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-rw-r--r--test/eigen2/eigen2_determinant.cpp61
1 files changed, 0 insertions, 61 deletions
diff --git a/test/eigen2/eigen2_determinant.cpp b/test/eigen2/eigen2_determinant.cpp
deleted file mode 100644
index c7b4ad053..000000000
--- a/test/eigen2/eigen2_determinant.cpp
+++ /dev/null
@@ -1,61 +0,0 @@
-// This file is part of Eigen, a lightweight C++ template library
-// for linear algebra. Eigen itself is part of the KDE project.
-//
-// Copyright (C) 2008 Benoit Jacob <jacob.benoit.1@gmail.com>
-// Copyright (C) 2008 Gael Guennebaud <g.gael@free.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"
-#include <Eigen/LU>
-
-template<typename MatrixType> void determinant(const MatrixType& m)
-{
- /* this test covers the following files:
- Determinant.h
- */
- int size = m.rows();
-
- MatrixType m1(size, size), m2(size, size);
- m1.setRandom();
- m2.setRandom();
- typedef typename MatrixType::Scalar Scalar;
- Scalar x = ei_random<Scalar>();
- VERIFY_IS_APPROX(MatrixType::Identity(size, size).determinant(), Scalar(1));
- VERIFY_IS_APPROX((m1*m2).determinant(), m1.determinant() * m2.determinant());
- if(size==1) return;
- int i = ei_random<int>(0, size-1);
- int j;
- do {
- j = ei_random<int>(0, size-1);
- } while(j==i);
- m2 = m1;
- m2.row(i).swap(m2.row(j));
- VERIFY_IS_APPROX(m2.determinant(), -m1.determinant());
- m2 = m1;
- m2.col(i).swap(m2.col(j));
- VERIFY_IS_APPROX(m2.determinant(), -m1.determinant());
- VERIFY_IS_APPROX(m2.determinant(), m2.transpose().determinant());
- VERIFY_IS_APPROX(ei_conj(m2.determinant()), m2.adjoint().determinant());
- m2 = m1;
- m2.row(i) += x*m2.row(j);
- VERIFY_IS_APPROX(m2.determinant(), m1.determinant());
- m2 = m1;
- m2.row(i) *= x;
- VERIFY_IS_APPROX(m2.determinant(), m1.determinant() * x);
-}
-
-void test_eigen2_determinant()
-{
- for(int i = 0; i < g_repeat; i++) {
- CALL_SUBTEST_1( determinant(Matrix<float, 1, 1>()) );
- CALL_SUBTEST_2( determinant(Matrix<double, 2, 2>()) );
- CALL_SUBTEST_3( determinant(Matrix<double, 3, 3>()) );
- CALL_SUBTEST_4( determinant(Matrix<double, 4, 4>()) );
- CALL_SUBTEST_5( determinant(Matrix<std::complex<double>, 10, 10>()) );
- CALL_SUBTEST_6( determinant(MatrixXd(20, 20)) );
- }
- CALL_SUBTEST_6( determinant(MatrixXd(200, 200)) );
-}