layout/reftests/bugs/1219985-2.html

   1 <!DOCTYPE html>
   2 <meta charset="utf-8">
   3 <title>Bug 1219985: Setting the canvas size should clear the canvas</title>
   4
   5 <div style="width: 200px; height: 200px; background-color: red;">
   6   <canvas id="c" width="200" height="200"></canvas>
   7 </div>
   8
   9 <script>
  10
  11 var c = document.getElementById('c');
  12 var ctx = c.getContext('2d', { alpha: true });
  13 ctx.fillStyle = 'green';
  14 ctx.fillRect(50, 50, 100, 100);
  15 c.width = 200;
  16
  17 </script>