spring-junit 的使用

  1. 导入 pom 依赖
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<dependency>
    <groupId>junit</groupId>
    <artifactId>junit</artifactId>
    <version>4.13</version>
    <scope>test</scope>
</dependency>
<dependency>
    <groupId>org.springframework</groupId>
    <artifactId>spring-test</artifactId>
    <version>5.3.6</version>
</dependency>
  1. 使用
    1. 导入@Runwith
    2. 导入 ContextConfiguration
    3. 配置需要的注解 例如 @Autowired
    4. 配置测试方法 @Test (这个很重要 , 如果没有配置调用方法会报错的)
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package com.yuelin.service;

import com.ithema.config.SpringConfig;
import com.ithema.domain.Power;
import com.ithema.service.PowerService;
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 java.util.List;

@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(classes = SpringConfig.class)
public class PowerServiceTest {
    @Autowired
    private PowerService powerService;

    @Test
    public void getAll() {
        List<Power> all = powerService.findAll();
        System.out.println(all);
    }
}