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Podhorszki, Norbert
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#include <cstdint>
#include <iostream>
#include <stdexcept>
#include <adios2.h>
#include <gtest/gtest.h>
class ADIOSDefineVariableTest : public ::testing::Test
{
public:
ADIOSDefineVariableTest() : adios(true), io(adios.DeclareIO("TestIO")) {}
protected:
// virtual void SetUp() { }
// virtual void TearDown() { }
adios2::ADIOS adios;
adios2::IO &io;
};
TEST_F(ADIOSDefineVariableTest, DefineGlobalValue)
{
// Define ADIOS global value
auto &globalvalue = io.DefineVariable<int>("globalvalue");
// Verify the return type is as expected
::testing::StaticAssertTypeEq<decltype(globalvalue),
adios2::Variable<int> &>();
// Verify the dimensions, name, and type are correct
ASSERT_EQ(globalvalue.m_Shape.size(), 0);
EXPECT_EQ(globalvalue.m_Start.size(), 0);
EXPECT_EQ(globalvalue.m_Count.size(), 0);
EXPECT_EQ(globalvalue.m_Name, "globalvalue");
EXPECT_EQ(globalvalue.m_Type, "int");
}
TEST_F(ADIOSDefineVariableTest, DefineLocalValue)
{
// Define ADIOS local value (a value changing across processes)
auto &localvalue =
io.DefineVariable<int>("localvalue", {adios2::LocalValueDim});
// Verify the return type is as expected
::testing::StaticAssertTypeEq<decltype(localvalue),
adios2::Variable<int> &>();
// Verify the dimensions, name, and type are correct
ASSERT_EQ(localvalue.m_Shape.size(), 1);
EXPECT_EQ(localvalue.m_Shape[0], adios2::LocalValueDim);
EXPECT_EQ(localvalue.m_Start.size(), 0);
EXPECT_EQ(localvalue.m_Count.size(), 0);
EXPECT_EQ(localvalue.m_Name, "localvalue");
EXPECT_EQ(localvalue.m_Type, "int");
}
TEST_F(ADIOSDefineVariableTest, DefineGlobalArray)
{
// Define ADIOS global array
std::size_t n = 50;
auto &globalarray = io.DefineVariable<int>("globalarray", {100, n, 30},
{50, n / 2, 0}, {10, n / 2, 30});
// Verify the return type is as expected
::testing::StaticAssertTypeEq<decltype(globalarray),
adios2::Variable<int> &>();
// Verify the dimensions, name, and type are correct
ASSERT_EQ(globalarray.m_Shape.size(), 3);
EXPECT_EQ(globalarray.m_Shape[0], 100);
EXPECT_EQ(globalarray.m_Shape[1], n);
EXPECT_EQ(globalarray.m_Shape[2], 30);
EXPECT_EQ(globalarray.m_Start.size(), 3);
EXPECT_EQ(globalarray.m_Start[0], 50);
EXPECT_EQ(globalarray.m_Start[1], n / 2);
EXPECT_EQ(globalarray.m_Start[2], 0);
EXPECT_EQ(globalarray.m_Count.size(), 3);
EXPECT_EQ(globalarray.m_Count[0], 10);
EXPECT_EQ(globalarray.m_Count[1], n / 2);
EXPECT_EQ(globalarray.m_Count[2], 30);
EXPECT_EQ(globalarray.m_Name, "globalarray");
EXPECT_EQ(globalarray.m_Type, "int");
}
TEST_F(ADIOSDefineVariableTest, DefineGlobalArrayWithSelections)
{
// Define ADIOS global array with postponed size definition in SetSelection
std::size_t n = 50;
auto &globalarray = io.DefineVariable<int>("globalarray", {100, n, 30});
