third_party/WebKit/LayoutTests/fast/canvas/webgl/gl-enum-tests.html

   1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
   2   "http://www.w3.org/TR/html4/loose.dtd">
   3 <html>
   4 <head>
   5 <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
   6 <title>WebGL gl enums Conformance Tests</title>
   7 <script src="resources/desktop-gl-constants.js" type="text/javascript"></script>
   8 <script src="../../../resources/js-test.js"></script>
   9 <script src="resources/webgl-test.js"></script>
  10 </head>
  11 <body>
  12 <div id="description"></div>
  13 <div id="console"></div>
  14 <canvas id="canvas" width="2" height="2"> </canvas>
  15 <script>
  16 description("This test ensures various WebGL functions fail when passed non OpenGL ES 2.0 enums.");
  17
  18 debug("");
  19 debug("Canvas.getContext");
  20
  21 if (window.internals)
  22     window.internals.settings.setWebGLErrorsToConsoleEnabled(false);
  23
  24 var gl = create3DContext(document.getElementById("canvas"));
  25 if (!gl) {
  26   testFailed("context does not exist");
  27 } else {
  28   testPassed("context exists");
  29
  30   debug("");
  31   debug("Checking gl enums.");
  32
  33   var buffer = new ArrayBuffer(2);
  34   var buf = new Uint16Array(buffer);
  35   var tex = gl.createTexture();
  36   gl.bindBuffer(gl.ARRAY_BUFFER, gl.createBuffer());
  37   glErrorShouldBe(gl, gl.NO_ERROR);
  38
  39   var tests = [
  40     "gl.bindTexture(desktopGL['TEXTURE_3D'], tex)",
  41     "gl.blendEquation(desktopGL['MIN'])",
  42     "gl.blendEquation(desktopGL['MAX'])",
  43     "gl.blendEquationSeparate(desktopGL['MIN'], gl.FUNC_ADD)",
  44     "gl.blendEquationSeparate(desktopGL['MAX'], gl.FUNC_ADD)",
  45     "gl.blendEquationSeparate(gl.FUNC_ADD, desktopGL['MIN'])",
  46     "gl.blendEquationSeparate(gl.FUNC_ADD, desktopGL['MAX'])",
  47     "gl.bufferData(gl.ARRAY_BUFFER, 3, desktopGL['STATIC_READ'])",
  48     "gl.disable(desktopGL['CLIP_PLANE0'])",
  49     "gl.disable(desktopGL['POINT_SPRITE'])",
  50     "gl.getBufferParameter(gl.ARRAY_BUFFER, desktopGL['PIXEL_PACK_BUFFER'])",
  51     "gl.hint(desktopGL['PERSPECTIVE_CORRECTION_HINT'], gl.FASTEST)",
  52     "gl.isEnabled(desktopGL['CLIP_PLANE0'])",
  53     "gl.isEnabled(desktopGL['POINT_SPRITE'])",
  54     "gl.pixelStorei(desktopGL['PACK_SWAP_BYTES'], 1)",
  55     "gl.readPixels(0, 0, 1, 1, gl.ALPHA, gl.SHORT, buf)",
  56   ];
  57   for (var ii = 0; ii < tests.length; ++ii) {
  58     eval(tests[ii]);
  59     glErrorShouldBe(gl, gl.INVALID_ENUM,
  60               tests[ii] + " should return INVALID_ENUM.");
  61   }
  62
  63   gl.bindTexture(gl.TEXTURE_2D, tex);
  64   glErrorShouldBe(gl, gl.NO_ERROR);
  65
  66   tests = [
  67     "gl.getTexParameter(gl.TEXTURE_2D, desktopGL['GENERATE_MIPMAP'])",
  68     "gl.texParameteri(desktopGL['TEXTURE_3D'], gl.TEXTURE_MAG_FILTER, gl.NEAREST)",
  69     "gl.texParameteri(gl.TEXTURE_2D, desktopGL['GENERATE_MIPMAP'], 1)"
  70   ];
  71   for (var ii = 0; ii < tests.length; ++ii) {
  72     eval(tests[ii]);
  73     glErrorShouldBe(gl, gl.INVALID_ENUM,
  74               tests[ii] + " should return INVALID_ENUM.");
  75   }
  76 }
  77
  78 debug("");
  79
  80 </script>
  81
  82 <script>
  83 </script>
  84
  85 </body>
  86 </html>
  87