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

Comparing jsr166/src/test/tck/AbstractExecutorServiceTest.java (file contents):
Revision 1.4 by dl, Fri Dec 19 20:38:55 2003 UTC vs.
Revision 1.19 by jsr166, Fri Nov 20 05:25:10 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
#	Line 12 | Line 13 | import java.util.concurrent.*;
13		import java.math.BigInteger;
14		import java.security.*;
15
16	<	public class AbstractExecutorServiceTest extends JSR166TestCase{
16	>	public class AbstractExecutorServiceTest extends JSR166TestCase {
17		public static void main(String[] args) {
18		junit.textui.TestRunner.run (suite());
19		}
20		public static Test suite() {
21	<	return new TestSuite(ExecutorsTest.class);
21	>	return new TestSuite(AbstractExecutorServiceTest.class);
22		}
23
24	<	/**
24	>	/**
25		* A no-frills implementation of AbstractExecutorService, designed
26	<	* to test the submit/invoke methods only.
26	>	* to test the submit methods only.
27		*/
28		static class DirectExecutorService extends AbstractExecutorService {
29		public void execute(Runnable r) { r.run(); }
#	Line 34 | Line 35 | public class AbstractExecutorServiceTest
35		private volatile boolean shutdown = false;
36		}
37
38	<	private static final String TEST_STRING = "a test string";
39	<
40	<	private static class StringTask implements Callable<String> {
41	<	public String call() { return TEST_STRING; }
38	>	/**
39	>	* execute(runnable) runs it to completion
40	>	*/
41	>	public void testExecuteRunnable() throws Exception {
42	>	ExecutorService e = new DirectExecutorService();
43	>	TrackedShortRunnable task = new TrackedShortRunnable();
44	>	assertFalse(task.done);
45	>	Future<?> future = e.submit(task);
46	>	future.get();
47	>	assertTrue(task.done);
48		}
49
50	+
51		/**
52	<	* execute of runnable runs it to completion
52	>	* Completed submit(callable) returns result
53		*/
54	<	public void testExecuteRunnable() {
55	<	try {
56	<	ExecutorService e = new DirectExecutorService();
57	<	TrackedShortRunnable task = new TrackedShortRunnable();
58	<	assertFalse(task.done);
51	<	Future<?> future = e.submit(task);
52	<	future.get();
53	<	assertTrue(task.done);
54	<	}
55	<	catch (ExecutionException ex) {
56	<	unexpectedException();
57	<	}
58	<	catch (InterruptedException ex) {
59	<	unexpectedException();
60	<	}
54	>	public void testSubmitCallable() throws Exception {
55	>	ExecutorService e = new DirectExecutorService();
56	>	Future<String> future = e.submit(new StringTask());
57	>	String result = future.get();
58	>	assertSame(TEST_STRING, result);
59		}
60
61	+	/**
62	+	* Completed submit(runnable) returns successfully
63	+	*/
64	+	public void testSubmitRunnable() throws Exception {
65	+	ExecutorService e = new DirectExecutorService();
66	+	Future<?> future = e.submit(new NoOpRunnable());
67	+	future.get();
68	+	assertTrue(future.isDone());
69	+	}
70
71		/**
72	<	* execute of a callable runs it to completion
72	>	* Completed submit(runnable, result) returns result
73		*/
74	<	public void testExecuteCallable() {
75	<	try {
76	<	ExecutorService e = new DirectExecutorService();
77	<	Future<String> future = e.submit(new StringTask());
78	<	String result = future.get();
72	<	assertSame(TEST_STRING, result);
73	<	}
74	<	catch (ExecutionException ex) {
75	<	unexpectedException();
76	<	}
77	<	catch (InterruptedException ex) {
78	<	unexpectedException();
79	<	}
74	>	public void testSubmitRunnable2() throws Exception {
75	>	ExecutorService e = new DirectExecutorService();
76	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
77	>	String result = future.get();
78	>	assertSame(TEST_STRING, result);
79		}
80
81
