public void ShouldMoveLeft()
{
var mower = new Mower(0, 0, 0);
mower.MoveLeft();
Assert.That(mower.Direction, Is.EqualTo(3));
mower.MoveLeft();
Assert.That(mower.Direction, Is.EqualTo(2));
mower.MoveLeft();
Assert.That(mower.Direction, Is.EqualTo(1));
mower.MoveLeft();
Assert.That(mower.Direction, Is.EqualTo(0));
}
/// <summary>
/// Run commands
/// </summary>
/// <param name="mower"></param>
/// <param name="commands"></param>
internal static void RunCommand(this Mower mower, string commands)
{
var moves = commands.Trim().ToLower().ToCharArray();
foreach (var command in moves)
{
if (command.Equals('l'))
{
mower.MoveLeft();
}
else if (command.Equals('r'))
{
mower.MoveRight();
}
else if (command.Equals('m'))
{
mower.MoveForward();
}
}
}