Function relm::init_test

pub fn init_test<WIDGET>(
    model_param: WIDGET::ModelParam
) -> Result<(Component<WIDGET>, WIDGET::Widgets), ()> where
    WIDGET: Widget + WidgetTest + 'static,
    WIDGET::Msg: DisplayVariant + 'static, 

Initialize a widget for a test.

It is to be used this way:

let (component, widgets) = relm::init_test::<Win>(()).expect("init_test failed");