public void ShouldUpdateAllCells()
{
Universe universe = new Universe(CellGridFactory.FromCellStateArray(
new CellState[, ]
{
{ X, X, X, O },
{ O, X, O, O },
{ X, O, X, X },
{ O, O, X, X }
}));
CellState[,] expected =
new CellState[, ]
{
{ X, X, X, O },
{ O, O, O, X },
{ O, O, O, X },
{ O, X, X, X }
};
universe.Update();
CellState[,] actual = universe.GetState();
Assert.Equal(expected, actual);
}
public void ShouldUpdateItsState()
{
Universe universe = new Universe(CellGridFactory.FromCellStateArray(new CellState[, ] {
{ X }
}));
universe.Update();
CellState[,] actual = universe.GetState();
Assert.Equal(new CellState[, ] {
{ O }
}, actual);
}
public void ShouldStoreItsInitialState()
{
CellState[,] original = new CellState[, ] {
{ X, O, X },
{ O, O, X },
{ X, O, X }
};
Universe universe = new Universe(CellGridFactory.FromCellStateArray(original));
CellState[,] actual = universe.GetState();
Assert.Equal(original, actual);
}
public void ShouldReturnArrayOfCellsWithSameCellStates(CellState[,] initial, Cell[,] expected)
{
Cell[,] result = CellGridFactory.FromCellStateArray(initial);
Assert.Equal(expected, result);
}
public void ShouldThrowArgumentNullExceptionWhenNullIsPassed()
{
Action action = () => CellGridFactory.FromCellStateArray(null);
Assert.Throws <ArgumentNullException>(action);
}
