28 |
|
|
29 |
|
public class ExecutorsTest extends JSR166TestCase { |
30 |
|
public static void main(String[] args) { |
31 |
< |
junit.textui.TestRunner.run(suite()); |
31 |
> |
main(suite(), args); |
32 |
|
} |
33 |
|
public static Test suite() { |
34 |
|
return new TestSuite(ExecutorsTest.class); |
38 |
|
* A newCachedThreadPool can execute runnables |
39 |
|
*/ |
40 |
|
public void testNewCachedThreadPool1() { |
41 |
< |
ExecutorService e = Executors.newCachedThreadPool(); |
42 |
< |
e.execute(new NoOpRunnable()); |
43 |
< |
e.execute(new NoOpRunnable()); |
44 |
< |
e.execute(new NoOpRunnable()); |
45 |
< |
joinPool(e); |
41 |
> |
final ExecutorService e = Executors.newCachedThreadPool(); |
42 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
43 |
> |
e.execute(new NoOpRunnable()); |
44 |
> |
e.execute(new NoOpRunnable()); |
45 |
> |
e.execute(new NoOpRunnable()); |
46 |
> |
} |
47 |
|
} |
48 |
|
|
49 |
|
/** |
50 |
|
* A newCachedThreadPool with given ThreadFactory can execute runnables |
51 |
|
*/ |
52 |
|
public void testNewCachedThreadPool2() { |
53 |
< |
ExecutorService e = Executors.newCachedThreadPool(new SimpleThreadFactory()); |
54 |
< |
e.execute(new NoOpRunnable()); |
55 |
< |
e.execute(new NoOpRunnable()); |
56 |
< |
e.execute(new NoOpRunnable()); |
57 |
< |
joinPool(e); |
53 |
> |
final ExecutorService e = Executors.newCachedThreadPool(new SimpleThreadFactory()); |
54 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
55 |
> |
e.execute(new NoOpRunnable()); |
56 |
> |
e.execute(new NoOpRunnable()); |
57 |
> |
e.execute(new NoOpRunnable()); |
58 |
> |
} |
59 |
|
} |
60 |
|
|
61 |
|
/** |
72 |
|
* A new SingleThreadExecutor can execute runnables |
73 |
|
*/ |
74 |
|
public void testNewSingleThreadExecutor1() { |
75 |
< |
ExecutorService e = Executors.newSingleThreadExecutor(); |
76 |
< |
e.execute(new NoOpRunnable()); |
77 |
< |
e.execute(new NoOpRunnable()); |
78 |
< |
e.execute(new NoOpRunnable()); |
79 |
< |
joinPool(e); |
75 |
> |
final ExecutorService e = Executors.newSingleThreadExecutor(); |
76 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
77 |
> |
e.execute(new NoOpRunnable()); |
78 |
> |
e.execute(new NoOpRunnable()); |
79 |
> |
e.execute(new NoOpRunnable()); |
80 |
> |
} |
81 |
|
} |
82 |
|
|
83 |
|
/** |
84 |
|
* A new SingleThreadExecutor with given ThreadFactory can execute runnables |
85 |
|
*/ |
86 |
|
public void testNewSingleThreadExecutor2() { |
87 |
< |
ExecutorService e = Executors.newSingleThreadExecutor(new SimpleThreadFactory()); |
88 |
< |
e.execute(new NoOpRunnable()); |
89 |
< |
e.execute(new NoOpRunnable()); |
90 |
< |
e.execute(new NoOpRunnable()); |
91 |
< |
joinPool(e); |
87 |
> |
final ExecutorService e = Executors.newSingleThreadExecutor(new SimpleThreadFactory()); |
88 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
89 |
> |
e.execute(new NoOpRunnable()); |
90 |
> |
e.execute(new NoOpRunnable()); |
91 |
> |
e.execute(new NoOpRunnable()); |
92 |
> |
} |
93 |
|
} |
94 |
|
|
95 |
|
/** |
106 |
|
* A new SingleThreadExecutor cannot be casted to concrete implementation |
107 |
|
*/ |
108 |
|
public void testCastNewSingleThreadExecutor() { |
109 |
< |
ExecutorService e = Executors.newSingleThreadExecutor(); |
110 |
< |
try { |
111 |
< |
ThreadPoolExecutor tpe = (ThreadPoolExecutor)e; |
112 |
< |
shouldThrow(); |
113 |
< |
} catch (ClassCastException success) { |
114 |
< |
} finally { |
111 |
< |
joinPool(e); |
109 |
> |
final ExecutorService e = Executors.newSingleThreadExecutor(); |
