content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.apache.ambari.server.logging;
  
  import static org.easymock.EasyMock.expect;
  
  import java.util.concurrent.locks.Lock;
  import java.util.concurrent.locks.ReadWriteLock;
  import java.util.concurrent.locks.ReentrantLock;
  import java.util.concurrent.locks.ReentrantReadWriteLock;
  
  import org.apache.ambari.server.configuration.Configuration;
  import org.easymock.EasyMockSupport;
  import org.junit.Assert;
  import org.junit.Test;
  
  public class LockFactoryTest extends EasyMockSupport {
  
    @Test
    public void createsRegularLockIfDebugIsDisabled() {
      Configuration config = createNiceMock(Configuration.class);
      expect(config.isServerLocksProfilingEnabled()).andReturn(false);
      replayAll();
  
      LockFactory factory = new LockFactory(config);
      Lock lock = factory.newLock();
      Assert.assertTrue(lock instanceof ReentrantLock);
      verifyAll();
    }
  
    @Test
    public void createsRegularReadWriteLockIfDebugIsDisabled() {
      Configuration config = createNiceMock(Configuration.class);
      expect(config.isServerLocksProfilingEnabled()).andReturn(false);
      replayAll();
  
      LockFactory factory = new LockFactory(config);
      ReadWriteLock lock = factory.newReadWriteLock();
      Assert.assertTrue(lock instanceof ReentrantReadWriteLock);
      verifyAll();
    }
  
    @Test
    public void createsProfiledLockIfProfilingIsEnabled() {
      Configuration config = createNiceMock(Configuration.class);
      expect(config.isServerLocksProfilingEnabled()).andReturn(true);
      replayAll();
  
      LockFactory factory = new LockFactory(config);
      Lock lock = factory.newLock();
  
      Assert.assertTrue(lock instanceof ProfiledReentrantLock);
  
      String label = ((ProfiledLock) lock).getLabel();
      Assert.assertTrue(label, label.contains("LockFactoryTest.java"));
  
      verifyAll();
    }
  
    @Test
    public void createsProfiledReadWriteLockIfProfilingIsEnabled() {
      Configuration config = createNiceMock(Configuration.class);
      expect(config.isServerLocksProfilingEnabled()).andReturn(true);
      replayAll();
  
      LockFactory factory = new LockFactory(config);
      ReadWriteLock lock = factory.newReadWriteLock();
  
      Assert.assertTrue(lock instanceof ProfiledReentrantReadWriteLock);
  
      String readLockLabel = ((ProfiledReentrantReadWriteLock) lock).readLock().getLabel();
      Assert.assertTrue(readLockLabel, readLockLabel.contains("LockFactoryTest.java"));
  
      String writeLockLabel = ((ProfiledReentrantReadWriteLock) lock).writeLock().getLabel();
      Assert.assertTrue(writeLockLabel, writeLockLabel.contains("LockFactoryTest.java"));
  
      verifyAll();
    }
  
  }
  