6 |
|
* Pat Fisher, Mike Judd. |
7 |
|
*/ |
8 |
|
|
9 |
– |
|
10 |
– |
import junit.framework.*; |
11 |
– |
import java.util.*; |
12 |
– |
import java.util.concurrent.*; |
9 |
|
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
10 |
< |
import java.math.BigInteger; |
11 |
< |
import java.security.*; |
10 |
> |
|
11 |
> |
import java.security.PrivilegedAction; |
12 |
> |
import java.security.PrivilegedExceptionAction; |
13 |
> |
import java.util.ArrayList; |
14 |
> |
import java.util.Collection; |
15 |
> |
import java.util.Collections; |
16 |
> |
import java.util.List; |
17 |
> |
import java.util.concurrent.AbstractExecutorService; |
18 |
> |
import java.util.concurrent.ArrayBlockingQueue; |
19 |
> |
import java.util.concurrent.Callable; |
20 |
> |
import java.util.concurrent.CancellationException; |
21 |
> |
import java.util.concurrent.CountDownLatch; |
22 |
> |
import java.util.concurrent.ExecutionException; |
23 |
> |
import java.util.concurrent.Executors; |
24 |
> |
import java.util.concurrent.ExecutorService; |
25 |
> |
import java.util.concurrent.Future; |
26 |
> |
import java.util.concurrent.ThreadPoolExecutor; |
27 |
> |
import java.util.concurrent.TimeUnit; |
28 |
> |
import java.util.concurrent.atomic.AtomicBoolean; |
29 |
> |
|
30 |
> |
import junit.framework.Test; |
31 |
> |
import junit.framework.TestSuite; |
32 |
|
|
33 |
|
public class AbstractExecutorServiceTest extends JSR166TestCase { |
34 |
|
public static void main(String[] args) { |
35 |
< |
junit.textui.TestRunner.run(suite()); |
35 |
> |
main(suite(), args); |
36 |
|
} |
37 |
|
public static Test suite() { |
38 |
|
return new TestSuite(AbstractExecutorServiceTest.class); |
62 |
|
*/ |
63 |
|
public void testExecuteRunnable() throws Exception { |
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); |
65 |
> |
final AtomicBoolean done = new AtomicBoolean(false); |
66 |
> |
Future<?> future = e.submit(new CheckedRunnable() { |
67 |
> |
public void realRun() { |
68 |
> |
done.set(true); |
69 |
> |
}}); |
70 |
> |
assertNull(future.get()); |
71 |
> |
assertNull(future.get(0, MILLISECONDS)); |
72 |
> |
assertTrue(done.get()); |
73 |
> |
assertTrue(future.isDone()); |
74 |
> |
assertFalse(future.isCancelled()); |
75 |
|
} |
76 |
|
|
56 |
– |
|
77 |
|
/** |
78 |
|
* Completed submit(callable) returns result |
79 |
|
*/ |
104 |
|
assertSame(TEST_STRING, result); |
105 |
|
} |
106 |
|
|
87 |
– |
|
107 |
|
/** |
108 |
|
* A submitted privileged action runs to completion |
109 |
|
*/ |
169 |
|
* execute(null runnable) throws NPE |
170 |
|
*/ |
171 |
|
public void testExecuteNullRunnable() { |
172 |
+ |
ExecutorService e = new DirectExecutorService(); |
173 |
|
try { |
154 |
– |
ExecutorService e = new DirectExecutorService(); |
174 |
|
e.submit((Runnable) null); |
175 |
|
shouldThrow(); |
176 |
|
} catch (NullPointerException success) {} |
177 |
|
} |
178 |
|
|
160 |
– |
|
179 |
|
/** |
180 |
|
* submit(null callable) throws NPE |
181 |
|
*/ |
182 |
|
public void testSubmitNullCallable() { |
183 |
+ |
ExecutorService e = new DirectExecutorService(); |
184 |
|
try { |
166 |
– |
ExecutorService e = new DirectExecutorService(); |
185 |
|
e.submit((Callable) null); |
186 |
|
shouldThrow(); |
187 |
|
} catch (NullPointerException success) {} |
193 |
|
public void testInterruptedSubmit() throws InterruptedException { |
194 |
|
final CountDownLatch submitted = new CountDownLatch(1); |
195 |
|
final CountDownLatch quittingTime = new CountDownLatch(1); |
178 |
– |
final ExecutorService p |
