| <!doctype html> |
| <meta charset="utf-8"> |
| <title>Declared StylePropertyMap tests</title> |
| <link rel="help" href="https://drafts.css-houdini.org/css-typed-om-1/#declared-stylepropertymap-objects"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="../../resources/testhelper.js"></script> |
| <style> |
| #target { width: 100px; height: 100px; background: red; } |
| </style> |
| <body> |
| <div id="target"> |
| <script> |
| 'use strict'; |
| |
| test(() => { |
| let rule = document.styleSheets[0].rules[0]; |
| rule.attributeStyleMap.set('width', CSS.px(200)); |
| assert_equals(getComputedStyle(target).width, '200px') |
| rule.attributeStyleMap.set('width', CSS.px(150)); |
| assert_equals(getComputedStyle(target).width, '150px') |
| }); |
| </script> |
| </body> |
