| <!DOCTYPE html> |
| <head> |
| <!-- Following CSP directive allows this URL to prefetch itself. --> |
| <meta |
| http-equiv="Content-Security-Policy" |
| content="prefetch-src http://{{host}}:{{ports[http][0]}}/speculation-rules/prerender/resources/csp-prefetch-src-allow.sub.html"> |
| </head> |
| <script src="/common/utils.js"></script> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="utils.js"></script> |
| <script> |
| |
| const params = new URLSearchParams(location.search); |
| |
| // Take a key used for storing a test result in the server. |
| const key = params.get('key'); |
| |
| // The main test page (restriction-csp-prefetch-src.html in the parent |
| // directory) will load this page only with the "key" parameter. This page will |
| // then try prerendering itself with the "run-test" parameter. When "run-test" |
| // is in the URL we'll actually start the test process and record the results to |
| // send back to the main test page. We do this because the main test page cannot |
| // navigate itself but it also cannot open a popup to a prerendered browsing |
| // context so the prerender triggering and activation must both happen in this |
| // popup. |
| const run_test = params.has('run-test'); |
| if (!run_test) { |
| // Generate a new stash key so we can communicate with the prerendered page |
| // about when to close the popup. |
| const done_key = token(); |
| const url = new URL(document.URL); |
| url.searchParams.append('run-test', ''); |
| url.searchParams.append('done-key', done_key); |
| startPrerendering(url.toString()); |
| |
| // Wait until the prerendered page signals us it's ready to close. |
| nextValueFromServer(done_key).then(() => { |
| window.close(); |
| }); |
| } else { |
| // Tell the harness the initial document.prerendering value. |
| writeValueToServer(key, document.prerendering); |
| |
| // Tell the prerendering initiating page test being finished. |
| const done_key = params.get('done-key'); |
| writeValueToServer(done_key, "done"); |
| } |
| |
| </script> |
