    @Test
    public void convert() throws Exception {

        String path = "C:\\github\\ascii_generate\\app\\src\\test\\java\\com\\duy\\ascii\\art\\bigtext\\out.txt";
        PrintStream stream = new PrintStream(new FileOutputStream(path));
        for (int i = 0; i < mBigFontGenerator.getSize(); i++) {
            String convert = mBigFontGenerator.convert("hello", i);
            stream.println(convert);
            System.out.println(convert);
        }
        stream.flush();
        stream.close();
    }