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 |
import java.util.concurrent.*; |
10 |
import junit.framework.*; |
11 |
import java.util.*; |
12 |
|
13 |
public class ThreadPoolExecutorTest extends JSR166TestCase { |
14 |
public static void main(String[] args) { |
15 |
junit.textui.TestRunner.run (suite()); |
16 |
} |
17 |
public static Test suite() { |
18 |
return new TestSuite(ThreadPoolExecutorTest.class); |
19 |
} |
20 |
|
21 |
static class ExtendedTPE extends ThreadPoolExecutor { |
22 |
volatile boolean beforeCalled = false; |
23 |
volatile boolean afterCalled = false; |
24 |
volatile boolean terminatedCalled = false; |
25 |
public ExtendedTPE() { |
26 |
super(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new SynchronousQueue<Runnable>()); |
27 |
} |
28 |
protected void beforeExecute(Thread t, Runnable r) { |
29 |
beforeCalled = true; |
30 |
} |
31 |
protected void afterExecute(Runnable r, Throwable t) { |
32 |
afterCalled = true; |
33 |
} |
34 |
protected void terminated() { |
35 |
terminatedCalled = true; |
36 |
} |
37 |
} |
38 |
|
39 |
/** |
40 |
* execute successfully executes a runnable |
41 |
*/ |
42 |
public void testExecute() { |
43 |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
44 |
try { |
45 |
p1.execute(new Runnable() { |
46 |
public void run() { |
47 |
try { |
48 |
Thread.sleep(SHORT_DELAY_MS); |
49 |
} catch(InterruptedException e){ |
50 |
threadUnexpectedException(); |
51 |
} |
52 |
} |
53 |
}); |
54 |
Thread.sleep(SMALL_DELAY_MS); |
55 |
} catch(InterruptedException e){ |
56 |
unexpectedException(); |
57 |
} |
58 |
joinPool(p1); |
59 |
} |
60 |
|
61 |
/** |
62 |
* getActiveCount increases but doesn't overestimate, when a |
63 |
* thread becomes active |
64 |
*/ |
65 |
public void testGetActiveCount() { |
66 |
ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
67 |
assertEquals(0, p2.getActiveCount()); |
68 |
p2.execute(new MediumRunnable()); |
69 |
try { |
70 |
Thread.sleep(SHORT_DELAY_MS); |
71 |
} catch(Exception e){ |
72 |
unexpectedException(); |
73 |
} |
74 |
assertEquals(1, p2.getActiveCount()); |
75 |
joinPool(p2); |
76 |
} |
77 |
|
78 |
/** |
79 |
* prestartCoreThread starts a thread if under corePoolSize, else doesn't |
80 |
*/ |
81 |
public void testPrestartCoreThread() { |
82 |
ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
83 |
assertEquals(0, p2.getPoolSize()); |
84 |
assertTrue(p2.prestartCoreThread()); |
85 |
assertEquals(1, p2.getPoolSize()); |
86 |
assertTrue(p2.prestartCoreThread()); |
87 |
assertEquals(2, p2.getPoolSize()); |
88 |
assertFalse(p2.prestartCoreThread()); |
89 |
assertEquals(2, p2.getPoolSize()); |
90 |
joinPool(p2); |
91 |
} |
92 |
|
93 |
/** |
94 |
* prestartAllCoreThreads starts all corePoolSize threads |
95 |
*/ |
96 |
public void testPrestartAllCoreThreads() { |
97 |
ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
98 |
assertEquals(0, p2.getPoolSize()); |
99 |
p2.prestartAllCoreThreads(); |
100 |
assertEquals(2, p2.getPoolSize()); |
101 |
p2.prestartAllCoreThreads(); |
102 |
assertEquals(2, p2.getPoolSize()); |
103 |
joinPool(p2); |
104 |
} |
105 |
|
106 |
/** |
107 |
* getCompletedTaskCount increases, but doesn't overestimate, |
108 |
* when tasks complete |
109 |
*/ |
110 |
public void testGetCompletedTaskCount() { |
111 |
ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
112 |
assertEquals(0, p2.getCompletedTaskCount()); |
113 |
p2.execute(new ShortRunnable()); |
114 |
try { |
115 |
Thread.sleep(SMALL_DELAY_MS); |
116 |
} catch(Exception e){ |
117 |
unexpectedException(); |
118 |
} |
119 |
assertEquals(1, p2.getCompletedTaskCount()); |
120 |
p2.shutdown(); |
121 |
joinPool(p2); |
122 |
} |
123 |
|
124 |
/** |
125 |
* getCorePoolSize returns size given in constructor if not otherwise set |
126 |
*/ |
127 |
public void testGetCorePoolSize() { |
128 |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
129 |
assertEquals(1, p1.getCorePoolSize()); |
130 |
joinPool(p1); |
131 |
} |
132 |
|
133 |
/** |
134 |
* getKeepAliveTime returns value given in constructor if not otherwise set |
135 |
*/ |
136 |
public void testGetKeepAliveTime() { |
137 |
ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, 1000, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
138 |
assertEquals(1, p2.getKeepAliveTime(TimeUnit.SECONDS)); |
139 |
joinPool(p2); |
140 |
} |
141 |
|
142 |
|
143 |
/** |
144 |
* getThreadFactory returns factory in constructor if not set |
145 |
*/ |
146 |
public void testGetThreadFactory() { |
147 |
ThreadFactory tf = new SimpleThreadFactory(); |
148 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), tf, new NoOpREHandler()); |
149 |
assertSame(tf, p.getThreadFactory()); |
150 |
p.shutdown(); |
151 |
joinPool(p); |
152 |
} |
153 |
|
154 |
/** |
155 |
* setThreadFactory sets the thread factory returned by getThreadFactory |
156 |
*/ |
157 |
public void testSetThreadFactory() { |
158 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
159 |
ThreadFactory tf = new SimpleThreadFactory(); |
160 |
p.setThreadFactory(tf); |
161 |
assertSame(tf, p.getThreadFactory()); |
162 |
p.shutdown(); |
163 |
joinPool(p); |
164 |
} |
165 |
|
166 |
|
167 |
/** |
168 |
* setThreadFactory(null) throws NPE |
169 |
*/ |
170 |
public void testSetThreadFactoryNull() { |
171 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
172 |
try { |
173 |
p.setThreadFactory(null); |
174 |
shouldThrow(); |
175 |
} catch (NullPointerException success) { |
176 |
} finally { |
177 |
joinPool(p); |
178 |
} |
179 |
} |
180 |
|
181 |
/** |
182 |
* getRejectedExecutionHandler returns handler in constructor if not set |
183 |
*/ |
184 |
public void testGetRejectedExecutionHandler() { |