// Verify the return type is as expected
::testing::StaticAssertTypeEq<decltype(globalarray),
adios2::Variable<int> &>();
// Make a 3D selection to describe the local dimensions of the
// variable we write and its offsets in the global spaces
adios2::SelectionBoundingBox sel({50, n / 2, 0}, {10, n / 2, 30});
globalarray.SetSelection(sel);
// Verify the dimensions, name, and type are correct
ASSERT_EQ(globalarray.m_Shape.size(), 3);
EXPECT_EQ(globalarray.m_Shape[0], 100);
EXPECT_EQ(globalarray.m_Shape[1], n);
EXPECT_EQ(globalarray.m_Shape[2], 30);
EXPECT_EQ(globalarray.m_Start.size(), 3);
EXPECT_EQ(globalarray.m_Start[0], 50);
EXPECT_EQ(globalarray.m_Start[1], n / 2);
EXPECT_EQ(globalarray.m_Start[2], 0);
EXPECT_EQ(globalarray.m_Count.size(), 3);
EXPECT_EQ(globalarray.m_Count[0], 10);
EXPECT_EQ(globalarray.m_Count[1], n / 2);
EXPECT_EQ(globalarray.m_Count[2], 30);
EXPECT_EQ(globalarray.m_Name, "globalarray");
EXPECT_EQ(globalarray.m_Type, "int");
}
TEST_F(ADIOSDefineVariableTest, DefineGlobalArrayConstantDims)
{
// Define ADIOS global array with locked-down dimensions
std::size_t n = 50;
auto &globalarray = io.DefineVariable<int>(
"globalarray", {100, n, 30}, {50, n / 2, 0}, {10, n / 2, 30}, true);
// Verify the return type is as expected
::testing::StaticAssertTypeEq<decltype(globalarray),
adios2::Variable<int> &>();
adios2::SelectionBoundingBox sel({50, n / 2, 0}, {10, n / 2, 30});
EXPECT_THROW(globalarray.SetSelection(sel), std::invalid_argument);
// Verify the dimensions, name, and type are correct
ASSERT_EQ(globalarray.m_Shape.size(), 3);
EXPECT_EQ(globalarray.m_Shape[0], 100);
EXPECT_EQ(globalarray.m_Shape[1], n);
EXPECT_EQ(globalarray.m_Shape[2], 30);
EXPECT_EQ(globalarray.m_Start.size(), 3);
EXPECT_EQ(globalarray.m_Start[0], 50);
EXPECT_EQ(globalarray.m_Start[1], n / 2);
EXPECT_EQ(globalarray.m_Start[2], 0);
EXPECT_EQ(globalarray.m_Count.size(), 3);
EXPECT_EQ(globalarray.m_Count[0], 10);
EXPECT_EQ(globalarray.m_Count[1], n / 2);
EXPECT_EQ(globalarray.m_Count[2], 30);
EXPECT_EQ(globalarray.m_Name, "globalarray");
EXPECT_EQ(globalarray.m_Type, "int");
}
TEST_F(ADIOSDefineVariableTest, DefineGlobalArrayInvalidLocalValueDim)
{
// Define ADIOS global array
std::size_t n = 50;
adios2::Variable<int> *globalarray;
EXPECT_THROW(globalarray = &io.DefineVariable<int>(
"globalarray", {100, adios2::LocalValueDim, 30},
{50, n / 2, 0}, {10, n / 2, 30}),
std::invalid_argument);
}
TEST_F(ADIOSDefineVariableTest, DefineLocalArray)
{
// Define ADIOS local array (no global dimensions, no offsets)
std::size_t n = 50;
auto &localarray =
io.DefineVariable<int>("localarray", {}, {}, {10, n / 2, 30});
// Verify the return type is as expected
::testing::StaticAssertTypeEq<decltype(localarray),
adios2::Variable<int> &>();
// Verify the dimensions, name, and type are correct
ASSERT_EQ(localarray.m_Shape.size(), 0);
