166 lines
5.8 KiB
C++
166 lines
5.8 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/cont/DynamicCellSet.h>
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#include <vtkm/cont/ArrayHandleConstant.h>
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#include <vtkm/cont/testing/Testing.h>
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namespace
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{
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using NonDefaultCellSetList =
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vtkm::List<vtkm::cont::CellSetStructured<1>,
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vtkm::cont::CellSetExplicit<vtkm::cont::ArrayHandleConstant<vtkm::UInt8>::StorageTag>>;
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template <typename ExpectedCellType>
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struct CheckFunctor
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{
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void operator()(const ExpectedCellType&, bool& called) const { called = true; }
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template <typename UnexpectedType>
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void operator()(const UnexpectedType&, bool& called) const
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{
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VTKM_TEST_FAIL("CastAndCall functor called with wrong type.");
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called = false;
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}
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};
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class DummyCellSet : public vtkm::cont::CellSet
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{
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};
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void CheckEmptyDynamicCellSet()
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{
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vtkm::cont::DynamicCellSet empty;
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VTKM_TEST_ASSERT(empty.GetNumberOfCells() == 0, "DynamicCellSet should have no cells");
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VTKM_TEST_ASSERT(empty.GetNumberOfFaces() == 0, "DynamicCellSet should have no faces");
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VTKM_TEST_ASSERT(empty.GetNumberOfEdges() == 0, "DynamicCellSet should have no edges");
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VTKM_TEST_ASSERT(empty.GetNumberOfPoints() == 0, "DynamicCellSet should have no points");
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empty.PrintSummary(std::cout);
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using CellSet2D = vtkm::cont::CellSetStructured<2>;
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using CellSet3D = vtkm::cont::CellSetStructured<3>;
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VTKM_TEST_ASSERT(!empty.template IsType<CellSet2D>(), "DynamicCellSet reports wrong type.");
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VTKM_TEST_ASSERT(!empty.template IsType<CellSet3D>(), "DynamicCellSet reports wrong type.");
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VTKM_TEST_ASSERT(!empty.template IsType<DummyCellSet>(), "DynamicCellSet reports wrong type.");
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CellSet2D instance;
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VTKM_TEST_ASSERT(!empty.IsSameType(instance), "DynamicCellSet reports wrong type.");
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bool gotException = false;
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try
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{
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instance = empty.Cast<CellSet2D>();
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}
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catch (vtkm::cont::ErrorBadType&)
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{
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gotException = true;
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}
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VTKM_TEST_ASSERT(gotException, "Empty DynamicCellSet should have thrown on casting");
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auto empty2 = empty.NewInstance();
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VTKM_TEST_ASSERT(empty.GetCellSetBase() == nullptr, "DynamicCellSet should contain a nullptr");
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VTKM_TEST_ASSERT(empty2.GetCellSetBase() == nullptr, "DynamicCellSet should contain a nullptr");
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}
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template <typename CellSetType, typename CellSetList>
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void CheckDynamicCellSet(const CellSetType& cellSet,
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vtkm::cont::DynamicCellSetBase<CellSetList> dynamicCellSet)
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{
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VTKM_TEST_ASSERT(dynamicCellSet.template IsType<CellSetType>(),
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"DynamicCellSet reports wrong type.");
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VTKM_TEST_ASSERT(dynamicCellSet.IsSameType(cellSet), "DynamicCellSet reports wrong type.");
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VTKM_TEST_ASSERT(!dynamicCellSet.template IsType<DummyCellSet>(),
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"DynamicCellSet reports wrong type.");
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dynamicCellSet.template Cast<CellSetType>();
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bool called = false;
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dynamicCellSet.CastAndCall(CheckFunctor<CellSetType>(), called);
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VTKM_TEST_ASSERT(
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called, "The functor was never called (and apparently a bad value exception not thrown).");
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called = false;
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CastAndCall(dynamicCellSet, CheckFunctor<CellSetType>(), called);
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VTKM_TEST_ASSERT(
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called, "The functor was never called (and apparently a bad value exception not thrown).");
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}
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template <typename CellSetType, typename CellSetList>
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void TryNewInstance(CellSetType, vtkm::cont::DynamicCellSetBase<CellSetList>& originalCellSet)
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{
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vtkm::cont::DynamicCellSetBase<CellSetList> newCellSet = originalCellSet.NewInstance();
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VTKM_TEST_ASSERT(newCellSet.template IsType<CellSetType>(), "New cell set wrong type.");
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VTKM_TEST_ASSERT(originalCellSet.GetCellSetBase() != newCellSet.GetCellSetBase(),
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"NewInstance did not make a copy.");
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}
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template <typename CellSetType, typename CellSetList>
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void TryCellSet(CellSetType cellSet, vtkm::cont::DynamicCellSetBase<CellSetList>& dynamicCellSet)
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{
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CheckDynamicCellSet(cellSet, dynamicCellSet);
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CheckDynamicCellSet(cellSet, dynamicCellSet.ResetCellSetList(vtkm::List<CellSetType>()));
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TryNewInstance(cellSet, dynamicCellSet);
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}
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template <typename CellSetType>
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void TryDefaultCellSet(CellSetType cellSet)
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{
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vtkm::cont::DynamicCellSet dynamicCellSet(cellSet);
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TryCellSet(cellSet, dynamicCellSet);
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}
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template <typename CellSetType>
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void TryNonDefaultCellSet(CellSetType cellSet)
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{
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vtkm::cont::DynamicCellSetBase<NonDefaultCellSetList> dynamicCellSet(cellSet);
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TryCellSet(cellSet, dynamicCellSet);
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}
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void TestDynamicCellSet()
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{
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std::cout << "Try default types with default type lists." << std::endl;
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std::cout << "*** 2D Structured Grid ******************" << std::endl;
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TryDefaultCellSet(vtkm::cont::CellSetStructured<2>());
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std::cout << "*** 3D Structured Grid ******************" << std::endl;
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TryDefaultCellSet(vtkm::cont::CellSetStructured<3>());
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std::cout << "*** Explicit Grid ***********************" << std::endl;
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TryDefaultCellSet(vtkm::cont::CellSetExplicit<>());
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std::cout << std::endl << "Try non-default types." << std::endl;
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std::cout << "*** 1D Structured Grid ******************" << std::endl;
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TryNonDefaultCellSet(vtkm::cont::CellSetStructured<1>());
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std::cout << "*** Explicit Grid Constant Shape ********" << std::endl;
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TryNonDefaultCellSet(
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vtkm::cont::CellSetExplicit<vtkm::cont::ArrayHandleConstant<vtkm::UInt8>::StorageTag>());
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std::cout << std::endl << "Try empty DynamicCellSet." << std::endl;
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CheckEmptyDynamicCellSet();
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}
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} // anonymous namespace
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int UnitTestDynamicCellSet(int argc, char* argv[])
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{
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return vtkm::cont::testing::Testing::Run(TestDynamicCellSet, argc, argv);
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}
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