key = "application/x-lharc";
        assertTrue(extractorFactory.getExtractor(key) instanceof LhaExtractor);

    }

    public void test_builder() {
        assertEquals("test", extractorFactory.builder(new ByteArrayInputStream("test".getBytes()), null).extract().getContent());
        assertEquals("test",

            final JsonNode rootNode = objectMapper.readTree(in);
            final StringBuilder textBuilder = new StringBuilder();
            final Map<String, List<String>> metadataMap = new LinkedHashMap<>();

            extractContent(rootNode, "", textBuilder, metadataMap, 0);

            final ExtractData extractData = new ExtractData(textBuilder.toString().trim());

            if (extractMetadata) {

                    if (StringUtil.isNotBlank(row[i])) {
                        textBuilder.append(headers[i]).append(headerValueSeparator).append(row[i]).append(fieldSeparator);
                    }
                }
                textBuilder.append(lineSeparator);
            } else {
                // No headers, just concatenate values
                textBuilder.append(String.join(fieldSeparator, row)).append(lineSeparator);
            }