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

Comparing jsr166/src/test/tck/AbstractExecutorServiceTest.java (file contents):
Revision 1.6 by dl, Mon Dec 22 00:48:55 2003 UTC vs.
Revision 1.22 by jsr166, Tue Dec 1 22:51:44 2009 UTC

#	Line 1 | Line 1
1		/*
2	<	* Written by members of JCP JSR-166 Expert Group and released to the
3	<	* public domain. Use, modify, and redistribute this code in any way
4	<	* without acknowledgement. Other contributors include Andrew Wright,
5	<	* Jeffrey Hayes, Pat Fischer, Mike Judd.
2	>	* Written by Doug Lea with assistance from members of JCP JSR-166
3	>	* Expert Group and released to the public domain, as explained at
4	>	* http://creativecommons.org/licenses/publicdomain
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9
10		import junit.framework.*;
11		import java.util.*;
12		import java.util.concurrent.*;
13	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
14		import java.math.BigInteger;
15		import java.security.*;
16
17	<	public class AbstractExecutorServiceTest extends JSR166TestCase{
17	>	public class AbstractExecutorServiceTest extends JSR166TestCase {
18		public static void main(String[] args) {
19		junit.textui.TestRunner.run (suite());
20		}
#	Line 20 | Line 22 | public class AbstractExecutorServiceTest
22		return new TestSuite(AbstractExecutorServiceTest.class);
23		}
24
25	<	/**
25	>	/**
26		* A no-frills implementation of AbstractExecutorService, designed
27		* to test the submit methods only.
28		*/
#	Line 35 | Line 37 | public class AbstractExecutorServiceTest
37		}
38
39		/**
40	<	* execute of runnable runs it to completion
40	>	* execute(runnable) runs it to completion
41		*/
42	<	public void testExecuteRunnable() {
43	<	try {
44	<	ExecutorService e = new DirectExecutorService();
45	<	TrackedShortRunnable task = new TrackedShortRunnable();
46	<	assertFalse(task.done);
47	<	Future<?> future = e.submit(task);
48	<	future.get();
47	<	assertTrue(task.done);
48	<	}
49	<	catch (ExecutionException ex) {
50	<	unexpectedException();
51	<	}
52	<	catch (InterruptedException ex) {
53	<	unexpectedException();
54	<	}
42	>	public void testExecuteRunnable() throws Exception {
43	>	ExecutorService e = new DirectExecutorService();
44	>	TrackedShortRunnable task = new TrackedShortRunnable();
45	>	assertFalse(task.done);
46	>	Future<?> future = e.submit(task);
47	>	future.get();
48	>	assertTrue(task.done);
49		}
50
51
52		/**
53	<	* completed submit of callable returns result
53	>	* Completed submit(callable) returns result
54		*/
55	<	public void testSubmitCallable() {
56	<	try {
57	<	ExecutorService e = new DirectExecutorService();
58	<	Future<String> future = e.submit(new StringTask());
59	<	String result = future.get();
66	<	assertSame(TEST_STRING, result);
67	<	}
68	<	catch (ExecutionException ex) {
69	<	unexpectedException();
70	<	}
71	<	catch (InterruptedException ex) {
72	<	unexpectedException();
73	<	}
55	>	public void testSubmitCallable() throws Exception {
56	>	ExecutorService e = new DirectExecutorService();
57	>	Future<String> future = e.submit(new StringTask());
58	>	String result = future.get();
59	>	assertSame(TEST_STRING, result);
60		}
61
62		/**
63	<	* completed submit of runnable returns successfully
63	>	* Completed submit(runnable) returns successfully
64		*/
65	<	public void testSubmitRunnable() {
66	<	try {
67	<	ExecutorService e = new DirectExecutorService();
68	<	Future<?> future = e.submit(new NoOpRunnable());
69	<	future.get();
84	<	assertTrue(future.isDone());
85	<	}
86	<	catch (ExecutionException ex) {
87	<	unexpectedException();
88	<	}
89	<	catch (InterruptedException ex) {
90	<	unexpectedException();
91	<	}
65	>	public void testSubmitRunnable() throws Exception {
66	>	ExecutorService e = new DirectExecutorService();
