public void HasRoomAt_AfterCreated_ReturnsFalseForAll()
{
var falseForAll = Enumerable2D
.Range(_map.Width, _map.Height)
.All(p => !_map.HasRoomAt(p.x, p.y));
Assert.That(falseForAll);
}
public void AddOuterWalls_WhenOneRoom_SurroundedByWalls()
{
var room = _map.CreateRoomAt(0, 0);
_map.AddOuterWalls();
Assert.That(Enumerable2D.Range(room.Width, room.Height)
.All(p => !(p.x == 0 || p.y == 0 || p.x == room.Width - 1 || p.y == room.Height - 1) ||
room[p.x, p.y] == Cells.Wall));
}