1// This file is part of Eigen, a lightweight C++ template library
2// for linear algebra.
3//
4// Copyright (C) 2006-2008 Benoit Jacob <jacob.benoit.1@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#define EIGEN_NO_STATIC_ASSERT
11#include "product.h"
12
13// regression test for bug 447
14void product1x1()
15{
16  Matrix<float,1,3> matAstatic;
17  Matrix<float,3,1> matBstatic;
18  matAstatic.setRandom();
19  matBstatic.setRandom();
20  VERIFY_IS_APPROX( (matAstatic * matBstatic).coeff(0,0),
21                    matAstatic.cwiseProduct(matBstatic.transpose()).sum() );
22
23  MatrixXf matAdynamic(1,3);
24  MatrixXf matBdynamic(3,1);
25  matAdynamic.setRandom();
26  matBdynamic.setRandom();
27  VERIFY_IS_APPROX( (matAdynamic * matBdynamic).coeff(0,0),
28                    matAdynamic.cwiseProduct(matBdynamic.transpose()).sum() );
29}
30
31
32void test_product_small()
33{
34  for(int i = 0; i < g_repeat; i++) {
35    CALL_SUBTEST_1( product(Matrix<float, 3, 2>()) );
36    CALL_SUBTEST_2( product(Matrix<int, 3, 5>()) );
37    CALL_SUBTEST_3( product(Matrix3d()) );
38    CALL_SUBTEST_4( product(Matrix4d()) );
39    CALL_SUBTEST_5( product(Matrix4f()) );
40    CALL_SUBTEST_6( product1x1() );
41  }
42
43#ifdef EIGEN_TEST_PART_6
44  {
45    // test compilation of (outer_product) * vector
46    Vector3f v = Vector3f::Random();
47    VERIFY_IS_APPROX( (v * v.transpose()) * v, (v * v.transpose()).eval() * v);
48  }
49#endif
50}
51