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+++ b/dom/base/test/test_bug453736.html
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+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=453736
+-->
+<head>
+  <title>Test for Bug 453736</title>
+  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=453736">Mozilla Bug 453736</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+</div>
+<pre id="test">
+<script type="application/javascript">
+/** Test for Bug 453736 **/
+SimpleTest.waitForExplicitFinish();
+addLoadEvent(function() {
+  const scriptCreationFuncs = [
+    function() { return document.createElement("script"); },
+    function() { return document.createElementNS("http://www.w3.org/2000/svg", "script"); }
+  ];
+
+  const scriptContainers = ["div", "iframe", "noframes", "noembed"];
+  for (var i = 0; i < scriptContainers.length; ++i) {
+    for (var func of scriptCreationFuncs) {
+      var cont = scriptContainers[i];
+      var node = document.createElement(cont);
+      document.body.appendChild(node);
+      var s = func();
+      s.setAttribute("type", "application/javascript");
+      s.appendChild(document.createTextNode('window["'+cont+'ScriptRan"] = true'));
+
+      window[cont+"ScriptRan"] = false;
+      node.appendChild(s);
+      is(window[cont+"ScriptRan"], true,
+         "Script created with " + func +" should run when inserting in <"+cont+">");
+
+      window[cont+"ScriptRan"] = false;
+      document.body.appendChild(s);
+      is(window[cont+"ScriptRan"], false,
+         "Script created with " + func + " shouldn't run when moving out of <"+cont+">");
+
+      window[cont+"ScriptRan"] = false;
+      document.body.appendChild(s.cloneNode(true));
+      is(window[cont+"ScriptRan"], false,
+         "Clone of script inside <" + cont + "> created with " + func + " shouldn't run");
+    }
+  }
+
+  SimpleTest.finish();
+});
+</script>
+</pre>
+</body>
+</html>