public static RoverPositionModel RoverPosition(string roverPosition)
{
var roverPositionArray = roverPosition.Split(" ");
if (roverPositionArray.Length == 3) //checker
{
string position = roverPositionArray[2].ToUpper();
try
{
RoverPositionModel roverModel = new RoverPositionModel()
{
PositionX = int.Parse(roverPositionArray[0]),
PositionY = int.Parse(roverPositionArray[1]),
Direction = (DirectionEnum)Enum.Parse(typeof(DirectionEnum), position)
};
return(roverModel);
}
catch (Exception)
{
return(null);
}
}
return(null);
}
public RoverPositionModel Move(RoverPositionModel roverPosition)
{
if (roverPosition.Orientation == Orientations.N)
{
roverPosition.Y++;
}
else if (roverPosition.Orientation == Orientations.E)
{
roverPosition.X++;
}
else if (roverPosition.Orientation == Orientations.S)
{
roverPosition.Y--;
}
else if (roverPosition.Orientation == Orientations.W)
{
roverPosition.X--;
}
return(new RoverPositionModel
{
X = roverPosition.X,
Y = roverPosition.Y,
Orientation = roverPosition.Orientation
});
}
private static bool IsValid(RoverPositionModel roverPositionModel, PlateauModel plateauModel)
{
var isValidX = roverPositionModel.X >= 0 && roverPositionModel.X <= plateauModel.Width;
var isValidY = roverPositionModel.Y >= 0 && roverPositionModel.Y <= plateauModel.Height;
return(isValidX && isValidY);
}
public void AddMarsRover_Should_Add_Mars_Rover_Plateau_When_Second_Expected_Value()
{
//Arrange
var plateauService = new PlateauService(_loggerMock);
plateauService.Create(6, 6);
plateauService.AddMarsRover(new RoverPositionModel
{
Direction = Direction.East,
X = 5,
Y = 3
});
var roverPositionModel = new RoverPositionModel
{
Direction = Direction.East,
X = 1,
Y = 2
};
//Act
plateauService.AddMarsRover(roverPositionModel);
//Assert
plateauService.GetMarsRovers().Count.Should().Be(2);
plateauService.GetMarsRovers().Last().X.Should().Be(roverPositionModel.X);
plateauService.GetMarsRovers().Last().Y.Should().Be(roverPositionModel.Y);
plateauService.GetMarsRovers().Last().Direction.Should().Be(roverPositionModel.Direction);
}
public void CreateMarsRover_Should_Throw_InvalidPosition_When_Negative_Or_Extreme(int x, int y, Direction direction)
{
//Arrange
var plateauService = new Mock <IPlateauService>();
plateauService.Setup(foo => foo.GetCurrentPlateau()).Returns(new PlateauModel
{
Width = 5,
Height = 5
});
var roverPositionModel = new RoverPositionModel
{
X = x,
Y = y,
Direction = direction
};
var marsRoverService = new MarsRoverService(_loggerMock);
//Act
void Action()
{
marsRoverService.CreateMarsRover(roverPositionModel, plateauService.Object);
}
//Assert
Assert.Throws <ValidateMarsRoverPositionException>((Action)Action);
}
public void ChangePosition_Should_Change_Position_When_Expected_Position()
{
//Arrange
var plateauService = new Mock <IPlateauService>();
plateauService.Setup(foo => foo.GetCurrentPlateau()).Returns(new PlateauModel
{
Width = 5,
Height = 5
});
var roverPositionModel = new RoverPositionModel
{
X = 2,
Y = 4,
Direction = Direction.East
};
//Act
var marsRoverService = new MarsRoverService(_loggerMock);
marsRoverService.ChangePosition(roverPositionModel);
var currentRoverPositionModel = marsRoverService.GetCurrentRover();
//Assert
currentRoverPositionModel.X.Should().Be(roverPositionModel.X);
currentRoverPositionModel.Y.Should().Be(roverPositionModel.Y);
currentRoverPositionModel.Direction.Should().Be(roverPositionModel.Direction);
}
public bool IsRoverInsidePlateau(RoverPositionModel roverPosition, PlateauModel plateau)
{
bool isInside = false;
if (roverPosition.X < plateau.X || roverPosition.Y < plateau.Y)
{
isInside = true;
}
return(isInside);
}
public void Setup()
{
//Given
_service = new RotateEastService();
_roverPositionModel = new RoverPositionModel
{
Direction = Direction.North,
X = 1,
Y = 1
};
}
public RightCommandTest()
{
//Given
_roverService = new Mock <IRoverService>();
_directionService = new Mock <IDirectionService>();
_roverPositionModel = new RoverPositionModel
{
Direction = Direction.North,
X = 1,
Y = 1
};
}
public PlateauServiceTest()
