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/*=========================================================================
Program: Visualization Toolkit
Module: TestMergeTables.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
/*-------------------------------------------------------------------------
Copyright 2008 Sandia Corporation.
Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/
#include <vtkDelimitedTextReader.h>
#include <vtkMergeTables.h>
#include <vtkSmartPointer.h>
#include <vtkStringArray.h>
#include <vtkTable.h>
#include <vtkVariant.h>
#include <vtkVariantArray.h>
#include <vtkTestUtilities.h>
#include <vtkIOStream.h>
#define VTK_CREATE(type,name) \
vtkSmartPointer<type> name = vtkSmartPointer<type>::New()
int
TestMergeTables(int argc, char* argv[])
{
char * filename1 = vtkTestUtilities::ExpandDataFileName(argc,argv,
"Data/Infovis/merge1.csv");
char * filename2 = vtkTestUtilities::ExpandDataFileName(argc,argv,
"Data/Infovis/merge2.csv");
VTK_CREATE(vtkDelimitedTextReader,reader1);
reader1->SetFieldDelimiterCharacters(",");
reader1->SetFileName(filename1);
reader1->SetHaveHeaders(true);
reader1->Update();
vtkTable * table1 = reader1->GetOutput();
VTK_CREATE(vtkDelimitedTextReader,reader2);
reader2->SetFieldDelimiterCharacters(",");
reader2->SetFileName(filename2);
reader2->SetHaveHeaders(true);
reader2->Update();
vtkTable * table2 = reader2->GetOutput();
cout << "Table 1:" << endl;
table1->Dump(10);
cout << "Table 2:" << endl;
table2->Dump(10);
VTK_CREATE(vtkMergeTables,merge);
merge->SetInputData(0, table1);
merge->SetInputData(1, table2);
merge->SetMergeColumnsByName(true);
merge->Update();
vtkTable * mergedTable = merge->GetOutput();
cout << "Merged Table:" << endl;
mergedTable->Dump(10);
// Test # of columns
// - There should be 3: Col1, Col2, Col3
if(mergedTable->GetNumberOfColumns() != 3)
{
cout << "ERROR: Wrong number of columns!" << endl
<< " Expected 3, got " << mergedTable->GetNumberOfColumns()
<< endl;
return 1;
}
delete [] filename1;
delete [] filename2;
return 0;
}
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