101 |
|
* thread becomes active |
102 |
|
*/ |
103 |
|
public void testGetActiveCount() throws InterruptedException { |
104 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
105 |
|
final ThreadPoolExecutor p = |
106 |
|
new ThreadPoolExecutor(2, 2, |
107 |
|
LONG_DELAY_MS, MILLISECONDS, |
108 |
|
new ArrayBlockingQueue<Runnable>(10)); |
109 |
< |
try (PoolCleaner cleaner = cleaner(p)) { |
109 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
110 |
|
final CountDownLatch threadStarted = new CountDownLatch(1); |
110 |
– |
final CountDownLatch done = new CountDownLatch(1); |
111 |
|
assertEquals(0, p.getActiveCount()); |
112 |
|
p.execute(new CheckedRunnable() { |
113 |
|
public void realRun() throws InterruptedException { |
117 |
|
}}); |
118 |
|
await(threadStarted); |
119 |
|
assertEquals(1, p.getActiveCount()); |
120 |
– |
done.countDown(); |
120 |
|
} |
121 |
|
} |
122 |
|
|
536 |
|
* getQueue returns the work queue, which contains queued tasks |
537 |
|
*/ |
538 |
|
public void testGetQueue() throws InterruptedException { |
539 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
540 |
|
final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
541 |
|
final ThreadPoolExecutor p = |
542 |
|
new ThreadPoolExecutor(1, 1, |
543 |
|
LONG_DELAY_MS, MILLISECONDS, |
544 |
|
q); |
545 |
< |
try (PoolCleaner cleaner = cleaner(p)) { |
545 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
546 |
|
final CountDownLatch threadStarted = new CountDownLatch(1); |
547 |
– |
final CountDownLatch done = new CountDownLatch(1); |
547 |
|
FutureTask[] tasks = new FutureTask[5]; |
548 |
|
for (int i = 0; i < tasks.length; i++) { |
549 |
|
Callable task = new CheckedCallable<Boolean>() { |
561 |
|
assertFalse(q.contains(tasks[0])); |
562 |
|
assertTrue(q.contains(tasks[tasks.length - 1])); |
563 |
|
assertEquals(tasks.length - 1, q.size()); |
565 |
– |
done.countDown(); |
564 |
|
} |
565 |
|
} |
566 |
|
|
568 |
|
* remove(task) removes queued task, and fails to remove active task |
569 |
|
*/ |
570 |
|
public void testRemove() throws InterruptedException { |
571 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
572 |
|
BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
573 |
|
final ThreadPoolExecutor p = |
574 |
|
new ThreadPoolExecutor(1, 1, |
575 |
|
LONG_DELAY_MS, MILLISECONDS, |
576 |
|
q); |
577 |
< |
try (PoolCleaner cleaner = cleaner(p)) { |
577 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
578 |
|
Runnable[] tasks = new Runnable[6]; |
579 |
|
final CountDownLatch threadStarted = new CountDownLatch(1); |
581 |
– |
final CountDownLatch done = new CountDownLatch(1); |
580 |
|
for (int i = 0; i < tasks.length; i++) { |
581 |
|
tasks[i] = new CheckedRunnable() { |
582 |
|
public void realRun() throws InterruptedException { |
595 |
|
assertTrue(q.contains(tasks[3])); |
596 |
|
assertTrue(p.remove(tasks[3])); |
597 |
|
assertFalse(q.contains(tasks[3])); |
600 |
– |
done.countDown(); |
598 |
|
} |
599 |
|
} |
600 |
|
|
1050 |
|
* execute throws RejectedExecutionException if saturated. |
1051 |
|
*/ |
1052 |
|
public void testSaturatedExecute() { |
1053 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
1054 |
|
final ThreadPoolExecutor p = |
1055 |
|
new ThreadPoolExecutor(1, 1, |
1056 |
|
LONG_DELAY_MS, MILLISECONDS, |
1057 |
|
new ArrayBlockingQueue<Runnable>(1)); |
1058 |
< |
try (PoolCleaner cleaner = cleaner(p)) { |
1061 |
< |
final CountDownLatch done = new CountDownLatch(1); |
1058 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1059 |
|
Runnable task = new CheckedRunnable() { |
1060 |
|
public void realRun() throws InterruptedException { |
1061 |
|
await(done); |
1069 |
|
} catch (RejectedExecutionException success) {} |
1070 |
|
assertTrue(p.getTaskCount() <= 2); |
1071 |
|
} |
1075 |
– |
done.countDown(); |
1072 |
|
} |
1073 |
|
} |
1074 |
|
|
1076 |
|
* submit(runnable) throws RejectedExecutionException if saturated. |
1077 |
|
*/ |
1078 |
|
public void testSaturatedSubmitRunnable() { |
1079 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
1080 |
|
final ThreadPoolExecutor p = |
1081 |
|
new ThreadPoolExecutor(1, 1, |
