ViewVC Help

View File | Revision Log | Show Annotations | Download File | Root Listing

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

Comparing jsr166/src/test/tck/AbstractExecutorServiceTest.java (file contents):
Revision 1.12 by dl, Mon Jan 12 16:37:40 2004 UTC vs.
Revision 1.44 by jsr166, Thu Oct 8 03:08:37 2015 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	+	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.CancellationException;
20	>	import java.util.concurrent.CountDownLatch;
21	>	import java.util.concurrent.ExecutionException;
22	>	import java.util.concurrent.Executors;
23	>	import java.util.concurrent.ExecutorService;
24	>	import java.util.concurrent.Future;
25	>	import java.util.concurrent.ThreadPoolExecutor;
26	>	import java.util.concurrent.TimeUnit;
27	>	import java.util.concurrent.atomic.AtomicBoolean;
28
29	<	public class AbstractExecutorServiceTest extends JSR166TestCase{
29	>	import junit.framework.Test;
30	>	import junit.framework.TestSuite;
31	>
32	>	public class AbstractExecutorServiceTest extends JSR166TestCase {
33		public static void main(String[] args) {
34	<	junit.textui.TestRunner.run (suite());
34	>	main(suite(), args);
35		}
36		public static Test suite() {
37		return new TestSuite(AbstractExecutorServiceTest.class);
38		}
39
40	<	/**
40	>	/**
41		* A no-frills implementation of AbstractExecutorService, designed
42		* to test the submit methods only.
43		*/
44		static class DirectExecutorService extends AbstractExecutorService {
45		public void execute(Runnable r) { r.run(); }
46		public void shutdown() { shutdown = true; }
47	<	public List<Runnable> shutdownNow() { shutdown = true; return Collections.EMPTY_LIST; }
47	>	public List<Runnable> shutdownNow() {
48	>	shutdown = true;
49	>	return Collections.EMPTY_LIST;
50	>	}
51		public boolean isShutdown() { return shutdown; }
52		public boolean isTerminated() { return isShutdown(); }
53	<	public boolean awaitTermination(long timeout, TimeUnit unit) { return isShutdown(); }
53	>	public boolean awaitTermination(long timeout, TimeUnit unit) {
54	>	return isShutdown();
55	>	}
56		private volatile boolean shutdown = false;
57		}
58
59		/**
60		* execute(runnable) runs it to completion
61		*/
62	<	public void testExecuteRunnable() {
63	<	try {
64	<	ExecutorService e = new DirectExecutorService();
65	<	TrackedShortRunnable task = new TrackedShortRunnable();
66	<	assertFalse(task.done);
67	<	Future<?> future = e.submit(task);
68	<	future.get();
69	<	assertTrue(task.done);
70	<	}
71	<	catch (ExecutionException ex) {
72	<	unexpectedException();
73	<	}
53	<	catch (InterruptedException ex) {
54	<	unexpectedException();
55	<	}
62	>	public void testExecuteRunnable() throws Exception {
63	>	ExecutorService e = new DirectExecutorService();
64	>	final AtomicBoolean done = new AtomicBoolean(false);
65	>	Future<?> future = e.submit(new CheckedRunnable() {
66	>	public void realRun() {
67	>	done.set(true);
68	>	}});
69	>	assertNull(future.get());
70	>	assertNull(future.get(0, MILLISECONDS));
71	>	assertTrue(done.get());
72	>	assertTrue(future.isDone());
73	>	assertFalse(future.isCancelled());
74		}
75
58	–
76		/**
77		* Completed submit(callable) returns result
78		*/
79	<	public void testSubmitCallable() {
80	<	try {
81	<	ExecutorService e = new DirectExecutorService();
82	<	Future<String> future = e.submit(new StringTask());
83	<	String result = future.get();
67	<	assertSame(TEST_STRING, result);
68	<	}
69	<	catch (ExecutionException ex) {
70	<	unexpectedException();
71	<	}
72	<	catch (InterruptedException ex) {
73	<	unexpectedException();
74	<	}
79	>	public void testSubmitCallable() throws Exception {
80	>	ExecutorService e = new DirectExecutorService();
81	>	Future<String> future = e.submit(new StringTask());
82	>	String result = future.get();
83	>	assertSame(TEST_STRING, result);
84		}
85
86		/**
87		* Completed submit(runnable) returns successfully
88		*/
89	<	public void testSubmitRunnable() {
90	<	try {
91	<	ExecutorService e = new DirectExecutorService();
92	<	Future<?> future = e.submit(new NoOpRunnable());
93	<	future.get();
85	<	assertTrue(future.isDone());
86	<	}
87	<	catch (ExecutionException ex) {
88	<	unexpectedException();
89	<	}
90	<	catch (InterruptedException ex) {
91	<	unexpectedException();
92	<	}
89	>	public void testSubmitRunnable() throws Exception {
90	>	ExecutorService e = new DirectExecutorService();
