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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 1.26 by jsr166, Fri Sep 17 00:53:15 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(); }
31		public void shutdown() { shutdown = true; }
32	<	public List<Runnable> shutdownNow() { shutdown = true; return Collections.EMPTY_LIST; }
32	>	public List<Runnable> shutdownNow() {
33	>	shutdown = true;
34	>	return Collections.EMPTY_LIST;
35	>	}
36		public boolean isShutdown() { return shutdown; }
37		public boolean isTerminated() { return isShutdown(); }
38	<	public boolean awaitTermination(long timeout, TimeUnit unit) { return isShutdown(); }
38	>	public boolean awaitTermination(long timeout, TimeUnit unit) {
39	>	return isShutdown();
40	>	}
41		private volatile boolean shutdown = false;
42		}
43
44	<	private static final String TEST_STRING = "a test string";
45	<
46	<	private static class StringTask implements Callable<String> {
47	<	public String call() { return TEST_STRING; }
44	>	/**
45	>	* execute(runnable) runs it to completion
46	>	*/
47	>	public void testExecuteRunnable() throws Exception {
48	>	ExecutorService e = new DirectExecutorService();
49	>	TrackedShortRunnable task = new TrackedShortRunnable();
50	>	assertFalse(task.done);
51	>	Future<?> future = e.submit(task);
52	>	future.get();
53	>	assertTrue(task.done);
54		}
55
56	+
57		/**
58	<	* execute of runnable runs it to completion
58	>	* Completed submit(callable) returns result
59		*/
60	<	public void testExecuteRunnable() {
61	<	try {
62	<	ExecutorService e = new DirectExecutorService();
63	<	TrackedShortRunnable task = new TrackedShortRunnable();
64	<	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	<	}
60	>	public void testSubmitCallable() throws Exception {
61	>	ExecutorService e = new DirectExecutorService();
62	>	Future<String> future = e.submit(new StringTask());
63	>	String result = future.get();
64	>	assertSame(TEST_STRING, result);
65		}
66
67	+	/**
68	+	* Completed submit(runnable) returns successfully
69	+	*/
70	+	public void testSubmitRunnable() throws Exception {
71	+	ExecutorService e = new DirectExecutorService();
72	+	Future<?> future = e.submit(new NoOpRunnable());
73	+	future.get();
74	+	assertTrue(future.isDone());
75	+	}
76
77		/**
78	<	* execute of a callable runs it to completion
78	>	* Completed submit(runnable, result) returns result
79		*/
80	<	public void testExecuteCallable() {
81	<	try {
82	<	ExecutorService e = new DirectExecutorService();
83	<	Future<String> future = e.submit(new StringTask());
84	<	String result = future.get();
72	<	assertSame(TEST_STRING, result);
73	<	}
74	<	catch (ExecutionException ex) {
75	<	unexpectedException();
76	<	}
77	<	catch (InterruptedException ex) {
78	<	unexpectedException();
79	<	}
80	>	public void testSubmitRunnable2() throws Exception {
81	>	ExecutorService e = new DirectExecutorService();
82	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
83	>	String result = future.get();
84	>	assertSame(TEST_STRING, result);
85		}
86
87
88		/**
89	<	* execute of a privileged action runs it to completion
89	>	* A submitted privileged action runs to completion
90		*/
91	<	public void testExecutePrivilegedAction() {
92	<	Policy savedPolicy = Policy.getPolicy();
93	<	AdjustablePolicy policy = new AdjustablePolicy();
94	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
95	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
91	<	Policy.setPolicy(policy);
92	<	try {
93	<	ExecutorService e = new DirectExecutorService();
94	<	Future future = e.submit(new PrivilegedAction() {
91	>	public void testSubmitPrivilegedAction() throws Exception {
92	>	Runnable r = new CheckedRunnable() {
93	>	public void realRun() throws Exception {
94	>	ExecutorService e = new DirectExecutorService();
95	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
96		public Object run() {
97		return TEST_STRING;
98	<	}});
98	>	}}));
99
100	<	Object result = future.get();
101	<	assertSame(TEST_STRING, result);
102	<	}
103	<	catch (ExecutionException ex) {
104	<	unexpectedException();
