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<!DOCTYPE html>
<html>
<head>
  <title>
    Test for Animation.effect.timing.iterationStart 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">
    .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 ] = new_div("test");
  var animation = div.animate(
    { transform: ["translate(0px)", "translate(100px)"] },
    { iterationStart: 0.5, duration: 10000, fill: "both"}
  );
  await waitForPaints();
  omta_is(div, "transform", { tx: 50 }, RunningOn.Compositor, "Start of Animation");

  advance_clock(4000);
  await waitForPaints();
  omta_is(div, "transform", { tx: 90 }, RunningOn.Compositor, "40% of Animation");

  advance_clock(6000);
  await waitForPaints();
  omta_is(div, "transform", { tx: 50 }, RunningOn.MainThread, "End of Animation");

  done_div();
});

</script>
</body>
</html>