91	>	Future<?> future = e.submit(new NoOpRunnable());
92	>	future.get();
93	>	assertTrue(future.isDone());
94		}
95
96		/**
97		* Completed submit(runnable, result) returns result
98		*/
99	<	public void testSubmitRunnable2() {
100	<	try {
101	<	ExecutorService e = new DirectExecutorService();
102	<	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
103	<	String result = future.get();
103	<	assertSame(TEST_STRING, result);
104	<	}
105	<	catch (ExecutionException ex) {
106	<	unexpectedException();
107	<	}
108	<	catch (InterruptedException ex) {
109	<	unexpectedException();
110	<	}
99	>	public void testSubmitRunnable2() throws Exception {
100	>	ExecutorService e = new DirectExecutorService();
101	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
102	>	String result = future.get();
103	>	assertSame(TEST_STRING, result);
104		}
105
113	–
106		/**
107	<	* A submitted privileged action to completion
107	>	* A submitted privileged action runs to completion
108		*/
109	<	public void testSubmitPrivilegedAction() {
110	<	Policy savedPolicy = Policy.getPolicy();
111	<	AdjustablePolicy policy = new AdjustablePolicy();
112	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
113	<	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() {
109	>	public void testSubmitPrivilegedAction() throws Exception {
110	>	Runnable r = new CheckedRunnable() {
111	>	public void realRun() throws Exception {
112	>	ExecutorService e = new DirectExecutorService();
113	>	Future future = e.submit(Executors.callable(new PrivilegedAction() {
114		public Object run() {
115		return TEST_STRING;
116		}}));
117
118	<	Object result = future.get();
119	<	assertSame(TEST_STRING, result);
120	<	}
121	<	catch (ExecutionException ex) {
122	<	unexpectedException();
123	<	}
124	<	catch (InterruptedException ex) {
137	<	unexpectedException();
138	<	}
139	<	finally {
140	<	Policy.setPolicy(savedPolicy);
141	<	}
118	>	assertSame(TEST_STRING, future.get());
119	>	}};
120	>
121	>	runWithPermissions(r,
122	>	new RuntimePermission("getClassLoader"),
123	>	new RuntimePermission("setContextClassLoader"),
124	>	new RuntimePermission("modifyThread"));
125		}
126
127		/**
128	<	* A submitted a privileged exception action runs to completion
128	>	* A submitted privileged exception action runs to completion
129		*/
130	<	public void testSubmitPrivilegedExceptionAction() {
131	<	Policy savedPolicy = Policy.getPolicy();
132	<	AdjustablePolicy policy = new AdjustablePolicy();
133	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
134	<	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() {
130	>	public void testSubmitPrivilegedExceptionAction() throws Exception {
131	>	Runnable r = new CheckedRunnable() {
132	>	public void realRun() throws Exception {
133	>	ExecutorService e = new DirectExecutorService();
134	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
135		public Object run() {
136		return TEST_STRING;
137		}}));
138
139	<	Object result = future.get();
140	<	assertSame(TEST_STRING, result);
141	<	}
142	<	catch (ExecutionException ex) {
164	<	unexpectedException();
165	<	}
166	<	catch (InterruptedException ex) {
167	<	unexpectedException();
168	<	}
169	<	finally {
170	<	Policy.setPolicy(savedPolicy);
171	<	}
139	>	assertSame(TEST_STRING, future.get());
140	>	}};
141	>
142	>	runWithPermissions(r);
143		}
144
145		/**
146		* A submitted failed privileged exception action reports exception
147		*/
148	<	public void testSubmitFailedPrivilegedExceptionAction() {
149	<	Policy savedPolicy = Policy.getPolicy();
150	<	AdjustablePolicy policy = new AdjustablePolicy();
151	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
152	<	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() {
148	>	public void testSubmitFailedPrivilegedExceptionAction() throws Exception {
149	>	Runnable r = new CheckedRunnable() {
150	>	public void realRun() throws Exception {
151	>	ExecutorService e = new DirectExecutorService();
152	>	Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() {
153		public Object run() throws Exception {
154		throw new IndexOutOfBoundsException();
155		}}));
156
157	<	Object result = future.get();
158	<	shouldThrow();
159	<	}
160	<	catch (ExecutionException success) {
161	<	}
162	<	catch (InterruptedException ex) {
163	<	unexpectedException();
164	<	}
198	<	finally {
199	<	Policy.setPolicy(savedPolicy);
200	<	}
157	>	try {
158	>	future.get();
159	>	shouldThrow();
