>	final CountDownLatch latch = new CountDownLatch(1);
1042	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1043	>	try {
1044	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1045	>	l.add(new Callable<String>() {
1046	>	public String call() {
1047	>	try {
1048	>	latch.await();
1049	>	} catch (InterruptedException ok) {}
1050	>	return TEST_STRING;
1051	>	}});
1052	>	l.add(null);
1053	>	e.invokeAny(l);
1054	>	shouldThrow();
1055	>	} catch (NullPointerException success) {
1056	>	} finally {
1057	>	latch.countDown();
1058	>	joinPool(e);
1059		}
339	–	catch (IllegalArgumentException i7){}
1060		}
1061
1062	<	//---- Tests if maximumPoolSize is equal to zero
1063	<	public void testConstructor8() {
1064	<	try{
1065	<	new ThreadPoolExecutor(1,0,100L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new testThread());
1066	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
1062	>	/**
1063	>	* invokeAny(c) throws ExecutionException if no task completes
1064	>	*/
1065	>	public void testInvokeAny4() throws Exception {
1066	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1067	>	try {
1068	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1069	>	l.add(new NPETask());
1070	>	e.invokeAny(l);
1071	>	shouldThrow();
1072	>	} catch (ExecutionException success) {
1073	>	assertTrue(success.getCause() instanceof NullPointerException);
1074	>	} finally {
1075	>	joinPool(e);
1076		}
348	–	catch (IllegalArgumentException i8){}
1077		}
1078
1079	<	//---- Tests if keepAliveTime is less than zero
1080	<	public void testConstructor9() {
1081	<	try{
1082	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new testThread());
1083	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
1079	>	/**
1080	>	* invokeAny(c) returns result of some task
1081	>	*/
1082	>	public void testInvokeAny5() throws Exception {
1083	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1084	>	try {
1085	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1086	>	l.add(new StringTask());
1087	>	l.add(new StringTask());
1088	>	String result = e.invokeAny(l);
1089	>	assertSame(TEST_STRING, result);
1090	>	} finally {
1091	>	joinPool(e);
1092		}
357	–	catch (IllegalArgumentException i9){}
1093		}
1094
1095	<	//---- Tests if corePoolSize is greater than the maximumPoolSize
1096	<	public void testConstructor10() {
1097	<	try{
1098	<	new ThreadPoolExecutor(2,1,100L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new testThread());
1099	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
1095	>	/**
1096	>	* invokeAll(null) throws NPE
1097	>	*/
1098	>	public void testInvokeAll1() throws Exception {
1099	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1100	>	try {
1101	>	e.invokeAll(null);
1102	>	shouldThrow();
1103	>	} catch (NullPointerException success) {
1104	>	} finally {
1105	>	joinPool(e);
1106		}
366	–	catch (IllegalArgumentException i10){}
1107		}
1108
1109	<	//---- Tests if workQueue is set to null
1110	<	public void testNullPointerException2() {
1111	<	try{
1112	<	new ThreadPoolExecutor(1,2,100L,TimeUnit.MILLISECONDS,null,new testThread());
1113	<	fail("ThreadPoolExecutor constructor should throw a NullPointerException");
1109	>	/**
1110	>	* invokeAll(empty collection) returns empty collection
1111	>	*/
1112	>	public void testInvokeAll2() throws InterruptedException {
1113	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1114	>	try {
1115	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
1116	>	assertTrue(r.isEmpty());
1117	>	} finally {
1118	>	joinPool(e);
1119		}
375	–	catch (NullPointerException n2){}
1120		}
1121
1122	<	//---- Tests if threadFactory is set to null
1123	<	public void testNullPointerException3() {
1124	<	try{
1125	<	ThreadFactory f = null;
1126	<	new ThreadPoolExecutor(1,2,100L,TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f);
1127	<	fail("ThreadPoolExecutor constructor should throw a NullPointerException");
1122	>	/**
1123	>	* invokeAll(c) throws NPE if c has null elements
1124	>	*/
1125	>	public void testInvokeAll3() throws Exception {
1126	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1127	>	try {
1128	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1129	>	l.add(new StringTask());
1130	>	l.add(null);
1131	>	e.invokeAll(l);
1132	>	shouldThrow();
1133	>	} catch (NullPointerException success) {
1134	>	} finally {
1135	>	joinPool(e);
1136		}
385	–	catch (NullPointerException n3){}
1137		}
1138	<
1139	<
1140	<	//---- Tests if corePoolSize argument is less than zero
1141	<	public void testConstructor11() {
