protected static Configuration getNumberIdManagerConfiguration() {
        final Configuration conf = new BaseConfiguration();
        conf.setProperty(TinkerGraph.GREMLIN_TINKERGRAPH_VERTEX_ID_MANAGER, AbstractTinkerGraph.DefaultIdManager.INTEGER.name());
        conf.setProperty(TinkerGraph.GREMLIN_TINKERGRAPH_EDGE_ID_MANAGER, AbstractTinkerGraph.DefaultIdManager.INTEGER.name());
        conf.setProperty(TinkerGraph.GREMLIN_TINKERGRAPH_VERTEX_PROPERTY_ID_MANAGER, AbstractTinkerGraph.DefaultIdManager.LONG.name());
        return conf;
    }
Get an instance of the underlying AbstractTinkerGraph with the provided configuration.
tinkergraph-gremlin/src/test/java/org/apache/tinkerpop/gremlin/tinkergraph/TinkerWorld.java