public void When_Tie_Expect_HigherPrecedenceChoosen()
{
var testWeather = "SUNNY";
var testTrafficSpeeds = new string[] { "100", "100" };
var lowerPrecedenceVehicle = new Vehicle("LowerPrecedence", 0, 10, 1, new List <Weathers>()
{
Weathers.Sunny
});
var higherPrecedenceVehicle = new Vehicle("HigherPrecedence", 1, 10, 1, new List <Weathers>()
{
Weathers.Sunny
});
var expected = $"{higherPrecedenceVehicle.Name} ORBIT1";
var backup = TrafficEngine.Vehicles;
TrafficEngine.Vehicles.Clear();
TrafficEngine.Vehicles.Add(lowerPrecedenceVehicle);
TrafficEngine.Vehicles.Add(higherPrecedenceVehicle);
var testTrafficEngine = new TrafficEngine(testWeather, testTrafficSpeeds);
var actual = testTrafficEngine.FindFastestRouteAndVehicle();
// restore
TrafficEngine.Vehicles = backup;
Assert.That(string.Compare(expected, actual, StringComparison.InvariantCultureIgnoreCase) == 0);
}
public void When_SampleInput_Expect_SampleOutput(string weather, string[] trafficSpeeds, string expected)
{
var testTrafficEngine = new TrafficEngine(weather, trafficSpeeds);
var actual = testTrafficEngine.FindFastestRouteAndVehicle();
Assert.That(string.Compare(expected, actual, StringComparison.InvariantCultureIgnoreCase) == 0);
}
public void When_TrafficJam_Expect_NoVehicleAndRoute()
{
var testWeather = "SUNNY";
var testTrafficSpeeds = new string[] { "0", "0" };
var onlyVehicle = new Vehicle("OnlyVehicle", 0, 10, 1, new List <Weathers>()
{
Weathers.Sunny
});
var expected = $"No Vehicle No Orbit";
var backup = TrafficEngine.Vehicles;
TrafficEngine.Vehicles.Clear();
TrafficEngine.Vehicles.Add(onlyVehicle);
var testTrafficEngine = new TrafficEngine(testWeather, testTrafficSpeeds);
var actual = testTrafficEngine.FindFastestRouteAndVehicle();
// restore
TrafficEngine.Vehicles = backup;
Assert.That(string.Compare(expected, actual, StringComparison.InvariantCultureIgnoreCase) == 0);
}
static void Main(string[] args)
{
// ConsoleMethods object for interaction with the console
var console = new ConsoleMethods();
// We expect the filename containing the input to be passed in by the user as an argument
// We only require the first argument and simply ignore the rest
if (args.Length > 0)
{
// Just read the first parm for input file
var providedFilePath = args[0];
// Check if the file exists
if (File.Exists(providedFilePath))
{
using (var reader = new StreamReader(providedFilePath))
{
while (!reader.EndOfStream)
{
var inputs = reader.ReadLine().Split(' ');
if (inputs.Length == TrafficEngine.Orbits.Count + 1)
{
try
{
var trafficEngine = new TrafficEngine(inputs[0], inputs.Skip(1).ToArray());
console.WriteLine(trafficEngine.FindFastestRouteAndVehicle());
}
catch (Exception ex)
{
console.WriteLine(ex.Message);
}
}
else
{
// Write a helpful message for the user
console.WriteLine($"Incorrect input. The program expected {TrafficEngine.Orbits.Count + 1} values as input in the following syntax:{Environment.NewLine}");
string temp = string.Empty;
TrafficEngine.Orbits.ForEach(o => temp += $"<{o.Name} Traffic Speed> ");
console.WriteLine($"<Weather> {temp} {Environment.NewLine}");
console.WriteLine($"Possible values for weather are:");
console.WriteLine(string.Join(", ", Enum.GetNames(typeof(Weathers))));
}
}
}
}
// If the user provided an incorrect file path
else
{
console.WriteLine($"File does not exits: {providedFilePath}");
}
}
// If the user did not provide any arguments
else
{
console.WriteLine($"The program expects the input filepath to be passed as an argument:");
console.WriteLine($"dotnet geektrust.dll <absolute_path_to_the_input_file>");
}
}
