| FAIL span on HTMLTableColElement must enqueue an attributeChanged reaction when adding a new attribute assert_array_equals: lengths differ, expected array ["constructed"] length 1, got [] length 0 | |
| FAIL span on HTMLTableColElement must enqueue an attributeChanged reaction when replacing an existing attribute assert_array_equals: lengths differ, expected array ["constructed", "connected"] length 2, got [] length 0 | |