testing/web-platform/tests/css/css-backgrounds/parsing/border-image-outset-computed.html
author Sotaro Ikeda <sotaro.ikeda.g@gmail.com>
Thu, 10 Jul 2025 00:10:09 +0000 (4 hours ago)
changeset 795941 23763b72c35abeead04f63e4503c28abc73d065d
parent 752115 e34997030a7fd9882d6b37579a3cde0673309a4b
permissions -rw-r--r--
Bug 1976135 - Remove nightly only limitation of pref gfx.webrender.layer-compositor r=gfx-reviewers,gw Differential Revision: https://phabricator.services.mozilla.com/D256379
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Backgrounds and Borders: getComputedStyle().borderImageOutset</title>
<link rel="help" href="https://drafts.csswg.org/css-backgrounds/#border-image-outset">
<meta name="assert" content="border-image-outset computed value is four values, each a number or absolute length.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/computed-testcommon.js"></script>
<style>
  #container {
    font-size: 40px;
    container-type: inline-size;
    width: 100px;
  }
</style>
</head>
<body>
<div id="container">
  <div id="target"></div>
</div>
<script>
test_computed_value("border-image-outset", "1px");
test_computed_value("border-image-outset", "1px 2");
test_computed_value("border-image-outset", "1px 2 3px");
test_computed_value("border-image-outset", "1px 2 3px 4");
test_computed_value("border-image-outset", "0 calc(0.5em + 10px) 3 calc(-0.5em + 10px)", "0 30px 3 0px");
test_computed_value("border-image-outset", "calc(10 + (sign(2cqw - 10px) * 5))", "5");
test_computed_value("border-image-outset", "calc(10 + (sign(2cqw - 10px) * 5)) calc(20px + (sign(2cqw - 10px) * 5px)", "5 15px");
</script>
</body>
</html>