css/css-backgrounds/parsing/box-shadow-computed.html

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Backgrounds and Borders Module Level 3: getComputedStyle().boxShadow</title>
<link rel="help" href="https://drafts.csswg.org/css-backgrounds/#box-shadow">
<meta name="assert" content="box-shadow computes to none or a list.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/computed-testcommon.js"></script>
<style>
  #target {
    color: blue;
    font-size: 20px;
  }
</style>
</head>
<body>
<div id="target"></div>
<script>
'use strict';
const currentColor = 'rgb(0, 0, 255)';
test_computed_value('box-shadow', 'none');
test_computed_value('box-shadow', '1px 2px', currentColor + ' 1px 2px 0px 0px');
test_computed_value('box-shadow', 'currentcolor -1em -2em 3em -4em', currentColor + ' -20px -40px 60px -80px');
test_computed_value('box-shadow', 'rgb(0, 255, 0) 1px 2px 3px 4px inset');
</script>
</body>
</html>