67	>	Future<?> future = e.submit(new NoOpRunnable());
68	>	future.get();
69	>	assertTrue(future.isDone());
70		}
71
72		/**
73	<	* completed submit of (runnable, result) returns result
73	>	* Completed submit(runnable, result) returns result
74		*/
75	<	public void testSubmitRunnable2() {
76	<	try {
77	<	ExecutorService e = new DirectExecutorService();
78	<	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
79	<	String result = future.get();
102	<	assertSame(TEST_STRING, result);
103	<	}
104	<	catch (ExecutionException ex) {
105	<	unexpectedException();
106	<	}
107	<	catch (InterruptedException ex) {
108	<	unexpectedException();
109	<	}
75	>	public void testSubmitRunnable2() throws Exception {
76	>	ExecutorService e = new DirectExecutorService();
77	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
78	>	String result = future.get();
79	>	assertSame(TEST_STRING, result);
80		}
81
82
83		/**
84	<	* submit of a privileged action runs it to completion
84	>	* A submitted privileged action to completion
85		*/
86	<	public void testSubmitPrivilegedAction() {
87	<	Policy savedPolicy = Policy.getPolicy();
88	<	AdjustablePolicy policy = new AdjustablePolicy();
89	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
90	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
91	<	Policy.setPolicy(policy);
86	>	public void testSubmitPrivilegedAction() throws Exception {
87	>	Policy savedPolicy = null;
88	>	try {
89	>	savedPolicy = Policy.getPolicy();
90	>	AdjustablePolicy policy = new AdjustablePolicy();
91	>	policy.addPermission(new RuntimePermission("getContextClassLoader"));
92	>	policy.addPermission(new RuntimePermission("setContextClassLoader"));
93	>	Policy.setPolicy(policy);
94	>	} catch (AccessControlException ok) {
95	>	return;
96	>	}
97		try {
98		ExecutorService e = new DirectExecutorService();
99		Future future = e.submit(Executors.callable(new PrivilegedAction() {
#	Line 129 | Line 104 | public class AbstractExecutorServiceTest
104		Object result = future.get();
105		assertSame(TEST_STRING, result);
106		}
132	–	catch (ExecutionException ex) {
133	–	unexpectedException();
134	–	}
135	–	catch (InterruptedException ex) {
136	–	unexpectedException();
137	–	}
107		finally {
108	<	Policy.setPolicy(savedPolicy);
108	>	try {
109	>	Policy.setPolicy(savedPolicy);
110	>	} catch (AccessControlException ok) {
111	>	return;
112	>	}
113		}
114		}
115
116		/**
117	<	* submit of a privileged exception action runs it to completion
117	>	* A submitted a privileged exception action runs to completion
118		*/
119	<	public void testSubmitPrivilegedExceptionAction() {
120	<	Policy savedPolicy = Policy.getPolicy();
121	<	AdjustablePolicy policy = new AdjustablePolicy();
122	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
123	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
124	<	Policy.setPolicy(policy);
119	>	public void testSubmitPrivilegedExceptionAction() throws Exception {
120	>	Policy savedPolicy = null;
121	>	try {
122	>	savedPolicy = Policy.getPolicy();
123	>	AdjustablePolicy policy = new AdjustablePolicy();
124	>	policy.addPermission(new RuntimePermission("getContextClassLoader"));
125	>	policy.addPermission(new RuntimePermission("setContextClassLoader"));
126	>	Policy.setPolicy(policy);
127	>	} catch (AccessControlException ok) {
128	>	return;
129	>	}
130	>
131		try {
132		ExecutorService e = new DirectExecutorService();
133		Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
#	Line 159 | Line 138 | public class AbstractExecutorServiceTest
138		Object result = future.get();
139		assertSame(TEST_STRING, result);
140		}
162	–	catch (ExecutionException ex) {
163	–	unexpectedException();
164	–	}
165	–	catch (InterruptedException ex) {
