@Test
    @LoadGraphWith(MODERN)
    public void g_V_foo_mean() {
        for (final Traversal<Vertex, Number> traversal : Arrays.asList(get_g_V_foo_mean(), get_g_V_foo_fold_meanXlocalX())) {
            printTraversalForm(traversal);
            assertFalse(traversal.hasNext());
        }
    }
@author Marko A. Rodriguez (http://markorodriguez.com)
gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/MeanTest.java