public void PutGuestTest()
{
Guest guest = new Guest();
guest.Id = Guid.Parse("BA3279A7-AB43-41EC-9867-6F7B7E646C0E");
guest.Name = "Edith";
guest.Surname = "Hanson";
_GuestController.PutGuest(guest);
var GuestAfter = _context.Guest.Find(guest.Id);
Assert.IsNotNull(GuestAfter, "The method returned null.");
Assert.AreEqual(guest.Name, GuestAfter.Name, "Guest name is not equal to GuestsAfter name.");
Assert.AreEqual(guest.Surname, GuestAfter.Surname, "Guest Surname and GuestAfter Surname are not equel.");
}
