| <style> | |
| div { vertical-align: 0vh; -webkit-user-modify: read-write } | |
| </style> | |
| <body> | |
| <div> | |
| <object id="target" style="contain: size" data="?"></object> | |
| </div> | |
| <script> | |
| if (window.testRunner) | |
| testRunner.dumpAsText(); | |
| (function() { | |
| document.getSelection().collapse(document.getElementById("target")); | |
| document.execCommand("underline"); | |
| })(); | |
| </script> | |
| <div>This test passes if it doesn't crash</div> | |
| </body> |