public void Universe_Contains_Succeeds(int x, int y, bool result)
{
var universe = new Universe();
universe.Add(42, 1337);
universe.Contains(x, y).Should().Be(result);
}
public void produce_a_next_generation()
{
var cell = Substitute.For <Cell>(true);
var nextGenerationCell = Substitute.For <Cell>(true);
cell.ToNextGeneration().Returns(nextGenerationCell);
var cells = new Dictionary <int, Cell> {
{ 0, cell }
};
Universe universe = new Universe(cells);
Universe nextUniverse = universe.NextGeneration();
Assert.True(nextUniverse.Contains(nextGenerationCell));
}
