| <!DOCTYPE html> |
| <title>Check that non-successful responses result in discarding the prerender</title> |
| <meta name="variant" content="?code=204"> |
| <meta name="variant" content="?code=205"> |
| <meta name="variant" content="?code=402"> |
| <meta name="variant" content="?code=404"> |
| <meta name="variant" content="?code=500"> |
| <meta name="variant" content="?code=503"> |
| <meta name="timeout" content="long"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/utils.js"></script> |
| <script src="/common/dispatcher/dispatcher.js"></script> |
| <script src="../resources/utils.js"></script> |
| <script src="resources/utils.js"></script> |
| |
| <body> |
| <script> |
| setup(() => assertSpeculationRulesIsSupported()); |
| |
| const params = new URLSearchParams(window.location.search); |
| |
| promise_test(async t => { |
| // Pass the `code` search param so that a prerendered page is served with the |
| // response code. |
| const {exec, tryToActivate} = |
| await create_prerendered_page(t, {'prerendering': params}); |
| |
| // Open new window with url to clear cache data through Clear-Site-Data header. |
| // Ensure that the cache is cleared before the navigation. |
| // |
| // This is a hack for Chromium that may trigger prefetch prior to prerender, |
| // and serve the same prefetched response multiple times (This is known as |
| // PrefetchReusable). This breaks the assumption of this test that the first |
| // prerender request fails for non-OK status code and then the next real |
| // navigation succeeds with 200. With the PrefetchReusable, the real |
| // navigation sees the prefetched error response and fails. |
| const gotMessage = new Promise(resolve => { |
| window.addEventListener('message', e => { |
| resolve(e.data); |
| }, { |
| once: true |
| }); |
| }); |
| window.open("/../../clear-site-data/support/clear-site-data-prefetchCache.py"); |
| await gotMessage; |
| |
| const result = await tryToActivate(); |
| assert_equals(result, 'discarded'); |
| },`Responses with code ${params.get('code')} should be discarded`); |
| </script> |
