ArtifactSpec b1 = a.addDependency("b", "1.0");
        ArtifactSpec c = a.addDependency("c", "1.0");
        ArtifactSpec d2 = b1.addDependency("d", "2.0");
        d2.addDependency("h", "1.0");
        ArtifactSpec d1 = c.addDependency("d", "1.0");
        ArtifactSpec b2 = c.addDependency("b", "2.0");
        ArtifactSpec e = b2.addDependency("e", "1.0");

        //
        public ProjectBuilder addDependency(String groupId, String artifactId, String version, String scope) {
            return addDependency(groupId, artifactId, version, scope, (Exclusion) null);
        }

        public ProjectBuilder addDependency(
                String groupId, String artifactId, String version, String scope, Exclusion exclusion) {

        //
        public ProjectBuilder addDependency(String groupId, String artifactId, String version, String scope) {
            return addDependency(groupId, artifactId, version, scope, (Exclusion) null);
        }

        public ProjectBuilder addDependency(
                String groupId, String artifactId, String version, String scope, Exclusion exclusion) {

        Plugin plugin = createPlugin("other.group", "other-artifact", "1.0");

        Dependency dep = createDependency("group", "artifact", "1.0");

        plugin.addDependency(dep);

        build.addPlugin(plugin);

        new ProjectSorter(Collections.singletonList(project));
    }

    @Test

        project.setName("Maven");
        project.setVersion("2.0-SNAPSHOT");
        project.setScm(new Scm());
        project.getScm().setConnection("scm-connection");
        project.addDependency(dependency1);
        project.addDependency(dependency2);
        project.setBuild(new Build());

        // Build up an artifactMap
        project.addArtifact(new Artifact("g0", "a0", "v0", "e0", "c0"));

                if (!DependencyScope.SYSTEM.is(pluginDep.getScope())) {
                    pluginDep = pluginDep.setScope(DependencyScope.RUNTIME.id());
                }
                request.addDependency(pluginDep);
            }

            DependencyRequest depRequest = new DependencyRequest(request, resolutionFilter);
            depRequest.setTrace(trace.trace());