110 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
111 |
> |
try { |
112 |
> |
ThreadPoolExecutor tpe = (ThreadPoolExecutor)e; |
113 |
> |
shouldThrow(); |
114 |
> |
} catch (ClassCastException success) {} |
115 |
|
} |
116 |
|
} |
117 |
|
|
119 |
|
* A new newFixedThreadPool can execute runnables |
120 |
|
*/ |
121 |
|
public void testNewFixedThreadPool1() { |
122 |
< |
ExecutorService e = Executors.newFixedThreadPool(2); |
123 |
< |
e.execute(new NoOpRunnable()); |
124 |
< |
e.execute(new NoOpRunnable()); |
125 |
< |
e.execute(new NoOpRunnable()); |
126 |
< |
joinPool(e); |
122 |
> |
final ExecutorService e = Executors.newFixedThreadPool(2); |
123 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
124 |
> |
e.execute(new NoOpRunnable()); |
125 |
> |
e.execute(new NoOpRunnable()); |
126 |
> |
e.execute(new NoOpRunnable()); |
127 |
> |
} |
128 |
|
} |
129 |
|
|
130 |
|
/** |
131 |
|
* A new newFixedThreadPool with given ThreadFactory can execute runnables |
132 |
|
*/ |
133 |
|
public void testNewFixedThreadPool2() { |
134 |
< |
ExecutorService e = Executors.newFixedThreadPool(2, new SimpleThreadFactory()); |
135 |
< |
e.execute(new NoOpRunnable()); |
136 |
< |
e.execute(new NoOpRunnable()); |
137 |
< |
e.execute(new NoOpRunnable()); |
138 |
< |
joinPool(e); |
134 |
> |
final ExecutorService e = Executors.newFixedThreadPool(2, new SimpleThreadFactory()); |
135 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
136 |
> |
e.execute(new NoOpRunnable()); |
137 |
> |
e.execute(new NoOpRunnable()); |
138 |
> |
e.execute(new NoOpRunnable()); |
139 |
> |
} |
140 |
|
} |
141 |
|
|
142 |
|
/** |
143 |
< |
* A new newFixedThreadPool with null ThreadFactory throws NPE |
143 |
> |
* A new newFixedThreadPool with null ThreadFactory throws |
144 |
> |
* NullPointerException |
145 |
|
*/ |
146 |
|
public void testNewFixedThreadPool3() { |
147 |
|
try { |
151 |
|
} |
152 |
|
|
153 |
|
/** |
154 |
< |
* A new newFixedThreadPool with 0 threads throws IAE |
154 |
> |
* A new newFixedThreadPool with 0 threads throws IllegalArgumentException |
155 |
|
*/ |
156 |
|
public void testNewFixedThreadPool4() { |
157 |
|
try { |
164 |
|
* An unconfigurable newFixedThreadPool can execute runnables |
165 |
|
*/ |
166 |
|
public void testUnconfigurableExecutorService() { |
167 |
< |
ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2)); |
168 |
< |
e.execute(new NoOpRunnable()); |
169 |
< |
e.execute(new NoOpRunnable()); |
170 |
< |
e.execute(new NoOpRunnable()); |
171 |
< |
joinPool(e); |
167 |
> |
final ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2)); |
168 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
169 |
> |
e.execute(new NoOpRunnable()); |
170 |
> |
e.execute(new NoOpRunnable()); |
171 |
> |
e.execute(new NoOpRunnable()); |
172 |
> |
} |
173 |
|
} |
174 |
|
|
175 |
|
/** |
196 |
|
* a newSingleThreadScheduledExecutor successfully runs delayed task |
197 |
|
*/ |
198 |
|
public void testNewSingleThreadScheduledExecutor() throws Exception { |
199 |
< |
ScheduledExecutorService p = Executors.newSingleThreadScheduledExecutor(); |
200 |
< |
try { |
199 |
> |
final ScheduledExecutorService p = Executors.newSingleThreadScheduledExecutor(); |
200 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
201 |
|
final CountDownLatch proceed = new CountDownLatch(1); |
202 |
|
final Runnable task = new CheckedRunnable() { |
203 |
|
public void realRun() { |
213 |
|
assertTrue(f.isDone()); |
214 |
|
assertFalse(f.isCancelled()); |
215 |
|
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
209 |
– |
} finally { |
210 |
– |
joinPool(p); |
216 |
|
} |
217 |
|
} |
218 |
|
|
220 |
|
* a newScheduledThreadPool successfully runs delayed task |
221 |
|
*/ |
222 |
|
public void testNewScheduledThreadPool() throws Exception { |
223 |
< |
ScheduledExecutorService p = Executors.newScheduledThreadPool(2); |
224 |
< |
try { |
223 |
> |
final ScheduledExecutorService p = Executors.newScheduledThreadPool(2); |
224 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
225 |
|
final CountDownLatch proceed = new CountDownLatch(1); |
226 |
|
final Runnable task = new CheckedRunnable() { |
227 |
|
public void realRun() { |
237 |
|
assertTrue(f.isDone()); |
238 |
|
assertFalse(f.isCancelled()); |
239 |
|
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
235 |
– |
} finally { |
236 |
– |
joinPool(p); |
240 |
|
} |
241 |
|
} |
242 |
|
|
244 |
|
* an unconfigurable newScheduledThreadPool successfully runs delayed task |
245 |
|
*/ |
246 |
|
public void testUnconfigurableScheduledExecutorService() throws Exception { |
247 |
< |
ScheduledExecutorService p = |
247 |
> |
final ScheduledExecutorService p = |
248 |
|
Executors.unconfigurableScheduledExecutorService |
249 |
|
(Executors.newScheduledThreadPool(2)); |
250 |
< |
try { |
250 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
251 |
|
final CountDownLatch proceed = new CountDownLatch(1); |
252 |
|
final Runnable task = new CheckedRunnable() { |
253 |
|
public void realRun() { |
263 |
|
assertTrue(f.isDone()); |
264 |
|
assertFalse(f.isCancelled()); |
265 |
|
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
263 |
– |
} finally { |
264 |
– |
joinPool(p); |
266 |
|
} |
267 |
|
} |
268 |
|
|
282 |
|
delay(LONG_DELAY_MS); |
283 |
|
}}; |
284 |
|
|
285 |
< |
List<Thread> threads = new ArrayList<Thread>(); |
285 |
> |
List<Thread> threads = new ArrayList<>(); |
286 |
|
for (final ExecutorService executor : executors) { |
287 |
|
threads.add(newStartedThread(new CheckedRunnable() { |
288 |
|
public void realRun() { |
288 |
– |
long startTime = System.nanoTime(); |
289 |
|
Future future = executor.submit(sleeper); |
290 |
|
assertFutureTimesOut(future); |
291 |
|
}})); |
307 |
|
public void realRun() { |
308 |
|
try { |
309 |
|
Thread current = Thread.currentThread(); |
310 |
< |
assertTrue(!current.isDaemon()); |
310 |
> |
assertFalse(current.isDaemon()); |
311 |
|
assertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
312 |
– |
ThreadGroup g = current.getThreadGroup(); |
312 |
|
SecurityManager s = System.getSecurityManager(); |
313 |
< |
if (s != null) |
314 |
< |
assertTrue(g == s.getThreadGroup()); |
315 |
< |
else |
317 |
< |
assertTrue(g == egroup); |
318 |
< |
String name = current.getName(); |
319 |
< |
assertTrue(name.endsWith("thread-1")); |
313 |
> |
assertSame(current.getThreadGroup(), |
314 |
> |
(s == null) ? egroup : s.getThreadGroup()); |
315 |
> |
assertTrue(current.getName().endsWith("thread-1")); |
316 |
|
} catch (SecurityException ok) { |
317 |
|
// Also pass if not allowed to change setting |
318 |
|
} |
319 |
|
done.countDown(); |
320 |
|
}}; |
321 |
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
322 |
< |
|
323 |
< |
e.execute(r); |
324 |
< |
await(done); |
329 |
< |
|
330 |
< |
try { |
331 |
< |
e.shutdown(); |
332 |
< |
} catch (SecurityException ok) { |
322 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
323 |
> |
e.execute(r); |
324 |
> |
await(done); |
325 |
|
} |
334 |
– |
|
335 |
– |
joinPool(e); |
326 |
|
} |
327 |
|
|
328 |
|
/** |
340 |
|
Runnable r = new CheckedRunnable() { |
341 |
|
public void realRun() { |
342 |
|
Thread current = Thread.currentThread(); |
343 |
< |
assertTrue(!current.isDaemon()); |
343 |
> |
assertFalse(current.isDaemon()); |
344 |
|
assertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
355 |
– |
ThreadGroup g = current.getThreadGroup(); |
345 |
|
SecurityManager s = System.getSecurityManager(); |
346 |
< |
if (s != null) |
347 |
< |
assertTrue(g == s.getThreadGroup()); |
348 |
< |
else |
360 |
< |
assertTrue(g == egroup); |
361 |
< |
String name = current.getName(); |
362 |
< |
assertTrue(name.endsWith("thread-1")); |
346 |
> |
assertSame(current.getThreadGroup(), |
347 |
> |
(s == null) ? egroup : s.getThreadGroup()); |
348 |
> |
assertTrue(current.getName().endsWith("thread-1")); |
349 |
|
assertSame(thisccl, current.getContextClassLoader()); |
350 |
|
assertEquals(thisacc, AccessController.getContext()); |
351 |
|
done.countDown(); |
352 |
|
}}; |
353 |
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
354 |
< |
e.execute(r); |
355 |
< |
await(done); |
356 |
< |
e.shutdown(); |
357 |
< |
joinPool(e); |
354 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
355 |
> |
e.execute(r); |
356 |
> |
await(done); |
357 |
> |
} |
358 |
|
}}; |
359 |
|
|
360 |
|
runWithPermissions(r, |
586 |
|
} catch (NullPointerException success) {} |
587 |
|
} |
588 |
|
|
589 |
+ |
/** |
590 |
+ |
* callable(runnable, x).toString() contains toString of wrapped task |
591 |
+ |
*/ |
592 |
+ |
public void testCallable_withResult_toString() { |
593 |
+ |
if (testImplementationDetails) { |
594 |
+ |
Runnable r = () -> {}; |
595 |
+ |
Callable<String> c = Executors.callable(r, ""); |
596 |
+ |
assertEquals( |
597 |
+ |
identityString(c) + "[Wrapped task = " + r.toString() + "]", |
598 |
+ |
c.toString()); |
599 |
+ |
} |
600 |
+ |
} |
601 |
+ |
|
602 |
+ |
/** |
603 |
+ |
* callable(runnable).toString() contains toString of wrapped task |
604 |
+ |
*/ |
605 |
+ |
public void testCallable_toString() { |
606 |
+ |
if (testImplementationDetails) { |
607 |
+ |
Runnable r = () -> {}; |
608 |
+ |
Callable<Object> c = Executors.callable(r); |
609 |
+ |
assertEquals( |
610 |
+ |
identityString(c) + "[Wrapped task = " + r.toString() + "]", |
611 |
+ |
c.toString()); |
612 |
+ |
} |
613 |
+ |
} |
614 |
+ |
|
615 |
+ |
/** |
616 |
+ |
* privilegedCallable(callable).toString() contains toString of wrapped task |
617 |
+ |
*/ |
618 |
+ |
public void testPrivilegedCallable_toString() { |
619 |
+ |
if (testImplementationDetails) { |
620 |
+ |
Callable<String> c = () -> ""; |
621 |
+ |
Callable<String> priv = Executors.privilegedCallable(c); |
622 |
+ |
assertEquals( |
623 |
+ |
identityString(priv) + "[Wrapped task = " + c.toString() + "]", |
624 |
+ |
priv.toString()); |
625 |
+ |
} |
626 |
+ |
} |
627 |
+ |
|
628 |
+ |
/** |
629 |
+ |
* privilegedCallableUsingCurrentClassLoader(callable).toString() |
630 |
+ |
* contains toString of wrapped task |
631 |
+ |
*/ |
632 |
+ |
public void testPrivilegedCallableUsingCurrentClassLoader_toString() { |
633 |
+ |
if (testImplementationDetails) { |
634 |
+ |
Callable<String> c = () -> ""; |
635 |
+ |
Callable<String> priv = Executors.privilegedCallableUsingCurrentClassLoader(c); |
636 |
+ |
assertEquals( |
637 |
+ |
identityString(priv) + "[Wrapped task = " + c.toString() + "]", |
638 |
+ |
priv.toString()); |
639 |
+ |
} |
640 |
+ |
} |
641 |
|
} |