179 |
– |
= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, |
180 |
– |
new ArrayBlockingQueue<Runnable>(10)); |
196 |
|
final Callable<Void> awaiter = new CheckedCallable<Void>() { |
197 |
|
public Void realCall() throws InterruptedException { |
198 |
< |
quittingTime.await(); |
198 |
> |
assertTrue(quittingTime.await(2*LONG_DELAY_MS, MILLISECONDS)); |
199 |
|
return null; |
200 |
|
}}; |
201 |
< |
try { |
202 |
< |
Thread t = new Thread(new CheckedInterruptedRunnable() { |
201 |
> |
final ExecutorService p |
202 |
> |
= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, |
203 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
204 |
> |
try (PoolCleaner cleaner = cleaner(p, quittingTime)) { |
205 |
> |
Thread t = newStartedThread(new CheckedInterruptedRunnable() { |
206 |
|
public void realRun() throws Exception { |
207 |
|
Future<Void> future = p.submit(awaiter); |
208 |
|
submitted.countDown(); |
209 |
|
future.get(); |
210 |
|
}}); |
211 |
< |
t.start(); |
212 |
< |
submitted.await(); |
211 |
> |
|
212 |
> |
await(submitted); |
213 |
|
t.interrupt(); |
214 |
< |
t.join(); |
197 |
< |
} finally { |
198 |
< |
quittingTime.countDown(); |
199 |
< |
joinPool(p); |
214 |
> |
awaitTermination(t); |
215 |
|
} |
216 |
|
} |
217 |
|
|
220 |
|
* throws exception |
221 |
|
*/ |
222 |
|
public void testSubmitEE() throws InterruptedException { |
223 |
< |
ThreadPoolExecutor p = |
223 |
> |
final ThreadPoolExecutor p = |
224 |
|
new ThreadPoolExecutor(1, 1, |
225 |
|
60, TimeUnit.SECONDS, |
226 |
|
new ArrayBlockingQueue<Runnable>(10)); |
227 |
< |
|
228 |
< |
Callable c = new Callable() { |
229 |
< |
public Object call() { return 5/0; }}; |
230 |
< |
|
231 |
< |
try { |
232 |
< |
p.submit(c).get(); |
233 |
< |
shouldThrow(); |
234 |
< |
} catch (ExecutionException success) { |
235 |
< |
assertTrue(success.getCause() instanceof ArithmeticException); |
227 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
228 |
> |
Callable c = new Callable() { |
229 |
> |
public Object call() { throw new ArithmeticException(); }}; |
230 |
> |
try { |
231 |
> |
p.submit(c).get(); |
232 |
> |
shouldThrow(); |
233 |
> |
} catch (ExecutionException success) { |
234 |
> |
assertTrue(success.getCause() instanceof ArithmeticException); |
235 |
> |
} |
236 |
|
} |
222 |
– |
joinPool(p); |
237 |
|
} |
238 |
|
|
239 |
|
/** |
240 |
|
* invokeAny(null) throws NPE |
241 |
|
*/ |
242 |
|
public void testInvokeAny1() throws Exception { |
243 |
< |
ExecutorService e = new DirectExecutorService(); |
244 |
< |
try { |
245 |
< |
e.invokeAny(null); |
246 |
< |
shouldThrow(); |
247 |
< |
} catch (NullPointerException success) { |
248 |
< |
} finally { |
235 |
< |
joinPool(e); |
243 |
> |
final ExecutorService e = new DirectExecutorService(); |
244 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
245 |
> |
try { |
246 |
> |
e.invokeAny(null); |
247 |
> |
shouldThrow(); |
248 |
> |
} catch (NullPointerException success) {} |
249 |
|
} |
250 |
|
} |
251 |
|
|
252 |
|
/** |
253 |
< |
* invokeAny(empty collection) throws IAE |
253 |
> |
* invokeAny(empty collection) throws IllegalArgumentException |
254 |
|
*/ |
255 |
|
public void testInvokeAny2() throws Exception { |
256 |
< |
ExecutorService e = new DirectExecutorService(); |
257 |
< |
try { |
258 |
< |
e.invokeAny(new ArrayList<Callable<String>>()); |
259 |
< |
shouldThrow(); |
260 |
< |
} catch (IllegalArgumentException success) { |
261 |
< |
} finally { |
262 |
< |
joinPool(e); |
256 |
> |
