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

Comparing jsr166/src/test/tck/AbstractExecutorServiceTest.java (file contents):
Revision 1.2 by tim, Wed Dec 10 02:24:00 2003 UTC vs.
Revision 1.24 by jsr166, Wed Aug 25 00:07:02 2010 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
10		import junit.framework.*;
11		import java.util.*;
12		import java.util.concurrent.*;
13	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
14		import java.math.BigInteger;
15		import java.security.*;
16
17	<	public class AbstractExecutorServiceTest extends JSR166TestCase{
17	>	public class AbstractExecutorServiceTest extends JSR166TestCase {
18		public static void main(String[] args) {
19	<	junit.textui.TestRunner.run (suite());
19	>	junit.textui.TestRunner.run(suite());
20		}
21		public static Test suite() {
22	<	return new TestSuite(ExecutorsTest.class);
22	>	return new TestSuite(AbstractExecutorServiceTest.class);
23		}
24
25	<	/**
25	>	/**
26		* A no-frills implementation of AbstractExecutorService, designed
27	<	* to test the submit/invoke methods only.
27	>	* to test the submit methods only.
28		*/
29		static class DirectExecutorService extends AbstractExecutorService {
30		public void execute(Runnable r) { r.run(); }
#	Line 34 | Line 36 | public class AbstractExecutorServiceTest
36		private volatile boolean shutdown = false;
37		}
38
39	<	private static final String TEST_STRING = "a test string";
40	<
41	<	private static class StringTask implements Callable<String> {
42	<	public String call() { return TEST_STRING; }
39	>	/**
40	>	* execute(runnable) runs it to completion
41	>	*/
42	>	public void testExecuteRunnable() throws Exception {
43	>	ExecutorService e = new DirectExecutorService();
44	>	TrackedShortRunnable task = new TrackedShortRunnable();
45	>	assertFalse(task.done);
46	>	Future<?> future = e.submit(task);
47	>	future.get();
48	>	assertTrue(task.done);
49		}
50
51	+
52		/**
53	<	* execute of runnable runs it to completion
53	>	* Completed submit(callable) returns result
54		*/
55	<	public void testExecuteRunnable() {
56	<	try {
57	<	ExecutorService e = new DirectExecutorService();
58	<	TrackedShortRunnable task = new TrackedShortRunnable();
59	<	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	<	}
55	>	public void testSubmitCallable() throws Exception {
56	>	ExecutorService e = new DirectExecutorService();
57	>	Future<String> future = e.submit(new StringTask());
58	>	String result = future.get();
59	>	assertSame(TEST_STRING, result);
60		}
61
62		/**
63	<	* invoke of a runnable runs it to completion
63	>	* Completed submit(runnable) returns successfully
64		*/
65	<	public void testInvokeRunnable() {
66	<	try {
67	<	ExecutorService e = new DirectExecutorService();
68	<	TrackedShortRunnable task = new TrackedShortRunnable();
69	<	assertFalse(task.done);
71	<	e.invoke(task);
72	<	assertTrue(task.done);
73	<	}
74	<	catch (ExecutionException ex) {
75	<	unexpectedException();
76	<	}
77	<	catch (InterruptedException ex) {
78	<	unexpectedException();
79	<	}
65	>	public void testSubmitRunnable() throws Exception {
66	>	ExecutorService e = new DirectExecutorService();
67	>	Future<?> future = e.submit(new NoOpRunnable());
68	>	future.get();
69	>	assertTrue(future.isDone());
70		}
71
72		/**
73	<	* execute of a callable runs it to completion
73	>	* Completed submit(runnable, result) returns result
74		*/
75	<	public void testExecuteCallable() {
76	<	try {
77	<	ExecutorService e = new DirectExecutorService();
78	<	Future<String> future = e.submit(new StringTask());
79	<	String result = future.get();
90	<	assertSame(TEST_STRING, result);
91	<	}
92	<	catch (ExecutionException ex) {
93	<	unexpectedException();
94	<	}
95	<	catch (InterruptedException ex) {
96	<	unexpectedException();
97	<	}
75	>	public void testSubmitRunnable2() throws Exception {
76	>	ExecutorService e = new DirectExecutorService();
77	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
78	>	String result = future.get();
79	>	assertSame(TEST_STRING, result);
80		}
81
82
83		/**
84	<	* execute of a privileged action runs it to completion
84	>	* A submitted privileged action runs to completion
85		*/
86	<	public void testExecutePrivilegedAction() {
87	<	Policy savedPolicy = Policy.getPolicy();
88	<	AdjustablePolicy policy = new AdjustablePolicy();
89	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
90	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
109	<	Policy.setPolicy(policy);
110	<	try {
111	<	ExecutorService e = new DirectExecutorService();
112	<	Future future = e.submit(new PrivilegedAction() {
