| <!DOCTYPE html> |
| <body> |
| <script> |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| document.designMode = "on"; |
| document.body.innerHTML = `<div>ANCHOR</div><div><button>FOCUS</button></div>TEXT_AFTER` |
| const anchorNode = document.body.firstElementChild.firstChild; |
| const anchorOffset = 0; |
| const focusNode = document.getElementsByTagName("button")[0].lastChild; |
| const focusOffset = focusNode.textContent.length; |
| getSelection().setBaseAndExtent(anchorNode, anchorOffset, focusNode, focusOffset); |
| getSelection().getRangeAt(0).deleteContents(); |
| document.execCommand('FontSizeDelta', false, '1px'); |
| document.body.textContent = 'The test PASS if it does not crash.'; |
| </script> |
| </body> |
