/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you 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.
   */
  package org.apache.maven.model.merge;
  
  import java.util.Collections;
  
  import org.apache.maven.model.Model;
  import org.apache.maven.model.Prerequisites;
  import org.apache.maven.model.Profile;
  import org.junit.Test;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertNull;
  
  public class MavenModelMergerTest {
      private MavenModelMerger modelMerger = new MavenModelMerger();
  
      // modelVersion is neither inherited nor injected
      @Test
      public void testMergeModel_ModelVersion() {
          Model parent = new Model();
          parent.setModelVersion("4.0.0");
          Model model = new Model();
          modelMerger.mergeModel_ModelVersion(model, parent, false, null);
          assertNull(model.getModelVersion());
  
          model.setModelVersion("5.0.0");
          modelMerger.mergeModel_ModelVersion(model, parent, false, null);
          assertEquals("5.0.0", model.getModelVersion());
      }
  
      // ArtifactId is neither inherited nor injected
      @Test
      public void testMergeModel_ArtifactId() {
          Model parent = new Model();
          parent.setArtifactId("PARENT");
          Model model = new Model();
          modelMerger.mergeModel_ArtifactId(model, parent, false, null);
          assertNull(model.getArtifactId());
  
          model.setArtifactId("MODEL");
          modelMerger.mergeModel_ArtifactId(model, parent, false, null);
          assertEquals("MODEL", model.getArtifactId());
      }
  
      // Prerequisites are neither inherited nor injected
      @Test
      public void testMergeModel_Prerequisites() {
          Model parent = new Model();
          parent.setPrerequisites(new Prerequisites());
          Model model = new Model();
          modelMerger.mergeModel_Prerequisites(model, parent, false, null);
          assertNull(model.getPrerequisites());
  
          Prerequisites modelPrerequisites = new Prerequisites();
          modelPrerequisites.setMaven("3.0");
          model.setPrerequisites(modelPrerequisites);
          modelMerger.mergeModel_Prerequisites(model, parent, false, null);
          assertEquals(modelPrerequisites, model.getPrerequisites());
      }
  
      // Profiles are neither inherited nor injected
      @Test
      public void testMergeModel_Profiles() {
          Model parent = new Model();
          parent.setProfiles(Collections.singletonList(new Profile()));
          ;
          Model model = new Model();
          modelMerger.mergeModel_Profiles(model, parent, false, null);
          assertEquals(0, model.getProfiles().size());
  
          Profile modelProfile = new Profile();
          modelProfile.setId("MODEL");
          model.setProfiles(Collections.singletonList(modelProfile));
          modelMerger.mergeModel_Prerequisites(model, parent, false, null);
          assertEquals(Collections.singletonList(modelProfile), model.getProfiles());
      }
  }