105	<	}
106	<	catch (InterruptedException ex) {
106	<	unexpectedException();
107	<	}
108	<	finally {
109	<	Policy.setPolicy(savedPolicy);
110	<	}
100	>	assertSame(TEST_STRING, future.get());
101	>	}};
102	>
103	>	runWithPermissions(r,
104	>	new RuntimePermission("getClassLoader"),
105	>	new RuntimePermission("setContextClassLoader"),
106	>	new RuntimePermission("modifyThread"));
107		}
108
109		/**
110	<	* execute of a privileged exception action runs it to completion
110	>	* A submitted privileged exception action runs to completion
111		*/
112	<	public void testExecutePrivilegedExceptionAction() {
113	<	Policy savedPolicy = Policy.getPolicy();
114	<	AdjustablePolicy policy = new AdjustablePolicy();
115	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
116	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
121	<	Policy.setPolicy(policy);
122	<	try {
123	<	ExecutorService e = new DirectExecutorService();
124	<	Future future = e.submit(new PrivilegedExceptionAction() {
112	>	public void testSubmitPrivilegedExceptionAction() throws Exception {
113	>	Runnable r = new CheckedRunnable() {
114	>	public void realRun() throws Exception {
115	>	ExecutorService e = new DirectExecutorService();
116	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
117		public Object run() {
118		return TEST_STRING;
119	<	}});
119	>	}}));
120
121	<	Object result = future.get();
122	<	assertSame(TEST_STRING, result);
123	<	}
124	<	catch (ExecutionException ex) {
133	<	unexpectedException();
134	<	}
135	<	catch (InterruptedException ex) {
136	<	unexpectedException();
137	<	}
138	<	finally {
139	<	Policy.setPolicy(savedPolicy);
140	<	}
121	>	assertSame(TEST_STRING, future.get());
122	>	}};
123	>
124	>	runWithPermissions(r);
125		}
126
127		/**
128	<	* execute of a failed privileged exception action reports exception
128	>	* A submitted failed privileged exception action reports exception
129		*/
130	<	public void testExecuteFailedPrivilegedExceptionAction() {
131	<	Policy savedPolicy = Policy.getPolicy();
132	<	AdjustablePolicy policy = new AdjustablePolicy();
133	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
134	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
151	<	Policy.setPolicy(policy);
152	<	try {
153	<	ExecutorService e = new DirectExecutorService();
154	<	Future future = e.submit(new PrivilegedExceptionAction() {
130	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
131	>	Runnable r = new CheckedRunnable() {
132	>	public void realRun() throws Exception {
133	>	ExecutorService e = new DirectExecutorService();
134	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
135		public Object run() throws Exception {
136		throw new IndexOutOfBoundsException();
137	<	}});
137	>	}}));
138
139	<	Object result = future.get();
139	>	try {
140	>	future.get();
141	>	shouldThrow();
142	>	} catch (ExecutionException success) {
143	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
144	>	}}};
145	>
146	>	runWithPermissions(r);
147	>	}
148	>
149	>	/**
150	>	* execute(null runnable) throws NPE
151	>	*/
152	>	public void testExecuteNullRunnable() {
153	>	try {
154	>	ExecutorService e = new DirectExecutorService();
155	>	e.submit((Runnable) null);
156		shouldThrow();
157	<	}
162	<	catch (ExecutionException success) {
163	<	}
164	<	catch (InterruptedException ex) {
165	<	unexpectedException();
166	<	}
167	<	finally {
168	<	Policy.setPolicy(savedPolicy);
169	<	}
157	>	} catch (NullPointerException success) {}
158		}
159
160	+
161		/**
162	<	* invoke of a callable runs it to completion
162	>	* submit(null callable) throws NPE
163		*/
164	<	public void testInvokeCallable() {
164	>	public void testSubmitNullCallable() {
165		try {
166		ExecutorService e = new DirectExecutorService();
167	<	String result = e.invoke(new StringTask());
167	>	e.submit((Callable) null);
168	>	shouldThrow();
169	>	} catch (NullPointerException success) {}
170	>	}
171
172	<	assertSame(TEST_STRING, result);
172	>	/**
173	>	* submit(runnable) throws RejectedExecutionException if
174	>	* executor is saturated.
