Making postgres test work
Making postgres test work

The postgres read/write test assumed the test database would exist,
while the other postgres test assumed the test database does not
exist, creates it, and deletes it. Making the read/write test follow
a similar pattern so it passes.

Change-Id: I3f4cbb1e0054eebdff5bcd922cec367cf7014e61

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