9 |
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import junit.framework.*; |
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import java.util.*; |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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+ |
import static java.util.concurrent.TimeUnit.NANOSECONDS; |
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import java.util.concurrent.locks.AbstractQueuedSynchronizer; |
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import java.util.concurrent.locks.AbstractQueuedSynchronizer.ConditionObject; |
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|
1214 |
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assertFalse(l.isSignalled()); |
1215 |
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} |
1216 |
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|
1217 |
+ |
/** |
1218 |
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* awaitNanos/timed await with 0 wait times out immediately |
1219 |
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*/ |
1220 |
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public void testAwait_Zero() throws InterruptedException { |
1221 |
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final Mutex sync = new Mutex(); |
1222 |
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final ConditionObject c = sync.newCondition(); |
1223 |
+ |
sync.acquire(); |
1224 |
+ |
assertTrue(c.awaitNanos(0L) <= 0); |
1225 |
+ |
assertFalse(c.await(0L, NANOSECONDS)); |
1226 |
+ |
sync.release(); |
1227 |
+ |
} |
1228 |
+ |
|
1229 |
+ |
/** |
1230 |
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* awaitNanos/timed await with maximum negative wait times does not underflow |
1231 |
+ |
*/ |
1232 |
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public void testAwait_NegativeInfinity() throws InterruptedException { |
1233 |
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final Mutex sync = new Mutex(); |
1234 |
+ |
final ConditionObject c = sync.newCondition(); |
1235 |
+ |
sync.acquire(); |
1236 |
+ |
assertTrue(c.awaitNanos(Long.MIN_VALUE) <= 0); |
1237 |
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assertFalse(c.await(Long.MIN_VALUE, NANOSECONDS)); |
1238 |
+ |
sync.release(); |
1239 |
+ |
} |
1240 |
+ |
|
1241 |
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} |