mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-20 02:55:47 +00:00
96 lines
3.3 KiB
C++
96 lines
3.3 KiB
C++
//============================================================================
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// Copyright (c) Kitware, Inc.
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// All rights reserved.
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// See LICENSE.txt for details.
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//
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// This software is distributed WITHOUT ANY WARRANTY; without even
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// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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// PURPOSE. See the above copyright notice for more information.
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//============================================================================
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#include <vtkm/worklet/Keys.h>
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#include <vtkm/cont/ArrayCopy.h>
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#include <vtkm/cont/testing/Testing.h>
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namespace
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{
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static constexpr vtkm::Id ARRAY_SIZE = 1033;
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static constexpr vtkm::Id NUM_UNIQUE = ARRAY_SIZE / 10;
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template <typename KeyPortal, typename IdPortal, typename IdComponentPortal>
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void CheckKeyReduce(const KeyPortal& originalKeys,
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const KeyPortal& uniqueKeys,
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const IdPortal& sortedValuesMap,
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const IdPortal& offsets,
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const IdComponentPortal& counts)
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{
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using KeyType = typename KeyPortal::ValueType;
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vtkm::Id originalSize = originalKeys.GetNumberOfValues();
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vtkm::Id uniqueSize = uniqueKeys.GetNumberOfValues();
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VTKM_TEST_ASSERT(originalSize == sortedValuesMap.GetNumberOfValues(), "Inconsistent array size.");
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VTKM_TEST_ASSERT(uniqueSize == offsets.GetNumberOfValues(), "Inconsistent array size.");
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VTKM_TEST_ASSERT(uniqueSize == counts.GetNumberOfValues(), "Inconsistent array size.");
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for (vtkm::Id uniqueIndex = 0; uniqueIndex < uniqueSize; uniqueIndex++)
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{
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KeyType key = uniqueKeys.Get(uniqueIndex);
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vtkm::Id offset = offsets.Get(uniqueIndex);
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vtkm::IdComponent groupCount = counts.Get(uniqueIndex);
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for (vtkm::IdComponent groupIndex = 0; groupIndex < groupCount; groupIndex++)
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{
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vtkm::Id originalIndex = sortedValuesMap.Get(offset + groupIndex);
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KeyType originalKey = originalKeys.Get(originalIndex);
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VTKM_TEST_ASSERT(key == originalKey, "Bad key lookup.");
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}
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}
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}
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template <typename KeyType>
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void TryKeyType(KeyType)
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{
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KeyType keyBuffer[ARRAY_SIZE];
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for (vtkm::Id index = 0; index < ARRAY_SIZE; index++)
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{
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keyBuffer[index] = TestValue(index % NUM_UNIQUE, KeyType());
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}
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vtkm::cont::ArrayHandle<KeyType> keyArray = vtkm::cont::make_ArrayHandle(keyBuffer, ARRAY_SIZE);
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vtkm::cont::ArrayHandle<KeyType> sortedKeys;
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vtkm::cont::ArrayCopy(keyArray, sortedKeys);
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vtkm::worklet::Keys<KeyType> keys(sortedKeys);
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VTKM_TEST_ASSERT(keys.GetInputRange() == NUM_UNIQUE, "Keys has bad input range.");
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CheckKeyReduce(keyArray.GetPortalConstControl(),
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keys.GetUniqueKeys().GetPortalConstControl(),
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keys.GetSortedValuesMap().GetPortalConstControl(),
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keys.GetOffsets().GetPortalConstControl(),
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keys.GetCounts().GetPortalConstControl());
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}
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void TestKeys()
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{
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std::cout << "Testing vtkm::Id keys." << std::endl;
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TryKeyType(vtkm::Id());
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std::cout << "Testing vtkm::IdComponent keys." << std::endl;
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TryKeyType(vtkm::IdComponent());
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std::cout << "Testing vtkm::UInt8 keys." << std::endl;
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TryKeyType(vtkm::UInt8());
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std::cout << "Testing vtkm::Id3 keys." << std::endl;
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TryKeyType(vtkm::Id3());
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}
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} // anonymous namespace
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int UnitTestKeys(int argc, char* argv[])
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{
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return vtkm::cont::testing::Testing::Run(TestKeys, argc, argv);
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}
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