166	–	unexpectedException();
167	–	}
141		finally {
142		Policy.setPolicy(savedPolicy);
143		}
144		}
145
146		/**
147	<	* submit of a failed privileged exception action reports exception
147	>	* A submitted failed privileged exception action reports exception
148		*/
149	<	public void testSubmitFailedPrivilegedExceptionAction() {
150	<	Policy savedPolicy = Policy.getPolicy();
151	<	AdjustablePolicy policy = new AdjustablePolicy();
152	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
153	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
154	<	Policy.setPolicy(policy);
149	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
150	>	Policy savedPolicy = null;
151	>	try {
152	>	savedPolicy = Policy.getPolicy();
153	>	AdjustablePolicy policy = new AdjustablePolicy();
154	>	policy.addPermission(new RuntimePermission("getContextClassLoader"));
155	>	policy.addPermission(new RuntimePermission("setContextClassLoader"));
156	>	Policy.setPolicy(policy);
157	>	} catch (AccessControlException ok) {
158	>	return;
159	>	}
160	>
161		try {
162		ExecutorService e = new DirectExecutorService();
163		Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
#	Line 186 | Line 165 | public class AbstractExecutorServiceTest
165		throw new IndexOutOfBoundsException();
166		}}));
167
168	<	Object result = future.get();
168	>	future.get();
169		shouldThrow();
170	<	}
171	<	catch (ExecutionException success) {
193	<	}
194	<	catch (InterruptedException ex) {
195	<	unexpectedException();
170	>	} catch (ExecutionException success) {
171	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
172		}
173		finally {
174		Policy.setPolicy(savedPolicy);
#	Line 200 | Line 176 | public class AbstractExecutorServiceTest
176		}
177
178		/**
179	<	* execute with a null runnable throws NPE
179	>	* execute(null runnable) throws NPE
180		*/
181		public void testExecuteNullRunnable() {
182		try {
183		ExecutorService e = new DirectExecutorService();
184	<	TrackedShortRunnable task = null;
209	<	Future<?> future = e.submit(task);
184	>	e.submit((Runnable) null);
185		shouldThrow();
186	<	}
212	<	catch (NullPointerException success) {
213	<	}
214	<	catch (Exception ex) {
215	<	unexpectedException();
216	<	}
186	>	} catch (NullPointerException success) {}
187		}
188
189
190		/**
191	<	* submit of a null callable throws NPE
191	>	* submit(null callable) throws NPE
192		*/
193		public void testSubmitNullCallable() {
194		try {
195		ExecutorService e = new DirectExecutorService();
196	<	StringTask t = null;
227	<	Future<String> future = e.submit(t);
196	>	e.submit((Callable) null);
197		shouldThrow();
198	<	}
230	<	catch (NullPointerException success) {
231	<	}
232	<	catch (Exception ex) {
233	<	unexpectedException();
234	<	}
198	>	} catch (NullPointerException success) {}
199		}
200
201		/**
202	<	* submit of Runnable throws RejectedExecutionException if
203	<	* saturated.
202	>	* submit(runnable) throws RejectedExecutionException if
203	>	* executor is saturated.
204		*/
205		public void testExecute1() {
206	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
206	>	ThreadPoolExecutor p =
207	>	new ThreadPoolExecutor(1, 1,
208	>	60, TimeUnit.SECONDS,
209	>	new ArrayBlockingQueue<Runnable>(1));
210		try {
211	<
245	<	for(int i = 0; i < 5; ++i){
211	>	for (int i = 0; i < 2; ++i)
212		p.submit(new MediumRunnable());
213	+	for (int i = 0; i < 2; ++i) {
214	+	try {
215	+	p.submit(new MediumRunnable());
216	+	shouldThrow();
217	+	} catch (RejectedExecutionException success) {}
218		}
219	<	shouldThrow();
220	<	} catch(RejectedExecutionException success){}
221	<	joinPool(p);
219	>	} finally {
220	>	joinPool(p);
221	>	}
222		}
223
224		/**
225	<	* Completed submit of Callable throws RejectedExecutionException
226	<	*  if saturated.
