content/canvas/test/webgl-conformance/conformance/state/gl-getstring.html@6474c204b198
content/canvas/test/webgl-conformance/conformance/state/gl-getstring.html
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
1 <!--
2 Copyright (c) 2011 The Chromium Authors. All rights reserved.
3 Use of this source code is governed by a BSD-style license that can be
4 found in the LICENSE file.
5 -->
6 <!DOCTYPE html>
7 <html>
8 <head>
9 <meta charset="utf-8">
10 <title>WebGL gl.getParameter Strings Conformance Tests</title>
11 <link rel="stylesheet" href="../../resources/js-test-style.css"/>
12 <script src="../../resources/desktop-gl-constants.js" type="text/javascript"></script>
13 <script src="../../resources/js-test-pre.js"></script>
14 <script src="../resources/webgl-test.js"></script>
15 </head>
16 <body>
17 <div id="description"></div>
18 <div id="console"></div>
19 <canvas id="canvas" width="2" height="2"> </canvas>
20 <script>
21 description("This test checks getParameter returns strings in the correct format");
23 debug("");
24 debug("Canvas.getContext");
26 var gl = create3DContext(document.getElementById("canvas"));
27 if (!gl) {
28 testFailed("context does not exist");
29 } else {
30 testPassed("context exists");
32 debug("");
33 checkPrefix("WebGL 1.0", "VERSION");
34 checkPrefix("WebGL GLSL ES 1.0", "SHADING_LANGUAGE_VERSION");
35 shouldBeNonNull("gl.getParameter(gl.VENDOR)");
36 shouldBeNonNull("gl.getParameter(gl.RENDERER)");
37 shouldBe("gl.getError()", "gl.NO_ERROR");
38 }
40 function checkPrefix(expected, enum_val) {
41 var s = gl.getParameter(gl[enum_val]);
42 if (s != null &&
43 s.length >= expected.length &&
44 s.substring(0, expected.length) == expected) {
45 testPassed("getParameter(gl." + enum_val + ") correctly started with " + expected);
46 } else {
47 testFailed("getParameter(gl." + enum_val + ") did not start with " + expected);
48 }
49 }
51 debug("");
52 successfullyParsed = true;
54 </script>
55 <script>finishTest();</script>
57 </body>
58 </html>