160	>	} catch (ExecutionException success) {
161	>	assertTrue(success.getCause() instanceof IndexOutOfBoundsException);
162	>	}}};
163	>
164	>	runWithPermissions(r);
165		}
166
167		/**
168		* execute(null runnable) throws NPE
169		*/
170		public void testExecuteNullRunnable() {
171	+	ExecutorService e = new DirectExecutorService();
172		try {
173	<	ExecutorService e = new DirectExecutorService();
209	<	TrackedShortRunnable task = null;
210	<	Future<?> future = e.submit(task);
173	>	e.submit((Runnable) null);
174		shouldThrow();
175	<	}
213	<	catch (NullPointerException success) {
214	<	}
215	<	catch (Exception ex) {
216	<	unexpectedException();
217	<	}
175	>	} catch (NullPointerException success) {}
176		}
177
220	–
178		/**
179		* submit(null callable) throws NPE
180		*/
181		public void testSubmitNullCallable() {
182	+	ExecutorService e = new DirectExecutorService();
183		try {
184	<	ExecutorService e = new DirectExecutorService();
227	<	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(runnable) throws RejectedExecutionException if
240	<	* executor is 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	<	}
249	<	shouldThrow();
250	<	} catch(RejectedExecutionException success){}
251	<	joinPool(p);
252	<	}
253	<
254	<	/**
255	<	* submit(callable) throws RejectedExecutionException
256	<	* if executor is 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	<	}
184	>	e.submit((Callable) null);
185		shouldThrow();
186	<	} catch(RejectedExecutionException e){}
266	<	joinPool(p);
186	>	} catch (NullPointerException success) {}
187		}
188
269	–
189		/**
190	<	*  Blocking on submit(callable) throws InterruptedException if
272	<	*  caller interrupted.
190	>	* submit(callable).get() throws InterruptedException if interrupted
191		*/
192	<	public void testInterruptedSubmit() {
193	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
194	<	Thread t = new Thread(new Runnable() {
195	<	public void run() {
196	<	try {
197	<	p.submit(new Callable<Object>() {
198	<	public Object call() {
199	<	try {
200	<	Thread.sleep(MEDIUM_DELAY_MS);
201	<	shouldThrow();
202	<	} catch(InterruptedException e){
203	<	}
204	<	return null;
205	<	}
206	<	}).get();
207	<	} catch(InterruptedException success){
208	<	} catch(Exception e) {
209	<	unexpectedException();
292	<	}
192	>	public void testInterruptedSubmit() throws InterruptedException {
193	>	final CountDownLatch submitted    = new CountDownLatch(1);
194	>	final CountDownLatch quittingTime = new CountDownLatch(1);
195	>	final Callable<Void> awaiter = new CheckedCallable<Void>() {
196	>	public Void realCall() throws InterruptedException {
197	>	assertTrue(quittingTime.await(2*LONG_DELAY_MS, MILLISECONDS));
198	>	return null;
199	>	}};
200	>	final ExecutorService p
201	>	= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS,
202	>	new ArrayBlockingQueue<Runnable>(10));
203	>	try (PoolCleaner cleaner = cleaner(p, quittingTime)) {
204	>	Thread t = newStartedThread(new CheckedInterruptedRunnable() {
205	>	public void realRun() throws Exception {
206	>	Future<Void> future = p.submit(awaiter);
207	>	submitted.countDown();
208	>	future.get();
209	>	}});
210
211	<	}
295	<	});
296	<	try {
297	<	t.start();
298	<	Thread.sleep(SHORT_DELAY_MS);
211	>	await(submitted);
212		t.interrupt();
213	<	} catch(Exception e){
301	<	unexpectedException();
213	>	awaitTermination(t);
214		}
303	–	joinPool(p);
215		}
216
217		/**
218	<	*  get of submitted callable throws Exception if callable
219	<	*  interrupted
218	>	* get of submit(callable) throws ExecutionException if callable
219	>	* throws exception
220		*/
221	<	public void testSubmitIE() {
222	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
223	<
224	<	final Callable c = new Callable() {
225	<	public Object call() {
226	<	try {
316	<	p.submit(new SmallCallable()).get();
317	<	shouldThrow();
318	<	} catch(InterruptedException e){}
319	<	catch(RejectedExecutionException e2){}
320	<	catch(ExecutionException e3){}
321	<	return Boolean.TRUE;
322	<	}
323	<	};
324	<
325	<
326	<
327	<	Thread t = new Thread(new Runnable() {
328	<	public void run() {
329	<	try {
330	<	c.call();
331	<	} catch(Exception e){}
332	<	}
333	<	});
334	<	try {
335	<	t.start();
336	<	Thread.sleep(SHORT_DELAY_MS);
337	<	t.interrupt();
338	<	t.join();
339	<	} catch(InterruptedException e){
340	<	unexpectedException();
341	<	}
342	<
343	<	joinPool(p);
344	<	}
345	<
346	<	/**
