@Test
    @LoadGraphWith(MODERN)
    public void g_VX1X_filterXage_gt_30X() {
        final Traversal<Vertex, Vertex> traversal = get_g_VX1X_filterXage_gt_30X(convertToVertexId("marko"));
        printTraversalForm(traversal);
        assertFalse(traversal.hasNext());
    }
Tests that cover lambda steps that are used in embedded cases.
gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/LambdaStepTest.java