| <!doctype html> |
| <title>URLs in a stylesheet resolve relative to the stylesheet</title> |
| <link rel=help href=https://drafts.csswg.org/css-values/#relative-urls> |
| <script src=/resources/testharness.js></script> |
| <script src=/resources/testharnessreport.js></script> |
| <link id="stylesheet" rel=stylesheet href=support/relative-urls.css> |
| <div id="stylesheet-relative-image"></div> |
| <div id="stylesheet-relative-variable-image"></div> |
| <div id="stylesheet-relative-document-variable-image"></div> |
| <style> |
| :root { |
| --image-path-document: url("images/test.png"); |
| } |
| </style> |
| <script> |
| const ids = [ |
| "stylesheet-relative-image", |
| "stylesheet-relative-variable-image", |
| "stylesheet-relative-document-variable-image", |
| ]; |
| |
| for (let id of ids) { |
| test(() => { |
| const el = document.getElementById(id); |
| const backgroundImageStyle = window.getComputedStyle(el)["background-image"]; |
| |
| const stylesheet = document.getElementById("stylesheet"); |
| const sheetRelativeImageURL = new URL("images/test.png", stylesheet.href); |
| |
| assert_equals(backgroundImageStyle, `url("${sheetRelativeImageURL.href}")`); |
| }, "stylesheet-relative URL: " + id); |
| } |
| </script> |