test/type_alias.cpp

// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2019 Gael Guennebaud <gael.guennebaud@inria.fr>
//
// This Source Code Form is subject to the terms of the Mozilla
// Public License v. 2.0. If a copy of the MPL was not distributed
// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.

#include "main.h"

EIGEN_DECLARE_TEST(type_alias) {
  using namespace internal;

  // To warm up, some basic checks:
  STATIC_CHECK((is_same<MatrixXd, Matrix<double, Dynamic, Dynamic> >::value));
  STATIC_CHECK((is_same<Matrix2f, Matrix<float, 2, 2> >::value));
  STATIC_CHECK((is_same<Array33i, Array<int, 3, 3> >::value));

  STATIC_CHECK((is_same<MatrixX<double>, MatrixXd>::value));
  STATIC_CHECK((is_same<MatrixX<int>, MatrixXi>::value));
  STATIC_CHECK((is_same<Matrix2<int>, Matrix2i>::value));
  STATIC_CHECK((is_same<Matrix2X<float>, Matrix2Xf>::value));
  STATIC_CHECK((is_same<MatrixX4<double>, MatrixX4d>::value));
  STATIC_CHECK((is_same<VectorX<int>, VectorXi>::value));
  STATIC_CHECK((is_same<Vector2<float>, Vector2f>::value));
  STATIC_CHECK((is_same<RowVectorX<int>, RowVectorXi>::value));
  STATIC_CHECK((is_same<RowVector2<float>, RowVector2f>::value));

  STATIC_CHECK((is_same<ArrayXX<float>, ArrayXXf>::value));
  STATIC_CHECK((is_same<Array33<int>, Array33i>::value));
  STATIC_CHECK((is_same<Array2X<float>, Array2Xf>::value));
  STATIC_CHECK((is_same<ArrayX4<double>, ArrayX4d>::value));
  STATIC_CHECK((is_same<ArrayX<double>, ArrayXd>::value));
  STATIC_CHECK((is_same<Array4<double>, Array4d>::value));

  STATIC_CHECK((is_same<Vector<float, 3>, Vector3f>::value));
  STATIC_CHECK((is_same<Vector<int, Dynamic>, VectorXi>::value));
  STATIC_CHECK((is_same<RowVector<float, 3>, RowVector3f>::value));
  STATIC_CHECK((is_same<RowVector<int, Dynamic>, RowVectorXi>::value));
}