82		/**
83	<	* execute of a privileged action runs it to completion
83	>	* A submitted privileged action to completion
84		*/
85	<	public void testExecutePrivilegedAction() {
86	<	Policy savedPolicy = Policy.getPolicy();
87	<	AdjustablePolicy policy = new AdjustablePolicy();
88	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
89	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
90	<	Policy.setPolicy(policy);
85	>	public void testSubmitPrivilegedAction() throws Exception {
86	>	Policy savedPolicy = null;
87	>	try {
88	>	savedPolicy = Policy.getPolicy();
89	>	AdjustablePolicy policy = new AdjustablePolicy();
90	>	policy.addPermission(new RuntimePermission("getContextClassLoader"));
91	>	policy.addPermission(new RuntimePermission("setContextClassLoader"));
92	>	Policy.setPolicy(policy);
93	>	} catch (AccessControlException ok) {
94	>	return;
95	>	}
96		try {
97		ExecutorService e = new DirectExecutorService();
98	<	Future future = e.submit(new PrivilegedAction() {
98	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
99		public Object run() {
100		return TEST_STRING;
101	<	}});
101	>	}}));
102
103		Object result = future.get();
104		assertSame(TEST_STRING, result);
105		}
102	–	catch (ExecutionException ex) {
103	–	unexpectedException();
104	–	}
105	–	catch (InterruptedException ex) {
106	–	unexpectedException();
107	–	}
106		finally {
107	<	Policy.setPolicy(savedPolicy);
107	>	try {
108	>	Policy.setPolicy(savedPolicy);
109	>	} catch (AccessControlException ok) {
110	>	return;
111	>	}
112		}
113		}
114
115		/**
116	<	* execute of a privileged exception action runs it to completion
116	>	* A submitted a privileged exception action runs to completion
117		*/
118	<	public void testExecutePrivilegedExceptionAction() {
119	<	Policy savedPolicy = Policy.getPolicy();
120	<	AdjustablePolicy policy = new AdjustablePolicy();
121	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
122	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
123	<	Policy.setPolicy(policy);
118	>	public void testSubmitPrivilegedExceptionAction() throws Exception {
119	>	Policy savedPolicy = null;
120	>	try {
121	>	savedPolicy = Policy.getPolicy();
122	>	AdjustablePolicy policy = new AdjustablePolicy();
123	>	policy.addPermission(new RuntimePermission("getContextClassLoader"));
124	>	policy.addPermission(new RuntimePermission("setContextClassLoader"));
125	>	Policy.setPolicy(policy);
126	>	} catch (AccessControlException ok) {
127	>	return;
128	>	}
129	>
130		try {
131		ExecutorService e = new DirectExecutorService();
132	<	Future future = e.submit(new PrivilegedExceptionAction() {
132	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
133		public Object run() {
134		return TEST_STRING;
135	<	}});
135	>	}}));
136
137		Object result = future.get();
138		assertSame(TEST_STRING, result);
139		}
132	–	catch (ExecutionException ex) {
133	–	unexpectedException();
134	–	}
135	–	catch (InterruptedException ex) {
136	–	unexpectedException();
137	–	}
140		finally {
141		Policy.setPolicy(savedPolicy);
142		}
143		}
144
145		/**
146	<	* execute of a failed privileged exception action reports exception
146	>	* A submitted failed privileged exception action reports exception
147		*/
148	<	public void testExecuteFailedPrivilegedExceptionAction() {
149	<	Policy savedPolicy = Policy.getPolicy();
150	<	AdjustablePolicy policy = new AdjustablePolicy();
151	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
152	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
153	<	Policy.setPolicy(policy);
148	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
149	>	Policy savedPolicy = null;
150	>	try {
