<!DOCTYPE HTML>
<html>
<head>
  <meta charset="utf-8">
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script type="text/javascript">
    var noDefault = (location.search.includes("noDefault=true"));
    var isMap = (location.search.includes("isMap=true"));

    window.addEventListener("load", () => {
      let image = document.getElementById("testImage");
      isMap ? image.setAttribute("ismap", "") : image.removeAttribute("ismap");
      image.addEventListener("click", event => {
        if (noDefault) {
          ok(true, "image element prevents default");
          event.preventDefault();
        }
      });

      window.addEventListener("click", event => {
        ok(true, "expected prevent default = " + noDefault);
        ok(true, "actual prevent default = " + event.defaultPrevented);
        ok(event.defaultPrevented == noDefault, "PreventDefault should work fine");
        if (noDefault) {
          window.parent.postMessage("finished", "http://mochi.test:8888");
        }
      });
      window.parent.postMessage("started", "http://mochi.test:8888");
    });
  </script>
</head>
<body>
<a href="bug1260704_iframe_empty.html">
  <img id="testImage" src="file_bug1260704.png" width="100" height="100"/>
</a>
</body>
</html>