175	>	*/
176	>	public void testExecute1() {
177	>	ThreadPoolExecutor p =
178	>	new ThreadPoolExecutor(1, 1,
179	>	60, TimeUnit.SECONDS,
180	>	new ArrayBlockingQueue<Runnable>(1));
181	>	try {
182	>	for (int i = 0; i < 2; ++i)
183	>	p.submit(new MediumRunnable());
184	>	for (int i = 0; i < 2; ++i) {
185	>	try {
186	>	p.submit(new MediumRunnable());
187	>	shouldThrow();
188	>	} catch (RejectedExecutionException success) {}
189	>	}
190	>	} finally {
191	>	joinPool(p);
192		}
193	<	catch (ExecutionException ex) {
194	<	unexpectedException();
193	>	}
194	>
195	>	/**
196	>	* submit(callable) throws RejectedExecutionException
197	>	* if executor is saturated.
198	>	*/
199	>	public void testExecute2() {
200	>	ThreadPoolExecutor p =
201	>	new ThreadPoolExecutor(1, 1,
202	>	60, TimeUnit.SECONDS,
203	>	new ArrayBlockingQueue<Runnable>(1));
204	>	try {
205	>	for (int i = 0; i < 2; ++i)
206	>	p.submit(new MediumRunnable());
207	>	for (int i = 0; i < 2; ++i) {
208	>	try {
209	>	p.submit(new SmallCallable());
210	>	shouldThrow();
211	>	} catch (RejectedExecutionException success) {}
212	>	}
213	>	} finally {
214	>	joinPool(p);
215		}
216	<	catch (InterruptedException ex) {
217	<	unexpectedException();
216	>	}
217	>
218	>
219	>	/**
220	>	* submit(callable).get() throws InterruptedException if interrupted
221	>	*/
222	>	public void testInterruptedSubmit() throws InterruptedException {
223	>	final CountDownLatch submitted    = new CountDownLatch(1);
224	>	final CountDownLatch quittingTime = new CountDownLatch(1);
225	>	final ExecutorService p
226	>	= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS,
227	>	new ArrayBlockingQueue<Runnable>(10));
228	>	final Callable<Void> awaiter = new CheckedCallable<Void>() {
229	>	public Void realCall() throws InterruptedException {
230	>	quittingTime.await();
231	>	return null;
232	>	}};
233	>	try {
234	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
235	>	public void realRun() throws Exception {
236	>	Future<Void> future = p.submit(awaiter);
237	>	submitted.countDown();
238	>	future.get();
239	>	}});
240	>	t.start();
241	>	submitted.await();
242	>	t.interrupt();
243	>	t.join();
244	>	} finally {
245	>	quittingTime.countDown();
246	>	joinPool(p);
247		}
248		}
249
250		/**
251	<	* execute with a null runnable throws NPE
251	>	*  get of submitted callable throws InterruptedException if callable
252	>	*  interrupted
253		*/
254	<	public void testExecuteNullRunnable() {
254	>	public void testSubmitIE() throws InterruptedException {
255	>	final ThreadPoolExecutor p =
256	>	new ThreadPoolExecutor(1, 1,
257	>	60, TimeUnit.SECONDS,
258	>	new ArrayBlockingQueue<Runnable>(10));
259	>
260	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
261	>	public void realRun() throws Exception {
262	>	p.submit(new SmallCallable()).get();
263	>	}});
264	>
265	>	t.start();
266	>	Thread.sleep(SHORT_DELAY_MS);
267	>	t.interrupt();
268	>	t.join();
269	>	joinPool(p);
270	>	}
271	>
272	>	/**
273	>	*  get of submit(callable) throws ExecutionException if callable
274	>	*  throws exception
275	>	*/
276	>	public void testSubmitEE() throws InterruptedException {
277	>	ThreadPoolExecutor p =
278	>	new ThreadPoolExecutor(1, 1,
279	>	60, TimeUnit.SECONDS,
280	>	new ArrayBlockingQueue<Runnable>(10));
281	>
282	>	Callable c = new Callable() {
283	>	public Object call() { return 5/0; }};
284	>
285		try {
286	<	ExecutorService e = new DirectExecutorService();
196	<	TrackedShortRunnable task = null;
197	<	Future<?> future = e.submit(task);
286	>	p.submit(c).get();
287		shouldThrow();
288	+	} catch (ExecutionException success) {
