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1 <!-- |
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2 Copyright (c) 2011 The Chromium Authors. All rights reserved. |
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3 Use of this source code is governed by a BSD-style license that can be |
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4 found in the LICENSE file. |
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5 --> |
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6 <!DOCTYPE html> |
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7 <html> |
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8 <head> |
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9 <meta charset="utf-8"> |
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10 <title>WebGL gl.getParameter Strings Conformance Tests</title> |
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11 <link rel="stylesheet" href="../../resources/js-test-style.css"/> |
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12 <script src="../../resources/desktop-gl-constants.js" type="text/javascript"></script> |
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13 <script src="../../resources/js-test-pre.js"></script> |
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14 <script src="../resources/webgl-test.js"></script> |
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15 </head> |
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16 <body> |
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17 <div id="description"></div> |
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18 <div id="console"></div> |
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19 <canvas id="canvas" width="2" height="2"> </canvas> |
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20 <script> |
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21 description("This test checks getParameter returns strings in the correct format"); |
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22 |
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23 debug(""); |
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24 debug("Canvas.getContext"); |
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25 |
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26 var gl = create3DContext(document.getElementById("canvas")); |
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27 if (!gl) { |
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28 testFailed("context does not exist"); |
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29 } else { |
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30 testPassed("context exists"); |
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31 |
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32 debug(""); |
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33 checkPrefix("WebGL 1.0", "VERSION"); |
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34 checkPrefix("WebGL GLSL ES 1.0", "SHADING_LANGUAGE_VERSION"); |
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35 shouldBeNonNull("gl.getParameter(gl.VENDOR)"); |
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36 shouldBeNonNull("gl.getParameter(gl.RENDERER)"); |
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37 shouldBe("gl.getError()", "gl.NO_ERROR"); |
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38 } |
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39 |
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40 function checkPrefix(expected, enum_val) { |
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41 var s = gl.getParameter(gl[enum_val]); |
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42 if (s != null && |
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43 s.length >= expected.length && |
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44 s.substring(0, expected.length) == expected) { |
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45 testPassed("getParameter(gl." + enum_val + ") correctly started with " + expected); |
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46 } else { |
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47 testFailed("getParameter(gl." + enum_val + ") did not start with " + expected); |
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48 } |
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49 } |
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50 |
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51 debug(""); |
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52 successfullyParsed = true; |
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53 |
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54 </script> |
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55 <script>finishTest();</script> |
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56 |
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57 </body> |
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58 </html> |