public void ConnectivityTest()
{
const int height = 3;
const int width = 4;
var labyrinth = new Labyrinth(height, width);
for (var i = 0; i < height; i++)
{
for (var j = 0; j < width; j++)
{
var connectedCells = GetConnectedCells(height, width, labyrinth, new Tuple <int, int>(i, j));
foreach (var connectedCell in connectedCells)
{
Assert.IsTrue(labyrinth.AreConnected(i, j, connectedCell.Item1, connectedCell.Item2));
}
}
}
Assert.IsFalse(labyrinth.AreConnected(-1, -1, 1, 1));
Assert.IsFalse(labyrinth.AreConnected(1, 1, -1, -1));
}
private HashSet <Tuple <int, int> > GetConnectedCells(int height, int width, Labyrinth labyrinth, Tuple <int, int> cell)
{
var connectedCells = new HashSet <Tuple <int, int> >();
for (var i = 0; i < height; i++)
{
for (var j = 0; j < width; j++)
{
if (labyrinth.AreConnected(i, j, cell.Item1, cell.Item2))
{
connectedCells.Add(new Tuple <int, int>(i, j));
}
}
}
return(connectedCells);
}