<?xml version="1.0" encoding="utf-8"?>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Dropping selection in readonly text input</title>
<style type="text/css">
input
  {padding:1em;
  width:300px;}
</style>
</head>
<body onload="window.getSelection().selectAllChildren(document.querySelector('p'))">
<p>Drag me</p>
<p>Try to drag selected text into the input below. You should not be able to drop it here.</p>
<p><input readonly="readonly" placeholder="Try to drop selected text here" onchange="docume