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Comparing jsr166/src/test/tck/AbstractExecutorServiceTest.java (file contents):
Revision 1.7 by dl, Mon Dec 22 16:25:38 2003 UTC vs.
Revision 1.36 by jsr166, Sat Feb 28 18:12:58 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	>	junit.textui.TestRunner.run(suite());
34		}
35		public static Test suite() {
36		return new TestSuite(AbstractExecutorServiceTest.class);
37		}
38
39	<	/**
39	>	/**
40		* A no-frills implementation of AbstractExecutorService, designed
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		/**
59	<	* execute of runnable runs it to completion
59	>	* execute(runnable) runs it to completion
60		*/
61	<	public void testExecuteRunnable() {
62	<	try {
63	<	ExecutorService e = new DirectExecutorService();
64	<	TrackedShortRunnable task = new TrackedShortRunnable();
65	<	assertFalse(task.done);
66	<	Future<?> future = e.submit(task);
67	<	future.get();
68	<	assertTrue(task.done);
69	<	}
70	<	catch (ExecutionException ex) {
71	<	unexpectedException();
72	<	}
52	<	catch (InterruptedException ex) {
53	<	unexpectedException();
54	<	}
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
57	–
75		/**
76	<	* completed submit of callable returns result
76	>	* Completed submit(callable) returns result
77		*/
78	<	public void testSubmitCallable() {
79	<	try {
80	<	ExecutorService e = new DirectExecutorService();
81	<	Future<String> future = e.submit(new StringTask());
82	<	String result = future.get();
66	<	assertSame(TEST_STRING, result);
67	<	}
68	<	catch (ExecutionException ex) {
69	<	unexpectedException();
70	<	}
71	<	catch (InterruptedException ex) {
72	<	unexpectedException();
73	<	}
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	<	* completed submit of runnable returns successfully
86	>	* Completed submit(runnable) returns successfully
87		*/
88	<	public void testSubmitRunnable() {
89	<	try {
90	<	ExecutorService e = new DirectExecutorService();
91	<	Future<?> future = e.submit(new NoOpRunnable());
92	<	future.get();
84	<	assertTrue(future.isDone());
85	<	}
86	<	catch (ExecutionException ex) {
87	<	unexpectedException();
88	<	}
89	<	catch (InterruptedException ex) {
90	<	unexpectedException();
91	<	}
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	<	* completed submit of (runnable, result) returns result
96	>	* Completed submit(runnable, result) returns result
97		*/
98	<	public void testSubmitRunnable2() {
99	<	try {
100	<	ExecutorService e = new DirectExecutorService();
101	<	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
102	<	String result = future.get();
102	<	assertSame(TEST_STRING, result);
103	<	}
104	<	catch (ExecutionException ex) {
105	<	unexpectedException();
106	<	}
107	<	catch (InterruptedException ex) {
108	<	unexpectedException();
109	<	}
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
112	–
105		/**
106	<	* submit of a privileged action runs it to completion
106	>	* A submitted privileged action runs to completion
107		*/
108	<	public void testSubmitPrivilegedAction() {
109	<	Policy savedPolicy = Policy.getPolicy();
110	<	AdjustablePolicy policy = new AdjustablePolicy();
111	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
112	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
121	<	Policy.setPolicy(policy);
122	<	try {
123	<	ExecutorService e = new DirectExecutorService();
124	<	Future future = e.submit(Executors.callable(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		}}));
116
117	<	Object result = future.get();
118	<	assertSame(TEST_STRING, result);
119	<	}
120	<	catch (ExecutionException ex) {
121	<	unexpectedException();
122	<	}
123	<	catch (InterruptedException ex) {
136	<	unexpectedException();
137	<	}
138	<	finally {
139	<	Policy.setPolicy(savedPolicy);
140	<	}
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	<	* submit of a privileged exception action runs it to completion
127	>	* A submitted privileged exception action runs to completion
128		*/
129	<	public void testSubmitPrivilegedExceptionAction() {
130	<	Policy savedPolicy = Policy.getPolicy();
131	<	AdjustablePolicy policy = new AdjustablePolicy();
132	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
133	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
151	<	Policy.setPolicy(policy);
152	<	try {
