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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 "itkImageSource.h"
#include "itkTestingMacros.h"
using ThreaderEnum = itk::MultiThreaderBase::ThreaderEnum;
namespace itk
{
template <typename TOutputImage>
class ITK_TEMPLATE_EXPORT DummyImageSource : public ImageSource<TOutputImage>
{
public:
ITK_DISALLOW_COPY_AND_MOVE(DummyImageSource);
/** Standard class type aliases. */
using Self = DummyImageSource;
using Superclass = ImageSource<TOutputImage>;
using Pointer = SmartPointer<Self>;
using ConstPointer = SmartPointer<const Self>;
/** Convenient type alias. */
using OutputImageRegionType = typename TOutputImage::RegionType;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** \see LightObject::GetNameOfClass() */
itkOverrideGetNameOfClassMacro(DummyImageSource);
/** Index for which exception is thrown. */
itkSetMacro(ExceptionIndex, IndexValueType);
protected:
DummyImageSource() = default;
~DummyImageSource() override = default;
void
GenerateOutputInformation() override
{
TOutputImage * output = nullptr;
output = this->GetOutput(0);
typename TOutputImage::RegionType largestPossibleRegion;
largestPossibleRegion.SetSize({ { 4 } });
output->SetLargestPossibleRegion(largestPossibleRegion);
}
void
DynamicThreadedGenerateData(const OutputImageRegionType & outputRegionForThread) override
{
if (outputRegionForThread.GetIndex(0) == m_ExceptionIndex)
{
std::cout << "Exception launched" << std::endl;
itkGenericExceptionMacro("Error");
}
}
private:
IndexValueType m_ExceptionIndex{ 0 };
};
} // end namespace itk
int
itkMultiThreaderExceptionsTest(int, char *[])
{
using OutputPixelType = float;
constexpr unsigned int Dimension = 1;
using OutputImageType = itk::Image<OutputPixelType, Dimension>;
std::set<ThreaderEnum> threadersToTest = { ThreaderEnum::Platform, ThreaderEnum::Pool };
#ifdef ITK_USE_TBB
threadersToTest.insert(ThreaderEnum::TBB);
#endif // ITK_USE_TBB
for (auto thType : threadersToTest)
{
itk::MultiThreaderBase::SetGlobalDefaultThreader(thType);
typename itk::DummyImageSource<OutputImageType>::Pointer dummySrc;
dummySrc = itk::DummyImageSource<OutputImageType>::New();
dummySrc->SetNumberOfWorkUnits(4);
for (itk::IndexValueType i = 0; i < 4; ++i)
{
dummySrc->SetExceptionIndex(i);
ITK_TRY_EXPECT_EXCEPTION(dummySrc->Update());
}
}
std::cout << "Test PASSED!" << std::endl;
return EXIT_SUCCESS;
}
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