final ExecutorService e = new DirectExecutorService(); |
257 |
> |
final Collection<Callable<String>> emptyCollection |
258 |
> |
= Collections.emptyList(); |
259 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
260 |
> |
try { |
261 |
> |
e.invokeAny(emptyCollection); |
262 |
> |
shouldThrow(); |
263 |
> |
} catch (IllegalArgumentException success) {} |
264 |
|
} |
265 |
|
} |
266 |
|
|
268 |
|
* invokeAny(c) throws NPE if c has null elements |
269 |
|
*/ |
270 |
|
public void testInvokeAny3() throws Exception { |
271 |
< |
ExecutorService e = new DirectExecutorService(); |
272 |
< |
List<Callable<Integer>> l = new ArrayList<Callable<Integer>>(); |
273 |
< |
l.add(new Callable<Integer>() { |
274 |
< |
public Integer call() { return 5/0; }}); |
275 |
< |
l.add(null); |
276 |
< |
try { |
277 |
< |
e.invokeAny(l); |
278 |
< |
shouldThrow(); |
279 |
< |
} catch (NullPointerException success) { |
280 |
< |
} finally { |
267 |
< |
joinPool(e); |
271 |
> |
final ExecutorService e = new DirectExecutorService(); |
272 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
273 |
> |
List<Callable<Long>> l = new ArrayList<>(); |
274 |
> |
l.add(new Callable<Long>() { |
275 |
> |
public Long call() { throw new ArithmeticException(); }}); |
276 |
> |
l.add(null); |
277 |
> |
try { |
278 |
> |
e.invokeAny(l); |
279 |
> |
shouldThrow(); |
280 |
> |
} catch (NullPointerException success) {} |
281 |
|
} |
282 |
|
} |
283 |
|
|
285 |
|
* invokeAny(c) throws ExecutionException if no task in c completes |
286 |
|
*/ |
287 |
|
public void testInvokeAny4() throws InterruptedException { |
288 |
< |
ExecutorService e = new DirectExecutorService(); |
289 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
290 |
< |
l.add(new NPETask()); |
291 |
< |
try { |
292 |
< |
e.invokeAny(l); |
293 |
< |
shouldThrow(); |
294 |
< |
} catch (ExecutionException success) { |
295 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
296 |
< |
} finally { |
297 |
< |
joinPool(e); |
288 |
> |
final ExecutorService e = new DirectExecutorService(); |
289 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
290 |
> |
List<Callable<String>> l = new ArrayList<>(); |
291 |
> |
l.add(new NPETask()); |
292 |
> |
try { |
293 |
> |
e.invokeAny(l); |
294 |
> |
shouldThrow(); |
295 |
> |
} catch (ExecutionException success) { |
296 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
297 |
> |
} |
298 |
|
} |
299 |
|
} |
300 |
|
|
302 |
|
* invokeAny(c) returns result of some task in c if at least one completes |
303 |
|
*/ |
304 |
|
public void testInvokeAny5() throws Exception { |
305 |
< |
ExecutorService e = new DirectExecutorService(); |
306 |
< |
try { |
307 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
305 |
> |
final ExecutorService e = new DirectExecutorService(); |
306 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
307 |
> |
List<Callable<String>> l = new ArrayList<>(); |
308 |
|
l.add(new StringTask()); |
309 |
|
l.add(new StringTask()); |
310 |
|
String result = e.invokeAny(l); |
311 |
|
assertSame(TEST_STRING, result); |
299 |
– |
} finally { |
300 |
– |
joinPool(e); |
312 |
|
} |
313 |
|
} |
314 |
|
|
316 |
|
* invokeAll(null) throws NPE |
317 |
|
*/ |
318 |
|
public void testInvokeAll1() throws InterruptedException { |
319 |
< |
ExecutorService e = new DirectExecutorService(); |
320 |
< |
try { |
321 |
< |
e.invokeAll(null); |
322 |
< |
shouldThrow(); |
323 |
< |
} catch (NullPointerException success) { |
324 |
< |
} finally { |
314 |
< |
joinPool(e); |
319 |
> |
