Function TestArraySerialization

IO/Core/Testing/Cxx/TestArraySerialization.cxx:28–225

  } while (false)

int TestArraySerialization(int vtkNotUsed(argc), char* vtkNotUsed(argv)[])
{
  try
  {
    // Test Read and Write in Ascii text mode
    // Test sparse-array round-trip ...
    vtkSmartPointer<vtkSparseArray<double>> a1 = vtkSmartPointer<vtkSparseArray<double>>::New();
    a1->SetName("a1");
    a1->Resize(2, 2);
    a1->SetDimensionLabel(0, "rows");
    a1->SetDimensionLabel(1, "columns");
    a1->SetNullValue(0.5);
    a1->AddValue(0, 0, 1.5);
    a1->AddValue(1, 1, 2.5);

    std::stringstream a_buffer;
    vtkArrayWriter::Write(a1, a_buffer);

    vtkSmartPointer<vtkArray> a2;
    a2.TakeReference(vtkArrayReader::Read(a_buffer));

    test_expression(a2);
    test_expression(a2->GetName() == "a1");
    test_expression(vtkSparseArray<double>::SafeDownCast(a2));
    test_expression(a2->GetExtents() == a1->GetExtents());
    test_expression(a2->GetNonNullSize() == a1->GetNonNullSize());
    test_expression(a2->GetDimensionLabel(0) == "rows");
    test_expression(a2->GetDimensionLabel(1) == "columns");
    test_expression(vtkSparseArray<double>::SafeDownCast(a2)->GetNullValue() == 0.5);
    test_expression(a2->GetVariantValue(0, 0).ToDouble() == 1.5);
    test_expression(a2->GetVariantValue(0, 1).ToDouble() == 0.5);
    test_expression(a2->GetVariantValue(1, 1).ToDouble() == 2.5);

    // Test sparse-array coordinates out-of-bounds ...
    std::istringstream b_buffer(
      "vtk-sparse-array double\nascii\nb1\n0 2 0 2 1\nrows\ncolumns\n0\n2 2 3.5\n");
    vtkSmartPointer<vtkArray> b1;
    b1.TakeReference(vtkArrayReader::Read(b_buffer));

    test_expression(!b1);

    // Test sparse-array not enough values ...
    std::istringstream d_buffer(
      "vtk-sparse-array double\nascii\nd1\n0 2 0 2 1\nrows\ncolumns\n0\n");
    vtkSmartPointer<vtkArray> d1;
    d1.TakeReference(vtkArrayReader::Read(d_buffer));

    test_expression(!d1);

    // Test dense string arrays containing whitespace ...
    std::istringstream e_buffer(
      "vtk-dense-array string\nascii\ne1\n0 3 3\nvalues\nThe\nquick brown\nfox\n");
    vtkSmartPointer<vtkArray> e1;
    e1.TakeReference(vtkArrayReader::Read(e_buffer));

    test_expression(e1);
    test_expression(vtkDenseArray<vtkStdString>::SafeDownCast(e1));
    test_expression(e1->GetNonNullSize() == 3);