dom/canvas/test/webgl-conf/checkout/conformance/more/functions/bufferSubDataBadArgs.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4 <meta charset="utf-8">
   5 <!--
   6 Copyright (c) 2019 The Khronos Group Inc.
   7 Use of this source code is governed by an MIT-style license that can be
   8 found in the LICENSE.txt file.
   9 -->
  10 <link rel="stylesheet" type="text/css" href="../unit.css" />
  11 <script type="application/javascript" src="../unit.js"></script>
  12 <script type="application/javascript" src="../util.js"></script>
  13 <script type="application/javascript">
  14
  15 Tests.startUnit = function () {
  16     var canvas = document.getElementById('gl');
  17     var gl = wrapGLContext(getGLContext(canvas));
  18     var buf = gl.createBuffer();
  19     var ebuf = gl.createBuffer();
  20     gl.bindBuffer(gl.ARRAY_BUFFER, buf);
  21     gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, ebuf);
  22     return [gl, buf, ebuf];
  23 }
  24
  25 Tests.testBufferData = function(gl) {
  26     var data = [0,0,0,0, 1,0,0,0, 0,1,0,0];
  27     gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(data), gl.STREAM_DRAW);
  28     gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint16Array(data), gl.STREAM_DRAW);
  29     assertOk("zero length data",
  30         function(){gl.bufferSubData(gl.ARRAY_BUFFER, 0, new Float32Array(0));});
  31     assertFail("number for data",
  32         function(){gl.bufferSubData(gl.ARRAY_BUFFER, 0, 12);});
  33     assertFail("bad target",
  34         function(){gl.bufferSubData(gl.TEXTURE_2D, 0, new Float32Array([1,2,3]));});
  35     assertFail("array for data",
  36         function(){gl.bufferSubData(gl.ARRAY_BUFFER, 0, [1,2,3]);});
  37     assertOk("floats in element buffer",
  38         function(){gl.bufferSubData(gl.ELEMENT_ARRAY_BUFFER, 0, new Float32Array([1,2,3]));});
  39     assertFail("negative offset",
  40         function(){gl.bufferSubData(gl.ELEMENT_ARRAY_BUFFER, -1, new Uint16Array([1,2,3]));});
  41     assertFail("offset out of range",
  42         function(){gl.bufferSubData(gl.ELEMENT_ARRAY_BUFFER, 24, new Uint16Array([1,2,3]));});
  43     assertFail("offset out of range",
  44         function(){gl.bufferSubData(gl.ELEMENT_ARRAY_BUFFER, 2400000, new Uint16Array([1,2,3]));});
  45     assertFail("offset out of range",
  46         function(){gl.bufferSubData(gl.ELEMENT_ARRAY_BUFFER, 19, new Uint16Array([1,2,3]));});
  47     assertFail("data too large",
  48         function(){gl.bufferSubData(gl.ELEMENT_ARRAY_BUFFER, 0, new Uint16Array(data.concat([1])));});
  49     assertOk("offset + data.length = end",
  50         function(){gl.bufferSubData(gl.ELEMENT_ARRAY_BUFFER, 18, new Uint16Array([1,2,3]));});
  51     assertOk("offset Infinity",
  52         function(){gl.bufferSubData(gl.ELEMENT_ARRAY_BUFFER, Infinity, new Uint16Array([1,2,3]));});
  53     assertOk("offset -Infinity",
  54         function(){gl.bufferSubData(gl.ELEMENT_ARRAY_BUFFER, -Infinity, new Uint16Array([1,2,3]));});
  55     assertOk("offset NaN",
  56         function(){gl.bufferSubData(gl.ELEMENT_ARRAY_BUFFER, NaN, new Uint16Array([1,2,3]));});
  57     assertOk("good args",
  58         function(){gl.bufferSubData(gl.ELEMENT_ARRAY_BUFFER, 0, new Uint16Array([1,2,3]));});
  59     throwError(gl, 'bufferData0');
  60     gl.bindBuffer(gl.ARRAY_BUFFER, null);
  61     assertFail("setting buffer 0",
  62       function(){gl.bufferSubData(gl.ARRAY_BUFFER, 0, new Float32Array([1,2,3]));});
  63     throwError(gl, 'bufferData1');
  64     gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, null);
  65     assertFail("setting buffer 0",
  66         function(){gl.bufferSubData(gl.ELEMENT_ARRAY_BUFFER, 0, new Uint16Array([1,2,3]));});
  67     throwError(gl, 'bufferData2');
  68 }
  69
  70 Tests.endUnit = function(gl, buf, ebuf) {
  71     gl.deleteBuffer(buf);
  72     gl.deleteBuffer(ebuf);
  73 }
  74
  75 </script>
  76 <style>canvas{ position:absolute; }</style>
  77 </head><body>
  78 <canvas id="gl" width="16" height="16"></canvas>
  79 </body></html>