@Test
        @FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_ADD_EDGES)
        @FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
        @FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_USER_SUPPLIED_IDS, supported = false)
        public void shouldHaveExceptionConsistencyWhenIdNotSupportedForAddEdge() throws Exception {
            try {
                final Vertex v = this.graph.addVertex();
                v.addEdge("self", v, T.id, "");
                fail("Call to addEdge should have thrown an exception when ID was specified as it is not supported");
            } catch (Exception ex) {
                validateException(Edge.Exceptions.userSuppliedIdsNotSupported(), ex);
            }
        }
@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