Heroku MemCached Junit Test

Heroku Memcached Cloud Junit Test

package com.example.cache;
import static org.junit.Assert.*;
import java.io.IOException;
import java.math.BigInteger;
import net.spy.memcached.AddrUtil;
import net.spy.memcached.ConnectionFactoryBuilder;
import net.spy.memcached.MemcachedClient;
import net.spy.memcached.auth.AuthDescriptor;
import net.spy.memcached.auth.PlainCallbackHandler;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.env.Environment;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import com.example.model.Customer;
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration
public class CacheCustomerServiceTest {
	private static final String USERNAME="######";
	private static final String PASSWORD="######";
	private static final String HOST="######";
	@Configuration
	static class ContextConfiguration{
		@Bean
		public MemcachedClient memcachedConfig() {
		try{
			 AuthDescriptor ad = new AuthDescriptor(new String[] { "PLAIN" },
				        new PlainCallbackHandler(USERNAME, PASSWORD));
			MemcachedClient mc = new MemcachedClient(
					new ConnectionFactoryBuilder()
				                  .setProtocol(ConnectionFactoryBuilder.Protocol.BINARY)
				                  .setAuthDescriptor(ad).build(),
		    AddrUtil.getAddresses(HOST));
			return mc;
		} catch (IOException ex) {}
			return null;
		}
	}
	@Autowired MemcachedClient memcachedConfig;
	@Test
	public void testMemCachedSet() {
		memcachedConfig.set("customerKey", 3600, new Customer(new BigInteger("1"), "John", "Doe"));
		Object value = memcachedConfig.get("customerKey");
		System.out.println(value);
	}
}