/**
  * Sets up the fixture, for example
  * This method is called before a test is executed.
  *
  * @access protected
  */
 protected function setUp()
 {
     // creates layer instances
     $this->frontend = new Tinebase_Pluggable_DummyFrontend();
     $this->controller = new Tinebase_Pluggable_DummyController();
     $this->backend = new Tinebase_Pluggable_DummyBackend();
     // injects plugin into layers
     Tinebase_Frontend_Abstract::attachPlugin('dummyPluginMethod', 'Tinebase_Pluggable_Plugin_DummyPlugin');
     Tinebase_Controller_Abstract::attachPlugin('dummyPluginMethod', 'Tinebase_Pluggable_Plugin_DummyPlugin');
     Tinebase_Backend_Abstract::attachPlugin('dummyPluginMethod', 'Tinebase_Pluggable_Plugin_DummyPlugin');
 }