151	>	savedPolicy = Policy.getPolicy();
152	>	AdjustablePolicy policy = new AdjustablePolicy();
153	>	policy.addPermission(new RuntimePermission("getContextClassLoader"));
154	>	policy.addPermission(new RuntimePermission("setContextClassLoader"));
155	>	Policy.setPolicy(policy);
156	>	} catch (AccessControlException ok) {
157	>	return;
158	>	}
159	>
160		try {
161		ExecutorService e = new DirectExecutorService();
162	<	Future future = e.submit(new PrivilegedExceptionAction() {
162	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
163		public Object run() throws Exception {
164		throw new IndexOutOfBoundsException();
165	<	}});
165	>	}}));
166
167	<	Object result = future.get();
167	>	future.get();
168		shouldThrow();
169	<	}
170	<	catch (ExecutionException success) {
163	<	}
164	<	catch (InterruptedException ex) {
165	<	unexpectedException();
169	>	} catch (ExecutionException success) {
170	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
171		}
172		finally {
173		Policy.setPolicy(savedPolicy);
#	Line 170 | Line 175 | public class AbstractExecutorServiceTest
175		}
176
177		/**
178	<	* invoke of a callable runs it to completion
178	>	* execute(null runnable) throws NPE
179		*/
180	<	public void testInvokeCallable() {
180	>	public void testExecuteNullRunnable() {
181		try {
182		ExecutorService e = new DirectExecutorService();
183	<	String result = e.invoke(new StringTask());
184	<
185	<	assertSame(TEST_STRING, result);
181	<	}
182	<	catch (ExecutionException ex) {
183	<	unexpectedException();
184	<	}
185	<	catch (InterruptedException ex) {
186	<	unexpectedException();
187	<	}
183	>	e.submit((Runnable) null);
184	>	shouldThrow();
185	>	} catch (NullPointerException success) {}
186		}
187
188	+
189		/**
190	<	* execute with a null runnable throws NPE
190	>	* submit(null callable) throws NPE
191		*/
192	<	public void testExecuteNullRunnable() {
192	>	public void testSubmitNullCallable() {
193		try {
194		ExecutorService e = new DirectExecutorService();
195	<	TrackedShortRunnable task = null;
197	<	Future<?> future = e.submit(task);
195	>	e.submit((Callable) null);
196		shouldThrow();
197	+	} catch (NullPointerException success) {}
198	+	}
199	+
200	+	/**
201	+	* submit(runnable) throws RejectedExecutionException if
202	+	* executor is saturated.
203	+	*/
204	+	public void testExecute1() {
205	+	ThreadPoolExecutor p =
206	+	new ThreadPoolExecutor(1, 1,
207	+	60, TimeUnit.SECONDS,
208	+	new ArrayBlockingQueue<Runnable>(1));
209	+	try {
210	+	for (int i = 0; i < 2; ++i)
211	+	p.submit(new MediumRunnable());
212	+	for (int i = 0; i < 2; ++i) {
213	+	try {
214	+	p.submit(new MediumRunnable());
215	+	shouldThrow();
216	+	} catch (RejectedExecutionException success) {}
217	+	}
218	+	} finally {
219	+	joinPool(p);
220		}
221	<	catch (NullPointerException success) {
222	<	}
223	<	catch (Exception ex) {
224	<	unexpectedException();
221	>	}
222	>
223	>	/**
224	>	* submit(callable) throws RejectedExecutionException
225	>	* if executor is saturated.
226	>	*/
227	>	public void testExecute2() {
228	>	ThreadPoolExecutor p =
229	>	new ThreadPoolExecutor(1, 1,
230	>	60, TimeUnit.SECONDS,
231	>	new ArrayBlockingQueue<Runnable>(1));
232	>	try {
233	>	for (int i = 0; i < 2; ++i)
234	>	p.submit(new MediumRunnable());
235	>	for (int i = 0; i < 2; ++i) {
236	>	try {
237	>	p.submit(new SmallCallable());
238	>	shouldThrow();
239	>	} catch (RejectedExecutionException success) {}
240	>	}
241	>	} finally {
242	>	joinPool(p);
243		}
244		}
245
246
247		/**
248	<	* execute of a null callable throws NPE
248	>	*  Blocking on submit(callable) throws InterruptedException if
249	>	*  caller interrupted.
