public void Direction_IsPossibleDirectionShouldAllowEveryMonodirection()
{
//Arrange
DirectionEnum possibleMoves = DirectionEnum.Origin;
DirectionEnum down = DirectionEnum.Down,
up = DirectionEnum.Up,
right = DirectionEnum.Right,
left = DirectionEnum.Left;
//Act
var testDown = down.IsPossibleDirection(possibleMoves);
var testUp = up.IsPossibleDirection(possibleMoves);
var testRight = right.IsPossibleDirection(possibleMoves);
var testLeft = left.IsPossibleDirection(possibleMoves);
//Assert
Assert.True(testDown & testUp & testRight & testLeft);
}
public void Direction_PossibleDirectionsShouldNotAllowDiagonalMoveWhenOneDirectionIsBlocked()
{
//Arrange
DirectionEnum possibleMoves = (DirectionEnum.Down | DirectionEnum.Left | DirectionEnum.Right); //obstacle on up direction.
DirectionEnum down_left = (DirectionEnum.Down | DirectionEnum.Left),
up_right = (DirectionEnum.Up | DirectionEnum.Right),
down_right = (DirectionEnum.Down | DirectionEnum.Right),
up_left = (DirectionEnum.Up | DirectionEnum.Left);
//Act
var testDownLeft = down_left.IsPossibleDirection(possibleMoves);
var testUpRight = up_right.IsPossibleDirection(possibleMoves);
var testDownRight = down_right.IsPossibleDirection(possibleMoves);
var testUpLeft = up_left.IsPossibleDirection(possibleMoves);
//Assert
Assert.True(testDownLeft & testDownRight);
Assert.False(testUpRight | testUpLeft);
}
