| package org.apache.maven.artifact.resolver; |
| |
| /* |
| * 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 java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.LinkedHashSet; |
| import java.util.List; |
| import java.util.Set; |
| |
| import org.apache.maven.artifact.AbstractArtifactComponentTestCase; |
| import org.apache.maven.artifact.Artifact; |
| import org.apache.maven.artifact.metadata.ArtifactMetadataSource; |
| import org.apache.maven.artifact.metadata.ResolutionGroup; |
| import org.apache.maven.artifact.repository.ArtifactRepository; |
| import org.apache.maven.artifact.versioning.ArtifactVersion; |
| import org.apache.maven.repository.legacy.metadata.MetadataResolutionRequest; |
| import org.junit.jupiter.api.AfterEach; |
| import org.junit.jupiter.api.BeforeEach; |
| import org.junit.jupiter.api.Test; |
| |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertThrows; |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| |
| import javax.inject.Inject; |
| |
| // It would be cool if there was a hook that i could use to setup a test environment. |
| // I want to setup a local/remote repositories for testing but i don't want to have |
| // to change them when i change the layout of the repositories. So i want to generate |
| // the structure i want to test by using the artifact handler manager which dictates |
| // the layout used for a particular artifact type. |
| |
| /** |
| * @author Jason van Zyl |
| */ |
| public class ArtifactResolverTest |
| extends AbstractArtifactComponentTestCase |
| { |
| @Inject |
| private ArtifactResolver artifactResolver; |
| |
| private Artifact projectArtifact; |
| |
| @BeforeEach |
| @Override |
| public void setUp() |
| throws Exception |
| { |
| super.setUp(); |
| |
| projectArtifact = createLocalArtifact( "project", "3.0" ); |
| } |
| |
| @AfterEach |
| @Override |
| public void tearDown() |
| throws Exception |
| { |
| projectArtifact = null; |
| super.tearDown(); |
| } |
| |
| @Override |
| protected String component() |
| { |
| return "resolver"; |
| } |
| |
| @Test |
| public void testResolutionOfASingleArtifactWhereTheArtifactIsPresentInTheLocalRepository() |
| throws Exception |
| { |
| Artifact a = createLocalArtifact( "a", "1.0" ); |
| |
| artifactResolver.resolve( a, remoteRepositories(), localRepository() ); |
| |
| assertLocalArtifactPresent( a ); |
| } |
| |
| @Test |
| public void testResolutionOfASingleArtifactWhereTheArtifactIsNotPresentLocallyAndMustBeRetrievedFromTheRemoteRepository() |
| throws Exception |
| { |
| Artifact b = createRemoteArtifact( "b", "1.0-SNAPSHOT" ); |
| deleteLocalArtifact( b ); |
| artifactResolver.resolve( b, remoteRepositories(), localRepository() ); |
| assertLocalArtifactPresent( b ); |
| } |
| |
| @Override |
| protected Artifact createArtifact( String groupId, String artifactId, String version, String type ) |
| throws Exception |
| { |
| // for the anonymous classes |
| return super.createArtifact( groupId, artifactId, version, type ); |
| } |
| |
| @Test |
| public void testTransitiveResolutionWhereAllArtifactsArePresentInTheLocalRepository() |
| throws Exception |
| { |
| Artifact g = createLocalArtifact( "g", "1.0" ); |
| |
| Artifact h = createLocalArtifact( "h", "1.0" ); |
| |
| ArtifactResolutionResult result = artifactResolver.resolveTransitively( Collections.singleton( g ), projectArtifact, remoteRepositories(), localRepository(), null ); |
| |
| printErrors( result ); |
| |
| assertEquals( 2, result.getArtifacts().size() ); |
| |
| assertTrue( result.getArtifacts().contains( g ) ); |
| |
| assertTrue( result.getArtifacts().contains( h ) ); |
| |
| assertLocalArtifactPresent( g ); |
| |
| assertLocalArtifactPresent( h ); |
| } |
| |
| @Test |
| public void testTransitiveResolutionWhereAllArtifactsAreNotPresentInTheLocalRepositoryAndMustBeRetrievedFromTheRemoteRepository() |
| throws Exception |
| { |
| Artifact i = createRemoteArtifact( "i", "1.0-SNAPSHOT" ); |
| deleteLocalArtifact( i ); |
| |
| Artifact j = createRemoteArtifact( "j", "1.0-SNAPSHOT" ); |
| deleteLocalArtifact( j ); |
| |
