private void Add_Employe(object sender, RoutedEventArgs e)
 {
     if (OwnerValidation.Validate())
     {
         AddEmployeWindow window = new AddEmployeWindow();
         window.Show();
         Close();
     }
 }
        public static void TestFixtureSetup(TestContext context)
        {
            con = new NpgsqlConnection(cs);
            con.Open();

            ownerValidation = new OwnerValidation(con);

            ownersRepository = new OwnersRepository(con);

            ownersRepository.Save(Owner1);
            ownersRepository.Save(Owner2);
            ownersRepository.Save(Owner3);
            ownersRepository.Flush();
        }