59 |
|
} |
60 |
|
|
61 |
|
/** |
62 |
+ |
* Checks that condition c has no waiters. |
63 |
+ |
*/ |
64 |
+ |
void assertHasNoWaiters(PublicReentrantLock lock, Condition c) { |
65 |
+ |
assertHasWaiters(lock, c, new Thread[] {}); |
66 |
+ |
} |
67 |
+ |
|
68 |
+ |
/** |
69 |
+ |
* Checks that condition c has exactly the given waiter threads. |
70 |
+ |
*/ |
71 |
+ |
void assertHasWaiters(PublicReentrantLock lock, Condition c, |
72 |
+ |
Thread... threads) { |
73 |
+ |
lock.lock(); |
74 |
+ |
assertEquals(threads.length > 0, lock.hasWaiters(c)); |
75 |
+ |
assertEquals(threads.length, lock.getWaitQueueLength(c)); |
76 |
+ |
assertEquals(threads.length == 0, lock.getWaitingThreads(c).isEmpty()); |
77 |
+ |
assertEquals(threads.length, lock.getWaitingThreads(c).size()); |
78 |
+ |
assertEquals(new HashSet<Thread>(lock.getWaitingThreads(c)), |
79 |
+ |
new HashSet<Thread>(Arrays.asList(threads))); |
80 |
+ |
lock.unlock(); |
81 |
+ |
} |
82 |
+ |
|
83 |
+ |
/** |
84 |
|
* Constructor sets given fairness |
85 |
|
*/ |
86 |
|
public void testConstructor() { |
153 |
|
lock.unlock(); |
154 |
|
delay(SHORT_DELAY_MS); |
155 |
|
assertFalse(lock.hasQueuedThreads()); |
156 |
< |
t1.join(); |
157 |
< |
t2.join(); |
156 |
> |
awaitTermination(t1); |
157 |
> |
awaitTermination(t2); |
158 |
|
} |
159 |
|
|
160 |
|
/** |
178 |
|
lock.unlock(); |
179 |
|
delay(SHORT_DELAY_MS); |
180 |
|
assertEquals(0, lock.getQueueLength()); |
181 |
< |
t1.join(); |
182 |
< |
t2.join(); |
181 |
> |
awaitTermination(t1); |
182 |
> |
awaitTermination(t2); |
183 |
|
} |
184 |
|
|
185 |
|
/** |
203 |
|
lock.unlock(); |
204 |
|
delay(SHORT_DELAY_MS); |
205 |
|
assertEquals(0, lock.getQueueLength()); |
206 |
< |
t1.join(); |
207 |
< |
t2.join(); |
206 |
> |
awaitTermination(t1); |
207 |
> |
awaitTermination(t2); |
208 |
|
} |
209 |
|
|
210 |
|
/** |
244 |
|
assertFalse(sync.hasQueuedThread(t1)); |
245 |
|
delay(SHORT_DELAY_MS); |
246 |
|
assertFalse(sync.hasQueuedThread(t2)); |
247 |
< |
t1.join(); |
248 |
< |
t2.join(); |
247 |
> |
awaitTermination(t1); |
248 |
> |
awaitTermination(t2); |
249 |
|
} |
250 |
|
|
251 |
|
|
273 |
|
lock.unlock(); |
274 |
|
delay(SHORT_DELAY_MS); |
275 |
|
assertTrue(lock.getQueuedThreads().isEmpty()); |
276 |
< |
t1.join(); |
277 |
< |
t2.join(); |
276 |
> |
awaitTermination(t1); |
277 |
> |
awaitTermination(t2); |
278 |
|
} |
279 |
|
|
280 |
|
|
291 |
|
|
292 |
|
delay(SHORT_DELAY_MS); |
293 |
|
t.interrupt(); |
294 |
< |
t.join(); |
294 |
> |
awaitTermination(t); |
295 |
|
} |
296 |
|
|
297 |
|
|
306 |
|
assertFalse(lock.tryLock()); |
307 |
|
}}); |
308 |
|
|
309 |
< |
t.join(); |
309 |
> |
awaitTermination(t); |
310 |
|
lock.unlock(); |
311 |
|
} |
312 |
|
|
321 |
|
assertFalse(lock.tryLock(1, MILLISECONDS)); |
322 |
|
}}); |
323 |
|
|
324 |
< |
t.join(); |
324 |
> |
awaitTermination(t); |
325 |
|
lock.unlock(); |
326 |
|
} |
327 |
|
|
359 |
|
|
360 |
|
delay(SHORT_DELAY_MS); |
361 |
|
assertTrue(lock.isLocked()); |
362 |
< |
t.join(); |
362 |
> |
awaitTermination(t); |
363 |
|
assertFalse(lock.isLocked()); |
364 |
|
} |
365 |
|
|
375 |
|
t.interrupt(); |
376 |
|
delay(SHORT_DELAY_MS); |
377 |
|
lock.unlock(); |
378 |
< |
t.join(); |
378 |
> |
awaitTermination(t); |
379 |
|
} |
380 |
|
|
381 |
|
/** |
389 |
|
t.interrupt(); |
390 |
|
assertTrue(lock.isLocked()); |
391 |
|
assertTrue(lock.isHeldByCurrentThread()); |
392 |
< |
t.join(); |
392 |
> |
awaitTermination(t); |
393 |
|
} |
394 |
|
|
395 |
|
/** |
468 |
|
lock.lock(); |
469 |
|
c.signal(); |
470 |
|
lock.unlock(); |
471 |
< |
t.join(SHORT_DELAY_MS); |
450 |
< |