1142	<	try{
1143	<	new ThreadPoolExecutor(-1,1,100L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new testReject());
1144	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
1138	>
1139	>	/**
1140	>	* get of element of invokeAll(c) throws exception on failed task
1141	>	*/
1142	>	public void testInvokeAll4() throws Exception {
1143	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1144	>	try {
1145	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1146	>	l.add(new NPETask());
1147	>	List<Future<String>> result = e.invokeAll(l);
1148	>	assertEquals(1, result.size());
1149	>	for (Future<String> future : result) {
1150	>	try {
1151	>	future.get();
1152	>	shouldThrow();
1153	>	} catch (ExecutionException success) {
1154	>	Throwable cause = success.getCause();
1155	>	assertTrue(cause instanceof NullPointerException);
1156	>	}
1157	>	}
1158	>	} finally {
1159	>	joinPool(e);
1160		}
395	–	catch (IllegalArgumentException i11){}
1161		}
1162
1163	<	//---- Tests if maximumPoolSize is less than zero
1164	<	public void testConstructor12() {
1165	<	try{
1166	<	new ThreadPoolExecutor(1,-1,100L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new testReject());
1167	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
1163	>	/**
1164	>	* invokeAll(c) returns results of all completed tasks
1165	>	*/
1166	>	public void testInvokeAll5() throws Exception {
1167	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1168	>	try {
1169	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1170	>	l.add(new StringTask());
1171	>	l.add(new StringTask());
1172	>	List<Future<String>> result = e.invokeAll(l);
1173	>	assertEquals(2, result.size());
1174	>	for (Future<String> future : result)
1175	>	assertSame(TEST_STRING, future.get());
1176	>	} finally {
1177	>	joinPool(e);
1178		}
404	–	catch (IllegalArgumentException i12){}
1179		}
1180
1181	<	//---- Tests if maximumPoolSize is equal to zero
1182	<	public void testConstructor13() {
1183	<	try{
1184	<	new ThreadPoolExecutor(1,0,100L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new testReject());
1185	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
1181	>
1182	>
1183	>	/**
1184	>	* timed invokeAny(null) throws NPE
1185	>	*/
1186	>	public void testTimedInvokeAny1() throws Exception {
1187	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1188	>	try {
1189	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1190	>	shouldThrow();
1191	>	} catch (NullPointerException success) {
1192	>	} finally {
1193	>	joinPool(e);
1194		}
413	–	catch (IllegalArgumentException i13){}
1195		}
1196
1197	<	//---- Tests if keepAliveTime is less than zero
1198	<	public void testConstructor14() {
1199	<	try{
1200	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new testReject());
1201	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
1197	>	/**
1198	>	* timed invokeAny(,,null) throws NPE
1199	>	*/
1200	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1201	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1202	>	try {
1203	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1204	>	l.add(new StringTask());
1205	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1206	>	shouldThrow();
1207	>	} catch (NullPointerException success) {
1208	>	} finally {
1209	>	joinPool(e);
1210		}
422	–	catch (IllegalArgumentException i14){}
1211		}
1212
1213	<	//---- Tests if corePoolSize is greater than the maximumPoolSize
1214	<	public void testConstructor15() {
1215	<	try{
1216	<	new ThreadPoolExecutor(2,1,100L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new testReject());
1217	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
1213	>	/**
1214	>	* timed invokeAny(empty collection) throws IAE
1215	>	*/
1216	>	public void testTimedInvokeAny2() throws Exception {
1217	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1218	>	try {
1219	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1220	>	shouldThrow();
1221	>	} catch (IllegalArgumentException success) {
1222	>	} finally {
1223	>	joinPool(e);
1224		}
431	–	catch (IllegalArgumentException i15){}
1225		}
1226
1227	<	//---- Tests if workQueue is set to null
1228	<	public void testNullPointerException4() {
1229	<	try{
1230	<	new ThreadPoolExecutor(1,2,100L,TimeUnit.MILLISECONDS,null,new testReject());
1231	<	fail("ThreadPoolExecutor constructor should throw a NullPointerException");
1227	>	/**
1228	>	* timed invokeAny(c) throws NPE if c has null elements
1229	>	*/
1230	>	public void testTimedInvokeAny3() throws Exception {
