data.setUrl(url);
        assertEquals(url, data.getUrl());

        data.setUrl(null);
        assertNull(data.getUrl());
    }

    public void test_httpStatusCodeGetterSetter() {
        // Test HTTP status code getter/setter
        ResponseData data = new ResponseData();

        data.setHttpStatusCode(200);
        assertEquals(200, data.getHttpStatusCode());

        data.setHttpStatusCode(404);

        // Test URL getter/setter
        UrlQueueImpl<Long> queue = new UrlQueueImpl<>();

        String url = "https://example.com/path";
        queue.setUrl(url);
        assertEquals(url, queue.getUrl());

        queue.setUrl(null);
        assertNull(queue.getUrl());
    }

    public void test_metaDataGetterSetter() {
        // Test metadata getter/setter
        UrlQueueImpl<Long> queue = new UrlQueueImpl<>();

    public void test_idGetterSetter() {
        // Test ID getter/setter
        AccessResultImpl<Long> result = new AccessResultImpl<>();

        result.setId(123L);
        assertEquals(Long.valueOf(123L), result.getId());

        result.setId(null);
        assertNull(result.getId());
    }

    public void test_sessionIdGetterSetter() {
        // Test session ID getter/setter

        // Test URL getter/setter
        RequestData data = new RequestData();

        String url = "https://example.com/path";
        data.setUrl(url);
        assertEquals(url, data.getUrl());

        String url2 = "http://test.org/";
        data.setUrl(url2);
        assertEquals(url2, data.getUrl());

        data.setUrl(null);
        assertNull(data.getUrl());
    }

                && isValidCanonicalUrl(responseData.getUrl(), canonicalUrl)) {
            final Set<RequestData> childUrlSet = new HashSet<>();
            childUrlSet.add(RequestDataBuilder.newRequestData().get().url(canonicalUrl).build());
            logger.info("Canonical URL redirect: from={}, to={}", responseData.getUrl(), canonicalUrl);

            if (arMap.containsKey(accessResult.getUrl())) {
                throw new CrawlerSystemException(
                        "AccessResult for URL '" + accessResult.getUrl() + "' already exists. Duplicate URLs are not allowed.");
            }
            arMap.put(accessResult.getUrl(), accessResult);
        }

    }

    /**

        // Verify all ResponseData objects are unchanged
        assertEquals("https://example.com/page1", responseData1.getUrl());
        assertEquals("https://example.com/page2", responseData2.getUrl());
        assertEquals("https://example.com/page3", responseData3.getUrl());
    }

    public void test_processDoesNotModifyResponseData() {
        // Test that process does not modify ResponseData

        } else if (e.isInfoEnabled()) {
            logger.info(e.getMessage());
        } else if (e.isWarnEnabled()) {
            logger.warn("Crawling access exception at url: {}", urlQueue.getUrl(), e);
        } else if (e.isErrorEnabled()) {
            logger.error("Crawling access exception at url: {}", urlQueue.getUrl(), e);
        }
    }

    /**

            assertEquals("application/octet-stream", responseData.getMimeType());
            assertNull(responseData.getResponseBody());
            assertNull(responseData.getMetaDataMap().get("label"));
        }
        try (final ResponseData responseData = s3Client.doHead("s3://fess/dir1/dir2/file3.txt")) {
            assertEquals("s3://fess/dir1/dir2/file3.txt", responseData.getUrl());

        assertEquals(data1.getMethod(), data2.getMethod());
        assertEquals(data1.getUrl(), data2.getUrl());
        assertEquals(data1.getWeight(), data2.getWeight(), 0.001f);

        assertEquals(data2.getMethod(), data3.getMethod());
        assertEquals(data2.getUrl(), data3.getUrl());
        assertEquals(data2.getWeight(), data3.getWeight(), 0.001f);
    }