| <!DOCTYPE html> |
| <title>CSSKeyframesRule functions missing arguments</title> |
| <style> |
| @keyframes anim { |
| } |
| </style> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script> |
| var keyframes = document.styleSheets[0].rules[0]; |
| assert_class_string(keyframes, "CSSKeyframesRule"); |
| assert_throws(new TypeError(), () => { keyframes.appendRule(); }); |
| assert_throws(new TypeError(), () => { keyframes.deleteRule(); }); |
| assert_throws(new TypeError(), () => { keyframes.findRule(); }); |
| done(); |
| </script> |