final ExecutorService e = new DirectExecutorService(); |
320 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
321 |
> |
try { |
322 |
> |
e.invokeAll(null); |
323 |
> |
shouldThrow(); |
324 |
> |
} catch (NullPointerException success) {} |
325 |
|
} |
326 |
|
} |
327 |
|
|
328 |
|
/** |
329 |
< |
* invokeAll(empty collection) returns empty collection |
329 |
> |
* invokeAll(empty collection) returns empty list |
330 |
|
*/ |
331 |
|
public void testInvokeAll2() throws InterruptedException { |
332 |
< |
ExecutorService e = new DirectExecutorService(); |
333 |
< |
try { |
334 |
< |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
332 |
> |
final ExecutorService e = new DirectExecutorService(); |
333 |
> |
final Collection<Callable<String>> emptyCollection |
334 |
> |
= Collections.emptyList(); |
335 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
336 |
> |
List<Future<String>> r = e.invokeAll(emptyCollection); |
337 |
|
assertTrue(r.isEmpty()); |
326 |
– |
} finally { |
327 |
– |
joinPool(e); |
338 |
|
} |
339 |
|
} |
340 |
|
|
342 |
|
* invokeAll(c) throws NPE if c has null elements |
343 |
|
*/ |
344 |
|
public void testInvokeAll3() throws InterruptedException { |
345 |
< |
ExecutorService e = new DirectExecutorService(); |
346 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
347 |
< |
l.add(new StringTask()); |
348 |
< |
l.add(null); |
349 |
< |
try { |
350 |
< |
e.invokeAll(l); |
351 |
< |
shouldThrow(); |
352 |
< |
} catch (NullPointerException success) { |
353 |
< |
} finally { |
344 |
< |
joinPool(e); |
345 |
> |
final ExecutorService e = new DirectExecutorService(); |
346 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
347 |
> |
List<Callable<String>> l = new ArrayList<>(); |
348 |
> |
l.add(new StringTask()); |
349 |
> |
l.add(null); |
350 |
> |
try { |
351 |
> |
e.invokeAll(l); |
352 |
> |
shouldThrow(); |
353 |
> |
} catch (NullPointerException success) {} |
354 |
|
} |
355 |
|
} |
356 |
|
|
358 |
|
* get of returned element of invokeAll(c) throws exception on failed task |
359 |
|
*/ |
360 |
|
public void testInvokeAll4() throws Exception { |
361 |
< |
ExecutorService e = new DirectExecutorService(); |
362 |
< |
try { |
363 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
361 |
> |
final ExecutorService e = new DirectExecutorService(); |
362 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
363 |
> |
List<Callable<String>> l = new ArrayList<>(); |
364 |
|
l.add(new NPETask()); |
365 |
|
List<Future<String>> futures = e.invokeAll(l); |
366 |
|
assertEquals(1, futures.size()); |
370 |
|
} catch (ExecutionException success) { |
371 |
|
assertTrue(success.getCause() instanceof NullPointerException); |
372 |
|
} |
364 |
– |
} finally { |
365 |
– |
joinPool(e); |
373 |
|
} |
374 |
|
} |
375 |
|
|
377 |
|
* invokeAll(c) returns results of all completed tasks in c |
378 |
|
*/ |
379 |
|
public void testInvokeAll5() throws Exception { |
380 |
< |
ExecutorService e = new DirectExecutorService(); |
381 |
< |
try { |
382 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
380 |
> |
final ExecutorService e = new DirectExecutorService(); |
381 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
382 |
> |
List<Callable<String>> l = new ArrayList<>(); |
383 |
|
l.add(new StringTask()); |
384 |
|
l.add(new StringTask()); |
385 |
|
List<Future<String>> futures = e.invokeAll(l); |
386 |
|
assertEquals(2, futures.size()); |
387 |
|
for (Future<String> future : futures) |
388 |
|
assertSame(TEST_STRING, future.get()); |
