bug1315146-main.html (535B)
1 <!DOCTYPE HTML> 2 <iframe src="http://example.org/tests/dom/html/test/bug1315146-iframe.html"></iframe> 3 <input value="test"> 4 <script> 5 document.domain = "example.org"; 6 onload = function() { 7 let iframe = document.querySelector("iframe"); 8 let input = document.querySelector("input"); 9 input.selectionStart = input.selectionEnd = 2; 10 document.body.style.overflow = "scroll"; 11 iframe.contentDocument.body.offsetWidth; 12 opener.postMessage({start: input.selectionStart, 13 end: input.selectionEnd}, "*"); 14 } 15 </script>