250	>	*/
251	>	public void testInterruptedSubmit() throws InterruptedException {
252	>	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
253	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
254	>	public void realRun() throws Exception {
255	>	p.submit(new CheckedCallable<Object>() {
256	>	public Object realCall()
257	>	throws InterruptedException {
258	>	Thread.sleep(SMALL_DELAY_MS);
259	>	return null;
260	>	}}).get();
261	>	}});
262	>
263	>	t.start();
264	>	Thread.sleep(SHORT_DELAY_MS);
265	>	t.interrupt();
266	>	joinPool(p);
267	>	}
268	>
269	>	/**
270	>	*  get of submitted callable throws InterruptedException if callable
271	>	*  interrupted
272	>	*/
273	>	public void testSubmitIE() throws InterruptedException {
274	>	final ThreadPoolExecutor p =
275	>	new ThreadPoolExecutor(1, 1,
276	>	60, TimeUnit.SECONDS,
277	>	new ArrayBlockingQueue<Runnable>(10));
278	>
279	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
280	>	public void realRun() throws Exception {
281	>	p.submit(new SmallCallable()).get();
282	>	}});
283	>
284	>	t.start();
285	>	Thread.sleep(SHORT_DELAY_MS);
286	>	t.interrupt();
287	>	t.join();
288	>	joinPool(p);
289	>	}
290	>
291	>	/**
292	>	*  get of submit(callable) throws ExecutionException if callable
293	>	*  throws exception
294	>	*/
295	>	public void testSubmitEE() throws InterruptedException {
296	>	ThreadPoolExecutor p =
297	>	new ThreadPoolExecutor(1, 1,
298	>	60, TimeUnit.SECONDS,
299	>	new ArrayBlockingQueue<Runnable>(10));
300	>
301	>	Callable c = new Callable() {
302	>	public Object call() { return 5/0; }};
303	>
304	>	try {
305	>	p.submit(c).get();
306	>	shouldThrow();
307	>	} catch (ExecutionException success) {
308	>	assertTrue(success.getCause() instanceof ArithmeticException);
309	>	}
310	>	joinPool(p);
311	>	}
312	>
313	>	/**
314	>	* invokeAny(null) throws NPE
315		*/
316	<	public void testExecuteNullCallable() {
316	>	public void testInvokeAny1()
317	>	throws InterruptedException, ExecutionException {
318	>	ExecutorService e = new DirectExecutorService();
319		try {
320	<	ExecutorService e = new DirectExecutorService();
214	<	StringTask t = null;
215	<	Future<String> future = e.submit(t);
320	>	e.invokeAny(null);
321		shouldThrow();
322	+	} catch (NullPointerException success) {
323	+	} finally {
324	+	joinPool(e);
325		}
326	<	catch (NullPointerException success) {
326	>	}
327	>
328	>	/**
329	>	* invokeAny(empty collection) throws IAE
330	>	*/
331	>	public void testInvokeAny2()
332	>	throws InterruptedException, ExecutionException {
333	>	ExecutorService e = new DirectExecutorService();
334	>	try {
335	>	e.invokeAny(new ArrayList<Callable<String>>());
336	>	shouldThrow();
337	>	} catch (IllegalArgumentException success) {
338	>	} finally {
339	>	joinPool(e);
340		}
341	<	catch (Exception ex) {
342	<	unexpectedException();
341	>	}
342	>
343	>	/**
344	>	* invokeAny(c) throws NPE if c has null elements
345	>	*/
346	>	public void testInvokeAny3() throws Exception {
347	>	final CountDownLatch latch = new CountDownLatch(1);
348	>	ExecutorService e = new DirectExecutorService();
349	>	try {
350	>	ArrayList<Callable<Integer>> l
351	>	= new ArrayList<Callable<Integer>>();
352	>	l.add(new Callable<Integer>() {
353	>	public Integer call() { return 5/0; }});
354	>	l.add(null);
355	>	e.invokeAny(l);
356	>	shouldThrow();
357	>	} catch (NullPointerException success) {
358	>	} finally {
359	>	latch.countDown();
360	>	joinPool(e);
361		}
362		}
363
364		/**
365	<	* invoke of a null callable throws NPE
365	>	* invokeAny(c) throws ExecutionException if no task in c completes
366		*/
367	<	public void testInvokeNullCallable() {
367	>	public void testInvokeAny4() throws InterruptedException {
368	>	ExecutorService e = new DirectExecutorService();
369		try {
370	<	ExecutorService e = new DirectExecutorService();
371	<	StringTask t = null;
372	<	String result = e.invoke(t);
370	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
371	>	l.add(new NPETask());
372	>	e.invokeAny(l);
373		shouldThrow();
374	+	} catch (ExecutionException success) {
375	+	assertTrue(success.getCause() instanceof NullPointerException);
376	+	} finally {
377	+	joinPool(e);
378		}
379	<	catch (NullPointerException success) {
379	>	}
380	>
381	>	/**
382	>	* invokeAny(c) returns result of some task in c if at least one completes
383	>	*/
384	>	public void testInvokeAny5() throws Exception {
385	>	ExecutorService e = new DirectExecutorService();
386	>	try {
387	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
388	>	l.add(new StringTask());
389	>	l.add(new StringTask());
390	>	String result = e.invokeAny(l);
391	>	assertSame(TEST_STRING, result);
392	>	} finally {
393	>	joinPool(e);
394		}
395	<	catch (Exception ex) {
396	<	unexpectedException();
395	>	}
396	>
397	>	/**
398	>	* invokeAll(null) throws NPE
399	>	*/
400	>	public void testInvokeAll1() throws InterruptedException {
401	>	ExecutorService e = new DirectExecutorService();
402	>	try {
403	>	e.invokeAll(null);
404	>	shouldThrow();
405	>	} catch (NullPointerException success) {
406	>	} finally {
407	>	joinPool(e);
408		}
409		}
410
411		/**
412	<	*  execute(Executor, Runnable) throws RejectedExecutionException
244	<	*  if saturated.
