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

Comparing jsr166/src/test/tck/AbstractExecutorServiceTest.java (file contents):
Revision 1.11 by dl, Sun Dec 28 21:56:18 2003 UTC vs.
Revision 1.34 by jsr166, Wed Sep 25 07:39:17 2013 UTC

#	Line 1 | Line 1
1		/*
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.
4	>	* http://creativecommons.org/publicdomain/zero/1.0/
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9	–
9		import junit.framework.*;
10		import java.util.*;
11		import java.util.concurrent.*;
12	<	import java.math.BigInteger;
12	>	import java.util.concurrent.atomic.AtomicBoolean;
13	>	import static java.util.concurrent.TimeUnit.MILLISECONDS;
14		import java.security.*;
15
16	<	public class AbstractExecutorServiceTest extends JSR166TestCase{
16	>	public class AbstractExecutorServiceTest extends JSR166TestCase {
17		public static void main(String[] args) {
18	<	junit.textui.TestRunner.run (suite());
18	>	junit.textui.TestRunner.run(suite());
19		}
20		public static Test suite() {
21		return new TestSuite(AbstractExecutorServiceTest.class);
22		}
23
24	<	/**
24	>	/**
25		* A no-frills implementation of AbstractExecutorService, designed
26		* to test the submit methods only.
27		*/
28		static class DirectExecutorService extends AbstractExecutorService {
29		public void execute(Runnable r) { r.run(); }
30		public void shutdown() { shutdown = true; }
31	<	public List<Runnable> shutdownNow() { shutdown = true; return Collections.EMPTY_LIST; }
31	>	public List<Runnable> shutdownNow() {
32	>	shutdown = true;
33	>	return Collections.EMPTY_LIST;
34	>	}
35		public boolean isShutdown() { return shutdown; }
36		public boolean isTerminated() { return isShutdown(); }
37	<	public boolean awaitTermination(long timeout, TimeUnit unit) { return isShutdown(); }
37	>	public boolean awaitTermination(long timeout, TimeUnit unit) {
38	>	return isShutdown();
39	>	}
40		private volatile boolean shutdown = false;
41		}
42
43		/**
44	<	* execute of runnable runs it to completion
44	>	* execute(runnable) runs it to completion
45		*/
46	<	public void testExecuteRunnable() {
47	<	try {
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	<	catch (ExecutionException ex) {
56	<	unexpectedException();
57	<	}
53	<	catch (InterruptedException ex) {
54	<	unexpectedException();
55	<	}
46	>	public void testExecuteRunnable() throws Exception {
47	>	ExecutorService e = new DirectExecutorService();
48	>	final AtomicBoolean done = new AtomicBoolean(false);
49	>	Future<?> future = e.submit(new CheckedRunnable() {
50	>	public void realRun() {
51	>	done.set(true);
52	>	}});
53	>	assertNull(future.get());
54	>	assertNull(future.get(0, MILLISECONDS));
55	>	assertTrue(done.get());
56	>	assertTrue(future.isDone());
57	>	assertFalse(future.isCancelled());
58		}
59
58	–
60		/**
61	<	* completed submit of callable returns result
61	>	* Completed submit(callable) returns result
62		*/
63	<	public void testSubmitCallable() {
64	<	try {
65	<	ExecutorService e = new DirectExecutorService();
66	<	Future<String> future = e.submit(new StringTask());
67	<	String result = future.get();
67	<	assertSame(TEST_STRING, result);
68	<	}
69	<	catch (ExecutionException ex) {
70	<	unexpectedException();
71	<	}
72	<	catch (InterruptedException ex) {
73	<	unexpectedException();
74	<	}
63	>	public void testSubmitCallable() throws Exception {
64	>	ExecutorService e = new DirectExecutorService();
65	>	Future<String> future = e.submit(new StringTask());
66	>	String result = future.get();
67	>	assertSame(TEST_STRING, result);
68		}
69
70		/**
71	<	* completed submit of runnable returns successfully
71	>	* Completed submit(runnable) returns successfully
72		*/
73	<	public void testSubmitRunnable() {
74	<	try {