382 |
– |
} finally { |
383 |
– |
joinPool(e); |
389 |
|
} |
390 |
|
} |
391 |
|
|
387 |
– |
|
392 |
|
/** |
393 |
|
* timed invokeAny(null) throws NPE |
394 |
|
*/ |
395 |
|
public void testTimedInvokeAny1() throws Exception { |
396 |
< |
ExecutorService e = new DirectExecutorService(); |
397 |
< |
try { |
398 |
< |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
399 |
< |
shouldThrow(); |
400 |
< |
} catch (NullPointerException success) { |
401 |
< |
} finally { |
398 |
< |
joinPool(e); |
396 |
> |
final ExecutorService e = new DirectExecutorService(); |
397 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
398 |
> |
try { |
399 |
> |
e.invokeAny(null, randomTimeout(), randomTimeUnit()); |
400 |
> |
shouldThrow(); |
401 |
> |
} catch (NullPointerException success) {} |
402 |
|
} |
403 |
|
} |
404 |
|
|
405 |
|
/** |
406 |
< |
* timed invokeAny(null time unit) throws NPE |
406 |
> |
* timed invokeAny(null time unit) throws NullPointerException |
407 |
|
*/ |
408 |
|
public void testTimedInvokeAnyNullTimeUnit() throws Exception { |
409 |
< |
ExecutorService e = new DirectExecutorService(); |
410 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
411 |
< |
l.add(new StringTask()); |
412 |
< |
try { |
413 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
414 |
< |
shouldThrow(); |
415 |
< |
} catch (NullPointerException success) { |
416 |
< |
} finally { |
414 |
< |
joinPool(e); |
409 |
> |
final ExecutorService e = new DirectExecutorService(); |
410 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
411 |
> |
List<Callable<String>> l = new ArrayList<>(); |
412 |
> |
l.add(new StringTask()); |
413 |
> |
try { |
414 |
> |
e.invokeAny(l, randomTimeout(), null); |
415 |
> |
shouldThrow(); |
416 |
> |
} catch (NullPointerException success) {} |
417 |
|
} |
418 |
|
} |
419 |
|
|
420 |
|
/** |
421 |
< |
* timed invokeAny(empty collection) throws IAE |
421 |
> |
* timed invokeAny(empty collection) throws IllegalArgumentException |
422 |
|
*/ |
423 |
|
public void testTimedInvokeAny2() throws Exception { |
424 |
< |
ExecutorService e = new DirectExecutorService(); |
425 |
< |
try { |
426 |
< |
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
427 |
< |
shouldThrow(); |
428 |
< |
} catch (IllegalArgumentException success) { |
429 |
< |
} finally { |
430 |
< |
joinPool(e); |
424 |
> |
final ExecutorService e = new DirectExecutorService(); |
425 |
> |
final Collection<Callable<String>> emptyCollection |
426 |
> |
= Collections.emptyList(); |
427 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
428 |
> |
try { |
429 |
> |
e.invokeAny(emptyCollection, randomTimeout(), randomTimeUnit()); |
430 |
> |
shouldThrow(); |
431 |
> |
} catch (IllegalArgumentException success) {} |
432 |
|
} |
433 |
|
} |
434 |
|
|
436 |
|
* timed invokeAny(c) throws NPE if c has null elements |
437 |
|
*/ |
438 |
|
public void testTimedInvokeAny3() throws Exception { |
439 |
< |
ExecutorService e = new DirectExecutorService(); |
440 |
< |
List<Callable<Integer>> l = new ArrayList<Callable<Integer>>(); |
441 |
< |
l.add(new Callable<Integer>() { |
442 |
< |
public Integer call() { return 5/0; }}); |
443 |
< |
l.add(null); |
444 |
< |
try { |
445 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
446 |
< |
shouldThrow(); |
447 |
< |
} catch (NullPointerException success) { |
448 |
< |
} finally { |
446 |
< |
joinPool(e); |
439 |
> |
final ExecutorService e = new DirectExecutorService(); |
440 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
441 |
