| <!DOCTYPE html> |
| <title>Invalidation of selector containing mixed-case tag name</title> |
| <script src="../../../resources/testharness.js"></script> |
| <script src="../../../resources/testharnessreport.js"></script> |
| <style> |
| filter feFlood { |
| flood-opacity: 0; |
| } |
| svg.filter feFlood { |
| flood-opacity: 1; |
| } |
| </style> |
| <svg> |
| <filter id="f" x="0" y="0" width="1" height="1"> |
| <feFlood id="flood" flood-color="green"/> |
| </filter> |
| <rect width="100" height="100" fill="red" filter="url(#f)"/> |
| </svg> |
| <script> |
| test(() => { |
| assert_equals(getComputedStyle(flood).floodOpacity, "0", |
| "flood-opacity is initially 0"); |
| document.querySelector('svg').classList.toggle("filter"); |
| assert_equals(getComputedStyle(flood).floodOpacity, "1", |
| "flood-opacity is 1 after adding class"); |
| }); |
| </script> |
