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/*=========================================================================
*
* 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 "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkSimpleFilterWatcher.h"
#include "itkFFTShiftImageFilter.h"
#include "itkTestingMacros.h"
int
itkFFTShiftImageFilterTest(int argc, char * argv[])
{
if (argc != 4)
{
std::cerr << "usage: " << itkNameOfTestExecutableMacro(argv) << " inputImage outputImage inverse" << std::endl;
std::cerr << " inputImage: The input image." << std::endl;
std::cerr << " outputImage: The output image." << std::endl;
std::cerr << " inverse: 0, to perform a forward transform, or 1 to perform" << std::endl;
std::cerr << " an inverse transform." << std::endl;
return EXIT_FAILURE;
}
constexpr int dim = 3;
using PType = itk::RGBPixel<unsigned char>;
using IType = itk::Image<PType, dim>;
using ReaderType = itk::ImageFileReader<IType>;
auto reader = ReaderType::New();
reader->SetFileName(argv[1]);
using FilterType = itk::FFTShiftImageFilter<IType, IType>;
auto filter = FilterType::New();
// test default values
ITK_TEST_EXPECT_TRUE(!filter->GetInverse());
//
// Tests for raising code coverage
//
ITK_TRY_EXPECT_EXCEPTION(filter->Update());
filter->SetInput(reader->GetOutput());
auto inverse = static_cast<bool>(std::stoi(argv[3]));
ITK_TEST_SET_GET_BOOLEAN(filter, Inverse, inverse);
itk::SimpleFilterWatcher watcher(filter, "filter");
using WriterType = itk::ImageFileWriter<IType>;
auto writer = WriterType::New();
writer->SetInput(filter->GetOutput());
writer->SetFileName(argv[2]);
ITK_TRY_EXPECT_NO_EXCEPTION(writer->Update());
return EXIT_SUCCESS;
}
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