third_party/WebKit/LayoutTests/fast/canvas/webgl/buffer-data-array-buffer.html

   1 <html>
   2 <head>
   3 <script src="../../../resources/js-test.js"></script>
   4 <script src="resources/webgl-test.js"></script>
   5 </head>
   6 <body>
   7 <div id="description"></div>
   8 <div id="console"></div>
   9
  10 <script>
  11 description("Test bufferData/bufferSubData with ArrayBuffer input");
  12
  13 debug('Regression test for <a href="https://bugs.webkit.org/show_bug.cgi?id=41884">https://bugs.webkit.org/show_bug.cgi?id=41884</a> : <code>Implement bufferData and bufferSubData with ArrayBuffer as input</code>');
  14
  15 if (window.internals)
  16     window.internals.settings.setWebGLErrorsToConsoleEnabled(false);
  17
  18 var gl = create3DContext();
  19 shouldBeNonNull("gl");
  20
  21 var array = new ArrayBuffer(128);
  22 shouldBeNonNull("array");
  23
  24 var buf = gl.createBuffer();
  25 shouldBeNonNull(buf);
  26
  27 gl.bufferData(gl.ARRAY_BUFFER, array, gl.STATIC_DRAW);
  28 glErrorShouldBe(gl, gl.INVALID_OPERATION);
  29
  30 gl.bindBuffer(gl.ARRAY_BUFFER, buf);
  31 glErrorShouldBe(gl, gl.NO_ERROR);
  32
  33 gl.bufferData(gl.ARRAY_BUFFER, -10, gl.STATIC_DRAW);
  34 glErrorShouldBe(gl, gl.INVALID_VALUE);
  35
  36 // This should not crash, but the selection of the overload is ambiguous per Web IDL.
  37 gl.bufferData(gl.ARRAY_BUFFER, null, gl.STATIC_DRAW);
  38 gl.getError();
  39
  40 gl.bufferData(gl.ARRAY_BUFFER, array, gl.STATIC_DRAW);
  41 glErrorShouldBe(gl, gl.NO_ERROR);
  42
  43 array = new ArrayBuffer(64);
  44
  45 gl.bufferSubData(gl.ARRAY_BUFFER, -10, array);
  46 glErrorShouldBe(gl, gl.INVALID_VALUE);
  47
  48 gl.bufferSubData(gl.ARRAY_BUFFER, -10, new Float32Array(8));
  49 glErrorShouldBe(gl, gl.INVALID_VALUE);
  50
  51 gl.bufferSubData(gl.ARRAY_BUFFER, 10, array);
  52 glErrorShouldBe(gl, gl.NO_ERROR);
  53
  54 gl.bufferSubData(gl.ARRAY_BUFFER, 10, null);
  55 glErrorShouldBe(gl, gl.NO_ERROR);
  56 </script>
  57
  58 </body>
  59 </html>