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DruidFilterTestCase.java
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DruidFilterTestCase.java
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package com.alibaba.druid.spring.boot.testcase;
import java.util.List;
import javax.annotation.Resource;
import com.alibaba.druid.filter.Filter;
import com.alibaba.druid.filter.FilterAdapter;
import com.alibaba.druid.pool.DruidDataSource;
import com.alibaba.druid.proxy.jdbc.DataSourceProxy;
import com.alibaba.druid.spring.boot.demo.DemoApplication;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.stereotype.Component;
import org.springframework.test.context.ActiveProfiles;
import org.springframework.test.context.junit4.SpringRunner;
import static org.assertj.core.api.Assertions.assertThat;
/**
* @author lihengming [89921218@qq.com]
*/
@RunWith(SpringRunner.class)
@SpringBootTest(classes = {DemoApplication.class, DruidFilterTestCase.Config.class})
@ActiveProfiles("filter")
public class DruidFilterTestCase {
@Resource
private DruidDataSource dataSource;
@Test
public void test() {
List<Filter> filters = dataSource.getProxyFilters();
//配置文件中3个,自定义1个,共4个
assertThat(filters.size()).isEqualTo(4);
}
/**
* @author dk
* 用于此测试的一个配置,仅加入了一个自定义的Filter,此Filter打印出数据库连接url
*/
@Configuration
@ComponentScan
public static class Config{
/**
* @author dk
*/
@Component
public static class SomeCustomFilter extends FilterAdapter {
private static Logger logger = LoggerFactory.getLogger(SomeCustomFilter.class);
@Override
public void init(DataSourceProxy dataSourceProxy){
if (!(dataSourceProxy instanceof DruidDataSource)) {
logger.error("ConfigLoader only support DruidDataSource");
}
DruidDataSource dataSource = (DruidDataSource) dataSourceProxy;
logger.info("db configuration: url="+ dataSource.getUrl());
}
}
}
}