225	>	* submit(callable) throws RejectedExecutionException
226	>	* if executor is saturated.
227		*/
228		public void testExecute2() {
229	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
229	>	ThreadPoolExecutor p =
230	>	new ThreadPoolExecutor(1, 1,
231	>	60, TimeUnit.SECONDS,
232	>	new ArrayBlockingQueue<Runnable>(1));
233		try {
234	<	for(int i = 0; i < 5; ++i) {
235	<	p.submit(new SmallCallable());
234	>	for (int i = 0; i < 2; ++i)
235	>	p.submit(new MediumRunnable());
236	>	for (int i = 0; i < 2; ++i) {
237	>	try {
238	>	p.submit(new SmallCallable());
239	>	shouldThrow();
240	>	} catch (RejectedExecutionException success) {}
241		}
242	<	shouldThrow();
243	<	} catch(RejectedExecutionException e){}
244	<	joinPool(p);
242	>	} finally {
243	>	joinPool(p);
244	>	}
245		}
246
247
248		/**
249	<	*  blocking on submit of Callable throws InterruptedException if
249	>	*  Blocking on submit(callable) throws InterruptedException if
250		*  caller interrupted.
251		*/
252	<	public void testInterruptedSubmit() {
253	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
254	<	Thread t = new Thread(new Runnable() {
255	<	public void run() {
256	<	try {
257	<	p.submit(new Callable<Object>() {
258	<	public Object call() {
259	<	try {
260	<	Thread.sleep(MEDIUM_DELAY_MS);
261	<	shouldThrow();
262	<	} catch(InterruptedException e){
263	<	}
264	<	return null;
265	<	}
266	<	}).get();
288	<	} catch(InterruptedException success){
289	<	} catch(Exception e) {
290	<	unexpectedException();
291	<	}
292	<
293	<	}
294	<	});
295	<	try {
296	<	t.start();
297	<	Thread.sleep(SHORT_DELAY_MS);
298	<	t.interrupt();
299	<	} catch(Exception e){
300	<	unexpectedException();
301	<	}
252	>	public void testInterruptedSubmit() throws InterruptedException {
253	>	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10));
254	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
255	>	public void realRun() throws Exception {
256	>	p.submit(new CheckedCallable<Object>() {
257	>	public Object realCall()
258	>	throws InterruptedException {
259	>	Thread.sleep(SMALL_DELAY_MS);
260	>	return null;
261	>	}}).get();
262	>	}});
263	>
264	>	t.start();
265	>	Thread.sleep(SHORT_DELAY_MS);
266	>	t.interrupt();
267		joinPool(p);
268		}
269
270		/**
271	<	*  get of submit of Callable throws Exception if callable
271	>	*  get of submitted callable throws InterruptedException if callable
272		*  interrupted
273		*/
274	<	public void testSubmitIE() {
275	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
276	<
277	<	final Callable c = new Callable() {
278	<	public Object call() {
279	<	try {
280	<	p.submit(new SmallCallable()).get();
281	<	shouldThrow();
282	<	} catch(InterruptedException e){}
283	<	catch(RejectedExecutionException e2){}
284	<	catch(ExecutionException e3){}
285	<	return Boolean.TRUE;
286	<	}
287	<	};
288	<
324	<
325	<
326	<	Thread t = new Thread(new Runnable() {
327	<	public void run() {
328	<	try {
329	<	c.call();
330	<	} catch(Exception e){}
331	<	}
332	<	});
333	<	try {
334	<	t.start();
335	<	Thread.sleep(SHORT_DELAY_MS);
336	<	t.interrupt();
337	<	t.join();
338	<	} catch(InterruptedException e){
339	<	unexpectedException();
340	<	}
341	<
274	>	public void testSubmitIE() throws InterruptedException {
275	>	final ThreadPoolExecutor p =
276	>	new ThreadPoolExecutor(1, 1,
277	>	60, TimeUnit.SECONDS,
278	>	new ArrayBlockingQueue<Runnable>(10));
279	>
280	>	Thread t = new Thread(new CheckedInterruptedRunnable() {
281	>	public void realRun() throws Exception {
282	>	p.submit(new SmallCallable()).get();
283	>	}});
284	>
285	>	t.start();
286	>	Thread.sleep(SHORT_DELAY_MS);
287	>	t.interrupt();
288	>	t.join();
289		joinPool(p);
290		}
291
292		/**
293	<	*  completed submit of Callable throws ExecutionException if
294	<	*  callable throws exception
