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Copyright (c) 2019 The Khronos Group Inc.
Use of this source code is governed by an MIT-style license that can be
found in the LICENSE.txt file.
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<link rel="stylesheet" href="../../resources/js-test-style.css"/>
<script src="../../js/js-test-pre.js"></script>
<script src="../../js/webgl-test-utils.js"></script>
</head>
<body>
<div id="description"></div>
<div id="console"></div>

<script>
"use strict";
description('Verifies that the index validation code which is within bufferSubData does not crash.')

var wtu = WebGLTestUtils;
var gl = wtu.create3DContext();

var elementBuffer = gl.createBuffer();
gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, elementBuffer);
gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, 256, gl.STATIC_DRAW);
var data = new Uint8Array(127);
gl.bufferSubData(gl.ELEMENT_ARRAY_BUFFER, 63, data);
testPassed("bufferSubData, when buffer object was initialized with null, did not crash");

var successfullyParsed = true;
</script>

<script src="../../js/js-test-post.js"></script>
</body>
</html>
