/** Case to test the chooseMove method */
  public void testChooseMove() {
    game.setComputerPlays();

    game.playMove(0);
    game.playMove(1);
    game.playMove(6);
    game.playMove(3);

    // Test if chooseMove chooses 4
    assertEquals(4, game.chooseMove());
  }
  /** Case to test the isAWin method */
  public void testIsAWin() {
    game.setComputerPlays();

    // Create a game where the computer wins
    game.playMove(0);
    game.playMove(3);
    game.playMove(2);
    game.playMove(1);
    game.playMove(4);
    game.playMove(6);
    game.playMove(8);

    // Testing isAWin() method and clear the board
    assertTrue(game.isAWin(TicTacToeGame.COMPUTER));
    assertFalse(game.isAWin(TicTacToeGame.HUMAN));
    game.clearBoard();
  }
  /** Case to test the isAWin method */
  public void testPositionValue() {
    game.setComputerPlays();

    // Create a game where the first player wins
    game.playMove(0);
    game.playMove(3);
    game.playMove(2);
    game.playMove(1);
    game.playMove(4);
    game.playMove(6);
    game.playMove(8);

    // Testing positionValue() method and clear the board
    assertEquals(game.COMPUTER_WIN, game.positionValue());
    game.clearBoard();
  }