content/canvas/test/test_2d.imageData.create.zero.html

   1 <!DOCTYPE HTML>
   2 <title>Canvas test: 2d.imageData.create.zero - bug 433004</title>
   3 <!-- Testing: createImageData() throws INDEX_SIZE_ERR if size is zero -->
   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 _thrown = undefined; try {
  18   ctx.createImageData(10, 0);
  19 } catch (e) { _thrown = e }; ok(_thrown && _thrown.code == DOMException.INDEX_SIZE_ERR, "should throw INDEX_SIZE_ERR");
  20 var _thrown = undefined; try {
  21   ctx.createImageData(0, 10);
  22 } catch (e) { _thrown = e }; ok(_thrown && _thrown.code == DOMException.INDEX_SIZE_ERR, "should throw INDEX_SIZE_ERR");
  23 var _thrown = undefined; try {
  24   ctx.createImageData(0, 0);
  25 } catch (e) { _thrown = e }; ok(_thrown && _thrown.code == DOMException.INDEX_SIZE_ERR, "should throw INDEX_SIZE_ERR");
  26
  27 SimpleTest.finish();
  28
  29 });
  30 </script>
  31