public void Rover_Starts_With_Initial_Starting_Point()
{
var expectedPoint = Tuple.Create(0, 0);
var sut = new Rover();
Assert.Equal(sut.Point(), expectedPoint);
}
public void Rover_Implements_Command_To_Move_Backward()
{
var backwardCommand = new[] { 'b' };
var expectedPoint = Tuple.Create(0, -1);
var sut = new Rover();
sut.AddCommands(backwardCommand);
sut.executeCommands();
Assert.Equal(sut.Point(), expectedPoint);
}