153	<	ExecutorService e = new DirectExecutorService();
154	<	Future future = e.submit(Executors.callable(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		}}));
137
138	<	Object result = future.get();
139	<	assertSame(TEST_STRING, result);
140	<	}
141	<	catch (ExecutionException ex) {
163	<	unexpectedException();
164	<	}
165	<	catch (InterruptedException ex) {
166	<	unexpectedException();
167	<	}
168	<	finally {
169	<	Policy.setPolicy(savedPolicy);
170	<	}
138	>	assertSame(TEST_STRING, future.get());
139	>	}};
140	>
141	>	runWithPermissions(r);
142		}
143
144		/**
145	<	* submit of a failed privileged exception action reports exception
145	>	* A submitted failed privileged exception action reports exception
146		*/
147	<	public void testSubmitFailedPrivilegedExceptionAction() {
148	<	Policy savedPolicy = Policy.getPolicy();
149	<	AdjustablePolicy policy = new AdjustablePolicy();
150	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
151	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
181	<	Policy.setPolicy(policy);
182	<	try {
183	<	ExecutorService e = new DirectExecutorService();
184	<	Future future = e.submit(Executors.callable(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		}}));
155
156	<	Object result = future.get();
157	<	shouldThrow();
158	<	}
159	<	catch (ExecutionException success) {
160	<	}
161	<	catch (InterruptedException ex) {
162	<	unexpectedException();
163	<	}
197	<	finally {
198	<	Policy.setPolicy(savedPolicy);
199	<	}
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		/**
167	<	* execute with a null runnable throws NPE
167	>	* execute(null runnable) throws NPE
168		*/
169		public void testExecuteNullRunnable() {
170	+	ExecutorService e = new DirectExecutorService();
171		try {
172	<	ExecutorService e = new DirectExecutorService();
208	<	TrackedShortRunnable task = null;
209	<	Future<?> future = e.submit(task);
172	>	e.submit((Runnable) null);
173		shouldThrow();
174	<	}
212	<	catch (NullPointerException success) {
213	<	}
214	<	catch (Exception ex) {
215	<	unexpectedException();
216	<	}
174	>	} catch (NullPointerException success) {}
175		}
176
219	–
177		/**
178	<	* submit of a null callable throws NPE
178	>	* submit(null callable) throws NPE
179		*/
180		public void testSubmitNullCallable() {
181	+	ExecutorService e = new DirectExecutorService();
182		try {
183	<	ExecutorService e = new DirectExecutorService();
226	<	StringTask t = null;
227	<	Future<String> future = e.submit(t);
183	>	e.submit((Callable) null);
184		shouldThrow();
185	<	}
186	<	catch (NullPointerException success) {
187	<	}
188	<	catch (Exception ex) {
189	<	unexpectedException();
185	>	} catch (NullPointerException success) {}
186	>	}
187	>
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	<	* submit of Runnable throws RejectedExecutionException if
221	<	* saturated.
220	>	* get of submit(callable) throws ExecutionException if callable
221	>	* throws exception
222		*/
223	<	public void testExecute1() {
224	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
225	<	try {
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	<	for(int i = 0; i < 5; ++i){
230	<	p.submit(new MediumRunnable());
231	<	}
229	>	Callable c = new Callable() {
230	>	public Object call() { throw new ArithmeticException(); }};
231	>
232	>	try {
233	>	p.submit(c).get();
234		shouldThrow();
235	<	} catch(RejectedExecutionException success){}
235	>	} catch (ExecutionException success) {
236	>	assertTrue(success.getCause() instanceof ArithmeticException);
237	>	}
238		joinPool(p);
239		}
240
241		/**
242	<	* Completed submit of Callable throws RejectedExecutionException
255	<	*  if saturated.
242	>	* invokeAny(null) throws NPE
243		*/
244	<	public void testExecute2() {
245	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
244	>	public void testInvokeAny1() throws Exception {
245	>	ExecutorService e = new DirectExecutorService();
246		try {
247	<	for(int i = 0; i < 5; ++i) {
261	<	p.submit(new SmallCallable());
262	<	}
247	>	e.invokeAny(null);
248		shouldThrow();
249	<	} catch(RejectedExecutionException e){}
250	<	joinPool(p);
249	>	} catch (NullPointerException success) {
250	>	} finally {
251	>	joinPool(e);
252	>	}
253		}
254
268	–
255		/**
256	<	*  blocking on submit of Callable throws InterruptedException if
271	<	*  caller interrupted.