347	<	*  get of submit(callable) throws ExecutionException if callable
348	<	*  throws exception
349	<	*/
350	<	public void testSubmitEE() {
351	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
352	<
353	<	try {
221	>	public void testSubmitEE() throws InterruptedException {
222	>	final ThreadPoolExecutor p =
223	>	new ThreadPoolExecutor(1, 1,
224	>	60, TimeUnit.SECONDS,
225	>	new ArrayBlockingQueue<Runnable>(10));
226	>	try (PoolCleaner cleaner = cleaner(p)) {
227		Callable c = new Callable() {
228	<	public Object call() {
229	<	int i = 5/0;
357	<	return Boolean.TRUE;
358	<	}
359	<	};
360	<
361	<	for(int i =0; i < 5; i++){
228	>	public Object call() { throw new ArithmeticException(); }};
229	>	try {
230		p.submit(c).get();
231	+	shouldThrow();
232	+	} catch (ExecutionException success) {
233	+	assertTrue(success.getCause() instanceof ArithmeticException);
234		}
364	–
365	–	shouldThrow();
366	–	}
367	–	catch(ExecutionException success){
368	–	} catch(Exception e) {
369	–	unexpectedException();
235		}
371	–	joinPool(p);
236		}
237
238		/**
239		* invokeAny(null) throws NPE
240		*/
241	<	public void testInvokeAny1() {
242	<	ExecutorService e = new DirectExecutorService();
243	<	try {
244	<	e.invokeAny(null);
245	<	} catch (NullPointerException success) {
246	<	} catch(Exception ex) {
247	<	unexpectedException();
384	<	} finally {
385	<	joinPool(e);
241	>	public void testInvokeAny1() throws Exception {
242	>	final ExecutorService e = new DirectExecutorService();
243	>	try (PoolCleaner cleaner = cleaner(e)) {
244	>	try {
245	>	e.invokeAny(null);
246	>	shouldThrow();
247	>	} catch (NullPointerException success) {}
248		}
249		}
250
251		/**
252		* invokeAny(empty collection) throws IAE
253		*/
254	<	public void testInvokeAny2() {
255	<	ExecutorService e = new DirectExecutorService();
256	<	try {
257	<	e.invokeAny(new ArrayList<Callable<String>>());
258	<	} catch (IllegalArgumentException success) {
259	<	} catch(Exception ex) {
260	<	unexpectedException();
399	<	} finally {
400	<	joinPool(e);
254	>	public void testInvokeAny2() throws Exception {
255	>	final ExecutorService e = new DirectExecutorService();
256	>	try (PoolCleaner cleaner = cleaner(e)) {
257	>	try {
258	>	e.invokeAny(new ArrayList<Callable<String>>());
259	>	shouldThrow();
260	>	} catch (IllegalArgumentException success) {}
261		}
262		}
263
264		/**
265		* invokeAny(c) throws NPE if c has null elements
266		*/
267	<	public void testInvokeAny3() {
268	<	ExecutorService e = new DirectExecutorService();
269	<	try {
270	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
271	<	l.add(new StringTask());
267	>	public void testInvokeAny3() throws Exception {
268	>	final ExecutorService e = new DirectExecutorService();
269	>	try (PoolCleaner cleaner = cleaner(e)) {
270	>	List<Callable<Long>> l = new ArrayList<Callable<Long>>();
271	>	l.add(new Callable<Long>() {
272	>	public Long call() { throw new ArithmeticException(); }});
273		l.add(null);
274	<	e.invokeAny(l);
275	<	} catch (NullPointerException success) {
276	<	} catch(Exception ex) {
277	<	ex.printStackTrace();
417	<	unexpectedException();
418	<	} finally {
419	<	joinPool(e);
274	>	try {
275	>	e.invokeAny(l);
276	>	shouldThrow();
277	>	} catch (NullPointerException success) {}
278		}
279		}
280
281		/**
282		* invokeAny(c) throws ExecutionException if no task in c completes
283		*/
284	<	public void testInvokeAny4() {
285	<	ExecutorService e = new DirectExecutorService();
286	<	try {
287	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
284	>	public void testInvokeAny4() throws InterruptedException {
285	>	final ExecutorService e = new DirectExecutorService();
286	>	try (PoolCleaner cleaner = cleaner(e)) {
287	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
288		l.add(new NPETask());
289	<	e.invokeAny(l);
290	<	} catch(ExecutionException success) {
291	<	} catch(Exception ex) {
292	<	unexpectedException();
293	<	} finally {
294	<	joinPool(e);
289	>	try {
290	>	e.invokeAny(l);
291	>	shouldThrow();
292	>	} catch (ExecutionException success) {
293	>	assertTrue(success.getCause() instanceof NullPointerException);
294	>	}
295		}
296		}
297
298		/**
299		* invokeAny(c) returns result of some task in c if at least one completes
300		*/
301	<	public void testInvokeAny5() {
302	<	ExecutorService e = new DirectExecutorService();
303	<	try {
304	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
