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| 1 <!-- |
| 2 Copyright (c) 2012 Mozilla Foundation. 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 Conformance Tests</title> |
| 11 <link rel="stylesheet" href="../../resources/js-test-style.css"/> |
| 12 <script src="../../resources/desktop-gl-constants.js" type="text/javascript"></s
cript> |
| 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("Test that functions returning strings really do return strings (and
not e.g. null)"); |
| 22 debug(""); |
| 23 |
| 24 var validVertexShaderString = |
| 25 "attribute vec4 aVertex; attribute vec4 aColor; varying vec4 vColor; void main
() { vColor = aColor; gl_Position = aVertex; }"; |
| 26 var validFragmentShaderString = |
| 27 "precision mediump float; varying vec4 vColor; void main() { gl_FragColor = vC
olor; }"; |
| 28 |
| 29 function shouldReturnString(_a) |
| 30 { |
| 31 var exception; |
| 32 var _av; |
| 33 try { |
| 34 _av = eval(_a); |
| 35 } catch (e) { |
| 36 exception = e; |
| 37 } |
| 38 |
| 39 if (exception) |
| 40 testFailed(_a + ' should return a string. Threw exception ' + exception); |
| 41 else if (typeof _av == "string") |
| 42 testPassed(_a + ' returns a string'); |
| 43 else |
| 44 testFailed(_a + ' should return a string. Returns: "' + _av + '"'); |
| 45 } |
| 46 |
| 47 var gl = create3DContext(document.getElementById("canvas")); |
| 48 if (!gl) { |
| 49 testFailed("context does not exist"); |
| 50 } else { |
| 51 var vs = gl.createShader(gl.VERTEX_SHADER); |
| 52 shouldReturnString("gl.getShaderSource(vs)"); |
| 53 shouldReturnString("gl.getShaderInfoLog(vs)"); |
| 54 gl.shaderSource(vs, validVertexShaderString); |
| 55 gl.compileShader(vs); |
| 56 shouldReturnString("gl.getShaderSource(vs)"); |
| 57 shouldReturnString("gl.getShaderInfoLog(vs)"); |
| 58 |
| 59 var fs = gl.createShader(gl.FRAGMENT_SHADER); |
| 60 shouldReturnString("gl.getShaderSource(fs)"); |
| 61 shouldReturnString("gl.getShaderInfoLog(fs)"); |
| 62 gl.shaderSource(fs, validFragmentShaderString); |
| 63 gl.compileShader(fs); |
| 64 shouldReturnString("gl.getShaderSource(fs)"); |
| 65 shouldReturnString("gl.getShaderInfoLog(fs)"); |
| 66 |
| 67 var prog = gl.createProgram(); |
| 68 shouldReturnString("gl.getProgramInfoLog(prog)"); |
| 69 gl.attachShader(prog, vs); |
| 70 gl.attachShader(prog, fs); |
| 71 gl.linkProgram(prog); |
| 72 shouldReturnString("gl.getProgramInfoLog(prog)"); |
| 73 |
| 74 // Make sure different numbers of extensions doesn't result in |
| 75 // different test output. |
| 76 var exts = gl.getSupportedExtensions(); |
| 77 var allPassed = true; |
| 78 for (i in exts) { |
| 79 if (typeof i != "string") { |
| 80 shouldReturnString("gl.getSupportedExtensions()[" + i + "]"); |
| 81 allPassed = false; |
| 82 } |
| 83 } |
| 84 if (allPassed) { |
| 85 testPassed('getSupportedExtensions() returns an array of strings'); |
| 86 } |
| 87 |
| 88 shouldReturnString("gl.getParameter(gl.VENDOR)"); |
| 89 shouldReturnString("gl.getParameter(gl.RENDERER)"); |
| 90 shouldReturnString("gl.getParameter(gl.VERSION)"); |
| 91 shouldReturnString("gl.getParameter(gl.SHADING_LANGUAGE_VERSION)"); |
| 92 } |
| 93 |
| 94 debug(""); |
| 95 successfullyParsed = true; |
| 96 |
| 97 </script> |
| 98 <script src="../../resources/js-test-post.js"></script> |
| 99 |
| 100 </body> |
| 101 </html> |
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Chromium Code Reviews
Issue 9373009:
Check in webgl conformance tests r16844 from khronos. (Closed)
Base URL: svn://chrome-svn/chrome/trunk/deps/