@Test
    public void allNeighboursUntouchedCreateBoard(){
        Board board = new Board(3);
        board.setCellBomb(2, 0, true);
        board.setCellBomb(2, 1, true);
        board.setCellBomb(2, 2, true);
        String output = board.look();
        String expected = "- - -" + "/n" +
                            "- - -" + "/n" +
                            "- - -" + "/n";
        assertEquals(expected, output);
    }