86	>	public void testSubmitPrivilegedAction() throws Exception {
87	>	Runnable r = new CheckedRunnable() {
88	>	public void realRun() throws Exception {
89	>	ExecutorService e = new DirectExecutorService();
90	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
91		public Object run() {
92		return TEST_STRING;
93	<	}});
93	>	}}));
94
95	<	Object result = future.get();
96	<	assertSame(TEST_STRING, result);
97	<	}
98	<	catch (ExecutionException ex) {
99	<	unexpectedException();
100	<	}
101	<	catch (InterruptedException ex) {
124	<	unexpectedException();
125	<	}
126	<	finally {
127	<	Policy.setPolicy(savedPolicy);
128	<	}
95	>	assertSame(TEST_STRING, future.get());
96	>	}};
97	>
98	>	runWithPermissions(r,
99	>	new RuntimePermission("getClassLoader"),
100	>	new RuntimePermission("setContextClassLoader"),
101	>	new RuntimePermission("modifyThread"));
102		}
103
104		/**
105	<	* execute of a privileged exception action runs it to completion
105	>	* A submitted privileged exception action runs to completion
106		*/
107	<	public void testExecutePrivilegedExceptionAction() {
108	<	Policy savedPolicy = Policy.getPolicy();
109	<	AdjustablePolicy policy = new AdjustablePolicy();
110	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
111	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
139	<	Policy.setPolicy(policy);
140	<	try {
141	<	ExecutorService e = new DirectExecutorService();
142	<	Future future = e.submit(new PrivilegedExceptionAction() {
107	>	public void testSubmitPrivilegedExceptionAction() throws Exception {
108	>	Runnable r = new CheckedRunnable() {
109	>	public void realRun() throws Exception {
110	>	ExecutorService e = new DirectExecutorService();
111	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
112		public Object run() {
113		return TEST_STRING;
114	<	}});
114	>	}}));
115
116	<	Object result = future.get();
117	<	assertSame(TEST_STRING, result);
118	<	}
119	<	catch (ExecutionException ex) {
151	<	unexpectedException();
152	<	}
153	<	catch (InterruptedException ex) {
154	<	unexpectedException();
155	<	}
156	<	finally {
157	<	Policy.setPolicy(savedPolicy);
158	<	}
116	>	assertSame(TEST_STRING, future.get());
117	>	}};
118	>
119	>	runWithPermissions(r);
120		}
121
122		/**
123	<	* execute of a failed privileged exception action reports exception
123	>	* A submitted failed privileged exception action reports exception
124		*/
125	<	public void testExecuteFailedPrivilegedExceptionAction() {
126	<	Policy savedPolicy = Policy.getPolicy();
127	<	AdjustablePolicy policy = new AdjustablePolicy();
128	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
129	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
169	<	Policy.setPolicy(policy);
170	<	try {
171	<	ExecutorService e = new DirectExecutorService();
172	<	Future future = e.submit(new PrivilegedExceptionAction() {
125	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
126	>	Runnable r = new CheckedRunnable() {
127	>	public void realRun() throws Exception {
128	>	ExecutorService e = new DirectExecutorService();
129	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
130		public Object run() throws Exception {
131		throw new IndexOutOfBoundsException();
132	<	}});
132	>	}}));
133	>
134	>	try {
135	>	future.get();
136	>	shouldThrow();
137	>	} catch (ExecutionException success) {
138	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
139	>	}}};
140	>
141	>	runWithPermissions(r);
142	>	}
143
144	<	Object result = future.get();
144	>	/**
145	>	* execute(null runnable) throws NPE
146	>	*/
147	>	public void testExecuteNullRunnable() {
148	>	try {
149	>	ExecutorService e = new DirectExecutorService();
150	>	e.submit((Runnable) null);
151		shouldThrow();
152	<	}
180	<	catch (ExecutionException success) {
181	<	}
182	<	catch (InterruptedException ex) {
183	<	unexpectedException();
184	<	}
185	<	finally {
186	<	Policy.setPolicy(savedPolicy);
187	<	}
152	>	} catch (NullPointerException success) {}
153		}
154
155	+
156		/**
157	<	* invoke of a collable runs it to completion
157	>	* submit(null callable) throws NPE
158		*/
159	<	public void testInvokeCallable() {
159	>	public void testSubmitNullCallable() {
160		try {
161		ExecutorService e = new DirectExecutorService();
162	<	String result = e.invoke(new StringTask());
162	>	e.submit((Callable) null);
163	>	shouldThrow();
164	>	} catch (NullPointerException success) {}
165	>	}
166
167	<	assertSame(TEST_STRING, result);
168	<	}
169	<	catch (ExecutionException ex) {
170	<	unexpectedException();
167	>	/**
168	>	* submit(runnable) throws RejectedExecutionException if
169	>	* executor is saturated.
