vtk-m2/vtkm/worklet/testing/UnitTestInnerJoin.cxx

89 lines
2.9 KiB
C++

//=============================================================================
//
// Copyright (c) Kitware, Inc.
// All rights reserved.
// See LICENSE.txt for details.
//
// This software is distributed WITHOUT ANY WARRANTY; without even
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
// PURPOSE. See the above copyright notice for more information.
//
// Copyright 2018 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
// Copyright 2018 UT-Battelle, LLC.
// Copyright 2018 Los Alamos National Security.
//
// Under the terms of Contract DE-NA0003525 with NTESS,
// the U.S. Government retains certain rights in this software.
// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
// Laboratory (LANL), the U.S. Government retains certain rights in
// this software.
//
//=============================================================================
#include <vtkm/cont/testing/Testing.h>
#include <vtkm/worklet/connectivities/InnerJoin.h>
template <typename DeviceAdapter>
class TestInnerJoin
{
public:
template <typename T, typename Storage>
bool TestArrayHandle(const vtkm::cont::ArrayHandle<T, Storage>& ah,
const T* expected,
vtkm::Id size) const
{
if (size != ah.GetNumberOfValues())
{
return false;
}
for (vtkm::Id i = 0; i < size; ++i)
{
if (ah.GetPortalConstControl().Get(i) != expected[i])
{
return false;
}
}
return true;
}
void TestTwoArrays() const
{
using Algorithm = vtkm::cont::DeviceAdapterAlgorithm<DeviceAdapter>;
std::vector<vtkm::Id> A = { 8, 3, 6, 8, 9, 5, 12, 10, 14 };
std::vector<vtkm::Id> B = { 7, 11, 9, 8, 5, 1, 0, 5 };
vtkm::cont::ArrayHandle<vtkm::Id> A_arr = vtkm::cont::make_ArrayHandle(A);
vtkm::cont::ArrayHandle<vtkm::Id> B_arr = vtkm::cont::make_ArrayHandle(B);
vtkm::cont::ArrayHandle<vtkm::Id> idxA;
vtkm::cont::ArrayHandle<vtkm::Id> idxB;
Algorithm::Copy(vtkm::cont::ArrayHandleIndex(A_arr.GetNumberOfValues()), idxA);
Algorithm::Copy(vtkm::cont::ArrayHandleIndex(B_arr.GetNumberOfValues()), idxB);
vtkm::cont::ArrayHandle<vtkm::Id> joinedIndex;
vtkm::cont::ArrayHandle<vtkm::Id> outA;
vtkm::cont::ArrayHandle<vtkm::Id> outB;
InnerJoin<DeviceAdapter>().Run(A_arr, idxA, B_arr, idxB, joinedIndex, outA, outB);
vtkm::Id expectedIndex[] = { 5, 5, 8, 8, 9 };
VTKM_TEST_ASSERT(TestArrayHandle(joinedIndex, expectedIndex, 5), "Wrong joined keys");
vtkm::Id expectedOutA[] = { 5, 5, 0, 3, 4 };
VTKM_TEST_ASSERT(TestArrayHandle(outA, expectedOutA, 5), "Wrong joined values");
vtkm::Id expectedOutB[] = { 4, 7, 3, 3, 2 };
VTKM_TEST_ASSERT(TestArrayHandle(outB, expectedOutB, 5), "Wrong joined values");
}
void operator()() const { this->TestTwoArrays(); }
};
int UnitTestInnerJoin(int, char* [])
{
return vtkm::cont::testing::Testing::Run(TestInnerJoin<VTKM_DEFAULT_DEVICE_ADAPTER_TAG>());
}