<!-- Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ --> <svg xmlns="http://www.w3.org/2000/svg" version="1.1" class="reftest-wait" onload="startTest()" xmlns:xlink="http://www.w3.org/1999/xlink"> <title>Testing that dynamic changes to the element for a given ID are reflected in marker</title> <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=309220 --> <defs> <marker id="x" style="overflow: visible;" orient="auto" markerUnits="strokeWidth"> <rect width="100%" height="100%" fill="lime"/> </marker> </defs> <rect width="100%" height="100%" fill="red"/> <line id="l1" x1="0" x2="0" y1="0" y2="0" fill="none" stroke="black" stroke-width="1" marker-end="url(#m1)"/> <script> function startTest() { document.addEventListener("MozReftestInvalidate", doTest, false); setTimeout(doTest, 4000); // fallback for running outside reftest } function doTest() { // check that changing an id to "m1" lets l1 find it var x = document.getElementById("x"); x.setAttribute("id", "m1"); document.documentElement.removeAttribute('class'); } </script> </svg>