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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.
*
*=========================================================================*/
// First include the header files to be tested:
#include "itkBSplineTransformInitializer.h"
#include "itkCenteredTransformInitializer.h"
#include "itkCenteredVersorTransformInitializer.h"
#include "itkBSplineTransform.h"
#include "itkEuler2DTransform.h"
#include <gtest/gtest.h>
// Checks an object created by BSplineTransformInitializer::New().
TEST(TransformInitializers, CheckNewBSplineTransformInitializer)
{
using TransformType = itk::BSplineTransform<>;
using ImageType = itk::Image<int, TransformType::SpaceDimension>;
const auto transformInitializer = itk::BSplineTransformInitializer<TransformType, ImageType>::New();
ASSERT_NE(transformInitializer, nullptr);
EXPECT_EQ(transformInitializer->GetImage(), nullptr);
EXPECT_EQ(transformInitializer->GetTransform(), nullptr);
for (const auto sizeValue : transformInitializer->GetTransformDomainMeshSize())
{
EXPECT_EQ(sizeValue, 1);
}
}
// Checks an object created by CenteredTransformInitializer::New().
TEST(TransformInitializers, CheckNewCenteredTransformInitializer)
{
using TransformType = itk::Euler2DTransform<>;
using ImageType = itk::Image<int, TransformType::SpaceDimension>;
const auto transformInitializer = itk::CenteredTransformInitializer<TransformType, ImageType, ImageType>::New();
ASSERT_NE(transformInitializer, nullptr);
EXPECT_NE(transformInitializer->GetFixedCalculator(), nullptr);
EXPECT_NE(transformInitializer->GetMovingCalculator(), nullptr);
}
// Checks an object created by CenteredVersorTransformInitializer::New().
TEST(TransformInitializers, CheckNewCenteredVersorTransformInitializer)
{
using ImageType = itk::Image<int, 3>;
const auto transformInitializer = itk::CenteredVersorTransformInitializer<ImageType, ImageType>::New();
ASSERT_NE(transformInitializer, nullptr);
EXPECT_NE(transformInitializer->GetFixedCalculator(), nullptr);
EXPECT_NE(transformInitializer->GetMovingCalculator(), nullptr);
EXPECT_FALSE(transformInitializer->GetComputeRotation());
}
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