content/canvas/test/test_2d.state.saverestore.stackdepth.html

   1 <!DOCTYPE HTML>
   2 <title>Canvas test: 2d.state.saverestore.stackdepth</title>
   3 <!-- Testing: save()/restore() stack depth is not unreasonably limited -->
   4 <script src="/MochiKit/MochiKit.js"></script>
   5 <script src="/tests/SimpleTest/SimpleTest.js"></script>
   6 <link rel="stylesheet" href="/tests/SimpleTest/test.css">
   7 <body>
   8 <canvas id="c" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>
   9 <script>
  10
  11 SimpleTest.waitForExplicitFinish();
  12 MochiKit.DOM.addLoadEvent(function () {
  13
  14 var canvas = document.getElementById('c');
  15 var ctx = canvas.getContext('2d');
  16
  17 var limit = 512;
  18 for (var i = 1; i < limit; ++i)
  19 {
  20     ctx.save();
  21     ctx.lineWidth = i;
  22 }
  23 for (var i = limit-1; i > 0; --i)
  24 {
  25     ok(ctx.lineWidth == i, "ctx.lineWidth == i");
  26     ctx.restore();
  27 }
  28
  29 SimpleTest.finish();
  30
  31 });
  32 </script>
  33