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Comparing jsr166/src/test/tck/AbstractExecutorServiceTest.java (file contents):
Revision 1.2 by tim, Wed Dec 10 02:24:00 2003 UTC vs.
Revision 1.37 by jsr166, Sat Apr 25 04:55:30 2015 UTC

#	Line 1 | Line 1
1		/*
2	<	* Written by members of JCP JSR-166 Expert Group and released to the
3	<	* public domain. Use, modify, and redistribute this code in any way
4	<	* without acknowledgement. Other contributors include Andrew Wright,
5	<	* Jeffrey Hayes, Pat Fischer, Mike Judd.
2	>	* Written by Doug Lea with assistance from members of JCP JSR-166
3	>	* Expert Group and released to the public domain, as explained at
4	>	* http://creativecommons.org/publicdomain/zero/1.0/
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
10
11	<	import junit.framework.*;
12	<	import java.util.*;
13	<	import java.util.concurrent.*;
14	<	import java.math.BigInteger;
15	<	import java.security.*;
11	>	import java.security.PrivilegedAction;
12	>	import java.security.PrivilegedExceptionAction;
13	>	import java.util.ArrayList;
14	>	import java.util.Collections;
15	>	import java.util.List;
16	>	import java.util.concurrent.AbstractExecutorService;
17	>	import java.util.concurrent.ArrayBlockingQueue;
18	>	import java.util.concurrent.Callable;
19	>	import java.util.concurrent.CountDownLatch;
20	>	import java.util.concurrent.ExecutionException;
21	>	import java.util.concurrent.Executors;
22	>	import java.util.concurrent.ExecutorService;
23	>	import java.util.concurrent.Future;
24	>	import java.util.concurrent.ThreadPoolExecutor;
25	>	import java.util.concurrent.TimeUnit;
26	>	import java.util.concurrent.atomic.AtomicBoolean;
27
28	<	public class AbstractExecutorServiceTest extends JSR166TestCase{
28	>	import junit.framework.Test;
29	>	import junit.framework.TestSuite;
30	>
31	>	public class AbstractExecutorServiceTest extends JSR166TestCase {
32		public static void main(String[] args) {
33	<	junit.textui.TestRunner.run (suite());
33	>	main(suite(), args);
34		}
35		public static Test suite() {
36	<	return new TestSuite(ExecutorsTest.class);
36	>	return new TestSuite(AbstractExecutorServiceTest.class);
37		}
38
39	<	/**
39	>	/**
40		* A no-frills implementation of AbstractExecutorService, designed
41	<	* to test the submit/invoke methods only.
41	>	* to test the submit methods only.
42		*/
43		static class DirectExecutorService extends AbstractExecutorService {
44		public void execute(Runnable r) { r.run(); }
45		public void shutdown() { shutdown = true; }
46	<	public List<Runnable> shutdownNow() { shutdown = true; return Collections.EMPTY_LIST; }
46	>	public List<Runnable> shutdownNow() {
47	>	shutdown = true;
48	>	return Collections.EMPTY_LIST;
49	>	}
50		public boolean isShutdown() { return shutdown; }
51		public boolean isTerminated() { return isShutdown(); }
52	<	public boolean awaitTermination(long timeout, TimeUnit unit) { return isShutdown(); }
52	>	public boolean awaitTermination(long timeout, TimeUnit unit) {
53	>	return isShutdown();
54	>	}
55		private volatile boolean shutdown = false;
56		}
57
58	<	private static final String TEST_STRING = "a test string";
59	<
60	<	private static class StringTask implements Callable<String> {
61	<	public String call() { return TEST_STRING; }
58	>	/**
59	>	* execute(runnable) runs it to completion
60	>	*/
61	>	public void testExecuteRunnable() throws Exception {
62	>	ExecutorService e = new DirectExecutorService();
63	>	final AtomicBoolean done = new AtomicBoolean(false);
64	>	Future<?> future = e.submit(new CheckedRunnable() {
65	>	public void realRun() {
66	>	done.set(true);
67	>	}});
68	>	assertNull(future.get());
69	>	assertNull(future.get(0, MILLISECONDS));
70	>	assertTrue(done.get());
71	>	assertTrue(future.isDone());
72	>	assertFalse(future.isCancelled());
73		}
74
75		/**
76	<	* execute of runnable runs it to completion
76	>	* Completed submit(callable) returns result
77		*/
78	<	public void testExecuteRunnable() {
79	<	try {
80	<	ExecutorService e = new DirectExecutorService();
81	<	TrackedShortRunnable task = new TrackedShortRunnable();
82	<	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	<	}
