public void PeekInsideBounds()
{
AsciiMapBoard mapBoard = new AsciiMapBoard(new char[3, 3] {
{ ' ', '1', ' ' },
{ ' ', '@', '3' },
{ ' ', 'a', ' ' }
}, 3, 3, 1, 1);
var element = mapBoard.PeekElement(MoveDirection.Up);
Assert.NotNull(element);
Assert.Equal('1', element);
element = mapBoard.PeekElement(MoveDirection.Left);
Assert.NotNull(element);
Assert.Equal(' ', element);
element = mapBoard.PeekElement(MoveDirection.Right);
Assert.NotNull(element);
Assert.Equal('3', element);
element = mapBoard.PeekElement(MoveDirection.Down);
Assert.NotNull(element);
Assert.Equal('a', element);
}
public void PeekOutsideOfBounds()
{
AsciiMapBoard mapBoard = new AsciiMapBoard(new char[1, 1] {
{ '@' }
}, 1, 1, 0, 0);
Assert.Null(mapBoard.PeekElement(MoveDirection.Down));
Assert.Null(mapBoard.PeekElement(MoveDirection.Left));
Assert.Null(mapBoard.PeekElement(MoveDirection.Up));
Assert.Null(mapBoard.PeekElement(MoveDirection.Right));
}