public void WrapAtEdgeWhenMoveBackward(Coordinate coordinate, char direction, World world, int expectedXCoord, int expectedYCoord)
{
var rover = new Rover(coordinate, direction, world);
rover.MoveBackward();
Assert.Equal(expectedXCoord, rover.GetCoordinate().GetXCoordinate());
Assert.Equal(expectedYCoord, rover.GetCoordinate().GetYCoordinate());
}
public void MoveBackward(int initialX, int initialY, char initialDirection, int expectedX, int expectedY, char expectedDirection)
{
var coordinate = new Coordinate(initialX, initialY);
var world = new World(5, 5);
var rover = new Rover(coordinate, initialDirection, world);
rover.MoveBackward();
Assert.Equal(expectedX, rover.GetCoordinate().GetXCoordinate());
Assert.Equal(expectedY, rover.GetCoordinate().GetYCoordinate());
Assert.Equal(expectedDirection, rover.GetDirection());
}
public void NotMoveForwardIfThereIsObstacle(int xCoord, int yCoord, char direction, World world, Coordinate obstacle)
{
var coordinate = new Coordinate(xCoord, yCoord);
world.SetObstacle(obstacle);
var rover = new Rover(coordinate, direction, world);
var exception = Assert.Throws <Exception>(() => rover.MoveForward());
Assert.Equal($"Bump into obstacle at {obstacle.GetXCoordinate()},{obstacle.GetYCoordinate()}", exception.Message);
Assert.Equal(xCoord, rover.GetCoordinate().GetXCoordinate());
Assert.Equal(yCoord, rover.GetCoordinate().GetYCoordinate());
}
public void TurnLeft(char initialDirection, char expectedDirection)
{
const int xCoordinate = 2;
const int yCoordinate = 2;
var coordinate = new Coordinate(xCoordinate, yCoordinate);
var world = new World(5, 5);
var rover = new Rover(coordinate, initialDirection, world);
rover.TurnLeft();
Assert.Equal(xCoordinate, rover.GetCoordinate().GetXCoordinate());
Assert.Equal(yCoordinate, rover.GetCoordinate().GetYCoordinate());
Assert.Equal(expectedDirection, rover.GetDirection());
}