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TestBPWriteReadADIOS2.cpp 52.7 KiB
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William F Godoy's avatar
Issue #330 deferred for single values not working  
William F Godoy committed
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            var_i16.SetSelection(sel);
            var_i32.SetSelection(sel);
            var_i64.SetSelection(sel);
            var_u8.SetSelection(sel);
            var_u16.SetSelection(sel);
            var_u32.SetSelection(sel);
            var_u64.SetSelection(sel);
            var_r32.SetSelection(sel);
            var_r64.SetSelection(sel);

            // Write each one
            // fill in the variable with values from starting index to
            // starting index + count
            bpWriter.BeginStep();

            bpWriter.PutDeferred(var_iString, currentTestData.S1);
            bpWriter.PutDeferred(var_i8, currentTestData.I8.data());
            bpWriter.PutDeferred(var_i16, currentTestData.I16.data());
            bpWriter.PutDeferred(var_i32, currentTestData.I32.data());
            bpWriter.PutDeferred(var_i64, currentTestData.I64.data());
            bpWriter.PutDeferred(var_u8, currentTestData.U8.data());
            bpWriter.PutDeferred(var_u16, currentTestData.U16.data());
            bpWriter.PutDeferred(var_u32, currentTestData.U32.data());
            bpWriter.PutDeferred(var_u64, currentTestData.U64.data());
            bpWriter.PutDeferred(var_r32, currentTestData.R32.data());
            bpWriter.PutDeferred(var_r64, currentTestData.R64.data());

            EXPECT_THROW(bpWriter.EndStep(), std::invalid_argument);
        }

        // Close the file
        bpWriter.Close();
    }
}

TEST_F(BPWriteReadTestADIOS2, ADIOS2BPReadMissingPerformGets)
{
    // Each process would write a 4x2 array and all processes would
    // form a 2D 4 * (NumberOfProcess * Nx) matrix where Nx is 2 here
    const std::string fname("ADIOS2BPReadMissingPerformGets.bp");

    int mpiRank = 0, mpiSize = 1;
    // Number of rows
    const std::size_t Nx = 2;
    // Number of cols
    const std::size_t Ny = 4;

    // Number of steps
    const std::size_t NSteps = 3;

#ifdef ADIOS2_HAVE_MPI
    MPI_Comm_rank(MPI_COMM_WORLD, &mpiRank);
    MPI_Comm_size(MPI_COMM_WORLD, &mpiSize);
#endif

// Write test data using ADIOS2

#ifdef ADIOS2_HAVE_MPI
    adios2::ADIOS adios(MPI_COMM_WORLD, adios2::DebugON);
#else
    adios2::ADIOS adios(true);
#endif
    {
        adios2::IO &io = adios.DeclareIO("TestIO");

        // Declare 2D variables (4 * (NumberOfProcess * Nx))
        // The local process' part (start, count) can be defined now or later
        // before Write().
        {
            adios2::Dims shape{static_cast<unsigned int>(Ny),
                               static_cast<unsigned int>(mpiSize * Nx)};
            adios2::Dims start{static_cast<unsigned int>(0),
                               static_cast<unsigned int>(mpiRank * Nx)};
            adios2::Dims count{static_cast<unsigned int>(Ny),
                               static_cast<unsigned int>(Nx)};
            auto &var_i8 = io.DefineVariable<int8_t>("i8", shape, start, count);
            auto &var_i16 =
                io.DefineVariable<int16_t>("i16", shape, start, count);
            auto &var_i32 =
                io.DefineVariable<int32_t>("i32", shape, start, count);
            auto &var_i64 =
                io.DefineVariable<int64_t>("i64", shape, start, count);
            auto &var_u8 =
                io.DefineVariable<uint8_t>("u8", shape, start, count);
            auto &var_u16 =
                io.DefineVariable<uint16_t>("u16", shape, start, count);
            auto &var_u32 =
                io.DefineVariable<uint32_t>("u32", shape, start, count);
            auto &var_u64 =
                io.DefineVariable<uint64_t>("u64", shape, start, count);
            auto &var_r32 =
                io.DefineVariable<float>("r32", shape, start, count);
            auto &var_r64 =
                io.DefineVariable<double>("r64", shape, start, count);
        }

        // Create the BP Engine
        io.SetEngine("BPFileWriter");

        io.AddTransport("file");

        adios2::Engine &bpWriter = io.Open(fname, adios2::Mode::Write);

        for (size_t step = 0; step < NSteps; ++step)
        {
            // Generate test data for each process uniquely
            SmallTestData currentTestData = generateNewSmallTestData(
                m_TestData, static_cast<int>(step), mpiRank, mpiSize);

            // Retrieve the variables that previously went out of scope
            auto &var_i8 = *io.InquireVariable<int8_t>("i8");
            auto &var_i16 = *io.InquireVariable<int16_t>("i16");
            auto &var_i32 = *io.InquireVariable<int32_t>("i32");
            auto &var_i64 = *io.InquireVariable<int64_t>("i64");
            auto &var_u8 = *io.InquireVariable<uint8_t>("u8");
            auto &var_u16 = *io.InquireVariable<uint16_t>("u16");
            auto &var_u32 = *io.InquireVariable<uint32_t>("u32");
            auto &var_u64 = *io.InquireVariable<uint64_t>("u64");
            auto &var_r32 = *io.InquireVariable<float>("r32");
            auto &var_r64 = *io.InquireVariable<double>("r64");

