/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  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
 *
 *         https://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 "itkNeighborhoodOperatorImageFilter.h"
#include "itkDerivativeOperator.h"
#include "itkNullImageToImageFilterDriver.hxx"
#include "itkTestingMacros.h"

int
itkNeighborhoodOperatorImageFilterTest(int, char *[])
{
  try
  {
    using ImageType = itk::Image<float, 3>;
    // Set up operator
    itk::DerivativeOperator<float, 3> oper;
    oper.SetOrder(2);
    oper.SetDirection(2);
    oper.CreateDirectional();

    // Set up filter
    const itk::NeighborhoodOperatorImageFilter<ImageType, ImageType>::Pointer filter =
      itk::NeighborhoodOperatorImageFilter<ImageType, ImageType>::New();

    ITK_EXERCISE_BASIC_OBJECT_METHODS(filter, NeighborhoodOperatorImageFilter, ImageToImageFilter);


    filter->SetOperator(oper);

    // Run Test
    itk::Size<3> sz;
    sz[0] = 257;
    sz[1] = 252;
    sz[2] = 5;
    itk::NullImageToImageFilterDriver<ImageType, ImageType> test1;
    test1.SetImageSize(sz);
    test1.SetFilter(filter);
    test1.Execute();
  }
  catch (const itk::ExceptionObject & err)
  {
    err.Print(std::cerr);
    return EXIT_FAILURE;
  }
  return EXIT_SUCCESS;
}