75	<	ExecutorService e = new DirectExecutorService();
76	<	Future<?> future = e.submit(new NoOpRunnable());
77	<	future.get();
85	<	assertTrue(future.isDone());
86	<	}
87	<	catch (ExecutionException ex) {
88	<	unexpectedException();
89	<	}
90	<	catch (InterruptedException ex) {
91	<	unexpectedException();
92	<	}
73	>	public void testSubmitRunnable() throws Exception {
74	>	ExecutorService e = new DirectExecutorService();
75	>	Future<?> future = e.submit(new NoOpRunnable());
76	>	future.get();
77	>	assertTrue(future.isDone());
78		}
79
80		/**
81	<	* completed submit of (runnable, result) returns result
81	>	* Completed submit(runnable, result) returns result
82		*/
83	<	public void testSubmitRunnable2() {
84	<	try {
85	<	ExecutorService e = new DirectExecutorService();
86	<	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
87	<	String result = future.get();
103	<	assertSame(TEST_STRING, result);
104	<	}
105	<	catch (ExecutionException ex) {
106	<	unexpectedException();
107	<	}
108	<	catch (InterruptedException ex) {
109	<	unexpectedException();
110	<	}
83	>	public void testSubmitRunnable2() throws Exception {
84	>	ExecutorService e = new DirectExecutorService();
85	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
86	>	String result = future.get();
87	>	assertSame(TEST_STRING, result);
88		}
89
113	–
90		/**
91	<	* submit of a privileged action runs it to completion
91	>	* A submitted privileged action runs to completion
92		*/
93	<	public void testSubmitPrivilegedAction() {
94	<	Policy savedPolicy = Policy.getPolicy();
95	<	AdjustablePolicy policy = new AdjustablePolicy();
96	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
97	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
122	<	Policy.setPolicy(policy);
123	<	try {
124	<	ExecutorService e = new DirectExecutorService();
125	<	Future future = e.submit(Executors.callable(new PrivilegedAction() {
93	>	public void testSubmitPrivilegedAction() throws Exception {
94	>	Runnable r = new CheckedRunnable() {
95	>	public void realRun() throws Exception {
96	>	ExecutorService e = new DirectExecutorService();
97	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
98		public Object run() {
99		return TEST_STRING;
100		}}));
101
102	<	Object result = future.get();
103	<	assertSame(TEST_STRING, result);
104	<	}
105	<	catch (ExecutionException ex) {
106	<	unexpectedException();
107	<	}
108	<	catch (InterruptedException ex) {
137	<	unexpectedException();
138	<	}
139	<	finally {
140	<	Policy.setPolicy(savedPolicy);
141	<	}
102	>	assertSame(TEST_STRING, future.get());
103	>	}};
104	>
105	>	runWithPermissions(r,
106	>	new RuntimePermission("getClassLoader"),
107	>	new RuntimePermission("setContextClassLoader"),
108	>	new RuntimePermission("modifyThread"));
109		}
110
111		/**
112	<	* submit of a privileged exception action runs it to completion
112	>	* A submitted privileged exception action runs to completion
113		*/
114	<	public void testSubmitPrivilegedExceptionAction() {
115	<	Policy savedPolicy = Policy.getPolicy();
116	<	AdjustablePolicy policy = new AdjustablePolicy();
117	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
118	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
152	<	Policy.setPolicy(policy);
153	<	try {
154	<	ExecutorService e = new DirectExecutorService();
155	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
114	>	public void testSubmitPrivilegedExceptionAction() throws Exception {
115	>	Runnable r = new CheckedRunnable() {
116	>	public void realRun() throws Exception {
117	>	ExecutorService e = new DirectExecutorService();
118	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
119		public Object run() {
120		return TEST_STRING;
121		}}));
122
123	<	Object result = future.get();
