public void NextDirection_ShouldReturnCorrectDirection(DirectionEnum currentEnum, MoveBehaviorEnum moveBehavior, DirectionEnum expected)
{
//Arrange & Act
var actualDirection = currentEnum.NextDirection(moveBehavior);
//Assert
Assert.Equal(expected, actualDirection);
}
public Position Move(MoveBehaviorEnum currentBehavior, DirectionEnum currentDirection, Point currentPosition)
{
var nextPosition = currentPosition;
var nextDirection = currentDirection.NextDirection(currentBehavior);
if (currentBehavior == MoveBehaviorEnum.Move)
{
switch (nextDirection)
{
case DirectionEnum.East:
nextPosition.Y = currentPosition.Y + 1;
break;
case DirectionEnum.West:
nextPosition.Y = currentPosition.Y - 1;
break;
case DirectionEnum.North:
nextPosition.X = currentPosition.X - 1;
break;
case DirectionEnum.South:
nextPosition.X = currentPosition.X + 1;
break;
default:
throw new ArgumentOutOfRangeException();
}
}
// Check boundary of boarsize
if (nextPosition.X < 0)
{
nextPosition.X = 0;
}
else if (nextPosition.X > _gameSetting.BoardSize.Height - 1)
{
nextPosition.X = _gameSetting.BoardSize.Height - 1;
}
if (nextPosition.Y < 0)
{
nextPosition.Y = 0;
}
else if (nextPosition.Y > _gameSetting.BoardSize.Width - 1)
{
nextPosition.Y = _gameSetting.BoardSize.Width - 1;
}
return(new Position {
Direction = nextDirection, CurrentPosition = nextPosition
});
}
