start of unit test

src/Image/IntelliImage.h

@@ -11,12 +11,16 @@
 #include "IntelliHelper/IntelliTriangulation.h"
 #include "IntelliHelper/IntelliRenderSettings.h"
 
+//for unit testing
+class UnitTest;
+
 class IntelliTool;
 
 /*!
  * \brief An abstract class which manages the basic IntelliImage operations.
  */
 class IntelliImage {
+    friend UnitTest;
 friend IntelliTool;
 public:
 

src/Image/IntelliRasterImage.h

@@ -3,10 +3,14 @@
 
 #include "Image/IntelliImage.h"
 
+//for unit testing
+class UnitTest;
+
 /*!
  * \brief The IntelliRasterImage manages a RASTERIMAGE.
  */
 class IntelliRasterImage : public IntelliImage {
+    friend UnitTest;
 friend IntelliTool;
 protected:
 /*!

src/Image/IntelliShapedImage.h

@@ -4,10 +4,14 @@
 #include "Image/IntelliRasterImage.h"
 #include <vector>
 
+//for unit testing
+class UnitTest;
+
 /*!
  * \brief The IntelliShapedImage manages a Shapedimage.
  */
 class IntelliShapedImage : public IntelliRasterImage {
+    friend UnitTest;
 friend IntelliTool;
 private:
 /*!