| ArtifactResolutionResult result = artifactResolver.resolveTransitively( Collections.singleton( i ), projectArtifact, remoteRepositories(), localRepository(), null ); |
| |
| printErrors( result ); |
| |
| assertEquals( 2, result.getArtifacts().size() ); |
| |
| assertTrue( result.getArtifacts().contains( i ) ); |
| |
| assertTrue( result.getArtifacts().contains( j ) ); |
| |
| assertLocalArtifactPresent( i ); |
| |
| assertLocalArtifactPresent( j ); |
| } |
| |
| @Test |
| public void testResolutionFailureWhenArtifactNotPresentInRemoteRepository() |
| throws Exception |
| { |
| Artifact k = createArtifact( "k", "1.0" ); |
| |
| assertThrows( |
| ArtifactNotFoundException.class, |
| () -> artifactResolver.resolve( k, remoteRepositories(), localRepository() ), |
| "Resolution succeeded when it should have failed" ); |
| } |
| |
| @Test |
| public void testResolutionOfAnArtifactWhereOneRemoteRepositoryIsBadButOneIsGood() |
| throws Exception |
| { |
| Artifact l = createRemoteArtifact( "l", "1.0-SNAPSHOT" ); |
| deleteLocalArtifact( l ); |
| |
| List<ArtifactRepository> repositories = new ArrayList<>(); |
| repositories.add( remoteRepository() ); |
| repositories.add( badRemoteRepository() ); |
| |
| artifactResolver.resolve( l, repositories, localRepository() ); |
| |
| assertLocalArtifactPresent( l ); |
| } |
| |
| @Test |
| public void testTransitiveResolutionOrder() |
| throws Exception |
| { |
| Artifact m = createLocalArtifact( "m", "1.0" ); |
| |
| Artifact n = createLocalArtifact( "n", "1.0" ); |
| |
| ArtifactMetadataSource mds = new ArtifactMetadataSource() |
| { |
| public ResolutionGroup retrieve( Artifact artifact, ArtifactRepository localRepository, |
| List<ArtifactRepository> remoteRepositories ) |
| { |
| Set<Artifact> dependencies = new HashSet<>(); |
| |
| return new ResolutionGroup( artifact, dependencies, remoteRepositories ); |
| } |
| |
| public List<ArtifactVersion> retrieveAvailableVersions( Artifact artifact, |
| ArtifactRepository localRepository, |
| List<ArtifactRepository> remoteRepositories ) |
| { |
| throw new UnsupportedOperationException( "Cannot get available versions in this test case" ); |
| } |
| |
| public List<ArtifactVersion> retrieveAvailableVersionsFromDeploymentRepository( |
| Artifact artifact, |
| ArtifactRepository localRepository, |
| ArtifactRepository remoteRepository ) |
| { |
| throw new UnsupportedOperationException( "Cannot get available versions in this test case" ); |
| } |
| |
| public ResolutionGroup retrieve( MetadataResolutionRequest request ) |
| { |
| return retrieve( request.getArtifact(), request.getLocalRepository(), request.getRemoteRepositories() ); |
| } |
| |
| public List<ArtifactVersion> retrieveAvailableVersions( MetadataResolutionRequest request ) |
| { |
| return retrieveAvailableVersions( request.getArtifact(), request.getLocalRepository(), request.getRemoteRepositories() ); |
| } |
| }; |
| |
| ArtifactResolutionResult result = null; |
| |
| Set<Artifact> set = new LinkedHashSet<>(); |
| set.add( n ); |
| set.add( m ); |
| |
| result = |
| artifactResolver.resolveTransitively( set, projectArtifact, remoteRepositories(), localRepository(), mds ); |
| |
| printErrors( result ); |
| |
| Iterator<Artifact> i = result.getArtifacts().iterator(); |
| assertEquals( n, i.next(), "n should be first" ); |
| assertEquals( m, i.next(), "m should be second" ); |
| |
| // inverse order |
| set = new LinkedHashSet<>(); |
| set.add( m ); |
| set.add( n ); |
| |
| result = |
| artifactResolver.resolveTransitively( set, projectArtifact, remoteRepositories(), localRepository(), mds ); |
| |
| printErrors( result ); |
| |
| i = result.getArtifacts().iterator(); |
| assertEquals( m, i.next(), "m should be first" ); |
| assertEquals( n, i.next(), "n should be second" ); |
| } |
| |
| private void printErrors( ArtifactResolutionResult result ) |
| { |
| if ( result.hasMissingArtifacts() ) |
| { |
| for ( Artifact artifact : result.getMissingArtifacts() ) |
| { |
| System.err.println( "Missing: " + artifact ); |
| } |
| } |
| |
| if ( result.hasExceptions() ) |
| { |
| for ( Exception e : result.getExceptions() ) |
| { |
| e.printStackTrace(); |
| } |
| } |
| } |
| |
| } |