|  | <!DOCTYPE html> | 
|  | <html class=reftest-wait> | 
|  | <title>View transitions with web-animation API: full parsing of argument</title> | 
|  | <link rel="help" href="https://www.w3.org/TR/css-view-transitions-1/"> | 
|  | <link rel="match" href="web-animations-api-ref.html"> | 
|  | <meta name="fuzzy" content="maxDifference=0-2; totalPixels=0-500"> | 
|  | <meta name="variant" content="?first-pseudo=::view-transition-group( first)"> | 
|  | <meta name="variant" content="?first-pseudo=::view-transition-group(first)"> | 
|  | <meta name="variant" content="?first-pseudo=::view-transition-group( first"> | 
|  | <meta name="variant" content="?first-pseudo=::view-transition-group(      first )"> | 
|  | <meta name="variant" content="?first-pseudo=::view-transition-group(first )"> | 
|  | <meta name="variant" content="?first-pseudo=::view-transition-group(first"> | 
|  | <script src="/common/reftest-wait.js"> | 
|  | </script> | 
|  | <style> | 
|  | #first { | 
|  | background: blue; | 
|  | width: 100px; | 
|  | height: 100px; | 
|  | contain: paint; | 
|  | } | 
|  |  | 
|  | #second { | 
|  | background: green; | 
|  | width: 100px; | 
|  | height: 100px; | 
|  | contain: paint; | 
|  | } | 
|  |  | 
|  | /* Unset all animations since the test drives it using WA-API */ | 
|  | html::view-transition-group(*), | 
|  | html::view-transition-image-pair(*), | 
|  | html::view-transition-new(*), | 
|  | html::view-transition-old(*) { | 
|  | animation: unset; | 
|  | } | 
|  |  | 
|  | html::view-transition-group(root) { | 
|  | opacity: 0; | 
|  | } | 
|  | </style> | 
|  | <div id=first></div> | 
|  | <div id=second></div> | 
|  | <script> | 
|  | failIfNot(document.startViewTransition, "Missing document.startViewTransition"); | 
|  | const firstPseudo = new URL(location.href).searchParams.get("first-pseudo") ?? "::view-transition-group(first)"; | 
|  |  | 
|  | function setAnimation() { | 
|  | document.documentElement.animate({ transform: ['translate(100px)', 'translate(100px)'] }, { duration: 10000, pseudoElement: firstPseudo }); | 
|  | document.documentElement.animate({ transform: ['translate(150px)', 'translate(150px)'] }, { duration: 10000, pseudoElement: '::view-transition-group(second)' }); | 
|  | requestAnimationFrame(takeScreenshot); | 
|  | } | 
|  |  | 
|  | async function runTest() { | 
|  | first.style.viewTransitionName = "first"; | 
|  | document.startViewTransition(() => { | 
|  | first.style.viewTransitionName = ""; | 
|  | second.style.viewTransitionName = "second"; | 
|  | requestAnimationFrame(setAnimation); | 
|  | }); | 
|  | } | 
|  | onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest)); | 
|  | </script> |