301	>	public void testInvokeAny5() throws Exception {
302	>	final ExecutorService e = new DirectExecutorService();
303	>	try (PoolCleaner cleaner = cleaner(e)) {
304	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
305		l.add(new StringTask());
306		l.add(new StringTask());
307		String result = e.invokeAny(l);
308		assertSame(TEST_STRING, result);
451	–	} catch (ExecutionException success) {
452	–	} catch(Exception ex) {
453	–	unexpectedException();
454	–	} finally {
455	–	joinPool(e);
309		}
310		}
311
312		/**
313		* invokeAll(null) throws NPE
314		*/
315	<	public void testInvokeAll1() {
316	<	ExecutorService e = new DirectExecutorService();
317	<	try {
318	<	e.invokeAll(null);
319	<	} catch (NullPointerException success) {
320	<	} catch(Exception ex) {
321	<	unexpectedException();
469	<	} finally {
470	<	joinPool(e);
315	>	public void testInvokeAll1() throws InterruptedException {
316	>	final ExecutorService e = new DirectExecutorService();
317	>	try (PoolCleaner cleaner = cleaner(e)) {
318	>	try {
319	>	e.invokeAll(null);
320	>	shouldThrow();
321	>	} catch (NullPointerException success) {}
322		}
323		}
324
325		/**
326		* invokeAll(empty collection) returns empty collection
327		*/
328	<	public void testInvokeAll2() {
329	<	ExecutorService e = new DirectExecutorService();
330	<	try {
328	>	public void testInvokeAll2() throws InterruptedException {
329	>	final ExecutorService e = new DirectExecutorService();
330	>	try (PoolCleaner cleaner = cleaner(e)) {
331		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
332		assertTrue(r.isEmpty());
482	–	} catch(Exception ex) {
483	–	unexpectedException();
484	–	} finally {
485	–	joinPool(e);
333		}
334		}
335
336		/**
337		* invokeAll(c) throws NPE if c has null elements
338		*/
339	<	public void testInvokeAll3() {
340	<	ExecutorService e = new DirectExecutorService();
341	<	try {
342	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
339	>	public void testInvokeAll3() throws InterruptedException {
340	>	final ExecutorService e = new DirectExecutorService();
341	>	try (PoolCleaner cleaner = cleaner(e)) {
342	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
343		l.add(new StringTask());
344		l.add(null);
345	<	e.invokeAll(l);
346	<	} catch (NullPointerException success) {
347	<	} catch(Exception ex) {
348	<	unexpectedException();
502	<	} finally {
503	<	joinPool(e);
345	>	try {
346	>	e.invokeAll(l);
347	>	shouldThrow();
348	>	} catch (NullPointerException success) {}
349		}
350		}
351
352		/**
353		* get of returned element of invokeAll(c) throws exception on failed task
354		*/
355	<	public void testInvokeAll4() {
356	<	ExecutorService e = new DirectExecutorService();
357	<	try {
358	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
355	>	public void testInvokeAll4() throws Exception {
356	>	final ExecutorService e = new DirectExecutorService();
357	>	try (PoolCleaner cleaner = cleaner(e)) {
358	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
359		l.add(new NPETask());
360	<	List<Future<String>> result = e.invokeAll(l);
361	<	assertEquals(1, result.size());
362	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
363	<	it.next().get();
364	<	} catch(ExecutionException success) {
365	<	} catch(Exception ex) {
366	<	unexpectedException();
367	<	} finally {
523	<	joinPool(e);
360	>	List<Future<String>> futures = e.invokeAll(l);
361	>	assertEquals(1, futures.size());
362	>	try {
363	>	futures.get(0).get();
364	>	shouldThrow();
365	>	} catch (ExecutionException success) {
366	>	assertTrue(success.getCause() instanceof NullPointerException);
367	>	}
368		}
369		}
370
371		/**
372		* invokeAll(c) returns results of all completed tasks in c
373		*/
374	<	public void testInvokeAll5() {
375	<	ExecutorService e = new DirectExecutorService();
376	<	try {
377	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
374	>	public void testInvokeAll5() throws Exception {
375	>	final ExecutorService e = new DirectExecutorService();
376	>	try (PoolCleaner cleaner = cleaner(e)) {
377	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
378		l.add(new StringTask());
379		l.add(new StringTask());
380	<	List<Future<String>> result = e.invokeAll(l);
381	<	assertEquals(2, result.size());
382	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
383	<	assertSame(TEST_STRING, it.next().get());
540	<	} catch (ExecutionException success) {
541	<	} catch(Exception ex) {
