src/third_party/WebKit/LayoutTests/canvas/philip/tests/2d.drawImage.null.html

   1 <!DOCTYPE html>
   2 <title>Canvas test: 2d.drawImage.null</title>
   3 <script src="../tests.js"></script>
   4 <link rel="stylesheet" href="../tests.css">
   5 <body>
   6 <p id="passtext">Pass</p>
   7 <p id="failtext">Fail</p>
   8 <p class="output">These images should be identical:</p>
   9 <canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>
  10
  11 <ul id="d"></ul>
  12 <script>
  13 _addTest(function(canvas, ctx) {
  14
  15 try { var _thrown = false;
  16   ctx.drawImage(null, 0, 0);
  17 } catch (e) { if (e.name != "TypeError") _fail("Failed assertion: expected exception of type TypeError, got: "+e.name); _thrown = true; } finally { _assert(_thrown, "should throw exception of type TypeError: ctx.drawImage(null, 0, 0)"); }
  18
  19
  20 });
  21 </script>
  22