185 |
RejectedExecutionHandler h = new NoOpREHandler(); |
186 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), h); |
187 |
assertSame(h, p.getRejectedExecutionHandler()); |
188 |
p.shutdown(); |
189 |
joinPool(p); |
190 |
} |
191 |
|
192 |
/** |
193 |
* setRejectedExecutionHandler sets the handler returned by |
194 |
* getRejectedExecutionHandler |
195 |
*/ |
196 |
public void testSetRejectedExecutionHandler() { |
197 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
198 |
RejectedExecutionHandler h = new NoOpREHandler(); |
199 |
p.setRejectedExecutionHandler(h); |
200 |
assertSame(h, p.getRejectedExecutionHandler()); |
201 |
p.shutdown(); |
202 |
joinPool(p); |
203 |
} |
204 |
|
205 |
|
206 |
/** |
207 |
* setRejectedExecutionHandler(null) throws NPE |
208 |
*/ |
209 |
public void testSetRejectedExecutionHandlerNull() { |
210 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
211 |
try { |
212 |
p.setRejectedExecutionHandler(null); |
213 |
shouldThrow(); |
214 |
} catch (NullPointerException success) { |
215 |
} finally { |
216 |
joinPool(p); |
217 |
} |
218 |
} |
219 |
|
220 |
|
221 |
/** |
222 |
* getLargestPoolSize increases, but doesn't overestimate, when |
223 |
* multiple threads active |
224 |
*/ |
225 |
public void testGetLargestPoolSize() { |
226 |
ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
227 |
try { |
228 |
assertEquals(0, p2.getLargestPoolSize()); |
229 |
p2.execute(new MediumRunnable()); |
230 |
p2.execute(new MediumRunnable()); |
231 |
Thread.sleep(SHORT_DELAY_MS); |
232 |
assertEquals(2, p2.getLargestPoolSize()); |
233 |
} catch(Exception e){ |
234 |
unexpectedException(); |
235 |
} |
236 |
joinPool(p2); |
237 |
} |
238 |
|
239 |
/** |
240 |
* getMaximumPoolSize returns value given in constructor if not |
241 |
* otherwise set |
242 |
*/ |
243 |
public void testGetMaximumPoolSize() { |
244 |
ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
245 |
assertEquals(2, p2.getMaximumPoolSize()); |
246 |
joinPool(p2); |
247 |
} |
248 |
|
249 |
/** |
250 |
* getPoolSize increases, but doesn't overestimate, when threads |
251 |
* become active |
252 |
*/ |
253 |
public void testGetPoolSize() { |
254 |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
255 |
assertEquals(0, p1.getPoolSize()); |
256 |
p1.execute(new MediumRunnable()); |
257 |
assertEquals(1, p1.getPoolSize()); |
258 |
joinPool(p1); |
259 |
} |
260 |
|
261 |
/** |
262 |
* getTaskCount increases, but doesn't overestimate, when tasks submitted |
263 |
*/ |
264 |
public void testGetTaskCount() { |
265 |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
266 |
try { |
267 |
assertEquals(0, p1.getTaskCount()); |
268 |
p1.execute(new MediumRunnable()); |
269 |
Thread.sleep(SHORT_DELAY_MS); |
270 |
assertEquals(1, p1.getTaskCount()); |
271 |
} catch(Exception e){ |
272 |
unexpectedException(); |
273 |
} |
274 |
joinPool(p1); |
275 |
} |
276 |
|
277 |
/** |
278 |
* isShutDown is false before shutdown, true after |
279 |
*/ |
280 |
public void testIsShutdown() { |
281 |
|
282 |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
283 |
assertFalse(p1.isShutdown()); |
284 |
p1.shutdown(); |
285 |
assertTrue(p1.isShutdown()); |
286 |
joinPool(p1); |
287 |
} |
288 |
|
289 |
|
290 |
/** |
291 |
* isTerminated is false before termination, true after |
292 |
*/ |
293 |
public void testIsTerminated() { |
294 |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
295 |
assertFalse(p1.isTerminated()); |
296 |
try { |
297 |
p1.execute(new MediumRunnable()); |
298 |
} finally { |
299 |
p1.shutdown(); |
300 |
} |
301 |
try { |
302 |
assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS)); |
303 |
assertTrue(p1.isTerminated()); |
304 |
} catch(Exception e){ |
305 |
unexpectedException(); |
306 |
} |
307 |
} |
308 |
|
309 |
/** |
310 |
* isTerminating is not true when running or when terminated |
311 |
*/ |
312 |
public void testIsTerminating() { |
313 |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
314 |
assertFalse(p1.isTerminating()); |
315 |
try { |
316 |
p1.execute(new SmallRunnable()); |
317 |
assertFalse(p1.isTerminating()); |
318 |
} finally { |
319 |
p1.shutdown(); |
320 |
} |
321 |
try { |
322 |
assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS)); |
323 |
assertTrue(p1.isTerminated()); |
324 |
assertFalse(p1.isTerminating()); |
325 |
} catch(Exception e){ |
326 |
unexpectedException(); |
327 |
} |
328 |
} |
329 |
|
330 |
/** |
331 |
* getQueue returns the work queue, which contains queued tasks |
332 |
*/ |
333 |
public void testGetQueue() { |
334 |
BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
335 |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q); |
336 |
FutureTask[] tasks = new FutureTask[5]; |
337 |
for(int i = 0; i < 5; i++){ |
338 |
tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE); |
339 |
p1.execute(tasks[i]); |
340 |
} |
341 |
try { |
342 |
Thread.sleep(SHORT_DELAY_MS); |
343 |
BlockingQueue<Runnable> wq = p1.getQueue(); |
344 |
assertSame(q, wq); |
345 |
assertFalse(wq.contains(tasks[0])); |
346 |
assertTrue(wq.contains(tasks[4])); |
347 |
p1.shutdownNow(); |
348 |
} catch(Exception e) { |
349 |
unexpectedException(); |
350 |
} finally { |
351 |
joinPool(p1); |
352 |
} |
353 |
} |
354 |
|
355 |
/** |
356 |
* remove(task) removes queued task, and fails to remove active task |
357 |
*/ |
358 |
public void testRemove() { |
359 |
BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
360 |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q); |
361 |
FutureTask[] tasks = new FutureTask[5]; |
362 |
for(int i = 0; i < 5; i++){ |
363 |
tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE); |
364 |
p1.execute(tasks[i]); |