78	>	public void testSubmitCallable() throws Exception {
79	>	ExecutorService e = new DirectExecutorService();
80	>	Future<String> future = e.submit(new StringTask());
81	>	String result = future.get();
82	>	assertSame(TEST_STRING, result);
83		}
84
85		/**
86	<	* invoke of a runnable runs it to completion
86	>	* Completed submit(runnable) returns successfully
87		*/
88	<	public void testInvokeRunnable() {
89	<	try {
90	<	ExecutorService e = new DirectExecutorService();
91	<	TrackedShortRunnable task = new TrackedShortRunnable();
92	<	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	<	}
88	>	public void testSubmitRunnable() throws Exception {
89	>	ExecutorService e = new DirectExecutorService();
90	>	Future<?> future = e.submit(new NoOpRunnable());
91	>	future.get();
92	>	assertTrue(future.isDone());
93		}
94
95		/**
96	<	* execute of a callable runs it to completion
96	>	* Completed submit(runnable, result) returns result
97		*/
98	<	public void testExecuteCallable() {
99	<	try {
100	<	ExecutorService e = new DirectExecutorService();
101	<	Future<String> future = e.submit(new StringTask());
102	<	String result = future.get();
90	<	assertSame(TEST_STRING, result);
91	<	}
92	<	catch (ExecutionException ex) {
93	<	unexpectedException();
94	<	}
95	<	catch (InterruptedException ex) {
96	<	unexpectedException();
97	<	}
98	>	public void testSubmitRunnable2() throws Exception {
99	>	ExecutorService e = new DirectExecutorService();
100	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
101	>	String result = future.get();
102	>	assertSame(TEST_STRING, result);
103		}
104
100	–
105		/**
106	<	* execute of a privileged action runs it to completion
106	>	* A submitted privileged action runs to completion
107		*/
108	<	public void testExecutePrivilegedAction() {
109	<	Policy savedPolicy = Policy.getPolicy();
110	<	AdjustablePolicy policy = new AdjustablePolicy();
111	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
112	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
109	<	Policy.setPolicy(policy);
110	<	try {
111	<	ExecutorService e = new DirectExecutorService();
112	<	Future future = e.submit(new PrivilegedAction() {
108	>	public void testSubmitPrivilegedAction() throws Exception {
109	>	Runnable r = new CheckedRunnable() {
110	>	public void realRun() throws Exception {
111	>	ExecutorService e = new DirectExecutorService();
112	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
113		public Object run() {
114		return TEST_STRING;
115	<	}});
115	>	}}));
116
117	<	Object result = future.get();
118	<	assertSame(TEST_STRING, result);
119	<	}
120	<	catch (ExecutionException ex) {
121	<	unexpectedException();
122	<	}
123	<	catch (InterruptedException ex) {
124	<	unexpectedException();
125	<	}
126	<	finally {
127	<	Policy.setPolicy(savedPolicy);
128	<	}
117	>	assertSame(TEST_STRING, future.get());
118	>	}};
119	>
120	>	runWithPermissions(r,
121	>	new RuntimePermission("getClassLoader"),
122	>	new RuntimePermission("setContextClassLoader"),
123	>	new RuntimePermission("modifyThread"));
124		}
125
126		/**
127	<	* execute of a privileged exception action runs it to completion
127	>	* A submitted privileged exception action runs to completion
128		*/
129	<	public void testExecutePrivilegedExceptionAction() {
130	<	Policy savedPolicy = Policy.getPolicy();
131	<	AdjustablePolicy policy = new AdjustablePolicy();
132	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
133	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
139	<	Policy.setPolicy(policy);
140	<	try {
141	<	ExecutorService e = new DirectExecutorService();
142	<	Future future = e.submit(new PrivilegedExceptionAction() {
129	>	public void testSubmitPrivilegedExceptionAction() throws Exception {
130	>	Runnable r = new CheckedRunnable() {
131	>	public void realRun() throws Exception {
132	>	ExecutorService e = new DirectExecutorService();
133	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
134		public Object run() {
135		return TEST_STRING;
136	<	}});
136	>	}}));
137
138	<	Object result = future.get();
139	<	assertSame(TEST_STRING, result);
140	<	}
141	<	catch (ExecutionException ex) {
