content/canvas/test/test_2d.imageData.put.wrongtype.html

   1 <!DOCTYPE HTML>
   2 <title>Canvas test: 2d.imageData.put.wrongtype</title>
   3 <!-- Testing: putImageData() does not accept non-ImageData objects -->
   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 imgdata = { width: 1, height: 1, data: [255, 0, 0, 255] };
  18 var _thrown = undefined; try {
  19   ctx.putImageData(imgdata, 0, 0);
  20 } catch (e) { _thrown = e }; todo(_thrown && _thrown.code == DOMException.TYPE_MISMATCH_ERR, "should throw TYPE_MISMATCH_ERR");
  21 var _thrown = undefined; try {
  22   ctx.putImageData("cheese", 0, 0);
  23 } catch (e) { _thrown = e }; todo(_thrown && _thrown.code == DOMException.TYPE_MISMATCH_ERR, "should throw TYPE_MISMATCH_ERR");
  24 var _thrown = undefined; try {
  25   ctx.putImageData(42, 0, 0);
  26 } catch (e) { _thrown = e }; todo(_thrown && _thrown.code == DOMException.TYPE_MISMATCH_ERR, "should throw TYPE_MISMATCH_ERR");
  27
  28 SimpleTest.finish();
  29
  30 });
  31 </script>
  32