layout/style/test/test_animations_pausing.html
author Mozilla Releng Treescript <release+treescript@mozilla.org>
Sun, 07 Aug 2022 07:00:20 +0000
changeset 626346 44a5d0f480929c4a3850e68f2701a907439f8c57
parent 469643 4c15baa5aa95c93096d6b0d7050aab8bb0fc2e8e
permissions -rw-r--r--
no bug - Bumping Firefox l10n changesets r=release a=l10n-bump DONTBUILD ia -> 13b119f6b22fd39552b8ca6d8365d0fdfee076fd uk -> 04dd614d47732b72ee99dd913df676bb70d1cd60

<!DOCTYPE html>
<html>
<head>
  <title>
    Test for Animation.play() and Animation.pause() on compositor animations
  </title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script src="/tests/SimpleTest/paint_listener.js"></script>
  <script type="application/javascript" src="animation_utils.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
  <style type="text/css">
    @keyframes anim {
      0% { transform: translate(0px) }
      100% { transform: translate(100px) }
    }
    .target {
      /* The animation target needs geometry in order to qualify for OMTA */
      width: 100px;
      height: 100px;
      background-color: white;
    }
  </style>
</head>
<body>
<div id="display"></div>
<script type="application/javascript">
"use strict";

SimpleTest.waitForExplicitFinish();

runOMTATest(function() {
  runAllAsyncAnimTests().then(SimpleTest.finish);
}, SimpleTest.finish, SpecialPowers);

addAsyncAnimTest(async function() {
  var [ div, cs ] = new_div("animation: anim 10s 2 linear alternate");

  // Animation is initially running on compositor
  await waitForPaintsFlushed();
  advance_clock(1000);
  omta_is(div, "transform", { tx: 10 }, RunningOn.Compositor,
          "Animation is initally animating on compositor");

  // pause() means it is no longer on the compositor
  var animation = div.getAnimations()[0];
  animation.pause();
  // pause() should set up the changes to animations for the next layer
  // transaction but it won't schedule a paint immediately so we need to tick
  // the refresh driver before we can wait on the next paint.
  advance_clock(0);
  await waitForPaints();
  omta_is(div, "transform", { tx: 10 }, RunningOn.MainThread,
          "After pausing, animation is removed from compositor");

  // Animation remains paused
  advance_clock(1000);
  omta_is(div, "transform", { tx: 10 }, RunningOn.MainThread,
          "Animation remains paused");

  // play() puts the animation back on the compositor
  animation.play();
  // As with pause(), play() will set up pending animations for the next layer
  // transaction but won't schedule a paint so we need to tick the refresh
  // driver before waiting on the next paint.
  advance_clock(0);
  await waitForPaints();
  omta_is(div, "transform", { tx: 10 }, RunningOn.Compositor,
          "After playing, animation is sent to compositor");

  // Where it continues to run
  advance_clock(1000);
  omta_is(div, "transform", { tx: 20 }, RunningOn.Compositor,
          "Animation continues playing on compositor");

  done_div();
});
</script>
</body>
</html>