91 lines
3.4 KiB
HTML
91 lines
3.4 KiB
HTML
<!DOCTYPE html>
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<!--
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This file is marked as "tentative" until:
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* The feature flag ClearSiteDataPrefetchPrerenderCache is enabled and
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https://github.com/WICG/nav-speculation/issues/357 is added to the specification.
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-->
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<title>clear-site-data-cache cancels prerenders</title>
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<meta name="timeout" content="long">
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<body>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/speculation-rules/resources/utils.js"></script>
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<script src="/speculation-rules/prerender/resources/utils.js"></script>
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<script src="/common/utils.js"></script>
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<script src="/common/get-host-info.sub.js"></script>
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<script src="/common/dispatcher/dispatcher.js"></script>
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<script src="/html/browsers/browsing-the-web/remote-context-helper/resources/remote-context-helper.js"></script>
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<script>
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setup(() => assertSpeculationRulesIsSupported());
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// Test that Clear-Site-Data header value "prerenderCache" clears prerender cache
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promise_test(async t => {
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const rcHelper = new RemoteContextHelper();
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const referrerRC = await rcHelper.addWindow({
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origin: 'HTTPS_ORIGIN'
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}, {
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features: 'noopener'
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});
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const prerenderedRC = await addPrerenderRC(referrerRC, {
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origin: 'HTTPS_ORIGIN'
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});
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const sameOrigin = get_host_info().HTTPS_ORIGIN;
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// Open new window with url to clear cache data through Clear-Site-Data header.
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// Ensure that the cache is cleared before the navigation.
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const gotMessage = new Promise(resolve => {
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window.addEventListener('message', e => {
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resolve(e.data);
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}, {
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once: true
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});
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});
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window.open(sameOrigin + "/../../clear-site-data/support/clear-site-data-prerenderCache.py");
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await gotMessage;
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// Because Clear-Site-Data response header is sent, the existing prerender
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// is expected to be canceled.
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// And the navigation is expected to create another page instead of activation.
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referrerRC.navigateTo(prerenderedRC.url);
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assert_equals(await getActivationStart(prerenderedRC), 0);
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}, "clear-site-data prerenderCache headers should prevent it from being activated");
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// Test that Clear-Site-Data header value "cache" clears prerender cache
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promise_test(async t => {
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const rcHelper = new RemoteContextHelper();
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const referrerRC = await rcHelper.addWindow({
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origin: 'HTTPS_ORIGIN'
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}, {
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features: 'noopener'
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});
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const prerenderedRC = await addPrerenderRC(referrerRC, {
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origin: 'HTTPS_ORIGIN'
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});
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const sameOrigin = get_host_info().HTTPS_ORIGIN;
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// Open new window with url to clear cache data through Clear-Site-Data header.
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// Ensure that the cache is cleared before the navigation.
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const gotMessage = new Promise(resolve => {
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window.addEventListener('message', e => {
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resolve(e.data);
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}, {
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once: true
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});
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});
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let cache_helper = "cache_helper=" + self.crypto.randomUUID() + "&";
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window.open(sameOrigin + "/../../clear-site-data/support/clear-site-data-cache.py?" + cache_helper + "response=single_html&cache&clear_first=all");
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await gotMessage;
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// Because Clear-Site-Data response header is sent, the existing prerender
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// is expected to be canceled.
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// And the navigation is expected to create another page instead of activation.
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referrerRC.navigateTo(prerenderedRC.url);
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assert_equals(await getActivationStart(prerenderedRC), 0);
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}, "clear-site-data cache headers should prevent it from being activated");
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</script>
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</body>
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</html>
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