412	>	* invokeAll(empty collection) returns empty collection
413		*/
414	<	public void testExecute1() {
415	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
414	>	public void testInvokeAll2() throws InterruptedException {
415	>	ExecutorService e = new DirectExecutorService();
416		try {
417	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
418	+	assertTrue(r.isEmpty());
419	+	} finally {
420	+	joinPool(e);
421	+	}
422	+	}
423
424	<	for(int i = 0; i < 5; ++i){
425	<	p.submit(new MediumRunnable());
426	<	}
424	>	/**
425	>	* invokeAll(c) throws NPE if c has null elements
426	>	*/
427	>	public void testInvokeAll3() throws InterruptedException {
428	>	ExecutorService e = new DirectExecutorService();
429	>	try {
430	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
431	>	l.add(new StringTask());
432	>	l.add(null);
433	>	e.invokeAll(l);
434		shouldThrow();
435	<	} catch(RejectedExecutionException success){}
436	<	joinPool(p);
435	>	} catch (NullPointerException success) {
436	>	} finally {
437	>	joinPool(e);
438	>	}
439		}
440
441		/**
442	<	*  execute(Executor, Callable)throws RejectedExecutionException
260	<	*  if saturated.
442	>	* get of returned element of invokeAll(c) throws exception on failed task
443		*/
444	<	public void testExecute2() {
445	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
444	>	public void testInvokeAll4() throws Exception {
445	>	ExecutorService e = new DirectExecutorService();
446		try {
447	<	for(int i = 0; i < 5; ++i) {
448	<	p.submit(new SmallCallable());
447	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
448	>	l.add(new NPETask());
449	>	List<Future<String>> result = e.invokeAll(l);
450	>	assertEquals(1, result.size());
451	>	for (Future<String> future : result) {
452	>	try {
453	>	future.get();
454	>	shouldThrow();
455	>	} catch (ExecutionException success) {
456	>	Throwable cause = success.getCause();
457	>	assertTrue(cause instanceof NullPointerException);
458	>	}
459		}
460	<	shouldThrow();
461	<	} catch(RejectedExecutionException e){}
462	<	joinPool(p);
460	>	} finally {
461	>	joinPool(e);
462	>	}
463	>	}
464	>
465	>	/**
466	>	* invokeAll(c) returns results of all completed tasks in c
467	>	*/
468	>	public void testInvokeAll5() throws Exception {
469	>	ExecutorService e = new DirectExecutorService();
470	>	try {
471	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
472	>	l.add(new StringTask());
473	>	l.add(new StringTask());
474	>	List<Future<String>> result = e.invokeAll(l);
475	>	assertEquals(2, result.size());
476	>	for (Future<String> future : result)
477	>	assertSame(TEST_STRING, future.get());
478	>	} finally {
479	>	joinPool(e);
480	>	}
481		}
482
483
484		/**
485	<	*  invoke(Executor, Callable) throws InterruptedException if
276	<	*  caller interrupted.
