@Parameters
public static List<Object[]> getData() {
List<Object[]> rv = new ArrayList<Object[]>();
rv.add(new GexfBuilder[] { new BasicGraphBuilder() });
rv.add(new GexfBuilder[] { new DataGraphBuilder() });
rv.add(new GexfBuilder[] { new DynamicGraphBuilder() });
rv.add(new GexfBuilder[] { new HierarchyInlineBuilder() });
rv.add(new GexfBuilder[] { new HierarchyPIDBuilder() });
rv.add(new GexfBuilder[] { new PhylogenyBuilder() });