// Verify array element extraction
        assertTrue(content.contains("tags[0]"));
        assertTrue(content.contains("crawler"));
    }

    public void test_getText_null() {
        try {
            jsonExtractor.getText(null, null);
            fail();
        } catch (final CrawlerSystemException e) {
            // Expected
        }
    }

        assertEquals("Department", columns[3]);

        // Verify row count
        final String rowCount = extractData.getValues("row_count")[0];
        assertEquals("4", rowCount);
    }

    public void test_getText_null() {
        try {
            csvExtractor.getText(null, null);
            fail();
        } catch (final CrawlerSystemException e) {
            // Expected
        }
    }

        String content = extractData.getContent();
        CloseableUtil.closeQuietly(in);
        logger.info(content);
        assertTrue(content.contains("テスト"));
    }

    public void test_getText_null() {
        try {
            jodExtractor.getText(null, null);
            fail();
        } catch (CrawlerSystemException e) {
            // NOP
        }
    }