151	<	unexpectedException();
152	<	}
153	<	catch (InterruptedException ex) {
154	<	unexpectedException();
155	<	}
156	<	finally {
157	<	Policy.setPolicy(savedPolicy);
158	<	}
138	>	assertSame(TEST_STRING, future.get());
139	>	}};
140	>
141	>	runWithPermissions(r);
142		}
143
144		/**
145	<	* execute of a failed privileged exception action reports exception
145	>	* A submitted failed privileged exception action reports exception
146		*/
147	<	public void testExecuteFailedPrivilegedExceptionAction() {
148	<	Policy savedPolicy = Policy.getPolicy();
149	<	AdjustablePolicy policy = new AdjustablePolicy();
150	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
151	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
169	<	Policy.setPolicy(policy);
170	<	try {
171	<	ExecutorService e = new DirectExecutorService();
172	<	Future future = e.submit(new PrivilegedExceptionAction() {
147	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
148	>	Runnable r = new CheckedRunnable() {
149	>	public void realRun() throws Exception {
150	>	ExecutorService e = new DirectExecutorService();
151	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
152		public Object run() throws Exception {
153		throw new IndexOutOfBoundsException();
154	<	}});
154	>	}}));
155	>
156	>	try {
157	>	future.get();
158	>	shouldThrow();
159	>	} catch (ExecutionException success) {
160	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
161	>	}}};
162	>
163	>	runWithPermissions(r);
164	>	}
165
166	<	Object result = future.get();
166	>	/**
167	>	* execute(null runnable) throws NPE
168	>	*/
169	>	public void testExecuteNullRunnable() {
170	>	ExecutorService e = new DirectExecutorService();
171	>	try {
172	>	e.submit((Runnable) null);
173		shouldThrow();
174	<	}
180	<	catch (ExecutionException success) {
181	<	}
182	<	catch (InterruptedException ex) {
183	<	unexpectedException();
184	<	}
185	<	finally {
186	<	Policy.setPolicy(savedPolicy);
187	<	}
174	>	} catch (NullPointerException success) {}
175		}
176
177		/**
178	<	* invoke of a collable runs it to completion
178	>	* submit(null callable) throws NPE
179		*/
180	<	public void testInvokeCallable() {
180	>	public void testSubmitNullCallable() {
181	>	ExecutorService e = new DirectExecutorService();
182		try {
183	<	ExecutorService e = new DirectExecutorService();
184	<	String result = e.invoke(new StringTask());
183	>	e.submit((Callable) null);
184	>	shouldThrow();
185	>	} catch (NullPointerException success) {}
186	>	}
187
188	<	assertSame(TEST_STRING, result);
189	<	}
190	<	catch (ExecutionException ex) {
191	<	unexpectedException();
192	<	}
193	<	catch (InterruptedException ex) {
194	<	unexpectedException();
188	>	/**
189	>	* submit(callable).get() throws InterruptedException if interrupted
190	>	*/
191	>	public void testInterruptedSubmit() throws InterruptedException {
192	>	final CountDownLatch submitted    = new CountDownLatch(1);
193	>	final CountDownLatch quittingTime = new CountDownLatch(1);
194	>	final ExecutorService p
195	>	= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS,
196	>	new ArrayBlockingQueue<Runnable>(10));
197	>	final Callable<Void> awaiter = new CheckedCallable<Void>() {
198	>	public Void realCall() throws InterruptedException {
199	>	quittingTime.await();
200	>	return null;
201	>	}};
202	>	try {
203	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
204	>	public void realRun() throws Exception {
205	>	Future<Void> future = p.submit(awaiter);
206	>	submitted.countDown();
207	>	future.get();
208	>	}});
209	>	t.start();
210	>	submitted.await();
211	>	t.interrupt();
212	>	t.join();
213	>	} finally {
214	>	quittingTime.countDown();
215	>	joinPool(p);
216		}
217		}
218
219		/**
220	<	* execute with a null runnable throws NPE
220	>	* get of submit(callable) throws ExecutionException if callable
221	>	* throws exception
222		*/
223	<	public void testExecuteNullRunnable() {
223	>	public void testSubmitEE() throws InterruptedException {
224	>	ThreadPoolExecutor p =
225	>	new ThreadPoolExecutor(1, 1,
226	>	60, TimeUnit.SECONDS,
227	>	new ArrayBlockingQueue<Runnable>(10));
228	>
229	>	Callable c = new Callable() {
