Spring 单元测试

Spring Test

Spring Test集成Junit单元测试。

代码片段

package com.hk.eshop.jdbc;

public class UserInfo {
    private String id = null;
    private String name = null;
    private String pwd = null;
    private String email = null;
    public String getId() {
        return id;
    }
    public void setId(String id) {
        this.id = id;
    }
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public String getPwd() {
        return pwd;
    }
    public void setPwd(String pwd) {
        this.pwd = pwd;
    }
    public String getEmail() {
        return email;
    }
    public void setEmail(String email) {
        this.email = email;
    }
}




package com.hk.eshop.jdbc;

import java.util.List;

public interface IUserMng {
    public void saveUser(UserInfo ui);
    public void updateUser(UserInfo ui);
    public void deleteById(String id);
    public UserInfo getUser(String id);
    public List<UserInfo> find();
}



package com.hk.eshop.jdbc;

import org.springframework.dao.EmptyResultDataAccessException;
import org.springframework.jdbc.core.JdbcTemplate;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.List;

import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.core.RowMapper;

public class UserMng implements IUserMng{
    private JdbcTemplate jdbcTemplate;

    public JdbcTemplate getJdbcTemplate() {
        return jdbcTemplate;
    }
    public void setJdbcTemplate(JdbcTemplate jdbcTemplate) {
        this.jdbcTemplate = jdbcTemplate;
    }
    public void saveUser(UserInfo ui)
    {
        String sql = "insert into spring_user(id,name,pwd,email) values (?,?,?,?)";
        Object [] args = {ui.getId(),ui.getName(),ui.getPwd(),ui.getEmail()};
        int [] argTypes = {java.sql.Types.VARCHAR,java.sql.Types.VARCHAR,
                java.sql.Types.VARCHAR,java.sql.Types.VARCHAR};
        jdbcTemplate.update(sql, args,argTypes);

    }
    public void updateUser(UserInfo ui)
    {
        String sql = "update spring_user set name=?,pwd=?,email=? where id=?";
        Object [] args = {ui.getName(),ui.getPwd(),ui.getEmail(),ui.getId()};
        jdbcTemplate.update(sql, args);

    }
    public void deleteById(String id)
    {
        String sql = "delete from spring_user where id=?";
        Object [] args = {id};
        jdbcTemplate.update(sql, args);
    }

    public UserInfo getUser(String id)
    {
        String sql = "select id,name,pwd,email from spring_user where id=?";
        Object [] args = {id};
        RowMapper<UserInfo> rowMapper = new RowMapper<UserInfo>() {
            public UserInfo mapRow(ResultSet rs, int rowNum) throws SQLException {
                UserInfo ui = new UserInfo();
                ui.setId(rs.getString("id"));
                ui.setName(rs.getString("name"));
                ui.setPwd(rs.getString("pwd"));
                ui.setEmail(rs.getString("email"));
                return ui;
            }
        };
        try {
            UserInfo ui = jdbcTemplate.queryForObject(sql, args, rowMapper);
            return ui;
        }
        catch(EmptyResultDataAccessException e)
        {
            return null;
        }
    }
    public List<UserInfo> find()
    {
        String sql = "select id,name,pwd,email from spring_user";
        RowMapper<UserInfo> rowMapper = new RowMapper<UserInfo>() {
            public UserInfo mapRow(ResultSet rs, int rowNum) throws SQLException {
                UserInfo ui = new UserInfo();
                ui.setId(rs.getString("id"));
                ui.setName(rs.getString("name"));
                ui.setPwd(rs.getString("pwd"));
                ui.setEmail(rs.getString("email"));
                return ui;
            }
        };
        List<UserInfo> list = jdbcTemplate.query(sql, rowMapper);
        return list;
    }
}





package com.hk.eshop.jdbc;

import java.util.List;

import javax.annotation.Resource;
import javax.sql.DataSource;


import junit.framework.TestCase;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;


@RunWith(value=SpringJUnit4ClassRunner.class)
@ContextConfiguration(value="classpath:beans.xml")
public class UserMngTest extends TestCase {
    @Resource(name="userMng")
    IUserMng userMng;

    @Test
    public void testDataSource(){
        ApplicationContext ac = new ClassPathXmlApplicationContext("beans.xml");
        DataSource dataSource = (DataSource)ac.getBean("dataSource");
        System.out.println("testDataSource dataSource:"+dataSource);
    }

    @Test
    public void saveUser(){
        //查询全部表记录
        List<UserInfo> lst = userMng.find();
        int size = lst.size();
        //添加一条数据库记录
        UserInfo ui = new UserInfo();
        ui.setId("0");
        ui.setName("java");
        ui.setPwd("pwd");
        ui.setEmail("java@test.com");
        userMng.saveUser(ui);
        List<UserInfo> lst2 = userMng.find();
        if(lst2.size() != (size+1)) fail("userMng.saveUser()方法测试失败");
    }

    @Test
    public void updateUser(){
        UserInfo ui = new UserInfo();
        ui.setId("0");
        ui.setName("android");
        ui.setPwd("888");
        ui.setEmail("android@test.com");
        userMng.updateUser(ui);
        //查询id=0记录,比较字段是否修改正确
        UserInfo chkUi = userMng.getUser("0");
        if(!chkUi.getName().equals(ui.getName()) ||
                !chkUi.getPwd().equals(ui.getPwd()) ||
                !chkUi.getEmail().equals(ui.getEmail()))
        {
            fail("userMng.updateUser()方法测试失败");
        }
    }

    @Test
    public void deleteUser(){
        //通过ID删除
        String id = "0";
        userMng.deleteById(id);
        UserInfo chkUi = userMng.getUser(id);
        if(chkUi != null) fail("userMng.updateUser()方法测试失败");
    }

    @Test
    public void getUser(){
        String id = "0";
        UserInfo user = userMng.getUser(id);
        System.out.println("getUser user="+user);
    }

    @Test
    public void find(){
        List<UserInfo> lst2 = userMng.find();
        System.out.println("find lst2.size()="+lst2.size());
    }
}

或者执行mvn test进行单元测试

在单元测试代码中添加测试校验，如果出现单元测试错误能够及时修正。