UnwrapTest_filter.java

package com.alibaba.druid.bvt.pool;

import java.sql.Connection;

import junit.framework.TestCase;

import org.junit.Assert;

import com.alibaba.druid.filter.logging.Log4jFilter;
import com.alibaba.druid.filter.logging.LogFilter;
import com.alibaba.druid.filter.stat.MergeStatFilter;
import com.alibaba.druid.filter.stat.StatFilter;
import com.alibaba.druid.pool.DruidDataSource;

public class UnwrapTest_filter extends TestCase {

    private DruidDataSource dataSource;

    protected void setUp() throws Exception {

        dataSource = new DruidDataSource();
        dataSource.setUrl("jdbc:mock:xxx");
        dataSource.setTestOnBorrow(true);
        dataSource.setInitialSize(1);
        dataSource.setValidationQuery("select 1");
        dataSource.setValidationQueryTimeout(10);
        dataSource.setQueryTimeout(100);

        dataSource.setFilters("mergeStat,log4j");
    }

    protected void tearDown() throws Exception {
        dataSource.close();
    }

    public void test_unwrap() throws Exception {
        Connection conn = dataSource.getConnection();
        conn.close();
        
        Assert.assertTrue(dataSource.isWrapperFor(StatFilter.class));
        Assert.assertNotNull(dataSource.unwrap(StatFilter.class));
        
        Assert.assertTrue(dataSource.isWrapperFor(MergeStatFilter.class));
        Assert.assertNotNull(dataSource.unwrap(MergeStatFilter.class));
        
        Assert.assertTrue(dataSource.isWrapperFor(LogFilter.class));
        Assert.assertNotNull(dataSource.unwrap(LogFilter.class));
        
        Assert.assertTrue(dataSource.isWrapperFor(Log4jFilter.class));
        Assert.assertNotNull(dataSource.unwrap(Log4jFilter.class));
    }
}