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import java.util.concurrent.Semaphore; |
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import java.util.concurrent.ThreadLocalRandom; |
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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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73 |
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long startTime = System.nanoTime(); |
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while (!s.hasQueuedThread(t)) { |
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if (millisElapsedSince(startTime) > LONG_DELAY_MS) |
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< |
throw new AssertionFailedError("timed out"); |
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> |
throw new AssertionError("timed out"); |
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Thread.yield(); |
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} |
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assertTrue(s.hasQueuedThreads()); |
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long startTime = System.nanoTime(); |
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while (!s.hasQueuedThreads()) { |
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if (millisElapsedSince(startTime) > LONG_DELAY_MS) |
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< |
throw new AssertionFailedError("timed out"); |
90 |
> |
throw new AssertionError("timed out"); |
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Thread.yield(); |
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} |
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} |
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/** |
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* timed tryAcquire times out |
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*/ |
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< |
public void testTryAcquire_timeout() { |
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< |
final boolean fair = ThreadLocalRandom.current().nextBoolean(); |
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> |
public void testTryAcquire_timeout() throws InterruptedException { |
197 |
> |
final boolean fair = randomBoolean(); |
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final Semaphore s = new Semaphore(0, fair); |
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final long startTime = System.nanoTime(); |
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< |
try { assertFalse(s.tryAcquire(timeoutMillis(), MILLISECONDS)); } |
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< |
catch (InterruptedException e) { threadUnexpectedException(e); } |
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> |
assertFalse(s.tryAcquire(timeoutMillis(), MILLISECONDS)); |
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assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
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} |
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/** |
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* timed tryAcquire(N) times out |
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*/ |
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< |
public void testTryAcquireN_timeout() { |
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< |
final boolean fair = ThreadLocalRandom.current().nextBoolean(); |
207 |
> |
public void testTryAcquireN_timeout() throws InterruptedException { |
208 |
> |
final boolean fair = randomBoolean(); |
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final Semaphore s = new Semaphore(2, fair); |
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final long startTime = System.nanoTime(); |
211 |
< |
try { assertFalse(s.tryAcquire(3, timeoutMillis(), MILLISECONDS)); } |
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< |
catch (InterruptedException e) { threadUnexpectedException(e); } |
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> |
assertFalse(s.tryAcquire(3, timeoutMillis(), MILLISECONDS)); |
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assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
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} |
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