365 |
} |
366 |
try { |
367 |
Thread.sleep(SHORT_DELAY_MS); |
368 |
assertFalse(p1.remove(tasks[0])); |
369 |
assertTrue(q.contains(tasks[4])); |
370 |
assertTrue(q.contains(tasks[3])); |
371 |
assertTrue(p1.remove(tasks[4])); |
372 |
assertFalse(p1.remove(tasks[4])); |
373 |
assertFalse(q.contains(tasks[4])); |
374 |
assertTrue(q.contains(tasks[3])); |
375 |
assertTrue(p1.remove(tasks[3])); |
376 |
assertFalse(q.contains(tasks[3])); |
377 |
p1.shutdownNow(); |
378 |
} catch(Exception e) { |
379 |
unexpectedException(); |
380 |
} finally { |
381 |
joinPool(p1); |
382 |
} |
383 |
} |
384 |
|
385 |
/** |
386 |
* purge removes cancelled tasks from the queue |
387 |
*/ |
388 |
public void testPurge() { |
389 |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
390 |
FutureTask[] tasks = new FutureTask[5]; |
391 |
for(int i = 0; i < 5; i++){ |
392 |
tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE); |
393 |
p1.execute(tasks[i]); |
394 |
} |
395 |
tasks[4].cancel(true); |
396 |
tasks[3].cancel(true); |
397 |
p1.purge(); |
398 |
long count = p1.getTaskCount(); |
399 |
assertTrue(count >= 2 && count < 5); |
400 |
p1.shutdownNow(); |
401 |
joinPool(p1); |
402 |
} |
403 |
|
404 |
/** |
405 |
* shutDownNow returns a list containing tasks that were not run |
406 |
*/ |
407 |
public void testShutDownNow() { |
408 |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
409 |
List l; |
410 |
try { |
411 |
for(int i = 0; i < 5; i++) |
412 |
p1.execute(new MediumPossiblyInterruptedRunnable()); |
413 |
} |
414 |
finally { |
415 |
l = p1.shutdownNow(); |
416 |
} |
417 |
assertTrue(p1.isShutdown()); |
418 |
assertTrue(l.size() <= 4); |
419 |
} |
420 |
|
421 |
// Exception Tests |
422 |
|
423 |
|
424 |
/** |
425 |
* Constructor throws if corePoolSize argument is less than zero |
426 |
*/ |
427 |
public void testConstructor1() { |
428 |
try { |
429 |
new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
430 |
shouldThrow(); |
431 |
} |
432 |
catch (IllegalArgumentException success){} |
433 |
} |
434 |
|
435 |
/** |
436 |
* Constructor throws if maximumPoolSize is less than zero |
437 |
*/ |
438 |
public void testConstructor2() { |
439 |
try { |
440 |
new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
441 |
shouldThrow(); |
442 |
} |
443 |
catch (IllegalArgumentException success){} |
444 |
} |
445 |
|
446 |
/** |
447 |
* Constructor throws if maximumPoolSize is equal to zero |
448 |
*/ |
449 |
public void testConstructor3() { |
450 |
try { |
451 |
new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
452 |
shouldThrow(); |
453 |
} |
454 |
catch (IllegalArgumentException success){} |
455 |
} |
456 |
|
457 |
/** |
458 |
* Constructor throws if keepAliveTime is less than zero |
459 |
*/ |
460 |
public void testConstructor4() { |
461 |
try { |
462 |
new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
463 |
shouldThrow(); |
464 |
} |
465 |
catch (IllegalArgumentException success){} |
466 |
} |
467 |
|
468 |
/** |
469 |
* Constructor throws if corePoolSize is greater than the maximumPoolSize |
470 |
*/ |
471 |
public void testConstructor5() { |
472 |
try { |
473 |
new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
474 |
shouldThrow(); |
475 |
} |
476 |
catch (IllegalArgumentException success){} |
477 |
} |
478 |
|
479 |
/** |
480 |
* Constructor throws if workQueue is set to null |
481 |
*/ |
482 |
public void testConstructorNullPointerException() { |
483 |
try { |
484 |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null); |
485 |
shouldThrow(); |
486 |
} |
487 |
catch (NullPointerException success){} |
488 |
} |
489 |
|
490 |
|
491 |
|
492 |
/** |
493 |
* Constructor throws if corePoolSize argument is less than zero |
494 |
*/ |
495 |
public void testConstructor6() { |
496 |
try { |
497 |
new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
498 |
shouldThrow(); |
499 |
} catch (IllegalArgumentException success){} |
500 |
} |
501 |
|
502 |
/** |
503 |
* Constructor throws if maximumPoolSize is less than zero |
504 |
*/ |
505 |
public void testConstructor7() { |
506 |
try { |
507 |
new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
508 |
shouldThrow(); |
509 |
} |
510 |
catch (IllegalArgumentException success){} |
511 |
} |
512 |
|
513 |
/** |
514 |
* Constructor throws if maximumPoolSize is equal to zero |
515 |
*/ |
516 |
public void testConstructor8() { |
517 |
try { |
518 |
new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
519 |
shouldThrow(); |
520 |
} |
521 |
catch (IllegalArgumentException success){} |
522 |
} |
523 |
|
524 |
/** |
525 |
* Constructor throws if keepAliveTime is less than zero |
526 |
*/ |
527 |
public void testConstructor9() { |
528 |
try { |
529 |
new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
530 |
shouldThrow(); |
531 |
} |
532 |
catch (IllegalArgumentException success){} |
533 |
} |
534 |
|
535 |
/** |
536 |
* Constructor throws if corePoolSize is greater than the maximumPoolSize |
537 |
*/ |
538 |
public void testConstructor10() { |
539 |
try { |
540 |
new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
541 |
shouldThrow(); |
542 |
} |
543 |
catch (IllegalArgumentException success){} |
544 |
} |
545 |
|
546 |
/** |
547 |
* Constructor throws if workQueue is set to null |
548 |
*/ |
549 |
public void testConstructorNullPointerException2() { |
550 |
try { |
551 |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory()); |
552 |
shouldThrow(); |
553 |
} |
554 |
catch (NullPointerException success){} |
555 |
} |
556 |
|
557 |
/** |
558 |
* Constructor throws if threadFactory is set to null |
559 |
*/ |
560 |
public void testConstructorNullPointerException3() { |
561 |
try { |
562 |