124	<	assertSame(TEST_STRING, result);
125	<	}
126	<	catch (ExecutionException ex) {
164	<	unexpectedException();
165	<	}
166	<	catch (InterruptedException ex) {
167	<	unexpectedException();
168	<	}
169	<	finally {
170	<	Policy.setPolicy(savedPolicy);
171	<	}
123	>	assertSame(TEST_STRING, future.get());
124	>	}};
125	>
126	>	runWithPermissions(r);
127		}
128
129		/**
130	<	* submit of a failed privileged exception action reports exception
130	>	* A submitted failed privileged exception action reports exception
131		*/
132	<	public void testSubmitFailedPrivilegedExceptionAction() {
133	<	Policy savedPolicy = Policy.getPolicy();
134	<	AdjustablePolicy policy = new AdjustablePolicy();
135	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
136	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
182	<	Policy.setPolicy(policy);
183	<	try {
184	<	ExecutorService e = new DirectExecutorService();
185	<	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
132	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
133	>	Runnable r = new CheckedRunnable() {
134	>	public void realRun() throws Exception {
135	>	ExecutorService e = new DirectExecutorService();
136	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
137		public Object run() throws Exception {
138		throw new IndexOutOfBoundsException();
139		}}));
140
141	<	Object result = future.get();
142	<	shouldThrow();
143	<	}
144	<	catch (ExecutionException success) {
145	<	}
146	<	catch (InterruptedException ex) {
147	<	unexpectedException();
148	<	}
198	<	finally {
199	<	Policy.setPolicy(savedPolicy);
200	<	}
141	>	try {
142	>	future.get();
143	>	shouldThrow();
144	>	} catch (ExecutionException success) {
145	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
146	>	}}};
147	>
148	>	runWithPermissions(r);
149		}
150
151		/**
152	<	* execute with a null runnable throws NPE
152	>	* execute(null runnable) throws NPE
153		*/
154		public void testExecuteNullRunnable() {
155		try {
156		ExecutorService e = new DirectExecutorService();
157	<	TrackedShortRunnable task = null;
210	<	Future<?> future = e.submit(task);
157	>	e.submit((Runnable) null);
158		shouldThrow();
159	<	}
213	<	catch (NullPointerException success) {
214	<	}
215	<	catch (Exception ex) {
216	<	unexpectedException();
217	<	}
159	>	} catch (NullPointerException success) {}
160		}
161
220	–
162		/**
163	<	* submit of a null callable throws NPE
163	>	* submit(null callable) throws NPE
164		*/
165		public void testSubmitNullCallable() {
166		try {
167		ExecutorService e = new DirectExecutorService();
168	<	StringTask t = null;
228	<	Future<String> future = e.submit(t);
229	<	shouldThrow();
230	<	}
231	<	catch (NullPointerException success) {
232	<	}
233	<	catch (Exception ex) {
234	<	unexpectedException();
235	<	}
236	<	}
237	<
238	<	/**
239	<	* submit of Runnable throws RejectedExecutionException if
240	<	* saturated.
241	<	*/
242	<	public void testExecute1() {
243	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
244	<	try {
245	<
246	<	for(int i = 0; i < 5; ++i){
247	<	p.submit(new MediumRunnable());
248	<	}
168	>	e.submit((Callable) null);
169		shouldThrow();
170	<	} catch(RejectedExecutionException success){}
251	<	joinPool(p);
252	<	}
253	<
254	<	/**
255	<	* Completed submit of Callable throws RejectedExecutionException
256	<	*  if saturated.
257	<	*/
258	<	public void testExecute2() {
259	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
260	<	try {
261	<	for(int i = 0; i < 5; ++i) {
262	<	p.submit(new SmallCallable());
263	<	}
264	<	shouldThrow();
265	<	} catch(RejectedExecutionException e){}
266	<	joinPool(p);
267	<	}
268	<
269	<
270	<	/**
271	<	*  blocking on submit of Callable throws InterruptedException if
272	<	*  caller interrupted.
