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/*=========================================================================
Program: Visualization Toolkit
Module: TestReduceTable.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.
=========================================================================*/
#include "vtkReduceTable.h"
#include "vtkIntArray.h"
#include "vtkDoubleArray.h"
#include "vtkNew.h"
#include "vtkStringArray.h"
#include "vtkTable.h"
//----------------------------------------------------------------------------
int TestReduceTable(int, char*[])
{
vtkNew<vtkTable> table;
vtkNew<vtkStringArray> indexColumn;
indexColumn->SetNumberOfTuples(6);
indexColumn->SetValue(0, "a");
indexColumn->SetValue(1, "b");
indexColumn->SetValue(2, "b");
indexColumn->SetValue(3, "c");
indexColumn->SetValue(4, "c");
indexColumn->SetValue(5, "c");
vtkNew<vtkDoubleArray> meanColumn;
meanColumn->SetNumberOfTuples(6);
meanColumn->SetValue(0, 1.0);
meanColumn->SetValue(1, 1.0);
meanColumn->SetValue(2, 3.0);
meanColumn->SetValue(3, 1.0);
meanColumn->SetValue(4, 3.0);
meanColumn->SetValue(5, 5.0);
vtkNew<vtkIntArray> medianColumn;
medianColumn->SetNumberOfTuples(6);
medianColumn->SetValue(0, 2);
medianColumn->SetValue(1, 3);
medianColumn->SetValue(2, 5);
medianColumn->SetValue(3, 4);
medianColumn->SetValue(4, 6);
medianColumn->SetValue(5, 20);
vtkNew<vtkStringArray> modeColumn;
modeColumn->SetNumberOfTuples(6);
modeColumn->SetValue(0, "a");
modeColumn->SetValue(1, "b");
modeColumn->SetValue(2, "b");
modeColumn->SetValue(3, "c");
modeColumn->SetValue(4, "c");
modeColumn->SetValue(5, "d");
table->AddColumn(indexColumn.GetPointer());
table->AddColumn(meanColumn.GetPointer());
table->AddColumn(medianColumn.GetPointer());
table->AddColumn(modeColumn.GetPointer());
vtkNew<vtkReduceTable> filter;
filter->SetInputData(0, table.GetPointer());
filter->SetIndexColumn(0);
filter->SetReductionMethodForColumn(1, vtkReduceTable::MEAN);
filter->SetReductionMethodForColumn(2, vtkReduceTable::MEDIAN);
filter->SetReductionMethodForColumn(3, vtkReduceTable::MODE);
filter->Update();
vtkTable *output = filter->GetOutput();
if (output->GetValue(0, 1) != 1)
{
cout << "ERROR: incorrect value encountered at (0, 1)" << endl;
return EXIT_FAILURE;
}
if (output->GetValue(1, 1) != 2)
{
cout << "ERROR: incorrect value encountered at (1, 1)" << endl;
return EXIT_FAILURE;
}
if (output->GetValue(2, 1) != 3)
{
cout << "ERROR: incorrect value encountered at (2, 1)" << endl;
return EXIT_FAILURE;
}
if (output->GetValue(0, 2) != 2)
{
cout << "ERROR: incorrect value encountered at (0, 2)" << endl;
return EXIT_FAILURE;
}
if (output->GetValue(1, 2) != 4)
{
cout << "ERROR: incorrect value encountered at (1, 2)" << endl;
return EXIT_FAILURE;
}
if (output->GetValue(2, 2) != 6)
{
cout << "ERROR: incorrect value encountered at (2, 2)" << endl;
return EXIT_FAILURE;
}
if (output->GetValue(0, 3) != "a")
{
cout << "ERROR: incorrect value encountered at (0, 3)" << endl;
return EXIT_FAILURE;
}
if (output->GetValue(1, 3) != "b")
{
cout << "ERROR: incorrect value encountered at (1, 3)" << endl;
return EXIT_FAILURE;
}
if (output->GetValue(2, 3) != "c")
{
cout << "ERROR: incorrect value encountered at (2, 3)" << endl;
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
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