package org.apache.maven.project;
   
   /*
    * 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.
   */
  
  import static org.hamcrest.Matchers.startsWith;
  import static org.junit.Assert.assertThat;
  
  import java.io.File;
  import java.util.Collections;
  import java.util.List;
  
  import org.apache.maven.artifact.InvalidRepositoryException;
  import org.apache.maven.model.Dependency;
  import org.apache.maven.model.Parent;
  import org.apache.maven.model.resolution.ModelResolver;
  import org.apache.maven.model.resolution.UnresolvableModelException;
  import org.apache.maven.repository.internal.MavenRepositorySystemUtils;
  import org.eclipse.aether.DefaultRepositorySystemSession;
  import org.eclipse.aether.RepositorySystem;
  import org.eclipse.aether.impl.RemoteRepositoryManager;
  import org.eclipse.aether.repository.RemoteRepository;
  
  /**
   * Test cases for the project {@code ModelResolver} implementation.
   *
   * @author Christian Schulte
   * @since 3.5.0
   */
  public class ProjectModelResolverTest extends AbstractMavenProjectTestCase
  {
  
      /**
       * Creates a new {@code ProjectModelResolverTest} instance.
       */
      public ProjectModelResolverTest()
      {
          super();
      }
  
      public void testResolveParentThrowsUnresolvableModelExceptionWhenNotFound() throws Exception
      {
          final Parent parent = new Parent();
          parent.setGroupId( "org.apache" );
          parent.setArtifactId( "apache" );
          parent.setVersion( "0" );
  
          try
          {
              this.newModelResolver().resolveModel( parent );
              fail( "Expected 'UnresolvableModelException' not thrown." );
          }
          catch ( final UnresolvableModelException e )
          {
              assertNotNull( e.getMessage() );
              assertThat( e.getMessage(), startsWith( "Could not find artifact org.apache:apache:pom:0 in central" ) );
          }
      }
  
      public void testResolveParentThrowsUnresolvableModelExceptionWhenNoMatchingVersionFound() throws Exception
      {
          final Parent parent = new Parent();
          parent.setGroupId( "org.apache" );
          parent.setArtifactId( "apache" );
          parent.setVersion( "[2.0,2.1)" );
  
          try
          {
              this.newModelResolver().resolveModel( parent );
              fail( "Expected 'UnresolvableModelException' not thrown." );
          }
          catch ( final UnresolvableModelException e )
          {
              assertEquals( "No versions matched the requested parent version range '[2.0,2.1)'",
                            e.getMessage() );
  
          }
      }
  
      public void testResolveParentThrowsUnresolvableModelExceptionWhenUsingRangesWithoutUpperBound() throws Exception
      {
          final Parent parent = new Parent();
          parent.setGroupId( "org.apache" );
         parent.setArtifactId( "apache" );
         parent.setVersion( "[1,)" );
 
         try
         {
             this.newModelResolver().resolveModel( parent );
             fail( "Expected 'UnresolvableModelException' not thrown." );
         }
         catch ( final UnresolvableModelException e )
         {
             assertEquals( "The requested parent version range '[1,)' does not specify an upper bound",
                           e.getMessage() );
 
         }
     }
 
     public void testResolveParentSuccessfullyResolvesExistingParentWithoutRange() throws Exception
     {
         final Parent parent = new Parent();
         parent.setGroupId( "org.apache" );
         parent.setArtifactId( "apache" );
         parent.setVersion( "1" );
 
         assertNotNull( this.newModelResolver().resolveModel( parent ) );
         assertEquals( "1", parent.getVersion() );
     }
 
     public void testResolveParentSuccessfullyResolvesExistingParentUsingHighestVersion() throws Exception
     {
         final Parent parent = new Parent();
         parent.setGroupId( "org.apache" );
         parent.setArtifactId( "apache" );
         parent.setVersion( "(,2.0)" );
 
         assertNotNull( this.newModelResolver().resolveModel( parent ) );
         assertEquals( "1", parent.getVersion() );
     }
 
