# File lib/mocha/class_methods.rb, line 34
      def method_exists?(method, include_public_methods = true)
        if include_public_methods
          return true if @stubba_object.public_instance_methods(include_superclass_methods = true).include?(method)
        end
        return true if @stubba_object.protected_instance_methods(include_superclass_methods = true).include?(method)
        return true if @stubba_object.private_instance_methods(include_superclass_methods = true).include?(method)
        return false
      end