【问题标题】:Is there a way to selectively disable auditing for entity modifications in tests?有没有办法在测试中选择性地禁用对实体修改的审计?
【发布时间】:2020-01-21 09:43:23
【问题描述】:

我有几个实体需要审核。审计是通过使用以下 JPA 事件侦听器实现的。

public class AuditListener {

    @PrePersist
    @Transactional(readOnly = true, propagation = Propagation.REQUIRES_NEW)
    public void setCreatedOn(Auditable auditable) {
        User currentUser = getCurrentUser();
        Long entityId = auditable.getId();
        Audit audit;

        if (isNull(entityId)) {
            audit = getCreatedOnAudit(currentUser);
        } else {
            audit = getUpdatedOnAudit(auditable, currentUser);
        }

        auditable.setAudit(audit);
    }

    @PreUpdate
    @Transactional(readOnly = true, propagation = Propagation.REQUIRES_NEW)
    public void setUpdatedOn(Auditable auditable) {
        User currentUser = getCurrentUser();
        auditable.setAudit(getUpdatedOnAudit(auditable, currentUser));
    }

    private Audit getCreatedOnAudit(User currentUser) {
        return Audit.builder()
                .userCreate(currentUser)
                .dateCreate(now())
                .build();
    }

    private Audit getUpdatedOnAudit(Auditable auditable, User currentUser) {
        AuditService auditService = BeanUtils.getBean(AuditService.class);
        Audit audit = auditService.getAudit(auditable.getClass().getName(), auditable.getId());
        audit.setUserUpdate(currentUser);
        audit.setDateUpdate(now());
        return audit;
    }

    private User getCurrentUser() {
        String userName = "admin";
        UserService userService = BeanUtils.getBean(UserService.class);
        Authentication auth = SecurityContextHolder.getContext().getAuthentication();
        if (nonNull(auth)) {
            Object principal = auth.getPrincipal();
            if (principal instanceof UserDetails) {
                userName = ((UserDetails)principal).getUsername();
            }
        }
        return userService.findByLogin(userName);
    }
}

在测试环境(单元测试,e2e)中,我希望能够手动设置审核。

这可能吗?我之前曾尝试用 Spring AOP 解决这个问题,但不幸的是没有成功。我认为,Spring AOP 可以允许通过在切入点中使用各种组合来选择性地设置审计:

有没有办法通过使用 JPA 功能选择性地设置审计?

【问题讨论】:

  • 简单地模拟/监视UserService(使用@MockBean 或测试上下文的简单bean 定义覆盖)怎么样?您应该能够以类似的方式覆盖创建/修改时间,使用now(clock) 而不是now() 并注入Clock,然后您可以使用模拟/固定瞬间覆盖其提供程序定义以进行测试。顺便说一句,你不需要BeanUtils.getBean(UserService.class),Spring 支持 JPA 侦听器中的依赖注入

标签: java spring-boot jpa spring-data-jpa auditing


【解决方案1】:

Naros解决为was suggested

pre-persist 和 pre-update 的逻辑被移到一个单独的可注入组件中,AuditListener 将执行委托给该组件的不同实现,具体取决于当前的活动配置文件。

对于 Spring Boot 2.1.0:

通用接口:

public interface AuditManager {

    void performPrePersistLogic(Auditable auditable);

    void performPreUpdateLogic(Auditable auditable);
}

JPA 回调监听器:

@Component
@RequiredArgsConstructor
public class AuditListener {

    private final AuditManager auditManager;

    @PrePersist
    public void setCreatedOn(Auditable auditable) {
        auditManager.performPrePersistLogic(auditable);
    }

    @PreUpdate
    public void setUpdatedOn(Auditable auditable) {
        auditManager.performPreUpdateLogic(auditable);
    }
}

通用接口的实现,用于测试环境和本地环境:

@RequiredArgsConstructor
public class AuditChanger implements AuditManager {

    private final UserService userService;
    private final AuditService auditService;

    @Override
    @Transactional(readOnly = true, propagation = Propagation.REQUIRES_NEW)
    public void performPrePersistLogic(Auditable auditable) {
        // logic here
    }

    @Override
    @Transactional(readOnly = true, propagation = Propagation.REQUIRES_NEW)
    public void performPreUpdateLogic(Auditable auditable) {
        // logic here        
    }   
}

public class AuditNoChanger implements AuditManager {

// mostly similar

...

允许 Spring 根据当前活动的配置文件执行不同实现注入的配置:

@Configuration
public class AuditConfig {

    @Bean
    @Profile("e2e")
    public AuditManager getAuditNoChanger() {
        return new AuditNoChanger();
    }

    @Bean
    @Profile("local")
    public AuditManager getAuditChanger(AuditService auditService, 
            CurrentUserService currentUserService) {
        return new AuditChanger(auditService, currentUserService);
    }
}

还需要允许在 *.yml 文件中覆盖 bean:

spring:
  main:
    allow-bean-definition-overriding: true

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