# Reset singleton # http://blog.ardes.com/2006/12/11/testing-singletons-with-ruby require "singleton" class << Singleton def included_with_reset(klass) included_without_reset(klass) class << klass def reset_instance Singleton.send :__init__, self self end end end alias_method :included_without_reset, :included alias_method :included, :included_with_reset end