| <!DOCTYPE html> |
| <!-- |
| Tests for cross-origin iframes due to sandbox flags is deferred properly. |
| |
| This file cannot be upstreamed to WPT until: |
| * The specification describes the loading of cross-origin iframes. The test |
| expects that they are not loaded during prerendering. |
| --> |
| <title>Load a prerendered iframe with sandbox attributes</title> |
| <meta name="timeout" content="long"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/get-host-info.sub.js"></script> |
| <script src="/common/utils.js"></script> |
| <script src="../resources/utils.js"></script> |
| <script src="resources/utils.js"></script> |
| |
| <body> |
| <script> |
| setup(() => assertSpeculationRulesIsSupported()); |
| |
| promise_test(async t => { |
| const uid = token(); |
| const bc = new PrerenderChannel('test-channel', uid); |
| const messageQueue = new BroadcastMessageQueue(bc); |
| t.add_cleanup(_ => bc.close()); |
| |
| const url = `resources/sandbox-iframe.html?uid=${uid}`; |
| window.open(url, '_blank', 'noopener'); |
| |
| const result = await messageQueue.nextMessage(); |
| const expected = [ |
| { |
| event: 'started waiting iframe loaded', |
| prerendering: true |
| }, |
| { |
| event: 'prerendering change', |
| prerendering: false |
| }, |
| { |
| event: 'finished waiting iframe loaded', |
| prerendering: false |
| }, |
| ]; |
| assert_equals(result.length, expected.length); |
| for (let i = 0; i < result.length; i++) { |
| assert_equals(result[i].event, expected[i].event, `event[${i}]`); |
| assert_equals(result[i].prerendering, expected[i].prerendering, |
| `prerendering[${i}]`); |
| } |
| |
| // Send a close signal to PrerenderEventCollector on the prerendered page. |
| new PrerenderChannel('close', uid).postMessage(''); |
| }, `same-origin sandbox iframes should not load until activation`); |
| </script> |
