Sam Sneddon
5bbaff2951
Automatic update from web-platform-tests Speculation Rules prerender tests should check for support We're seeing timeouts on the STP bots, because spending over an hour timing out on speculation rules tests just eats into the timeout. -- wpt-commits: 9f7999f4b3dd412a338f3231228e64230d6a6531 wpt-pr: 59217
52 lines
2.0 KiB
HTML
52 lines
2.0 KiB
HTML
<!DOCTYPE html>
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<title>Check that non-successful responses result in discarding the prerender</title>
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<meta name="variant" content="?code=204">
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<meta name="variant" content="?code=205">
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<meta name="variant" content="?code=402">
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<meta name="variant" content="?code=404">
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<meta name="variant" content="?code=500">
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<meta name="variant" content="?code=503">
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<meta name="timeout" content="long">
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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="/common/utils.js"></script>
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<script src="/common/dispatcher/dispatcher.js"></script>
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<script src="../resources/utils.js"></script>
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<script src="resources/utils.js"></script>
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<body>
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<script>
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setup(() => assertSpeculationRulesIsSupported('prerender'));
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const params = new URLSearchParams(window.location.search);
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promise_test(async t => {
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// Pass the `code` search param so that a prerendered page is served with the
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// response code.
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const {exec, tryToActivate} =
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await create_prerendered_page(t, {'prerendering': params});
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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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//
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// This is a hack for Chromium that may trigger prefetch prior to prerender,
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// and serve the same prefetched response multiple times (This is known as
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// PrefetchReusable). This breaks the assumption of this test that the first
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// prerender request fails for non-OK status code and then the next real
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// navigation succeeds with 200. With the PrefetchReusable, the real
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// navigation sees the prefetched error response and fails.
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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("/../../clear-site-data/support/clear-site-data-prefetchCache.py");
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await gotMessage;
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const result = await tryToActivate();
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assert_equals(result, 'discarded');
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},`Responses with code ${params.get('code')} should be discarded`);
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</script>
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