273	<	*/
274	<	public void testInterruptedSubmit() {
275	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
276	<	Thread t = new Thread(new Runnable() {
277	<	public void run() {
278	<	try {
279	<	p.submit(new Callable<Object>() {
280	<	public Object call() {
281	<	try {
282	<	Thread.sleep(MEDIUM_DELAY_MS);
283	<	shouldThrow();
284	<	} catch(InterruptedException e){
285	<	}
286	<	return null;
287	<	}
288	<	}).get();
289	<	} catch(InterruptedException success){
290	<	} catch(Exception e) {
291	<	unexpectedException();
292	<	}
293	<
294	<	}
295	<	});
296	<	try {
297	<	t.start();
298	<	Thread.sleep(SHORT_DELAY_MS);
299	<	t.interrupt();
300	<	} catch(Exception e){
301	<	unexpectedException();
302	<	}
303	<	joinPool(p);
170	>	} catch (NullPointerException success) {}
171		}
172
173		/**
174	<	*  get of submit of Callable throws Exception if callable
308	<	*  interrupted
174	>	* submit(callable).get() throws InterruptedException if interrupted
175		*/
176	<	public void testSubmitIE() {
177	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
178	<
179	<	final Callable c = new Callable() {
180	<	public Object call() {
181	<	try {
182	<	p.submit(new SmallCallable()).get();
183	<	shouldThrow();
184	<	} catch(InterruptedException e){}
185	<	catch(RejectedExecutionException e2){}
186	<	catch(ExecutionException e3){}
187	<	return Boolean.TRUE;
188	<	}
189	<	};
190	<
191	<
192	<
193	<	Thread t = new Thread(new Runnable() {
328	<	public void run() {
329	<	try {
330	<	c.call();
331	<	} catch(Exception e){}
332	<	}
333	<	});
334	<	try {
176	>	public void testInterruptedSubmit() throws InterruptedException {
177	>	final CountDownLatch submitted    = new CountDownLatch(1);
178	>	final CountDownLatch quittingTime = new CountDownLatch(1);
179	>	final ExecutorService p
180	>	= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS,
181	>	new ArrayBlockingQueue<Runnable>(10));
182	>	final Callable<Void> awaiter = new CheckedCallable<Void>() {
183	>	public Void realCall() throws InterruptedException {
184	>	quittingTime.await();
185	>	return null;
186	>	}};
187	>	try {
188	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
189	>	public void realRun() throws Exception {
190	>	Future<Void> future = p.submit(awaiter);
191	>	submitted.countDown();
192	>	future.get();
193	>	}});
194		t.start();
195	<	Thread.sleep(SHORT_DELAY_MS);
195	>	submitted.await();
196		t.interrupt();
197		t.join();
198	<	} catch(InterruptedException e){
199	<	unexpectedException();
198	>	} finally {
199	>	quittingTime.countDown();
200	>	joinPool(p);
201		}
342	–
343	–	joinPool(p);
202		}
203
204		/**
205	<	*  completed submit of Callable throws ExecutionException if
206	<	*  callable throws exception
205	>	* get of submit(callable) throws ExecutionException if callable
206	>	* throws exception
207		*/
208	<	public void testSubmitEE() {
209	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
210	<
211	<	try {
212	<	Callable c = new Callable() {
355	<	public Object call() {
356	<	int i = 5/0;
357	<	return Boolean.TRUE;
358	<	}
359	<	};
208	>	public void testSubmitEE() throws InterruptedException {
209	>	ThreadPoolExecutor p =
210	>	new ThreadPoolExecutor(1, 1,
211	>	60, TimeUnit.SECONDS,
212	>	new ArrayBlockingQueue<Runnable>(10));
213
214	<	for(int i =0; i < 5; i++){
215	<	p.submit(c).get();
363	<	}
214	>	Callable c = new Callable() {
215	>	public Object call() { throw new ArithmeticException(); }};
216
217	+	try {
218	+	p.submit(c).get();
219		shouldThrow();
220	<	}
221	<	catch(ExecutionException success){
368	<	} catch(Exception e) {
369	<	unexpectedException();
220	>	} catch (ExecutionException success) {
221	>	assertTrue(success.getCause() instanceof ArithmeticException);
222		}
223		joinPool(p);
224		}
#	Line 374 | Line 226 | public class AbstractExecutorServiceTest
226		/**
227		* invokeAny(null) throws NPE
228		*/
229	<	public void testInvokeAny1() {
229	>	public void testInvokeAny1() throws Exception {
230		ExecutorService e = new DirectExecutorService();
231		try {
232		e.invokeAny(null);
233	+	shouldThrow();
234		} catch (NullPointerException success) {
382	–	} catch(Exception ex) {
383	–	unexpectedException();
235		} finally {
236		joinPool(e);
237		}
#	Line 389 | Line 240 | public class AbstractExecutorServiceTest
240		/**
241		* invokeAny(empty collection) throws IAE
242		*/
