public void insertionFonctionnelle()
        {
            Database.SetInitializer(new DropCreateDatabaseAlways<CompanyContext>());
            CompanyContext ctx = new CompanyContext(@"Data Source=vm-sql.iesn.be\stu3ig;Initial Catalog=DBIG3A4;Persist Security Info=True;User ID=IG3A4;Password=pwUserdb21");
            Customer cust = new Customer();

            ctx.Customers.Add(cust);
            ctx.SaveChanges();
            var i = BdContientCustomer();
            Assert.AreEqual(true, i);
        }
 void MainWindow_Loaded(object sender, RoutedEventArgs e)
 {
     _context = new CompanyContext(@"Data Source=vm-sql.iesn.be\stu3ig;Initial Catalog=DBIG3A4;Persist Security Info=True;User ID=IG3A4;Password=pwUserdb21");
     _customer = _context.Customers.First();
     Formulaire.DataContext = _customer;
 }