public void Test_NavigationService_Moves_Rover_Correctly_Forward_Multiple_Square()
{
INavigationService service = new NavigationService();
Plateau plateau = new Plateau(5, 5);
List<Command> commands = new List<Command>();
commands.Add(Command.MoveForward);
commands.Add(Command.MoveForward);
commands.Add(Command.MoveForward);
commands.Add(Command.MoveForward);
commands.Add(Command.MoveForward);
var startPosition = new Position { Direction = Direction.North, X = 0, Y = 0 };
var expectedPosition = new Position { Direction = Direction.North, X = 0, Y = 5 };
var rover = new Rover(startPosition);
Position position = service.ExploreTerrain(plateau, rover, commands);
Assert.AreEqual(position, expectedPosition);
}
public Position ExploreTerrain(Plateau plateau, Rover rover, List<Command> commands)
{
/* Need to do some out of bounds validation here, hence I passed the plateau in, but it is not mentioned in the 'spec' */
foreach (var command in commands)
{
switch(command)
{
case Command.MoveForward:
rover.MoveFoward();
break;
case Command.TurnLeft:
rover.Rotate(Rotation.Left);
break;
case Command.TurnRight:
rover.Rotate(Rotation.Right);
break;
}
}
return rover.GetCurrentPosition();
}
public void Test_NavigationService_Moves_Rover_Correctly_According_To_Supplied_Test_Data_Two()
{
INavigationService service = new NavigationService();
Plateau plateau = new Plateau(5, 5);
List<Command> commands = new List<Command>();
commands.Add(Command.MoveForward);
commands.Add(Command.MoveForward);
commands.Add(Command.TurnRight);
commands.Add(Command.MoveForward);
commands.Add(Command.MoveForward);
commands.Add(Command.TurnRight);
commands.Add(Command.MoveForward);
commands.Add(Command.TurnRight);
commands.Add(Command.TurnRight);
commands.Add(Command.MoveForward);
var startPosition = new Position { Direction = Direction.East, X = 3, Y = 3 };
var expectedPosition = new Position { Direction = Direction.East, X = 5, Y = 1 };
var rover = new Rover(startPosition);
Position position = service.ExploreTerrain(plateau, rover, commands);
Assert.AreEqual(position, expectedPosition);
}
/* I assumed that you were more interested in how I structured the main logic, than the view Logic. Hence:
* Needs lots of validation, null reference checking ect, but as I only have one hour lets just keep it very simple.
* Also, I would not normally use TempData, but it is a versy simple abstraction that saves me having to wire up databses in a short space of time. */
public ActionResult SubmitPlateau(int height, int width)
{
TempData["Plateau"] = new Plateau(width, height);
ViewData.Model = new List<RoverModel>();
return View();
}