<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
<html>
<head>
<script src="../resources/js-test-pre.js"></script>
</head>
<body>
<canvas id="canvas"></canvas>
<script>
description('Test that passing a SharedArrayBuffer to WebGL does not crash.')

var canvas = document.getElementById("canvas");
var gl = canvas.getContext("webgl");
var texture = gl.createTexture();

var ext = (
  gl.getExtension("WEBGL_compressed_texture_s3tc") ||
  gl.getExtension("MOZ_WEBGL_compressed_texture_s3tc") ||
  gl.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc")
);

var data = new SharedArrayBuffer(1024);
var view = new Uint8Array(data);

try {
    var texture = gl.createTexture();
    gl.bindTexture(gl.TEXTURE_2D, texture);
    gl.compressedTexImage2D(gl.TEXTURE_2D, 0, ext.COMPRESSED_RGBA_S3TC_DXT5_EXT, 512, 512, 0, view);
} catch (e) { } // This shouldn't crash.
</script>
<script src="../resources/js-test-post.js"></script>
</body>
</html>