289	+	assertTrue(success.getCause() instanceof ArithmeticException);
290		}
291	<	catch (NullPointerException success) {
201	<	}
202	<	catch (Exception ex) {
203	<	unexpectedException();
204	<	}
291	>	joinPool(p);
292		}
293
207	–
294		/**
295	<	* execute of a null callable throws NPE
295	>	* invokeAny(null) throws NPE
296		*/
297	<	public void testExecuteNullCallable() {
297	>	public void testInvokeAny1()
298	>	throws InterruptedException, ExecutionException {
299	>	ExecutorService e = new DirectExecutorService();
300		try {
301	<	ExecutorService e = new DirectExecutorService();
214	<	StringTask t = null;
215	<	Future<String> future = e.submit(t);
301	>	e.invokeAny(null);
302		shouldThrow();
303	+	} catch (NullPointerException success) {
304	+	} finally {
305	+	joinPool(e);
306		}
307	<	catch (NullPointerException success) {
307	>	}
308	>
309	>	/**
310	>	* invokeAny(empty collection) throws IAE
311	>	*/
312	>	public void testInvokeAny2()
313	>	throws InterruptedException, ExecutionException {
314	>	ExecutorService e = new DirectExecutorService();
315	>	try {
316	>	e.invokeAny(new ArrayList<Callable<String>>());
317	>	shouldThrow();
318	>	} catch (IllegalArgumentException success) {
319	>	} finally {
320	>	joinPool(e);
321		}
322	<	catch (Exception ex) {
323	<	unexpectedException();
322	>	}
323	>
324	>	/**
325	>	* invokeAny(c) throws NPE if c has null elements
326	>	*/
327	>	public void testInvokeAny3() throws Exception {
328	>	ExecutorService e = new DirectExecutorService();
329	>	List<Callable<Integer>> l = new ArrayList<Callable<Integer>>();
330	>	l.add(new Callable<Integer>() {
331	>	public Integer call() { return 5/0; }});
332	>	l.add(null);
333	>	try {
334	>	e.invokeAny(l);
335	>	shouldThrow();
336	>	} catch (NullPointerException success) {
337	>	} finally {
338	>	joinPool(e);
339		}
340		}
341
342		/**
343	<	* invoke of a null callable throws NPE
343	>	* invokeAny(c) throws ExecutionException if no task in c completes
344		*/
345	<	public void testInvokeNullCallable() {
345	>	public void testInvokeAny4() throws InterruptedException {
346	>	ExecutorService e = new DirectExecutorService();
347	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
348	>	l.add(new NPETask());
349		try {
350	<	ExecutorService e = new DirectExecutorService();
231	<	StringTask t = null;
232	<	String result = e.invoke(t);
350	>	e.invokeAny(l);
351		shouldThrow();
352	+	} catch (ExecutionException success) {
353	+	assertTrue(success.getCause() instanceof NullPointerException);
354	+	} finally {
355	+	joinPool(e);
356		}
357	<	catch (NullPointerException success) {
357	>	}
358	>
359	>	/**
360	>	* invokeAny(c) returns result of some task in c if at least one completes
361	>	*/
362	>	public void testInvokeAny5() throws Exception {
363	>	ExecutorService e = new DirectExecutorService();
364	>	try {
365	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
366	>	l.add(new StringTask());
367	>	l.add(new StringTask());
368	>	String result = e.invokeAny(l);
369	>	assertSame(TEST_STRING, result);
370	>	} finally {
371	>	joinPool(e);
372		}
373	<	catch (Exception ex) {
374	<	unexpectedException();
373	>	}
374	>
375	>	/**
376	>	* invokeAll(null) throws NPE
377	>	*/
378	>	public void testInvokeAll1() throws InterruptedException {
379	>	ExecutorService e = new DirectExecutorService();
380	>	try {
381	>	e.invokeAll(null);
382	>	shouldThrow();
383	>	} catch (NullPointerException success) {
384	>	} finally {
385	>	joinPool(e);
386		}
387		}
388
389		/**
390	<	*  execute(Executor, Runnable) throws RejectedExecutionException
244	<	*  if saturated.