542	<	unexpectedException();
543	<	} finally {
544	<	joinPool(e);
380	>	List<Future<String>> futures = e.invokeAll(l);
381	>	assertEquals(2, futures.size());
382	>	for (Future<String> future : futures)
383	>	assertSame(TEST_STRING, future.get());
384		}
385		}
386
548	–
387		/**
388		* timed invokeAny(null) throws NPE
389		*/
390	<	public void testTimedInvokeAny1() {
391	<	ExecutorService e = new DirectExecutorService();
392	<	try {
393	<	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
394	<	} catch (NullPointerException success) {
395	<	} catch(Exception ex) {
396	<	unexpectedException();
559	<	} finally {
560	<	joinPool(e);
390	>	public void testTimedInvokeAny1() throws Exception {
391	>	final ExecutorService e = new DirectExecutorService();
392	>	try (PoolCleaner cleaner = cleaner(e)) {
393	>	try {
394	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
395	>	shouldThrow();
396	>	} catch (NullPointerException success) {}
397		}
398		}
399
400		/**
401		* timed invokeAny(null time unit) throws NPE
402		*/
403	<	public void testTimedInvokeAnyNullTimeUnit() {
404	<	ExecutorService e = new DirectExecutorService();
405	<	try {
406	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
407	<	l.add(new StringTask());
408	<	e.invokeAny(l, MEDIUM_DELAY_MS, null);
409	<	} catch (NullPointerException success) {
410	<	} catch(Exception ex) {
411	<	unexpectedException();
576	<	} finally {
577	<	joinPool(e);
403	>	public void testTimedInvokeAnyNullTimeUnit() throws Exception {
404	>	final ExecutorService e = new DirectExecutorService();
405	>	try (PoolCleaner cleaner = cleaner(e)) {
406	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
407	>	l.add(new StringTask());
408	>	try {
409	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
410	>	shouldThrow();
411	>	} catch (NullPointerException success) {}
412		}
413		}
414
415		/**
416		* timed invokeAny(empty collection) throws IAE
417		*/
418	<	public void testTimedInvokeAny2() {
419	<	ExecutorService e = new DirectExecutorService();
420	<	try {
421	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
422	<	} catch (IllegalArgumentException success) {
423	<	} catch(Exception ex) {
424	<	unexpectedException();
425	<	} finally {
592	<	joinPool(e);
418	>	public void testTimedInvokeAny2() throws Exception {
419	>	final ExecutorService e = new DirectExecutorService();
420	>	try (PoolCleaner cleaner = cleaner(e)) {
421	>	try {
422	>	e.invokeAny(new ArrayList<Callable<String>>(),
423	>	MEDIUM_DELAY_MS, MILLISECONDS);
424	>	shouldThrow();
425	>	} catch (IllegalArgumentException success) {}
426		}
427		}
428
429		/**
430		* timed invokeAny(c) throws NPE if c has null elements
431		*/
432	<	public void testTimedInvokeAny3() {
433	<	ExecutorService e = new DirectExecutorService();
434	<	try {
435	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
436	<	l.add(new StringTask());
432	>	public void testTimedInvokeAny3() throws Exception {
433	>	final ExecutorService e = new DirectExecutorService();
434	>	try (PoolCleaner cleaner = cleaner(e)) {
435	>	List<Callable<Long>> l = new ArrayList<Callable<Long>>();
436	>	l.add(new Callable<Long>() {
437	>	public Long call() { throw new ArithmeticException(); }});
438		l.add(null);
439	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
440	<	} catch (NullPointerException success) {
441	<	} catch(Exception ex) {
442	<	ex.printStackTrace();
609	<	unexpectedException();
610	<	} finally {
611	<	joinPool(e);
439	>	try {
440	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
441	>	shouldThrow();
442	>	} catch (NullPointerException success) {}
443		}
444		}
445
446		/**
447		* timed invokeAny(c) throws ExecutionException if no task completes
448		*/
449	<	public void testTimedInvokeAny4() {
450	<	ExecutorService e = new DirectExecutorService();
451	<	try {
452	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
449	>	public void testTimedInvokeAny4() throws Exception {
450	>	final ExecutorService e = new DirectExecutorService();
451	>	try (PoolCleaner cleaner = cleaner(e)) {
452	>	long startTime = System.nanoTime();
453	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
454		l.add(new NPETask());
455	<	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
456	<	} catch(ExecutionException success) {
457	<	} catch(Exception ex) {
458	<	unexpectedException();
459	<	} finally {
460	<	joinPool(e);
455	>	try {
