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108 lines
3.8 KiB
C++
108 lines
3.8 KiB
C++
/*
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Copyright 2017 SINTEF Digital, Mathematics and Cybernetics.
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Copyright 2017 Statoil ASA.
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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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#if HAVE_DYNAMIC_BOOST_TEST
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#define BOOST_TEST_DYN_LINK
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#endif
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#define NVERBOSE // Suppress own messages when throw()ing
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#define BOOST_TEST_MODULE OPM-multiPhaseUpwind
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#include <boost/test/unit_test.hpp>
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#include <opm/autodiff/multiPhaseUpwind.hpp>
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// For all the following cases we test a setup with two cells,
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// forming a gravity column:
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//
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// -------------------
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// | |
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// | Cell 1 |
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// | |
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// | | |
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// ------------------- | flux
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// | | V
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// | Cell 2 |
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// | |
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// | |
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// -------------------
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//
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// The gravity-related head differences are (4, -1, -2) for (w, o, g).
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// The mobilities are all 1 and the transmissibility is 1.
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// The total flux from cell 1 to 2 will vary from case to case.
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BOOST_AUTO_TEST_CASE(GravityColumnLowFlux)
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{
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// Case 1: a gravity column with two cells and low total flux.
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// The total flux from cell 1 to 2 is 1.0.
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const std::array<double, 3> head_diff = {{ 4.0, -1.0, -2.0 }};
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const std::array<double, 3> mob1 = {{ 1.0, 1.0, 1.0 }};
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const std::array<double, 3> mob2 = {{ 1.0, 1.0, 1.0 }};
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const double transmissibility = 1.0;
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const double flux = 1.0;
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const std::array<double, 3> expected_upw = {{ 1.0, -1.0, -1.0 }};
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const std::array<double, 3> upw = Opm::connectionMultiPhaseUpwind(head_diff, mob1, mob2, transmissibility, flux);
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BOOST_CHECK_EQUAL(upw[0], expected_upw[0]);
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BOOST_CHECK_EQUAL(upw[1], expected_upw[1]);
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BOOST_CHECK_EQUAL(upw[2], expected_upw[2]);
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}
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BOOST_AUTO_TEST_CASE(GravityColumnMediumFlux)
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{
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// Case 2: a gravity column with two cells and medium-sized total flux.
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// The total flux from cell 1 to 2 is 5.0.
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const std::array<double, 3> head_diff = {{ 4.0, -1.0, -2.0 }};
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const std::array<double, 3> mob1 = {{ 1.0, 1.0, 1.0 }};
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const std::array<double, 3> mob2 = {{ 1.0, 1.0, 1.0 }};
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const double transmissibility = 1.0;
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const double flux = 5.0;
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const std::array<double, 3> expected_upw = {{ 1.0, 1.0, -1.0 }};
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const std::array<double, 3> upw = Opm::connectionMultiPhaseUpwind(head_diff, mob1, mob2, transmissibility, flux);
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BOOST_CHECK_EQUAL(upw[0], expected_upw[0]);
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BOOST_CHECK_EQUAL(upw[1], expected_upw[1]);
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BOOST_CHECK_EQUAL(upw[2], expected_upw[2]);
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}
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BOOST_AUTO_TEST_CASE(GravityColumnHighFlux)
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{
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// Case 3: a gravity column with two cell and high total flux.
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// The total flux from cell 1 to 2 is 10.0.
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const std::array<double, 3> head_diff = {{ 4.0, -1.0, -2.0 }};
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const std::array<double, 3> mob1 = {{ 1.0, 1.0, 1.0 }};
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const std::array<double, 3> mob2 = {{ 1.0, 1.0, 1.0 }};
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const double transmissibility = 1.0;
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const double flux = 10.0;
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const std::array<double, 3> expected_upw = {{ 1.0, 1.0, 1.0 }};
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const std::array<double, 3> upw = Opm::connectionMultiPhaseUpwind(head_diff, mob1, mob2, transmissibility, flux);
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BOOST_CHECK_EQUAL(upw[0], expected_upw[0]);
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BOOST_CHECK_EQUAL(upw[1], expected_upw[1]);
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BOOST_CHECK_EQUAL(upw[2], expected_upw[2]);
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}
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