Ruby 1.8.7 リファレンスマニュアル > ライブラリ一覧 > test/unit/util/observableライブラリ > Test::Unit::Util::Observableモジュール > notify_listeners

instance method Test::Unit::Util::Observable#notify_listeners

notify_listeners(channel_name, *arguments)

Calls all the procs registered on the channel indicated by channel_name. If value is specified, it is passed in to the procs, otherwise they are called with no arguments.