java - Spring Data 存储库无法自动装配
问题描述
我正在从头开始创建一个新的 Spring Boot 应用程序,并想为它编写测试。我刚刚在我的应用程序中实现了身份验证,并想了解角色的工作方式。
当我在身份验证过程中使用我的 UserRepository 时,一切正常。但是,当我想在测试中使用 UserRepository 时,它说该对象为 null,与我在应用程序代码中使用它时相同的对象。这是为什么?这是代码。
安全配置类:
@Configuration
@EnableWebSecurity
public class SecurityConfig extends WebSecurityConfigurerAdapter {
@Autowired
private PowderizeUserDetailsService userDetailsService;
@Override
protected void configure(HttpSecurity http) throws Exception {
http
.authorizeRequests()
.antMatchers("/login").permitAll()
.anyRequest().authenticated()
.and()
.httpBasic()
.and()
.logout().permitAll();
}
@Override
public void configure(AuthenticationManagerBuilder authenticationManager) {
DaoAuthenticationProvider authenticationProvider = new DaoAuthenticationProvider();
authenticationProvider.setPasswordEncoder(passwordEncoder());
authenticationProvider.setUserDetailsService(userDetailsService);
authenticationManager.authenticationProvider(authenticationProvider);
}
@Bean
public PasswordEncoder passwordEncoder() {
return new BCryptPasswordEncoder(12);
}
}
用户等级:
@Entity
@Table(name = "USERS")
@NoArgsConstructor
@Getter
public class User extends BaseEntity {
private String firstName;
private String lastName;
private String emailAddress;
private String nickname;
private String password;
private boolean accountNonExpired;
private boolean accountNonLocked;
private boolean credentialsNonExpired;
private boolean enabled;
@ManyToMany(mappedBy = "users_roles")
private Set<Role> roles;
}
存储库:
public interface UserRepository extends CrudRepository<User, Long> {
public Optional<User> findByEmailAddress(String email);
}
UserDetailsService 实现类,它使用存储库没有问题:
@Service
public class PowderizeUserDetailsService implements UserDetailsService {
@Autowired
private UserRepository userRepository;
@Override
public UserDetails loadUserByUsername(String email) throws UsernameNotFoundException {
return new PowderizePrincipal(
userRepository.findByEmailAddress(email)
.orElseThrow(() -> new UsernameNotFoundException("User '" + email + "' not found."))
);
}
}
以及返回 NullPointerException 的测试类:
@SpringBootTest
public class UsersAndRolesTest {
@Autowired
private UserRepository userRepository;
@Test
public void ww(){
assertThat(userRepository, notNullValue());
}
@Test
public void userExistsInDatabase(){
assertThat(userRepository.findByEmailAddress("admin@mail.com").isPresent(), notNullValue());
}
}
我尝试过使用 @Repository、@EnableJpaRepositories 之类的注释,实际上是我找到的每个解决方案。IntelliJ 还突出显示userRepository
“无法自动装配。找不到 'UserRepository' 类型的 bean”。
解决方案
将此注释添加到您的 UsersAndRolesTest 类
@RunWith(SpringRunner.class)