content/canvas/test/webgl/conformance/context-type-test.html

<!--
Copyright (c) 2009 The Chromium Authors. All rights reserved.
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
 -->
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
  "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>WebGL Canvas Conformance Tests</title>
<link rel="stylesheet" href="../resources/js-test-style.css"/>
<script src="../resources/desktop-gl-constants.js" type="text/javascript"></script>
<script src="../resources/js-test-pre.js"></script>
<script src="resources/webgl-test.js"></script>
</head>
<body>
<div id="description"></div>
<div id="console"></div>
<canvas id="canvas" style="width: 50px; height: 50px;"> </canvas>
<canvas id="canvas2d" width="40" height="40"> </canvas>
<script>
description("This test ensures WebGL implementations interact correctly with the canvas tag.");

debug("");
debug("Canvas.getContext");

var canvas = document.getElementById("canvas");
var gl = create3DContext(canvas);
if (!gl) {
  testFailed("context does not exist");
} else {
  testPassed("context exists");

  debug("Checking context type");
  assertMsg(gl instanceof WebGLRenderingContext,
            "context type should be WebGLRenderingContext");
}
debug("");
successfullyParsed = true;
</script>
<script src="../resources/js-test-post.js"></script>
<script>
</script>

</body>
</html>