public void ShouldRevealAllNonMineAdjacentCells_WhenRevealCellWithNoAdjacentMine()
{
var mineCountState = new List <int>
{
0, 0, 0, 0,
1, 1, 1, 0,
1, 0, 1, 0,
1, 1, 1, 0
};
var gameBoard = SetupGameBoardWithMineCounts(mineCountState);
var playCoordinate = new Coordinate(1, 1); // coordinate of a cell with no adjacent mine
var revealCommand = new RevealCommand(playCoordinate);
revealCommand.Execute(gameBoard);
var result = gameBoard.BoardState.Select(c => c.CellState);
var expectedBoardState = new List <CellState>
{
CellState.Revealed, CellState.Revealed, CellState.Revealed, CellState.Revealed,
CellState.Revealed, CellState.Revealed, CellState.Revealed, CellState.Revealed,
CellState.Unrevealed, CellState.Unrevealed, CellState.Revealed, CellState.Revealed,
CellState.Unrevealed, CellState.Unrevealed, CellState.Revealed, CellState.Revealed,
};
Assert.Equal(expectedBoardState, result);
}
public void ShouldSetSelectedCellStateToRevealed_WhenExecuted()
{
var revealCoordinate = new Coordinate(1, 1);
var revealCommand = new RevealCommand(revealCoordinate);
var gameBoard = new GameBoard(5, 5);
revealCommand.Execute(gameBoard);
var result = gameBoard.GetCell(revealCoordinate).CellState;
Assert.Equal(CellState.Revealed, result);
}
public void ShouldThrowInvalidMoveException_WhenExecuteOnAlreadyRevealedCell()
{
var revealCoordinate = new Coordinate(1, 1);
var revealCommand = new RevealCommand(revealCoordinate);
// set Cell cellState to 'Revealed' before the reveal command is executed
var gameBoard = new GameBoard(5, 5);
gameBoard.GetCell(revealCoordinate).CellState = CellState.Revealed;
Assert.Throws <InvalidMoveException>(() => revealCommand.Execute(gameBoard));
}
public List<Square> Update(RevealCommand command, PlayerState player)
{
var square = _squares[command.Index];
var changed = new List<Square>();
if (square.Revealed || square.Flagged)
{
}
else if (square.Mined)
{
player.Dead = true;
square.Revealed = true;
changed.Add(square);
}
else
{
int y = command.Index / width;
int x = command.Index % width;
var revealed = Reveal(x, y);
changed.AddRange(revealed);
}
return changed;
}