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* Pat Fisher, Mike Judd. |
7 |
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*/ |
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|
9 |
– |
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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|
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import java.util.Arrays; |
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import java.util.Collection; |
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import java.util.HashSet; |
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import java.util.concurrent.locks.AbstractQueuedLongSynchronizer; |
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import java.util.concurrent.locks.AbstractQueuedLongSynchronizer.ConditionObject; |
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|
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+ |
import junit.framework.AssertionFailedError; |
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import junit.framework.Test; |
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import junit.framework.TestSuite; |
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|
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public class AbstractQueuedLongSynchronizerTest extends JSR166TestCase { |
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public static void main(String[] args) { |
24 |
< |
junit.textui.TestRunner.run(suite()); |
24 |
> |
main(suite(), args); |
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} |
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public static Test suite() { |
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return new TestSuite(AbstractQueuedLongSynchronizerTest.class); |
94 |
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} |
95 |
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|
96 |
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public boolean tryReleaseShared(long ignore) { |
97 |
< |
setState(1 << 62); |
97 |
> |
setState(1L << 62); |
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return true; |
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} |
100 |
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} |
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new HashSet<Thread>(Arrays.asList(threads))); |
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} |
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|
205 |
< |
enum AwaitMethod { await, awaitTimed, awaitNanos, awaitUntil }; |
205 |
> |
enum AwaitMethod { await, awaitTimed, awaitNanos, awaitUntil } |
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|
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/** |
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* Awaits condition using the specified AwaitMethod. |
225 |
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case awaitUntil: |
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assertTrue(c.awaitUntil(delayedDate(timeoutMillis))); |
227 |
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break; |
228 |
+ |
default: |
229 |
+ |
throw new AssertionError(); |
230 |
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} |
231 |
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} |
232 |
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|
246 |
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long nanosTimeout = MILLISECONDS.toNanos(timeoutMillis); |
247 |
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long nanosRemaining = c.awaitNanos(nanosTimeout); |
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assertTrue(nanosRemaining <= 0); |
249 |
+ |
assertTrue(nanosRemaining > -MILLISECONDS.toNanos(LONG_DELAY_MS)); |
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break; |
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case awaitUntil: |
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assertFalse(c.awaitUntil(delayedDate(timeoutMillis))); |
1198 |
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public void testTryAcquireSharedNanos_Timeout() { |
1199 |
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final BooleanLatch l = new BooleanLatch(); |
1200 |
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final BooleanLatch observedQueued = new BooleanLatch(); |
1191 |
– |
final long timeoutMillis = timeoutMillis(); |
1201 |
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Thread t = newStartedThread(new CheckedRunnable() { |
1202 |
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public void realRun() throws InterruptedException { |
1203 |
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assertFalse(l.isSignalled()); |
1219 |
|
assertFalse(l.isSignalled()); |
1220 |
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} |
1221 |
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|
1222 |
+ |
/** |
1223 |
+ |
* awaitNanos/timed await with 0 wait times out immediately |
1224 |
+ |
*/ |
1225 |
+ |
public void testAwait_Zero() throws InterruptedException { |
1226 |
+ |
final Mutex sync = new Mutex(); |
1227 |
+ |
final ConditionObject c = sync.newCondition(); |
1228 |
+ |
sync.acquire(); |
1229 |
+ |
assertTrue(c.awaitNanos(0L) <= 0); |
1230 |
+ |
assertFalse(c.await(0L, NANOSECONDS)); |
1231 |
+ |
sync.release(); |
1232 |
+ |
} |
1233 |
+ |
|
1234 |
+ |
/** |
1235 |
+ |
* awaitNanos/timed await with maximum negative wait times does not underflow |
1236 |
+ |
*/ |
1237 |
+ |
public void testAwait_NegativeInfinity() throws InterruptedException { |
1238 |
+ |
final Mutex sync = new Mutex(); |
1239 |
+ |
final ConditionObject c = sync.newCondition(); |
1240 |
+ |
sync.acquire(); |
1241 |
+ |
assertTrue(c.awaitNanos(Long.MIN_VALUE) <= 0); |
1242 |
+ |
assertFalse(c.await(Long.MIN_VALUE, NANOSECONDS)); |
1243 |
+ |
sync.release(); |
1244 |
+ |
} |
1245 |
+ |
|
1246 |
|
} |