6 |
|
* Pat Fisher, Mike Judd. |
7 |
|
*/ |
8 |
|
|
9 |
– |
|
9 |
|
import junit.framework.*; |
10 |
|
import java.util.*; |
11 |
|
import java.util.concurrent.*; |
12 |
|
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
14 |
– |
import java.math.BigInteger; |
13 |
|
import java.security.*; |
14 |
|
|
15 |
|
public class ExecutorsTest extends JSR166TestCase { |
52 |
|
} catch (NullPointerException success) {} |
53 |
|
} |
54 |
|
|
57 |
– |
|
55 |
|
/** |
56 |
|
* A new SingleThreadExecutor can execute runnables |
57 |
|
*/ |
98 |
|
} |
99 |
|
} |
100 |
|
|
104 |
– |
|
101 |
|
/** |
102 |
|
* A new newFixedThreadPool can execute runnables |
103 |
|
*/ |
140 |
|
} catch (IllegalArgumentException success) {} |
141 |
|
} |
142 |
|
|
147 |
– |
|
143 |
|
/** |
144 |
|
* An unconfigurable newFixedThreadPool can execute runnables |
145 |
|
*/ |
146 |
< |
public void testunconfigurableExecutorService() { |
146 |
> |
public void testUnconfigurableExecutorService() { |
147 |
|
ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2)); |
148 |
|
e.execute(new NoOpRunnable()); |
149 |
|
e.execute(new NoOpRunnable()); |
154 |
|
/** |
155 |
|
* unconfigurableExecutorService(null) throws NPE |
156 |
|
*/ |
157 |
< |
public void testunconfigurableExecutorServiceNPE() { |
157 |
> |
public void testUnconfigurableExecutorServiceNPE() { |
158 |
|
try { |
159 |
|
ExecutorService e = Executors.unconfigurableExecutorService(null); |
160 |
|
shouldThrow(); |
164 |
|
/** |
165 |
|
* unconfigurableScheduledExecutorService(null) throws NPE |
166 |
|
*/ |
167 |
< |
public void testunconfigurableScheduledExecutorServiceNPE() { |
167 |
> |
public void testUnconfigurableScheduledExecutorServiceNPE() { |
168 |
|
try { |
169 |
|
ExecutorService e = Executors.unconfigurableScheduledExecutorService(null); |
170 |
|
shouldThrow(); |
171 |
|
} catch (NullPointerException success) {} |
172 |
|
} |
173 |
|
|
179 |
– |
|
174 |
|
/** |
175 |
|
* a newSingleThreadScheduledExecutor successfully runs delayed task |
176 |
|
*/ |
177 |
|
public void testNewSingleThreadScheduledExecutor() throws Exception { |
178 |
|
ScheduledExecutorService p = Executors.newSingleThreadScheduledExecutor(); |
179 |
|
try { |
180 |
< |
final CountDownLatch done = new CountDownLatch(1); |
180 |
> |
final CountDownLatch proceed = new CountDownLatch(1); |
181 |
|
final Runnable task = new CheckedRunnable() { |
182 |
|
public void realRun() { |
183 |
< |
done.countDown(); |
183 |
> |
await(proceed); |
184 |
|
}}; |
185 |
+ |
long startTime = System.nanoTime(); |
186 |
|
Future f = p.schedule(Executors.callable(task, Boolean.TRUE), |
187 |
< |
SHORT_DELAY_MS, MILLISECONDS); |
187 |
> |
timeoutMillis(), MILLISECONDS); |
188 |
|
assertFalse(f.isDone()); |
189 |
< |
assertTrue(done.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
190 |
< |
assertSame(Boolean.TRUE, f.get(SMALL_DELAY_MS, MILLISECONDS)); |
189 |
> |
proceed.countDown(); |
190 |
> |
assertSame(Boolean.TRUE, f.get(LONG_DELAY_MS, MILLISECONDS)); |
191 |
|
assertSame(Boolean.TRUE, f.get()); |
192 |
|
assertTrue(f.isDone()); |
193 |
+ |
assertFalse(f.isCancelled()); |
194 |
+ |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
195 |
|
} finally { |
196 |
|
joinPool(p); |
197 |
|
} |
200 |
|
/** |
201 |
|
* a newScheduledThreadPool successfully runs delayed task |
202 |
|
*/ |
203 |
< |
public void testnewScheduledThreadPool() throws Exception { |
203 |
> |
public void testNewScheduledThreadPool() throws Exception { |
204 |
|
ScheduledExecutorService p = Executors.newScheduledThreadPool(2); |
205 |
|
try { |
206 |
< |
final CountDownLatch done = new CountDownLatch(1); |
206 |
> |
final CountDownLatch proceed = new CountDownLatch(1); |
207 |
|
final Runnable task = new CheckedRunnable() { |
208 |
|
public void realRun() { |
209 |
< |
done.countDown(); |
