| <!DOCTYPE html> |
| <head> |
| <meta charset="utf-8"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/get-host-info.sub.js"></script> |
| <script src="/common/utils.js"></script> |
| <script src="./resources/compression-dictionary-util.js"></script> |
| </head> |
| <body> |
| <script> |
| |
| async function addIframeWithLinkRelDictionaryHeader(dict_url) { |
| return new Promise((resolve) => { |
| const base_page_url = './resources/empty.html'; |
| const page_url = |
| base_page_url + `?pipe=header(link,<${dict_url}>; rel="dictionary")`; |
| const iframe = document.createElement('iframe'); |
| iframe.src = page_url; |
| iframe.addEventListener('load', () => { |
| resolve(iframe); |
| }); |
| document.body.appendChild(iframe); |
| }) |
| } |
| |
| compression_dictionary_promise_test(async (t) => { |
| const dict_token = token(); |
| const url = new URL( |
| `${kRegisterDictionaryPath}?save_header=${dict_token}`, location.href); |
| const iframe = await addIframeWithLinkRelDictionaryHeader(url.href); |
| t.add_cleanup(() => { |
| iframe.remove(); |
| }); |
| // Wait for a while to ensure that the dictionary is fetched. |
| await new Promise(resolve => window.requestIdleCallback(resolve)); |
| const headers = await waitUntilPreviousRequestHeaders(t, dict_token); |
| assert_true(headers !== undefined, 'Headers should be available'); |
| assert_equals(headers['sec-fetch-mode'], 'cors'); |
| // Wait until `available-dictionary` header is available. |
| assert_equals( |
| await waitUntilAvailableDictionaryHeader(t, {}), |
| kDefaultDictionaryHashBase64); |
| // Check if the data compressed using Brotli with the dictionary can be |
| // decompressed. |
| const data_url = `${kCompressedDataPath}?content_encoding=br-d`; |
| assert_equals(await (await fetch(data_url)).text(), kExpectedCompressedData); |
| }, 'Fetch same origin dictionary using link header'); |
| |
| </script> |
| </body> |