293	>	*  get of submit(callable) throws ExecutionException if callable
294	>	*  throws exception
295		*/
296	<	public void testSubmitEE() {
297	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
296	>	public void testSubmitEE() throws InterruptedException {
297	>	ThreadPoolExecutor p =
298	>	new ThreadPoolExecutor(1, 1,
299	>	60, TimeUnit.SECONDS,
300	>	new ArrayBlockingQueue<Runnable>(10));
301
302	<	try {
303	<	Callable c = new Callable() {
354	<	public Object call() {
355	<	int i = 5/0;
356	<	return Boolean.TRUE;
357	<	}
358	<	};
359	<
360	<	for(int i =0; i < 5; i++){
361	<	p.submit(c).get();
362	<	}
302	>	Callable c = new Callable() {
303	>	public Object call() { return 5/0; }};
304
305	+	try {
306	+	p.submit(c).get();
307		shouldThrow();
308	<	}
309	<	catch(ExecutionException success){
367	<	} catch(Exception e) {
368	<	unexpectedException();
308	>	} catch (ExecutionException success) {
309	>	assertTrue(success.getCause() instanceof ArithmeticException);
310		}
311		joinPool(p);
312		}
#	Line 373 | Line 314 | public class AbstractExecutorServiceTest
314		/**
315		* invokeAny(null) throws NPE
316		*/
317	<	public void testInvokeAny1() {
317	>	public void testInvokeAny1()
318	>	throws InterruptedException, ExecutionException {
319		ExecutorService e = new DirectExecutorService();
320		try {
321		e.invokeAny(null);
322	+	shouldThrow();
323		} catch (NullPointerException success) {
381	–	} catch(Exception ex) {
382	–	unexpectedException();
324		} finally {
325		joinPool(e);
326		}
#	Line 388 | Line 329 | public class AbstractExecutorServiceTest
329		/**
330		* invokeAny(empty collection) throws IAE
331		*/
332	<	public void testInvokeAny2() {
332	>	public void testInvokeAny2()
333	>	throws InterruptedException, ExecutionException {
334		ExecutorService e = new DirectExecutorService();
335		try {
336		e.invokeAny(new ArrayList<Callable<String>>());
337	+	shouldThrow();
338		} catch (IllegalArgumentException success) {
396	–	} catch(Exception ex) {
397	–	unexpectedException();
339		} finally {
340		joinPool(e);
341		}
#	Line 403 | Line 344 | public class AbstractExecutorServiceTest
344		/**
345		* invokeAny(c) throws NPE if c has null elements
346		*/
347	<	public void testInvokeAny3() {
347	>	public void testInvokeAny3() throws Exception {
348		ExecutorService e = new DirectExecutorService();
349	+	List<Callable<Integer>> l = new ArrayList<Callable<Integer>>();
350	+	l.add(new Callable<Integer>() {
351	+	public Integer call() { return 5/0; }});
352	+	l.add(null);
353		try {
409	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
410	–	l.add(new StringTask());
411	–	l.add(null);
354		e.invokeAny(l);
355	+	shouldThrow();
356		} catch (NullPointerException success) {
414	–	} catch(Exception ex) {
415	–	unexpectedException();
357		} finally {
358		joinPool(e);
359		}
360		}
361
362		/**
363	<	* invokeAny(c) throws ExecutionException if no task completes
363	>	* invokeAny(c) throws ExecutionException if no task in c completes
364		*/
365	<	public void testInvokeAny4() {
365	>	public void testInvokeAny4() throws InterruptedException {
366		ExecutorService e = new DirectExecutorService();
367	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
368	+	l.add(new NPETask());
369		try {
370	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
371	<	l.add(new NPETask());
372	<	List<Future<String>> result = e.invokeAll(l);
373	<	assertEquals(1, result.size());
431	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
432	<	it.next().get();
433	<	} catch(ExecutionException success) {
434	<	} catch(Exception ex) {
435	<	unexpectedException();
370	>	e.invokeAny(l);
371	>	shouldThrow();
372	>	} catch (ExecutionException success) {
373	>	assertTrue(success.getCause() instanceof NullPointerException);
374		} finally {