230	>	public Object call() { throw new ArithmeticException(); }};
231	>
232		try {
233	<	ExecutorService e = new DirectExecutorService();
214	<	TrackedShortRunnable task = null;
215	<	Future<?> future = e.submit(task);
233	>	p.submit(c).get();
234		shouldThrow();
235	+	} catch (ExecutionException success) {
236	+	assertTrue(success.getCause() instanceof ArithmeticException);
237		}
238	<	catch (NullPointerException success) {
219	<	}
220	<	catch (Exception ex) {
221	<	unexpectedException();
222	<	}
238	>	joinPool(p);
239		}
240
241		/**
242	<	* invoke of a null runnable throws NPE
242	>	* invokeAny(null) throws NPE
243		*/
244	<	public void testInvokeNullRunnable() {
244	>	public void testInvokeAny1() throws Exception {
245	>	ExecutorService e = new DirectExecutorService();
246		try {
247	<	ExecutorService e = new DirectExecutorService();
231	<	TrackedShortRunnable task = null;
232	<	e.invoke(task);
247	>	e.invokeAny(null);
248		shouldThrow();
249	<	}
250	<	catch (NullPointerException success) {
251	<	}
237	<	catch (Exception ex) {
238	<	unexpectedException();
249	>	} catch (NullPointerException success) {
250	>	} finally {
251	>	joinPool(e);
252		}
253		}
254
255		/**
256	<	* execute of a null callable throws NPE
256	>	* invokeAny(empty collection) throws IAE
257		*/
258	<	public void testExecuteNullCallable() {
258	>	public void testInvokeAny2() throws Exception {
259	>	ExecutorService e = new DirectExecutorService();
260		try {
261	<	ExecutorService e = new DirectExecutorService();
248	<	StringTask t = null;
249	<	Future<String> future = e.submit(t);
261	>	e.invokeAny(new ArrayList<Callable<String>>());
262		shouldThrow();
263	+	} catch (IllegalArgumentException success) {
264	+	} finally {
265	+	joinPool(e);
266		}
267	<	catch (NullPointerException success) {
268	<	}
269	<	catch (Exception ex) {
270	<	unexpectedException();
267	>	}
268	>
269	>	/**
270	>	* invokeAny(c) throws NPE if c has null elements
271	>	*/
272	>	public void testInvokeAny3() throws Exception {
273	>	ExecutorService e = new DirectExecutorService();
274	>	List<Callable<Long>> l = new ArrayList<Callable<Long>>();
275	>	l.add(new Callable<Long>() {
276	>	public Long call() { throw new ArithmeticException(); }});
277	>	l.add(null);
278	>	try {
279	>	e.invokeAny(l);
280	>	shouldThrow();
281	>	} catch (NullPointerException success) {
282	>	} finally {
283	>	joinPool(e);
284		}
285		}
286
287		/**
288	<	* invoke of a null callable throws NPE
288	>	* invokeAny(c) throws ExecutionException if no task in c completes
289		*/
290	<	public void testInvokeNullCallable() {
290	>	public void testInvokeAny4() throws InterruptedException {
291	>	ExecutorService e = new DirectExecutorService();
292	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
293	>	l.add(new NPETask());
294		try {
295	<	ExecutorService e = new DirectExecutorService();
265	<	StringTask t = null;
266	<	String result = e.invoke(t);
295	>	e.invokeAny(l);
296		shouldThrow();
297	+	} catch (ExecutionException success) {
298	+	assertTrue(success.getCause() instanceof NullPointerException);
299	+	} finally {
300	+	joinPool(e);
301		}
302	<	catch (NullPointerException success) {
302	>	}
303	>
304	>	/**
305	>	* invokeAny(c) returns result of some task in c if at least one completes
306	>	*/
307	>	public void testInvokeAny5() throws Exception {
308	>	ExecutorService e = new DirectExecutorService();
309	>	try {
310	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
311	>	l.add(new StringTask());
312	>	l.add(new StringTask());
313	>	String result = e.invokeAny(l);
314	>	assertSame(TEST_STRING, result);
315	>	} finally {
316	>	joinPool(e);
317		}
318	<	catch (Exception ex) {
319	<	unexpectedException();
318	>	}
319	>
320	>	/**
321	>	* invokeAll(null) throws NPE
322	>	*/
323	>	public void testInvokeAll1() throws InterruptedException {
324	>	ExecutorService e = new DirectExecutorService();
325	>	try {
326	>	e.invokeAll(null);
327	>	shouldThrow();
328	>	} catch (NullPointerException success) {
329	>	} finally {
330	>	joinPool(e);
331		}
332		}
333
334		/**
335	<	*  execute(Executor, Runnable) throws RejectedExecutionException
278	<	*  if saturated.