390	>	* invokeAll(empty collection) returns empty collection
391		*/
392	<	public void testExecute1() {
393	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
392	>	public void testInvokeAll2() throws InterruptedException {
393	>	ExecutorService e = new DirectExecutorService();
394		try {
395	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
396	+	assertTrue(r.isEmpty());
397	+	} finally {
398	+	joinPool(e);
399	+	}
400	+	}
401
402	<	for(int i = 0; i < 5; ++i){
403	<	p.submit(new MediumRunnable());
404	<	}
402	>	/**
403	>	* invokeAll(c) throws NPE if c has null elements
404	>	*/
405	>	public void testInvokeAll3() throws InterruptedException {
406	>	ExecutorService e = new DirectExecutorService();
407	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
408	>	l.add(new StringTask());
409	>	l.add(null);
410	>	try {
411	>	e.invokeAll(l);
412		shouldThrow();
413	<	} catch(RejectedExecutionException success){}
414	<	joinPool(p);
413	>	} catch (NullPointerException success) {
414	>	} finally {
415	>	joinPool(e);
416	>	}
417		}
418
419		/**
420	<	*  execute(Executor, Callable)throws RejectedExecutionException
260	<	*  if saturated.
420	>	* get of returned element of invokeAll(c) throws exception on failed task
421		*/
422	<	public void testExecute2() {
423	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
422	>	public void testInvokeAll4() throws Exception {
423	>	ExecutorService e = new DirectExecutorService();
424		try {
425	<	for(int i = 0; i < 5; ++i) {
426	<	p.submit(new SmallCallable());
425	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
426	>	l.add(new NPETask());
427	>	List<Future<String>> futures = e.invokeAll(l);
428	>	assertEquals(1, futures.size());
429	>	try {
430	>	futures.get(0).get();
431	>	shouldThrow();
432	>	} catch (ExecutionException success) {
433	>	assertTrue(success.getCause() instanceof NullPointerException);
434		}
435	<	shouldThrow();
436	<	} catch(RejectedExecutionException e){}
437	<	joinPool(p);
435	>	} finally {
436	>	joinPool(e);
437	>	}
438	>	}
439	>
440	>	/**
441	>	* invokeAll(c) returns results of all completed tasks in c
442	>	*/
443	>	public void testInvokeAll5() throws Exception {
444	>	ExecutorService e = new DirectExecutorService();
445	>	try {
446	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
447	>	l.add(new StringTask());
448	>	l.add(new StringTask());
449	>	List<Future<String>> futures = e.invokeAll(l);
450	>	assertEquals(2, futures.size());
451	>	for (Future<String> future : futures)
452	>	assertSame(TEST_STRING, future.get());
453	>	} finally {
454	>	joinPool(e);
455	>	}
456		}
457
458
459		/**
460	<	*  invoke(Executor, Callable) throws InterruptedException if
276	<	*  caller interrupted.