            // Make a 2D selection to describe the local dimensions of the
            // variable we write and its offsets in the global spaces
            adios2::Box<adios2::Dims> sel(
                {0, static_cast<unsigned int>(mpiRank * Nx)}, {Ny, Nx});
            var_i8.SetSelection(sel);
            var_i16.SetSelection(sel);
            var_i32.SetSelection(sel);
            var_i64.SetSelection(sel);
            var_u8.SetSelection(sel);
            var_u16.SetSelection(sel);
            var_u32.SetSelection(sel);
            var_u64.SetSelection(sel);
            var_r32.SetSelection(sel);
            var_r64.SetSelection(sel);

            // Write each one
            // fill in the variable with values from starting index to
            // starting index + count
            bpWriter.BeginStep();
            bpWriter.PutSync(var_i8, currentTestData.I8.data());
            bpWriter.PutSync(var_i16, currentTestData.I16.data());
            bpWriter.PutSync(var_i32, currentTestData.I32.data());
            bpWriter.PutSync(var_i64, currentTestData.I64.data());
            bpWriter.PutSync(var_u8, currentTestData.U8.data());
            bpWriter.PutSync(var_u16, currentTestData.U16.data());
            bpWriter.PutSync(var_u32, currentTestData.U32.data());
            bpWriter.PutSync(var_u64, currentTestData.U64.data());
            bpWriter.PutSync(var_r32, currentTestData.R32.data());
            bpWriter.PutSync(var_r64, currentTestData.R64.data());
            bpWriter.EndStep();
        }

        // Close the file
        bpWriter.Close();
    }

    {
        adios2::IO &io = adios.DeclareIO("ReadIO");

        adios2::Engine &bpReader = io.Open(fname, adios2::Mode::Read);

        auto var_i8 = io.InquireVariable<int8_t>("i8");
        ASSERT_NE(var_i8, nullptr);
        ASSERT_EQ(var_i8->m_ShapeID, adios2::ShapeID::GlobalArray);
        ASSERT_EQ(var_i8->m_AvailableStepsCount, NSteps);
        ASSERT_EQ(var_i8->m_Shape[0], Ny);
        ASSERT_EQ(var_i8->m_Shape[1], static_cast<size_t>(mpiSize * Nx));

        auto var_i16 = io.InquireVariable<int16_t>("i16");
        ASSERT_NE(var_i16, nullptr);
        ASSERT_EQ(var_i16->m_ShapeID, adios2::ShapeID::GlobalArray);
        ASSERT_EQ(var_i16->m_AvailableStepsCount, NSteps);
        ASSERT_EQ(var_i16->m_Shape[0], Ny);
        ASSERT_EQ(var_i16->m_Shape[1], static_cast<size_t>(mpiSize * Nx));

        auto var_i32 = io.InquireVariable<int32_t>("i32");
        ASSERT_NE(var_i32, nullptr);
        ASSERT_EQ(var_i32->m_ShapeID, adios2::ShapeID::GlobalArray);
        ASSERT_EQ(var_i32->m_AvailableStepsCount, NSteps);
        ASSERT_EQ(var_i32->m_Shape[0], Ny);
        ASSERT_EQ(var_i32->m_Shape[1], static_cast<size_t>(mpiSize * Nx));

        auto var_i64 = io.InquireVariable<int64_t>("i64");
        ASSERT_NE(var_i64, nullptr);
        ASSERT_EQ(var_i64->m_ShapeID, adios2::ShapeID::GlobalArray);
        ASSERT_EQ(var_i64->m_AvailableStepsCount, NSteps);
        ASSERT_EQ(var_i64->m_Shape[0], Ny);
        ASSERT_EQ(var_i64->m_Shape[1], static_cast<size_t>(mpiSize * Nx));

        auto var_u8 = io.InquireVariable<uint8_t>("u8");
        ASSERT_NE(var_u8, nullptr);
        ASSERT_EQ(var_u8->m_ShapeID, adios2::ShapeID::GlobalArray);
        ASSERT_EQ(var_u8->m_AvailableStepsCount, NSteps);
        ASSERT_EQ(var_u8->m_Shape[0], Ny);
        ASSERT_EQ(var_u8->m_Shape[1], static_cast<size_t>(mpiSize * Nx));

        auto var_u16 = io.InquireVariable<uint16_t>("u16");
        ASSERT_NE(var_u16, nullptr);
        ASSERT_EQ(var_u16->m_ShapeID, adios2::ShapeID::GlobalArray);
        ASSERT_EQ(var_u16->m_AvailableStepsCount, NSteps);
        ASSERT_EQ(var_u16->m_Shape[0], Ny);
        ASSERT_EQ(var_u16->m_Shape[1], static_cast<size_t>(mpiSize * Nx));