335	>	* invokeAll(empty collection) returns empty collection
336		*/
337	<	public void testExecute1() {
338	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
337	>	public void testInvokeAll2() throws InterruptedException {
338	>	ExecutorService e = new DirectExecutorService();
339		try {
340	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
341	+	assertTrue(r.isEmpty());
342	+	} finally {
343	+	joinPool(e);
344	+	}
345	+	}
346
347	<	for(int i = 0; i < 5; ++i){
348	<	p.submit(new MediumRunnable());
349	<	}
347	>	/**
348	>	* invokeAll(c) throws NPE if c has null elements
349	>	*/
350	>	public void testInvokeAll3() throws InterruptedException {
351	>	ExecutorService e = new DirectExecutorService();
352	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
353	>	l.add(new StringTask());
354	>	l.add(null);
355	>	try {
356	>	e.invokeAll(l);
357		shouldThrow();
358	<	} catch(RejectedExecutionException success){}
359	<	joinPool(p);
358	>	} catch (NullPointerException success) {
359	>	} finally {
360	>	joinPool(e);
361	>	}
362		}
363
364		/**
365	<	*  execute(Executor, Callable)throws RejectedExecutionException
294	<	*  if saturated.
365	>	* get of returned element of invokeAll(c) throws exception on failed task
366		*/
367	<	public void testExecute2() {
368	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
367	>	public void testInvokeAll4() throws Exception {
368	>	ExecutorService e = new DirectExecutorService();
369		try {
370	<	for(int i = 0; i < 5; ++i) {
371	<	p.submit(new SmallCallable());
370	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
371	>	l.add(new NPETask());
372	>	List<Future<String>> futures = e.invokeAll(l);
373	>	assertEquals(1, futures.size());
374	>	try {
375	>	futures.get(0).get();
376	>	shouldThrow();
377	>	} catch (ExecutionException success) {
378	>	assertTrue(success.getCause() instanceof NullPointerException);
379		}
380	<	shouldThrow();
381	<	} catch(RejectedExecutionException e){}
382	<	joinPool(p);
380	>	} finally {
381	>	joinPool(e);
382	>	}
383		}
384
307	–
385		/**
386	<	*  invoke(Executor, Runnable) throws InterruptedException if
310	<	*  caller interrupted.
386	>	* invokeAll(c) returns results of all completed tasks in c
387		*/
388	<	public void testInterruptedInvoke() {
389	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
314	<	Thread t = new Thread(new Runnable() {
315	<	public void run() {
316	<	try {
317	<	p.invoke(new Runnable() {
318	<	public void run() {
319	<	try {
320	<	Thread.sleep(MEDIUM_DELAY_MS);
321	<	shouldThrow();
322	<	} catch(InterruptedException e){
323	<	}
324	<	}
325	<	});
326	<	} catch(InterruptedException success){
327	<	} catch(Exception e) {
328	<	unexpectedException();
329	<	}
330	<
331	<	}
332	<	});
388	>	public void testInvokeAll5() throws Exception {
389	>	ExecutorService e = new DirectExecutorService();
390		try {
391	<	t.start();
392	<	Thread.sleep(SHORT_DELAY_MS);
393	<	t.interrupt();
394	<	} catch(Exception e){
395	<	unexpectedException();
391	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
392	>	l.add(new StringTask());
393	>	l.add(new StringTask());
394	>	List<Future<String>> futures = e.invokeAll(l);
395	>	assertEquals(2, futures.size());
396	>	for (Future<String> future : futures)
397	>	assertSame(TEST_STRING, future.get());
398	>	} finally {
399	>	joinPool(e);
400		}
340	–	joinPool(p);
401		}
402
403		/**
404	<	*  invoke(Executor, Runnable) throws ExecutionException if
345	<	*  runnable throws exception.
