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/*=========================================================================
Program: Visualization Toolkit
Module: ArrayAPI.cxx
-------------------------------------------------------------------------
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.
-------------------------------------------------------------------------
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 <vtkDenseArray.h>
#include <vtkSmartPointer.h>
#include <vtkSparseArray.h>
#include <iostream>
#include <sstream>
#include <stdexcept>
#define test_expression(expression) \
do \
{ \
if (!(expression)) \
{ \
std::ostringstream buffer; \
buffer << "Expression failed at line " << __LINE__ << ": " << #expression; \
throw std::runtime_error(buffer.str()); \
} \
} while (false)
int TestArrayAPI(int vtkNotUsed(argc), char* vtkNotUsed(argv)[])
{
try
{
vtkSmartPointer<vtkArray> array;
// Test to see that we can create every supported combination of storage- and value-type.
std::vector<int> storage_types;
storage_types.push_back(vtkArray::DENSE);
storage_types.push_back(vtkArray::SPARSE);
std::vector<int> value_types;
value_types.push_back(VTK_CHAR);
value_types.push_back(VTK_UNSIGNED_CHAR);
value_types.push_back(VTK_SHORT);
value_types.push_back(VTK_UNSIGNED_SHORT);
value_types.push_back(VTK_INT);
value_types.push_back(VTK_UNSIGNED_INT);
value_types.push_back(VTK_LONG);
value_types.push_back(VTK_UNSIGNED_LONG);
value_types.push_back(VTK_DOUBLE);
value_types.push_back(VTK_ID_TYPE);
value_types.push_back(VTK_STRING);
value_types.push_back(VTK_VARIANT);
std::vector<vtkVariant> sample_values;
sample_values.emplace_back(static_cast<char>(1));
sample_values.emplace_back(static_cast<unsigned char>(2));
sample_values.emplace_back(static_cast<short>(3));
sample_values.emplace_back(static_cast<unsigned short>(4));
sample_values.emplace_back(static_cast<int>(5));
sample_values.emplace_back(static_cast<unsigned int>(6));
sample_values.emplace_back(static_cast<long>(7));
sample_values.emplace_back(static_cast<unsigned long>(8));
sample_values.emplace_back(static_cast<double>(9.0));
sample_values.emplace_back(static_cast<vtkIdType>(10));
sample_values.emplace_back(vtkStdString("11"));
sample_values.emplace_back(12.0);
for (std::vector<int>::const_iterator storage_type = storage_types.begin();
storage_type != storage_types.end(); ++storage_type)
{
for (size_t value_type = 0; value_type != value_types.size(); ++value_type)
{
cerr << "creating array with storage type " << *storage_type << " and value type "
<< vtkImageScalarTypeNameMacro(value_types[value_type]) << endl;
array.TakeReference(vtkArray::CreateArray(*storage_type, value_types[value_type]));
test_expression(array);
test_expression(array->GetName().empty());
array->SetName("foo");
test_expression(array->GetName() == "foo");
array->Resize(10);
array->SetVariantValue(5, sample_values[value_type]);
test_expression(array->GetVariantValue(5).IsValid());
test_expression(array->GetVariantValue(5) == sample_values[value_type]);
}
}
// Do some spot-checking to see that the actual type matches what we expect ...
array.TakeReference(vtkArray::CreateArray(vtkArray::DENSE, VTK_DOUBLE));
test_expression(vtkDenseArray<double>::SafeDownCast(array));
array.TakeReference(vtkArray::CreateArray(vtkArray::SPARSE, VTK_STRING));
test_expression(vtkSparseArray<vtkStdString>::SafeDownCast(array));
return 0;
}
catch (std::exception& e)
{
cerr << e.what() << endl;
return 1;
}
}
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