diff options
author | Keir Mierle <mierle@gmail.com> | 2009-02-03 01:43:59 +0000 |
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committer | Keir Mierle <mierle@gmail.com> | 2009-02-03 01:43:59 +0000 |
commit | b4777379d48bbab164b202caa3ec2bd11b4b66ec (patch) | |
tree | 45794ab34fa9d9b09dace91bd6909f60a14a9cf1 /test/resize.cpp | |
parent | bc9a276b78e05847068e5e288934927338089e32 (diff) |
Add Matrix::resizeLike(other) convenience function and test.
Diffstat (limited to 'test/resize.cpp')
-rw-r--r-- | test/resize.cpp | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/test/resize.cpp b/test/resize.cpp new file mode 100644 index 000000000..df13d2ebe --- /dev/null +++ b/test/resize.cpp @@ -0,0 +1,56 @@ +// This file is part of Eigen, a lightweight C++ template library +// for linear algebra. Eigen itself is part of the KDE project. +// +// Copyright (C) 2009 Keir Mierle <mierle@gmail.com> +// +// Eigen is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3 of the License, or (at your option) any later version. +// +// Alternatively, you can redistribute it and/or +// modify it under the terms of the GNU General Public License as +// published by the Free Software Foundation; either version 2 of +// the License, or (at your option) any later version. +// +// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY +// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS +// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License and a copy of the GNU General Public License along with +// Eigen. If not, see <http://www.gnu.org/licenses/>. + +#include "main.h" + +template<int rows, int cols> +void resizeLikeTest() +{ + MatrixXf A(rows, cols); + MatrixXf B; + Matrix<double, rows, cols> C; + B.resizeLike(A); + C.resizeLike(B); // Shouldn't crash. + VERIFY(B.rows() == rows && B.cols() == cols); + + VectorXf x(rows); + RowVectorXf y; + y.resizeLike(x); + VERIFY(y.rows() == 1 && y.cols() == rows); + + y.resize(cols); + x.resizeLike(y); + VERIFY(x.rows() == cols && x.cols() == 1); +} + +void resizeLikeTest12() { resizeLikeTest<1,2>(); } +void resizeLikeTest1020() { resizeLikeTest<10,20>(); } +void resizeLikeTest31() { resizeLikeTest<3,1>(); } + +void test_resize() +{ + CALL_SUBTEST( resizeLikeTest12() ); + CALL_SUBTEST( resizeLikeTest1020() ); + CALL_SUBTEST( resizeLikeTest31() ); +} |