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75 lines
2.4 KiB
C++
75 lines
2.4 KiB
C++
// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra.
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//
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// Copyright (C) 2011 Benoit Jacob <jacob.benoit.1@gmail.com>
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//
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// Eigen is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 3 of the License, or (at your option) any later version.
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//
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// Alternatively, you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of
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// the License, or (at your option) any later version.
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//
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// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License and a copy of the GNU General Public License along with
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// Eigen. If not, see <http://www.gnu.org/licenses/>.
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#include "main.h"
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template<typename MatrixType> void zeroSizedMatrix()
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{
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MatrixType t1;
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if (MatrixType::SizeAtCompileTime == Dynamic)
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{
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if (MatrixType::RowsAtCompileTime == Dynamic)
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VERIFY(t1.rows() == 0);
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if (MatrixType::ColsAtCompileTime == Dynamic)
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VERIFY(t1.cols() == 0);
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if (MatrixType::RowsAtCompileTime == Dynamic && MatrixType::ColsAtCompileTime == Dynamic)
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{
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MatrixType t2(0, 0);
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VERIFY(t2.rows() == 0);
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VERIFY(t2.cols() == 0);
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}
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}
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}
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template<typename VectorType> void zeroSizedVector()
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{
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VectorType t1;
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if (VectorType::SizeAtCompileTime == Dynamic)
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{
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VERIFY(t1.size() == 0);
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VectorType t2(DenseIndex(0)); // DenseIndex disambiguates with 0-the-null-pointer (error with gcc 4.4 and MSVC8)
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VERIFY(t2.size() == 0);
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}
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}
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void test_zerosized()
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{
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zeroSizedMatrix<Matrix2d>();
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zeroSizedMatrix<Matrix3i>();
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zeroSizedMatrix<Matrix<float, 2, Dynamic> >();
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zeroSizedMatrix<MatrixXf>();
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zeroSizedMatrix<Matrix<float, 0, 0> >();
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zeroSizedMatrix<Matrix<float, Dynamic, 0, 0, 0, 0> >();
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zeroSizedMatrix<Matrix<float, 0, Dynamic, 0, 0, 0> >();
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zeroSizedMatrix<Matrix<float, Dynamic, Dynamic, 0, 0, 0> >();
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zeroSizedVector<Vector2d>();
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zeroSizedVector<Vector3i>();
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zeroSizedVector<VectorXf>();
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zeroSizedVector<Matrix<float, 0, 1> >();
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}
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