243	<	public void testInvokeAny2() {
243	>	public void testInvokeAny2() throws Exception {
244		ExecutorService e = new DirectExecutorService();
245		try {
246		e.invokeAny(new ArrayList<Callable<String>>());
247	+	shouldThrow();
248		} catch (IllegalArgumentException success) {
397	–	} catch(Exception ex) {
398	–	unexpectedException();
249		} finally {
250		joinPool(e);
251		}
#	Line 404 | Line 254 | public class AbstractExecutorServiceTest
254		/**
255		* invokeAny(c) throws NPE if c has null elements
256		*/
257	<	public void testInvokeAny3() {
257	>	public void testInvokeAny3() throws Exception {
258		ExecutorService e = new DirectExecutorService();
259	+	List<Callable<Long>> l = new ArrayList<Callable<Long>>();
260	+	l.add(new Callable<Long>() {
261	+	public Long call() { throw new ArithmeticException(); }});
262	+	l.add(null);
263		try {
410	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
411	–	l.add(new StringTask());
412	–	l.add(null);
264		e.invokeAny(l);
265	+	shouldThrow();
266		} catch (NullPointerException success) {
415	–	} catch(Exception ex) {
416	–	ex.printStackTrace();
417	–	unexpectedException();
267		} finally {
268		joinPool(e);
269		}
270		}
271
272		/**
273	<	* invokeAny(c) throws ExecutionException if no task completes
273	>	* invokeAny(c) throws ExecutionException if no task in c completes
274		*/
275	<	public void testInvokeAny4() {
275	>	public void testInvokeAny4() throws InterruptedException {
276		ExecutorService e = new DirectExecutorService();
277	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
278	+	l.add(new NPETask());
279		try {
429	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
430	–	l.add(new NPETask());
280		e.invokeAny(l);
281	<	} catch(ExecutionException success) {
282	<	} catch(Exception ex) {
283	<	unexpectedException();
281	>	shouldThrow();
282	>	} catch (ExecutionException success) {
283	>	assertTrue(success.getCause() instanceof NullPointerException);
284		} finally {
285		joinPool(e);
286		}
287		}
288
289		/**
290	<	* invokeAny(c) returns result of some task
290	>	* invokeAny(c) returns result of some task in c if at least one completes
291		*/
292	<	public void testInvokeAny5() {
292	>	public void testInvokeAny5() throws Exception {
293		ExecutorService e = new DirectExecutorService();
294		try {
295	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
295	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
296		l.add(new StringTask());
297		l.add(new StringTask());
298		String result = e.invokeAny(l);
299		assertSame(TEST_STRING, result);
451	–	} catch (ExecutionException success) {
452	–	} catch(Exception ex) {
453	–	unexpectedException();
300		} finally {
301		joinPool(e);
302		}
#	Line 459 | Line 305 | public class AbstractExecutorServiceTest
305		/**
306		* invokeAll(null) throws NPE
307		*/
308	<	public void testInvokeAll1() {
308	>	public void testInvokeAll1() throws InterruptedException {
309		ExecutorService e = new DirectExecutorService();
310		try {
311		e.invokeAll(null);
312	+	shouldThrow();
313		} catch (NullPointerException success) {
467	–	} catch(Exception ex) {
468	–	unexpectedException();
314		} finally {
315		joinPool(e);
316		}
#	Line 474 | Line 319 | public class AbstractExecutorServiceTest
319		/**
320		* invokeAll(empty collection) returns empty collection
321		*/
322	<	public void testInvokeAll2() {
322	>	public void testInvokeAll2() throws InterruptedException {
323		ExecutorService e = new DirectExecutorService();
324		try {
325		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
326		assertTrue(r.isEmpty());
482	–	} catch(Exception ex) {
483	–	unexpectedException();
327		} finally {
328		joinPool(e);
329		}
#	Line 489 | Line 332 | public class AbstractExecutorServiceTest
332		/**
333		* invokeAll(c) throws NPE if c has null elements
334		*/
335	<	public void testInvokeAll3() {
335	>	public void testInvokeAll3() throws InterruptedException {
336		ExecutorService e = new DirectExecutorService();
337	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
338	+	l.add(new StringTask());
339	+	l.add(null);
340		try {
495	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
496	–	l.add(new StringTask());
497	–	l.add(null);
341		e.invokeAll(l);
342	+	shouldThrow();
343		} catch (NullPointerException success) {
500	–	} catch(Exception ex) {
501	–	unexpectedException();
