<!doctype html>
<html lang="en">
  <head>
    <meta charset="utf-8">
    <title>Navigation in onload handler through form submission in a dynamically created iframe</title>
    <script>
      function test() {
        let testFrame = document.createElement("iframe");
        testFrame.src = "navigation-in-onload_form-submission-1.tentative.html";
        document.body.appendChild(testFrame);
      }
    </script>
  </head>
  <body onload="test();">
  </body>
</html>