public void UniqueProperty_IfDeparturesUniqueListCountMoreTnanOne_ThrowException()
{
unsortedList.Add(new TravelCard {
Departure = "Лондон", Arrival = "Кельн"
});
var individualPropertyList = _build.IndividualPropertyList("Departure");
Assert.That(() => _build.UniqueProperty(listOfStrings, "Departure"), Throws.Exception);
}