485	>	* timed invokeAny(null) throws NPE
486		*/
487	<	public void testInterruptedInvoke() {
488	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
489	<	Thread t = new Thread(new Runnable() {
490	<	public void run() {
491	<	try {
492	<	p.invoke(new Callable<Object>() {
493	<	public Object call() {
494	<	try {
495	<	Thread.sleep(MEDIUM_DELAY_MS);
496	<	shouldThrow();
288	<	} catch(InterruptedException e){
289	<	}
290	<	return null;
291	<	}
292	<	});
293	<	} catch(InterruptedException success){
294	<	} catch(Exception e) {
295	<	unexpectedException();
296	<	}
487	>	public void testTimedInvokeAny1() throws Exception {
488	>	ExecutorService e = new DirectExecutorService();
489	>	try {
490	>	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
491	>	shouldThrow();
492	>	} catch (NullPointerException success) {
493	>	} finally {
494	>	joinPool(e);
495	>	}
496	>	}
497
498	<	}
499	<	});
498	>	/**
499	>	* timed invokeAny(null time unit) throws NPE
500	>	*/
501	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
502	>	ExecutorService e = new DirectExecutorService();
503		try {
504	<	t.start();
505	<	Thread.sleep(SHORT_DELAY_MS);
506	<	t.interrupt();
507	<	} catch(Exception e){
508	<	unexpectedException();
504	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
505	>	l.add(new StringTask());
506	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
507	>	shouldThrow();
508	>	} catch (NullPointerException success) {
509	>	} finally {
510	>	joinPool(e);
511		}
307	–	joinPool(p);
512		}
513
514		/**
515	<	*  invoke(Executor, Callable) throws InterruptedException if
312	<	*  callable throws exception
515	>	* timed invokeAny(empty collection) throws IAE
516		*/
517	<	public void testInvoke5() {
518	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
517	>	public void testTimedInvokeAny2() throws Exception {
518	>	ExecutorService e = new DirectExecutorService();
519	>	try {
520	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
521	>	shouldThrow();
522	>	} catch (IllegalArgumentException success) {
523	>	} finally {
524	>	joinPool(e);
525	>	}
526	>	}
527
528	<	final Callable c = new Callable() {
529	<	public Object call() {
530	<	try {
531	<	p.invoke(new SmallCallable());
532	<	shouldThrow();
533	<	} catch(InterruptedException e){}
534	<	catch(RejectedExecutionException e2){}
535	<	catch(ExecutionException e3){}
536	<	return Boolean.TRUE;
537	<	}
538	<	};
528	>	/**
529	>	* timed invokeAny(c) throws NPE if c has null elements
530	>	*/
531	>	public void testTimedInvokeAny3() throws Exception {
532	>	final CountDownLatch latch = new CountDownLatch(1);
533	>	ExecutorService e = new DirectExecutorService();
534	>	try {
535	>	ArrayList<Callable<Integer>> l
536	>	= new ArrayList<Callable<Integer>>();
537	>	l.add(new Callable<Integer>() {
538	>	public Integer call() { return 5/0; }});
539	>	l.add(null);
540	>	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
541	>	shouldThrow();
542	>	} catch (NullPointerException success) {
543	>	} finally {
544	>	latch.countDown();
545	>	joinPool(e);
546	>	}
547	>	}
548
549	+	/**
550	+	* timed invokeAny(c) throws ExecutionException if no task completes
551	+	*/
552	+	public void testTimedInvokeAny4() throws Exception {
553	+	ExecutorService e = new DirectExecutorService();
554	+	try {
555	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
556	+	l.add(new NPETask());
557	+	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
558	+	shouldThrow();
559	+	} catch (ExecutionException success) {
560	+	assertTrue(success.getCause() instanceof NullPointerException);
561	+	} finally {
562	+	joinPool(e);
563	+	}
564	+	}
565
566	+	/**
567	+	* timed invokeAny(c) returns result of some task in c
568	+	*/
569	+	public void testTimedInvokeAny5() throws Exception {
570	+	ExecutorService e = new DirectExecutorService();
571	+	try {
572	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
573	+	l.add(new StringTask());
574	+	l.add(new StringTask());
575	+	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
576	+	assertSame(TEST_STRING, result);
577	+	} finally {
578	+	joinPool(e);
579	+	}
580	+	}
581
582	<	Thread t = new Thread(new Runnable() {
583	<	public void run() {
584	<	try {
585	<	c.call();
586	<	} catch(Exception e){}
336	<	}
337	<	});
582	>	/**
583	>	* timed invokeAll(null) throws NPE
584	>	*/
585	>	public void testTimedInvokeAll1() throws InterruptedException {
586	>	ExecutorService e = new DirectExecutorService();
587		try {
588	<	t.start();
