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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 file to be tested:
#include "itkEuler3DTransform.h"
#include <gtest/gtest.h>
TEST(Euler3DTransform, SetFixedParametersThrowsWhenSizeIsLessThanInputSpaceDimension)
{
using TransformType = itk::Euler3DTransform<>;
for (unsigned int size{}; size < TransformType::InputSpaceDimension; ++size)
{
const auto transform = TransformType::New();
const TransformType::FixedParametersType fixedParameters(size);
ASSERT_THROW(transform->SetFixedParameters(fixedParameters), itk::ExceptionObject);
}
}
TEST(Euler3DTransform, TestSetGetCenterAfterSetIdentity)
{
using EulerTransformType = itk::Euler3DTransform<>;
// Testing preservation of the center of rotation
auto eulerTransformWithCenter = EulerTransformType::New();
const itk::Point<double, 3> centerOfRotation({ 200, 400, 300 });
eulerTransformWithCenter->SetCenter(centerOfRotation);
EXPECT_EQ(eulerTransformWithCenter->GetCenter(), centerOfRotation);
eulerTransformWithCenter->SetIdentity();
// The center of rotation should be preserved when the transform is set to identity.
// Reseting a transform to identity should not affect the FixedParameters.
EXPECT_EQ(eulerTransformWithCenter->GetCenter(), centerOfRotation);
}
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