404	>	* timed invokeAny(null) throws NPE
405		*/
406	<	public void testInvoke3() {
407	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
406	>	public void testTimedInvokeAny1() throws Exception {
407	>	ExecutorService e = new DirectExecutorService();
408		try {
409	<	Runnable r = new Runnable() {
351	<	public void run() {
352	<	int i = 5/0;
353	<	}
354	<	};
355	<
356	<	for(int i =0; i < 5; i++){
357	<	p.invoke(r);
358	<	}
359	<
409	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
410		shouldThrow();
411	<	} catch(ExecutionException success){
412	<	} catch(Exception e){
413	<	unexpectedException();
411	>	} catch (NullPointerException success) {
412	>	} finally {
413	>	joinPool(e);
414		}
365	–	joinPool(p);
415		}
416
417	<
417	>	/**
418	>	* timed invokeAny(null time unit) throws NPE
419	>	*/
420	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
421	>	ExecutorService e = new DirectExecutorService();
422	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
423	>	l.add(new StringTask());
424	>	try {
425	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
426	>	shouldThrow();
427	>	} catch (NullPointerException success) {
428	>	} finally {
429	>	joinPool(e);
430	>	}
431	>	}
432
433		/**
434	<	*  invoke(Executor, Callable) throws InterruptedException if
372	<	*  callable throws exception
434	>	* timed invokeAny(empty collection) throws IAE
435		*/
436	<	public void testInvoke5() {
437	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
436	>	public void testTimedInvokeAny2() throws Exception {
437	>	ExecutorService e = new DirectExecutorService();
438	>	try {
439	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
440	>	shouldThrow();
441	>	} catch (IllegalArgumentException success) {
442	>	} finally {
443	>	joinPool(e);
444	>	}
445	>	}
446
447	<	final Callable c = new Callable() {
448	<	public Object call() {
449	<	try {
450	<	p.invoke(new SmallCallable());
451	<	shouldThrow();
452	<	} catch(InterruptedException e){}
453	<	catch(RejectedExecutionException e2){}
454	<	catch(ExecutionException e3){}
455	<	return Boolean.TRUE;
456	<	}
457	<	};
447	>	/**
448	>	* timed invokeAny(c) throws NPE if c has null elements
449	>	*/
450	>	public void testTimedInvokeAny3() throws Exception {
451	>	ExecutorService e = new DirectExecutorService();
452	>	List<Callable<Long>> l = new ArrayList<Callable<Long>>();
453	>	l.add(new Callable<Long>() {
454	>	public Long call() { throw new ArithmeticException(); }});
455	>	l.add(null);
456	>	try {
457	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
458	>	shouldThrow();
459	>	} catch (NullPointerException success) {
460	>	} finally {
461	>	joinPool(e);
462	>	}
463	>	}
464
465	+	/**
466	+	* timed invokeAny(c) throws ExecutionException if no task completes
467	+	*/
468	+	public void testTimedInvokeAny4() throws Exception {
469	+	ExecutorService e = new DirectExecutorService();
470	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
471	+	l.add(new NPETask());
472	+	try {
473	+	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
474	+	shouldThrow();
475	+	} catch (ExecutionException success) {
476	+	assertTrue(success.getCause() instanceof NullPointerException);
477	+	} finally {
478	+	joinPool(e);
479	+	}
480	+	}
481
482	+	/**
483	+	* timed invokeAny(c) returns result of some task in c
484	+	*/
485	+	public void testTimedInvokeAny5() throws Exception {
486	+	ExecutorService e = new DirectExecutorService();
487	+	try {
488	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
489	+	l.add(new StringTask());
490	+	l.add(new StringTask());
491	+	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
492	+	assertSame(TEST_STRING, result);
493	+	} finally {
494	+	joinPool(e);
495	+	}
496	+	}
497
498	<	Thread t = new Thread(new Runnable() {
499	<	public void run() {
500	<	try {
501	<	c.call();
502	<	} catch(Exception e){}
396	<	}
397	<	});
498	>	/**
499	>	* timed invokeAll(null) throws NPE
500	>	*/
501	>	public void testTimedInvokeAll1() throws InterruptedException {
502	>	ExecutorService e = new DirectExecutorService();
503		try {
504	<	t.start();
505	<	Thread.sleep(SHORT_DELAY_MS);
506	<	t.interrupt();
507	<	t.join();
508	<	} catch(InterruptedException e){
404	<	unexpectedException();
504	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