> |
List<Callable<Long>> l = new ArrayList<>(); |
442 |
> |
l.add(new Callable<Long>() { |
443 |
> |
public Long call() { throw new ArithmeticException(); }}); |
444 |
> |
l.add(null); |
445 |
> |
try { |
446 |
> |
e.invokeAny(l, randomTimeout(), randomTimeUnit()); |
447 |
> |
shouldThrow(); |
448 |
> |
} catch (NullPointerException success) {} |
449 |
|
} |
450 |
|
} |
451 |
|
|
453 |
|
* timed invokeAny(c) throws ExecutionException if no task completes |
454 |
|
*/ |
455 |
|
public void testTimedInvokeAny4() throws Exception { |
456 |
< |
ExecutorService e = new DirectExecutorService(); |
457 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
458 |
< |
l.add(new NPETask()); |
459 |
< |
try { |
460 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
461 |
< |
shouldThrow(); |
462 |
< |
} catch (ExecutionException success) { |
463 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
464 |
< |
} finally { |
465 |
< |
joinPool(e); |
456 |
> |
final ExecutorService e = new DirectExecutorService(); |
457 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
458 |
> |
long startTime = System.nanoTime(); |
459 |
> |
List<Callable<String>> l = new ArrayList<>(); |
460 |
> |
l.add(new NPETask()); |
461 |
> |
try { |
462 |
> |
e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
463 |
> |
shouldThrow(); |
464 |
> |
} catch (ExecutionException success) { |
465 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
466 |
> |
} |
467 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
468 |
|
} |
469 |
|
} |
470 |
|
|
472 |
|
* timed invokeAny(c) returns result of some task in c |
473 |
|
*/ |
474 |
|
public void testTimedInvokeAny5() throws Exception { |
475 |
< |
ExecutorService e = new DirectExecutorService(); |
476 |
< |
try { |
477 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
475 |
> |
final ExecutorService e = new DirectExecutorService(); |
476 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
477 |
> |
long startTime = System.nanoTime(); |
478 |
> |
List<Callable<String>> l = new ArrayList<>(); |
479 |
|
l.add(new StringTask()); |
480 |
|
l.add(new StringTask()); |
481 |
< |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
481 |
> |
String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
482 |
|
assertSame(TEST_STRING, result); |
483 |
< |
} finally { |
479 |
< |
joinPool(e); |
483 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
484 |
|
} |
485 |
|
} |
486 |
|
|
487 |
|
/** |
488 |
< |
* timed invokeAll(null) throws NPE |
488 |
> |
* timed invokeAll(null) throws NullPointerException |
489 |
|
*/ |
490 |
|
public void testTimedInvokeAll1() throws InterruptedException { |
491 |
< |
ExecutorService e = new DirectExecutorService(); |
492 |
< |
try { |
493 |
< |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
494 |
< |
shouldThrow(); |
495 |
< |
} catch (NullPointerException success) { |
496 |
< |
} finally { |
493 |
< |
joinPool(e); |
491 |
> |
final ExecutorService e = new DirectExecutorService(); |
492 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
493 |
> |
try { |
494 |
> |
e.invokeAll(null, randomTimeout(), randomTimeUnit()); |
495 |
> |
shouldThrow(); |
496 |
> |
} catch (NullPointerException success) {} |
497 |
|
} |
498 |
|
} |
499 |
|
|
501 |
|
* timed invokeAll(null time unit) throws NPE |
502 |
|
*/ |
503 |
|
public void testTimedInvokeAllNullTimeUnit() throws InterruptedException { |
504 |
< |
ExecutorService e = new DirectExecutorService(); |
505 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
