dom/canvas/test/webgl-conf/checkout/conformance2/attribs/invalid-vertex-attribs.html

   1 <!--
   2 Copyright (c) 2022 The Khronos Group Inc.
   3 Use of this source code is governed by an MIT-style license that can be
   4 found in the LICENSE.txt file.
   5 -->
   6 <!DOCTYPE html>
   7 <html>
   8 <head>
   9 <meta charset="utf-8">
  10 <title>WebGL2 draw functions have expected behavior with invalid vertex attribs</title>
  11 <link rel="stylesheet" href="../../resources/js-test-style.css"/>
  12 <script src="../../js/js-test-pre.js"></script>
  13 <script src="../../js/webgl-test-utils.js"> </script>
  14 <script src="../../js/tests/invalid-vertex-attrib-test.js"></script>
  15 <style>
  16 body {
  17     height: 3000px;
  18 }
  19 </style>
  20 </head>
  21 <body>
  22 <!-- Important to put the canvas at the top so that it's always visible even in the test suite runner.
  23      Otherwise it just doesn't get composited in Firefox. -->
  24 <div id="description"></div>
  25 <canvas id="canvas" width="16" height="16"> </canvas>
  26 <div id="console"></div>
  27 <script>
  28 "use strict";
  29
  30 description(`\
  31 This test ensures WebGL implementations correctly generate INVALID_OPERATION
  32 when an attribute is enabled but no buffer is bound`);
  33 debug("");
  34
  35 const wtu = WebGLTestUtils;
  36 const gl = wtu.create3DContext('canvas', undefined, 2);
  37
  38 async function runInvalidAttribTests() {
  39     const invalidAttribTestFn = createInvalidAttribTestFn(gl);
  40
  41     function drawArrays(gl) {
  42       gl.drawArrays(gl.TRIANGLES, 0, 6);
  43     }
  44
  45     function drawElements(gl) {
  46       gl.drawElements(gl.TRIANGLES, 6, gl.UNSIGNED_BYTE, 0);
  47     }
  48
  49     function drawArraysInstanced(gl) {
  50       gl.drawArraysInstanced(gl.TRIANGLES, 0, 6, 1);
  51     }
  52
  53     function drawElementsInstanced(gl) {
  54       gl.drawElementsInstanced(gl.TRIANGLES, 6, gl.UNSIGNED_BYTE, 0, 1);
  55     }
  56
  57     function drawRangeElements(gl) {
  58       gl.drawRangeElements(gl.TRIANGLES, 0, 5, 6, gl.UNSIGNED_BYTE, 0);
  59     }
  60
  61     await invalidAttribTestFn(drawArrays);
  62     await invalidAttribTestFn(drawElements);
  63     await invalidAttribTestFn(drawArraysInstanced);
  64     await invalidAttribTestFn(drawElementsInstanced);
  65     await invalidAttribTestFn(drawRangeElements);
  66     finishTest();
  67 }
  68 runInvalidAttribTests();
  69
  70 var successfullyParsed = true;
  71 </script>
  72 </body>
  73 </html>