package com.yunchu.limslaboratory; import com.yunchu.limslaboratory.utils.MyUtils; import org.junit.jupiter.api.Test; import org.mybatis.spring.annotation.MapperScan; import org.springframework.boot.test.context.SpringBootTest; @SpringBootTest class SysApplicationTests { @Test void contextLoads() { String number = MyUtils.getNumber(6); System.out.println(number); } }