344		} finally {
345		joinPool(e);
346		}
347		}
348
349		/**
350	<	* get of element of invokeAll(c) throws exception on failed task
350	>	* get of returned element of invokeAll(c) throws exception on failed task
351		*/
352	<	public void testInvokeAll4() {
352	>	public void testInvokeAll4() throws Exception {
353		ExecutorService e = new DirectExecutorService();
354		try {
355	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
355	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
356		l.add(new NPETask());
357	<	List<Future<String>> result = e.invokeAll(l);
358	<	assertEquals(1, result.size());
359	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
360	<	it.next().get();
361	<	} catch(ExecutionException success) {
362	<	} catch(Exception ex) {
363	<	unexpectedException();
357	>	List<Future<String>> futures = e.invokeAll(l);
358	>	assertEquals(1, futures.size());
359	>	try {
360	>	futures.get(0).get();
361	>	shouldThrow();
362	>	} catch (ExecutionException success) {
363	>	assertTrue(success.getCause() instanceof NullPointerException);
364	>	}
365		} finally {
366		joinPool(e);
367		}
368		}
369
370		/**
371	<	* invokeAll(c) returns results of all completed tasks
371	>	* invokeAll(c) returns results of all completed tasks in c
372		*/
373	<	public void testInvokeAll5() {
373	>	public void testInvokeAll5() throws Exception {
374		ExecutorService e = new DirectExecutorService();
375		try {
376	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
376	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
377		l.add(new StringTask());
378		l.add(new StringTask());
379	<	List<Future<String>> result = e.invokeAll(l);
380	<	assertEquals(2, result.size());
381	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
382	<	assertSame(TEST_STRING, it.next().get());
540	<	} catch (ExecutionException success) {
541	<	} catch(Exception ex) {
542	<	unexpectedException();
379	>	List<Future<String>> futures = e.invokeAll(l);
380	>	assertEquals(2, futures.size());
381	>	for (Future<String> future : futures)
382	>	assertSame(TEST_STRING, future.get());
383		} finally {
384		joinPool(e);
385		}
386		}
387
548	–
388		/**
389		* timed invokeAny(null) throws NPE
390		*/
391	<	public void testTimedInvokeAny1() {
391	>	public void testTimedInvokeAny1() throws Exception {
392		ExecutorService e = new DirectExecutorService();
393		try {
394	<	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
394	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
395	>	shouldThrow();
396		} catch (NullPointerException success) {
557	–	} catch(Exception ex) {
558	–	unexpectedException();
397		} finally {
398		joinPool(e);
399		}
400		}
401
402		/**
403	<	* timed invokeAny(,,null) throws NPE
403	>	* timed invokeAny(null time unit) throws NPE
404		*/
405	<	public void testTimedInvokeAnyNullTimeUnit() {
405	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
406		ExecutorService e = new DirectExecutorService();
407	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
408	+	l.add(new StringTask());
409		try {
570	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
571	–	l.add(new StringTask());
410		e.invokeAny(l, MEDIUM_DELAY_MS, null);
411	+	shouldThrow();
412		} catch (NullPointerException success) {
574	–	} catch(Exception ex) {
575	–	unexpectedException();
413		} finally {
414		joinPool(e);
415		}
#	Line 581 | Line 418 | public class AbstractExecutorServiceTest
418		/**
419		* timed invokeAny(empty collection) throws IAE
420		*/
421	<	public void testTimedInvokeAny2() {
421	>	public void testTimedInvokeAny2() throws Exception {
422		ExecutorService e = new DirectExecutorService();
423		try {
424	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
424	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
425	>	shouldThrow();
426		} catch (IllegalArgumentException success) {
589	–	} catch(Exception ex) {
590	–	unexpectedException();
427		} finally {
428		joinPool(e);
429		}
#	Line 596 | Line 432 | public class AbstractExecutorServiceTest
432		/**
433		* timed invokeAny(c) throws NPE if c has null elements
434		*/
435	<	public void testTimedInvokeAny3() {
435	>	public void testTimedInvokeAny3() throws Exception {
436		ExecutorService e = new DirectExecutorService();
437	+	List<Callable<Long>> l = new ArrayList<Callable<Long>>();
438	+	l.add(new Callable<Long>() {
