     
     func testHeaderViewShouldBeCreatedFromXib()
     {
+        guard #available(iOS 13, tvOS 13, *) else { return }
         controller.manager.registerNibNamed("NibHeaderFooterView", forHeader: NibHeaderFooterView.self)
         controller.manager.supplementaryStorage?.setSectionHeaderModels([1])
         setItems([1])

    
    func testFooterViewShouldBeCreatedFromXib()
    {
        controller.manager.registerNibNamed("NibHeaderFooterView", forFooter: NibHeaderFooterView.self)
        controller.manager.supplementaryStorage?.setSectionFooterModels([1])
        setItems([1])

    
    func testShouldShowViewHeaderOnEmptySEction()
    {
        guard #available(iOS 13, tvOS 13, *) else { return }
        controller.manager.registerHeader(NibHeaderFooterView.self)
        controller.manager.supplementaryStorage?.setSectionHeaderModels([1])
        setItems([])
