<dependency>
    <groupId>com.tngtech.archunit</groupId>
    <artifactId>archunit-junit5</artifactId>
    <version>0.14.1</version>
    <scope>test</scope>
</dependency>

dependencies {
  testImplementation 'com.tngtech.archunit:archunit-junit5:0.14.1'
} }

class ArchunitApplicationTests {
  private JavaClasses importedClasses;
  @BeforeEach
  public void setup() {
        importedClasses = new ClassFileImporter()
                .withImportOption(ImportOption.Predefined.DO_NOT_INCLUDE_TESTS)
                .importPackages("com.springboot.testing.archunit");
    }
  @Test
  void servicesAndRepositoriesShouldNotDependOnWebLayer() {
      noClasses()
                .that().resideInAnyPackage("com.springboot.testing.archunit.service..")
                .or().resideInAnyPackage("com.springboot.testing.archunit.repository..")
                .should()
                .dependOnClassesThat()
                .resideInAnyPackage("com.springboot.testing.archunit.controller..")
                .because("Services and repositories should not depend on web layer")
                .check(importedClasses);
    }
}

class ArchunitApplicationTests {
  private JavaClasses importedClasses;
  @BeforeEach
    public void setup() {
        importedClasses = new ClassFileImporter()
                .withImportOption(ImportOption.Predefined.DO_NOT_INCLUDE_TESTS)
                .importPackages("com.springboot.testing.archunit");
    }
    @Test
    void serviceClassesShouldOnlyBeAccessedByController() {
        classes()
                .that().resideInAPackage("..service..")
                .should().onlyBeAccessed().byAnyPackage("..service..", "..controller..")
                .check(importedClasses);
    }
}

class ArchunitApplicationTests {
  private JavaClasses importedClasses;
  @BeforeEach
  public void setup() {
    importedClasses = new ClassFileImporter()
        importedClasses = new ClassFileImporter()
                .withImportOption(ImportOption.Predefined.DO_NOT_INCLUDE_TESTS)
                .importPackages("com.springboot.testing.archunit");
  }
    @Test
    void serviceClassesShouldBeNamedXServiceOrXComponentOrXServiceImpl() {
        classes()
                .that().resideInAPackage("..service..")
                .should().haveSimpleNameEndingWith("Service")
                .orShould().haveSimpleNameEndingWith("ServiceImpl")
                .orShould().haveSimpleNameEndingWith("Component")
                .check(importedClasses);
    }
    @Test
    void repositoryClassesShouldBeNamedXRepository() {
        classes()
                .that().resideInAPackage("..repository..")
                .should().haveSimpleNameEndingWith("Repository")
                .check(importedClasses);
    }
    @Test
    void controllerClassesShouldBeNamedXController() {
        classes()
                .that().resideInAPackage("..controller..")
                .should().haveSimpleNameEndingWith("Controller")
                .check(importedClasses);
    }
}

class ArchunitApplicationTests {
  private JavaClasses importedClasses;
  @BeforeEach
  public void setup() {
      importedClasses = new ClassFileImporter()
              .withImportOption(ImportOption.Predefined.DO_NOT_INCLUDE_TESTS)
              .importPackages("com.springboot.testing.archunit");
  }
  @Test
  void fieldInjectionNotUseAutowiredAnnotation() {
      noFields()
              .should().beAnnotatedWith(Autowired.class)
              .check(importedClasses);
  }
  @Test
  void repositoryClassesShouldHaveSpringRepositoryAnnotation() {
      classes()
              .that().resideInAPackage("..repository..")
              .should().beAnnotatedWith(Repository.class)
              .check(importedClasses);
  }
  @Test
  void serviceClassesShouldHaveSpringServiceAnnotation() {
      classes()
              .that().resideInAPackage("..service..")
              .should().beAnnotatedWith(Service.class)
              .check(importedClasses);
  }
}

class ArchunitApplicationTests {
  private JavaClasses importedClasses;
  @BeforeEach
  public void setup() {
        importedClasses = new ClassFileImporter()
                .withImportOption(ImportOption.Predefined.DO_NOT_INCLUDE_TESTS)
                .importPackages("com.springboot.testing.archunit");
    }
    @Test
    void layeredArchitectureShouldBeRespected() {
          layeredArchitecture()
                .layer("Controller").definedBy("..controller..")
                .layer("Service").definedBy("..service..")
                .layer("Repository").definedBy("..repository..")
                .whereLayer("Controller").mayNotBeAccessedByAnyLayer()
                .whereLayer("Service").mayOnlyBeAccessedByLayers("Controller")
                .whereLayer("Repository").mayOnlyBeAccessedByLayers("Service")
                .check(importedClasses);
    }
}