public void TestFindDirectWinningPossibilities_MultiplePossibilties()
{
//setup the initial condition
var player1 = new Object();
var player2 = new Object();
Board board = new Board();
board[1][0].OwningPlayer = player2;
board[1][1].OwningPlayer = player2;
board[1][2].OwningPlayer = player1;
board[2][0].OwningPlayer = player2;
board[2][1].OwningPlayer = player2;
board[2][2].OwningPlayer = player1;
board[3][0].OwningPlayer = player1;
board[3][1].OwningPlayer = player1;
board[3][2].OwningPlayer = player1;
board[4][0].OwningPlayer = player1;
board[4][1].OwningPlayer = player1;
var winningPossibilites = AIHelper.FindDirectWinningPossibilities(board, player1);
Assert.AreEqual(board[1][3], winningPossibilites[0]); //negative diagonal
Assert.AreEqual(board[3][3], winningPossibilites[1]); //there's a vertical here as well
Assert.AreEqual(board[4][2], winningPossibilites[2]); //horizontal across the middle
Assert.AreEqual(3, winningPossibilites.Count);
}
public void TestFindDirectWinningPossibilities_OnHorizontalAtMiddleRaised()
{
//setup the initial condition
var player1 = new Object();
var player2 = new Object();
Board board = new Board();
board[1][0].OwningPlayer = player2;
board[1][1].OwningPlayer = player2;
board[1][2].OwningPlayer = player1;
board[2][0].OwningPlayer = player2;
board[2][1].OwningPlayer = player2;
board[2][2].OwningPlayer = player1;
board[3][0].OwningPlayer = player2;
board[3][1].OwningPlayer = player2;
board[3][2].OwningPlayer = player1;
board[4][0].OwningPlayer = player2;
board[4][1].OwningPlayer = player2;
var winningPossibilites = AIHelper.FindDirectWinningPossibilities(board, player1);
Assert.AreEqual(1, winningPossibilites.Count);
Assert.AreEqual(board[4][2], winningPossibilites[0]); //horizontal across the middle
}
public void TestFindDirectWinningPossibilities_OnVertical()
{
//setup the initial condition
var player1 = new Object();
var player2 = new Object();
Board board = new Board();
board[4][0].OwningPlayer = player1;
board[4][1].OwningPlayer = player1;
board[4][2].OwningPlayer = player1;
var winningPossibilites = AIHelper.FindDirectWinningPossibilities(board, player1);
Assert.AreEqual(1, winningPossibilites.Count);
Assert.AreEqual(board[4][3], winningPossibilites[0]);
}
public void TestFindDirectWinningPossibilities_OnDiagonal()
{
//setup the initial condition
var player1 = new Object();
var player2 = new Object();
Board board = new Board();
board[2][0].OwningPlayer = player2;
board[2][1].OwningPlayer = player1;
board[3][0].OwningPlayer = player2;
board[3][1].OwningPlayer = player2;
board[3][2].OwningPlayer = player1;
board[4][0].OwningPlayer = player2;
board[4][1].OwningPlayer = player2;
board[4][2].OwningPlayer = player2;
board[4][3].OwningPlayer = player1;
var winningPossibilites = AIHelper.FindDirectWinningPossibilities(board, player1);
Assert.AreEqual(1, winningPossibilites.Count);
Assert.AreEqual(board[1][0], winningPossibilites[0]);
//Note that 5,4 wsn't a possibility, because there are no tiles underneath it. If
//we put them in it should be though
board[5][0].OwningPlayer = player1;
board[5][1].OwningPlayer = player2;
board[5][2].OwningPlayer = player2;
board[5][3].OwningPlayer = player1;
winningPossibilites = AIHelper.FindDirectWinningPossibilities(board, player1);
Assert.AreEqual(2, winningPossibilites.Count);
Assert.AreEqual(board[1][0], winningPossibilites[0]);
Assert.AreEqual(board[5][4], winningPossibilites[1]);
}
