Failed to resolve org.junit.vintage:junit-vintage-engine:5.6.2

Error running 'Springboot02ApplicationTests.contextLoads': Failed to resolve org.junit.vintage:junit-vintage-engine:5.6.2

这是因为maven中缺少个依赖，添加进去就好了

<dependency><groupId>org.junit.platform</groupId><artifactId>junit-platform-launcher</artifactId><scope>test</scope>
</dependency>

添加进去后就ok了