Scaffold code generator for generating wrapper class to any existing non-testable classes such static classes and .Net libraries like System.IO. Very useful for doing TDD and decoupling dependencies to 3rd party libraries. Usage: On Package Manager Console type the following command: Scaffold Wrapper {[Namespace].ClassName} Examples: Scaffold Wrapper System.IO.Directory Scaffold Wrapper System.IO.FileSystemWatcher Scaffold Wrapper System.IO.File Note: Reference assemblies must be already referenced to your project before generating wrapper class.