third_party/WebKit/LayoutTests/fast/css/invalid-pseudo-classes.html

   1 <head>
   2 <style>
   3 div:not(:wakkawakka(n)), div { color: red }
   4 body:wakkawakka > div, div { color: red }
   5 </style>
   6 </head>
   7 <body>
   8 <div>This text should not be red.</div>
   9 </body>