| <!DOCTYPE html> |
| <head> |
| <meta charset="utf-8"> |
| <meta name="timeout" content="long"/> |
| <script src="./resources/compression-dictionary-util.sub.js"></script> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <link rel="help" href="https://github.com/whatwg/html/pull/11620"> |
| <link id="alreadyBrowsingContextConnected" rel="compression-dictionary" href="./resources/register-dictionary.py?alreadyBrowsingContextConnected"></link> |
| <script> |
| const dynamicallyConnected = document.createElement('link'); |
| dynamicallyConnected.rel = 'compression-dictionary'; |
| dynamicallyConnected.href = `${kRegisterDictionaryPath}?linkDynamicallyBrowsingContextConnected`; |
| </script> |
| <link id="hrefDynamicallySet" rel="compression-dictionary"></link> |
| <link id="hrefDynamicallyChanged" rel="compression-dictionary" href="./resources/register-dictionary.py?hrefDynamicallyChanged"></link> |
| <link id="relDynamicallySet" href="./resources/register-dictionary.py?relDynamicallySet"> |
| <body> |
| <script> |
| let fetchedDictionaries = []; |
| const observer = new PerformanceObserver((list) => { |
| list.getEntries().forEach(entry => { |
| const url = new URL(entry.name); |
| if (url.pathname == "/fetch/compression-dictionary/resources/register-dictionary.py") { |
| fetchedDictionaries.push(url.search); |
| } |
| }); |
| }); |
| observer.observe({ type: "resource", buffered: true}); |
| |
| compression_dictionary_promise_test(async t => { |
| // Initially fetched dictionaries. |
| let expectedEntries = [ |
| "?alreadyBrowsingContextConnected", |
| "?hrefDynamicallyChanged", |
| ]; |
| await t.step_wait(_ => fetchedDictionaries.length >= expectedEntries.length, "initially browsing-context connected <link> should trigger fetch", 5000); |
| assert_array_equals(fetchedDictionaries.toSorted(), expectedEntries, "dictionaries fetched for initially browsing-context connected <link>."); |
| fetchedDictionaries = []; |
| await new Promise(resolve => step_timeout(resolve, 1000)); |
| assert_equals(fetchedDictionaries.length, 0, "no more dictionary fetched."); |
| |
| // browsing-context connected change. |
| expectedEntries = [ |
| "?linkDynamicallyBrowsingContextConnected", |
| ]; |
| document.head.appendChild(dynamicallyConnected); |
| await t.step_wait(_ => fetchedDictionaries.length >= expectedEntries.length, "browsing-context connecting a link should trigger fetch", 5000); |
| assert_array_equals(fetchedDictionaries.toSorted(), expectedEntries, "dictionary fetched after <link> becomes browsing-context connected."); |
| fetchedDictionaries = []; |
| |
| // Dynamic changes to href. |
| expectedEntries = [ |
| "?hrefDynamicallyChangedBis", |
| "?hrefDynamicallySet", |
| ]; |
| hrefDynamicallySet.setAttribute("href", `${kRegisterDictionaryPath}?hrefDynamicallySet`); |
| hrefDynamicallyChanged.setAttribute("href", `${kRegisterDictionaryPath}?hrefDynamicallyChangedBis`); |
| await t.step_wait(_ => fetchedDictionaries.length >= expectedEntries.length, "modifying href should trigger fetch", 5000); |
| assert_array_equals(fetchedDictionaries.toSorted(), expectedEntries, "dictionaries fetched after dynamic changes to href attribute."); |
| fetchedDictionaries = []; |
| |
| // Dynamic change to rel. |
| expectedEntries = [ |
| "?relDynamicallySet", |
| ]; |
| relDynamicallySet.setAttribute("rel", "compression-dictionary"); |
| await t.step_wait(_ => fetchedDictionaries.length >= expectedEntries.length, "setting rel should trigger fetch", 5000); |
| assert_array_equals(fetchedDictionaries.toSorted(), expectedEntries, "dictionary fetched after setting the rel attribute."); |
| fetchedDictionaries = []; |
| }, "<link rel=compression-dictionary> are fetched after DOM operations."); |
| </script> |
| </body> |
