@Test
    @LoadGraphWith(MODERN)
    public void g_V_matchXa_outXknowsX_name_bX_identity() {
        final Traversal<Vertex, Map<String, Object>> traversal = get_g_V_matchXa_outXknowsX_name_bX_identity();
        printTraversalForm(traversal);
        checkResults(makeMapList(2,
                "a", convertToVertex(graph, "marko"), "b", "vadas",
                "a", convertToVertex(graph, "marko"), "b", "josh"), traversal);
    }
@author Joshua Shinavier (http://fortytwo.net)
@author Marko A. Rodriguez (http://markorodriguez.com)
gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/MatchTest.java