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/*
* ============LICENSE_START=======================================================
* Copyright (c) 2021 Bell Canada.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END=========================================================
*/
package org.onap.cps.temporal.architecture;
import static com.tngtech.archunit.lang.syntax.ArchRuleDefinition.classes;
import static com.tngtech.archunit.library.Architectures.layeredArchitecture;
import com.tngtech.archunit.core.importer.ImportOption;
import com.tngtech.archunit.junit.AnalyzeClasses;
import com.tngtech.archunit.junit.ArchTest;
import com.tngtech.archunit.lang.ArchRule;
/**
* Test class responsible for layered architecture.
*/
@AnalyzeClasses(packages = "org.onap.cps.temporal", importOptions = { ImportOption.DoNotIncludeTests.class })
public class LayeredArchitectureTest {
private static final String CONTROLLER_PACKAGE = "org.onap.cps.temporal.controller..";
private static final String SERVICE_PACKAGE = "org.onap.cps.temporal.service..";
private static final String REPOSITORY_PACKAGE = "org.onap.cps.temporal.repository..";
// 'access' catches only violations by real accesses,
// i.e. accessing a field, calling a method; compare 'dependOn' further down
@ArchTest
public static final ArchRule layeredArchitectureRule =
layeredArchitecture()
.layer("Controller").definedBy(CONTROLLER_PACKAGE)
.layer("Service").definedBy(SERVICE_PACKAGE)
.layer("Repository").definedBy(REPOSITORY_PACKAGE)
.whereLayer("Controller").mayNotBeAccessedByAnyLayer()
.whereLayer("Service").mayOnlyBeAccessedByLayers("Controller")
.whereLayer("Repository").mayOnlyBeAccessedByLayers("Service");
// 'dependOn' catches a wider variety of violations,
// e.g. having fields of type, having method parameters of type, extending type ...
@ArchTest
static final ArchRule controllerDependencyRule =
classes().that().resideInAPackage(CONTROLLER_PACKAGE)
.should().onlyHaveDependentClassesThat()
.resideInAPackage(CONTROLLER_PACKAGE);
@ArchTest
static final ArchRule serviceDependencyRule =
classes().that().resideInAPackage(SERVICE_PACKAGE)
.should().onlyHaveDependentClassesThat()
.resideInAnyPackage(CONTROLLER_PACKAGE, SERVICE_PACKAGE);
@ArchTest
static final ArchRule repositoryDependencyRule =
classes().that().resideInAPackage(REPOSITORY_PACKAGE)
.should().onlyHaveDependentClassesThat()
.resideInAnyPackage(SERVICE_PACKAGE, REPOSITORY_PACKAGE);
}
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