                 
                 expect(scene1.children)
             }
-        }
-        
-        describe("mesh") {
-            //TODO: doc mesh attributes
-        }
-        
-        describe("mesh-generator") {
-            //TODO: doc mesh-generator attributes
-        }
-        
-        describe("object") {
+            
             it("can create root objects that can be used to contain other objects") {
                 // i think this is the best place for this?
                 // - or object container?

            // transform: MDLTransform (translate/scale/rotate textures relative to their surfaces)
            
            // TODO: MDLTextureSampler => MTLTextureSampler
        }
        
        describe("light") {

            }
            
            describe("camera") {
                it("manages the inherited MDLObject properties") {
                    // transform
                    // parent