505	>	shouldThrow();
506	>	} catch (NullPointerException success) {
507	>	} finally {
508	>	joinPool(e);
509		}
510	+	}
511
512	<	joinPool(p);
512	>	/**
513	>	* timed invokeAll(null time unit) throws NPE
514	>	*/
515	>	public void testTimedInvokeAllNullTimeUnit() throws InterruptedException {
516	>	ExecutorService e = new DirectExecutorService();
517	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
518	>	l.add(new StringTask());
519	>	try {
520	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
521	>	shouldThrow();
522	>	} catch (NullPointerException success) {
523	>	} finally {
524	>	joinPool(e);
525	>	}
526		}
527
528		/**
529	<	*  invoke(Executor, Callable) will throw ExecutionException
412	<	*  if callable throws exception
529	>	* timed invokeAll(empty collection) returns empty collection
530		*/
531	<	public void testInvoke6() {
532	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
531	>	public void testTimedInvokeAll2() throws InterruptedException {
532	>	ExecutorService e = new DirectExecutorService();
533	>	try {
534	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
535	>	assertTrue(r.isEmpty());
536	>	} finally {
537	>	joinPool(e);
538	>	}
539	>	}
540
541	+	/**
542	+	* timed invokeAll(c) throws NPE if c has null elements
543	+	*/
544	+	public void testTimedInvokeAll3() throws InterruptedException {
545	+	ExecutorService e = new DirectExecutorService();
546	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
547	+	l.add(new StringTask());
548	+	l.add(null);
549		try {
550	<	Callable c = new Callable() {
551	<	public Object call() {
552	<	int i = 5/0;
553	<	return Boolean.TRUE;
554	<	}
555	<	};
550	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
551	>	shouldThrow();
552	>	} catch (NullPointerException success) {
553	>	} finally {
554	>	joinPool(e);
555	>	}
556	>	}
557
558	<	for(int i =0; i < 5; i++){
559	<	p.invoke(c);
558	>	/**
559	>	* get of returned element of invokeAll(c) throws exception on failed task
560	>	*/
561	>	public void testTimedInvokeAll4() throws Exception {
562	>	ExecutorService e = new DirectExecutorService();
563	>	try {
564	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
565	>	l.add(new NPETask());
566	>	List<Future<String>> futures =
567	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
568	>	assertEquals(1, futures.size());
569	>	try {
570	>	futures.get(0).get();
571	>	shouldThrow();
572	>	} catch (ExecutionException success) {
573	>	assertTrue(success.getCause() instanceof NullPointerException);
574		}
575	+	} finally {
576	+	joinPool(e);
577	+	}
578	+	}
579
580	<	shouldThrow();
580	>	/**
581	>	* timed invokeAll(c) returns results of all completed tasks in c
582	>	*/
583	>	public void testTimedInvokeAll5() throws Exception {
584	>	ExecutorService e = new DirectExecutorService();
585	>	try {
586	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
587	>	l.add(new StringTask());
588	>	l.add(new StringTask());
589	>	List<Future<String>> futures =
590	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
591	>	assertEquals(2, futures.size());
592	>	for (Future<String> future : futures)
593	>	assertSame(TEST_STRING, future.get());
594	>	} finally {
595	>	joinPool(e);
596		}
597	<	catch(ExecutionException success){
598	<	} catch(Exception e) {
599	<	unexpectedException();
597	>	}
598	>
599	>	/**
600	>	* timed invokeAll cancels tasks not completed by timeout
601	>	*/
602	>	public void testTimedInvokeAll6() throws InterruptedException {
603	>	ExecutorService e = new DirectExecutorService();
604	>	try {
605	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
606	>	l.add(new StringTask());
607	>	l.add(Executors.callable(possiblyInterruptedRunnable(2 * SHORT_DELAY_MS), TEST_STRING));
608	>	l.add(new StringTask());
609	>	List<Future<String>> futures =
610	>	e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
611	>	assertEquals(l.size(), futures.size());
612	>	for (Future future : futures)
613	>	assertTrue(future.isDone());
614	>	assertFalse(futures.get(0).isCancelled());
615	>	assertFalse(futures.get(1).isCancelled());
616	>	assertTrue(futures.get(2).isCancelled());
617	>	} finally {
618	>	joinPool(e);
619		}
435	–	joinPool(p);
620		}
621
622	<	}
622	>	}

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