ThreadFactory f = null; |
563 |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f); |
564 |
shouldThrow(); |
565 |
} |
566 |
catch (NullPointerException success){} |
567 |
} |
568 |
|
569 |
|
570 |
/** |
571 |
* Constructor throws if corePoolSize argument is less than zero |
572 |
*/ |
573 |
public void testConstructor11() { |
574 |
try { |
575 |
new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
576 |
shouldThrow(); |
577 |
} |
578 |
catch (IllegalArgumentException success){} |
579 |
} |
580 |
|
581 |
/** |
582 |
* Constructor throws if maximumPoolSize is less than zero |
583 |
*/ |
584 |
public void testConstructor12() { |
585 |
try { |
586 |
new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
587 |
shouldThrow(); |
588 |
} |
589 |
catch (IllegalArgumentException success){} |
590 |
} |
591 |
|
592 |
/** |
593 |
* Constructor throws if maximumPoolSize is equal to zero |
594 |
*/ |
595 |
public void testConstructor13() { |
596 |
try { |
597 |
new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
598 |
shouldThrow(); |
599 |
} |
600 |
catch (IllegalArgumentException success){} |
601 |
} |
602 |
|
603 |
/** |
604 |
* Constructor throws if keepAliveTime is less than zero |
605 |
*/ |
606 |
public void testConstructor14() { |
607 |
try { |
608 |
new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
609 |
shouldThrow(); |
610 |
} |
611 |
catch (IllegalArgumentException success){} |
612 |
} |
613 |
|
614 |
/** |
615 |
* Constructor throws if corePoolSize is greater than the maximumPoolSize |
616 |
*/ |
617 |
public void testConstructor15() { |
618 |
try { |
619 |
new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
620 |
shouldThrow(); |
621 |
} |
622 |
catch (IllegalArgumentException success){} |
623 |
} |
624 |
|
625 |
/** |
626 |
* Constructor throws if workQueue is set to null |
627 |
*/ |
628 |
public void testConstructorNullPointerException4() { |
629 |
try { |
630 |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new NoOpREHandler()); |
631 |
shouldThrow(); |
632 |
} |
633 |
catch (NullPointerException success){} |
634 |
} |
635 |
|
636 |
/** |
637 |
* Constructor throws if handler is set to null |
638 |
*/ |
639 |
public void testConstructorNullPointerException5() { |
640 |
try { |
641 |
RejectedExecutionHandler r = null; |
642 |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r); |
643 |
shouldThrow(); |
644 |
} |
645 |
catch (NullPointerException success){} |
646 |
} |
647 |
|
648 |
|
649 |
/** |
650 |
* Constructor throws if corePoolSize argument is less than zero |
651 |
*/ |
652 |
public void testConstructor16() { |
653 |
try { |
654 |
new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
655 |
shouldThrow(); |
656 |
} |
657 |
catch (IllegalArgumentException success){} |
658 |
} |
659 |
|
660 |
/** |
661 |
* Constructor throws if maximumPoolSize is less than zero |
662 |
*/ |
663 |
public void testConstructor17() { |
664 |
try { |
665 |
new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
666 |
shouldThrow(); |
667 |
} |
668 |
catch (IllegalArgumentException success){} |
669 |
} |
670 |
|
671 |
/** |
672 |
* Constructor throws if maximumPoolSize is equal to zero |
673 |
*/ |
674 |
public void testConstructor18() { |
675 |
try { |
676 |
new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
677 |
shouldThrow(); |
678 |
} |
679 |
catch (IllegalArgumentException success){} |
680 |
} |
681 |
|
682 |
/** |
683 |
* Constructor throws if keepAliveTime is less than zero |
684 |
*/ |
685 |
public void testConstructor19() { |
686 |
try { |
687 |
new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
688 |
shouldThrow(); |
689 |
} |
690 |
catch (IllegalArgumentException success){} |
691 |
} |
692 |
|
693 |
/** |
694 |
* Constructor throws if corePoolSize is greater than the maximumPoolSize |
695 |
*/ |
696 |
public void testConstructor20() { |
697 |
try { |
698 |
new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
699 |
shouldThrow(); |
700 |
} |
701 |
catch (IllegalArgumentException success){} |
702 |
} |
703 |
|
704 |
/** |
705 |
* Constructor throws if workQueue is set to null |
706 |
*/ |
707 |
public void testConstructorNullPointerException6() { |
708 |
try { |
709 |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler()); |
710 |
shouldThrow(); |
711 |
} |
712 |
catch (NullPointerException success){} |
713 |
} |
714 |
|
715 |
/** |
716 |
* Constructor throws if handler is set to null |
717 |
*/ |
718 |
public void testConstructorNullPointerException7() { |
719 |
try { |
720 |
RejectedExecutionHandler r = null; |
721 |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r); |
722 |
shouldThrow(); |
723 |
} |
724 |
catch (NullPointerException success){} |
725 |
} |
726 |
|
727 |
/** |
728 |
* Constructor throws if ThreadFactory is set top null |
729 |
*/ |
730 |
public void testConstructorNullPointerException8() { |
731 |
try { |
732 |
ThreadFactory f = null; |
733 |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new NoOpREHandler()); |
734 |
shouldThrow(); |
735 |
} |
736 |
catch (NullPointerException successdn8){} |
737 |
} |
738 |
|
739 |
|
740 |
/** |
741 |
* execute throws RejectedExecutionException |
742 |
* if saturated. |
743 |
*/ |
744 |
public void testSaturatedExecute() { |
745 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1)); |
746 |
try { |
747 |
|
748 |
for(int i = 0; i < 5; ++i){ |
749 |
p.execute(new MediumRunnable()); |
750 |
} |
751 |
shouldThrow(); |
752 |
} catch(RejectedExecutionException success){} |
753 |
joinPool(p); |
754 |
} |
755 |
|
756 |
/** |
757 |
* executor using CallerRunsPolicy runs task if saturated. |
758 |
*/ |
759 |
public void testSaturatedExecute2() { |
760 |
RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy(); |
761 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
762 |
try { |
763 |
|
764 |
TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
765 |
for(int i = 0; i < 5; ++i){ |
766 |
tasks[i] = new TrackedNoOpRunnable(); |
767 |
} |
768 |
TrackedLongRunnable mr = new TrackedLongRunnable(); |
769 |
p.execute(mr); |
770 |
for(int i = 0; i < 5; ++i){ |
771 |
p.execute(tasks[i]); |
772 |
} |
773 |
for(int i = 1; i < 5; ++i) { |
774 |
assertTrue(tasks[i].done); |
775 |
} |
776 |
p.shutdownNow(); |
777 |
} catch(RejectedExecutionException ex){ |
778 |
unexpectedException(); |
779 |
} finally { |
780 |
joinPool(p); |
781 |
} |
782 |
} |
783 |
|
784 |
/** |
785 |
* executor using DiscardPolicy drops task if saturated. |
786 |
*/ |
787 |
public void testSaturatedExecute3() { |
788 |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy(); |
789 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
790 |
try { |
791 |
|
792 |
TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
793 |
for(int i = 0; i < 5; ++i){ |
794 |
tasks[i] = new TrackedNoOpRunnable(); |
795 |
} |
796 |
p.execute(new TrackedLongRunnable()); |
797 |
for(int i = 0; i < 5; ++i){ |
798 |
p.execute(tasks[i]); |
799 |
} |
800 |
for(int i = 0; i < 5; ++i){ |
801 |
assertFalse(tasks[i].done); |
802 |
} |
803 |
p.shutdownNow(); |
804 |
} catch(RejectedExecutionException ex){ |
805 |
unexpectedException(); |
806 |
} finally { |
807 |
joinPool(p); |
808 |
} |
809 |
} |
810 |
|
811 |
/** |
812 |
* executor using DiscardOldestPolicy drops oldest task if saturated. |
813 |
*/ |
814 |
public void testSaturatedExecute4() { |
815 |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy(); |
816 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
817 |
try { |
818 |
p.execute(new TrackedLongRunnable()); |
819 |
TrackedLongRunnable r2 = new TrackedLongRunnable(); |
820 |
p.execute(r2); |
821 |
assertTrue(p.getQueue().contains(r2)); |
822 |
TrackedNoOpRunnable r3 = new TrackedNoOpRunnable(); |
823 |
p.execute(r3); |
824 |
assertFalse(p.getQueue().contains(r2)); |
825 |
assertTrue(p.getQueue().contains(r3)); |
826 |
p.shutdownNow(); |
827 |
} catch(RejectedExecutionException ex){ |
828 |
unexpectedException(); |
829 |
} finally { |
830 |
joinPool(p); |
831 |
} |
832 |
} |
833 |
|
834 |
/** |
835 |
* execute throws RejectedExecutionException if shutdown |
836 |
*/ |
837 |
public void testRejectedExecutionExceptionOnShutdown() { |
838 |
ThreadPoolExecutor tpe = |
839 |
new ThreadPoolExecutor(1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(1)); |
840 |
tpe.shutdown(); |
841 |
try { |
842 |
tpe.execute(new NoOpRunnable()); |
843 |
shouldThrow(); |
844 |
} catch(RejectedExecutionException success){} |
845 |
|
846 |
joinPool(tpe); |
847 |
} |
848 |
|
849 |
/** |
850 |
* execute using CallerRunsPolicy drops task on shutdown |
851 |
*/ |
852 |
public void testCallerRunsOnShutdown() { |
853 |
RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy(); |
854 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
855 |
|
856 |
p.shutdown(); |
857 |
try { |
858 |
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
859 |
p.execute(r); |
860 |
assertFalse(r.done); |
861 |
} catch(RejectedExecutionException success){ |
862 |
unexpectedException(); |
863 |
} finally { |
864 |
joinPool(p); |
865 |
} |
866 |
} |
867 |
|
868 |
/** |
869 |
* execute using DiscardPolicy drops task on shutdown |
870 |
*/ |
871 |
public void testDiscardOnShutdown() { |
872 |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy(); |
873 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
874 |
|
875 |
p.shutdown(); |
876 |
try { |
877 |
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
878 |
p.execute(r); |
879 |
assertFalse(r.done); |
880 |
} catch(RejectedExecutionException success){ |
881 |
unexpectedException(); |
882 |
} finally { |
883 |
joinPool(p); |
884 |
} |
885 |
} |
886 |
|
887 |
|
888 |
/** |
889 |
* execute using DiscardOldestPolicy drops task on shutdown |
890 |
*/ |
891 |
public void testDiscardOldestOnShutdown() { |
892 |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy(); |
893 |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
894 |
|
895 |
p.shutdown(); |
896 |
try { |
897 |
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
898 |
p.execute(r); |
899 |
assertFalse(r.done); |
900 |
} catch(RejectedExecutionException success){ |
901 |
unexpectedException(); |
902 |
} finally { |
903 |
joinPool(p); |
904 |
} |
905 |
} |
906 |
|
907 |
|
908 |
/** |
909 |
* execute (null) throws NPE |
910 |
*/ |
911 |
public void testExecuteNull() { |
912 |
ThreadPoolExecutor tpe = null; |
913 |
try { |
914 |
tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
915 |
tpe.execute(null); |
916 |
shouldThrow(); |
917 |
} catch(NullPointerException success){} |
918 |
|
919 |
joinPool(tpe); |
920 |
} |
921 |
|
922 |
/** |
923 |
* setCorePoolSize of negative value throws IllegalArgumentException |
924 |
*/ |
925 |
public void testCorePoolSizeIllegalArgumentException() { |
926 |
ThreadPoolExecutor tpe = null; |
927 |
try { |
928 |
tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
929 |
} catch(Exception e){} |
930 |
try { |
931 |
tpe.setCorePoolSize(-1); |
932 |
shouldThrow(); |
933 |
} catch(IllegalArgumentException success){ |
934 |
} finally { |
935 |
tpe.shutdown(); |
936 |
} |
937 |
joinPool(tpe); |
938 |
} |
939 |
|
940 |
/** |
941 |
* setMaximumPoolSize(int) throws IllegalArgumentException if |
942 |
* given a value less the core pool size |
943 |
*/ |
944 |
public void testMaximumPoolSizeIllegalArgumentException() { |
945 |
ThreadPoolExecutor tpe = null; |
