| <!DOCTYPE html> |
| |
| <html> |
| |
| <title>Transitions: Transition in <iframe> on page with empty rAF finishes</title> |
| <link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/"> |
| <link rel="author" href="mailto:mrobinson@igalia.com"> |
| <link rel="author" href="mailto:obrufau@igalia.com"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/rendering-utils.js"></script> |
| |
| <style> |
| #iframe { |
| width: 100px; |
| height: 100px; |
| border: none; |
| } |
| </style> |
| |
| <script> |
| let rAFId = null; |
| function triggerNeverEndingUselessRAF() { |
| rAFId = requestAnimationFrame(triggerNeverEndingUselessRAF); |
| } |
| |
| promise_test(async t => { |
| await waitForAtLeastOneFrame(); |
| await waitForAtLeastOneFrame(); |
| |
| let iframe = document.createElement("iframe"); |
| iframe.id = "iframe"; |
| iframe.src = "support/transition-in-iframe-001-iframe.html" |
| iframe.sandbox = "allow-scripts"; |
| |
| iframe.addEventListener("load", async () => { |
| await waitForAtLeastOneFrame(); |
| await waitForAtLeastOneFrame(); |
| iframe.contentWindow.postMessage("loaded", "*"); |
| }); |
| |
| triggerNeverEndingUselessRAF(); |
| document.body.appendChild(iframe); |
| |
| await new Promise(resolve => { |
| window.addEventListener("message", () => { |
| cancelAnimationFrame(rAFId); |
| resolve(); |
| }); |
| }); |
| }); |
| </script> |
| |
| </html> |
