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<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>Property references to `appearance`</title>
  <link rel="help" href="https://drafts.csswg.org/css-ui-4/#appearance-switching">
  <script src="/resources/testharness.js"></script>
  <script src="/resources/testharnessreport.js"></script>
</head>
<body>
<script>
function create(initialValue) {
  var style = document.createElement('input').style;

  style.setProperty('appearance', initialValue);

  return style;
}

test(function() {
  var style = create('');

  style.setProperty('appearance', 'none');

  assert_equals(style.appearance, 'none');
}, 'setProperty');

test(function() {
  var style = create('none');

  style.removeProperty('appearance');

  assert_equals(style.appearance, '');
}, 'removeProperty');

test(function() {
  var style = create('');

  style['appearance'] = 'none';

  assert_equals(style.appearance, 'none');
}, 'property assignment');

test(function() {
  var style = create('none');

  assert_equals(style.getPropertyValue('appearance'), 'none');
}, 'getPropertyValue');

test(function() {
  var style = create('none');

  assert_equals(style['appearance'], 'none');
}, 'property access');
</script>
</body>