// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License.  Citrix Systems, Inc.
// reserves all rights not expressly granted by 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.
// 
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.utils.db;

import junit.framework.Assert;
import junit.framework.TestCase;

import org.apache.log4j.Logger;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;

public class Merovingian2Test extends TestCase {
    static final Logger s_logger = Logger.getLogger(Merovingian2Test.class);
    Merovingian2 _lockMaster = Merovingian2.createLockMaster(1234);
    
    @Override @Before
    protected void setUp() throws Exception {
        _lockMaster.cleanupThisServer();
    }
    
    @Override @After
    protected void tearDown() throws Exception {
        _lockMaster.cleanupThisServer();
    }

    @Test
    public void testLockAndRelease() {
        
        s_logger.info("Testing first acquire");
        boolean result = _lockMaster.acquire("first"+1234, 5);
        Assert.assertTrue(result);
        
        s_logger.info("Testing acquire of different lock");
        result = _lockMaster.acquire("second"+1234, 5);
        Assert.assertTrue(result);
        
        s_logger.info("Testing reacquire of the same lock");
        result = _lockMaster.acquire("first"+1234, 5);
        Assert.assertTrue(result);
        
        int count = _lockMaster.owns("first"+1234);
        Assert.assertEquals(count, 2);
        
        count = _lockMaster.owns("second"+1234);
        Assert.assertEquals(count, 1);
        
        s_logger.info("Testing release of the first lock");
        result = _lockMaster.release("first"+1234);
        Assert.assertTrue(result);
        
        count = _lockMaster.owns("first"+1234);
        Assert.assertEquals(count, 1);
        
        s_logger.info("Testing release of the second lock");
        result = _lockMaster.release("second"+1234);
        Assert.assertTrue(result);
        
        result = _lockMaster.release("first"+1234);
        Assert.assertTrue(result);
    }
    
}