170	>	*/
171	>	public void testExecute1() {
172	>	ThreadPoolExecutor p =
173	>	new ThreadPoolExecutor(1, 1,
174	>	60, TimeUnit.SECONDS,
175	>	new ArrayBlockingQueue<Runnable>(1));
176	>	try {
177	>	for (int i = 0; i < 2; ++i)
178	>	p.submit(new MediumRunnable());
179	>	for (int i = 0; i < 2; ++i) {
180	>	try {
181	>	p.submit(new MediumRunnable());
182	>	shouldThrow();
183	>	} catch (RejectedExecutionException success) {}
184	>	}
185	>	} finally {
186	>	joinPool(p);
187		}
188	<	catch (InterruptedException ex) {
189	<	unexpectedException();
188	>	}
189	>
190	>	/**
191	>	* submit(callable) throws RejectedExecutionException
192	>	* if executor is saturated.
193	>	*/
194	>	public void testExecute2() {
195	>	ThreadPoolExecutor p =
196	>	new ThreadPoolExecutor(1, 1,
197	>	60, TimeUnit.SECONDS,
198	>	new ArrayBlockingQueue<Runnable>(1));
199	>	try {
200	>	for (int i = 0; i < 2; ++i)
201	>	p.submit(new MediumRunnable());
202	>	for (int i = 0; i < 2; ++i) {
203	>	try {
204	>	p.submit(new SmallCallable());
205	>	shouldThrow();
206	>	} catch (RejectedExecutionException success) {}
207	>	}
208	>	} finally {
209	>	joinPool(p);
210		}
211		}
212
213	+
214		/**
215	<	* execute with a null runnable throws NPE
215	>	*  Blocking on submit(callable) throws InterruptedException if
216	>	*  caller interrupted.
217		*/
218	<	public void testExecuteNullRunnable() {
218	>	public void testInterruptedSubmit() throws InterruptedException {
219	>	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
220	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
221	>	public void realRun() throws Exception {
222	>	p.submit(new CheckedCallable<Object>() {
223	>	public Object realCall()
224	>	throws InterruptedException {
225	>	Thread.sleep(SMALL_DELAY_MS);
226	>	return null;
227	>	}}).get();
228	>	}});
229	>
230	>	t.start();
231	>	Thread.sleep(SHORT_DELAY_MS);
232	>	t.interrupt();
233	>	joinPool(p);
234	>	}
235	>
236	>	/**
237	>	*  get of submitted callable throws InterruptedException if callable
238	>	*  interrupted
239	>	*/
240	>	public void testSubmitIE() throws InterruptedException {
241	>	final ThreadPoolExecutor p =
242	>	new ThreadPoolExecutor(1, 1,
243	>	60, TimeUnit.SECONDS,
244	>	new ArrayBlockingQueue<Runnable>(10));
245	>
246	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
247	>	public void realRun() throws Exception {
248	>	p.submit(new SmallCallable()).get();
249	>	}});
250	>
251	>	t.start();
252	>	Thread.sleep(SHORT_DELAY_MS);
253	>	t.interrupt();
254	>	t.join();
255	>	joinPool(p);
256	>	}
257	>
258	>	/**
259	>	*  get of submit(callable) throws ExecutionException if callable
260	>	*  throws exception
261	>	*/
262	>	public void testSubmitEE() throws InterruptedException {
263	>	ThreadPoolExecutor p =
264	>	new ThreadPoolExecutor(1, 1,
265	>	60, TimeUnit.SECONDS,
266	>	new ArrayBlockingQueue<Runnable>(10));
267	>
268	>	Callable c = new Callable() {
269	>	public Object call() { return 5/0; }};
270	>
271		try {
272	<	ExecutorService e = new DirectExecutorService();
214	<	TrackedShortRunnable task = null;
215	<	Future<?> future = e.submit(task);
272	>	p.submit(c).get();
273		shouldThrow();