256	>	* invokeAny(empty collection) throws IAE
257		*/
258	<	public void testInterruptedSubmit() {
259	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
275	<	Thread t = new Thread(new Runnable() {
276	<	public void run() {
277	<	try {
278	<	p.submit(new Callable<Object>() {
279	<	public Object call() {
280	<	try {
281	<	Thread.sleep(MEDIUM_DELAY_MS);
282	<	shouldThrow();
283	<	} catch(InterruptedException e){
284	<	}
285	<	return null;
286	<	}
287	<	}).get();
288	<	} catch(InterruptedException success){
289	<	} catch(Exception e) {
290	<	unexpectedException();
291	<	}
292	<
293	<	}
294	<	});
258	>	public void testInvokeAny2() throws Exception {
259	>	ExecutorService e = new DirectExecutorService();
260		try {
261	<	t.start();
262	<	Thread.sleep(SHORT_DELAY_MS);
263	<	t.interrupt();
264	<	} catch(Exception e){
265	<	unexpectedException();
261	>	e.invokeAny(new ArrayList<Callable<String>>());
262	>	shouldThrow();
263	>	} catch (IllegalArgumentException success) {
264	>	} finally {
265	>	joinPool(e);
266		}
302	–	joinPool(p);
267		}
268
269		/**
270	<	*  get of submit of Callable throws Exception if callable
307	<	*  interrupted
270	>	* invokeAny(c) throws NPE if c has null elements
271		*/
272	<	public void testSubmitIE() {
273	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
274	<
275	<	final Callable c = new Callable() {
276	<	public Object call() {
277	<	try {
278	<	p.submit(new SmallCallable()).get();
279	<	shouldThrow();
280	<	} catch(InterruptedException e){}
281	<	catch(RejectedExecutionException e2){}
282	<	catch(ExecutionException e3){}
283	<	return Boolean.TRUE;
284	<	}
285	<	};
323	<
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	+	* invokeAny(c) throws ExecutionException if no task in c completes
289	+	*/
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	+	e.invokeAny(l);
296	+	shouldThrow();
297	+	} catch (ExecutionException success) {
298	+	assertTrue(success.getCause() instanceof NullPointerException);
299	+	} finally {
300	+	joinPool(e);
301	+	}
302	+	}
303
304	<	Thread t = new Thread(new Runnable() {
305	<	public void run() {
306	<	try {
307	<	c.call();
308	<	} catch(Exception e){}
331	<	}
332	<	});
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	<	t.start();
311	<	Thread.sleep(SHORT_DELAY_MS);
312	<	t.interrupt();
313	<	t.join();
314	<	} catch(InterruptedException e){
315	<	unexpectedException();
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	+	}
319
320	<	joinPool(p);
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	<	*  completed submit of Callable throws ExecutionException if
347	<	*  callable throws exception
335	>	* invokeAll(empty collection) returns empty collection
336		*/
337	<	public void testSubmitEE() {
338	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
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	+	/**
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	<	Callable c = new Callable() {
357	<	public Object call() {
358	<	int i = 5/0;
359	<	return Boolean.TRUE;
360	<	}
361	<	};
356	>	e.invokeAll(l);
357	>	shouldThrow();
358	>	} catch (NullPointerException success) {
359	>	} finally {
360	>	joinPool(e);
361	>	}
362	>	}
363
364	<	for(int i =0; i < 5; i++){
365	<	p.submit(c).get();
364	>	/**
365	>	* get of returned element of invokeAll(c) throws exception on failed task
366	>	*/
367	>	public void testInvokeAll4() throws Exception {
368	>	ExecutorService e = new DirectExecutorService();
369	>	try {
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	+	} finally {
381	+	joinPool(e);
382	+	}
383	+	}
384
385	<	shouldThrow();
385	>	/**
386	>	* invokeAll(c) returns results of all completed tasks in c
387	>	*/
388	>	public void testInvokeAll5() throws Exception {
389	>	ExecutorService e = new DirectExecutorService();
390	>	try {
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		}
401	<	catch(ExecutionException success){
402	<	} catch(Exception e) {
403	<	unexpectedException();
401	>	}
402	>
403	>	/**
404	>	* timed invokeAny(null) throws NPE
405	>	*/
406	>	public void testTimedInvokeAny1() throws Exception {
407	>	ExecutorService e = new DirectExecutorService();
408	>	try {
409	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
410	>	shouldThrow();
411	>	} catch (NullPointerException success) {
412	>	} finally {
413	>	joinPool(e);
414		}
370	–	joinPool(p);
415		}
416
417		/**
418	<	* invokeAny(null) throws NPE
418	>	* timed invokeAny(null time unit) throws NPE
419		*/
420	<	public void testInvokeAny1() {
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(null);
425	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
426	>	shouldThrow();
427		} catch (NullPointerException success) {
381	–	} catch(Exception ex) {
382	–	unexpectedException();
428		} finally {
429		joinPool(e);
430		}
431		}
432
433		/**
434	<	* invokeAny(empty collection) throws IAE
434	>	* timed invokeAny(empty collection) throws IAE
435		*/
436	<	public void testInvokeAny2() {
436	>	public void testTimedInvokeAny2() throws Exception {
437		ExecutorService e = new DirectExecutorService();
438		try {
439	<	e.invokeAny(new ArrayList<Callable<String>>());
439	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
440	>	shouldThrow();
441		} catch (IllegalArgumentException success) {
396	–	} catch(Exception ex) {
397	–	unexpectedException();
442		} finally {
443		joinPool(e);
444		}
445		}
446
447		/**
448	<	* invokeAny(c) throws NPE if c has null elements
