[실제 코드] JUnit 테스트 클래스 예시

package humanframe.test.service;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import humanframe.backoffice.service.BbsService;
import humanframe.backoffice.vo.BbsVO;

@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = {
    "classpath:humanframe/spring/context-common.xml",
    "classpath:humanframe/spring/context-datasource.xml",
    "classpath:humanframe/spring/context-mapper.xml"
})
public class BbsServiceTest {

    @Autowired
    private BbsService bbsService;
    
    @Test
    public void testSelectBbs() {
        // 테스트 실행
        BbsVO bbs = bbsService.selectBbs(1);
        
        // 결과 검증
        assertNotNull(bbs);
        assertEquals(1, bbs.getBbsNo());
    }
}

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE log4j:configuration PUBLIC "-//APACHE//DTD LOG4J 1.2//EN" "log4j.dtd">
<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">

    <!-- 콘솔 출력 -->
    <appender name="console" class="org.apache.log4j.ConsoleAppender">
        <layout class="org.apache.log4j.PatternLayout">
            <param name="ConversionPattern" value="%d %5p [%c] %m%n" />
        </layout>
    </appender>
    
    <!-- 파일 출력 -->
    <appender name="file" class="org.apache.log4j.DailyRollingFileAppender">
        <param name="File" value="${LOG_PATH}/humanframe.log" />
        <param name="Append" value="true" />
        <param name="DatePattern" value="'.'yyyy-MM-dd" />
        <layout class="org.apache.log4j.PatternLayout">
            <param name="ConversionPattern" value="%d %5p [%c] %m%n" />
        </layout>
    </appender>
    
    <!-- SQL 로그 -->
    <logger name="jdbc.sqlonly" additivity="false">
        <level value="INFO" />
        <appender-ref ref="console" />
        <appender-ref ref="file" />
    </logger>
    
    <!-- 애플리케이션 로그 -->
    <logger name="humanframe" additivity="false">
        <level value="DEBUG" />
        <appender-ref ref="console" />
        <appender-ref ref="file" />
    </logger>
    
    <!-- 루트 로거 -->
    <root>
        <priority value="INFO" />
        <appender-ref ref="console" />
        <appender-ref ref="file" />
    </root>
</log4j:configuration>

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class BbsServiceImpl implements BbsService {

    private static final Logger logger = LoggerFactory.getLogger(BbsServiceImpl.class);
    
    @Override
    public BbsVO selectBbs(int bbsNo) {
        logger.debug("게시판 조회: bbsNo={}", bbsNo);
        
        try {
            BbsVO bbs = bbsDAO.selectBbs(bbsNo);
            logger.debug("게시판 조회 결과: {}", bbs);
            return bbs;
        } catch (Exception e) {
            logger.error("게시판 조회 중 오류 발생: {}", e.getMessage(), e);
            throw e;
        }
    }
}