274	+	} catch (ExecutionException success) {
275	+	assertTrue(success.getCause() instanceof ArithmeticException);
276		}
277	<	catch (NullPointerException success) {
219	<	}
220	<	catch (Exception ex) {
221	<	unexpectedException();
222	<	}
277	>	joinPool(p);
278		}
279
280		/**
281	<	* invoke of a null runnable throws NPE
281	>	* invokeAny(null) throws NPE
282		*/
283	<	public void testInvokeNullRunnable() {
283	>	public void testInvokeAny1()
284	>	throws InterruptedException, ExecutionException {
285	>	ExecutorService e = new DirectExecutorService();
286		try {
287	<	ExecutorService e = new DirectExecutorService();
231	<	TrackedShortRunnable task = null;
232	<	e.invoke(task);
287	>	e.invokeAny(null);
288		shouldThrow();
289	<	}
290	<	catch (NullPointerException success) {
291	<	}
237	<	catch (Exception ex) {
238	<	unexpectedException();
289	>	} catch (NullPointerException success) {
290	>	} finally {
291	>	joinPool(e);
292		}
293		}
294
295		/**
296	<	* execute of a null callable throws NPE
296	>	* invokeAny(empty collection) throws IAE
297		*/
298	<	public void testExecuteNullCallable() {
298	>	public void testInvokeAny2()
299	>	throws InterruptedException, ExecutionException {
300	>	ExecutorService e = new DirectExecutorService();
301		try {
302	<	ExecutorService e = new DirectExecutorService();
248	<	StringTask t = null;
249	<	Future<String> future = e.submit(t);
302	>	e.invokeAny(new ArrayList<Callable<String>>());
303		shouldThrow();
304	<	}
305	<	catch (NullPointerException success) {
306	<	}
254	<	catch (Exception ex) {
255	<	unexpectedException();
304	>	} catch (IllegalArgumentException success) {
305	>	} finally {
306	>	joinPool(e);
307		}
308		}
309
310		/**
311	<	* invoke of a null callable throws NPE
311	>	* invokeAny(c) throws NPE if c has null elements
312		*/
313	<	public void testInvokeNullCallable() {
313	>	public void testInvokeAny3() throws Exception {
314	>	ExecutorService e = new DirectExecutorService();
315	>	List<Callable<Integer>> l = new ArrayList<Callable<Integer>>();
316	>	l.add(new Callable<Integer>() {
317	>	public Integer call() { return 5/0; }});
318	>	l.add(null);
319		try {
320	<	ExecutorService e = new DirectExecutorService();
265	<	StringTask t = null;
266	<	String result = e.invoke(t);
320	>	e.invokeAny(l);
321		shouldThrow();
322	+	} catch (NullPointerException success) {
323	+	} finally {
324	+	joinPool(e);
325		}
326	<	catch (NullPointerException success) {
327	<	}
328	<	catch (Exception ex) {
329	<	unexpectedException();
326	>	}
327	>
328	>	/**
329	>	* invokeAny(c) throws ExecutionException if no task in c completes
330	>	*/
331	>	public void testInvokeAny4() throws InterruptedException {
332	>	ExecutorService e = new DirectExecutorService();
333	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
334	>	l.add(new NPETask());
335	>	try {
336	>	e.invokeAny(l);
337	>	shouldThrow();
338	>	} catch (ExecutionException success) {
339	>	assertTrue(success.getCause() instanceof NullPointerException);
340	>	} finally {
341	>	joinPool(e);
342		}
343		}
344
345		/**
346	<	*  execute(Executor, Runnable) throws RejectedExecutionException
278	<	*  if saturated.
