dom/canvas/test/webgl-conf/checkout/conformance/state/gl-enable-enum-test.html

   1 <!--
   2 Copyright (c) 2019 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
   7 <!DOCTYPE html>
   8 <html>
   9 <head>
  10 <meta charset="utf-8">
  11 <title>WebGL gl.ENABLE enums Conformance Tests</title>
  12 <link rel="stylesheet" href="../../resources/js-test-style.css"/>
  13 <script src="../../js/desktop-gl-constants.js"></script>
  14 <script src="../../js/js-test-pre.js"></script>
  15 <script src="../../js/webgl-test-utils.js"></script>
  16 </head>
  17 <body>
  18 <div id="description"></div>
  19 <div id="console"></div>
  20 <script>
  21 "use strict";
  22 description("This test ensures WebGL implementations allow OpenGL ES 2.0 features to be turned on but not non OpenGL ES 2.0 features.");
  23
  24 var wtu = WebGLTestUtils;
  25
  26 var invalidEnums = [
  27   'ALPHA_TEST',
  28   'AUTO_NORMAL',
  29   'CLIP_PLANE0',
  30   'CLIP_PLANE1',
  31   'COLOR_LOGIC_OP',
  32   'COLOR_MATERIAL',
  33   'COLOR_SUM',
  34   'COLOR_TABLE',
  35   //'CONVOLUTION_1D',
  36   //'CONVOLUTION_2D',
  37   'FOG',
  38   'HISTOGRAM',
  39   'INDEX_LOGIC_OP',
  40   'LIGHT0',
  41   'LIGHT1',
  42   'LIGHTING',
  43   'LINE_SMOOTH',
  44   'LINE_STIPPLE',
  45   'MAP1_COLOR_4',
  46   'MAP1_INDEX',
  47   'MAP1_NORMAL',
  48   'MAP1_TEXTURE_COORD_1',
  49   'MAP1_TEXTURE_COORD_2',
  50   'MAP1_TEXTURE_COORD_3',
  51   'MAP1_TEXTURE_COORD_4',
  52   'MAP1_VERTEX_3',
  53   'MAP1_VERTEX_4',
  54   'MAP2_COLOR_4',
  55   'MAP2_INDEX',
  56   'MAP2_NORMAL',
  57   'MAP2_TEXTURE_COORD_1',
  58   'MAP2_TEXTURE_COORD_2',
  59   'MAP2_TEXTURE_COORD_3',
  60   'MAP2_TEXTURE_COORD_4',
  61   'MAP2_VERTEX_3',
  62   'MAP2_VERTEX_4',
  63   'MINMAX',
  64   'MULTISAMPLE',
  65   'NORMALIZE',
  66   'POINT_SMOOTH',
  67   'POINT_SPRITE',
  68   'POLYGON_OFFSET_LINE',
  69   'POLYGON_OFFSET_POINT',
  70   'POLYGON_SMOOTH',
  71   'POLYGON_STIPPLE',
  72   'POST_COLOR_MATRIX_COLOR_TABLE',
  73   'POST_CONVOLUTION_COLOR_TABLE',
  74   'RESCALE_NORMAL',
  75   'SAMPLE_ALPHA_TO_ONE',
  76   //'SEPARABLE_2D',
  77   'TEXTURE_1D',
  78   'TEXTURE_2D',
  79   'TEXTURE_3D',
  80   'TEXTURE_CUBE_MAP',
  81   'TEXTURE_GEN_Q',
  82   'TEXTURE_GEN_R',
  83   'TEXTURE_GEN_S',
  84   'TEXTURE_GEN_T',
  85   'VERTEX_PROGRAM_POINT_SIZE',
  86   'VERTEX_PROGRAM_TWO_SIDE'
  87 ];
  88 var validEnums = [
  89   'BLEND',
  90   'CULL_FACE',
  91   'DEPTH_TEST',
  92   'DITHER',
  93   'POLYGON_OFFSET_FILL',
  94   'SAMPLE_ALPHA_TO_COVERAGE',
  95   'SAMPLE_COVERAGE',
  96   'SCISSOR_TEST',
  97   'STENCIL_TEST'
  98 ];
  99
 100 var gl;
 101
 102 function runNegativeTests() {
 103   debug("");
 104   debug("Running negative tests");
 105
 106   gl = wtu.create3DContext();
 107   if (!gl) {
 108     testFailed("context does not exist");
 109     return;
 110   }
 111   testPassed("context exists");
 112
 113   for (var ii = 0; ii < invalidEnums.length; ++ii) {
 114     var name = invalidEnums[ii];
 115     gl.enable(desktopGL[name]);
 116     wtu.glErrorShouldBe(gl, gl.INVALID_ENUM,
 117               "gl.enable must set INVALID_ENUM when passed GL_" + name );
 118   }
 119 }
 120
 121 function runPositiveTestsWithParameters(params) {
 122   debug("");
 123   debug("Running positive tests with parameters: " + JSON.stringify(params));
 124
 125   // Pass null for the canvas, to make sure we create a new context each time.
 126   var newgl = wtu.create3DContext(null, params);
 127   if (gl == newgl) {
 128     testFailed("got an old context");
 129     return;
 130   }
 131   gl = newgl;
 132   if (!gl) {
 133     testFailed("context does not exist");
 134     return;
 135   }
 136   testPassed("context exists");
 137
 138   debug("Checking gl.ENABLE enums.");
 139
 140   for (var ii = 0; ii < validEnums.length; ++ii) {
 141     var name = validEnums[ii];
 142     gl.enable(gl[name]);
 143     wtu.glErrorShouldBe(gl, gl.NO_ERROR,
 144               "gl.enable must succeed when passed gl." + name );
 145     shouldBe('gl.isEnabled(gl.' + name + ')', 'true');
 146     shouldBe('gl.getParameter(gl.' + name + ')', 'true');
 147     gl.disable(gl[name]);
 148     shouldBe('gl.isEnabled(gl.' + name + ')', 'false');
 149     shouldBe('gl.getParameter(gl.' + name + ')', 'false');
 150     wtu.glErrorShouldBe(gl, gl.NO_ERROR,
 151               "gl.isEnabled and gl.GetParameter must not set errors when passed GL_" + name );
 152   }
 153
 154   wtu.glErrorShouldBe(gl, gl.NO_ERROR, "there should be no errors");
 155 }
 156
 157 runNegativeTests();
 158 runPositiveTestsWithParameters({alpha: true, antialias: true, stencil: true, depth: true});
 159 runPositiveTestsWithParameters({alpha: false, antialias: true, stencil: true, depth: true});
 160 runPositiveTestsWithParameters({alpha: true, antialias: false, stencil: true, depth: true});
 161 runPositiveTestsWithParameters({alpha: true, antialias: true, stencil: false, depth: true});
 162 runPositiveTestsWithParameters({alpha: true, antialias: true, stencil: true, depth: false});
 163
 164 debug("");
 165 var successfullyParsed = true;
 166
 167 </script>
 168 <script src="../../js/js-test-post.js"></script>
 169
 170 </body>
 171 </html>