dom/canvas/test/webgl-conf/checkout/conformance/more/functions/isTests.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   return [gl];
  19 }
  20
  21 Tests.testIs = function(gl) {
  22     var tex = loadTexture(gl, document.getElementById('2d'));
  23     gl.bindTexture(gl.TEXTURE_2D, tex);
  24     var fbo = new FBO(gl, 1, 1);
  25     fbo.use();
  26     var prog = gl.createProgram();
  27     var sh1 = gl.createShader(gl.VERTEX_SHADER);
  28     var sh2 = gl.createShader(gl.FRAGMENT_SHADER);
  29     var buf = gl.createBuffer();
  30     gl.bindBuffer(gl.ARRAY_BUFFER, buf);
  31     assert("tex", gl.isTexture(tex));
  32     assert("fbo", gl.isFramebuffer(fbo.fbo));
  33     assert("rbo", gl.isRenderbuffer(fbo.rbo));
  34     assert("prog", gl.isProgram(prog));
  35     assert("sh1", gl.isShader(sh1));
  36     assert("sh2", gl.isShader(sh2));
  37     assert("buf", gl.isBuffer(buf));
  38     gl.deleteTexture(tex);
  39     gl.deleteFramebuffer(fbo.fbo);
  40     gl.deleteRenderbuffer(fbo.rbo);
  41     gl.deleteProgram(prog);
  42     gl.deleteShader(sh1);
  43     gl.deleteShader(sh2);
  44     gl.deleteBuffer(buf);
  45     // NOTE: we purposely do not unbind things.
  46     assert("tex", !gl.isTexture(tex));
  47     assert("fbo", !gl.isFramebuffer(fbo.fbo));
  48     assert("rbo", !gl.isRenderbuffer(fbo.rbo));
  49     assert("prog", !gl.isProgram(prog));
  50     assert("sh1", !gl.isShader(sh1));
  51     assert("sh2", !gl.isShader(sh2));
  52     assert("buf", !gl.isBuffer(buf));
  53 }
  54
  55 </script>
  56
  57 <style>canvas{ position:absolute; }</style>
  58 </head><body>
  59   <canvas id="gl" width="1" height="1"></canvas>
  60   <canvas id="2d" width="16" height="16"></canvas>
  61 </body></html>