1231	>	final CountDownLatch latch = new CountDownLatch(1);
1232	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1233	>	try {
1234	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1235	>	l.add(new Callable<String>() {
1236	>	public String call() {
1237	>	try {
1238	>	latch.await();
1239	>	} catch (InterruptedException ok) {}
1240	>	return TEST_STRING;
1241	>	}});
1242	>	l.add(null);
1243	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1244	>	shouldThrow();
1245	>	} catch (NullPointerException success) {
1246	>	} finally {
1247	>	latch.countDown();
1248	>	joinPool(e);
1249		}
440	–	catch (NullPointerException n4){}
1250		}
1251
1252	<	//---- Tests if handler is set to null
1253	<	public void testNullPointerException5() {
1254	<	try{
1255	<	RejectedExecutionHandler r = null;
1256	<	new ThreadPoolExecutor(1,2,100L,TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r);
1257	<	fail("ThreadPoolExecutor constructor should throw a NullPointerException");
1252	>	/**
1253	>	* timed invokeAny(c) throws ExecutionException if no task completes
1254	>	*/
1255	>	public void testTimedInvokeAny4() throws Exception {
1256	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1257	>	try {
1258	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1259	>	l.add(new NPETask());
1260	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1261	>	shouldThrow();
1262	>	} catch (ExecutionException success) {
1263	>	assertTrue(success.getCause() instanceof NullPointerException);
1264	>	} finally {
1265	>	joinPool(e);
1266		}
450	–	catch (NullPointerException n5){}
1267		}
1268
1269	<
1270	<	//---- Tests if corePoolSize argument is less than zero
1271	<	public void testConstructor16() {
1272	<	try{
1273	<	new ThreadPoolExecutor(-1,1,100L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new testThread(),new testReject());
1274	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
1269	>	/**
1270	>	* timed invokeAny(c) returns result of some task
1271	>	*/
1272	>	public void testTimedInvokeAny5() throws Exception {
1273	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1274	>	try {
1275	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1276	>	l.add(new StringTask());
1277	>	l.add(new StringTask());
1278	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1279	>	assertSame(TEST_STRING, result);
1280	>	} finally {
1281	>	joinPool(e);
1282		}
460	–	catch (IllegalArgumentException i16){}
1283		}
1284
1285	<	//---- Tests if maximumPoolSize is less than zero
1286	<	public void testConstructor17() {
1287	<	try{
1288	<	new ThreadPoolExecutor(1,-1,100L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new testThread(),new testReject());
1289	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
1285	>	/**
1286	>	* timed invokeAll(null) throws NPE
1287	>	*/
1288	>	public void testTimedInvokeAll1() throws Exception {
1289	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1290	>	try {
1291	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1292	>	shouldThrow();
1293	>	} catch (NullPointerException success) {
1294	>	} finally {
1295	>	joinPool(e);
1296		}
469	–	catch (IllegalArgumentException i17){}
1297		}
1298
1299	<	//---- Tests if maximumPoolSize is equal to zero
1300	<	public void testConstructor18() {
1301	<	try{
1302	<	new ThreadPoolExecutor(1,0,100L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new testThread(),new testReject());
1303	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
1299	>	/**
1300	>	* timed invokeAll(,,null) throws NPE
1301	>	*/
1302	>	public void testTimedInvokeAllNullTimeUnit() throws Exception {
1303	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1304	>	try {
1305	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1306	>	l.add(new StringTask());
1307	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1308	>	shouldThrow();
1309	>	} catch (NullPointerException success) {
1310	>	} finally {
1311	>	joinPool(e);
1312		}
478	–	catch (IllegalArgumentException i18){}
1313		}
1314
1315	<	//---- Tests if keepAliveTime is less than zero
1316	<	public void testConstructor19() {
1317	<	try{
1318	<	new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new testThread(),new testReject());
1319	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
1315	>	/**
1316	>	* timed invokeAll(empty collection) returns empty collection
1317	>	*/
1318	>	public void testTimedInvokeAll2() throws InterruptedException {
1319	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1320	>	try {
1321	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1322	>	assertTrue(r.isEmpty());
