script-runs-in-shadow-tree.html

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<!doctype html>

<link rel="author" href="mailto:emilio@crisal.io" title="Emilio Cobos Álvarez">

<link rel="author" href="https://mozilla.org" title="Mozilla">

<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1555949">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<div id="host"></div>

<script>

  let svgScript = document.createElementNS("http://www.w3.org/2000/svg", "script");

  svgScript.innerHTML = "window.scriptRan = true";

  document.getElementById("host").attachShadow({ mode: "open" }).appendChild(svgScript);

  test(function() {

    assert_true(window.scriptRan);

  }, "svg:script runs correctly in a shadow tree");

</script>