| <!DOCTYPE html> |
| <title>Same-origin prerendering can access cookies</title> |
| <meta name="timeout" content="long"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="resources/utils.js"></script> |
| <body> |
| <script> |
| |
| setup(() => assertSpeculationRulesIsSupported()); |
| |
| promise_test(async t => { |
| const bc = new BroadcastChannel('prerender-channel'); |
| |
| const gotMessage = new Promise(resolve => { |
| bc.addEventListener('message', e => { |
| resolve(e.data); |
| }, { |
| once: true |
| }); |
| }); |
| |
| const initiator_cookie = 'initiator_cookie=exist'; |
| const prerender_cookie = 'prerender_cookie=exist'; |
| |
| document.cookie = initiator_cookie; |
| |
| // Start prerendering a page that attempts to access cookies. |
| startPrerendering(`resources/cookies-access.html`); |
| const result = await gotMessage; |
| assert_equals( |
| result, initiator_cookie, |
| 'prerendering page should be able to read from document cookies.'); |
| assert_equals( |
| document.cookie, initiator_cookie + '; ' + prerender_cookie, |
| 'prerendering page should be able to write to document cookies'); |
| }, 'prerendering page should be able to access cookies'); |
| |
| </script> |
| </body> |
