efl/src/tests/elementary/focus_test_sub_main.eo

class Focus.Test.Sub.Main(Efl.Object, Efl.Ui.Focus.Object, Efl.Ui.Focus.Manager_Sub) {
    implements {
        Efl.Ui.Focus.Object.focus_manager { get; }
        Efl.Ui.Focus.Object.focus_parent { get; }
        Efl.Ui.Focus.Object.focus_geometry { get; }
    }
}