Function ExerciseDelete

Common/Core/Testing/Cxx/TestArrayFreeFunctions.cxx:139–182

//------------------------------------------------------------------------------
template <typename FreeType>
int ExerciseDelete(FreeType f)
{
  int errors = 0;

  std::cout << "Starting tests for free type: " << f.value << std::endl;

  std::vector<vtkAbstractArray*> arrays;
  arrays.push_back(vtkStringArray::New());
  arrays.push_back(vtkBitArray::New());
  arrays.push_back(vtkFloatArray::New());
  arrays.push_back(vtkAOSDataArrayTemplate<double>::New());
  arrays.push_back(vtkSOADataArrayTemplate<double>::New());
  arrays.push_back(vtkScaledSOADataArrayTemplate<double>::New());
  constexpr std::size_t size = 5000;
  for (auto it = arrays.begin(); it != arrays.end(); ++it)
  {

    vtkAbstractArray* array = *it;

    // test setting the array's memory and having it not free the memory
    void* ptr = make_allocation(f, size, array->GetDataType());
    errors += assign_void_array(f, array, ptr, size, false);

    // ask array to free memory, ptr should still be valid
    array->Initialize();

    // This time ask the array to free the memory
    errors += assign_void_array(f, array, ptr, size, true);

    // if we are a lambda we need to set the real free function
    assign_user_free(f, array);

    // free the memory for real this time
    array->Initialize();
  }

  for (auto it = arrays.begin(); it != arrays.end(); ++it)
  {
    vtkAbstractArray* array = *it;
    array->Delete();
  }

  return errors;
}

} // end anon namespace