fix test empty input stuff
fix test empty input stuff

jeffbaumes/jeffbaumes-vtk,collects/VTK,sumedhasingla/VTK,SimVascular/VTK,johnkit/vtk-dev,arnaudgelas/VTK,jeffbaumes/jeffbaumes-vtk,spthaolt/VTK,demarle/VTK,ashray/VTK-EVM,demarle/VTK,Wuteyan/VTK,candy7393/VTK,spthaolt/VTK,sumedhasingla/VTK,mspark93/VTK,johnkit/vtk-dev,jmerkow/VTK,mspark93/VTK,gram526/VTK,Wuteyan/VTK,SimVascular/VTK,spthaolt/VTK,demarle/VTK,demarle/VTK,mspark93/VTK,gram526/VTK,SimVascular/VTK,keithroe/vtkoptix,sumedhasingla/VTK,hendradarwin/VTK,hendradarwin/VTK,msmolens/VTK,biddisco/VTK,keithroe/vtkoptix,sgh/vtk,sumedhasingla/VTK,demarle/VTK,keithroe/vtkoptix,collects/VTK,msmolens/VTK,aashish24/VTK-old,arnaudgelas/VTK,daviddoria/PointGraphsPhase1,hendradarwin/VTK,msmolens/VTK,demarle/VTK,sgh/vtk,aashish24/VTK-old,johnkit/vtk-dev,SimVascular/VTK,hendradarwin/VTK,collects/VTK,sankhesh/VTK,berendkleinhaneveld/VTK,ashray/VTK-EVM,mspark93/VTK,daviddoria/PointGraphsPhase1,cjh1/VTK,sgh/vtk,Wuteyan/VTK,sumedhasingla/VTK,msmolens/VTK,sumedhasingla/VTK,candy7393/VTK,ashray/VTK-EVM,berendkleinhaneveld/VTK,SimVascular/VTK,msmolens/VTK,jeffbaumes/jeffbaumes-vtk,jeffbaumes/jeffbaumes-vtk,collects/VTK,keithroe/vtkoptix,ashray/VTK-EVM,hendradarwin/VTK,aashish24/VTK-old,jeffbaumes/jeffbaumes-vtk,arnaudgelas/VTK,biddisco/VTK,sumedhasingla/VTK,jmerkow/VTK,Wuteyan/VTK,sgh/vtk,cjh1/VTK,sgh/vtk,arnaudgelas/VTK,candy7393/VTK,ashray/VTK-EVM,daviddoria/PointGraphsPhase1,naucoin/VTKSlicerWidgets,johnkit/vtk-dev,cjh1/VTK,arnaudgelas/VTK,daviddoria/PointGraphsPhase1,cjh1/VTK,berendkleinhaneveld/VTK,berendkleinhaneveld/VTK,cjh1/VTK,biddisco/VTK,msmolens/VTK,johnkit/vtk-dev,Wuteyan/VTK,keithroe/vtkoptix,candy7393/VTK,gram526/VTK,SimVascular/VTK,sankhesh/VTK,ashray/VTK-EVM,sankhesh/VTK,aashish24/VTK-old,demarle/VTK,hendradarwin/VTK,jmerkow/VTK,naucoin/VTKSlicerWidgets,biddisco/VTK,aashish24/VTK-old,collects/VTK,candy7393/VTK,gram526/VTK,berendkleinhaneveld/VTK,hendradarwin/VTK,naucoin/VTKSlicerWidgets,gram526/VTK,aashish24/VTK-old,SimVascular/VTK,keithroe/vtkoptix,johnkit/vtk-dev,jmerkow/VTK,keithroe/vtkoptix,ashray/VTK-EVM,berendkleinhaneveld/VTK,sankhesh/VTK,candy7393/VTK,biddisco/VTK,naucoin/VTKSlicerWidgets,arnaudgelas/VTK,spthaolt/VTK,cjh1/VTK,daviddoria/PointGraphsPhase1,johnkit/vtk-dev,keithroe/vtkoptix,Wuteyan/VTK,jmerkow/VTK,gram526/VTK,biddisco/VTK,mspark93/VTK,jmerkow/VTK,candy7393/VTK,SimVascular/VTK,naucoin/VTKSlicerWidgets,naucoin/VTKSlicerWidgets,daviddoria/PointGraphsPhase1,berendkleinhaneveld/VTK,mspark93/VTK,Wuteyan/VTK,sankhesh/VTK,msmolens/VTK,sankhesh/VTK,jmerkow/VTK,sgh/vtk,collects/VTK,jmerkow/VTK,ashray/VTK-EVM,biddisco/VTK,gram526/VTK,sumedhasingla/VTK,sankhesh/VTK,spthaolt/VTK,msmolens/VTK,jeffbaumes/jeffbaumes-vtk,mspark93/VTK,mspark93/VTK,candy7393/VTK,sankhesh/VTK,spthaolt/VTK,spthaolt/VTK,demarle/VTK,gram526/VTK