375		joinPool(e);
376		}
377		}
378
379		/**
380	<	* invokeAny(c) returns result of some task
380	>	* invokeAny(c) returns result of some task in c if at least one completes
381		*/
382	<	public void testInvokeAny5() {
382	>	public void testInvokeAny5() throws Exception {
383		ExecutorService e = new DirectExecutorService();
384		try {
385	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
385	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
386		l.add(new StringTask());
387		l.add(new StringTask());
388		String result = e.invokeAny(l);
389		assertSame(TEST_STRING, result);
452	–	} catch (ExecutionException success) {
453	–	} catch(Exception ex) {
454	–	unexpectedException();
390		} finally {
391		joinPool(e);
392		}
#	Line 460 | Line 395 | public class AbstractExecutorServiceTest
395		/**
396		* invokeAll(null) throws NPE
397		*/
398	<	public void testInvokeAll1() {
398	>	public void testInvokeAll1() throws InterruptedException {
399		ExecutorService e = new DirectExecutorService();
400		try {
401		e.invokeAll(null);
402	+	shouldThrow();
403		} catch (NullPointerException success) {
468	–	} catch(Exception ex) {
469	–	unexpectedException();
404		} finally {
405		joinPool(e);
406		}
#	Line 475 | Line 409 | public class AbstractExecutorServiceTest
409		/**
410		* invokeAll(empty collection) returns empty collection
411		*/
412	<	public void testInvokeAll2() {
412	>	public void testInvokeAll2() throws InterruptedException {
413		ExecutorService e = new DirectExecutorService();
414		try {
415		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
416		assertTrue(r.isEmpty());
483	–	} catch(Exception ex) {
484	–	unexpectedException();
417		} finally {
418		joinPool(e);
419		}
#	Line 490 | Line 422 | public class AbstractExecutorServiceTest
422		/**
423		* invokeAll(c) throws NPE if c has null elements
424		*/
425	<	public void testInvokeAll3() {
425	>	public void testInvokeAll3() throws InterruptedException {
426		ExecutorService e = new DirectExecutorService();
427	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
428	+	l.add(new StringTask());
429	+	l.add(null);
430		try {
496	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
497	–	l.add(new StringTask());
498	–	l.add(null);
431		e.invokeAll(l);
432	+	shouldThrow();
433		} catch (NullPointerException success) {
501	–	} catch(Exception ex) {
502	–	unexpectedException();
434		} finally {
435		joinPool(e);
436		}
437		}
438
439		/**
440	<	* get of element of invokeAll(c) throws exception on failed task
440	>	* get of returned element of invokeAll(c) throws exception on failed task
441		*/
442	<	public void testInvokeAll4() {
442	>	public void testInvokeAll4() throws Exception {
443		ExecutorService e = new DirectExecutorService();
444		try {
445	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
445	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
446		l.add(new NPETask());
447	<	List<Future<String>> result = e.invokeAll(l);
448	<	assertEquals(1, result.size());
449	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
450	<	it.next().get();
451	<	} catch(ExecutionException success) {
452	<	} catch(Exception ex) {
453	<	unexpectedException();
447	>	List<Future<String>> futures = e.invokeAll(l);
448	>	assertEquals(1, futures.size());
449	>	try {
450	>	futures.get(0).get();
451	>	shouldThrow();
452	>	} catch (ExecutionException success) {
453	>	assertTrue(success.getCause() instanceof NullPointerException);
454	>	}
455		} finally {
456		joinPool(e);
457		}
458		}
459
460		/**
461	<	* invokeAll(c) returns results of all completed tasks
461	>	* invokeAll(c) returns results of all completed tasks in c
462		*/
463	<	public void testInvokeAll5() {
463	>	public void testInvokeAll5() throws Exception {
464		ExecutorService e = new DirectExecutorService();