439	+	public Long call() { throw new ArithmeticException(); }});
440	+	l.add(null);
441		try {
442	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
443	<	l.add(new StringTask());
604	<	l.add(null);
605	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
442	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
443	>	shouldThrow();
444		} catch (NullPointerException success) {
607	–	} catch(Exception ex) {
608	–	ex.printStackTrace();
609	–	unexpectedException();
445		} finally {
446		joinPool(e);
447		}
#	Line 615 | Line 450 | public class AbstractExecutorServiceTest
450		/**
451		* timed invokeAny(c) throws ExecutionException if no task completes
452		*/
453	<	public void testTimedInvokeAny4() {
453	>	public void testTimedInvokeAny4() throws Exception {
454		ExecutorService e = new DirectExecutorService();
455	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
456	+	l.add(new NPETask());
457		try {
458	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
459	<	l.add(new NPETask());
460	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
461	<	} catch(ExecutionException success) {
625	<	} catch(Exception ex) {
626	<	unexpectedException();
458	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
459	>	shouldThrow();
460	>	} catch (ExecutionException success) {
461	>	assertTrue(success.getCause() instanceof NullPointerException);
462		} finally {
463		joinPool(e);
464		}
465		}
466
467		/**
468	<	* timed invokeAny(c) returns result of some task
468	>	* timed invokeAny(c) returns result of some task in c
469		*/
470	<	public void testTimedInvokeAny5() {
470	>	public void testTimedInvokeAny5() throws Exception {
471		ExecutorService e = new DirectExecutorService();
472		try {
473	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
473	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
474		l.add(new StringTask());
475		l.add(new StringTask());
476	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
476	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
477		assertSame(TEST_STRING, result);
643	–	} catch (ExecutionException success) {
644	–	} catch(Exception ex) {
645	–	unexpectedException();
478		} finally {
479		joinPool(e);
480		}
#	Line 651 | Line 483 | public class AbstractExecutorServiceTest
483		/**
484		* timed invokeAll(null) throws NPE
485		*/
486	<	public void testTimedInvokeAll1() {
486	>	public void testTimedInvokeAll1() throws InterruptedException {
487		ExecutorService e = new DirectExecutorService();
488		try {
489	<	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
489	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
490	>	shouldThrow();
491		} catch (NullPointerException success) {
659	–	} catch(Exception ex) {
660	–	unexpectedException();
492		} finally {
493		joinPool(e);
494		}
495		}
496
497		/**
498	<	* timed invokeAll(,,null) throws NPE
498	>	* timed invokeAll(null time unit) throws NPE
499		*/
500	<	public void testTimedInvokeAllNullTimeUnit() {
500	>	public void testTimedInvokeAllNullTimeUnit() throws InterruptedException {
501		ExecutorService e = new DirectExecutorService();
502	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
503	+	l.add(new StringTask());
504		try {
672	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
673	–	l.add(new StringTask());
505		e.invokeAll(l, MEDIUM_DELAY_MS, null);
506	+	shouldThrow();
507		} catch (NullPointerException success) {
676	–	} catch(Exception ex) {
677	–	unexpectedException();
508		} finally {
509		joinPool(e);
510		}
#	Line 683 | Line 513 | public class AbstractExecutorServiceTest
513		/**
514		* timed invokeAll(empty collection) returns empty collection
515		*/
516	<	public void testTimedInvokeAll2() {
516	>	public void testTimedInvokeAll2() throws InterruptedException {
517		ExecutorService e = new DirectExecutorService();
518		try {
519	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
519	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
520		assertTrue(r.isEmpty());
691	–	} catch(Exception ex) {
692	–	unexpectedException();
521		} finally {
522		joinPool(e);
523		}
#	Line 698 | Line 526 | public class AbstractExecutorServiceTest
526		/**
527		* timed invokeAll(c) throws NPE if c has null elements
528		*/
529	<	public void testTimedInvokeAll3() {
529	>	public void testTimedInvokeAll3() throws InterruptedException {
530		ExecutorService e = new DirectExecutorService();
