public void GivenExistingBoard_WhereGameIsWon_ReturnsTrue()
{
// Arrange
Board board = new TicTacToe.Board(new char[][]
{
new char[] { 'X', '.', 'O' },
new char[] { 'X', 'O', '.' },
new char[] { 'X', '.', '.' }
});
// Act
var result = board.CheckBoardStatus('X');
// Assert
Assert.True(result);
}