public void ObstacleDectectionMoveBackwardDirectionWest()
{
rover.currentPosition = new RoverLocation(1, 0, Direction.W);
RoverLocation location = rover.MoveRover("B", out ObstacleCoOrdinates);
Assert.AreEqual(ObstacleCoOrdinates.XCoOrdinate, 1);
Assert.AreEqual(ObstacleCoOrdinates.YCoOrdinate, 1);
Assert.AreEqual(location, rover.currentPosition);
}
public void ObstacleDectectionMoveForwardDirectionSouth()
{
rover.currentPosition = new RoverLocation(2, 1, Direction.S);
RoverLocation location = rover.MoveRover("F", out ObstacleCoOrdinates);
Assert.AreEqual(ObstacleCoOrdinates.XCoOrdinate, 1);
Assert.AreEqual(ObstacleCoOrdinates.YCoOrdinate, 1);
Assert.AreEqual(location, rover.currentPosition);
}
public void MoveLeft(RoverLocation location)
{
LinkedListNode <Direction> node = directionsList.Find(location.CurrentDirection);
// If first node go to last node
if (directionsList.First() == node.Value)
{
location.CurrentDirection = directionsList.Last.Value;
}
else
{
location.CurrentDirection = node.Previous.Value;
}
}
public void MoveRight(RoverLocation location)
{
LinkedListNode <Direction> node = directionsList.Find(location.CurrentDirection);
// If last node go to first node
if (directionsList.Last() == node.Value)
{
location.CurrentDirection = directionsList.First.Value;
}
else
{
location.CurrentDirection = node.Next.Value;
}
}
static void Main(string[] args)
{
List <ObstacleCoOrdinates> obstacles = new List <ObstacleCoOrdinates> {
new ObstacleCoOrdinates(1, 1)
};
Console.WriteLine("Get ready to maneuver the rover on Pluto!");
InsertBlankLine();
// XX TODO Get input from user for the grid
Rover rover = new Rover(new Grid(100, 100, obstacles));
rover.currentPosition = new RoverLocation(0, 0, Direction.N);
bool confirmed = false;
do
{
Console.WriteLine("Input maneuver instructions");
string instruction = Console.ReadLine();
ObstacleCoOrdinates obstacleCo;
RoverLocation location = rover.MoveRover(instruction, out obstacleCo);
if (obstacleCo.XCoOrdinate != 0 && obstacleCo.YCoOrdinate != 0)
{
Console.WriteLine($"Obstacle at '{obstacleCo.XCoOrdinate}, {obstacleCo.YCoOrdinate}'. Rover's current location : {location.CurrentX},{location.CurrentY},{location.CurrentDirection}");
}
else
{
Console.WriteLine($"Rover's current location : {location.CurrentX},{location.CurrentY},{location.CurrentDirection}");
}
Console.WriteLine("Do you want to continue to move the rover [y/n]");
string option = Console.ReadLine();
confirmed = option == "y" ? true : false;
} while (confirmed);
Console.WriteLine("Press Any Key To exit.");
Console.ReadKey();
}
public bool MoveForward(RoverLocation location, out ObstacleCoOrdinates obstacle)
{
RoverLocation newLocation = new RoverLocation(location.CurrentX, location.CurrentY, location.CurrentDirection);
obstacle = new ObstacleCoOrdinates();
switch (location.CurrentDirection)
{
case Direction.N:
newLocation.CurrentX = IncrementX(location.CurrentX);
break;
case Direction.S:
newLocation.CurrentX = DecrementX(location.CurrentX);
break;
case Direction.E:
newLocation.CurrentY = IncrementY(location.CurrentY);
break;
case Direction.W:
newLocation.CurrentY = DecrementY(location.CurrentY);
break;
}
bool obstacleAtNewLocation = CheckIfObstacleAtLocation(newLocation.CurrentX, newLocation.CurrentY);
if (obstacleAtNewLocation)
{
obstacle.XCoOrdinate = newLocation.CurrentX;
obstacle.YCoOrdinate = newLocation.CurrentY;
return(true);
}
else
{
location.CurrentX = newLocation.CurrentX;
location.CurrentY = newLocation.CurrentY;
location.CurrentDirection = newLocation.CurrentDirection;
return(false);
}
}
