public function controllerSpy($event, $controller = null) { parent::controllerSpy($event, $controller); if (isset($this->_controller)) { $this->_controller->PaypalIpnRequest = $this->createMock('PaypalIpn\\Controller\\Component\\PaypalIpnRequestComponent'); $this->_controller->PaypalIpnRequest->expects($this->any())->method('validate')->will($this->returnValue(true)); } }