animation-delay-008.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-animations/animation-delay-008.html - WPT Dashboard Interop Dashboard

<!doctype html>

<html class="reftest-wait">

<meta charset="utf-8">

<title>CSS Animations Test: animation-delay - liveness</title>

<link rel="author" title="Brian Birtles" href="mailto:bbirtles@mozilla.com">

<link rel="help" href="https://drafts.csswg.org/css-animations-1/#animations">

<meta name="assert" content="Check that changes to animation-delay on a running

animation are reflected in output">

<meta name="flags" content="dom">

<link rel="match" href="animation-common-ref.html">

<style>

@keyframes two-step {

  from { background-color: red }

  50% { background-color: green }

  to { background-color: green }

div {

  width: 100px;

  height: 100px;

  background-color: orange;

</style>

<div></div>

<script>

// Set up animation with no delay

var div = document.querySelector('div');

div.style.animation = 'two-step 200s steps(1)';

window.getComputedStyle(div).animation;

// Wait until animation has started and change delay

window.requestAnimationFrame(function() {

  // Fast-forward to mid-point

  div.style.animationDelay = '-100s';

  document.documentElement.removeAttribute('class');

});

</script>

</html>