dom/canvas/test/webgl-conf/checkout/conformance/textures/misc/tex-image-with-invalid-data.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 <!DOCTYPE html>
   7 <html>
   8 <head>
   9 <meta charset="utf-8">
  10     <title>texImage2D and texSubImage2D tests with invalid data</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 </head>
  15 <body>
  16 <div id="description"></div>
  17 <div id="console"></div>
  18 <canvas id="canvas" width="2" height="2"> </canvas>
  19 <script type="application/javascript">
  20 description("texImage2D and texSubImage2D tests with invalid data");
  21
  22 var wtu = WebGLTestUtils;
  23 var canvas = document.getElementById("canvas");
  24 var contextVersion = wtu.getDefault3DContextVersion();
  25 var gl = wtu.create3DContext(canvas);
  26 if (!gl)
  27   testFailed("Context created.");
  28 else
  29   testPassed("Context created.");
  30
  31 var tex;
  32
  33 function setup() {
  34     tex = gl.createTexture();
  35     gl.bindTexture(gl.TEXTURE_2D, tex);
  36     gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 64, 64, 0, gl.RGBA, gl.UNSIGNED_BYTE, null);
  37 }
  38
  39 function teardown() {
  40     gl.deleteTexture(tex);
  41 }
  42
  43 function test(desc, func, expected) {
  44     debug(desc);
  45
  46     var exc = null;
  47     try {
  48         func();
  49     } catch (x) {
  50         exc = x;
  51     }
  52
  53     if (expected == gl.INVALID_OPERATION) {
  54       wtu.glErrorShouldBe(gl, expected);
  55     } else if (expected == "exception") {
  56         if (exc) {
  57             testPassed("threw exception");
  58         } else {
  59             testFailed("did not throw exception");
  60         }
  61     }
  62 }
  63
  64 test("Calling texImage2D with no WebGLTexture bound generates INVALID_OPERATION",
  65      function () {
  66         gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 64, 64, 0, gl.RGBA, gl.UNSIGNED_BYTE, null);
  67      },
  68      gl.INVALID_OPERATION);
  69
  70 test("Calling texSubImage2D with no WebGLTexture bound generates INVALID_OPERATION",
  71      function () {
  72         var buffer = new Uint8Array(4);
  73         gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 0, 1, 1, gl.RGBA, gl.UNSIGNED_BYTE, buffer);
  74      },
  75      gl.INVALID_OPERATION);
  76
  77 setup();
  78
  79 test("Passing a buffer not large enough to texImage2D should generate an INVALID_OPERATION",
  80      function () {
  81      var tooSmall = new Uint8Array(64);
  82         gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 64, 64, 0, gl.RGBA, gl.UNSIGNED_BYTE, tooSmall);
  83      },
  84      gl.INVALID_OPERATION);
  85
  86 if (contextVersion < 2) {
  87     test("Passing texImage2D parameter data of Number type should throw an exception",
  88          function () {
  89             gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 64, 64, 0, gl.RGBA, gl.UNSIGNED_BYTE, 42);
  90          },
  91          "exception");
  92 } else {
  93     test("Passing texImage2D parameter data of Number type should generate an INVALID_OPERATION",
  94          function () {
  95             gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 64, 64, 0, gl.RGBA, gl.UNSIGNED_BYTE, 42);
  96          },
  97          gl.INVALID_OPERATION);
  98 }
  99
 100 if (contextVersion < 2) {
 101     test("Passing texImage2D parameter data of String type should throw a TypeError",
 102          function () {
 103             gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 64, 64, 0, gl.RGBA, gl.UNSIGNED_BYTE, "not a buffer");
 104          },
 105          "exception");
 106 } else {
 107     test("Passing texImage2D parameter data of String type should generate an INVALID_OPERATION",
 108          function () {
 109             gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 64, 64, 0, gl.RGBA, gl.UNSIGNED_BYTE, "not a buffer");
 110          },
 111          gl.INVALID_OPERATION);
 112 }
 113
 114 test("Passing a buffer not large enough to texSubImage2D should generate an INVALID_OPERATION",
 115      function () {
 116         var tooSmall = new Uint8Array(64);
 117         gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 0, 64, 64, gl.RGBA, gl.UNSIGNED_BYTE, tooSmall);
 118      },
 119      gl.INVALID_OPERATION);
 120
 121 if (contextVersion < 2) {
 122     test("Passing texSubImage2D parameter data of Number type should throw a TypeError",
 123          function () {
 124             gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 0, 64, 64, gl.RGBA, gl.UNSIGNED_BYTE, 42);
 125          },
 126          "exception");
 127 } else {
 128     test("Passing texSubImage2D parameter data of Number type should generate an INVALID_OPERATION",
 129          function () {
 130             gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 0, 64, 64, gl.RGBA, gl.UNSIGNED_BYTE, 42);
 131          },
 132          gl.INVALID_OPERATION);
 133 }
 134
 135 if (contextVersion < 2) {
 136     test("Passing texSubImage2D parameter data of String type should throw a TypeError",
 137          function () {
 138             gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 0, 64, 64, gl.RGBA, gl.UNSIGNED_BYTE, "not a buffer");
 139          },
 140          "exception");
 141 } else {
 142     test("Passing texSubImage2D parameter data of String type should generate an INVALID_OPERATION",
 143          function () {
 144             gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 0, 64, 64, gl.RGBA, gl.UNSIGNED_BYTE, "not a buffer");
 145          },
 146          gl.INVALID_OPERATION);
 147 }
 148
 149 teardown();
 150
 151 debug("");
 152 var successfullyParsed = true;
 153 </script>
 154 <script src="../../../js/js-test-post.js"></script>
 155
 156 </body>
 157 </html>
 158