/*=========================================================================
 *
 *  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 "itkTorusInteriorExteriorSpatialFunction.h"
#include "itkTestingMacros.h"


int
itkTorusInteriorExteriorSpatialFunctionTest(int, char *[])
{

  // Define the dimensionality
  constexpr unsigned int PointDimension{ 3 };

  // Define the point coordinate representation type
  using PointCoordinateType = float;

  // Define the point type
  using PointType = itk::Point<PointCoordinateType, PointDimension>;

  // Define the type for the torus spatial function
  using TorusInteriorExteriorSpatialFunctionType = itk::TorusInteriorExteriorSpatialFunction<PointDimension, PointType>;

  // Create the torus spatial function
  const TorusInteriorExteriorSpatialFunctionType::Pointer torusInteriorExteriorSpatialFunction =
    TorusInteriorExteriorSpatialFunctionType::New();

  ITK_EXERCISE_BASIC_OBJECT_METHODS(
    torusInteriorExteriorSpatialFunction, TorusInteriorExteriorSpatialFunction, InteriorExteriorSpatialFunction);

  // Set the torus properties
  auto origin = itk::MakeFilled<TorusInteriorExteriorSpatialFunctionType::InputType>(1.0);

  torusInteriorExteriorSpatialFunction->SetOrigin(origin);
  ITK_TEST_SET_GET_VALUE(origin, torusInteriorExteriorSpatialFunction->GetOrigin());

  constexpr double majorRadius{ 10.0 };
  torusInteriorExteriorSpatialFunction->SetMajorRadius(majorRadius);
  ITK_TEST_SET_GET_VALUE(majorRadius, torusInteriorExteriorSpatialFunction->GetMajorRadius());

  constexpr double minorRadius{ 4.0 };
  torusInteriorExteriorSpatialFunction->SetMinorRadius(minorRadius);
  ITK_TEST_SET_GET_VALUE(minorRadius, torusInteriorExteriorSpatialFunction->GetMinorRadius());

  // Define a to test the function
  TorusInteriorExteriorSpatialFunctionType::InputType insidePoint;
  insidePoint[0] = 8.4;
  insidePoint[1] = 6.2;
  insidePoint[2] = 0.0;

  TorusInteriorExteriorSpatialFunctionType::InputType outsidePoint;
  outsidePoint[0] = 0.0;
  outsidePoint[1] = 2.0;
  outsidePoint[2] = 1.0;

  const TorusInteriorExteriorSpatialFunctionType::OutputType insidePointOutputValue =
    torusInteriorExteriorSpatialFunction->Evaluate(insidePoint);

  const TorusInteriorExteriorSpatialFunctionType::OutputType outsidePointOutputValue =
    torusInteriorExteriorSpatialFunction->Evaluate(outsidePoint);

  int testStatus = EXIT_SUCCESS;
  if (!insidePointOutputValue)
  {
    std::cerr << "Error " << std::endl;
    std::cerr << " Expected : " << insidePoint << std::endl;
    std::cerr << " point to be inside torus" << std::endl;
    std::cerr << " is outside torus" << std::endl;
    std::cerr << "Test FAILED ! " << std::endl;
    testStatus = EXIT_FAILURE;
  }
  if (outsidePointOutputValue)
  {
    std::cerr << "Error " << std::endl;
    std::cerr << " Expected : " << outsidePoint << std::endl;
    std::cerr << " point to be outside torus" << std::endl;
    std::cerr << " is inside torus" << std::endl;
    std::cerr << "Test FAILED ! " << std::endl;
    testStatus = EXIT_FAILURE;
  }

  return testStatus;
}
