LayoutTests/editing/pasteboard/paste-blockquote-into-blockquote.html - WebKit - Git at Google

 <html>
 <head>
 <script src="../../resources/dump-as-markup.js"></script>
 <style>
 blockquote {
     color: blue;
     border-left: 2px solid blue;
     margin: 0px;
     padding: 0 0 0 20px;
 }
 </style>
 </head>
 <body>
 <p id="description">This tests pasting a blockquote into a blockquote. Nothing below should be double-blockquoted.</p>
 <div id="test" contenteditable="true"><blockquote type='cite' id="block">One</blockquote></div>
 <script>
 var sel = window.getSelection();
 var block = document.getElementById("block");

 sel.setPosition(block, 1);
 document.execCommand("InsertHTML", false, "<span><blockquote type='cite'><div>Two</div><div>Three</div></blockquote></span>");

 Markup.description(document.getElementById('description').textContent);
 Markup.dump('test');

 </script>
 </body>
 </html>
	<html>
	<head>
	<script src="../../resources/dump-as-markup.js"></script>
	<style>
	blockquote {
	color: blue;
	border-left: 2px solid blue;
	margin: 0px;
	padding: 0 0 0 20px;
	}
	</style>
	</head>
	<body>
	<p id="description">This tests pasting a blockquote into a blockquote. Nothing below should be double-blockquoted.</p>
	<div id="test" contenteditable="true"><blockquote type='cite' id="block">One</blockquote></div>
	<script>
	var sel = window.getSelection();
	var block = document.getElementById("block");

	sel.setPosition(block, 1);
	document.execCommand("InsertHTML", false, "<span><blockquote type='cite'><div>Two</div><div>Three</div></blockquote></span>");

	Markup.description(document.getElementById('description').textContent);
	Markup.dump('test');

	</script>
	</body>
	</html>