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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#include <iostream>
#include "itkListSample.h"
#include "itkNeighborhoodSampler.h"
#include "itkMath.h"
int itkNeighborhoodSamplerTest1(int, char* [] )
{
const unsigned int MeasurementVectorSize = 17;
typedef itk::FixedArray<
float, MeasurementVectorSize > MeasurementVectorType;
typedef itk::Statistics::ListSample< MeasurementVectorType > SampleType;
typedef itk::Statistics::NeighborhoodSampler< SampleType > FilterType;
typedef FilterType::RadiusType RadiusType;
typedef FilterType::InputRadiusObjectType InputRadiusObjectType;
SampleType::Pointer sample = SampleType::New();
FilterType::Pointer filter = FilterType::New();
// Test GetInput() before setting the input
if( filter->GetInput() != ITK_NULLPTR )
{
std::cerr << "GetInput() should have returned ITK_NULLPTR" << std::endl;
return EXIT_FAILURE;
}
// Test GetOutput() before creating the output
if( filter->GetOutput() == ITK_NULLPTR )
{
std::cerr << "GetOutput() should have returned NON-ITK_NULLPTR" << std::endl;
return EXIT_FAILURE;
}
filter->SetInput( sample );
if( filter->GetInput() != sample.GetPointer() )
{
std::cerr << "GetInput() didn't matched SetInput()" << std::endl;
return EXIT_FAILURE;
}
// Testing the settings of the Radius.
const RadiusType radius1 = 237;
const RadiusType radius2 = 179;
filter->SetRadius( radius1 );
const InputRadiusObjectType * recoveredRadiusObject =
filter->GetRadiusInput();
if( recoveredRadiusObject == ITK_NULLPTR )
{
std::cerr << "GetRadiusInput() returned ITK_NULLPTR object." << std::endl;
return EXIT_FAILURE;
}
if( itk::Math::NotExactlyEquals(recoveredRadiusObject->Get(), radius1) )
{
std::cerr << "GetRadiusInput() test for value consistency 1 failed." << std::endl;
return EXIT_FAILURE;
}
filter->SetRadius( radius2 );
recoveredRadiusObject = filter->GetRadiusInput();
if( recoveredRadiusObject == ITK_NULLPTR )
{
std::cerr << "GetRadiusInput() returned ITK_NULLPTR object." << std::endl;
return EXIT_FAILURE;
}
if( itk::Math::NotExactlyEquals(recoveredRadiusObject->Get(), radius2) )
{
std::cerr << "GetRadiusInput() test for value consistency 2 failed." << std::endl;
return EXIT_FAILURE;
}
InputRadiusObjectType::Pointer radiusObject1 =
InputRadiusObjectType::New();
radiusObject1->Set( radius1 );
filter->SetRadiusInput( radiusObject1 );
recoveredRadiusObject = filter->GetRadiusInput();
if( recoveredRadiusObject != radiusObject1 )
{
std::cerr << "GetRadiusInput() test for pointer consistency 1 failed." << std::endl;
return EXIT_FAILURE;
}
if( itk::Math::NotExactlyEquals(recoveredRadiusObject->Get(), radius1) )
{
std::cerr << "GetRadiusInput() test for value consistency 3 failed." << std::endl;
return EXIT_FAILURE;
}
InputRadiusObjectType::Pointer radiusObject2 =
InputRadiusObjectType::New();
radiusObject2->Set( radius2 );
filter->SetRadiusInput( radiusObject2 );
recoveredRadiusObject = filter->GetRadiusInput();
if( recoveredRadiusObject != radiusObject2 )
{
std::cerr << "GetRadiusInput() test for pointer consistency 2 failed." << std::endl;
return EXIT_FAILURE;
}
if( itk::Math::NotExactlyEquals(recoveredRadiusObject->Get(), radius2) )
{
std::cerr << "GetRadiusInput() test for value consistency 4 failed." << std::endl;
return EXIT_FAILURE;
}
//
// Testing exception cases in the GenerateData() method.
//
filter->SetRadiusInput( ITK_NULLPTR );
std::cout << "GetRadiusInput() = " << filter->GetRadiusInput() << std::endl;
try
{
filter->Update();
std::cerr << "Failure to throw expected exception ";
std::cerr << " due to ITK_NULLPTR SetRadiusInput()";
return EXIT_FAILURE;
}
catch( itk::ExceptionObject & )
{
std::cout << "Expected exception received" << std::endl;
}
radiusObject1->Set( 100 );
filter->SetRadiusInput( radiusObject1 );
//
// Exercise the Print() method
//
filter->Print( std::cout );
filter->Update();
std::cout << "Classname " << filter->GetNameOfClass() << std::endl;
std::cout << "Test Passed !" << std::endl;
return EXIT_SUCCESS;
}
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