SSM2.3【Spring：Spring集成Junit】

 

 

 

 

 

 

 

 

 

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:context="http://www.springframework.org/schema/context"
       xsi:schemaLocation="
       http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
       http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">


    <bean id="dataSource_c3p0" class="com.mchange.v2.c3p0.ComboPooledDataSource">
        <property name="driverClass" value="com.mysql.jdbc.Driver"></property>
        <property name="jdbcUrl" value="jdbc:mysql://localhost:3306/test"></property>
        <property name="user" value="root"></property>
        <property name="password" value="root"></property>
    </bean>

    <!--加载外部的properties文件-->
    <!--需要在顶部beans中配置命名空间context，并在xsi中添加对应的约束路径-->
    <context:property-placeholder location="classpath:jdbc.properties"/>
    <bean id="dataSource_druid" class="com.alibaba.druid.pool.DruidDataSource">
        <property name="driverClassName" value="${jdbc.driver}"></property>
        <property name="url" value="${jdbc.url}"></property>
        <property name="username" value="${jdbc.username}"></property>
        <property name="password" value="${jdbc.password}"></property>
    </bean>


    <bean id="userDao" class="com.haifei.dao.impl.UserDaoImpl"></bean>
    <bean id="userService" class="com.haifei.service.impl.UserServiceImpl">
        <property name="userDao" ref="userDao"></property>
    </bean>

    <!--配置组件扫描-->
    <!--使用注解进行开发时（代替配置bean方式开发），需要在applicationContext.xml中配置组件扫描，
    作用是指定哪个包及其子包下的Bean需要进行扫描以便识别使用注解配置的类、字段和方法
    不配置这个的话，运行会报异常NoSuchBeanDefinitionException-->
    <!--<context:component-scan base-package="com.haifei" />-->

    <!--<import resource="" />-->

</beans>

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>

    <groupId>com.haifei</groupId>
    <artifactId>SSM2_spring_ioc_anno</artifactId>
    <version>1.0-SNAPSHOT</version>


    <dependencies>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context</artifactId>
            <version>5.0.5.RELEASE</version>
        </dependency>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.12</version>
        </dependency>
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>5.1.26</version>
        </dependency>
        <dependency>
            <groupId>c3p0</groupId>
            <artifactId>c3p0</artifactId>
            <version>0.9.1.2</version>
        </dependency>
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>druid</artifactId>
            <version>1.0.9</version>
        </dependency>
        <!--手动导入spring集成junit的test测试依赖-->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-test</artifactId>
            <version>5.0.5.RELEASE</version>
        </dependency>
    </dependencies>


    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.1</version>
                <configuration>
                    <target>1.8</target>
                    <source>1.8</source>
                </configuration>
            </plugin>
        </plugins>
    </build>


</project>

package com.haifei.test;

import com.haifei.config.SpringConfiguration;
import com.haifei.service.UserService;
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 javax.sql.DataSource;
import java.sql.SQLException;

//使用@Runwith注解替换原来的运行期
@RunWith(SpringJUnit4ClassRunner.class) //SpringJUnit4ClassRunner requires JUnit 4.12 or higher  把pom中junit版本调高
//@ContextConfiguration("classpath:applicationContext.xml") //使用@ContextConfiguration指定配置文件
@ContextConfiguration(classes = {SpringConfiguration.class}) //使用@ContextConfiguration指定配置类
public class SpringJunitTest {

//    使用@Autowired注入需要测试的对象
    @Autowired //根据数据类型注入到spring中
    private UserService userService;

    @Autowired
    private DataSource dataSource_c3p0; //注意在使用"classpath:applicationContext.xml"时，变量名须与bean-id值一致

    @Test
    public void test1() throws SQLException {
        userService.save();
        System.out.println(dataSource_c3p0.getConnection());
    }

}