opm-simulators/tests/test_SymmTensor.cpp
Arne Morten Kvarving 41361baa44 added: SymmTensor
this is a VoigtContainer with some algebraic operations
2025-02-06 12:57:25 +01:00

88 lines
3.3 KiB
C++

/*
Copyright 2025 Equinor ASA
This file is part of the Open Porous Media project (OPM).
OPM is free software: 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 3 of the License, or
(at your option) any later version.
OPM 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with OPM. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <opm/simulators/utils/SymmTensor.hpp>
#define BOOST_TEST_MODULE SymmTensorTest
#include <boost/mpl/list.hpp>
#include <boost/test/unit_test.hpp>
#include <stdexcept>
namespace {
#if FLOW_INSTANTIATE_FLOAT
using Types = boost::mpl::list<float,double>;
#else
using Types = boost::mpl::list<double>;
#endif
}
BOOST_AUTO_TEST_CASE_TEMPLATE(Basics, Scalar, Types)
{
Opm::SymmTensor<Scalar> tensor;
constexpr auto& indices = Opm::SymmTensor<Scalar>::unique_indices;
for (const auto i : indices) {
BOOST_CHECK_EQUAL(tensor[i], Scalar{0});
}
tensor = Scalar{1};
for (const auto i : indices) {
BOOST_CHECK_EQUAL(tensor[i], Scalar{1});
}
const Opm::SymmTensor<Scalar> tensor2{1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0};
BOOST_CHECK_EQUAL(tensor2[Opm::VoigtIndex::XX], 1.0);
BOOST_CHECK_EQUAL(tensor2[Opm::VoigtIndex::YY], 2.0);
BOOST_CHECK_EQUAL(tensor2[Opm::VoigtIndex::ZZ], 3.0);
BOOST_CHECK_EQUAL(tensor2[Opm::VoigtIndex::YZ], 4.0);
BOOST_CHECK_EQUAL(tensor2[Opm::VoigtIndex::YZ], tensor2[Opm::VoigtIndex::ZY]);
BOOST_CHECK_EQUAL(tensor2[Opm::VoigtIndex::XZ], 5.0);
BOOST_CHECK_EQUAL(tensor2[Opm::VoigtIndex::XZ], tensor2[Opm::VoigtIndex::ZX]);
BOOST_CHECK_EQUAL(tensor2[Opm::VoigtIndex::XY], 6.0);
BOOST_CHECK_EQUAL(tensor2[Opm::VoigtIndex::XY], tensor2[Opm::VoigtIndex::YX]);
const Opm::SymmTensor<Scalar> tensor2s{1.0, 2.0, 3.0};
BOOST_CHECK_EQUAL(tensor2s[Opm::VoigtIndex::XX], 1.0);
BOOST_CHECK_EQUAL(tensor2s[Opm::VoigtIndex::YY], 2.0);
BOOST_CHECK_EQUAL(tensor2s[Opm::VoigtIndex::ZZ], 3.0);
BOOST_CHECK_EQUAL(tensor2s[Opm::VoigtIndex::YZ], 0.0);
BOOST_CHECK_EQUAL(tensor2s[Opm::VoigtIndex::XZ], 0.0);
BOOST_CHECK_EQUAL(tensor2s[Opm::VoigtIndex::XY], 0.0);
const auto tensor3 = Scalar{2} * tensor + tensor2;
auto tensor4 = tensor;
tensor4 *= Scalar{2};
tensor += tensor2;
constexpr auto& uindices = Opm::SymmTensor<Scalar>::unique_indices;
for (const auto i : uindices) {
BOOST_CHECK_EQUAL(tensor[i], tensor2[i] + 1.0);
BOOST_CHECK_EQUAL(tensor3[i], tensor2[i] + 2.0);
BOOST_CHECK_EQUAL(tensor4[i], 2.0);
}
BOOST_CHECK_EQUAL(tensor.trace(), Scalar{2} + Scalar{3} + Scalar{4});
BOOST_CHECK_EQUAL(tensor.traction({1.0, 0.0, 0.0}), 2.0);
BOOST_CHECK_EQUAL(tensor.traction({0.0, 1.0, 0.0}), 3.0);
BOOST_CHECK_EQUAL(tensor.traction({0.0, 0.0, 1.0}), 4.0);
BOOST_CHECK_EQUAL(tensor.traction({1.0, 1.0, 0.0}), 2.0 + 3.0 + 2 * 5.0);
BOOST_CHECK_EQUAL(tensor.traction({1.0, 0.0, 1.0}), 2.0 + 4.0 + 2 * 6.0);
BOOST_CHECK_EQUAL(tensor.traction({0.0, 1.0, 1.0}), 3.0 + 4.0 + 2 * 7.0);
}