@Override
    public SocialUserDO getSocialUser(Long id) {
        return socialUserMapper.selectById(id);
    }
@Test
    public void testGetSocialUser_id() {
        // mock 数据
        SocialUserDO socialUserDO = randomPojo(SocialUserDO.class);
        socialUserMapper.insert(socialUserDO);
        // 参数准备
        Long id = socialUserDO.getId();

        // 调用
        SocialUserDO dbSocialUserDO = socialUserService.getSocialUser(id);
        // 断言
        assertPojoEquals(socialUserDO, dbSocialUserDO);
    }