<dependency>

    <groupId>org.springframework</groupId>

    <artifactId>spring-test</artifactId>

    <version>5.2.6.RELEASE</version>

</dependency>

<dependency>

    <groupId>junit</groupId>

    <artifactId>junit</artifactId>

    <version>4.13.2</version>

</dependency>

package spring;

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 spring.service.AccountService;

@RunWith(SpringJUnit4ClassRunner.class)//单元测试框架

@ContextConfiguration("classpath:spring.xml")//加载配置文件

public class TestJunit4 {

    @Autowired

    AccountService accountService;

    @Test

    public void test(){

        accountService.transfer();

    }

}

      <dependency>

          <groupId>org.springframework</groupId>

          <artifactId>spring-test</artifactId>

          <version>5.2.6.RELEASE</version>

      </dependency>

      <dependency>

          <groupId>org.junit.jupiter</groupId>

          <artifactId>junit-jupiter-engine</artifactId>

          <version>5.5.2</version>

      </dependency>

package spring;

import org.junit.jupiter.api.Test;

import org.junit.jupiter.api.extension.ExtendWith;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.test.context.ContextConfiguration;

import org.springframework.test.context.junit.jupiter.SpringExtension;

import spring.service.AccountService;

@ExtendWith(SpringExtension.class)

@ContextConfiguration("classpath:spring.xml")

public class TestJunit5 {

    @Autowired

    AccountService accountService;

    @Test

    public void test(){

        accountService.transfer();

    }

}