LayoutTests/svg/custom/remove-subtree-including-use-with-duplicate-id-referenced-by-later-mpath.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <head>
 <script>
 if (window.testRunner)
     testRunner.dumpAsText();
 </script>
 </head>
 <body>
 <p>This tests that we don't cause an assertion failure when implicitly removing a &lt;use&gt; (by removing its parent), with the same id as another element, that is referenced by a later &lt;mpath&gt;.</p>
 <svg>
     <use id="A"></use>
     <use id="A"></use>
     <mpath xlink:href="#A"></mpath>
 </svg>
 <script>
 var svg = document.querySelector("svg");
 document.body.removeChild(svg);
 </script>
 <p>PASS</p>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<script>
	if (window.testRunner)
	testRunner.dumpAsText();
	</script>
	</head>
	<body>
	<p>This tests that we don't cause an assertion failure when implicitly removing a <use> (by removing its parent), with the same id as another element, that is referenced by a later <mpath>.</p>
	<svg>
	<use id="A"></use>
	<use id="A"></use>
	<mpath xlink:href="#A"></mpath>
	</svg>
	<script>
	var svg = document.querySelector("svg");
	document.body.removeChild(svg);
	</script>
	<p>PASS</p>
	</body>
	</html>