1323	>	} finally {
1324	>	joinPool(e);
1325		}
487	–	catch (IllegalArgumentException i19){}
1326		}
1327
1328	<	//---- Tests if corePoolSize is greater than the maximumPoolSize
1329	<	public void testConstructor20() {
1330	<	try{
1331	<	new ThreadPoolExecutor(2,1,100L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new testThread(),new testReject());
1332	<	fail("ThreadPoolExecutor constructor should throw an IllegalArgumentException");
1328	>	/**
1329	>	* timed invokeAll(c) throws NPE if c has null elements
1330	>	*/
1331	>	public void testTimedInvokeAll3() throws Exception {
1332	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1333	>	try {
1334	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1335	>	l.add(new StringTask());
1336	>	l.add(null);
1337	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1338	>	shouldThrow();
1339	>	} catch (NullPointerException success) {
1340	>	} finally {
1341	>	joinPool(e);
1342		}
496	–	catch (IllegalArgumentException i20){}
1343		}
1344
1345	<	//---- Tests if workQueue is set to null
1346	<	public void testNullPointerException6() {
1347	<	try{
1348	<	new ThreadPoolExecutor(1,2,100L,TimeUnit.MILLISECONDS,null,new testThread(),new testReject());
1349	<	fail("ThreadPoolExecutor constructor should throw a NullPointerException");
1345	>	/**
1346	>	* get of element of invokeAll(c) throws exception on failed task
1347	>	*/
1348	>	public void testTimedInvokeAll4() throws Exception {
1349	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1350	>	try {
1351	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1352	>	l.add(new NPETask());
1353	>	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1354	>	assertEquals(1, result.size());
1355	>	for (Future<String> future : result)
1356	>	future.get();
1357	>	shouldThrow();
1358	>	} catch (ExecutionException success) {
1359	>	assertTrue(success.getCause() instanceof NullPointerException);
1360	>	} finally {
1361	>	joinPool(e);
1362		}
505	–	catch (NullPointerException n6){}
1363		}
1364
1365	<	//---- Tests if handler is set to null
1366	<	public void testNullPointerException7() {
1367	<	try{
1368	<	RejectedExecutionHandler r = null;
1369	<	new ThreadPoolExecutor(1,2,100L,TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new testThread(),r);
1370	<	fail("ThreadPoolExecutor constructor should throw a NullPointerException");
1365	>	/**
1366	>	* timed invokeAll(c) returns results of all completed tasks
1367	>	*/
1368	>	public void testTimedInvokeAll5() throws Exception {
1369	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1370	>	try {
1371	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1372	>	l.add(new StringTask());
1373	>	l.add(new StringTask());
1374	>	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1375	>	assertEquals(2, result.size());
1376	>	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1377	>	assertSame(TEST_STRING, it.next().get());
1378	>	} finally {
1379	>	joinPool(e);
1380		}
515	–	catch (NullPointerException n7){}
1381		}
1382
1383	<	//---- Tests if ThradFactory is set top null
1384	<	public void testNullPointerException8() {
1385	<	try{
1386	<	ThreadFactory f = null;
1387	<	new ThreadPoolExecutor(1,2,100L,TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new testReject());
1388	<	fail("ThreadPoolExecutor constructor should throw a NullPointerException");
1383	>	/**
1384	>	* timed invokeAll(c) cancels tasks not completed by timeout
1385	>	*/
1386	>	public void testTimedInvokeAll6() throws Exception {
1387	>	ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1388	>	try {
1389	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1390	>	l.add(new StringTask());
1391	>	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1392	>	l.add(new StringTask());
1393	>	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1394	>	assertEquals(3, result.size());
1395	>	Iterator<Future<String>> it = result.iterator();
1396	>	Future<String> f1 = it.next();
1397	>	Future<String> f2 = it.next();
1398	>	Future<String> f3 = it.next();
1399	>	assertTrue(f1.isDone());
1400	>	assertTrue(f2.isDone());
1401	>	assertTrue(f3.isDone());
1402	>	assertFalse(f1.isCancelled());
1403	>	assertTrue(f2.isCancelled());
1404	>	} finally {
1405	>	joinPool(e);
1406		}
525	–	catch (NullPointerException n8){}
1407		}
527	–
1408
1409		/**
1410	<	*  Test to verify execute will throw RejectedExcutionException
1411	<	*  ThreadPoolExecutor will throw one when more runnables are
1412	<	*  executed then will fit in the Queue.
