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/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2025 NKI/AVL, Netherlands Cancer Institute
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "cif++/matrix.hpp"
#include "test-main.hpp"
#include <catch2/catch_test_macros.hpp>
#include <cif++.hpp>
TEST_CASE("m1")
{
cif::matrix3x3<int> m = cif::identity_matrix<int>(3);
CHECK(cif::determinant(m) == 1);
}
TEST_CASE("m2")
{
cif::matrix4x4<int> m = cif::identity_matrix<int>(4);
cif::sub_matrix<cif::matrix4x4<int>> ms(m, 1, 1);
CHECK(ms == cif::identity_matrix<int>(3));
}
TEST_CASE("m3")
{
cif::matrix4x4<int> m{
{ 1, 2, 3, 4, //
5, 6, 7, 8, //
9, 10, 11, 12, //
13, 14, 15, 16 }
};
cif::sub_matrix<cif::matrix4x4<int>> ms(m, 1, 1);
cif::matrix3x3<int> t{
{ 1, 3, 4, 9, 11, 12, 13, 15, 16 }
};
CHECK(ms == t);
}
TEST_CASE("m4")
{
cif::matrix4x4<int> m{
{
-2,
3,
1,
0,
4,
1,
-3,
2,
0,
-1,
2,
5,
3,
2,
0,
-4,
}
};
// std::cout << m << "\n\n";
// std::cout << cif::matrix3x3<int>(cif::sub_matrix<decltype(m)>(m, 0, 0)) << "\n\n";
// std::cout << cif::matrix3x3<int>(cif::sub_matrix<decltype(m)>(m, 0, 1)) << "\n\n";
// std::cout << cif::matrix3x3<int>(cif::sub_matrix<decltype(m)>(m, 0, 2)) << "\n\n";
// std::cout << cif::matrix3x3<int>(cif::sub_matrix<decltype(m)>(m, 0, 3)) << "\n\n";
// std::cout << cif::determinant(cif::matrix3x3<int>(cif::sub_matrix<decltype(m)>(m, 0, 0))) << "\n\n";
// std::cout << cif::determinant(cif::matrix3x3<int>(cif::sub_matrix<decltype(m)>(m, 0, 1))) << "\n\n";
// std::cout << cif::determinant(cif::matrix3x3<int>(cif::sub_matrix<decltype(m)>(m, 0, 2))) << "\n\n";
// std::cout << cif::determinant(cif::matrix3x3<int>(cif::sub_matrix<decltype(m)>(m, 0, 3))) << "\n\n";
CHECK(cif::determinant(m) == 332);
}
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