[TestCase(new int[] { 88, 88, 79, 79, 79, 88, 88, 79, 88 })] // Draw
public void AllCheckedPositions_NoWinCondition_ShouldReturn_DrawCondition(int[] drawConditionNumbers)
{
//Arrange
var expectedBoardState = 0; // Draw Condition / All input ('X' or 'O') checked positions
var expectedAllCheckedPositions = true;
//Act
//* ASCII 79 ==> 'O', ASCII 88 ==> 'X'
//Base case 3 x 3
// ---------------------------------------------
// TEST CASE 1
// 1 2 3 ====> X X O ====> Draw
// 4 5 6 O O X
// 7 8 9 X O X
// ---------------------------------------------
var boardState =
_ticTacToeService.CheckTicTacToeBoardState(drawConditionNumbers, _fixedNumberOfRowsAndColumns);
var allCheckedPositions = _ticTacToeService.CheckAllTicTacToePositionsChecked(drawConditionNumbers);
//Assert
Assert.AreEqual(expectedBoardState, boardState);
Assert.AreEqual(expectedAllCheckedPositions, allCheckedPositions);
}
private static void InitializeTicTacToe(int numberOfRowsAndColumns)
{
//Console message printing indicating the initialization of the board
Console.WriteLine("--------------------------------------------");
Console.WriteLine("Initial state of the board:");
//Get initial state of the tic-tac-toe board
var board = _ticTacToeService.GetTicTacToeBoard(numberOfRowsAndColumns);
//Print current tic-tac-toe board
_ticTacToeService.PrintCurrentTicTacToeBoard(board, numberOfRowsAndColumns);
Console.WriteLine();
Console.WriteLine();
//Loop that keeps track of selections by the player 1 and 2, state of the board, and validity of inputs.
do
{
//Check for draw
if (_ticTacToeService.CheckAllTicTacToePositionsChecked(board))
{
Console.WriteLine("It is a draw!!");
Console.WriteLine("--------------------------------------------");
break;
}
//Let user know which player is currently on turn
Console.WriteLine("Player 1: X and CPU: O");
Console.WriteLine("\n");
Console.WriteLine(player % 2 == 0 ? "CPU Chance" : "Player 1 Chance");
Console.WriteLine("\n");
bool isValid;
if (player % 2 == 0)
{
Console.WriteLine("CPU is thinking...");
Console.WriteLine();
choice = _ticTacToeRandomService.GenerateNextBestPossibleMove(board, numberOfRowsAndColumns);
Thread.Sleep(1000);
Console.WriteLine($"CPU has chosen {choice}...");
Thread.Sleep(1000);
Console.WriteLine();
isValid = true;
}
else
{
isValid = int.TryParse(Console.ReadLine(), out choice);
}
//Check valid input, if not valid, print error message and indicate user to enter valid input as presented
if (!isValid | _ticTacToeService.CheckTicTacToeValidInput(choice, numberOfRowsAndColumns))
{
_ticTacToeService.PrintTicTacToeInvalidInputMessage(board, numberOfRowsAndColumns);
continue;
}
//Check if input has already been entered/checked, if not, enter it, else, indicate user that selection has been entered already.
if (board[choice - 1] != 'X' && board[choice - 1] != 'O')
{
if (player % 2 == 0)
{
board[choice - 1] = 'O';
player++;
}
else
{
board[choice - 1] = 'X';
player++;
}
}
else
{
Console.WriteLine($"Sorry the position {choice} is already marked ");
Console.WriteLine("\n");
}
//Print current state of the board
_ticTacToeService.PrintCurrentTicTacToeBoard(board, numberOfRowsAndColumns);
Console.WriteLine();
Console.WriteLine();
//Keep looping until win condition is found or draw condition is found
} while (_ticTacToeService.CheckTicTacToeBoardState(board, numberOfRowsAndColumns) != 1);
Console.WriteLine();
//Win condition found print winner
if (_ticTacToeService.CheckTicTacToeBoardState(board, numberOfRowsAndColumns) == 1)
{
Console.WriteLine(player % 2 == 0 ? "Player 1 Wins!!" : "CPU Wins!!");
Console.WriteLine();
_ticTacToeService.PrintCurrentTicTacToeBoard(board, numberOfRowsAndColumns);
Console.WriteLine();
Console.WriteLine("--------------------------------------------");
}
//Indicate user to play again
//If player 1 wins, player 2 starts next game and viceversa, if a choice of replay game is entered.
//If game ends in draw, player to start is the one that did not go last in the last game, if a choice of replay is entered .
Console.WriteLine();
Console.WriteLine("Would you like to play again? (Y/N)");
Console.WriteLine();
var playAgainOption = Console.ReadLine();
if (playAgainOption?.ToLower() == "y")
{
Console.WriteLine();
InitializeTicTacToe(numberOfRowsAndColumns);
Console.WriteLine();
}
}