1413	<	*/
1414	<	public void testRejectedExecutedException(){
1415	<	ThreadPoolExecutor tpe = null;
1416	<	try{
1417	<	tpe = new ThreadPoolExecutor(1,1,100,TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(1));
1418	<	}catch(Exception e){}
1419	<	tpe.shutdown();
1420	<	try{
541	<	tpe.execute(new Runnable(){
542	<	public void run(){
543	<	try{
544	<	Thread.sleep(1000);
545	<	}catch(InterruptedException e){}
546	<	}
547	<	});
548	<	fail("ThreadPoolExecutor - void execute(Runnable) should throw RejectedExecutionException");
549	<	}catch(RejectedExecutionException sucess){}
550	<
551	<
552	<	}
553	<
554	<	/**
555	<	*  Test to verify setCorePoolSize will throw IllegalArgumentException
556	<	*  when given a negative
557	<	*/
558	<	public void testIllegalArgumentException1(){
559	<	ThreadPoolExecutor tpe = null;
560	<	try{
561	<	tpe = new ThreadPoolExecutor(1,2,100,TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
562	<	}catch(Exception e){}
563	<	try{
564	<	tpe.setCorePoolSize(-1);
565	<	fail("ThreadPoolExecutor - void setCorePoolSize(int) should throw IllegalArgumentException");
566	<	}catch(IllegalArgumentException sucess){
567	<	} finally {
568	<	tpe.shutdown();
569	<	}
570	<	}
571	<
572	<
573	<	/**
574	<	*  Test to verify setMaximumPoolSize(int) will throw IllegalArgumentException
575	<	*  if given a value less the it's actual core pool size
576	<	*/
577	<	public void testIllegalArgumentException2(){
578	<	ThreadPoolExecutor tpe = null;
579	<	try{
580	<	tpe = new ThreadPoolExecutor(2,3,100,TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
581	<	}catch(Exception e){}
582	<	try{
583	<	tpe.setMaximumPoolSize(1);
584	<	fail("ThreadPoolExecutor - void setMaximumPoolSize(int) should throw IllegalArgumentException");
585	<	}catch(IllegalArgumentException sucess){
1410	>	* Execution continues if there is at least one thread even if
1411	>	* thread factory fails to create more
1412	>	*/
1413	>	public void testFailingThreadFactory() throws InterruptedException {
1414	>	ExecutorService e = new ThreadPoolExecutor(100, 100, LONG_DELAY_MS, MILLISECONDS, new LinkedBlockingQueue<Runnable>(), new FailingThreadFactory());
1415	>	try {
1416	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1417	>	for (int k = 0; k < 100; ++k) {
1418	>	e.execute(new NoOpRunnable());
1419	>	}
1420	>	Thread.sleep(LONG_DELAY_MS);
1421		} finally {
1422	<	tpe.shutdown();
1422	>	joinPool(e);
1423		}
1424		}
1425	<
1425	>
1426		/**
1427	<	*  Test to verify that setMaximumPoolSize will throw IllegalArgumentException
593	<	*  if given a negative number
1427	>	* allowsCoreThreadTimeOut is by default false.
