@Test
public void testGettingMarkThatShouldBeEmptyInMiddleAndReturningAsAString() {
TicTacToeGUI board = new TicTacToeGUI();
board.setMark(0, 0);
board.setMark(2, 2);
assertEquals(" ", board.getMarkInString(1, 1));
}
@Test
public void testGettingMarkInBottomLeftAndReturningAsAString() {
TicTacToeGUI board = new TicTacToeGUI();
board.setMarkO(2, 0);
assertEquals("O", board.getMarkInString(2, 0));
}
@Test
public void testGettingMarkInTopLeftAndReturningAsAString() {
TicTacToeGUI board = new TicTacToeGUI();
board.setMark(0, 0);
assertEquals("X", board.getMarkInString(0, 0));
}