460	>	* timed invokeAny(null) throws NPE
461		*/
462	<	public void testInterruptedInvoke() {
463	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
464	<	Thread t = new Thread(new Runnable() {
465	<	public void run() {
466	<	try {
467	<	p.invoke(new Callable<Object>() {
468	<	public Object call() {
469	<	try {
470	<	Thread.sleep(MEDIUM_DELAY_MS);
471	<	shouldThrow();
288	<	} catch(InterruptedException e){
289	<	}
290	<	return null;
291	<	}
292	<	});
293	<	} catch(InterruptedException success){
294	<	} catch(Exception e) {
295	<	unexpectedException();
296	<	}
462	>	public void testTimedInvokeAny1() throws Exception {
463	>	ExecutorService e = new DirectExecutorService();
464	>	try {
465	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
466	>	shouldThrow();
467	>	} catch (NullPointerException success) {
468	>	} finally {
469	>	joinPool(e);
470	>	}
471	>	}
472
473	<	}
474	<	});
473	>	/**
474	>	* timed invokeAny(null time unit) throws NPE
475	>	*/
476	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
477	>	ExecutorService e = new DirectExecutorService();
478	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
479	>	l.add(new StringTask());
480		try {
481	<	t.start();
482	<	Thread.sleep(SHORT_DELAY_MS);
483	<	t.interrupt();
484	<	} catch(Exception e){
485	<	unexpectedException();
481	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
482	>	shouldThrow();
483	>	} catch (NullPointerException success) {
484	>	} finally {
485	>	joinPool(e);
486		}
307	–	joinPool(p);
487		}
488
489		/**
490	<	*  invoke(Executor, Callable) throws InterruptedException if
312	<	*  callable throws exception
490	>	* timed invokeAny(empty collection) throws IAE
491		*/
492	<	public void testInvoke5() {
493	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
492	>	public void testTimedInvokeAny2() throws Exception {
493	>	ExecutorService e = new DirectExecutorService();
494	>	try {
495	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
496	>	shouldThrow();
497	>	} catch (IllegalArgumentException success) {
498	>	} finally {
499	>	joinPool(e);
500	>	}
501	>	}
502
503	<	final Callable c = new Callable() {
504	<	public Object call() {
505	<	try {
506	<	p.invoke(new SmallCallable());
507	<	shouldThrow();
508	<	} catch(InterruptedException e){}
509	<	catch(RejectedExecutionException e2){}
510	<	catch(ExecutionException e3){}
511	<	return Boolean.TRUE;
512	<	}
513	<	};
503	>	/**
504	>	* timed invokeAny(c) throws NPE if c has null elements
505	>	*/
506	>	public void testTimedInvokeAny3() throws Exception {
507	>	ExecutorService e = new DirectExecutorService();
508	>	List<Callable<Integer>> l = new ArrayList<Callable<Integer>>();
509	>	l.add(new Callable<Integer>() {
510	>	public Integer call() { return 5/0; }});
511	>	l.add(null);
512	>	try {
513	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
514	>	shouldThrow();
515	>	} catch (NullPointerException success) {
516	>	} finally {
517	>	joinPool(e);
518	>	}
519	>	}
520
521	+	/**
522	+	* timed invokeAny(c) throws ExecutionException if no task completes
523	+	*/
524	+	public void testTimedInvokeAny4() throws Exception {
525	+	ExecutorService e = new DirectExecutorService();
526	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
527	+	l.add(new NPETask());
528	+	try {
529	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
530	+	shouldThrow();
531	+	} catch (ExecutionException success) {
532	+	assertTrue(success.getCause() instanceof NullPointerException);
533	+	} finally {
534	+	joinPool(e);
535	+	}
536	+	}
537
538	+	/**
539	+	* timed invokeAny(c) returns result of some task in c
540	+	*/
541	+	public void testTimedInvokeAny5() throws Exception {
542	+	ExecutorService e = new DirectExecutorService();
543	+	try {
544	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
545	+	l.add(new StringTask());
546	+	l.add(new StringTask());
547	+	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
548	+	assertSame(TEST_STRING, result);
549	+	} finally {
550	+	joinPool(e);
551	+	}
552	+	}
553
554	<	Thread t = new Thread(new Runnable() {
555	<	public void run() {
556	<	try {
557	<	c.call();
558	<	} catch(Exception e){}
336	<	}
337	<	});
554	>	/**
555	>	* timed invokeAll(null) throws NPE
556	>	*/
557	>	public void testTimedInvokeAll1() throws InterruptedException {
558	>	ExecutorService e = new DirectExecutorService();
559		try {
560	<	t.start();
561	<	Thread.sleep(SHORT_DELAY_MS);
562	<	t.interrupt();
563	<	t.join();