946 |
try { |
947 |
tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
948 |
} catch(Exception e){} |
949 |
try { |
950 |
tpe.setMaximumPoolSize(1); |
951 |
shouldThrow(); |
952 |
} catch(IllegalArgumentException success){ |
953 |
} finally { |
954 |
tpe.shutdown(); |
955 |
} |
956 |
joinPool(tpe); |
957 |
} |
958 |
|
959 |
/** |
960 |
* setMaximumPoolSize throws IllegalArgumentException |
961 |
* if given a negative value |
962 |
*/ |
963 |
public void testMaximumPoolSizeIllegalArgumentException2() { |
964 |
ThreadPoolExecutor tpe = null; |
965 |
try { |
966 |
tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
967 |
} catch(Exception e){} |
968 |
try { |
969 |
tpe.setMaximumPoolSize(-1); |
970 |
shouldThrow(); |
971 |
} catch(IllegalArgumentException success){ |
972 |
} finally { |
973 |
tpe.shutdown(); |
974 |
} |
975 |
joinPool(tpe); |
976 |
} |
977 |
|
978 |
|
979 |
/** |
980 |
* setKeepAliveTime throws IllegalArgumentException |
981 |
* when given a negative value |
982 |
*/ |
983 |
public void testKeepAliveTimeIllegalArgumentException() { |
984 |
ThreadPoolExecutor tpe = null; |
985 |
try { |
986 |
tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
987 |
} catch(Exception e){} |
988 |
|
989 |
try { |
990 |
tpe.setKeepAliveTime(-1,TimeUnit.MILLISECONDS); |
991 |
shouldThrow(); |
992 |
} catch(IllegalArgumentException success){ |
993 |
} finally { |
994 |
tpe.shutdown(); |
995 |
} |
996 |
joinPool(tpe); |
997 |
} |
998 |
|
999 |
/** |
1000 |
* terminated() is called on termination |
1001 |
*/ |
1002 |
public void testTerminated() { |
1003 |
ExtendedTPE tpe = new ExtendedTPE(); |
1004 |
tpe.shutdown(); |
1005 |
assertTrue(tpe.terminatedCalled); |
1006 |
joinPool(tpe); |
1007 |
} |
1008 |
|
1009 |
/** |
1010 |
* beforeExecute and afterExecute are called when executing task |
1011 |
*/ |
1012 |
public void testBeforeAfter() { |
1013 |
ExtendedTPE tpe = new ExtendedTPE(); |
1014 |
try { |
1015 |
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
1016 |
tpe.execute(r); |
1017 |
Thread.sleep(SHORT_DELAY_MS); |
1018 |
assertTrue(r.done); |
1019 |
assertTrue(tpe.beforeCalled); |
1020 |
assertTrue(tpe.afterCalled); |
1021 |
tpe.shutdown(); |
1022 |
} |
1023 |
catch(Exception ex) { |
1024 |
unexpectedException(); |
1025 |
} finally { |
1026 |
joinPool(tpe); |
1027 |
} |
1028 |
} |
1029 |
|
1030 |
/** |
1031 |
* completed submit of callable returns result |
1032 |
*/ |
1033 |
public void testSubmitCallable() { |
1034 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1035 |
try { |
1036 |
Future<String> future = e.submit(new StringTask()); |
1037 |
String result = future.get(); |
1038 |
assertSame(TEST_STRING, result); |
1039 |
} |
1040 |
catch (ExecutionException ex) { |
1041 |
unexpectedException(); |
1042 |
} |
1043 |
catch (InterruptedException ex) { |
1044 |
unexpectedException(); |
1045 |
} finally { |
1046 |
joinPool(e); |
1047 |
} |
1048 |
} |
1049 |
|
1050 |
/** |
1051 |
* completed submit of runnable returns successfully |
1052 |
*/ |
1053 |
public void testSubmitRunnable() { |
1054 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1055 |
try { |
1056 |
Future<?> future = e.submit(new NoOpRunnable()); |
1057 |
future.get(); |
1058 |
assertTrue(future.isDone()); |
1059 |
} |
1060 |
catch (ExecutionException ex) { |
1061 |
unexpectedException(); |
1062 |
} |
1063 |
catch (InterruptedException ex) { |
1064 |
unexpectedException(); |
1065 |
} finally { |
1066 |
joinPool(e); |
1067 |
} |
1068 |
} |
1069 |
|
1070 |
/** |
1071 |
* completed submit of (runnable, result) returns result |
1072 |
*/ |
1073 |
public void testSubmitRunnable2() { |
1074 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1075 |
try { |
1076 |
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
1077 |
String result = future.get(); |
1078 |
assertSame(TEST_STRING, result); |
1079 |
} |
1080 |
catch (ExecutionException ex) { |
1081 |
unexpectedException(); |
1082 |
} |
1083 |
catch (InterruptedException ex) { |
1084 |
unexpectedException(); |
1085 |
} finally { |
1086 |
joinPool(e); |
1087 |
} |
1088 |
} |
1089 |
|
1090 |
|
1091 |
|
1092 |
|
1093 |
|
1094 |
/** |
1095 |
* invokeAny(null) throws NPE |
1096 |
*/ |
1097 |
public void testInvokeAny1() { |
1098 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1099 |
try { |
1100 |
e.invokeAny(null); |
1101 |
} catch (NullPointerException success) { |
1102 |
} catch(Exception ex) { |
1103 |
unexpectedException(); |
1104 |
} finally { |
1105 |
joinPool(e); |
1106 |
} |
1107 |
} |
1108 |
|
1109 |
/** |
1110 |
* invokeAny(empty collection) throws IAE |
1111 |
*/ |
1112 |
public void testInvokeAny2() { |
1113 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1114 |
try { |
1115 |
e.invokeAny(new ArrayList<Callable<String>>()); |
1116 |
} catch (IllegalArgumentException success) { |
1117 |
} catch(Exception ex) { |
1118 |
unexpectedException(); |
1119 |
} finally { |
1120 |
joinPool(e); |
1121 |
} |
1122 |
} |
1123 |
|
1124 |
/** |
1125 |
* invokeAny(c) throws NPE if c has null elements |
1126 |
*/ |
1127 |
public void testInvokeAny3() { |
1128 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1129 |
try { |
1130 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1131 |
l.add(new StringTask()); |
1132 |
l.add(null); |
1133 |
e.invokeAny(l); |
1134 |
} catch (NullPointerException success) { |
1135 |
} catch(Exception ex) { |
1136 |
unexpectedException(); |
1137 |
} finally { |
1138 |
joinPool(e); |
1139 |
} |
1140 |
} |
1141 |
|
1142 |
/** |
1143 |
* invokeAny(c) throws ExecutionException if no task completes |
1144 |
*/ |
1145 |
public void testInvokeAny4() { |
1146 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1147 |