{
//Given
_loggerMock = new Mock <ILogger <PlateauService> >();
_plateauService = new PlateauService(_loggerMock.Object);
_roverPositionModel = new RoverPositionModel
{
Direction = Direction.North,
X = 1,
Y = 1
};
}
public CreateRoverCommandTest()
{
//Given
_plateauService = new Mock <IPlateauService>();
_roverService = new Mock <IRoverService>();
_roverPositionModel = new RoverPositionModel
{
Direction = Direction.North,
X = 1,
Y = 1
};
}
public void MoveForward_Should_Move_Forward_Method_When_Expected_Value(int x, int y, int newX, int newY)
{
//Arrange
var roverPositionModel = new RoverPositionModel
{
X = x,
Y = y,
Direction = Direction.East
};
var eastStrategy = new EastStrategy();
//Act
var result = eastStrategy.MoveForward(roverPositionModel);
//Assert
result.X.Should().Be(newX);
result.Y.Should().Be(newY);
}
public void Setup()
{
//Given
_service = new DirectionService();
_roverPositionModel = new RoverPositionModel
{
Direction = Direction.North,
X = 1,
Y = 1
};
_directionService = new Dictionary <Direction, IRotateService>
{
{ Direction.North, new RotateNorthService() },
{ Direction.South, new RotateSouthService() },
{ Direction.West, new RotateWestService() },
{ Direction.East, new RotateEastService() }
};
}
public ActionResult MoveRover(string position, string plateau, string commands)
{
position = position.ToUpper();
commands = commands.ToUpper();
RoverPositionModel finalPosition = new RoverPositionModel
{
X = Convert.ToInt32(position.Substring(0, 1)),
Y = Convert.ToInt32(position.Substring(1, 1)),
Orientation = position.Substring(2, 1) == "N" ? Orientations.N : position.Substring(2, 1) == "E" ? Orientations.E : position.Substring(2, 1) == "S" ? Orientations.S : Orientations.W
};
PlateauModel plateauModel = new PlateauModel
{
X = Convert.ToInt32(plateau.Substring(0, 1)),
Y = Convert.ToInt32(plateau.Substring(1, 1))
};
foreach (var command in commands)
{
switch (command)
{
case ('L'):
finalPosition.Orientation = Rover.TurnLeft(finalPosition.Orientation);
break;
case ('R'):
finalPosition.Orientation = Rover.TurnRight(finalPosition.Orientation);
break;
case ('M'):
finalPosition = Rover.Move(finalPosition);
break;
default:
throw new ArgumentException(string.Format("Invalid value: {0}", command));
}
}
if (Rover.IsRoverInsidePlateau(finalPosition, plateauModel))
{
return(View("Result", finalPosition));
}
ViewBag.Error = "Rover is out of plateau boundaries";
return(View("OutOfBoundaries"));
}
public void CreateMarsRover(RoverPositionModel roverPositionModel, IPlateauService plateauService)
{
var plateauModel = plateauService.GetCurrentPlateau();
if (!IsValid(roverPositionModel, plateauModel))
{
var exception = new ValidateMarsRoverPositionException();
_logger.LogError(exception.Message);
throw exception;
}
_roverPositionModel = new RoverPositionModel
{
X = roverPositionModel.X,
Y = roverPositionModel.Y,
Direction = roverPositionModel.Direction
};
plateauService.AddMarsRover(_roverPositionModel);
_logger.LogInformation($"Created Mars Rover {_roverPositionModel.X}x{_roverPositionModel.Y} - {_roverPositionModel.Direction}.");
}
public RoverPositionModel MoveForward(RoverPositionModel roverPositionModel)
{
roverPositionModel.Y += 1;
return(roverPositionModel);
}
public void AddMarsRover(RoverPositionModel roverPositionModel)
{
_roverPositionModels.Add(roverPositionModel);
}
public RoverPositionModel Move(RoverPositionModel roverPositionModel)
{
return(_directionService[roverPositionModel.Direction].Move(roverPositionModel));
}
public RoverPositionModel Move(RoverPositionModel roverPositionModel)
{
roverPositionModel.Y -= 1;
return(roverPositionModel);
}
public RoverPositionModel MoveForward(RoverPositionModel roverPositionModel)
{
return(_directionStrategies[roverPositionModel.Direction].MoveForward(roverPositionModel));
}
public void ChangePosition(RoverPositionModel roverPositionModel)
{
_roverPositionModel = roverPositionModel;
_logger.LogInformation($"Rover Position is {_roverPositionModel.X}x{_roverPositionModel.Y} - {_roverPositionModel.Direction}.");
}