346	>	* invokeAny(c) returns result of some task in c if at least one completes
347		*/
348	<	public void testExecute1() {
349	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
348	>	public void testInvokeAny5() throws Exception {
349	>	ExecutorService e = new DirectExecutorService();
350		try {
351	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
352	+	l.add(new StringTask());
353	+	l.add(new StringTask());
354	+	String result = e.invokeAny(l);
355	+	assertSame(TEST_STRING, result);
356	+	} finally {
357	+	joinPool(e);
358	+	}
359	+	}
360
361	<	for(int i = 0; i < 5; ++i){
362	<	p.submit(new MediumRunnable());
363	<	}
361	>	/**
362	>	* invokeAll(null) throws NPE
363	>	*/
364	>	public void testInvokeAll1() throws InterruptedException {
365	>	ExecutorService e = new DirectExecutorService();
366	>	try {
367	>	e.invokeAll(null);
368		shouldThrow();
369	<	} catch(RejectedExecutionException success){}
370	<	joinPool(p);
369	>	} catch (NullPointerException success) {
370	>	} finally {
371	>	joinPool(e);
372	>	}
373		}
374
375		/**
376	<	*  execute(Executor, Callable)throws RejectedExecutionException
294	<	*  if saturated.
376	>	* invokeAll(empty collection) returns empty collection
377		*/
378	<	public void testExecute2() {
379	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
378	>	public void testInvokeAll2() throws InterruptedException {
379	>	ExecutorService e = new DirectExecutorService();
380		try {
381	<	for(int i = 0; i < 5; ++i) {
382	<	p.submit(new SmallCallable());
383	<	}
384	<	shouldThrow();
385	<	} catch(RejectedExecutionException e){}
304	<	joinPool(p);
381	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
382	>	assertTrue(r.isEmpty());
383	>	} finally {
384	>	joinPool(e);
385	>	}
386		}
387
388	+	/**
389	+	* invokeAll(c) throws NPE if c has null elements
390	+	*/
391	+	public void testInvokeAll3() throws InterruptedException {
392	+	ExecutorService e = new DirectExecutorService();
393	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
394	+	l.add(new StringTask());
395	+	l.add(null);
396	+	try {
397	+	e.invokeAll(l);
398	+	shouldThrow();
399	+	} catch (NullPointerException success) {
400	+	} finally {
401	+	joinPool(e);
402	+	}
403	+	}
404
405		/**
406	<	*  invoke(Executor, Runnable) throws InterruptedException if
310	<	*  caller interrupted.
406	>	* get of returned element of invokeAll(c) throws exception on failed task
407		*/
408	<	public void testInterruptedInvoke() {
409	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
410	<	Thread t = new Thread(new Runnable() {
411	<	public void run() {
412	<	try {
413	<	p.invoke(new Runnable() {
414	<	public void run() {
415	<	try {
416	<	Thread.sleep(MEDIUM_DELAY_MS);
417	<	shouldThrow();
418	<	} catch(InterruptedException e){
419	<	}
420	<	}
421	<	});
422	<	} catch(InterruptedException success){
327	<	} catch(Exception e) {
328	<	unexpectedException();
329	<	}
330	<
331	<	}
332	<	});
333	<	try {
334	<	t.start();
335	<	Thread.sleep(SHORT_DELAY_MS);
336	<	t.interrupt();
337	<	} catch(Exception e){
338	<	unexpectedException();
408	>	public void testInvokeAll4() throws Exception {
409	>	ExecutorService e = new DirectExecutorService();
410	>	try {
411	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
412	>	l.add(new NPETask());
413	>	List<Future<String>> futures = e.invokeAll(l);
414	>	assertEquals(1, futures.size());
415	>	try {
416	>	futures.get(0).get();
417	>	shouldThrow();
418	>	} catch (ExecutionException success) {
419	>	assertTrue(success.getCause() instanceof NullPointerException);
420	>	}
421	>	} finally {
422	>	joinPool(e);
423		}
340	–	joinPool(p);
424		}
425
426		/**
427	<	*  invoke(Executor, Runnable) throws ExecutionException if
345	<	*  runnable throws exception.