EXPECT_EQ(localarray.m_Start.size(), 0);
EXPECT_EQ(localarray.m_Count.size(), 3);
EXPECT_EQ(localarray.m_Count[0], 10);
EXPECT_EQ(localarray.m_Count[1], n / 2);
EXPECT_EQ(localarray.m_Count[2], 30);
EXPECT_EQ(localarray.m_Name, "localarray");
EXPECT_EQ(localarray.m_Type, "int");
EXPECT_EQ(localarray.m_ShapeID, adios2::ShapeID::LocalArray);
}
TEST_F(ADIOSDefineVariableTest, DefineLocalArrayWithSelection)
{
// Define ADIOS local array with postponed size definition in SetSelection
std::size_t n = 50;
auto &localarray = io.DefineVariable<int>(
"localarray", {}, {},
{adios2::UnknownDim, adios2::UnknownDim, adios2::UnknownDim});
// Verify the return type is as expected
::testing::StaticAssertTypeEq<decltype(localarray),
adios2::Variable<int> &>();
ASSERT_EQ(localarray.m_Shape.size(), 0);
EXPECT_EQ(localarray.m_Start.size(), 0);
EXPECT_EQ(localarray.m_Count.size(), 3);
EXPECT_EQ(localarray.m_Count[0], 0);
EXPECT_EQ(localarray.m_Count[1], 0);
EXPECT_EQ(localarray.m_Count[2], 0);
EXPECT_EQ(localarray.m_Name, "localarray");
EXPECT_EQ(localarray.m_Type, "int");
EXPECT_EQ(localarray.m_ShapeID, adios2::ShapeID::LocalArray);
// Make a 3D selection to describe the local dimensions of the
// variable we write
adios2::SelectionBoundingBox sel({}, {10, n / 2, 30});
localarray.SetSelection(sel);
adios2::SelectionBoundingBox selbad({50, n / 2, 0}, {10, n / 2, 30});
EXPECT_THROW(localarray.SetSelection(selbad), std::invalid_argument);
// Verify the dimensions, name, and type are correct
ASSERT_EQ(localarray.m_Shape.size(), 0);
EXPECT_EQ(localarray.m_Start.size(), 0);
EXPECT_EQ(localarray.m_Count.size(), 3);
EXPECT_EQ(localarray.m_Count[0], 10);
EXPECT_EQ(localarray.m_Count[1], n / 2);
EXPECT_EQ(localarray.m_Count[2], 30);
EXPECT_EQ(localarray.m_Name, "localarray");
EXPECT_EQ(localarray.m_Type, "int");
EXPECT_EQ(localarray.m_ShapeID, adios2::ShapeID::LocalArray);
}
TEST_F(ADIOSDefineVariableTest, DefineLocalArrayConstantDims)
{
// Define ADIOS local array with locked down dimensions
std::size_t n = 50;
auto &localarray =
io.DefineVariable<int>("localarray", {}, {}, {10, n / 2, 30}, true);
// Verify the return type is as expected
::testing::StaticAssertTypeEq<decltype(localarray),
adios2::Variable<int> &>();
adios2::SelectionBoundingBox sel({}, {10, n / 2, 30});
EXPECT_THROW(localarray.SetSelection(sel), std::invalid_argument);
// Verify the dimensions, name, and type are correct
ASSERT_EQ(localarray.m_Shape.size(), 0);
EXPECT_EQ(localarray.m_Start.size(), 0);
EXPECT_EQ(localarray.m_Count.size(), 3);
EXPECT_EQ(localarray.m_Count[0], 10);
EXPECT_EQ(localarray.m_Count[1], n / 2);
EXPECT_EQ(localarray.m_Count[2], 30);
EXPECT_EQ(localarray.m_Name, "localarray");
EXPECT_EQ(localarray.m_Type, "int");
EXPECT_EQ(localarray.m_ShapeID, adios2::ShapeID::LocalArray);
}