try { |
1148 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1149 |
l.add(new NPETask()); |
1150 |
e.invokeAny(l); |
1151 |
} catch (ExecutionException success) { |
1152 |
} catch(Exception ex) { |
1153 |
unexpectedException(); |
1154 |
} finally { |
1155 |
joinPool(e); |
1156 |
} |
1157 |
} |
1158 |
|
1159 |
/** |
1160 |
* invokeAny(c) returns result of some task |
1161 |
*/ |
1162 |
public void testInvokeAny5() { |
1163 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1164 |
try { |
1165 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1166 |
l.add(new StringTask()); |
1167 |
l.add(new StringTask()); |
1168 |
String result = e.invokeAny(l); |
1169 |
assertSame(TEST_STRING, result); |
1170 |
} catch (ExecutionException success) { |
1171 |
} catch(Exception ex) { |
1172 |
unexpectedException(); |
1173 |
} finally { |
1174 |
joinPool(e); |
1175 |
} |
1176 |
} |
1177 |
|
1178 |
/** |
1179 |
* invokeAll(null) throws NPE |
1180 |
*/ |
1181 |
public void testInvokeAll1() { |
1182 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1183 |
try { |
1184 |
e.invokeAll(null); |
1185 |
} catch (NullPointerException success) { |
1186 |
} catch(Exception ex) { |
1187 |
unexpectedException(); |
1188 |
} finally { |
1189 |
joinPool(e); |
1190 |
} |
1191 |
} |
1192 |
|
1193 |
/** |
1194 |
* invokeAll(empty collection) returns empty collection |
1195 |
*/ |
1196 |
public void testInvokeAll2() { |
1197 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1198 |
try { |
1199 |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
1200 |
assertTrue(r.isEmpty()); |
1201 |
} catch(Exception ex) { |
1202 |
unexpectedException(); |
1203 |
} finally { |
1204 |
joinPool(e); |
1205 |
} |
1206 |
} |
1207 |
|
1208 |
/** |
1209 |
* invokeAll(c) throws NPE if c has null elements |
1210 |
*/ |
1211 |
public void testInvokeAll3() { |
1212 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1213 |
try { |
1214 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1215 |
l.add(new StringTask()); |
1216 |
l.add(null); |
1217 |
e.invokeAll(l); |
1218 |
} catch (NullPointerException success) { |
1219 |
} catch(Exception ex) { |
1220 |
unexpectedException(); |
1221 |
} finally { |
1222 |
joinPool(e); |
1223 |
} |
1224 |
} |
1225 |
|
1226 |
/** |
1227 |
* get of element of invokeAll(c) throws exception on failed task |
1228 |
*/ |
1229 |
public void testInvokeAll4() { |
1230 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1231 |
try { |
1232 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1233 |
l.add(new NPETask()); |
1234 |
List<Future<String>> result = e.invokeAll(l); |
1235 |
assertEquals(1, result.size()); |
1236 |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
1237 |
it.next().get(); |
1238 |
} catch(ExecutionException success) { |
1239 |
} catch(Exception ex) { |
1240 |
unexpectedException(); |
1241 |
} finally { |
1242 |
joinPool(e); |
1243 |
} |
1244 |
} |
1245 |
|
1246 |
/** |
1247 |
* invokeAll(c) returns results of all completed tasks |
1248 |
*/ |
1249 |
public void testInvokeAll5() { |
1250 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1251 |
try { |
1252 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1253 |
l.add(new StringTask()); |
1254 |
l.add(new StringTask()); |
1255 |
List<Future<String>> result = e.invokeAll(l); |
1256 |
assertEquals(2, result.size()); |
1257 |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
1258 |
assertSame(TEST_STRING, it.next().get()); |
1259 |
} catch (ExecutionException success) { |
1260 |
} catch(Exception ex) { |
1261 |
unexpectedException(); |
1262 |
} finally { |
1263 |
joinPool(e); |
1264 |
} |
1265 |
} |
1266 |
|
1267 |
|
1268 |
|
1269 |
/** |
1270 |
* timed invokeAny(null) throws NPE |
1271 |
*/ |
1272 |
public void testTimedInvokeAny1() { |
1273 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1274 |
try { |
1275 |
e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1276 |
} catch (NullPointerException success) { |
1277 |
} catch(Exception ex) { |
1278 |
unexpectedException(); |
1279 |
} finally { |
1280 |
joinPool(e); |
1281 |
} |
1282 |
} |
1283 |
|
1284 |
/** |
1285 |
* timed invokeAny(,,null) throws NPE |
1286 |
*/ |
1287 |
public void testTimedInvokeAnyNullTimeUnit() { |
1288 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1289 |
try { |
1290 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1291 |
l.add(new StringTask()); |
1292 |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
1293 |
} catch (NullPointerException success) { |
1294 |
} catch(Exception ex) { |
1295 |
unexpectedException(); |
1296 |
} finally { |
1297 |
joinPool(e); |
1298 |
} |
1299 |
} |
1300 |
|
1301 |
/** |
1302 |
* timed invokeAny(empty collection) throws IAE |
1303 |
*/ |
1304 |
public void testTimedInvokeAny2() { |
1305 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1306 |
try { |
1307 |
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1308 |
} catch (IllegalArgumentException success) { |
1309 |
} catch(Exception ex) { |
1310 |
unexpectedException(); |
1311 |
} finally { |
1312 |
joinPool(e); |
1313 |
} |
1314 |
} |
1315 |
|
1316 |
/** |
1317 |
* timed invokeAny(c) throws NPE if c has null elements |
1318 |
*/ |
1319 |
public void testTimedInvokeAny3() { |
1320 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1321 |
try { |
1322 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1323 |
l.add(new StringTask()); |
1324 |
l.add(null); |
1325 |
e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1326 |
} catch (NullPointerException success) { |
1327 |
} catch(Exception ex) { |
1328 |
ex.printStackTrace(); |
1329 |
unexpectedException(); |
1330 |
} finally { |
1331 |
