unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls; type TForm18 = class(TForm) Button1: TButton; procedure Button1Click(Sender: TObject); private { Private declarations } public { Public declarations } end; var Form18: TForm18; implementation uses testFileNameUnit; {$R *.dfm} procedure TForm18.Button1Click(Sender: TObject); begin testCheckFileFolderPath; testPathLevel; testCutPathLevel; testGetAbsolutePathFromRelativePath; // testGetRelativePathFromAbsolutePath; end; end.