Unit tests: Enable data structure validation in cases where it doesn't cause failures

test/unit/utIFCImportExport.cpp

@@ -43,6 +43,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "AbstractImportExportBase.h"
 
 #include <assimp/Importer.hpp>
+#include <assimp/postprocess.h>
 
 using namespace Assimp;
 
@@ -50,7 +51,7 @@ class utIFCImportExport : public AbstractImportExportBase {
 public:
     virtual bool importerTest() {
         Assimp::Importer importer;
-        const aiScene *scene = importer.ReadFile( ASSIMP_TEST_MODELS_DIR "/IFC/AC14-FZK-Haus.ifc", 0 );
+        const aiScene *scene = importer.ReadFile( ASSIMP_TEST_MODELS_DIR "/IFC/AC14-FZK-Haus.ifc", aiProcess_ValidateDataStructure );
         return nullptr != scene;
 
         return true;