public void SetUp()
 {
     this.dataSource = new NullableAndNonNullableRelationDataSet();
     this.graph = DataGraph.Create(dataSource);
     this.edgePredictate = new DataTableSortAlgorithm.NonNullableDataRelationEdgePredicate();
     this.fgraph = new FilteredEdgeListGraph(this.graph,
         this.edgePredictate
         );
 }
 public void SetUp()
 {
     this.dataSource     = new NullableAndNonNullableRelationDataSet();
     this.graph          = DataGraph.Create(dataSource);
     this.edgePredictate = new DataTableSortAlgorithm.NonNullableDataRelationEdgePredicate();
     this.fgraph         = new FilteredEdgeListGraph(this.graph,
                                                     this.edgePredictate
                                                     );
 }