public void ToStringProperlyGeneratesString()
{
Plane plane = new Plane();
plane.AddCell(new Cell(LifeStates.ALIVE, 0, 0));
plane.AddCell(new Cell(LifeStates.ALIVE, 1, 0));
Assert.AreEqual("....\n.**.\n....", plane.ToString());
}
public void AddingLiveCellIncreasesCellCountAndDeadCellCountProperly()
{
Plane plane = new Plane();
plane.AddCell(new Cell(LifeStates.ALIVE, 0, 0));
plane.AddCell(new Cell(LifeStates.ALIVE, 1, 0));
Assert.AreEqual(2, plane.LiveCellCount);
Assert.AreEqual(10, plane.SignificantDeadCellCount);
}
public void NextGenerationCorrectlyGeneratesNextGeneration()
{
Plane plane = new Plane();
plane.AddCell(new Cell(LifeStates.ALIVE, 0, 0));
plane.AddCell(new Cell(LifeStates.ALIVE, 1, 0));
Plane nextGen = plane.NextGeneration();
Assert.AreEqual(0, nextGen.LiveCellCount);
Assert.AreEqual(0, nextGen.SignificantDeadCellCount);
}
public Plane NextGeneration()
{
CalculateLiveNeighbors();
Plane nextGen = new Plane();
foreach (var cell in _liveCells.Where(x => x.SurvivesGeneration()))
{
nextGen.AddCell(cell);
}
foreach (var cell in _potentiallySignificantCells.Where(x => x.SpawnsInGeneration()))
{
nextGen.AddCell(new Cell(LifeStates.ALIVE, cell.X, cell.Y));
}
return nextGen;
}
public static int Main(string[] args)
{
string[] inputLines = File.ReadAllLines(args[0]);
Plane plane = new Plane();
for (int row = 0; row < inputLines.Length - 1; row++)
{
string line = inputLines[row].Trim('\n');
int column = 0;
foreach (var character in line)
{
plane.AddCell(character, column++, row);
}
}
int iterations = 1;
if (args.Length == 2)
{
iterations = int.Parse(args[1]);
}
for (int i = 0; i <= iterations; i++)
{
Console.WriteLine("{0}\n", plane);
plane = plane.NextGeneration();
}
return 0;
}