public void WhenEmptyFieldNothingHappen()
{
var universeParams = new UniverseParamsBuilder().Build();
var universe = new Universe(universeParams);
universe.NextGeneration();
universe.TrackCells.ShouldBeEmpty();
}
public void DestroyCellWhenMoreThanThreeNeighbors()
{
/*
* 0 0 0 0 0
* 0 0 1 0 0
* 0 1 0 1 0
* 0 0 1 0 0
* 0 0 0 0 0
*/
var universeParams = new UniverseParamsBuilder()
.WithCell(new Cell
{
Position = new CellPosition(2, 1),
State = CellState.Populated
})
.WithCell(new Cell
{
Position = new CellPosition(2, 3),
State = CellState.Populated
})
.WithCell(new Cell
{
Position = new CellPosition(1, 2),
State = CellState.Populated
})
.WithCell(new Cell
{
Position = new CellPosition(3, 2),
State = CellState.Populated
})
.WithCell(new Cell
{
Position = new CellPosition(2, 2),
State = CellState.Populated
})
.Build();
var universe = new Universe(universeParams);
universe.Field[2][2].State.ShouldBe(CellState.Populated);
universe.NextGeneration();
universe.Field[2][2].State.ShouldBe(CellState.Unpopulated);
}
public void BlockNeverDie()
{
/*
* 0 0 0 0
* 0 1 1 0
* 0 1 1 0
* 0 0 0 0
*/
var universeParams = new UniverseParamsBuilder()
.WithCell(new Cell
{
Position = new CellPosition(1, 1),
State = CellState.Populated
})
.WithCell(new Cell
{
Position = new CellPosition(1, 2),
State = CellState.Populated
})
.WithCell(new Cell
{
Position = new CellPosition(2, 1),
State = CellState.Populated
})
.WithCell(new Cell
{
Position = new CellPosition(2, 2),
State = CellState.Populated
})
.Build();
var universe = new Universe(universeParams);
universe.TrackCells.ShouldBeEmpty();
universe.TrackCells.Count.ShouldBe(0);
universe.NextGeneration();
universe.TrackCells.ShouldBeEmpty();
universe.TrackCells.Count.ShouldBe(0);
}
public void PopulateNewCellWhenThreeNeighbors()
{
/*
* 0 0 0 0
* 0 1 1 0
* 0 1 0 0
* 0 0 0 0
*/
var universeParams = new UniverseParamsBuilder()
.WithCell(new Cell
{
Position = new CellPosition(1, 1),
State = CellState.Populated
})
.WithCell(new Cell
{
Position = new CellPosition(1, 2),
State = CellState.Populated
})
.WithCell(new Cell
{
Position = new CellPosition(2, 1),
State = CellState.Populated
})
.Build();
var universe = new Universe(universeParams);
universe.TrackCells.ShouldNotBeEmpty();
universe.TrackCells.Count.ShouldBe(8);
universe.NextGeneration();
universe.TrackCells.ShouldBeEmpty();
universe.TrackCells.Count.ShouldBe(0);
}
public void LonelyCellWillBeRemove()
{
/*
* 0 0 0 0
* 0 1 0 0
* 0 0 0 0
* 0 0 0 0
*/
var universeParams = new UniverseParamsBuilder()
.WithCell(new Cell
{
Position = new CellPosition(1, 1),
State = CellState.Populated
})
.Build();
var universe = new Universe(universeParams);
universe.TrackCells.ShouldNotBeEmpty();
universe.TrackCells.Count.ShouldBe(8);
universe.NextGeneration();
universe.TrackCells.ShouldBeEmpty();
}