joinPool(e); |
1332 |
} |
1333 |
} |
1334 |
|
1335 |
/** |
1336 |
* timed invokeAny(c) throws ExecutionException if no task completes |
1337 |
*/ |
1338 |
public void testTimedInvokeAny4() { |
1339 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1340 |
try { |
1341 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1342 |
l.add(new NPETask()); |
1343 |
e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1344 |
} catch(ExecutionException success) { |
1345 |
} catch(Exception ex) { |
1346 |
unexpectedException(); |
1347 |
} finally { |
1348 |
joinPool(e); |
1349 |
} |
1350 |
} |
1351 |
|
1352 |
/** |
1353 |
* timed invokeAny(c) returns result of some task |
1354 |
*/ |
1355 |
public void testTimedInvokeAny5() { |
1356 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1357 |
try { |
1358 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1359 |
l.add(new StringTask()); |
1360 |
l.add(new StringTask()); |
1361 |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1362 |
assertSame(TEST_STRING, result); |
1363 |
} catch (ExecutionException success) { |
1364 |
} catch(Exception ex) { |
1365 |
unexpectedException(); |
1366 |
} finally { |
1367 |
joinPool(e); |
1368 |
} |
1369 |
} |
1370 |
|
1371 |
/** |
1372 |
* timed invokeAll(null) throws NPE |
1373 |
*/ |
1374 |
public void testTimedInvokeAll1() { |
1375 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1376 |
try { |
1377 |
e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1378 |
} catch (NullPointerException success) { |
1379 |
} catch(Exception ex) { |
1380 |
unexpectedException(); |
1381 |
} finally { |
1382 |
joinPool(e); |
1383 |
} |
1384 |
} |
1385 |
|
1386 |
/** |
1387 |
* timed invokeAll(,,null) throws NPE |
1388 |
*/ |
1389 |
public void testTimedInvokeAllNullTimeUnit() { |
1390 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1391 |
try { |
1392 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1393 |
l.add(new StringTask()); |
1394 |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
1395 |
} catch (NullPointerException success) { |
1396 |
} catch(Exception ex) { |
1397 |
unexpectedException(); |
1398 |
} finally { |
1399 |
joinPool(e); |
1400 |
} |
1401 |
} |
1402 |
|
1403 |
/** |
1404 |
* timed invokeAll(empty collection) returns empty collection |
1405 |
*/ |
1406 |
public void testTimedInvokeAll2() { |
1407 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1408 |
try { |
1409 |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1410 |
assertTrue(r.isEmpty()); |
1411 |
} catch(Exception ex) { |
1412 |
unexpectedException(); |
1413 |
} finally { |
1414 |
joinPool(e); |
1415 |
} |
1416 |
} |
1417 |
|
1418 |
/** |
1419 |
* timed invokeAll(c) throws NPE if c has null elements |
1420 |
*/ |
1421 |
public void testTimedInvokeAll3() { |
1422 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1423 |
try { |
1424 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1425 |
l.add(new StringTask()); |
1426 |
l.add(null); |
1427 |
e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1428 |
} catch (NullPointerException success) { |
1429 |
} catch(Exception ex) { |
1430 |
unexpectedException(); |
1431 |
} finally { |
1432 |
joinPool(e); |
1433 |
} |
1434 |
} |
1435 |
|
1436 |
/** |
1437 |
* get of element of invokeAll(c) throws exception on failed task |
1438 |
*/ |
1439 |
public void testTimedInvokeAll4() { |
1440 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1441 |
try { |
1442 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1443 |
l.add(new NPETask()); |
1444 |
List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1445 |
assertEquals(1, result.size()); |
1446 |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
1447 |
it.next().get(); |
1448 |
} catch(ExecutionException success) { |
1449 |
} catch(Exception ex) { |
1450 |
unexpectedException(); |
1451 |
} finally { |
1452 |
joinPool(e); |
1453 |
} |
1454 |
} |
1455 |
|
1456 |
/** |
1457 |
* timed invokeAll(c) returns results of all completed tasks |
1458 |
*/ |
1459 |
public void testTimedInvokeAll5() { |
1460 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1461 |
try { |
1462 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1463 |
l.add(new StringTask()); |
1464 |
l.add(new StringTask()); |
1465 |
List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1466 |
assertEquals(2, result.size()); |
1467 |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
1468 |
assertSame(TEST_STRING, it.next().get()); |
1469 |
} catch (ExecutionException success) { |
1470 |
} catch(Exception ex) { |
1471 |
unexpectedException(); |
1472 |
} finally { |
1473 |
joinPool(e); |
1474 |
} |
1475 |
} |
1476 |
|
1477 |
/** |
1478 |
* timed invokeAll(c) cancels tasks not completed by timeout |
1479 |
*/ |
1480 |
public void testTimedInvokeAll6() { |
1481 |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1482 |
try { |
1483 |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1484 |
l.add(new StringTask()); |
1485 |
l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING)); |
1486 |
l.add(new StringTask()); |
1487 |
List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
1488 |
assertEquals(3, result.size()); |
1489 |
Iterator<Future<String>> it = result.iterator(); |
1490 |
Future<String> f1 = it.next(); |
1491 |
Future<String> f2 = it.next(); |
1492 |
Future<String> f3 = it.next(); |
1493 |
assertTrue(f1.isDone()); |
1494 |
assertTrue(f2.isDone()); |
1495 |
assertTrue(f3.isDone()); |
1496 |
assertFalse(f1.isCancelled()); |
1497 |
assertTrue(f2.isCancelled()); |
1498 |
} catch(Exception ex) { |
1499 |
unexpectedException(); |
1500 |
} finally { |
1501 |
joinPool(e); |
1502 |
} |
1503 |
} |
1504 |
|
1505 |
|
1506 |
} |