private static bool SomeLiveCellsAreWithinBounds(Universe universe)
{
var result = false;
universe.IterateLiveCells((coords, cellState) =>
{
if (GridCoordsAreWithinBounds(coords))
{
result = true;
}
});
return result;
}
private void AssertThatGridContainsExpectedLiveCellsAfterTick(Universe universe, Coords[] setOfExpectedCoords)
{
universe.Tick();
var coordsOfLiveCells = new List<Coords>();
universe.IterateLiveCells((coords, cellState) => coordsOfLiveCells.Add(coords));
Assert.That(setOfExpectedCoords, Is.Unique);
Assert.That(coordsOfLiveCells, Is.Unique);
Assert.That(coordsOfLiveCells.Count(), Is.EqualTo(setOfExpectedCoords.Count()), "Found the wrong number of live cells");
foreach (var expectedCoords in setOfExpectedCoords)
{
var match = coordsOfLiveCells.FirstOrDefault(coords => coords.Equals(expectedCoords));
var message = string.Format("Expected to find a live cell at ({0}, {1})", expectedCoords.X, expectedCoords.Y);
Assert.That(match, Is.Not.Null, message);
}
}