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54 lines
2.0 KiB
Plaintext
54 lines
2.0 KiB
Plaintext
/*
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Copyright 2024 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 TestGpuBuffer
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#include <boost/test/unit_test.hpp>
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#include <cuda_runtime.h>
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#include <opm/simulators/linalg/gpuistl/GpuBuffer.hpp>
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#include <opm/simulators/linalg/gpuistl/GpuView.hpp>
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#include <opm/simulators/linalg/gpuistl/detail/gpu_safe_call.hpp>
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#include <array>
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#include <algorithm>
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#include <type_traits>
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BOOST_AUTO_TEST_CASE(TestMakeView)
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{
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// test that we can create buffers and make views of the buffers using the pointer constructor
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auto buf = std::vector<int>({1, 2, 3, 4, 5, 6});
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const auto gpubuf = ::Opm::gpuistl::GpuBuffer<int>(buf);
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auto gpuview = ::Opm::gpuistl::GpuView<int>(buf.data(), buf.size());
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bool gpuBufCreatedView = std::is_same<::Opm::gpuistl::GpuView<int>, decltype(gpuview)>::value;
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BOOST_CHECK(gpuBufCreatedView);
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// test that we can make views of buffers by using the GpuBuffer constructor
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auto gpuview2 = ::Opm::gpuistl::make_view(gpubuf);
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bool gpuBufCreatedView2 = std::is_same<::Opm::gpuistl::GpuView<const int>, decltype(gpuview2)>::value;
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BOOST_CHECK(gpuBufCreatedView2);
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// check that we retrieve the same values when pulling the data back to the cpu as a vector
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auto gpuBufOnCpu = gpubuf.asStdVector();
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BOOST_CHECK_EQUAL_COLLECTIONS(gpuBufOnCpu.begin(), gpuBufOnCpu.end(), buf.begin(), buf.end());
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}
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