/*
* Copyright (c) 2017 Pantheon Technologies s.r.o. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.controller.cluster.access.client;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
public class InversibleLockTest {
private InversibleLock lock;
private ScheduledExecutorService executor;
@Before
public void setUp() throws Exception {
lock = new InversibleLock();
executor = Executors.newScheduledThreadPool(1);
}
@After
public void tearDown() throws Exception {
executor.shutdownNow();
}
@Test(timeout = 2000)
public void testWriteLockUnlock() throws Exception {
final long stamp = lock.writeLock();
Assert.assertTrue(lock.validate(stamp));
executor.schedule(() -> lock.unlockWrite(stamp), 500, TimeUnit.MILLISECONDS);
try {
lock.optimisticRead();
} catch (final InversibleLockException e) {
e.awaitResolution();
}
}
@Test
public void testLockAfterRead() throws Exception {
final long readStamp = lock.optimisticRead();
lock.writeLock();
Assert.assertFalse(lock.validate(readStamp));
}
}