return "src/test/projects/plugin-manager";
    }

    @Test
    void testPluginLoading() throws Exception {
        MavenSession session = createMavenSession(null);
        Plugin plugin = new Plugin();
        plugin.setGroupId("org.apache.maven.its.plugins");
        plugin.setArtifactId("maven-it-plugin");
        plugin.setVersion("0.1");
        PluginDescriptor pluginDescriptor = pluginManager.loadPlugin(

    }

    private void parseLifecyclePhaseDefinitions(Map<Plugin, Plugin> plugins, String phase, LifecyclePhase goals) {
        InputSource inputSource = new InputSource();
        inputSource.setModelId(DefaultLifecycleRegistry.DEFAULT_LIFECYCLE_MODELID);
        InputLocation location = new InputLocation(-1, -1, inputSource);
        location.setLocation(0, location);

        List<LifecycleMojo> mojos = goals.getMojos();

@Deprecated
public class OrArtifactFilter implements ArtifactFilter {

    private Set<ArtifactFilter> filters;

    public OrArtifactFilter() {
        this.filters = new LinkedHashSet<>();
    }

    public OrArtifactFilter(Collection<ArtifactFilter> filters) {
        this.filters = new LinkedHashSet<>(filters);
    }

    @Override
    public boolean include(Artifact artifact) {
        for (ArtifactFilter filter : filters) {

        int depth1 = e1.getDepth();
        int depth2 = e2.getDepth();

        if (depth1 == depth2) {
            ArtifactVersion v1 = new DefaultArtifactVersion(e1.getVersion());
            ArtifactVersion v2 = new DefaultArtifactVersion(e2.getVersion());

            if (newerFirst) {
                return v1.compareTo(v2) > 0 ? e1 : e2;
            }

    @BeforeEach
    void before() {
        artifact = new DefaultArtifact("myGroup:myArtifact:1.0-SNAPSHOT");
        target = createMetadataFromArtifact(artifact);
    }

    /*--- START test common metadata ---*/
    @Test
    void mergeEmptyMetadata() throws Exception {
        Metadata metadata = new Metadata();
        assertFalse(metadata.merge(new Metadata()));
    }

    @Test

    public MavenExecutionPlan calculateExecutionPlan(MavenSession session, String... tasks) {
        return new MavenExecutionPlan(null, new DefaultLifecycles());
    }

    @Override
    public MavenExecutionPlan calculateExecutionPlan(MavenSession session, boolean setup, String... tasks) {
        return new MavenExecutionPlan(null, new DefaultLifecycles());
    }

    @Override
    public void execute(MavenSession session) {}

        executionResult.addBuildSummary(new BuildSuccess(project, 0));
        return project;
    }

    private MavenProject createFailedMavenProject(String artifactId) {
        MavenProject project = createMavenProject(artifactId);
        executionResult.addBuildSummary(new BuildFailure(project, 0, new Exception()));
        executionResult.addException(new LifecycleExecutionException("", project));

                        + cause.getMessage(),
                cause);
        this.extension = extension;
    }

    /**
     * Constructor accepting the new API type for internal use.
     *
     * @param extension the new API extension
     * @param cause the cause
     */
    public ExtensionResolutionException(org.apache.maven.api.cli.extensions.CoreExtension extension, Throwable cause) {
        super(

    private RequirementMatcherFactory() {}

    public static RequirementMatcher createExactMatcher(String provideValue) {
        return new ExactMatcher(provideValue);
    }

    public static RequirementMatcher createVersionMatcher(String provideValue) {
        return new VersionMatcher(provideValue);
    }

    private static final class ExactMatcher implements RequirementMatcher {

        private String provides;

    private List<Artifact> attachedArtifacts = new ArrayList<>();

    private MavenProject executionProject;

    private List<MavenProject> collectedProjects;

    /**
     * All sources of this project, in the order they were added.
     */
    Set<SourceRoot> sources = new LinkedHashSet<>();

    @Deprecated
    private ArtifactRepository releaseArtifactRepository;