| <!DOCTYPE html> |
| <script src="../../../resources/js-test.js"></script> |
| <style> |
| .a { width: 100px; height: 100px; background-color: green; } |
| </style> |
| <script> |
| var inner; |
| onload = function() { |
| var root = document.getElementById('root'); |
| var mid = document.createElement('div'); |
| root.appendChild(mid); |
| |
| inner = document.createElement('div'); |
| mid.appendChild(inner); |
| |
| inner.offsetTop; |
| inner.classList.add('a'); |
| mid.remove(); |
| root.offsetTop; |
| root.appendChild(mid); |
| inner.offsetTop; |
| inner.classList.remove('a'); |
| |
| shouldBe('getComputedStyle(inner).backgroundColor', '"rgba(0, 0, 0, 0)"'); |
| } |
| </script> |
| <div id="root"></div> |
