1 // This file is part of Eigen, a lightweight C++ template library
2 // for linear algebra.
3 //
4 // Copyright (C) 2009 Keir Mierle <mierle@gmail.com>
5 //
6 // This Source Code Form is subject to the terms of the Mozilla
7 // Public License v. 2.0. If a copy of the MPL was not distributed
8 // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
9 
10 #include "main.h"
11 
12 template<DenseIndex rows, DenseIndex cols>
resizeLikeTest()13 void resizeLikeTest()
14 {
15   MatrixXf A(rows, cols);
16   MatrixXf B;
17   Matrix<double, rows, cols> C;
18   B.resizeLike(A);
19   C.resizeLike(B);  // Shouldn't crash.
20   VERIFY(B.rows() == rows && B.cols() == cols);
21 
22   VectorXf x(rows);
23   RowVectorXf y;
24   y.resizeLike(x);
25   VERIFY(y.rows() == 1 && y.cols() == rows);
26 
27   y.resize(cols);
28   x.resizeLike(y);
29   VERIFY(x.rows() == cols && x.cols() == 1);
30 }
31 
resizeLikeTest12()32 void resizeLikeTest12() { resizeLikeTest<1,2>(); }
resizeLikeTest1020()33 void resizeLikeTest1020() { resizeLikeTest<10,20>(); }
resizeLikeTest31()34 void resizeLikeTest31() { resizeLikeTest<3,1>(); }
35 
test_resize()36 void test_resize()
37 {
38   CALL_SUBTEST(resizeLikeTest12() );
39   CALL_SUBTEST(resizeLikeTest1020() );
40   CALL_SUBTEST(resizeLikeTest31() );
41 }
42