506 |
< |
l.add(new StringTask()); |
507 |
< |
try { |
508 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
509 |
< |
shouldThrow(); |
510 |
< |
} catch (NullPointerException success) { |
511 |
< |
} finally { |
509 |
< |
joinPool(e); |
504 |
> |
final ExecutorService e = new DirectExecutorService(); |
505 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
506 |
> |
List<Callable<String>> l = new ArrayList<>(); |
507 |
> |
l.add(new StringTask()); |
508 |
> |
try { |
509 |
> |
e.invokeAll(l, randomTimeout(), null); |
510 |
> |
shouldThrow(); |
511 |
> |
} catch (NullPointerException success) {} |
512 |
|
} |
513 |
|
} |
514 |
|
|
515 |
|
/** |
516 |
< |
* timed invokeAll(empty collection) returns empty collection |
516 |
> |
* timed invokeAll(empty collection) returns empty list |
517 |
|
*/ |
518 |
|
public void testTimedInvokeAll2() throws InterruptedException { |
519 |
< |
ExecutorService e = new DirectExecutorService(); |
520 |
< |
try { |
521 |
< |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
519 |
> |
final ExecutorService e = new DirectExecutorService(); |
520 |
> |
final Collection<Callable<String>> emptyCollection |
521 |
> |
= Collections.emptyList(); |
522 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
523 |
> |
List<Future<String>> r = |
524 |
> |
e.invokeAll(emptyCollection, randomTimeout(), randomTimeUnit()); |
525 |
|
assertTrue(r.isEmpty()); |
521 |
– |
} finally { |
522 |
– |
joinPool(e); |
526 |
|
} |
527 |
|
} |
528 |
|
|
529 |
|
/** |
530 |
< |
* timed invokeAll(c) throws NPE if c has null elements |
530 |
> |
* timed invokeAll(c) throws NullPointerException if c has null elements |
531 |
|
*/ |
532 |
|
public void testTimedInvokeAll3() throws InterruptedException { |
533 |
< |
ExecutorService e = new DirectExecutorService(); |
534 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
535 |
< |
l.add(new StringTask()); |
536 |
< |
l.add(null); |
537 |
< |
try { |
538 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
539 |
< |
shouldThrow(); |
540 |
< |
} catch (NullPointerException success) { |
541 |
< |
} finally { |
539 |
< |
joinPool(e); |
533 |
> |
final ExecutorService e = new DirectExecutorService(); |
534 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
535 |
> |
List<Callable<String>> l = new ArrayList<>(); |
536 |
> |
l.add(new StringTask()); |
537 |
> |
l.add(null); |
538 |
> |
try { |
539 |
> |
e.invokeAll(l, randomTimeout(), randomTimeUnit()); |
540 |
> |
shouldThrow(); |
541 |
> |
} catch (NullPointerException success) {} |
542 |
|
} |
543 |
|
} |
544 |
|
|
546 |
|
* get of returned element of invokeAll(c) throws exception on failed task |
547 |
|
*/ |
548 |
|
public void testTimedInvokeAll4() throws Exception { |
549 |
< |
ExecutorService e = new DirectExecutorService(); |
550 |
< |
try { |
551 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
549 |
> |
final ExecutorService e = new DirectExecutorService(); |
550 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
551 |
> |
List<Callable<String>> l = new ArrayList<>(); |
552 |
|
l.add(new NPETask()); |
553 |
|
List<Future<String>> futures = |
554 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
554 |
> |
e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
555 |
|
assertEquals(1, futures.size()); |
556 |
|
try { |
557 |
|
futures.get(0).get(); |
559 |
|
} catch (ExecutionException success) { |
560 |
|
assertTrue(success.getCause() instanceof NullPointerException); |
561 |
|
} |
560 |
– |
} finally { |
