gl-test-utils.js"></script>
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"use strict";
description("This test verifies the functionality of the WEBGL_stencil_texturing extension, if it is available.");

debug("");

var wtu = WebGLTestUtils;
var gl = wtu.create3DContext(null, null, 2);
var ext;

function runTestNoExtension() {
    debug("");
    debug("Check the texture parameter without the extension");

    const tex = gl.createTexture();
    gl.bindTexture(gl.TEXTURE_2D, t