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72ae444566
The PreconditionerFactory requires 2.6, so this is addressed by simply not using that code at all for Dune < 2.6. No FlexibleSolver etc.
124 lines
4.2 KiB
C++
124 lines
4.2 KiB
C++
/*
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Copyright 2019 SINTEF Digital, Mathematics and Cybernetics.
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This file is part of the Open Porous Media project (OPM).
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OPM is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OPM is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OPM. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <config.h>
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#define BOOST_TEST_MODULE OPM_test_FlexibleSolver
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#include <boost/test/unit_test.hpp>
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#include <dune/common/version.hh>
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#if DUNE_VERSION_NEWER(DUNE_ISTL, 2, 6)
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#include <opm/simulators/linalg/FlexibleSolver.hpp>
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#include <boost/property_tree/json_parser.hpp>
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#include <boost/property_tree/ptree.hpp>
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#include <fstream>
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#include <iostream>
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template <int bz>
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Dune::BlockVector<Dune::FieldVector<double, bz>>
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testSolver(const boost::property_tree::ptree& prm, const std::string& matrix_filename, const std::string& rhs_filename)
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{
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using Matrix = Dune::BCRSMatrix<Dune::FieldMatrix<double, bz, bz>>;
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using Vector = Dune::BlockVector<Dune::FieldVector<double, bz>>;
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Matrix matrix;
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{
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std::ifstream mfile(matrix_filename);
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if (!mfile) {
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throw std::runtime_error("Could not read matrix file");
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}
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readMatrixMarket(matrix, mfile);
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}
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Vector rhs;
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{
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std::ifstream rhsfile(rhs_filename);
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if (!rhsfile) {
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throw std::runtime_error("Could not read rhs file");
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}
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readMatrixMarket(rhs, rhsfile);
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}
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Dune::FlexibleSolver<Matrix, Vector> solver(prm, matrix);
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Vector x(rhs.size());
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Dune::InverseOperatorResult res;
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solver.apply(x, rhs, res);
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return x;
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}
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BOOST_AUTO_TEST_CASE(TestFlexibleSolver)
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{
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namespace pt = boost::property_tree;
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pt::ptree prm;
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// Read parameters.
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{
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std::ifstream file("options_flexiblesolver.json");
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pt::read_json(file, prm);
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// pt::write_json(std::cout, prm);
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}
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// Test with 1x1 block solvers.
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{
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const int bz = 1;
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auto sol = testSolver<bz>(prm, "matr33.txt", "rhs3.txt");
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Dune::BlockVector<Dune::FieldVector<double, bz>> expected {-1.62493,
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-1.76435e-06,
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1.86991e-10,
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-458.542,
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2.28308e-06,
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-2.45341e-07,
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-1.48005,
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-5.02264e-07,
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-1.049e-05};
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BOOST_REQUIRE_EQUAL(sol.size(), expected.size());
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for (size_t i = 0; i < sol.size(); ++i) {
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for (int row = 0; row < bz; ++row) {
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BOOST_CHECK_CLOSE(sol[i][row], expected[i][row], 1e-3);
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}
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}
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}
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// Test with 3x3 block solvers.
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{
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const int bz = 3;
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auto sol = testSolver<bz>(prm, "matr33.txt", "rhs3.txt");
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Dune::BlockVector<Dune::FieldVector<double, bz>> expected {{-1.62493, -1.76435e-06, 1.86991e-10},
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{-458.542, 2.28308e-06, -2.45341e-07},
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{-1.48005, -5.02264e-07, -1.049e-05}};
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BOOST_REQUIRE_EQUAL(sol.size(), expected.size());
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for (size_t i = 0; i < sol.size(); ++i) {
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for (int row = 0; row < bz; ++row) {
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BOOST_CHECK_CLOSE(sol[i][row], expected[i][row], 1e-3);
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}
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}
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}
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}
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#else
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// Do nothing if we do not have at least Dune 2.6.
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BOOST_AUTO_TEST_CASE(DummyTest)
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{
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BOOST_REQUIRE(true);
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}
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#endif
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