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Most people don't understand the knowledge points of this article "How to use JUnit to implement unit testing in SpringBoot", so Xiaobian summarizes the following contents for everyone. The contents are detailed, the steps are clear, and they have certain reference value. I hope everyone can gain something after reading this article. Let's take a look at this article "How to use JUnit to implement unit testing in SpringBoot".

1. You need to introduce spring-boot-starter-test in pom.xml

org.springframework.boot spring-boot-starter-test

2. unit test code

Two key notes

@RunWith(SpringRunner.class)

@SpringBootTest

package com.niugang.test;import java.util.List;import javax.annotation.Resource;import org.junit.Test;import org.junit.runner.RunWith;import org.springframework.boot.test.context.SpringBootTest;import org.springframework.test.context.junit4.SpringRunner;import com.niugang.entity.User;import com.niugang.service.UserService;

@RunWith(SpringRunner.class)

@SpringBootTestpublic class TestUser {

@Resource private UserService userService;

@Testpublic void test1(){List list = userService.queryList(null);System.out.println("Collection size: "+list.size());}}

Springboot is a brand new programming specification designed to simplify the initial build and development process of new Spring applications. SpringBoot is also a framework that serves the framework. The scope of services is to simplify configuration files.

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