void setScope(String scope);

    VersionRange getVersionRange();

    void setVersionRange(VersionRange newRange);

    void selectVersion(String version);

    void setGroupId(String groupId);

    void setArtifactId(String artifactId);

    boolean isSnapshot();

    void setResolved(boolean resolved);

    boolean isResolved();

        //
        // We should get a whole slew of dependencies resolving this artifact transitively
        //
        Dependency d = new Dependency();
        d.setGroupId("org.apache.maven.its");
        d.setArtifactId("b");
        d.setVersion("0.1");
        d.setScope(Artifact.SCOPE_COMPILE);
        Artifact artifact = repositorySystem.createDependencyArtifact(d);

        throw new UnsupportedOperationException("Cannot change the download information for an attached artifact."
                + " It is derived from the main artifact.");
    }

    public void setGroupId(String groupId) {
        throw new UnsupportedOperationException(
                "Cannot change the groupId for an attached artifact." + " It is derived from the main artifact.");
    }

    Map<String, Object> retrieveContext(MavenSession session) {
        Map<String, Object> context = null;

        if (session != null) {
            PluginDescriptor desc = new PluginDescriptor();
            desc.setGroupId(PluginDescriptor.getDefaultPluginGroupId());
            desc.setArtifactId(PluginDescriptor.getDefaultPluginArtifactId("toolchains"));

            MavenProject current = session.getCurrentProject();

        Build build = model.getBuild();

        if (build != null) {
            for (Extension extension : build.getExtensions()) {
                Plugin plugin = new Plugin();
                plugin.setGroupId(extension.getGroupId());
                plugin.setArtifactId(extension.getArtifactId());
                plugin.setVersion(extension.getVersion());

        assertNotNull(adjustment);

        assertEquals("..", adjustment);
    }

    @Test
    void testIdentityProtoInheritance() {
        Parent parent = new Parent();

        parent.setGroupId("test-group");
        parent.setVersion("1000");
        parent.setArtifactId("test-artifact");

        Model model = new Model();

        model.setParent(parent);
        model.setArtifactId("real-artifact");

                    if (relocation != null) {
                        if (relocation.getGroupId() != null) {
                            artifact.setGroupId(relocation.getGroupId());
                            relocatedArtifact = artifact;
                            project.setGroupId(relocation.getGroupId());
                        }
                        if (relocation.getArtifactId() != null) {

    }

    protected Artifact createArtifact(String groupId, String artifactId, String version) throws Exception {
        Dependency dependency = new Dependency();
        dependency.setGroupId(groupId);
        dependency.setArtifactId(artifactId);
        dependency.setVersion(version);
        dependency.setType("jar");
        dependency.setScope("compile");

        when(artifact2.getVersion()).thenReturn("1");
        artifacts.add(artifact2);

        return artifacts;
    }

    private Model newTestModel() {
        Model model = new Model();
        model.setGroupId("modelGroup1");
        model.setArtifactId("modelArtifact1");
        model.setVersion("modelVersion1");

        return model;
    }

    @Test
    void testDebugEnabled() throws PlexusContainerException {

        return "repository metadata for: '" + getKey() + "'";
    }

    protected static Metadata createMetadata(Artifact artifact, Versioning versioning) {
        Metadata metadata = new Metadata();
        metadata.setGroupId(artifact.getGroupId());
        metadata.setArtifactId(artifact.getArtifactId());
        metadata.setVersion(artifact.getVersion());
        metadata.setVersioning(versioning);
        return metadata;
    }