TEST_F(ADIOSDefineVariableTest, DefineLocalArrayInvalidOffsets)
{
// Define ADIOS local array but try to add offsets
std::size_t n = 50;
adios2::Variable<int> *localarray;
EXPECT_THROW(localarray = &io.DefineVariable<int>(
"localarray", {}, {50, n / 2, 0}, {10, n / 2, 30}),
std::invalid_argument);
}
TEST_F(ADIOSDefineVariableTest, DefineJoinedArrayFirstDim)
{
// Define ADIOS joined array
std::size_t n = 50;
auto &joinedarray = io.DefineVariable<int>(
"joinedarray", {adios2::JoinedDim, n, 30}, {}, {10, n, 30});
// Verify the return type is as expected
::testing::StaticAssertTypeEq<decltype(joinedarray),
adios2::Variable<int> &>();
// Verify the dimensions, name, and type are correct
ASSERT_EQ(joinedarray.m_Shape.size(), 3);
EXPECT_EQ(joinedarray.m_Shape[0], adios2::JoinedDim);
EXPECT_EQ(joinedarray.m_Shape[1], n);
EXPECT_EQ(joinedarray.m_Shape[2], 30);
EXPECT_EQ(joinedarray.m_Start.size(), 0);
EXPECT_EQ(joinedarray.m_Count.size(), 3);
EXPECT_EQ(joinedarray.m_Count[0], 10);
EXPECT_EQ(joinedarray.m_Count[1], n);
EXPECT_EQ(joinedarray.m_Count[2], 30);
EXPECT_EQ(joinedarray.m_Name, "joinedarray");
EXPECT_EQ(joinedarray.m_Type, "int");
}
TEST_F(ADIOSDefineVariableTest, DefineJoinedArraySecondDim)
{
// Define ADIOS joined array
std::size_t n = 50;
auto &joinedarray = io.DefineVariable<int>(
"joinedarray", {n, adios2::JoinedDim, 30}, {0, 0, 0}, {n, 10, 30});
// Verify the return type is as expected
::testing::StaticAssertTypeEq<decltype(joinedarray),
adios2::Variable<int> &>();
// Verify the dimensions, name, and type are correct
ASSERT_EQ(joinedarray.m_Shape.size(), 3);
EXPECT_EQ(joinedarray.m_Shape[0], n);
EXPECT_EQ(joinedarray.m_Shape[1], adios2::JoinedDim);
EXPECT_EQ(joinedarray.m_Shape[2], 30);
EXPECT_EQ(joinedarray.m_Start.size(), 3);
EXPECT_EQ(joinedarray.m_Start[0], 0);
EXPECT_EQ(joinedarray.m_Start[1], 0);
EXPECT_EQ(joinedarray.m_Start[2], 0);
EXPECT_EQ(joinedarray.m_Count.size(), 3);
EXPECT_EQ(joinedarray.m_Count[0], n);
EXPECT_EQ(joinedarray.m_Count[1], 10);
EXPECT_EQ(joinedarray.m_Count[2], 30);
EXPECT_EQ(joinedarray.m_Name, "joinedarray");
EXPECT_EQ(joinedarray.m_Type, "int");
}
TEST_F(ADIOSDefineVariableTest, DefineJoinedArrayTooManyJoinedDims)
{
// Define ADIOS joined array
std::size_t n = 50;
adios2::Variable<int> *joinedarray;
EXPECT_THROW(joinedarray = &io.DefineVariable<int>(
"joinedarray", {n, adios2::JoinedDim, adios2::JoinedDim},
{}, {n, 50, 30}),
std::invalid_argument);
}
TEST_F(ADIOSDefineVariableTest, DefineJoinedArrayInvalidStart)
{
// Define ADIOS joined array
std::size_t n = 10;
std::size_t WrongValue = 1;
adios2::Variable<int> *joinedarray;
// Start must be empty or full zero array
EXPECT_THROW(
joinedarray = &io.DefineVariable<int>(
"joinedarray", {adios2::JoinedDim, 50}, {0, WrongValue}, {n, 50}),
std::invalid_argument);
}
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;
}