465		try {
466	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
466	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
467		l.add(new StringTask());
468		l.add(new StringTask());
469	<	List<Future<String>> result = e.invokeAll(l);
470	<	assertEquals(2, result.size());
471	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
472	<	assertSame(TEST_STRING, it.next().get());
469	>	List<Future<String>> futures = e.invokeAll(l);
470	>	assertEquals(2, futures.size());
471	>	for (Future<String> future : futures)
472	>	assertSame(TEST_STRING, future.get());
473	>	} finally {
474	>	joinPool(e);
475	>	}
476	>	}
477	>
478	>
479	>	/**
480	>	* timed invokeAny(null) throws NPE
481	>	*/
482	>	public void testTimedInvokeAny1() throws Exception {
483	>	ExecutorService e = new DirectExecutorService();
484	>	try {
485	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
486	>	shouldThrow();
487	>	} catch (NullPointerException success) {
488	>	} finally {
489	>	joinPool(e);
490	>	}
491	>	}
492	>
493	>	/**
494	>	* timed invokeAny(null time unit) throws NPE
495	>	*/
496	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
497	>	ExecutorService e = new DirectExecutorService();
498	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
499	>	l.add(new StringTask());
500	>	try {
501	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
502	>	shouldThrow();
503	>	} catch (NullPointerException success) {
504	>	} finally {
505	>	joinPool(e);
506	>	}
507	>	}
508	>
509	>	/**
510	>	* timed invokeAny(empty collection) throws IAE
511	>	*/
512	>	public void testTimedInvokeAny2() throws Exception {
513	>	ExecutorService e = new DirectExecutorService();
514	>	try {
515	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
516	>	shouldThrow();
517	>	} catch (IllegalArgumentException success) {
518	>	} finally {
519	>	joinPool(e);
520	>	}
521	>	}
522	>
523	>	/**
524	>	* timed invokeAny(c) throws NPE if c has null elements
525	>	*/
526	>	public void testTimedInvokeAny3() throws Exception {
527	>	ExecutorService e = new DirectExecutorService();
528	>	List<Callable<Integer>> l = new ArrayList<Callable<Integer>>();
529	>	l.add(new Callable<Integer>() {
530	>	public Integer call() { return 5/0; }});
531	>	l.add(null);
532	>	try {
533	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
534	>	shouldThrow();
535	>	} catch (NullPointerException success) {
536	>	} finally {
537	>	joinPool(e);
538	>	}
539	>	}
540	>
541	>	/**
542	>	* timed invokeAny(c) throws ExecutionException if no task completes
543	>	*/
544	>	public void testTimedInvokeAny4() throws Exception {
545	>	ExecutorService e = new DirectExecutorService();
546	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
547	>	l.add(new NPETask());
548	>	try {
549	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
550	>	shouldThrow();
551		} catch (ExecutionException success) {
552	<	} catch(Exception ex) {
553	<	unexpectedException();
552	>	assertTrue(success.getCause() instanceof NullPointerException);
553	>	} finally {
554	>	joinPool(e);
555	>	}
556	>	}
557	>
558	>	/**
559	>	* timed invokeAny(c) returns result of some task in c
560	>	*/
561	>	public void testTimedInvokeAny5() throws Exception {
562	>	ExecutorService e = new DirectExecutorService();
563	>	try {
564	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
565	>	l.add(new StringTask());
566	>	l.add(new StringTask());
567	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
568	>	assertSame(TEST_STRING, result);
569	>	} finally {
570	>	joinPool(e);
571	>	}
572	>	}
573	>
574	>	/**
575	>	* timed invokeAll(null) throws NPE
576	>	*/
577	>	public void testTimedInvokeAll1() throws InterruptedException {
578	>	ExecutorService e = new DirectExecutorService();
579	>	try {
580	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
