| <!doctype html> |
| <script src="../../../resources/testharness.js"></script> |
| <script src="../../../resources/testharnessreport.js"></script> |
| <style> |
| #e1 { |
| --props: { |
| width: 100px; |
| background-color: red; |
| } |
| } |
| #e2 { |
| --props-copy: var(--props); |
| } |
| #e3 { |
| --props: { |
| @apply --props-copy; |
| background-color: green; |
| height: 200px; |
| } |
| } |
| #e4 { |
| @apply --props; |
| } |
| </style> |
| <div id=e1> |
| <div id=e2> |
| <div id=e3> |
| <div id=e4> |
| </div> |
| </div> |
| </div> |
| </div> |
| <script> |
| test(function(){ |
| assert_equals(getComputedStyle(e4).backgroundColor, "rgb(0, 128, 0)"); |
| assert_equals(getComputedStyle(e4).width, "100px"); |
| assert_equals(getComputedStyle(e4).height, "200px"); |
| }, "Custom property sets can be extended with the cascade trick"); |
| </script> |