1428		*/
1429	<	public void testIllegalArgumentException2SP(){
1430	<	ThreadPoolExecutor tpe = null;
1431	<	try{
1432	<	tpe = new ThreadPoolExecutor(2,3,100,TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1433	<	}catch(Exception e){}
1434	<	try{
1435	<	tpe.setMaximumPoolSize(-1);
1436	<	fail("ThreadPoolExecutor - void setMaximumPoolSize(int) should throw IllegalArgumentException");
1437	<	}catch(IllegalArgumentException sucess){
1429	>	public void testAllowsCoreThreadTimeOut() {
1430	>	ThreadPoolExecutor tpe = new ThreadPoolExecutor(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1431	>	assertFalse(tpe.allowsCoreThreadTimeOut());
1432	>	joinPool(tpe);
1433	>	}
1434	>
1435	>	/**
1436	>	* allowCoreThreadTimeOut(true) causes idle threads to time out
1437	>	*/
1438	>	public void testAllowCoreThreadTimeOut_true() throws InterruptedException {
1439	>	ThreadPoolExecutor tpe = new ThreadPoolExecutor(2, 10, 10, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1440	>	tpe.allowCoreThreadTimeOut(true);
1441	>	tpe.execute(new NoOpRunnable());
1442	>	try {
1443	>	Thread.sleep(MEDIUM_DELAY_MS);
1444	>	assertEquals(0, tpe.getPoolSize());
1445		} finally {
1446	<	tpe.shutdown();
1446	>	joinPool(tpe);
1447		}
1448		}
608	–
1449
1450		/**
1451	<	*  Test to verify setKeepAliveTime will throw IllegalArgumentException
612	<	*  when given a negative value
1451	>	* allowCoreThreadTimeOut(false) causes idle threads not to time out
1452		*/
1453	<	public void testIllegalArgumentException3(){
1454	<	ThreadPoolExecutor tpe = null;
1455	<	try{
1456	<	tpe = new ThreadPoolExecutor(2,3,100,TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1457	<	}catch(Exception e){}
1458	<
1459	<	try{
1460	<	tpe.setKeepAliveTime(-1,TimeUnit.MILLISECONDS);
1461	<	fail("ThreadPoolExecutor - void setKeepAliveTime(long, TimeUnit) should throw IllegalArgumentException");
1462	<	}catch(IllegalArgumentException sucess){
1463	<	} finally {
1464	<	tpe.shutdown();
1465	<	}
1466	<	}
1467	<
1468	<
1469	<
1453	>	public void testAllowCoreThreadTimeOut_false() throws InterruptedException {
1454	>	ThreadPoolExecutor tpe = new ThreadPoolExecutor(2, 10, 10, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1455	>	tpe.allowCoreThreadTimeOut(false);
1456	>	tpe.execute(new NoOpRunnable());
1457	>	try {
1458	>	Thread.sleep(MEDIUM_DELAY_MS);
1459	>	assertTrue(tpe.getPoolSize() >= 1);
1460	>	} finally {
1461	>	joinPool(tpe);
1462	>	}
1463	>	}
1464	>
1465	>	/**
1466	>	* execute allows the same task to be submitted multiple times, even
1467	>	* if rejected
1468	>	*/
1469	>	public void testRejectedRecycledTask() throws InterruptedException {
1470	>	final int nTasks = 1000;
1471	>	final AtomicInteger nRun = new AtomicInteger(0);
1472	>	final Runnable recycledTask = new Runnable() {
1473	>	public void run() {
1474	>	nRun.getAndIncrement();
1475	>	} };
1476	>	final ThreadPoolExecutor p =
1477	>	new ThreadPoolExecutor(1, 30, 60, TimeUnit.SECONDS,
1478	>	new ArrayBlockingQueue(30));
1479	>	try {
1480	>	for (int i = 0; i < nTasks; ++i) {
1481	>	for (;;) {
1482	>	try {
1483	>	p.execute(recycledTask);
1484	>	break;
1485	>	}
1486	>	catch (RejectedExecutionException ignore) {
1487	>	}
1488	>	}
1489	>	}
1490	>	Thread.sleep(5000); // enough time to run all tasks
1491	>	assertEquals(nRun.get(), nTasks);
1492	>	} finally {
1493	>	p.shutdown();
1494	>	}
1495	>	}
1496	>
1497		}

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