| 110 |
|
/** |
| 111 |
|
* If poll returns non-null, the returned task is completed |
| 112 |
|
*/ |
| 113 |
< |
public void testPoll1() throws InterruptedException { |
| 113 |
> |
public void testPoll1() throws Exception { |
| 114 |
|
ExecutorService e = Executors.newCachedThreadPool(); |
| 115 |
|
ExecutorCompletionService ecs = new ExecutorCompletionService(e); |
| 116 |
|
try { |
| 117 |
|
assertNull(ecs.poll()); |
| 118 |
|
Callable c = new StringTask(); |
| 119 |
|
ecs.submit(c); |
| 120 |
< |
delay(SHORT_DELAY_MS); |
| 121 |
< |
for (;;) { |
| 122 |
< |
Future f = ecs.poll(); |
| 123 |
< |
if (f != null) { |
| 124 |
< |
assertTrue(f.isDone()); |
| 125 |
< |
break; |
| 126 |
< |
} |
| 120 |
> |
|
| 121 |
> |
long startTime = System.nanoTime(); |
| 122 |
> |
Future f; |
| 123 |
> |
while ((f = ecs.poll()) == null) { |
| 124 |
> |
if (millisElapsedSince(startTime) > LONG_DELAY_MS) |
| 125 |
> |
fail("timed out"); |
| 126 |
> |
Thread.yield(); |
| 127 |
|
} |
| 128 |
+ |
assertTrue(f.isDone()); |
| 129 |
+ |
assertSame(TEST_STRING, f.get()); |
| 130 |
|
} finally { |
| 131 |
|
joinPool(e); |
| 132 |
|
} |
