&& ARTIFACT_ID.equals(artifact.getArtifactId())
                && VERSION.equals(artifact.getVersion())) {
            Model m = new Model();
            m.setArtifactId(ARTIFACT_ID);
            m.setGroupId(GROUP_ID);
            m.setVersion(VERSION);
            Repository repository = new Repository();
            repository.setId(REPO_ID);
            repository.setUrl(REPO_URL);

            plugins = Collections.emptySet();
        }

        return plugins;
    }

    private Plugin newPlugin(String artifactId, String... goals) {
        Plugin plugin = new Plugin();

        plugin.setGroupId("org.apache.maven.plugins");
        plugin.setArtifactId(artifactId);

        for (String goal : goals) {
            PluginExecution pluginExecution = new PluginExecution();

                new DefaultVersionParser(new DefaultModelVersionParser(new GenericVersionScheme()));
        projectManager = new DefaultProjectManager(session, artifactManager);

        mavenProject.setGroupId("myGroup");
        mavenProject.setArtifactId("myArtifact");
        mavenProject.setVersion("1.0-SNAPSHOT");
        when(artifact.getGroupId()).thenReturn("myGroup");

    }

    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");

    String version;
    String classifier;
    String type;
    String scope;

    transient Object datum;

    public String getGroupId() {
        return groupId;
    }

    public void setGroupId(String groupId) {
        this.groupId = groupId;
    }

    public String getArtifactId() {
        return artifactId;
    }

    public void setArtifactId(String artifactId) {

            plugins = Collections.emptySet();
        }

        return plugins;
    }

    private Plugin newPlugin(String artifactId, String... goals) {
        Plugin plugin = new Plugin();

        plugin.setGroupId("org.apache.maven.plugins");
        plugin.setArtifactId(artifactId);

        for (String goal : goals) {
            PluginExecution pluginExecution = new PluginExecution();

        String src = source.getGroupId();
        if (src != null) {
            if (sourceDominant || target.getGroupId() == null) {
                target.setGroupId(src);
                target.setLocation("groupId", source.getLocation("groupId"));
            }
        }
    }

    protected void mergeModel_ArtifactId(

    }

    protected static Metadata createRepositoryMetadata(Artifact artifact) {
        Metadata metadata = new Metadata();
        metadata.setModelVersion("1.1.0");
        metadata.setGroupId(artifact.getGroupId());
        metadata.setArtifactId(artifact.getArtifactId());
        metadata.setVersion(artifact.getBaseVersion());

        return metadata;
    }

    public void bind(Artifact artifact) {

        verify(projectDependencyGraph).getUpstreamProjects(bProject, transitive);
    }

    private static MavenProject createProject(String id) {
        MavenProject result = new MavenProject();
        result.setGroupId("org.apache");
        result.setArtifactId(id);
        result.setVersion("1.2");
        return result;
    }

        this.artifact = artifact;
    }

    private static Metadata createRepositoryMetadata(Artifact artifact) {
        Metadata metadata = new Metadata();
        metadata.setGroupId(artifact.getGroupId());
        metadata.setArtifactId(artifact.getArtifactId());

        Versioning versioning = new Versioning();
        versioning.addVersion(artifact.getBaseVersion());