<?xml version="1.0"?>
<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
<window title="Mozilla Bug 449778" onload="doTheTest()"
  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">

  <hbox id="parent">
  </hbox>

  <!-- test code goes here -->
  <script type="application/javascript"><![CDATA[
    var imports = [ "SimpleTest", "is", "isnot", "ok", "onerror" ];
    for (var name of imports) {
      window[name] = window.opener.wrappedJSObject[name];
    }

    function $(id) {
      return document.getElementById(id);
    }

    function addBrowser(parent, id, width, height) {
      var b =
        document.createElementNS("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul", "browser");
      b.setAttribute("type", "content");
      b.setAttribute("id", id);
      b.setAttribute("width", width);
      b.setAttribute("height", height);
      $(parent).appendChild(b);
    }
    addBrowser("parent", "f1", 300, 200);
    addBrowser("parent", "f2", 300, 200);

    /** Test for Bug 449778 **/
    var doc1 = "data:text/html,<html><body>This is a test</body></html>";
    var doc2 = "data:text/html,<html><body>This is a second test</body></html>";
    var doc3 = "data:text/html,<html><body>This is a <script>var evt = document.createEvent('Events'); evt.initEvent('testEvt', true, true); document.dispatchEvent(evt);</script>third test</body></html>";


    $("f1").setAttribute("src", doc1);
    $("f2").setAttribute("src", doc2);

    function doTheTest() {
      var strs = { "f1": "", "f2" : "" };
      function attachListener(node, type) {
        var listener = function(e) {
          if (strs[node.id]) strs[node.id] += " ";
          strs[node.id] += node.id + ".page" + type;
        }
        node.addEventListener("page" + type, listener, false);

        listener.detach = function() {
          node.removeEventListener("page" + type, listener, false);
        }
        return listener;
      }

      var l1 = attachListener($("f1"), "show");
      var l2 = attachListener($("f1"), "hide");
      var l3 = attachListener($("f2"), "show");
      var l4 = attachListener($("f2"), "hide");

      $("f1").swapDocShells($("f2"));

      is(strs["f1"], "f1.pagehide f1.pageshow",
              "Expected hide then show on first loaded page");
      is(strs["f2"], "f2.pagehide f2.pageshow",
              "Expected hide then show on second loaded page");

      function listener2() {
        $("f2").removeEventListener("testEvt", listener2, false);

        strs = { "f1": "", "f2" : "" };

        $("f1").swapDocShells($("f2"));
        is(strs["f1"], "f1.pagehide",
           "Expected hide on already-loaded page, then nothing");
        is(strs["f2"], "f2.pageshow f2.pagehide f2.pageshow",
           "Expected show on still-loading page, then hide on it, then show " +
           "on already-loaded page");

        strs = { "f1": "", "f2" : "" };

        $("f1").addEventListener("pageshow", listener3, false);
      }

      function listener3() {
        $("f1").removeEventListener("pageshow", listener3, false);

        is(strs["f1"], "f1.pageshow",
           "Expected show as our page finishes loading");
        is(strs["f2"], "", "Expected no more events here.");

        l1.detach();
        l2.detach();
        l3.detach();
        l4.detach();

        window.close();
        SimpleTest.finish();
      }

      $("f2").addEventListener("testEvt", listener2, false, true);
      $("f2").setAttribute("src", doc3);
    }

  ]]></script>
</window>
