@Test
    @LoadGraphWith(MODERN)
    public void g_V_out_asXxX_in_asXyX_selectXx_yX_byXnameX_fold_dedupXlocal_x_yX_unfold() {
        final Traversal<Vertex, Map<String, String>> traversal = get_g_V_out_asXxX_in_asXyX_selectXx_yX_byXnameX_fold_dedupXlocal_x_yX_unfold();
        printTraversalForm(traversal);
        checkResults(makeMapList(2,
                "x", "lop", "y", "marko",
                "x", "lop", "y", "josh",
                "x", "lop", "y", "peter",
                "x", "vadas", "y", "marko",
                "x", "josh", "y", "marko",
                "x", "ripple", "y", "josh"), traversal);
    }
@author Marko A. Rodriguez (http://markorodriguez.com)
@author Stephen Mallette (http://stephen.genoprime.com)
@author Daniel Kuppitz (http://gremlin.guru)
gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/filter/DedupTest.java