     public void testResolveDependencyThrowsUnresolvableModelExceptionWhenNotFound() throws Exception
     {
         final Dependency dependency = new Dependency();
         dependency.setGroupId( "org.apache" );
         dependency.setArtifactId( "apache" );
         dependency.setVersion( "0" );
 
         try
         {
             this.newModelResolver().resolveModel( dependency );
             fail( "Expected 'UnresolvableModelException' not thrown." );
         }
         catch ( final UnresolvableModelException e )
         {
             assertNotNull( e.getMessage() );
             assertThat( e.getMessage(), startsWith( "Could not find artifact org.apache:apache:pom:0 in central" ) );
         }
     }
 
     public void testResolveDependencyThrowsUnresolvableModelExceptionWhenNoMatchingVersionFound() throws Exception
     {
         final Dependency dependency = new Dependency();
         dependency.setGroupId( "org.apache" );
         dependency.setArtifactId( "apache" );
         dependency.setVersion( "[2.0,2.1)" );
 
         try
         {
             this.newModelResolver().resolveModel( dependency );
             fail( "Expected 'UnresolvableModelException' not thrown." );
         }
         catch ( final UnresolvableModelException e )
         {
             assertEquals( "No versions matched the requested dependency version range '[2.0,2.1)'",
                           e.getMessage() );
 
         }
     }
 
     public void testResolveDependencyThrowsUnresolvableModelExceptionWhenUsingRangesWithoutUpperBound() throws Exception
     {
         final Dependency dependency = new Dependency();
         dependency.setGroupId( "org.apache" );
         dependency.setArtifactId( "apache" );
         dependency.setVersion( "[1,)" );
 
         try
         {
             this.newModelResolver().resolveModel( dependency );
             fail( "Expected 'UnresolvableModelException' not thrown." );
         }
         catch ( final UnresolvableModelException e )
         {
             assertEquals( "The requested dependency version range '[1,)' does not specify an upper bound",
                           e.getMessage() );
 
         }
     }
 
     public void testResolveDependencySuccessfullyResolvesExistingDependencyWithoutRange() throws Exception
     {
         final Dependency dependency = new Dependency();
         dependency.setGroupId( "org.apache" );
         dependency.setArtifactId( "apache" );
         dependency.setVersion( "1" );
 
         assertNotNull( this.newModelResolver().resolveModel( dependency ) );
         assertEquals( "1", dependency.getVersion() );
     }
 
     public void testResolveDependencySuccessfullyResolvesExistingDependencyUsingHighestVersion() throws Exception
     {
         final Dependency dependency = new Dependency();
         dependency.setGroupId( "org.apache" );
         dependency.setArtifactId( "apache" );
         dependency.setVersion( "(,2.0)" );
 
         assertNotNull( this.newModelResolver().resolveModel( dependency ) );
         assertEquals( "1", dependency.getVersion() );
     }
 
     private ModelResolver newModelResolver() throws Exception
     {
         final File localRepo = new File( this.getLocalRepository().getBasedir() );
         final DefaultRepositorySystemSession repoSession = MavenRepositorySystemUtils.newSession();
         repoSession.setLocalRepositoryManager( new LegacyLocalRepositoryManager( localRepo ) );
 
         return new ProjectModelResolver( repoSession, null, lookup( RepositorySystem.class ),
                                          lookup( RemoteRepositoryManager.class ),
                                          this.getRemoteRepositories(),
                                          ProjectBuildingRequest.RepositoryMerging.REQUEST_DOMINANT, null );
 
     }
 
     private List<RemoteRepository> getRemoteRepositories()
         throws InvalidRepositoryException
     {
         final File repoDir = new File( getBasedir(), "src/test/remote-repo" ).getAbsoluteFile();
         final RemoteRepository remoteRepository =
             new RemoteRepository.Builder( org.apache.maven.repository.RepositorySystem.DEFAULT_REMOTE_REPO_ID,
                                           "default", repoDir.toURI().toASCIIString() ).build();
 
         return Collections.singletonList( remoteRepository );
     }
 
 }