assertFalse(t.isAlive()); |
471 |
> |
awaitTermination(t); |
472 |
|
} |
473 |
|
|
474 |
|
/** |
610 |
|
assertFalse(lock.hasWaiters(c)); |
611 |
|
assertEquals(0, lock.getWaitQueueLength(c)); |
612 |
|
lock.unlock(); |
613 |
< |
t.join(SHORT_DELAY_MS); |
593 |
< |
assertFalse(t.isAlive()); |
613 |
> |
awaitTermination(t); |
614 |
|
} |
615 |
|
|
616 |
|
/** |
650 |
|
assertFalse(lock.hasWaiters(c)); |
651 |
|
assertEquals(0, lock.getWaitQueueLength(c)); |
652 |
|
lock.unlock(); |
653 |
< |
t1.join(SHORT_DELAY_MS); |
654 |
< |
t2.join(SHORT_DELAY_MS); |
635 |
< |
assertFalse(t1.isAlive()); |
636 |
< |
assertFalse(t2.isAlive()); |
653 |
> |
awaitTermination(t1); |
654 |
> |
awaitTermination(t2); |
655 |
|
} |
656 |
|
|
657 |
|
/** |
694 |
|
assertFalse(lock.hasWaiters(c)); |
695 |
|
assertTrue(lock.getWaitingThreads(c).isEmpty()); |
696 |
|
lock.unlock(); |
697 |
< |
t1.join(SHORT_DELAY_MS); |
698 |
< |
t2.join(SHORT_DELAY_MS); |
681 |
< |
assertFalse(t1.isAlive()); |
682 |
< |
assertFalse(t2.isAlive()); |
697 |
> |
awaitTermination(t1); |
698 |
> |
awaitTermination(t2); |
699 |
|
} |
700 |
|
|
701 |
|
/** A helper class for uninterruptible wait tests */ |
757 |
|
* await is interruptible |
758 |
|
*/ |
759 |
|
public void testAwait_Interrupt() throws InterruptedException { |
760 |
< |
final ReentrantLock lock = new ReentrantLock(); |
760 |
> |
final PublicReentrantLock lock = new PublicReentrantLock(); |
761 |
|
final Condition c = lock.newCondition(); |
762 |
+ |
final CountDownLatch locked = new CountDownLatch(1); |
763 |
|
Thread t = newStartedThread(new CheckedInterruptedRunnable() { |
764 |
|
public void realRun() throws InterruptedException { |
765 |
|
lock.lock(); |
766 |
< |
c.await(); |
766 |
> |
assertTrue(lock.isLocked()); |
767 |
> |
assertTrue(lock.isHeldByCurrentThread()); |
768 |
> |
assertHasNoWaiters(lock, c); |
769 |
> |
locked.countDown(); |
770 |
> |
try { |
771 |
> |
c.await(); |
772 |
> |
} finally { |
773 |
> |
assertTrue(lock.isLocked()); |
774 |
> |
assertTrue(lock.isHeldByCurrentThread()); |
775 |
> |
assertHasNoWaiters(lock, c); |
776 |
> |
lock.unlock(); |
777 |
> |
assertFalse(Thread.interrupted()); |
778 |
> |
} |
779 |
|
}}); |
780 |
|
|
781 |
< |
delay(SHORT_DELAY_MS); |
781 |
> |
locked.await(); |
782 |
> |
assertHasWaiters(lock, c, t); |
783 |
|
t.interrupt(); |
784 |
< |
t.join(SHORT_DELAY_MS); |
785 |
< |
assertFalse(t.isAlive()); |
784 |
> |
awaitTermination(t); |
785 |
> |
assertFalse(lock.isLocked()); |
786 |
|
} |
787 |
|
|
788 |
|
/** |
799 |
|
|
800 |
|
delay(SHORT_DELAY_MS); |
801 |
|
t.interrupt(); |
802 |
< |
t.join(SHORT_DELAY_MS); |
773 |
< |
assertFalse(t.isAlive()); |
802 |
> |
awaitTermination(t); |
803 |
|
} |
804 |
|
|
805 |
|
/** |
817 |
|
|
818 |
|
delay(SHORT_DELAY_MS); |
819 |
|
t.interrupt(); |
820 |
< |
t.join(SHORT_DELAY_MS); |
792 |
< |
assertFalse(t.isAlive()); |
820 |
> |
awaitTermination(t); |
821 |
|
} |
822 |
|
|
823 |
|
/** |
844 |
|
lock.lock(); |
845 |
|
c.signalAll(); |
846 |
|
lock.unlock(); |
847 |
< |
t1.join(SHORT_DELAY_MS); |
848 |
< |
t2.join(SHORT_DELAY_MS); |
821 |
< |
assertFalse(t1.isAlive()); |
822 |
< |
assertFalse(t2.isAlive()); |
847 |
> |
awaitTermination(t1); |
848 |
> |
awaitTermination(t2); |
849 |
|
} |
850 |
|
|
851 |
|
/** |
878 |
|
lock.lock(); |
879 |
|
c.signalAll(); |
880 |
|
lock.unlock(); |
881 |
< |
t1.join(SHORT_DELAY_MS); |
882 |
< |
t2.join(SHORT_DELAY_MS); |
857 |
< |
assertFalse(t1.isAlive()); |
858 |
< |
assertFalse(t2.isAlive()); |
881 |
> |
awaitTermination(t1); |
882 |
> |
awaitTermination(t2); |
883 |
|
} |
884 |
|
|
885 |
|
/** |