427	>	* invokeAll(c) returns results of all completed tasks in c
428		*/
429	<	public void testInvoke3() {
430	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
429	>	public void testInvokeAll5() throws Exception {
430	>	ExecutorService e = new DirectExecutorService();
431		try {
432	<	Runnable r = new Runnable() {
433	<	public void run() {
434	<	int i = 5/0;
435	<	}
436	<	};
432	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
433	>	l.add(new StringTask());
434	>	l.add(new StringTask());
435	>	List<Future<String>> futures = e.invokeAll(l);
436	>	assertEquals(2, futures.size());
437	>	for (Future<String> future : futures)
438	>	assertSame(TEST_STRING, future.get());
439	>	} finally {
440	>	joinPool(e);
441	>	}
442	>	}
443
356	–	for(int i =0; i < 5; i++){
357	–	p.invoke(r);
358	–	}
444
445	+	/**
446	+	* timed invokeAny(null) throws NPE
447	+	*/
448	+	public void testTimedInvokeAny1() throws Exception {
449	+	ExecutorService e = new DirectExecutorService();
450	+	try {
451	+	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
452		shouldThrow();
453	<	} catch(ExecutionException success){
454	<	} catch(Exception e){
455	<	unexpectedException();
453	>	} catch (NullPointerException success) {
454	>	} finally {
455	>	joinPool(e);
456		}
365	–	joinPool(p);
457		}
458
459	<
459	>	/**
460	>	* timed invokeAny(null time unit) throws NPE
461	>	*/
462	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
463	>	ExecutorService e = new DirectExecutorService();
464	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
465	>	l.add(new StringTask());
466	>	try {
467	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
468	>	shouldThrow();
469	>	} catch (NullPointerException success) {
470	>	} finally {
471	>	joinPool(e);
472	>	}
473	>	}
474
475		/**
476	<	*  invoke(Executor, Callable) throws InterruptedException if
372	<	*  callable throws exception
476	>	* timed invokeAny(empty collection) throws IAE
477		*/
478	<	public void testInvoke5() {
479	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
478	>	public void testTimedInvokeAny2() throws Exception {
479	>	ExecutorService e = new DirectExecutorService();
480	>	try {
481	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
482	>	shouldThrow();
483	>	} catch (IllegalArgumentException success) {
484	>	} finally {
485	>	joinPool(e);
486	>	}
487	>	}
488
489	<	final Callable c = new Callable() {
490	<	public Object call() {
491	<	try {
492	<	p.invoke(new SmallCallable());
493	<	shouldThrow();
494	<	} catch(InterruptedException e){}
495	<	catch(RejectedExecutionException e2){}
496	<	catch(ExecutionException e3){}
497	<	return Boolean.TRUE;
498	<	}
499	<	};
489	>	/**
490	>	* timed invokeAny(c) throws NPE if c has null elements
491	>	*/
492	>	public void testTimedInvokeAny3() throws Exception {
493	>	ExecutorService e = new DirectExecutorService();
494	>	List<Callable<Integer>> l = new ArrayList<Callable<Integer>>();
495	>	l.add(new Callable<Integer>() {
496	>	public Integer call() { return 5/0; }});
497	>	l.add(null);
498	>	try {
499	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
500	>	shouldThrow();
501	>	} catch (NullPointerException success) {
502	>	} finally {
503	>	joinPool(e);
504	>	}
505	>	}
506
507	+	/**
508	+	* timed invokeAny(c) throws ExecutionException if no task completes
509	+	*/
510	+	public void testTimedInvokeAny4() throws Exception {
511	+	ExecutorService e = new DirectExecutorService();
512	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
513	+	l.add(new NPETask());
514	+	try {
515	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
516	+	shouldThrow();
517	+	} catch (ExecutionException success) {
518	+	assertTrue(success.getCause() instanceof NullPointerException);
519	+	} finally {
520	+	joinPool(e);
521	+	}
522	+	}
523
524	+	/**
525	+	* timed invokeAny(c) returns result of some task in c
526	+	*/
527	+	public void testTimedInvokeAny5() throws Exception {
528	+	ExecutorService e = new DirectExecutorService();
529	+	try {
530	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
531	+	l.add(new StringTask());
532	+	l.add(new StringTask());
533	+	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
534	+	assertSame(TEST_STRING, result);
535	+	} finally {
536	+	joinPool(e);
537	+	}
538	+	}
539
540	<	Thread t = new Thread(new Runnable() {
541	<	public void run() {
542	<	try {
543	<	c.call();
544	<	} catch(Exception e){}
545	<	}
546	<	});
547	<	try {
548	<	t.start();
549	<	Thread.sleep(SHORT_DELAY_MS);
550	<	t.interrupt();
402	<	t.join();
403	<	} catch(InterruptedException e){
404	<	unexpectedException();