456	>	e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
457	>	shouldThrow();
458	>	} catch (ExecutionException success) {
459	>	assertTrue(success.getCause() instanceof NullPointerException);
460	>	}
461	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
462		}
463		}
464
465		/**
466		* timed invokeAny(c) returns result of some task in c
467		*/
468	<	public void testTimedInvokeAny5() {
469	<	ExecutorService e = new DirectExecutorService();
470	<	try {
471	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
468	>	public void testTimedInvokeAny5() throws Exception {
469	>	final ExecutorService e = new DirectExecutorService();
470	>	try (PoolCleaner cleaner = cleaner(e)) {
471	>	long startTime = System.nanoTime();
472	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
473		l.add(new StringTask());
474		l.add(new StringTask());
475	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
475	>	String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
476		assertSame(TEST_STRING, result);
477	<	} catch (ExecutionException success) {
644	<	} catch(Exception ex) {
645	<	unexpectedException();
646	<	} finally {
647	<	joinPool(e);
477	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
478		}
479		}
480
481		/**
482		* timed invokeAll(null) throws NPE
483		*/
484	<	public void testTimedInvokeAll1() {
485	<	ExecutorService e = new DirectExecutorService();
486	<	try {
487	<	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
488	<	} catch (NullPointerException success) {
489	<	} catch(Exception ex) {
490	<	unexpectedException();
661	<	} finally {
662	<	joinPool(e);
484	>	public void testTimedInvokeAll1() throws InterruptedException {
485	>	final ExecutorService e = new DirectExecutorService();
486	>	try (PoolCleaner cleaner = cleaner(e)) {
487	>	try {
488	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
489	>	shouldThrow();
490	>	} catch (NullPointerException success) {}
491		}
492		}
493
494		/**
495		* timed invokeAll(null time unit) throws NPE
496		*/
497	<	public void testTimedInvokeAllNullTimeUnit() {
498	<	ExecutorService e = new DirectExecutorService();
499	<	try {
500	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
501	<	l.add(new StringTask());
502	<	e.invokeAll(l, MEDIUM_DELAY_MS, null);
503	<	} catch (NullPointerException success) {
504	<	} catch(Exception ex) {
505	<	unexpectedException();
678	<	} finally {
679	<	joinPool(e);
497	>	public void testTimedInvokeAllNullTimeUnit() throws InterruptedException {
498	>	final ExecutorService e = new DirectExecutorService();
499	>	try (PoolCleaner cleaner = cleaner(e)) {
500	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
501	>	l.add(new StringTask());
502	>	try {
503	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
504	>	shouldThrow();
505	>	} catch (NullPointerException success) {}
506		}
507		}
508
509		/**
510		* timed invokeAll(empty collection) returns empty collection
511		*/
512	<	public void testTimedInvokeAll2() {
513	<	ExecutorService e = new DirectExecutorService();
514	<	try {
515	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
512	>	public void testTimedInvokeAll2() throws InterruptedException {
513	>	final ExecutorService e = new DirectExecutorService();
514	>	try (PoolCleaner cleaner = cleaner(e)) {
515	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
516		assertTrue(r.isEmpty());
691	–	} catch(Exception ex) {
692	–	unexpectedException();
693	–	} finally {
694	–	joinPool(e);
517		}
518		}
519
520		/**
521		* timed invokeAll(c) throws NPE if c has null elements
522		*/
523	<	public void testTimedInvokeAll3() {
524	<	ExecutorService e = new DirectExecutorService();
525	<	try {
526	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
523	>	public void testTimedInvokeAll3() throws InterruptedException {
524	>	final ExecutorService e = new DirectExecutorService();
525	>	try (PoolCleaner cleaner = cleaner(e)) {
526	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
527		l.add(new StringTask());
528		l.add(null);
529	<	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
530	<	} catch (NullPointerException success) {
531	<	} catch(Exception ex) {
532	<	unexpectedException();
711	<	} finally {
712	<	joinPool(e);
529	>	try {
530	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
531	>	shouldThrow();
532	>	} catch (NullPointerException success) {}
533		}
534		}
535
536		/**
537		* get of returned element of invokeAll(c) throws exception on failed task
