public void ReadTubesFile()
{
var expectedTubeStations = new LinkedList<TubeStation>();
expectedTubeStations.AddLast(new TubeStation("Acton Town",
new Point(51.503071, -0.280303)));
expectedTubeStations.AddLast(new TubeStation("Aldgate",
new Point(51.514342, -0.075627)));
expectedTubeStations.AddLast(new TubeStation("Aldgate East",
new Point(51.51503, -0.073162)));
expectedTubeStations.AddLast(new TubeStation("All Saints (DLR)",
new Point(51.510477, -0.012625)));
expectedTubeStations.AddLast(new TubeStation("Alperton",
new Point(51.541209, -0.299516)));
expectedTubeStations.AddLast(new TubeStation("Amersham",
new Point(51.674129, -0.606514)));
var csv = new StringBuilder()
.Append("\"Acton Town\",51.503071,-0.280303\n")
.Append("\"Aldgate\",51.514342,-0.075627\n")
.Append("\"Aldgate East\",51.51503,-0.073162\n")
.Append("\"All Saints (DLR)\",51.510477,-0.012625\n")
.Append("\"Alperton\",51.541209,-0.299516\n")
.Append("\"Amersham\",51.674129,-0.606514")
.ToString();
var tubeStationsFile = new TubeStationsFile(new StringReader(csv));
ICollection<TubeStation> actualTubeStations;
actualTubeStations = tubeStationsFile.TubeStations;
Assert.That(expectedTubeStations, Is.EqualTo(actualTubeStations));
}
static void Main(string[] args)
{
if (args.Length == 2)
{
double latitude, longitude;
if (Double.TryParse(args[0], out latitude) && Double.TryParse(args[1], out longitude))
{
var currentLocation = new Point(latitude, longitude);
try
{
using (var csvReader = new StreamReader(csvFileName))
{
var tubeStationsFile = new TubeStationsFile(csvReader);
var tubeStations = tubeStationsFile.TubeStations;
var finder = new SequentialTubeStationFinder();
var nearestTubeStation = finder.FindNearestTubeStation(tubeStations, currentLocation);
Console.WriteLine(String.Format("The nearest station is {0}.", nearestTubeStation.Name));
}
}
catch (Exception e)
{
Console.WriteLine("The CSV file could not be read:");
Console.WriteLine(e.Message);
}
}
else
{
Console.WriteLine("The latitude and longitude need to be floating point numbers!");
}
}
else
{
Console.WriteLine("Give me the latitude and longitude of where you are!");
}
}
