| <!DOCTYPE html> |
| <!-- |
| Tests that focusing an element inside a cross origin iframe during prerendering |
| does not cancel the prerender and causes the parent frame to scroll, matching |
| same origin in process behavior. |
| --> |
| <title>Focus-triggered scroll in cross-origin iframe during prerendering</title> |
| <meta name="variant" content="?target_hint=_self"> |
| <meta name="variant" content="?target_hint=_blank"> |
| <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/get-host-info.sub.js"></script> |
| <script src="../resources/utils.js"></script> |
| <script src="resources/utils.js"></script> |
| |
| <body> |
| <script> |
| setup(() => assertSpeculationRulesIsSupported('prerender')); |
| |
| function runTest(originKey, label) { |
| promise_test(async t => { |
| const uid = token(); |
| const bc = new PrerenderChannel('test-channel', uid); |
| |
| const gotMessage = new Promise(resolve => { |
| bc.addEventListener('message', e => { |
| resolve(e.data); |
| }, {once: true}); |
| }); |
| |
| const origin = get_host_info()[originKey]; |
| const url = `resources/scroll-into-view-cross-origin-iframe.html?uid=${uid}&target_hint=${getTargetHint()}&iframe_origin=${encodeURIComponent(origin)}`; |
| window.open(url, '_blank', 'noopener'); |
| |
| const result = await gotMessage; |
| assert_equals(result.error, undefined, |
| 'Prerendered page should not report an error'); |
| assert_true(result.iframeLoadedDuringPrerendering, |
| 'Iframe should have loaded during prerendering'); |
| assert_true(result.prerenderActivated, |
| 'Page should have been activated from prerender (not cancelled by scroll)'); |
| assert_true(result.activeElementUpdated, |
| 'Active element has been updated'); |
| assert_false(result.hasFocus, |
| 'Iframe document should not have focus during prerendering'); |
| assert_greater_than(result.iframeScrollTop, 0, |
| 'Iframe should have scrolled internally during prerendering'); |
| |
| bc.close(); |
| new PrerenderChannel('close', uid).postMessage(''); |
| }, `Focusing an element in a ${label} iframe should scroll the parent during prerendering`); |
| } |
| |
| runTest('HTTPS_ORIGIN', 'same-origin'); |
| runTest('HTTPS_REMOTE_ORIGIN', 'cross-origin'); |
| runTest('HTTPS_NOTSAMESITE_ORIGIN', 'cross-site'); |
| </script> |
