private static List <ConnectedStations> LoadConnectedStationsFrom(string fileLocation)
{
var routingDataStore = new RoutingDataStore();
routingDataStore.LoadFrom(fileLocation);
return(routingDataStore.ConnectedStations);
}
public void Should_throw_exception_if_routing_data_can_not_be_found()
{
var routingDataStore = new RoutingDataStore();
var exception = Assert.Throws <FileNotFoundException>(() => routingDataStore.LoadFrom("test-data.txt"));
Assert.That(exception.Message, Is.EqualTo("Routing data file could not be found"));
}
public void Should_throw_exception_if_routing_data_file_is_empty()
{
File.WriteAllText("test-data.txt", "");
var routingDataStore = new RoutingDataStore();
var exception = Assert.Throws <FileLoadException>(() => routingDataStore.LoadFrom("test-data.txt"));
Assert.That(exception.Message, Is.EqualTo("Routing data file contained no data"));
}
public void Should_populate_connected_stations_from_data_file()
{
File.WriteAllText("test-data.txt", "AB4, BC5, DC6");
var routingDataStore = new RoutingDataStore();
routingDataStore.LoadFrom("test-data.txt");
var firstConnectedStation = routingDataStore.ConnectedStations.First();
Assert.That(firstConnectedStation.StartStation, Is.EqualTo("A"));
Assert.That(firstConnectedStation.EndStation, Is.EqualTo("B"));
Assert.That(firstConnectedStation.Distance, Is.EqualTo(4));
Assert.That(routingDataStore.ConnectedStations.Count(), Is.EqualTo(3));
}