581	>	shouldThrow();
582	>	} catch (NullPointerException success) {
583	>	} finally {
584	>	joinPool(e);
585	>	}
586	>	}
587	>
588	>	/**
589	>	* timed invokeAll(null time unit) throws NPE
590	>	*/
591	>	public void testTimedInvokeAllNullTimeUnit() throws InterruptedException {
592	>	ExecutorService e = new DirectExecutorService();
593	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
594	>	l.add(new StringTask());
595	>	try {
596	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
597	>	shouldThrow();
598	>	} catch (NullPointerException success) {
599	>	} finally {
600	>	joinPool(e);
601	>	}
602	>	}
603	>
604	>	/**
605	>	* timed invokeAll(empty collection) returns empty collection
606	>	*/
607	>	public void testTimedInvokeAll2() throws InterruptedException {
608	>	ExecutorService e = new DirectExecutorService();
609	>	try {
610	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
611	>	assertTrue(r.isEmpty());
612	>	} finally {
613	>	joinPool(e);
614	>	}
615	>	}
616	>
617	>	/**
618	>	* timed invokeAll(c) throws NPE if c has null elements
619	>	*/
620	>	public void testTimedInvokeAll3() throws InterruptedException {
621	>	ExecutorService e = new DirectExecutorService();
622	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
623	>	l.add(new StringTask());
624	>	l.add(null);
625	>	try {
626	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
627	>	shouldThrow();
628	>	} catch (NullPointerException success) {
629	>	} finally {
630	>	joinPool(e);
631	>	}
632	>	}
633	>
634	>	/**
635	>	* get of returned element of invokeAll(c) throws exception on failed task
636	>	*/
637	>	public void testTimedInvokeAll4() throws Exception {
638	>	ExecutorService e = new DirectExecutorService();
639	>	try {
640	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
641	>	l.add(new NPETask());
642	>	List<Future<String>> futures =
643	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
644	>	assertEquals(1, futures.size());
645	>	try {
646	>	futures.get(0).get();
647	>	shouldThrow();
648	>	} catch (ExecutionException success) {
649	>	assertTrue(success.getCause() instanceof NullPointerException);
650	>	}
651	>	} finally {
652	>	joinPool(e);
653	>	}
654	>	}
655	>
656	>	/**
657	>	* timed invokeAll(c) returns results of all completed tasks in c
658	>	*/
659	>	public void testTimedInvokeAll5() throws Exception {
660	>	ExecutorService e = new DirectExecutorService();
661	>	try {
662	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
663	>	l.add(new StringTask());
664	>	l.add(new StringTask());
665	>	List<Future<String>> futures =
666	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
667	>	assertEquals(2, futures.size());
668	>	for (Future<String> future : futures)
669	>	assertSame(TEST_STRING, future.get());
670	>	} finally {
671	>	joinPool(e);
672	>	}
673	>	}
674	>
675	>	/**
676	>	* timed invokeAll cancels tasks not completed by timeout
677	>	*/
678	>	public void testTimedInvokeAll6() throws InterruptedException {
679	>	ExecutorService e = new DirectExecutorService();
680	>	try {
681	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
682	>	l.add(new StringTask());
683	>	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
684	>	l.add(new StringTask());
685	>	List<Future<String>> futures =
686	>	e.invokeAll(l, SMALL_DELAY_MS, MILLISECONDS);
687	>	assertEquals(3, futures.size());
688	>	Iterator<Future<String>> it = futures.iterator();
689	>	Future<String> f1 = it.next();
690	>	Future<String> f2 = it.next();
691	>	Future<String> f3 = it.next();
692	>	assertTrue(f1.isDone());
693	>	assertFalse(f1.isCancelled());
694	>	assertTrue(f2.isDone());
695	>	assertTrue(f3.isDone());
696	>	assertTrue(f3.isCancelled());
697		} finally {
698		joinPool(e);
699		}

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