531	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
532	+	l.add(new StringTask());
533	+	l.add(null);
534		try {
535	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
536	<	l.add(new StringTask());
706	<	l.add(null);
707	<	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
535	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
536	>	shouldThrow();
537		} catch (NullPointerException success) {
709	–	} catch(Exception ex) {
710	–	unexpectedException();
538		} finally {
539		joinPool(e);
540		}
541		}
542
543		/**
544	<	* get of element of invokeAll(c) throws exception on failed task
544	>	* get of returned element of invokeAll(c) throws exception on failed task
545		*/
546	<	public void testTimedInvokeAll4() {
546	>	public void testTimedInvokeAll4() throws Exception {
547		ExecutorService e = new DirectExecutorService();
548		try {
549	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
549	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
550		l.add(new NPETask());
551	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
552	<	assertEquals(1, result.size());
553	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
554	<	it.next().get();
555	<	} catch(ExecutionException success) {
556	<	} catch(Exception ex) {
557	<	unexpectedException();
551	>	List<Future<String>> futures =
552	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
553	>	assertEquals(1, futures.size());
554	>	try {
555	>	futures.get(0).get();
556	>	shouldThrow();
557	>	} catch (ExecutionException success) {
558	>	assertTrue(success.getCause() instanceof NullPointerException);
559	>	}
560		} finally {
561		joinPool(e);
562		}
563		}
564
565		/**
566	<	* timed invokeAll(c) returns results of all completed tasks
566	>	* timed invokeAll(c) returns results of all completed tasks in c
567		*/
568	<	public void testTimedInvokeAll5() {
568	>	public void testTimedInvokeAll5() throws Exception {
569		ExecutorService e = new DirectExecutorService();
570		try {
571	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
571	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
572		l.add(new StringTask());
573		l.add(new StringTask());
574	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
575	<	assertEquals(2, result.size());
576	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
577	<	assertSame(TEST_STRING, it.next().get());
578	<	} catch (ExecutionException success) {
750	<	} catch(Exception ex) {
751	<	unexpectedException();
574	>	List<Future<String>> futures =
575	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
576	>	assertEquals(2, futures.size());
577	>	for (Future<String> future : futures)
578	>	assertSame(TEST_STRING, future.get());
579		} finally {
580		joinPool(e);
581		}
582		}
583
584		/**
585	<	* timed invokeAll(c) cancels tasks not completed by timeout
585	>	* timed invokeAll cancels tasks not completed by timeout
586		*/
587	<	public void testTimedInvokeAll6() {
587	>	public void testTimedInvokeAll6() throws InterruptedException {
588		ExecutorService e = new DirectExecutorService();
589		try {
590	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
590	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
591		l.add(new StringTask());
592	<	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
592	>	l.add(Executors.callable(possiblyInterruptedRunnable(2 * SHORT_DELAY_MS), TEST_STRING));
593		l.add(new StringTask());
594	<	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
595	<	assertEquals(3, result.size());
596	<	Iterator<Future<String>> it = result.iterator();
597	<	Future<String> f1 = it.next();
598	<	Future<String> f2 = it.next();
599	<	Future<String> f3 = it.next();
600	<	assertTrue(f1.isDone());
601	<	assertFalse(f1.isCancelled());
775	<	assertTrue(f2.isDone());
776	<	assertTrue(f3.isDone());
777	<	assertTrue(f3.isCancelled());
778	<	} catch(Exception ex) {
779	<	unexpectedException();
594	>	List<Future<String>> futures =
595	>	e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
596	>	assertEquals(l.size(), futures.size());
597	>	for (Future future : futures)
598	>	assertTrue(future.isDone());
599	>	assertFalse(futures.get(0).isCancelled());
600	>	assertFalse(futures.get(1).isCancelled());
601	>	assertTrue(futures.get(2).isCancelled());
602		} finally {
603		joinPool(e);
604		}

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