public void ShouldReturnNullWhenNoGuestsWithEmail()
{
IGuestRepository guestRepository = new GuestRepoDouble();
Guest guest = guestRepository.ReadByEmail("*****@*****.**");
Assert.IsNull(guest);
}
public void ShouldReturnGuestWithEmail()
{
IGuestRepository guestRepository = new GuestRepoDouble();
var guestList = guestRepository.ReadAll();
Guest guest = guestRepository.ReadByEmail("*****@*****.**");
Assert.AreEqual(guest, guestList[0]);
}