| <!doctype html> |
| <meta charset="utf-8"> |
| <title>adoptedStyleSheets adopt link tag</title> |
| <link rel="help" href="https://github.com/w3c/csswg-drafts/issues/10013"> |
| <link rel="match" href="/css/reference/ref-filled-green-100px-square-only.html"> |
| <p>Test passes if there is a filled green square.</p> |
| <style id="styleSheet"> |
| div { |
| background-color: green !important; |
| } |
| </style> |
| <my-element id="host"></my-element> |
| <script> |
| customElements.define('my-element', class extends HTMLElement { |
| connectedCallback() { |
| this.attachShadow({mode:'open'}).append(document.createElement('div')); |
| const sheet = new CSSStyleSheet(); |
| sheet.replaceSync(` |
| div { |
| display: block; |
| width: 100px; |
| height: 100px; |
| background: red; |
| } |
| `); |
| this.shadowRoot.adoptedStyleSheets = [sheet, styleSheet.sheet]; |
| } |
| }); |
| </script> |