540	>	/**
541	>	* timed invokeAll(null) throws NPE
542	>	*/
543	>	public void testTimedInvokeAll1() throws InterruptedException {
544	>	ExecutorService e = new DirectExecutorService();
545	>	try {
546	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
547	>	shouldThrow();
548	>	} catch (NullPointerException success) {
549	>	} finally {
550	>	joinPool(e);
551		}
552	+	}
553
554	<	joinPool(p);
554	>	/**
555	>	* timed invokeAll(null time unit) throws NPE
556	>	*/
557	>	public void testTimedInvokeAllNullTimeUnit() throws InterruptedException {
558	>	ExecutorService e = new DirectExecutorService();
559	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
560	>	l.add(new StringTask());
561	>	try {
562	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
563	>	shouldThrow();
564	>	} catch (NullPointerException success) {
565	>	} finally {
566	>	joinPool(e);
567	>	}
568		}
569
570		/**
571	<	*  invoke(Executor, Callable) will throw ExecutionException
412	<	*  if callable throws exception
571	>	* timed invokeAll(empty collection) returns empty collection
572		*/
573	<	public void testInvoke6() {
574	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
573	>	public void testTimedInvokeAll2() throws InterruptedException {
574	>	ExecutorService e = new DirectExecutorService();
575	>	try {
576	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
577	>	assertTrue(r.isEmpty());
578	>	} finally {
579	>	joinPool(e);
580	>	}
581	>	}
582
583	+	/**
584	+	* timed invokeAll(c) throws NPE if c has null elements
585	+	*/
586	+	public void testTimedInvokeAll3() throws InterruptedException {
587	+	ExecutorService e = new DirectExecutorService();
588	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
589	+	l.add(new StringTask());
590	+	l.add(null);
591		try {
592	<	Callable c = new Callable() {
593	<	public Object call() {
594	<	int i = 5/0;
595	<	return Boolean.TRUE;
596	<	}
597	<	};
592	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
593	>	shouldThrow();
594	>	} catch (NullPointerException success) {
595	>	} finally {
596	>	joinPool(e);
597	>	}
598	>	}
599
600	<	for(int i =0; i < 5; i++){
601	<	p.invoke(c);
600	>	/**
601	>	* get of returned element of invokeAll(c) throws exception on failed task
602	>	*/
603	>	public void testTimedInvokeAll4() throws Exception {
604	>	ExecutorService e = new DirectExecutorService();
605	>	try {
606	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
607	>	l.add(new NPETask());
608	>	List<Future<String>> futures =
609	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
610	>	assertEquals(1, futures.size());
611	>	try {
612	>	futures.get(0).get();
613	>	shouldThrow();
614	>	} catch (ExecutionException success) {
615	>	assertTrue(success.getCause() instanceof NullPointerException);
616		}
617	+	} finally {
618	+	joinPool(e);
619	+	}
620	+	}
621
622	<	shouldThrow();
622	>	/**
623	>	* timed invokeAll(c) returns results of all completed tasks in c
624	>	*/
625	>	public void testTimedInvokeAll5() throws Exception {
626	>	ExecutorService e = new DirectExecutorService();
627	>	try {
628	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
629	>	l.add(new StringTask());
630	>	l.add(new StringTask());
631	>	List<Future<String>> futures =
632	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
633	>	assertEquals(2, futures.size());
634	>	for (Future<String> future : futures)
635	>	assertSame(TEST_STRING, future.get());
636	>	} finally {
637	>	joinPool(e);
638		}
639	<	catch(ExecutionException success){
640	<	} catch(Exception e) {
641	<	unexpectedException();
639	>	}
640	>
641	>	/**
642	>	* timed invokeAll cancels tasks not completed by timeout
643	>	*/
644	>	public void testTimedInvokeAll6() throws InterruptedException {
645	>	ExecutorService e = new DirectExecutorService();
646	>	try {
647	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
648	>	l.add(new StringTask());
649	>	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
650	>	l.add(new StringTask());
651	>	List<Future<String>> futures =
652	>	e.invokeAll(l, SMALL_DELAY_MS, MILLISECONDS);
653	>	assertEquals(3, futures.size());
654	>	Iterator<Future<String>> it = futures.iterator();
655	>	Future<String> f1 = it.next();
656	>	Future<String> f2 = it.next();
657	>	Future<String> f3 = it.next();
658	>	assertTrue(f1.isDone());
659	>	assertFalse(f1.isCancelled());
660	>	assertTrue(f2.isDone());
661	>	assertTrue(f3.isDone());
662	>	assertTrue(f3.isCancelled());
663	>	} finally {
664	>	joinPool(e);
665		}
435	–	joinPool(p);
666		}
667
668	<	}
668	>	}

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