<?xml version="1.0" encoding="UTF-8"?> <svg xmlns="http://www.w3.org/2000/svg" xmlns:h="http://www.w3.org/1999/xhtml" version="1.1" width="100%" height="100%" viewBox="0 0 400 400"> <title>Dynamic Adding of Elements</title> <h:script src="/resources/testharness.js"/> <h:script src="/resources/testharnessreport.js"/> <text x="200" y="40" font-size="25" fill="black" text-anchor="middle">Test of Dynamic Adding of Elements</text> <text id="parentEl" x="200" y="70" font-size="20" fill="black" text-anchor="middle">The result of this test is <tspan id="first_element_child" font-weight="bold">unknown.</tspan></text> <h:script><![CDATA[ test(function() { var parentEl = document.getElementById("parentEl"); var newChild = document.createElementNS("http://www.w3.org/2000/svg", "tspan"); parentEl.appendChild(newChild); assert_equals(parentEl.childElementCount, 2) }) ]]></h:script> </svg>