564	<	} catch(InterruptedException e){
344	<	unexpectedException();
560	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
561	>	shouldThrow();
562	>	} catch (NullPointerException success) {
563	>	} finally {
564	>	joinPool(e);
565		}
566	+	}
567
568	<	joinPool(p);
568	>	/**
569	>	* timed invokeAll(null time unit) throws NPE
570	>	*/
571	>	public void testTimedInvokeAllNullTimeUnit() throws InterruptedException {
572	>	ExecutorService e = new DirectExecutorService();
573	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
574	>	l.add(new StringTask());
575	>	try {
576	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
577	>	shouldThrow();
578	>	} catch (NullPointerException success) {
579	>	} finally {
580	>	joinPool(e);
581	>	}
582		}
583
584		/**
585	<	*  invoke(Executor, Callable) will throw ExecutionException
352	<	*  if callable throws exception
585	>	* timed invokeAll(empty collection) returns empty collection
586		*/
587	<	public void testInvoke6() {
588	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
587	>	public void testTimedInvokeAll2() throws InterruptedException {
588	>	ExecutorService e = new DirectExecutorService();
589	>	try {
590	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
591	>	assertTrue(r.isEmpty());
592	>	} finally {
593	>	joinPool(e);
594	>	}
595	>	}
596
597	+	/**
598	+	* timed invokeAll(c) throws NPE if c has null elements
599	+	*/
600	+	public void testTimedInvokeAll3() throws InterruptedException {
601	+	ExecutorService e = new DirectExecutorService();
602	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
603	+	l.add(new StringTask());
604	+	l.add(null);
605		try {
606	<	Callable c = new Callable() {
607	<	public Object call() {
608	<	int i = 5/0;
609	<	return Boolean.TRUE;
610	<	}
611	<	};
606	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
607	>	shouldThrow();
608	>	} catch (NullPointerException success) {
609	>	} finally {
610	>	joinPool(e);
611	>	}
612	>	}
613
614	<	for(int i =0; i < 5; i++){
615	<	p.invoke(c);
614	>	/**
615	>	* get of returned element of invokeAll(c) throws exception on failed task
616	>	*/
617	>	public void testTimedInvokeAll4() throws Exception {
618	>	ExecutorService e = new DirectExecutorService();
619	>	try {
620	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
621	>	l.add(new NPETask());
622	>	List<Future<String>> futures =
623	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
624	>	assertEquals(1, futures.size());
625	>	try {
626	>	futures.get(0).get();
627	>	shouldThrow();
628	>	} catch (ExecutionException success) {
629	>	assertTrue(success.getCause() instanceof NullPointerException);
630		}
631	+	} finally {
632	+	joinPool(e);
633	+	}
634	+	}
635
636	<	shouldThrow();
636	>	/**
637	>	* timed invokeAll(c) returns results of all completed tasks in c
638	>	*/
639	>	public void testTimedInvokeAll5() throws Exception {
640	>	ExecutorService e = new DirectExecutorService();
641	>	try {
642	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
643	>	l.add(new StringTask());
644	>	l.add(new StringTask());
645	>	List<Future<String>> futures =
646	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
647	>	assertEquals(2, futures.size());
648	>	for (Future<String> future : futures)
649	>	assertSame(TEST_STRING, future.get());
650	>	} finally {
651	>	joinPool(e);
652		}
653	<	catch(ExecutionException success){
654	<	} catch(Exception e) {
655	<	unexpectedException();
653	>	}
654	>
655	>	/**
656	>	* timed invokeAll cancels tasks not completed by timeout
657	>	*/
658	>	public void testTimedInvokeAll6() throws InterruptedException {
659	>	ExecutorService e = new DirectExecutorService();
660	>	try {
661	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
662	>	l.add(new StringTask());
663	>	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
664	>	l.add(new StringTask());
665	>	List<Future<String>> futures =
666	>	e.invokeAll(l, SMALL_DELAY_MS, MILLISECONDS);
667	>	assertEquals(3, futures.size());
668	>	Iterator<Future<String>> it = futures.iterator();
669	>	Future<String> f1 = it.next();
670	>	Future<String> f2 = it.next();
671	>	Future<String> f3 = it.next();
672	>	assertTrue(f1.isDone());
673	>	assertFalse(f1.isCancelled());
674	>	assertTrue(f2.isDone());
675	>	assertTrue(f3.isDone());
676	>	assertTrue(f3.isCancelled());
677	>	} finally {
678	>	joinPool(e);
679		}
375	–	joinPool(p);
680		}
681
682		}

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