third_party/WebKit/LayoutTests/fast/canvas/webgl/array-set-with-offset.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 setting WebGL array with offset");
  12
  13 debug('Regression test for <a href="https://bugs.webkit.org/show_bug.cgi?id=76040">https://bugs.webkit.org/show_bug.cgi?id=76040</a> : <code>Int16Array.set(array, offset) fails on first execution</code>');
  14
  15 var webGLArray = null;
  16 var array = null;
  17 var bounds = null;
  18
  19 function testSetters(typeName, low, high) {
  20     bounds = [low, high];
  21     var type = window[typeName];
  22     var array_buffer = new ArrayBuffer(32);
  23     webGLArray = new type(array_buffer);
  24     debug("Testing " + typeName);
  25     array = [1, 2, low, high];
  26     webGLArray.set(array, 1);
  27     shouldBe("webGLArray[0]", "0");
  28     shouldBe("webGLArray[1]", "1");
  29     shouldBe("webGLArray[2]", "2");
  30     shouldBe("webGLArray[3]", "bounds[0]");
  31     shouldBe("webGLArray[4]", "bounds[1]");
  32 }
  33
  34 testSetters("Int8Array", -128, 127);
  35 testSetters("Uint8Array", 0, 255);
  36 testSetters("Int16Array", -32768, 32767);
  37 testSetters("Uint16Array", 0, 65535);
  38 testSetters("Int32Array", -2147483648, 2147483647);
  39 testSetters("Uint32Array", 0, 4294967295);
  40 testSetters("Float32Array", -2.5, 3.5);
  41 </script>
  42
  43 </body>
  44 </html>