561 |
– |
joinPool(e); |
562 |
|
} |
563 |
|
} |
564 |
|
|
566 |
|
* timed invokeAll(c) returns results of all completed tasks in c |
567 |
|
*/ |
568 |
|
public void testTimedInvokeAll5() throws Exception { |
569 |
< |
ExecutorService e = new DirectExecutorService(); |
570 |
< |
try { |
571 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
569 |
> |
final ExecutorService e = new DirectExecutorService(); |
570 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
571 |
> |
List<Callable<String>> l = new ArrayList<>(); |
572 |
|
l.add(new StringTask()); |
573 |
|
l.add(new StringTask()); |
574 |
|
List<Future<String>> futures = |
575 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
575 |
> |
e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
576 |
|
assertEquals(2, futures.size()); |
577 |
|
for (Future<String> future : futures) |
578 |
|
assertSame(TEST_STRING, future.get()); |
579 |
– |
} finally { |
580 |
– |
joinPool(e); |
579 |
|
} |
580 |
|
} |
581 |
|
|
582 |
|
/** |
583 |
|
* timed invokeAll cancels tasks not completed by timeout |
584 |
|
*/ |
585 |
< |
public void testTimedInvokeAll6() throws InterruptedException { |
586 |
< |
ExecutorService e = new DirectExecutorService(); |
587 |
< |
try { |
588 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
589 |
< |
l.add(new StringTask()); |
590 |
< |
l.add(Executors.callable(possiblyInterruptedRunnable(2 * SHORT_DELAY_MS), TEST_STRING)); |
591 |
< |
l.add(new StringTask()); |
592 |
< |
List<Future<String>> futures = |
593 |
< |
e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS); |
594 |
< |
assertEquals(3, futures.size()); |
595 |
< |
Iterator<Future<String>> it = futures.iterator(); |
596 |
< |
Future<String> f1 = it.next(); |
597 |
< |
Future<String> f2 = it.next(); |
598 |
< |
Future<String> f3 = it.next(); |
599 |
< |
assertTrue(f1.isDone()); |
600 |
< |
assertFalse(f1.isCancelled()); |
601 |
< |
assertTrue(f2.isDone()); |
602 |
< |
assertFalse(f2.isCancelled()); |
603 |
< |
assertTrue(f3.isDone()); |
604 |
< |
assertTrue(f3.isCancelled()); |
605 |
< |
} finally { |
606 |
< |
joinPool(e); |
585 |
> |
public void testTimedInvokeAll6() throws Exception { |
586 |
> |
final ExecutorService e = new DirectExecutorService(); |
587 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
588 |
> |
for (long timeout = timeoutMillis();;) { |
589 |
> |
List<Callable<String>> tasks = new ArrayList<>(); |
590 |
> |
tasks.add(new StringTask("0")); |
591 |
> |
tasks.add(Executors.callable(possiblyInterruptedRunnable(timeout), |
592 |
> |
TEST_STRING)); |
593 |
> |
tasks.add(new StringTask("2")); |
594 |
> |
long startTime = System.nanoTime(); |
595 |
> |
List<Future<String>> futures = |
596 |
> |
e.invokeAll(tasks, timeout, MILLISECONDS); |
597 |
> |
assertEquals(tasks.size(), futures.size()); |
598 |
> |
assertTrue(millisElapsedSince(startTime) >= timeout); |
599 |
> |
for (Future future : futures) |
600 |
> |
assertTrue(future.isDone()); |
601 |
> |
try { |
602 |
> |
assertEquals("0", futures.get(0).get()); |
603 |
> |
assertEquals(TEST_STRING, futures.get(1).get()); |
604 |
> |
} catch (CancellationException retryWithLongerTimeout) { |
605 |
> |
// unusual delay before starting second task |
606 |
> |
timeout *= 2; |
607 |
> |
if (timeout >= LONG_DELAY_MS / 2) |
608 |
> |
fail("expected exactly one task to be cancelled"); |
609 |
> |
continue; |
610 |
> |
} |
611 |
> |
assertTrue(futures.get(2).isCancelled()); |
612 |
> |
break; |
613 |
> |
} |
614 |
|
} |
615 |
|
} |
616 |
|
|