BUG: Add new VRML test.

Hybrid/Testing/Cxx/TestVRMLNormals.cxx

+/*=========================================================================
+
+  Program:   Visualization Toolkit
+  Module:    TestVRMLNormals.cxx
+
+  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
+  All rights reserved.
+  See Copyright.txt or http://www.kitware.com/Copyright.htm 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.
+
+=========================================================================*/
+
+#include "vtkVRMLImporter.h"
+#include "vtkRenderer.h"
+#include "vtkRenderWindow.h"
+#include "vtkRenderWindowInteractor.h"
+
+#include "vtkTestUtilities.h"
+#include "vtkRegressionTestImage.h"
+
+int TestVRMLNormals( int argc, char * argv [] )
+{
+  // Now create the RenderWindow, Renderer and Interactor
+  vtkRenderer* ren1 = vtkRenderer::New();
+  vtkRenderWindow* renWin = vtkRenderWindow::New();
+  renWin->AddRenderer(ren1);
+
+  vtkRenderWindowInteractor* iren = vtkRenderWindowInteractor::New();
+  iren->SetRenderWindow(renWin);
+
+  vtkVRMLImporter* importer = vtkVRMLImporter::New();
+  importer->SetRenderWindow(renWin);
+
+  const char* fname = vtkTestUtilities::ExpandDataFileName(argc, argv, "Data/wineglass.wrl");
+  importer->SetFileName(fname);
+  importer->Read();
+
+  delete [] fname;
+
+  renWin->SetSize(800, 800);
+
+  // render the image
+  iren->Initialize();
+
+  // This starts the event loop and as a side effect causes an initial render.
+  int retVal = vtkRegressionTestImage( renWin );
+  if ( retVal == vtkRegressionTester::DO_INTERACTOR)
+    {
+    iren->Start();
+    }
+
+  // Delete everything
+  importer->Delete();
+  ren1->Delete();
+  renWin->Delete();
+  iren->Delete();
+
+  return retVal;
+}