* This implementation does nothing.
     *
     * @param responseData the response data to process
     */
    @Override
    public void process(final ResponseData responseData) {
        // do nothing
    }

        map.put("ダ", new String[] { "da" });
        map.put("ヂ", new String[] { "di" });
        map.put("ヅ", new String[] { "du" });
        map.put("デ", new String[] { "de" });
        map.put("ド", new String[] { "do" });

        map.put("バ", new String[] { "ba" });
        map.put("ビ", new String[] { "bi" });
        map.put("ブ", new String[] { "bu" });
        map.put("ベ", new String[] { "be" });

        assertNotNull(testConverter);
    }

    @Test
    public void testInit() throws IOException {
        // Test init method (should do nothing)
        converter.init();
        // No exception should be thrown
    }

    @Test
    public void testConvertWithNoLanguages() throws IOException {
        // Test convert with no languages specified

        @Override
        public int getMaxReadingNum() {
            return 5;
        }

        @Override
        public void init() throws IOException {
            // Do nothing
        }

        @Override
        public List<String> convert(String text, String field, String... langs) throws IOException {
            if (text == null || text.isEmpty()) {

            if (requestHeader.isValid()) {
                requestHeaderList.add(new BasicHeader(requestHeader.getName(), requestHeader.getValue()));
            }
        }

        // do not redirect
        requestConfigBuilder.setRedirectsEnabled(getInitParameter(REDIRECTS_ENABLED, redirectsEnabled, Boolean.class));

        // cookie
        if (cookieSpec != null) {