LayoutTests/svg/masking/mask-should-not-paint-selection.html - WebKit - Git at Google

 <style>
 text::selection{
     color: blue;
 }
 </style>
 <script>
 window.addEventListener("load", function () {
     var range = document.createRange();
     var selection = document.getSelection()
     range.setStart(m1, 0);
     range.setEnd(id1, id1.childNodes.length);
     selection.addRange(range);
 }, false);
 </script>
 <body>
 <svg width="200" height="200" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
  <defs>
   <mask id="m1" x="0" y="0" width="200" height="200">
    <circle cx="100" cy="100" r="20" fill="white"/>
    <text y="100" fill="white" font-size="50">
     Text
    </text>
   </mask>
  </defs>
  <rect id="id1" mask="url(#m1)" x="10" y="10" width="180" height="180"/>
 </svg>
	<style>
	text::selection{
	color: blue;
	}
	</style>
	<script>
	window.addEventListener("load", function () {
	var range = document.createRange();
	var selection = document.getSelection()
	range.setStart(m1, 0);
	range.setEnd(id1, id1.childNodes.length);
	selection.addRange(range);
	}, false);
	</script>
	<body>
	<svg width="200" height="200" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
	<defs>
	<mask id="m1" x="0" y="0" width="200" height="200">
	<circle cx="100" cy="100" r="20" fill="white"/>
	<text y="100" fill="white" font-size="50">
	Text
	</text>
	</mask>
	</defs>
	<rect id="id1" mask="url(#m1)" x="10" y="10" width="180" height="180"/>
	</svg>