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| /* |
| ** Copyright (c) 2012 The Khronos Group Inc. |
| ** |
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| --> |
| |
| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>WebGL BindBuffer conformance test.</title> |
| <link rel="stylesheet" href="../../resources/js-test-style.css"/> |
| <script src="../../js/js-test-pre.js"></script> |
| <script src="../../js/webgl-test-utils.js"> </script> |
| </head> |
| <body> |
| <canvas id="example" width="40" height="40" style="width: 40px; height: 40px;"></canvas> |
| <div id="description"></div> |
| <div id="console"></div> |
| <script> |
| "use strict"; |
| description("Checks a buffer can only be bound to 1 target."); |
| |
| debug(""); |
| debug("Canvas.getContext"); |
| |
| var wtu = WebGLTestUtils; |
| var gl = wtu.create3DContext("example"); |
| if (!gl) { |
| testFailed("context does not exist"); |
| } else { |
| testPassed("context exists"); |
| |
| debug(""); |
| |
| var buf = gl.createBuffer(); |
| gl.bindBuffer(gl.ARRAY_BUFFER, buf); |
| wtu.glErrorShouldBe(gl, gl.NO_ERROR, |
| "should be able to bind array buffer."); |
| gl.bindBuffer(gl.ARRAY_BUFFER, null); |
| wtu.glErrorShouldBe(gl, gl.NO_ERROR, |
| "should be able to unbind array buffer."); |
| gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buf); |
| wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, |
| "should get INVALID_OPERATION if attempting to bind array buffer to different target"); |
| |
| var buf = gl.createBuffer(); |
| gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buf); |
| wtu.glErrorShouldBe(gl, gl.NO_ERROR, |
| "should be able to bind element array buffer."); |
| gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, null); |
| wtu.glErrorShouldBe(gl, gl.NO_ERROR, |
| "should be able to unbind element array buffer."); |
| gl.bindBuffer(gl.ARRAY_BUFFER, buf); |
| wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, |
| "should get INVALID_OPERATION if attempting to bind element array buffer to different target"); |
| } |
| |
| debug(""); |
| var successfullyParsed = true; |
| </script> |
| <script src="../../js/js-test-post.js"></script> |
| |
| </body> |
| </html> |
| |
