| <!DOCTYPE html> |
| <html> |
| <head> |
| <link rel="help" href="https://drafts.csswg.org/css-env-1/"> |
| <title>Test env() will work in custom properties</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <style> |
| #parent { |
| --var1: inherited; |
| } |
| #child { |
| --my-width: env(test, 100px); |
| width: var(--my-width); |
| --var1: env(nonexistent); |
| } |
| </style> |
| </head> |
| <body> |
| <div id="parent"> |
| <div id="child"></div> |
| </div> |
| <script> |
| test(() => { |
| const style = window.getComputedStyle(child); |
| assert_equals(style.getPropertyValue("width"), "100px"); |
| }, 'env() is substituted into a custom property'); |
| |
| test(() => { |
| const style = window.getComputedStyle(child); |
| assert_equals(style.getPropertyValue("--var1"), " inherited"); |
| }, 'Substitution of unrecognized env() causes unset'); |
| </script> |
| </body> |
| </html> |