538		*/
539	<	public void testTimedInvokeAll4() {
540	<	ExecutorService e = new DirectExecutorService();
541	<	try {
542	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
539	>	public void testTimedInvokeAll4() throws Exception {
540	>	final ExecutorService e = new DirectExecutorService();
541	>	try (PoolCleaner cleaner = cleaner(e)) {
542	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
543		l.add(new NPETask());
544	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
545	<	assertEquals(1, result.size());
546	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
547	<	it.next().get();
548	<	} catch(ExecutionException success) {
549	<	} catch(Exception ex) {
550	<	unexpectedException();
551	<	} finally {
552	<	joinPool(e);
544	>	List<Future<String>> futures =
545	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
546	>	assertEquals(1, futures.size());
547	>	try {
548	>	futures.get(0).get();
549	>	shouldThrow();
550	>	} catch (ExecutionException success) {
551	>	assertTrue(success.getCause() instanceof NullPointerException);
552	>	}
553		}
554		}
555
556		/**
557		* timed invokeAll(c) returns results of all completed tasks in c
558		*/
559	<	public void testTimedInvokeAll5() {
560	<	ExecutorService e = new DirectExecutorService();
561	<	try {
562	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
559	>	public void testTimedInvokeAll5() throws Exception {
560	>	final ExecutorService e = new DirectExecutorService();
561	>	try (PoolCleaner cleaner = cleaner(e)) {
562	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
563		l.add(new StringTask());
564		l.add(new StringTask());
565	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
566	<	assertEquals(2, result.size());
567	<	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
568	<	assertSame(TEST_STRING, it.next().get());
569	<	} catch (ExecutionException success) {
750	<	} catch(Exception ex) {
751	<	unexpectedException();
752	<	} finally {
753	<	joinPool(e);
565	>	List<Future<String>> futures =
566	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
567	>	assertEquals(2, futures.size());
568	>	for (Future<String> future : futures)
569	>	assertSame(TEST_STRING, future.get());
570		}
571		}
572
573		/**
574		* timed invokeAll cancels tasks not completed by timeout
575		*/
576	<	public void testTimedInvokeAll6() {
577	<	ExecutorService e = new DirectExecutorService();
578	<	try {
579	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
580	<	l.add(new StringTask());
581	<	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
582	<	l.add(new StringTask());
583	<	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
584	<	assertEquals(3, result.size());
585	<	Iterator<Future<String>> it = result.iterator();
586	<	Future<String> f1 = it.next();
587	<	Future<String> f2 = it.next();
588	<	Future<String> f3 = it.next();
589	<	assertTrue(f1.isDone());
590	<	assertFalse(f1.isCancelled());
591	<	assertTrue(f2.isDone());
592	<	assertTrue(f3.isDone());
593	<	assertTrue(f3.isCancelled());
594	<	} catch(Exception ex) {
595	<	unexpectedException();
596	<	} finally {
597	<	joinPool(e);
576	>	public void testTimedInvokeAll6() throws Exception {
577	>	final ExecutorService e = new DirectExecutorService();
578	>	try (PoolCleaner cleaner = cleaner(e)) {
579	>	for (long timeout = timeoutMillis();;) {
580	>	List<Callable<String>> tasks = new ArrayList<>();
581	>	tasks.add(new StringTask("0"));
582	>	tasks.add(Executors.callable(possiblyInterruptedRunnable(timeout),
583	>	TEST_STRING));
584	>	tasks.add(new StringTask("2"));
585	>	long startTime = System.nanoTime();
586	>	List<Future<String>> futures =
587	>	e.invokeAll(tasks, timeout, MILLISECONDS);
588	>	assertEquals(tasks.size(), futures.size());
589	>	assertTrue(millisElapsedSince(startTime) >= timeout);
590	>	for (Future future : futures)
591	>	assertTrue(future.isDone());
592	>	try {
593	>	assertEquals("0", futures.get(0).get());
594	>	assertEquals(TEST_STRING, futures.get(1).get());
595	>	} catch (CancellationException retryWithLongerTimeout) {
596	>	// unusual delay before starting second task
597	>	timeout *= 2;
598	>	if (timeout >= LONG_DELAY_MS / 2)
599	>	fail("expected exactly one task to be cancelled");
600	>	continue;
601	>	}
602	>	assertTrue(futures.get(2).isCancelled());
603	>	break;
604	>	}
605		}
606		}
607

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines