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. |
7 |
*/ |
8 |
|
9 |
|
10 |
import junit.framework.*; |
11 |
import java.util.*; |
12 |
import java.util.concurrent.*; |
13 |
import java.math.BigInteger; |
14 |
import java.security.*; |
15 |
|
16 |
public class AbstractExecutorServiceTest extends JSR166TestCase { |
17 |
public static void main(String[] args) { |
18 |
junit.textui.TestRunner.run (suite()); |
19 |
} |
20 |
public static Test suite() { |
21 |
return new TestSuite(AbstractExecutorServiceTest.class); |
22 |
} |
23 |
|
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; } |
32 |
public boolean isShutdown() { return shutdown; } |
33 |
public boolean isTerminated() { return isShutdown(); } |
34 |
public boolean awaitTermination(long timeout, TimeUnit unit) { return isShutdown(); } |
35 |
private volatile boolean shutdown = false; |
36 |
} |
37 |
|
38 |
/** |
39 |
* execute(runnable) runs it to completion |
40 |
*/ |
41 |
public void testExecuteRunnable() { |
42 |
try { |
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 |
catch (ExecutionException ex) { |
51 |
unexpectedException(); |
52 |
} |
53 |
catch (InterruptedException ex) { |
54 |
unexpectedException(); |
55 |
} |
56 |
} |
57 |
|
58 |
|
59 |
/** |
60 |
* Completed submit(callable) returns result |
61 |
*/ |
62 |
public void testSubmitCallable() { |
63 |
try { |
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 |
catch (ExecutionException ex) { |
70 |
unexpectedException(); |
71 |
} |
72 |
catch (InterruptedException ex) { |
73 |
unexpectedException(); |
74 |
} |
75 |
} |
76 |
|
77 |
/** |
78 |
* Completed submit(runnable) returns successfully |
79 |
*/ |
80 |
public void testSubmitRunnable() { |
81 |
try { |
82 |
ExecutorService e = new DirectExecutorService(); |
83 |
Future<?> future = e.submit(new NoOpRunnable()); |
84 |
future.get(); |
85 |
assertTrue(future.isDone()); |
86 |
} |
87 |
catch (ExecutionException ex) { |
88 |
unexpectedException(); |
89 |
} |
90 |
catch (InterruptedException ex) { |
91 |
unexpectedException(); |
92 |
} |
93 |
} |
94 |
|
95 |
/** |
96 |
* Completed submit(runnable, result) returns result |
97 |
*/ |
98 |
public void testSubmitRunnable2() { |
99 |
try { |
100 |
ExecutorService e = new DirectExecutorService(); |
101 |
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
102 |
String result = future.get(); |
103 |
assertSame(TEST_STRING, result); |
104 |
} |
105 |
catch (ExecutionException ex) { |
106 |
unexpectedException(); |
107 |
} |
108 |
catch (InterruptedException ex) { |
109 |
unexpectedException(); |
110 |
} |
111 |
} |
112 |
|
113 |
|
114 |
/** |
115 |
* A submitted privileged action to completion |
116 |
*/ |
117 |
public void testSubmitPrivilegedAction() { |
118 |
Policy savedPolicy = null; |
119 |
try { |
120 |
savedPolicy = Policy.getPolicy(); |
121 |
AdjustablePolicy policy = new AdjustablePolicy(); |
122 |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
123 |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
124 |
Policy.setPolicy(policy); |
125 |
} catch (AccessControlException ok) { |
126 |
return; |
127 |
} |
128 |
try { |
129 |
ExecutorService e = new DirectExecutorService(); |
130 |
Future future = e.submit(Executors.callable(new PrivilegedAction() { |
131 |
public Object run() { |
132 |
return TEST_STRING; |
133 |
}})); |
134 |
|
135 |
Object result = future.get(); |
136 |
assertSame(TEST_STRING, result); |
137 |
} |
138 |
catch (ExecutionException ex) { |
139 |
unexpectedException(); |
140 |
} |
141 |
catch (InterruptedException ex) { |
142 |
unexpectedException(); |
143 |
} |
144 |
finally { |
145 |
try { |
146 |
Policy.setPolicy(savedPolicy); |
147 |
} catch (AccessControlException ok) { |
148 |
return; |
149 |
} |
150 |
} |
151 |
} |
152 |
|
153 |
/** |
154 |
* A submitted a privileged exception action runs to completion |
155 |
*/ |
156 |
public void testSubmitPrivilegedExceptionAction() { |
157 |
Policy savedPolicy = null; |
158 |
try { |
159 |
savedPolicy = Policy.getPolicy(); |
160 |
AdjustablePolicy policy = new AdjustablePolicy(); |
161 |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
162 |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
163 |
Policy.setPolicy(policy); |
164 |
} catch (AccessControlException ok) { |
165 |
return; |
166 |
} |
167 |
|
168 |
try { |
169 |
ExecutorService e = new DirectExecutorService(); |
170 |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
171 |
public Object run() { |
172 |
return TEST_STRING; |
173 |
}})); |
174 |
|
175 |
Object result = future.get(); |
176 |
assertSame(TEST_STRING, result); |
177 |
} |
178 |
catch (ExecutionException ex) { |
179 |
unexpectedException(); |
180 |
} |
181 |
catch (InterruptedException ex) { |
182 |
unexpectedException(); |
183 |
} |
184 |
finally { |
185 |
Policy.setPolicy(savedPolicy); |
186 |
} |
187 |
} |
188 |
|
189 |
/** |
190 |
* A submitted failed privileged exception action reports exception |
191 |
*/ |
192 |
public void testSubmitFailedPrivilegedExceptionAction() { |
193 |
Policy savedPolicy = null; |
194 |
try { |
195 |
savedPolicy = Policy.getPolicy(); |
196 |
AdjustablePolicy policy = new AdjustablePolicy(); |
197 |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
198 |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
199 |
Policy.setPolicy(policy); |
200 |
} catch (AccessControlException ok) { |
201 |
return; |
202 |
} |
203 |
|
204 |
|
205 |
try { |
206 |
ExecutorService e = new DirectExecutorService(); |
207 |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
208 |
public Object run() throws Exception { |
209 |
throw new IndexOutOfBoundsException(); |
210 |
}})); |
211 |
|
212 |
Object result = future.get(); |
213 |
shouldThrow(); |
214 |
} |
215 |
catch (ExecutionException success) { |
216 |
} |
217 |
catch (InterruptedException ex) { |
218 |
unexpectedException(); |
219 |
} |
220 |
finally { |
221 |
Policy.setPolicy(savedPolicy); |
222 |
} |
223 |
} |
224 |
|
225 |
/** |
226 |
* execute(null runnable) throws NPE |
227 |
*/ |
228 |
public void testExecuteNullRunnable() { |
229 |
try { |
230 |
ExecutorService e = new DirectExecutorService(); |
231 |
TrackedShortRunnable task = null; |
232 |
Future<?> future = e.submit(task); |
233 |
shouldThrow(); |
234 |
} |
235 |
catch (NullPointerException success) { |
236 |
} |
237 |
catch (Exception ex) { |
238 |
unexpectedException(); |
239 |
} |
240 |
} |
241 |
|
242 |
|
243 |
/** |
244 |
* submit(null callable) throws NPE |
245 |
*/ |
246 |
public void testSubmitNullCallable() { |
247 |
try { |
248 |
ExecutorService e = new DirectExecutorService(); |
249 |
StringTask t = null; |
250 |
Future<String> future = e.submit(t); |
251 |
shouldThrow(); |
252 |
} |
253 |
catch (NullPointerException success) { |
254 |
} |
255 |
catch (Exception ex) { |
256 |
unexpectedException(); |
257 |
} |
258 |
} |
259 |
|
260 |
/** |
261 |
* submit(runnable) throws RejectedExecutionException if |
262 |
* executor is saturated. |
263 |
*/ |
264 |
public void testExecute1() { |
265 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, 60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(1)); |
266 |
try { |
267 |
|
268 |
for (int i = 0; i < 5; ++i) { |
269 |
p.submit(new MediumRunnable()); |
270 |
} |
271 |
shouldThrow(); |
272 |
} catch (RejectedExecutionException success) {} |
273 |
joinPool(p); |
274 |
} |
275 |
|
276 |
/** |
277 |
* submit(callable) throws RejectedExecutionException |
278 |
* if executor is saturated. |
279 |
*/ |
280 |
public void testExecute2() { |
281 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, 60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(1)); |
282 |
try { |
283 |
for (int i = 0; i < 5; ++i) { |
284 |
p.submit(new SmallCallable()); |
285 |
} |
286 |
shouldThrow(); |
287 |
} catch (RejectedExecutionException e) {} |
288 |
joinPool(p); |
289 |
} |
290 |
|
291 |
|
292 |
/** |
293 |
* Blocking on submit(callable) throws InterruptedException if |
294 |
* caller interrupted. |
295 |
*/ |
296 |
public void testInterruptedSubmit() { |
297 |
final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10)); |
298 |
Thread t = new Thread(new Runnable() { |
299 |
public void run() { |
300 |
try { |
301 |
p.submit(new Callable<Object>() { |
302 |
public Object call() { |
303 |
try { |
304 |
Thread.sleep(MEDIUM_DELAY_MS); |
305 |
shouldThrow(); |
306 |
} catch (InterruptedException e) { |
307 |
} |
308 |
return null; |
309 |
} |
310 |
}).get(); |
311 |
} catch (InterruptedException success) { |
312 |
} catch (Exception e) { |
313 |
unexpectedException(); |
314 |
} |
315 |
|
316 |
} |
317 |
}); |
318 |
try { |
319 |
t.start(); |
320 |
Thread.sleep(SHORT_DELAY_MS); |
321 |
t.interrupt(); |
322 |
} catch (Exception e) { |
323 |
unexpectedException(); |
324 |
} |
325 |
joinPool(p); |
326 |
} |
327 |
|
328 |
/** |
329 |
* get of submitted callable throws Exception if callable |
330 |
* interrupted |
331 |
*/ |
332 |
public void testSubmitIE() { |
333 |
final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10)); |
334 |
|
335 |
final Callable c = new Callable() { |
336 |
public Object call() { |
337 |
try { |
338 |
p.submit(new SmallCallable()).get(); |
339 |
shouldThrow(); |
340 |
} catch (InterruptedException e) {} |
341 |
catch (RejectedExecutionException e2) {} |
342 |
catch (ExecutionException e3) {} |
343 |
return Boolean.TRUE; |
344 |
} |
345 |
}; |
346 |
|
347 |
|
348 |
|
349 |
Thread t = new Thread(new Runnable() { |
350 |
public void run() { |
351 |
try { |
352 |
c.call(); |
353 |
} catch (Exception e) {} |
354 |
} |
355 |
}); |
356 |
try { |
357 |
t.start(); |
358 |
Thread.sleep(SHORT_DELAY_MS); |
359 |
t.interrupt(); |
360 |
t.join(); |
361 |
} catch (InterruptedException e) { |
362 |
unexpectedException(); |
363 |
} |
364 |
|
365 |
joinPool(p); |
366 |
} |
367 |
|
368 |
/** |
369 |
* get of submit(callable) throws ExecutionException if callable |
370 |
* throws exception |
371 |
*/ |
372 |
public void testSubmitEE() { |
373 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(10)); |
374 |
|
375 |
try { |
376 |
Callable c = new Callable() { |
377 |
public Object call() { |
378 |
int i = 5/0; |
379 |
return Boolean.TRUE; |
380 |
} |
381 |
}; |
382 |
|
383 |
for (int i =0; i < 5; i++) { |
384 |
p.submit(c).get(); |
385 |
} |
386 |
|
387 |
shouldThrow(); |
388 |
} |
389 |
catch (ExecutionException success) { |
390 |
} catch (Exception e) { |
391 |
unexpectedException(); |
392 |
} |
393 |
joinPool(p); |
394 |
} |
395 |
|
396 |
/** |
397 |
* invokeAny(null) throws NPE |
398 |
*/ |
399 |
public void testInvokeAny1() { |
400 |
ExecutorService e = new DirectExecutorService(); |
401 |
try { |
402 |
e.invokeAny(null); |
403 |
} catch (NullPointerException success) { |
404 |
} catch (Exception ex) { |
405 |
unexpectedException(); |
406 |
} finally { |
407 |
joinPool(e); |
408 |
} |
409 |
} |
410 |
|
411 |
/** |
412 |
* invokeAny(empty collection) throws IAE |
413 |
*/ |
414 |
public void testInvokeAny2() { |
415 |
ExecutorService e = new DirectExecutorService(); |
416 |
try { |
417 |
e.invokeAny(new ArrayList<Callable<String>>()); |
418 |
} catch (IllegalArgumentException success) { |
419 |
} catch (Exception ex) { |
420 |
unexpectedException(); |
421 |
} finally { |
422 |
joinPool(e); |
423 |
} |
424 |
} |
425 |
|
426 |
/** |
427 |
* invokeAny(c) throws NPE if c has null elements |
428 |
*/ |
429 |
public void testInvokeAny3() { |
430 |
ExecutorService e = new DirectExecutorService(); |
431 |
try { |
432 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
433 |
l.add(new StringTask()); |
434 |
l.add(null); |
435 |
e.invokeAny(l); |
436 |
} catch (NullPointerException success) { |
437 |
} catch (Exception ex) { |
438 |
ex.printStackTrace(); |
439 |
unexpectedException(); |
440 |
} finally { |
441 |
joinPool(e); |
442 |
} |
443 |
} |
444 |
|
445 |
/** |
446 |
* invokeAny(c) throws ExecutionException if no task in c completes |
447 |
*/ |
448 |
public void testInvokeAny4() { |
449 |
ExecutorService e = new DirectExecutorService(); |
450 |
try { |
451 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
452 |
l.add(new NPETask()); |
453 |
e.invokeAny(l); |
454 |
} catch (ExecutionException success) { |
455 |
} catch (Exception ex) { |
456 |
unexpectedException(); |
457 |
} finally { |
458 |
joinPool(e); |
459 |
} |
460 |
} |
461 |
|
462 |
/** |
463 |
* invokeAny(c) returns result of some task in c if at least one completes |
464 |
*/ |
465 |
public void testInvokeAny5() { |
466 |
ExecutorService e = new DirectExecutorService(); |
467 |
try { |
468 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
469 |
l.add(new StringTask()); |
470 |
l.add(new StringTask()); |
471 |
String result = e.invokeAny(l); |
472 |
assertSame(TEST_STRING, result); |
473 |
} catch (ExecutionException success) { |
474 |
} catch (Exception ex) { |
475 |
unexpectedException(); |
476 |
} finally { |
477 |
joinPool(e); |
478 |
} |
479 |
} |
480 |
|
481 |
/** |
482 |
* invokeAll(null) throws NPE |
483 |
*/ |
484 |
public void testInvokeAll1() { |
485 |
ExecutorService e = new DirectExecutorService(); |
486 |
try { |
487 |
e.invokeAll(null); |
488 |
} catch (NullPointerException success) { |
489 |
} catch (Exception ex) { |
490 |
unexpectedException(); |
491 |
} finally { |
492 |
joinPool(e); |
493 |
} |
494 |
} |
495 |
|
496 |
/** |
497 |
* invokeAll(empty collection) returns empty collection |
498 |
*/ |
499 |
public void testInvokeAll2() { |
500 |
ExecutorService e = new DirectExecutorService(); |
501 |
try { |
502 |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
503 |
assertTrue(r.isEmpty()); |
504 |
} catch (Exception ex) { |
505 |
unexpectedException(); |
506 |
} finally { |
507 |
joinPool(e); |
508 |
} |
509 |
} |
510 |
|
511 |
/** |
512 |
* invokeAll(c) throws NPE if c has null elements |
513 |
*/ |
514 |
public void testInvokeAll3() { |
515 |
ExecutorService e = new DirectExecutorService(); |
516 |
try { |
517 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
518 |
l.add(new StringTask()); |
519 |
l.add(null); |
520 |
e.invokeAll(l); |
521 |
} catch (NullPointerException success) { |
522 |
} catch (Exception ex) { |
523 |
unexpectedException(); |
524 |
} finally { |
525 |
joinPool(e); |
526 |
} |
527 |
} |
528 |
|
529 |
/** |
530 |
* get of returned element of invokeAll(c) throws exception on failed task |
531 |
*/ |
532 |
public void testInvokeAll4() { |
533 |
ExecutorService e = new DirectExecutorService(); |
534 |
try { |
535 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
536 |
l.add(new NPETask()); |
537 |
List<Future<String>> result = e.invokeAll(l); |
538 |
assertEquals(1, result.size()); |
539 |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
540 |
it.next().get(); |
541 |
} catch (ExecutionException success) { |
542 |
} catch (Exception ex) { |
543 |
unexpectedException(); |
544 |
} finally { |
545 |
joinPool(e); |
546 |
} |
547 |
} |
548 |
|
549 |
/** |
550 |
* invokeAll(c) returns results of all completed tasks in c |
551 |
*/ |
552 |
public void testInvokeAll5() { |
553 |
ExecutorService e = new DirectExecutorService(); |
554 |
try { |
555 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
556 |
l.add(new StringTask()); |
557 |
l.add(new StringTask()); |
558 |
List<Future<String>> result = e.invokeAll(l); |
559 |
assertEquals(2, result.size()); |
560 |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
561 |
assertSame(TEST_STRING, it.next().get()); |
562 |
} catch (ExecutionException success) { |
563 |
} catch (Exception ex) { |
564 |
unexpectedException(); |
565 |
} finally { |
566 |
joinPool(e); |
567 |
} |
568 |
} |
569 |
|
570 |
|
571 |
/** |
572 |
* timed invokeAny(null) throws NPE |
573 |
*/ |
574 |
public void testTimedInvokeAny1() { |
575 |
ExecutorService e = new DirectExecutorService(); |
576 |
try { |
577 |
e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
578 |
} catch (NullPointerException success) { |
579 |
} catch (Exception ex) { |
580 |
unexpectedException(); |
581 |
} finally { |
582 |
joinPool(e); |
583 |
} |
584 |
} |
585 |
|
586 |
/** |
587 |
* timed invokeAny(null time unit) throws NPE |
588 |
*/ |
589 |
public void testTimedInvokeAnyNullTimeUnit() { |
590 |
ExecutorService e = new DirectExecutorService(); |
591 |
try { |
592 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
593 |
l.add(new StringTask()); |
594 |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
595 |
} catch (NullPointerException success) { |
596 |
} catch (Exception ex) { |
597 |
unexpectedException(); |
598 |
} finally { |
599 |
joinPool(e); |
600 |
} |
601 |
} |
602 |
|
603 |
/** |
604 |
* timed invokeAny(empty collection) throws IAE |
605 |
*/ |
606 |
public void testTimedInvokeAny2() { |
607 |
ExecutorService e = new DirectExecutorService(); |
608 |
try { |
609 |
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
610 |
} catch (IllegalArgumentException success) { |
611 |
} catch (Exception ex) { |
612 |
unexpectedException(); |
613 |
} finally { |
614 |
joinPool(e); |
615 |
} |
616 |
} |
617 |
|
618 |
/** |
619 |
* timed invokeAny(c) throws NPE if c has null elements |
620 |
*/ |
621 |
public void testTimedInvokeAny3() { |
622 |
ExecutorService e = new DirectExecutorService(); |
623 |
try { |
624 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
625 |
l.add(new StringTask()); |
626 |
l.add(null); |
627 |
e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
628 |
} catch (NullPointerException success) { |
629 |
} catch (Exception ex) { |
630 |
ex.printStackTrace(); |
631 |
unexpectedException(); |
632 |
} finally { |
633 |
joinPool(e); |
634 |
} |
635 |
} |
636 |
|
637 |
/** |
638 |
* timed invokeAny(c) throws ExecutionException if no task completes |
639 |
*/ |
640 |
public void testTimedInvokeAny4() { |
641 |
ExecutorService e = new DirectExecutorService(); |
642 |
try { |
643 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
644 |
l.add(new NPETask()); |
645 |
e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
646 |
} catch (ExecutionException success) { |
647 |
} catch (Exception ex) { |
648 |
unexpectedException(); |
649 |
} finally { |
650 |
joinPool(e); |
651 |
} |
652 |
} |
653 |
|
654 |
/** |
655 |
* timed invokeAny(c) returns result of some task in c |
656 |
*/ |
657 |
public void testTimedInvokeAny5() { |
658 |
ExecutorService e = new DirectExecutorService(); |
659 |
try { |
660 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
661 |
l.add(new StringTask()); |
662 |
l.add(new StringTask()); |
663 |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
664 |
assertSame(TEST_STRING, result); |
665 |
} catch (ExecutionException success) { |
666 |
} catch (Exception ex) { |
667 |
unexpectedException(); |
668 |
} finally { |
669 |
joinPool(e); |
670 |
} |
671 |
} |
672 |
|
673 |
/** |
674 |
* timed invokeAll(null) throws NPE |
675 |
*/ |
676 |
public void testTimedInvokeAll1() { |
677 |
ExecutorService e = new DirectExecutorService(); |
678 |
try { |
679 |
e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
680 |
} catch (NullPointerException success) { |
681 |
} catch (Exception ex) { |
682 |
unexpectedException(); |
683 |
} finally { |
684 |
joinPool(e); |
685 |
} |
686 |
} |
687 |
|
688 |
/** |
689 |
* timed invokeAll(null time unit) throws NPE |
690 |
*/ |
691 |
public void testTimedInvokeAllNullTimeUnit() { |
692 |
ExecutorService e = new DirectExecutorService(); |
693 |
try { |
694 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
695 |
l.add(new StringTask()); |
696 |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
697 |
} catch (NullPointerException success) { |
698 |
} catch (Exception ex) { |
699 |
unexpectedException(); |
700 |
} finally { |
701 |
joinPool(e); |
702 |
} |
703 |
} |
704 |
|
705 |
/** |
706 |
* timed invokeAll(empty collection) returns empty collection |
707 |
*/ |
708 |
public void testTimedInvokeAll2() { |
709 |
ExecutorService e = new DirectExecutorService(); |
710 |
try { |
711 |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
712 |
assertTrue(r.isEmpty()); |
713 |
} catch (Exception ex) { |
714 |
unexpectedException(); |
715 |
} finally { |
716 |
joinPool(e); |
717 |
} |
718 |
} |
719 |
|
720 |
/** |
721 |
* timed invokeAll(c) throws NPE if c has null elements |
722 |
*/ |
723 |
public void testTimedInvokeAll3() { |
724 |
ExecutorService e = new DirectExecutorService(); |
725 |
try { |
726 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
727 |
l.add(new StringTask()); |
728 |
l.add(null); |
729 |
e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
730 |
} catch (NullPointerException success) { |
731 |
} catch (Exception ex) { |
732 |
unexpectedException(); |
733 |
} finally { |
734 |
joinPool(e); |
735 |
} |
736 |
} |
737 |
|
738 |
/** |
739 |
* get of returned element of invokeAll(c) throws exception on failed task |
740 |
*/ |
741 |
public void testTimedInvokeAll4() { |
742 |
ExecutorService e = new DirectExecutorService(); |
743 |
try { |
744 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
745 |
l.add(new NPETask()); |
746 |
List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
747 |
assertEquals(1, result.size()); |
748 |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
749 |
it.next().get(); |
750 |
} catch (ExecutionException success) { |
751 |
} catch (Exception ex) { |
752 |
unexpectedException(); |
753 |
} finally { |
754 |
joinPool(e); |
755 |
} |
756 |
} |
757 |
|
758 |
/** |
759 |
* timed invokeAll(c) returns results of all completed tasks in c |
760 |
*/ |
761 |
public void testTimedInvokeAll5() { |
762 |
ExecutorService e = new DirectExecutorService(); |
763 |
try { |
764 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
765 |
l.add(new StringTask()); |
766 |
l.add(new StringTask()); |
767 |
List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
768 |
assertEquals(2, result.size()); |
769 |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
770 |
assertSame(TEST_STRING, it.next().get()); |
771 |
} catch (ExecutionException success) { |
772 |
} catch (Exception ex) { |
773 |
unexpectedException(); |
774 |
} finally { |
775 |
joinPool(e); |
776 |
} |
777 |
} |
778 |
|
779 |
/** |
780 |
* timed invokeAll cancels tasks not completed by timeout |
781 |
*/ |
782 |
public void testTimedInvokeAll6() { |
783 |
ExecutorService e = new DirectExecutorService(); |
784 |
try { |
785 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
786 |
l.add(new StringTask()); |
787 |
l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING)); |
788 |
l.add(new StringTask()); |
789 |
List<Future<String>> result = e.invokeAll(l, SMALL_DELAY_MS, TimeUnit.MILLISECONDS); |
790 |
assertEquals(3, result.size()); |
791 |
Iterator<Future<String>> it = result.iterator(); |
792 |
Future<String> f1 = it.next(); |
793 |
Future<String> f2 = it.next(); |
794 |
Future<String> f3 = it.next(); |
795 |
assertTrue(f1.isDone()); |
796 |
assertFalse(f1.isCancelled()); |
797 |
assertTrue(f2.isDone()); |
798 |
assertTrue(f3.isDone()); |
799 |
assertTrue(f3.isCancelled()); |
800 |
} catch (Exception ex) { |
801 |
unexpectedException(); |
802 |
} finally { |
803 |
joinPool(e); |
804 |
} |
805 |
} |
806 |
|
807 |
} |