209 |
> |
await(proceed); |
210 |
|
}}; |
211 |
+ |
long startTime = System.nanoTime(); |
212 |
|
Future f = p.schedule(Executors.callable(task, Boolean.TRUE), |
213 |
< |
SHORT_DELAY_MS, MILLISECONDS); |
213 |
> |
timeoutMillis(), MILLISECONDS); |
214 |
|
assertFalse(f.isDone()); |
215 |
< |
assertTrue(done.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
216 |
< |
assertSame(Boolean.TRUE, f.get(SMALL_DELAY_MS, MILLISECONDS)); |
215 |
> |
proceed.countDown(); |
216 |
> |
assertSame(Boolean.TRUE, f.get(LONG_DELAY_MS, MILLISECONDS)); |
217 |
|
assertSame(Boolean.TRUE, f.get()); |
218 |
|
assertTrue(f.isDone()); |
219 |
+ |
assertFalse(f.isCancelled()); |
220 |
+ |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
221 |
|
} finally { |
222 |
|
joinPool(p); |
223 |
|
} |
226 |
|
/** |
227 |
|
* an unconfigurable newScheduledThreadPool successfully runs delayed task |
228 |
|
*/ |
229 |
< |
public void testunconfigurableScheduledExecutorService() throws Exception { |
229 |
> |
public void testUnconfigurableScheduledExecutorService() throws Exception { |
230 |
|
ScheduledExecutorService p = |
231 |
|
Executors.unconfigurableScheduledExecutorService |
232 |
|
(Executors.newScheduledThreadPool(2)); |
233 |
|
try { |
234 |
< |
final CountDownLatch done = new CountDownLatch(1); |
234 |
> |
final CountDownLatch proceed = new CountDownLatch(1); |
235 |
|
final Runnable task = new CheckedRunnable() { |
236 |
|
public void realRun() { |
237 |
< |
done.countDown(); |
237 |
> |
await(proceed); |
238 |
|
}}; |
239 |
+ |
long startTime = System.nanoTime(); |
240 |
|
Future f = p.schedule(Executors.callable(task, Boolean.TRUE), |
241 |
< |
SHORT_DELAY_MS, MILLISECONDS); |
241 |
> |
timeoutMillis(), MILLISECONDS); |
242 |
|
assertFalse(f.isDone()); |
243 |
< |
assertTrue(done.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
244 |
< |
assertSame(Boolean.TRUE, f.get(SMALL_DELAY_MS, MILLISECONDS)); |
243 |
> |
proceed.countDown(); |
244 |
> |
assertSame(Boolean.TRUE, f.get(LONG_DELAY_MS, MILLISECONDS)); |
245 |
|
assertSame(Boolean.TRUE, f.get()); |
246 |
|
assertTrue(f.isDone()); |
247 |
+ |
assertFalse(f.isCancelled()); |
248 |
+ |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
249 |
|
} finally { |
250 |
|
joinPool(p); |
251 |
|
} |
255 |
|
* Future.get on submitted tasks will time out if they compute too long. |
256 |
|
*/ |
257 |
|
public void testTimedCallable() throws Exception { |
258 |
+ |
final ExecutorService[] executors = { |
259 |
+ |
Executors.newSingleThreadExecutor(), |
260 |
+ |
Executors.newCachedThreadPool(), |
261 |
+ |
Executors.newFixedThreadPool(2), |
262 |
+ |
Executors.newScheduledThreadPool(2), |
263 |
+ |
}; |
264 |
+ |
|
265 |
|
final Runnable sleeper = new CheckedInterruptedRunnable() { |
266 |
|
public void realRun() throws InterruptedException { |
267 |
|
delay(LONG_DELAY_MS); |
268 |
|
}}; |
269 |
< |
for (ExecutorService executor : |
270 |
< |
new ExecutorService[] { |
271 |
< |
Executors.newSingleThreadExecutor(), |
272 |
< |
Executors.newCachedThreadPool(), |
273 |
< |
Executors.newFixedThreadPool(2), |
274 |
< |
Executors.newScheduledThreadPool(2), |
275 |
< |
}) { |
276 |
< |
try { |
277 |
< |
Future future = executor.submit(sleeper); |
268 |
< |
try { |
269 |
< |
future.get(SHORT_DELAY_MS, MILLISECONDS); |
270 |
< |
shouldThrow(); |
271 |
< |
} catch (TimeoutException success) { |
272 |
< |
} finally { |
273 |
< |
future.cancel(true); |
274 |
< |
} |
275 |
< |
} |
276 |
< |
finally { |
277 |
< |
joinPool(executor); |
278 |
< |
} |
269 |
> |
|
270 |
> |
List<Thread> threads = new ArrayList<Thread>(); |
271 |
> |
for (final ExecutorService executor : executors) { |
272 |
> |
threads.add(newStartedThread(new CheckedRunnable() { |
273 |
> |
public void realRun() { |
274 |
> |
long startTime = System.nanoTime(); |
275 |