        auto var_u32 = io.InquireVariable<uint32_t>("u32");
        ASSERT_NE(var_u32, nullptr);
        ASSERT_EQ(var_u32->m_ShapeID, adios2::ShapeID::GlobalArray);
        ASSERT_EQ(var_u32->m_AvailableStepsCount, NSteps);
        ASSERT_EQ(var_u32->m_Shape[0], Ny);
        ASSERT_EQ(var_u32->m_Shape[1], static_cast<size_t>(mpiSize * Nx));

        auto var_u64 = io.InquireVariable<uint64_t>("u64");
        ASSERT_NE(var_u64, nullptr);
        ASSERT_EQ(var_u64->m_ShapeID, adios2::ShapeID::GlobalArray);
        ASSERT_EQ(var_u64->m_AvailableStepsCount, NSteps);
        ASSERT_EQ(var_u64->m_Shape[0], Ny);
        ASSERT_EQ(var_u64->m_Shape[1], static_cast<size_t>(mpiSize * Nx));

        auto var_r32 = io.InquireVariable<float>("r32");
        ASSERT_NE(var_r32, nullptr);
        ASSERT_EQ(var_r32->m_ShapeID, adios2::ShapeID::GlobalArray);
        ASSERT_EQ(var_r32->m_AvailableStepsCount, NSteps);
        ASSERT_EQ(var_r32->m_Shape[0], Ny);
        ASSERT_EQ(var_r32->m_Shape[1], static_cast<size_t>(mpiSize * Nx));

        auto var_r64 = io.InquireVariable<double>("r64");
        ASSERT_NE(var_r64, nullptr);
        ASSERT_EQ(var_r64->m_ShapeID, adios2::ShapeID::GlobalArray);
        ASSERT_EQ(var_r64->m_AvailableStepsCount, NSteps);
        ASSERT_EQ(var_r64->m_Shape[0], Ny);
        ASSERT_EQ(var_r64->m_Shape[1], static_cast<size_t>(mpiSize * Nx));

        // If the size of the array is smaller than the data
        // the result is weird... double and uint64_t would get
        // completely garbage data
        std::array<int8_t, Nx * Ny> I8;
        std::array<int16_t, Nx * Ny> I16;
        std::array<int32_t, Nx * Ny> I32;
        std::array<int64_t, Nx * Ny> I64;
        std::array<uint8_t, Nx * Ny> U8;
        std::array<uint16_t, Nx * Ny> U16;
        std::array<uint32_t, Nx * Ny> U32;
        std::array<uint64_t, Nx * Ny> U64;
        std::array<float, Nx * Ny> R32;
        std::array<double, Nx * Ny> R64;

        const adios2::Dims start{0, static_cast<size_t>(mpiRank * Nx)};
        const adios2::Dims count{Ny, Nx};

        const adios2::Box<adios2::Dims> sel(start, count);

        var_i8->SetSelection(sel);
        var_i16->SetSelection(sel);
        var_i32->SetSelection(sel);
        var_i64->SetSelection(sel);

        var_u8->SetSelection(sel);
        var_u16->SetSelection(sel);
        var_u32->SetSelection(sel);
        var_u64->SetSelection(sel);

        var_r32->SetSelection(sel);
        var_r64->SetSelection(sel);

        for (size_t t = 0; t < NSteps; ++t)
        {
            var_i8->SetStepSelection({t + 1, 1});
            var_i16->SetStepSelection({t + 1, 1});
            var_i32->SetStepSelection({t + 1, 1});
            var_i64->SetStepSelection({t + 1, 1});

            var_u8->SetStepSelection({t + 1, 1});
            var_u16->SetStepSelection({t + 1, 1});
            var_u32->SetStepSelection({t + 1, 1});
            var_u64->SetStepSelection({t + 1, 1});

            var_r32->SetStepSelection({t + 1, 1});
            var_r64->SetStepSelection({t + 1, 1});

            bpReader.GetDeferred(*var_i8, I8.data());
            bpReader.GetDeferred(*var_i16, I16.data());
            bpReader.GetDeferred(*var_i32, I32.data());
            bpReader.GetDeferred(*var_i64, I64.data());

            bpReader.GetDeferred(*var_u8, U8.data());
            bpReader.GetDeferred(*var_u16, U16.data());
            bpReader.GetDeferred(*var_u32, U32.data());
            bpReader.GetDeferred(*var_u64, U64.data());

            bpReader.GetDeferred(*var_r32, R32.data());
            bpReader.GetDeferred(*var_r64, R64.data());

            EXPECT_THROW(bpReader.EndStep(), std::invalid_argument);
        }
        bpReader.Close();
    }
}
William F Godoy's avatar
Get functions in C, Fortran and Python bindings
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//******************************************************************************
// main
//******************************************************************************

int main(int argc, char **argv)
{
#ifdef ADIOS2_HAVE_MPI
    MPI_Init(nullptr, nullptr);
#endif

    ::testing::InitGoogleTest(&argc, argv);
    int result = RUN_ALL_TESTS();

#ifdef ADIOS2_HAVE_MPI
    MPI_Finalize();
#endif

    return result;
}
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