collectRequest.setRoot(new Dependency(artifact, null));
        collectRequest.addRepository(newTestRepository());

        CollectResult collectResult = system.collectDependencies(session, collectRequest);

        List<DependencyNode> nodes = collectResult.getRoot().getChildren();
        assertEquals(2, nodes.size());
        checkUtSimpleArtifactDependencies(

     * @throws org.apache.maven.api.services.DependencyResolverException if the dependency collection failed
     */
    @Nonnull
    Node collectDependencies(@Nonnull Artifact artifact, @Nonnull PathScope scope);

    /**
     * Shortcut for {@code getService(DependencyResolver.class).collect(...)}
     *