448	>	* timed invokeAny(c) throws NPE if c has null elements
449		*/
450	<	public void testInvokeAny3() {
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	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
458	<	l.add(new StringTask());
411	<	l.add(null);
412	<	e.invokeAny(l);
457	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
458	>	shouldThrow();
459		} catch (NullPointerException success) {
414	–	} catch(Exception ex) {
415	–	ex.printStackTrace();
416	–	unexpectedException();
460		} finally {
461		joinPool(e);
462		}
463		}
464
465		/**
466	<	* invokeAny(c) throws ExecutionException if no task completes
466	>	* timed invokeAny(c) throws ExecutionException if no task completes
467		*/
468	<	public void testInvokeAny4() {
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	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
474	<	l.add(new NPETask());
475	<	List<Future<String>> result = e.invokeAll(l);
476	<	assertEquals(1, result.size());
432	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
433	<	it.next().get();
434	<	} catch(ExecutionException success) {
435	<	} catch(Exception ex) {
436	<	unexpectedException();
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	<	* invokeAny(c) returns result of some task
483	>	* timed invokeAny(c) returns result of some task in c
484		*/
485	<	public void testInvokeAny5() {
485	>	public void testTimedInvokeAny5() throws Exception {
486		ExecutorService e = new DirectExecutorService();
487		try {
488	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
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);
491	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
492		assertSame(TEST_STRING, result);
453	–	} catch (ExecutionException success) {
454	–	} catch(Exception ex) {
455	–	unexpectedException();
493		} finally {
494		joinPool(e);
495		}
496		}
497
498		/**
499	<	* invokeAll(null) throws NPE
499	>	* timed invokeAll(null) throws NPE
500		*/
501	<	public void testInvokeAll1() {
501	>	public void testTimedInvokeAll1() throws InterruptedException {
502		ExecutorService e = new DirectExecutorService();
503		try {
504	<	e.invokeAll(null);
504	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
505	>	shouldThrow();
506		} catch (NullPointerException success) {
469	–	} catch(Exception ex) {
470	–	unexpectedException();
507		} finally {
508		joinPool(e);
509		}
510		}
511
512		/**
513	<	* invokeAll(empty collection) returns empty collection
513	>	* timed invokeAll(null time unit) throws NPE
514		*/
515	<	public void testInvokeAll2() {
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	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
520	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
521	>	shouldThrow();
522	>	} catch (NullPointerException success) {
523	>	} finally {
524	>	joinPool(e);
525	>	}
526	>	}
527	>
528	>	/**
529	>	* timed invokeAll(empty collection) returns empty collection
530	>	*/
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());
484	–	} catch(Exception ex) {
485	–	unexpectedException();
536		} finally {
537		joinPool(e);
538		}
539		}
540
541		/**
542	<	* invokeAll(c) throws NPE if c has null elements
542	>	* timed invokeAll(c) throws NPE if c has null elements
543		*/
544	<	public void testInvokeAll3() {
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	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
551	<	l.add(new StringTask());
499	<	l.add(null);
500	<	e.invokeAll(l);
550	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
551	>	shouldThrow();
552		} catch (NullPointerException success) {
502	–	} catch(Exception ex) {
503	–	unexpectedException();
553		} finally {
554		joinPool(e);
555		}
556		}
557
558		/**
559	<	* get of element of invokeAll(c) throws exception on failed task
559	>	* get of returned element of invokeAll(c) throws exception on failed task
560		*/
561	<	public void testInvokeAll4() {
561	>	public void testTimedInvokeAll4() throws Exception {
562		ExecutorService e = new DirectExecutorService();
563		try {
564	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
564	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
565		l.add(new NPETask());
566	<	List<Future<String>> result = e.invokeAll(l);
567	<	assertEquals(1, result.size());
568	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
569	<	it.next().get();
570	<	} catch(ExecutionException success) {
571	<	} catch(Exception ex) {
572	<	unexpectedException();
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		/**
581	<	* invokeAll(c) returns results of all completed tasks
581	>	* timed invokeAll(c) returns results of all completed tasks in c
582		*/
583	<	public void testInvokeAll5() {
583	>	public void testTimedInvokeAll5() throws Exception {
584		ExecutorService e = new DirectExecutorService();
585		try {
586	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
586	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
587		l.add(new StringTask());
588		l.add(new StringTask());
589	<	List<Future<String>> result = e.invokeAll(l);
590	<	assertEquals(2, result.size());
591	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
592	<	assertSame(TEST_STRING, it.next().get());
593	<	} catch (ExecutionException success) {
594	<	} catch(Exception ex) {
595	<	unexpectedException();
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	>	}
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		}

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