public void GetRoverCoordinatesFromApiTest()
{
int recordCount = 0;
string RoverNavigationInput = "5 5\r\n1 2 N\r\nLMLMLMLMM";
RoverOutputModel expectedResult = new RoverOutputModel()
{
PositionX = 1, PositionY = 3, Heading = "N"
};
using (var container = builder.Build())
{
var RoverNavigationService = container.Resolve <IRoverNavigationService>();
var model = RoverNavigationService.GetRoverCoordinates(RoverNavigationInput);
recordCount = model.Count;
if (model != null && model.Count > 0)
{
var result = model[0];
Assert.AreEqual(expectedResult.PositionX, result.PositionX);
Assert.AreEqual(expectedResult.PositionY, result.PositionY);
Assert.AreEqual(expectedResult.Heading, result.Heading);
}
}
}
public RoverInputModel()
{
Position = new RoverOutputModel();
}
/// <summary>
/// Processes the navigation instructions
/// </summary>
/// <param name="RoverInputCommand"></param>
/// <returns></returns>
private RoverOutputModel ExecuteCommand(RoverInputModel RoverInputCommand)
{
var commands = RoverInputCommand.Instructions.ToCharArray();
RoverOutputModel finalCoodinates = new RoverOutputModel();
foreach (char command in commands)
{
switch (command)
{
case 'L':
switch (RoverInputCommand.Position.Heading)
{
case "E":
RoverInputCommand.Position.Heading = "N";
break;
case "N":
RoverInputCommand.Position.Heading = "W";
break;
case "W":
RoverInputCommand.Position.Heading = "S";
break;
case "S":
RoverInputCommand.Position.Heading = "E";
break;
}
break;
case 'R':
switch (RoverInputCommand.Position.Heading)
{
case "E":
RoverInputCommand.Position.Heading = "S";
break;
case "N":
RoverInputCommand.Position.Heading = "E";
break;
case "W":
RoverInputCommand.Position.Heading = "N";
break;
case "S":
RoverInputCommand.Position.Heading = "W";
break;
}
break;
case 'M':
RoverInputCommand = Move(RoverInputCommand);
break;
}
}
finalCoodinates.PositionX = RoverInputCommand.Position.PositionX;
finalCoodinates.PositionY = RoverInputCommand.Position.PositionY;
finalCoodinates.Heading = RoverInputCommand.Position.Heading;
return(finalCoodinates);
}