third_party/WebKit/LayoutTests/fast/canvas/webgl/tex-sub-image-2d-bad-args.html

   1 <html>
   2 <head>
   3 <script src="../../../resources/js-test.js"></script>
   4 <script src="resources/webgl-test.js"></script>
   5 <script src="resources/webgl-test-utils.js"></script>
   6 </head>
   7 <body>
   8 <canvas id="testbed" width="16" height="16"></canvas>
   9 <canvas id="c" width="16" height="16"></canvas>
  10 <div id="description"></div>
  11 <div id="console"></div>
  12 <script>
  13 description('Tests texSubImage2D with bad arguments');
  14
  15 if (window.internals)
  16     window.internals.settings.setWebGLErrorsToConsoleEnabled(false);
  17
  18 var wtu = WebGLTestUtils;
  19 var canvas = document.getElementById("testbed");
  20 var c = document.getElementById("c");
  21
  22 var gl = wtu.create3DContext(canvas);
  23 var tex = gl.createTexture();
  24 gl.bindTexture(gl.TEXTURE_2D, tex);
  25 gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, c);
  26 glErrorShouldBe(gl, gl.NO_ERROR, "Setup should succeed");
  27
  28 // FIXME: this behavior is still being discussed on the public_webgl mailing list and may
  29 // need to be changed to throw TypeError because the argument is not nullable.
  30 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 0, 4, 4, gl.RGBA, gl.UNSIGNED_BYTE, null);
  31 glErrorShouldBe(gl, gl.INVALID_VALUE, "null argument");
  32 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 1, gl.RGBA, gl.UNSIGNED_BYTE, c);
  33 glErrorShouldBe(gl, gl.INVALID_VALUE, "y + height > texture height");
  34 gl.texSubImage2D(gl.TEXTURE_2D, 0, 1, 0, gl.RGBA, gl.UNSIGNED_BYTE, c);
  35 glErrorShouldBe(gl, gl.INVALID_VALUE, "x + width > texture width");
  36 gl.texSubImage2D(gl.TEXTURE_2D, 0, -1, 0, gl.RGBA, gl.UNSIGNED_BYTE, c);
  37 glErrorShouldBe(gl, gl.INVALID_VALUE, "negative x");
  38 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, -1, gl.RGBA, gl.UNSIGNED_BYTE, c);
  39 glErrorShouldBe(gl, gl.INVALID_VALUE, "negative y");
  40 gl.texSubImage2D(gl.TEXTURE_2D, -1, 0, 0, gl.RGBA, gl.UNSIGNED_BYTE, c);
  41 glErrorShouldBe(gl, gl.INVALID_VALUE, "negative level");
  42 gl.texSubImage2D(gl.FLOAT, 0, 0,0, gl.RGBA, gl.UNSIGNED_BYTE, c);
  43 glErrorShouldBe(gl, gl.INVALID_ENUM, "bad target");
  44 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 0, gl.RGBA, gl.UNSIGNED_BYTE, c);
  45 glErrorShouldBe(gl, gl.NO_ERROR, "good args");
  46 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGB, gl.UNSIGNED_BYTE, c);
  47 glErrorShouldBe(gl, gl.INVALID_OPERATION, "format not same as original");
  48 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGBA, gl.UNSIGNED_SHORT_4_4_4_4, c);
  49 glErrorShouldBe(gl, gl.INVALID_OPERATION, "type not same as original");
  50 gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGB, gl.RGB, gl.UNSIGNED_BYTE, c);
  51 glErrorShouldBe(gl, gl.NO_ERROR, "make texture RGB");
  52 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGB, gl.UNSIGNED_BYTE, c);
  53 glErrorShouldBe(gl, gl.NO_ERROR, "format same as original RGB");
  54 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGBA, gl.UNSIGNED_BYTE, c);
  55 glErrorShouldBe(gl, gl.INVALID_OPERATION, "format not same as original RGB");
  56 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGB, gl.UNSIGNED_SHORT_5_6_5, c);
  57 glErrorShouldBe(gl, gl.INVALID_OPERATION, "type not same as original RGB");
  58 gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_SHORT_4_4_4_4, c);
  59 glErrorShouldBe(gl, gl.NO_ERROR, "make texture RGBA 4_4_4_4");
  60 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGBA, gl.UNSIGNED_SHORT_4_4_4_4, c);
  61 glErrorShouldBe(gl, gl.NO_ERROR, "format same as original RGBA 4_4_4_4");
  62 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGB, gl.UNSIGNED_BYTE, c);
  63 glErrorShouldBe(gl, gl.INVALID_OPERATION, "format not same as original RGBA 4_4_4_4");
  64 gl.texSubImage2D(gl.TEXTURE_2D, 0, 0,0, gl.RGBA, gl.UNSIGNED_BYTE, c);
  65 glErrorShouldBe(gl, gl.INVALID_OPERATION, "type not same as original RGBA 4_4_4_4");
  66 </script>
  67 </body>
  68 </html>