mirror of
https://github.com/OPM/opm-simulators.git
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114 lines
4.3 KiB
C++
114 lines
4.3 KiB
C++
/*
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Copyright 2023 SINTEF AS
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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 TestGpuOwnerOverlapCopy
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#define BOOST_TEST_NO_MAIN
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#include <boost/test/unit_test.hpp>
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#include <dune/common/parallel/mpihelper.hh>
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#include <dune/istl/bcrsmatrix.hh>
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#include <dune/istl/owneroverlapcopy.hh>
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#include <memory>
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#include <opm/simulators/linalg/gpuistl/GpuOwnerOverlapCopy.hpp>
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#include <opm/simulators/linalg/gpuistl/GpuVector.hpp>
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#include <opm/simulators/linalg/gpuistl/detail/gpu_safe_call.hpp>
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#include <opm/simulators/linalg/gpuistl/set_device.hpp>
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#include <random>
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#include <mpi.h>
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bool
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init_unit_test_func()
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{
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return true;
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}
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int
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main(int argc, char** argv)
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{
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[[maybe_unused]] const auto& helper = Dune::MPIHelper::instance(argc, argv);
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int rank, totalRanks;
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MPI_Comm_rank(MPI_COMM_WORLD, &rank);
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MPI_Comm_size(MPI_COMM_WORLD, &totalRanks);
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Opm::gpuistl::setDevice(rank, totalRanks);
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boost::unit_test::unit_test_main(&init_unit_test_func, argc, argv);
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}
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BOOST_AUTO_TEST_CASE(TestProject)
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{
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// We're going to have three points: Centered is owned, left and right is copied. We assume a periodic domain
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// ([0,1]/0~1)
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auto indexInfo = Dune::IndexInfoFromGrid<int, int>();
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indexInfo.addLocalIndex(std::make_tuple(0, 0, Dune::OwnerOverlapCopyAttributeSet::copy));
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indexInfo.addLocalIndex(std::make_tuple(1, 1, Dune::OwnerOverlapCopyAttributeSet::owner));
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indexInfo.addLocalIndex(std::make_tuple(2, 2, Dune::OwnerOverlapCopyAttributeSet::copy));
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auto ownerOverlapCopy = Dune::OwnerOverlapCopyCommunication<int>(indexInfo, MPI_COMM_WORLD);
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auto xCPU = std::vector<double> {{1.0, 2.0, 3.0}};
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auto xGPU = Opm::gpuistl::GpuVector<double>(xCPU);
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auto gpuComm = std::make_shared<Opm::gpuistl::GPUObliviousMPISender<double, 1, Dune::OwnerOverlapCopyCommunication<int>>>(ownerOverlapCopy);
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auto GpuOwnerOverlapCopy
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= Opm::gpuistl::GpuOwnerOverlapCopy<double, 1, Dune::OwnerOverlapCopyCommunication<int>>(gpuComm);
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GpuOwnerOverlapCopy.project(xGPU);
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auto resultOfProject = xGPU.asStdVector();
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BOOST_CHECK_EQUAL(0.0, resultOfProject[0]);
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BOOST_CHECK_EQUAL(2.0, resultOfProject[1]);
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BOOST_CHECK_EQUAL(0.0, resultOfProject[2]);
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}
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BOOST_AUTO_TEST_CASE(TestDot)
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{
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// We're going to have three points: Centered is owned, left and right is copied. We assume a periodic domain
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// ([0,1]/0~1)
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auto indexInfo = Dune::IndexInfoFromGrid<int, int>();
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indexInfo.addLocalIndex(std::make_tuple(0, 0, Dune::OwnerOverlapCopyAttributeSet::copy));
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indexInfo.addLocalIndex(std::make_tuple(1, 1, Dune::OwnerOverlapCopyAttributeSet::owner));
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indexInfo.addLocalIndex(std::make_tuple(2, 2, Dune::OwnerOverlapCopyAttributeSet::copy));
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indexInfo.addRemoteIndex(std::make_tuple(0, 0, Dune::OwnerOverlapCopyAttributeSet::copy));
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indexInfo.addRemoteIndex(std::make_tuple(0, 1, Dune::OwnerOverlapCopyAttributeSet::owner));
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indexInfo.addRemoteIndex(std::make_tuple(0, 2, Dune::OwnerOverlapCopyAttributeSet::copy));
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auto ownerOverlapCopy = Dune::OwnerOverlapCopyCommunication<int>(indexInfo, MPI_COMM_WORLD);
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auto xCPU = std::vector<double> {{1.0, 2.0, 3.0}};
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auto xGPU = Opm::gpuistl::GpuVector<double>(xCPU);
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auto gpuComm = std::make_shared<Opm::gpuistl::GPUObliviousMPISender<double, 1, Dune::OwnerOverlapCopyCommunication<int>>>(ownerOverlapCopy);
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auto GpuOwnerOverlapCopy
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= Opm::gpuistl::GpuOwnerOverlapCopy<double, 1, Dune::OwnerOverlapCopyCommunication<int>>(gpuComm);
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double outputDune = -1.0;
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auto xDune = xGPU.asDuneBlockVector<1>();
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ownerOverlapCopy.dot(xDune, xDune, outputDune);
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double output = -1.0;
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GpuOwnerOverlapCopy.dot(xGPU, xGPU, output);
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BOOST_CHECK_EQUAL(outputDune, output);
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}
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