@Test
        @FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
        public void shouldAddVertexWithLabel() {
            final Vertex v = graph.addVertex("person");
            this.tryCommit(graph, graph -> assertEquals("person", v.label()));
        }
@author Marko A. Rodriguez (http://markorodriguez.com)
@author Stephen Mallette (http://stephen.genoprime.com)
gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/structure/VertexTest.java