> |
Future future = executor.submit(sleeper); |
276 |
> |
assertFutureTimesOut(future); |
277 |
> |
}})); |
278 |
|
} |
279 |
+ |
for (Thread thread : threads) |
280 |
+ |
awaitTermination(thread); |
281 |
+ |
for (ExecutorService executor : executors) |
282 |
+ |
joinPool(executor); |
283 |
|
} |
284 |
|
|
282 |
– |
|
285 |
|
/** |
286 |
|
* ThreadPoolExecutor using defaultThreadFactory has |
287 |
|
* specified group, priority, daemon status, and name |
288 |
|
*/ |
289 |
|
public void testDefaultThreadFactory() throws Exception { |
290 |
|
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
291 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
292 |
|
Runnable r = new CheckedRunnable() { |
293 |
|
public void realRun() { |
294 |
|
try { |
306 |
|
} catch (SecurityException ok) { |
307 |
|
// Also pass if not allowed to change setting |
308 |
|
} |
309 |
+ |
done.countDown(); |
310 |
|
}}; |
311 |
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
312 |
|
|
313 |
|
e.execute(r); |
314 |
+ |
await(done); |
315 |
+ |
|
316 |
|
try { |
317 |
|
e.shutdown(); |
318 |
|
} catch (SecurityException ok) { |
319 |
|
} |
320 |
|
|
321 |
< |
try { |
316 |
< |
delay(SHORT_DELAY_MS); |
317 |
< |
} finally { |
318 |
< |
joinPool(e); |
319 |
< |
} |
321 |
> |
joinPool(e); |
322 |
|
} |
323 |
|
|
324 |
|
/** |
327 |
|
* access control context and context class loader |
328 |
|
*/ |
329 |
|
public void testPrivilegedThreadFactory() throws Exception { |
330 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
331 |
|
Runnable r = new CheckedRunnable() { |
332 |
|
public void realRun() throws Exception { |
333 |
|
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
348 |
|
assertTrue(name.endsWith("thread-1")); |
349 |
|
assertSame(thisccl, current.getContextClassLoader()); |
350 |
|
assertEquals(thisacc, AccessController.getContext()); |
351 |
+ |
done.countDown(); |
352 |
|
}}; |
353 |
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
354 |
|
e.execute(r); |
355 |
+ |
await(done); |
356 |
|
e.shutdown(); |
352 |
– |
delay(SHORT_DELAY_MS); |
357 |
|
joinPool(e); |
358 |
|
}}; |
359 |
|
|
391 |
|
} |
392 |
|
} |
393 |
|
|
390 |
– |
|
394 |
|
/** |
395 |
|
* Without class loader permissions, creating |
396 |
|
* privilegedCallableUsingCurrentClassLoader throws ACE |
413 |
|
* With class loader permissions, calling |
414 |
|
* privilegedCallableUsingCurrentClassLoader does not throw ACE |
415 |
|
*/ |
416 |
< |
public void testprivilegedCallableUsingCCLWithPrivs() throws Exception { |
416 |
> |
public void testPrivilegedCallableUsingCCLWithPrivs() throws Exception { |
417 |
|
Runnable r = new CheckedRunnable() { |
418 |
|
public void realRun() throws Exception { |
419 |
|
Executors.privilegedCallableUsingCurrentClassLoader |
429 |
|
/** |
430 |
|
* Without permissions, calling privilegedCallable throws ACE |
431 |
|
*/ |
432 |
< |
public void testprivilegedCallableWithNoPrivs() throws Exception { |
432 |
> |
public void testPrivilegedCallableWithNoPrivs() throws Exception { |
433 |
|
// Avoid classloader-related SecurityExceptions in swingui.TestRunner |
434 |
|
Executors.privilegedCallable(new CheckCCL()); |
435 |
|
|
501 |
|
/** |
502 |
|
* With permissions, calling privilegedCallable succeeds |
503 |
|
*/ |
504 |
< |
public void testprivilegedCallableWithPrivs() throws Exception { |
504 |
> |
public void testPrivilegedCallableWithPrivs() throws Exception { |
505 |
|
Runnable r = new CheckedRunnable() { |
506 |
|
public void realRun() throws Exception { |
507 |
|
Executors.privilegedCallable(new CheckCCL()).call(); |
546 |
|
assertSame(one, c.call()); |
547 |
|
} |
548 |
|
|
546 |
– |
|
549 |
|
/** |
550 |
|
* callable(null Runnable) throws NPE |
551 |
|
*/ |
586 |
|
} catch (NullPointerException success) {} |
587 |
|
} |
588 |
|
|
587 |
– |
|
589 |
|
} |