src/gromacs/gpu_utils/tests/typecasts.cpp

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  35 /*! \internal \file
  36  * \brief
  37  * Tests for CUDA float3 type layout.
  38  *
  39  * \author Artem Zhmurov <zhmurov@gmail.com>
  40  */
  41 #include "gmxpre.h"
  42
  43 #include "config.h"
  44
  45 #if GMX_GPU_CUDA
  46
  47 #    include <vector>
  48
  49 #    include <gtest/gtest.h>
  50
  51 #    include "gromacs/gpu_utils/gpu_testutils.h"
  52 #    include "gromacs/utility/exceptions.h"
  53
  54 #    include "testutils/testasserts.h"
  55 #    include "testutils/testmatchers.h"
  56
  57 #    include "typecasts_runner.h"
  58
  59 namespace gmx
  60 {
  61
  62 namespace test
  63 {
  64
  65 //! Test data in RVec format
  66 static const std::vector<RVec> rVecInput = { { 1.0, 2.0, 3.0 }, { 4.0, 5.0, 6.0 } };
  67
  68 TEST(GpuDataTypesCompatibilityTest, RVecAndFloat3OnHost)
  69 {
  70     std::vector<RVec> rVecOutput(rVecInput.size());
  71     convertRVecToFloat3OnHost(rVecOutput, rVecInput);
  72     EXPECT_THAT(rVecInput, testing::Pointwise(RVecEq(ulpTolerance(0)), rVecOutput));
  73 }
  74
  75 TEST(GpuDataTypesCompatibilityTest, RVecAndFloat3OnDevice)
  76 {
  77     if (canComputeOnGpu())
  78     {
  79         std::vector<RVec> rVecOutput(rVecInput.size());
  80         convertRVecToFloat3OnDevice(rVecOutput, rVecInput);
  81         EXPECT_THAT(rVecInput, testing::Pointwise(RVecEq(ulpTolerance(0)), rVecOutput));
  82     }
  83 }
  84
  85 } // namespace test
  86 } // namespace gmx
  87
  88 #endif // GMX_GPU_CUDA