LocalBindingThreadPoolStatisticsTest.java

/*******************************************************************************
 * Copyright (c) 2006-2010 eBay Inc. All Rights Reserved.
 * Licensed 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
 *******************************************************************************/
package org.ebayopensource.turmeric.runtime.tests.common.sif.localbinding;

import static org.junit.Assert.*;

import java.util.concurrent.Callable;
import java.util.concurrent.Future;

import org.ebayopensource.turmeric.runtime.common.pipeline.MessageContext;
import org.ebayopensource.turmeric.runtime.common.utils.ThreadPoolConfig;
import org.ebayopensource.turmeric.runtime.sif.impl.internal.pipeline.LocalBindingThreadPool;
import org.ebayopensource.turmeric.runtime.sif.impl.internal.pipeline.LocalBindingThreadPool.ThreadPoolStats;
import org.junit.Test;


public class LocalBindingThreadPoolStatisticsTest extends BaseLocalBindingTestCase implements Callable<MessageContext> {

	private int m_oldActiveCount;
	private int m_oldPoolSize;
	private int m_oldIdleThreadCount;

	// Implementation of Callable.call() method
	public MessageContext call(){
		ThreadPoolStats tpStats = LocalBindingThreadPool.getInstance().getStatistics();
		
		int newActiveCount = tpStats.getActiveCount();
		int newPoolSize = tpStats.getPoolSize();
		m_oldIdleThreadCount = tpStats.getIdleThreadCount();
		
		assertEquals(newActiveCount, m_oldActiveCount+1);
		assertEquals(newPoolSize, m_oldPoolSize+1);
		return null;
	}
	
	public LocalBindingThreadPoolStatisticsTest() throws Exception{
		super();
	}
	
	@Test
	public void localBindingThreadPoolStatistics() throws Exception {
		ThreadPoolStats tpStats = LocalBindingThreadPool.getInstance().getStatistics();
		m_oldActiveCount = tpStats.getActiveCount();
		m_oldPoolSize = tpStats.getPoolSize();

		Future<MessageContext> future = LocalBindingThreadPool.getInstance().execute(this);
		future.get();
		
		int newIdleThreadCount = LocalBindingThreadPool.getInstance().getStatistics().getIdleThreadCount();
		assertEquals(newIdleThreadCount, m_oldIdleThreadCount+1);
	}

	@Test
	public void localBindingThreadPoolName()  throws Exception {
		ThreadPoolStats tpStats = LocalBindingThreadPool.getInstance().getStatistics();
		String tpName = tpStats.getThreadPoolname();
		assertTrue(tpName.length()>0);
	}
	
	@Test
	public void localBindingThreadPoolKeepAlive()  throws Exception {
		ThreadPoolConfig tpConf = LocalBindingThreadPool.getInstance().getConfiguration();
		ThreadPoolStats tpStats = LocalBindingThreadPool.getInstance().getStatistics();
		
		Long keepAliveFromConf = tpConf.getKeepAliveTimeInSec();
		Long keepAliveFromStats = tpStats.getKeepAliveTimeInSecs();
		
		assertEquals(keepAliveFromConf, keepAliveFromStats);
	}
}