1082 |
|
LONG_DELAY_MS, MILLISECONDS, |
1083 |
|
new ArrayBlockingQueue<Runnable>(1)); |
1084 |
< |
try (PoolCleaner cleaner = cleaner(p)) { |
1088 |
< |
final CountDownLatch done = new CountDownLatch(1); |
1084 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1085 |
|
Runnable task = new CheckedRunnable() { |
1086 |
|
public void realRun() throws InterruptedException { |
1087 |
|
await(done); |
1095 |
|
} catch (RejectedExecutionException success) {} |
1096 |
|
assertTrue(p.getTaskCount() <= 2); |
1097 |
|
} |
1102 |
– |
done.countDown(); |
1098 |
|
} |
1099 |
|
} |
1100 |
|
|
1102 |
|
* submit(callable) throws RejectedExecutionException if saturated. |
1103 |
|
*/ |
1104 |
|
public void testSaturatedSubmitCallable() { |
1105 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
1106 |
|
final ThreadPoolExecutor p = |
1107 |
|
new ThreadPoolExecutor(1, 1, |
1108 |
|
LONG_DELAY_MS, MILLISECONDS, |
1109 |
|
new ArrayBlockingQueue<Runnable>(1)); |
1110 |
< |
try (PoolCleaner cleaner = cleaner(p)) { |
1115 |
< |
final CountDownLatch done = new CountDownLatch(1); |
1110 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1111 |
|
Runnable task = new CheckedRunnable() { |
1112 |
|
public void realRun() throws InterruptedException { |
1113 |
|
await(done); |
1121 |
|
} catch (RejectedExecutionException success) {} |
1122 |
|
assertTrue(p.getTaskCount() <= 2); |
1123 |
|
} |
1129 |
– |
done.countDown(); |
1124 |
|
} |
1125 |
|
} |
1126 |
|
|
1157 |
|
* executor using DiscardPolicy drops task if saturated. |
1158 |
|
*/ |
1159 |
|
public void testSaturatedExecute3() { |
1160 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
1161 |
|
final TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
1162 |
|
for (int i = 0; i < tasks.length; ++i) |
1163 |
|
tasks[i] = new TrackedNoOpRunnable(); |
1166 |
|
LONG_DELAY_MS, MILLISECONDS, |
1167 |
|
new ArrayBlockingQueue<Runnable>(1), |
1168 |
|
new ThreadPoolExecutor.DiscardPolicy()); |
1169 |
< |
try (PoolCleaner cleaner = cleaner(p)) { |
1175 |
< |
final CountDownLatch done = new CountDownLatch(1); |
1169 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1170 |
|
p.execute(awaiter(done)); |
1171 |
|
|
1172 |
|
for (TrackedNoOpRunnable task : tasks) |
1173 |
|
p.execute(task); |
1174 |
|
for (int i = 1; i < tasks.length; i++) |
1175 |
|
assertFalse(tasks[i].done); |
1182 |
– |
done.countDown(); |
1176 |
|
} |
1177 |
|
for (int i = 1; i < tasks.length; i++) |
1178 |
|
assertFalse(tasks[i].done); |
1192 |
|
LONG_DELAY_MS, MILLISECONDS, |
1193 |
|
new ArrayBlockingQueue<Runnable>(1), |
1194 |
|
new ThreadPoolExecutor.DiscardOldestPolicy()); |
1195 |
< |
try (PoolCleaner cleaner = cleaner(p)) { |
1195 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1196 |
|
assertEquals(LatchAwaiter.NEW, r1.state); |
1197 |
|
assertEquals(LatchAwaiter.NEW, r2.state); |
1198 |
|
assertEquals(LatchAwaiter.NEW, r3.state); |
1202 |
|
p.execute(r3); |
1203 |
|
assertFalse(p.getQueue().contains(r2)); |
1204 |
|
assertTrue(p.getQueue().contains(r3)); |
1212 |
– |
done.countDown(); |
1205 |
|
} |
1206 |
|
assertEquals(LatchAwaiter.DONE, r1.state); |
1207 |
|
assertEquals(LatchAwaiter.NEW, r2.state); |
2020 |
|
* get(cancelled task) throws CancellationException |
2021 |
|
*/ |
2022 |
|
public void testGet_cancelled() throws Exception { |
2023 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
2024 |
|
final ExecutorService e = |
2025 |
|
new ThreadPoolExecutor(1, 1, |
2026 |
|
LONG_DELAY_MS, MILLISECONDS, |
2027 |
|
new LinkedBlockingQueue<Runnable>()); |
2028 |
< |
try (PoolCleaner cleaner = cleaner(e)) { |
2028 |
> |
try (PoolCleaner cleaner = cleaner(e, done)) { |
2029 |
|
final CountDownLatch blockerStarted = new CountDownLatch(1); |
2037 |
– |
final CountDownLatch done = new CountDownLatch(1); |
2030 |
|
final List<Future<?>> futures = new ArrayList<>(); |
2031 |
|
for (int i = 0; i < 2; i++) { |
2032 |
|
Runnable r = new CheckedRunnable() { public void realRun() |
2050 |
|
assertTrue(future.isCancelled()); |
2051 |
|
assertTrue(future.isDone()); |
2052 |
|
} |
2061 |
– |
done.countDown(); |
2053 |
|
} |
2054 |
|
} |
2055 |
|
|