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<head>
<meta charset=utf-8>
<title>Bug 1536688 - Test that 'display' is not included in
  KeyframeEffect.getProperties() when using shorthand 'all'</title>
<script type="application/javascript" src="../testharness.js"></script>
<script type="application/javascript" src="../testharnessreport.js"></script>
<script type="application/javascript" src="../testcommon.js"></script>
</head>
<body>
<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=1536688"
  target="_blank">Mozilla Bug 1536688</a>
<div id="log"></div>
<script>
'use strict';

SpecialPowers.pushPrefEnv(
  {
    set: [['dom.animations-api.core.enabled', true]],
  },
  function() {
    test(t => {
      const div = addDiv(t);
      const animation = div.animate(
        { all: ['unset', 'unset'] },
        100 * MS_PER_SEC
      );
      // Flush styles since getProperties does not.
      getComputedStyle(div).opacity;

      const properties = animation.effect.getProperties();
      assert_false(
        properties.some(property => property.property === 'display'),
        'Should not have a property for display'
      );
    });

    done();
  }
);

</script>
</body>