589	<	Thread.sleep(SHORT_DELAY_MS);
590	<	t.interrupt();
591	<	t.join();
592	<	} catch(InterruptedException e){
344	<	unexpectedException();
588	>	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
589	>	shouldThrow();
590	>	} catch (NullPointerException success) {
591	>	} finally {
592	>	joinPool(e);
593		}
594	+	}
595
596	<	joinPool(p);
596	>	/**
597	>	* timed invokeAll(null time unit) throws NPE
598	>	*/
599	>	public void testTimedInvokeAllNullTimeUnit() throws InterruptedException {
600	>	ExecutorService e = new DirectExecutorService();
601	>	try {
602	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
603	>	l.add(new StringTask());
604	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
605	>	shouldThrow();
606	>	} catch (NullPointerException success) {
607	>	} finally {
608	>	joinPool(e);
609	>	}
610		}
611
612		/**
613	<	*  invoke(Executor, Callable) will throw ExecutionException
352	<	*  if callable throws exception
613	>	* timed invokeAll(empty collection) returns empty collection
614		*/
615	<	public void testInvoke6() {
616	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
615	>	public void testTimedInvokeAll2() throws InterruptedException {
616	>	ExecutorService e = new DirectExecutorService();
617	>	try {
618	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
619	>	assertTrue(r.isEmpty());
620	>	} finally {
621	>	joinPool(e);
622	>	}
623	>	}
624
625	+	/**
626	+	* timed invokeAll(c) throws NPE if c has null elements
627	+	*/
628	+	public void testTimedInvokeAll3() throws InterruptedException {
629	+	ExecutorService e = new DirectExecutorService();
630		try {
631	<	Callable c = new Callable() {
632	<	public Object call() {
633	<	int i = 5/0;
634	<	return Boolean.TRUE;
635	<	}
636	<	};
631	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
632	>	l.add(new StringTask());
633	>	l.add(null);
634	>	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
635	>	shouldThrow();
636	>	} catch (NullPointerException success) {
637	>	} finally {
638	>	joinPool(e);
639	>	}
640	>	}
641
642	<	for(int i =0; i < 5; i++){
643	<	p.invoke(c);
642	>	/**
643	>	* get of returned element of invokeAll(c) throws exception on failed task
644	>	*/
645	>	public void testTimedInvokeAll4() throws Exception {
646	>	ExecutorService e = new DirectExecutorService();
647	>	try {
648	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
649	>	l.add(new NPETask());
650	>	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
651	>	assertEquals(1, result.size());
652	>	for (Future<String> future : result) {
653	>	try {
654	>	future.get();
655	>	} catch (ExecutionException success) {
656	>	assertTrue(success.getCause() instanceof NullPointerException);
657	>	}
658		}
659	+	} finally {
660	+	joinPool(e);
661	+	}
662	+	}
663
664	<	shouldThrow();
664	>	/**
665	>	* timed invokeAll(c) returns results of all completed tasks in c
666	>	*/
667	>	public void testTimedInvokeAll5() throws Exception {
668	>	ExecutorService e = new DirectExecutorService();
669	>	try {
670	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
671	>	l.add(new StringTask());
672	>	l.add(new StringTask());
673	>	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
674	>	assertEquals(2, result.size());
675	>	for (Future<String> future : result)
676	>	assertSame(TEST_STRING, future.get());
677	>	} finally {
678	>	joinPool(e);
679		}
680	<	catch(ExecutionException success){
681	<	} catch(Exception e) {
682	<	unexpectedException();
680	>	}
681	>
682	>	/**
683	>	* timed invokeAll cancels tasks not completed by timeout
684	>	*/
685	>	public void testTimedInvokeAll6() throws InterruptedException {
686	>	ExecutorService e = new DirectExecutorService();
687	>	try {
688	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
689	>	l.add(new StringTask());
690	>	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
691	>	l.add(new StringTask());
692	>	List<Future<String>> result = e.invokeAll(l, SMALL_DELAY_MS, TimeUnit.MILLISECONDS);
693	>	assertEquals(3, result.size());
694	>	Iterator<Future<String>> it = result.iterator();
695	>	Future<String> f1 = it.next();
696	>	Future<String> f2 = it.next();
697	>	Future<String> f3 = it.next();
698	>	assertTrue(f1.isDone());
699	>	assertFalse(f1.isCancelled());
700	>	assertTrue(f2.isDone());
701	>	assertTrue(f3.isDone());
702	>	assertTrue(f3.isCancelled());
703	>	} finally {
704	>	joinPool(e);
705		}
375	–	joinPool(p);
706		}
707
708		}

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