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<?xml version="1.0"?>

<!--
    Any copyright is dedicated to the Public Domain.
    http://creativecommons.org/licenses/publicdomain/
   -->

<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
                 type="text/css"?>

<?xml-stylesheet href="chrome://browser/content/places/places.css"?>
<?xml-stylesheet href="chrome://browser/skin/places/places.css"?>
<?xul-overlay href="chrome://browser/content/places/placesOverlay.xul"?>

<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
        title="549491: 'The root node is never visible' exception when details of the root node are modified "
        onload="runTest();">

  <script type="application/javascript"
          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js" />

  <body xmlns="http://www.w3.org/1999/xhtml" />

  <tree id="tree"
        type="places"
        flatList="true"
        flex="1">
    <treecols>
      <treecol label="Title" id="title" anonid="title" primary="true" ordinal="1" flex="1"/>
      <splitter class="tree-splitter"/>
      <treecol label="Date" anonid="date" flex="1"/>
    </treecols>
    <treechildren flex="1"/>
  </tree>

  <script type="application/javascript"><![CDATA[
    /**
     * Bug 549491
     * https://bugzilla.mozilla.org/show_bug.cgi?id=549491
     *
     * Ensures that changing the details of places tree's root-node doesn't
     * throw.
     */

    SimpleTest.waitForExplicitFinish();

    function runTest() {
      // The mochitest page is added to history.
      waitForClearHistory(continue_test);
    }

    function continue_test() {
      PlacesUtils.history
                 .addVisit(Services.io.newURI("http://example.tld/", null, null),
                           Date.now() * 1000, null, PlacesUtils.history.TRANSITION_TYPED, false, 0);

      // Make a history query.
      let query = PlacesUtils.history.getNewQuery();
      let opts = PlacesUtils.history.getNewQueryOptions();
      let queryURI = PlacesUtils.history.queriesToQueryString([query], 1, opts);

      // Setup the places tree contents.
      let tree = document.getElementById("tree");
      tree.place = queryURI;

      let rootNode = tree.result.root;
      let obs = tree.view.QueryInterface(Ci.nsINavHistoryResultObserver);
      obs.nodeHistoryDetailsChanged(rootNode, rootNode.time, rootNode.accessCount);
      obs.nodeTitleChanged(rootNode, rootNode.title);
      ok(true, "No exceptions thrown");

      // Cleanup.
      waitForClearHistory(SimpleTest.finish);
    }

    /**
     * Clears history invoking callback when done.
     */
    function waitForClearHistory(aCallback) {
      const TOPIC_EXPIRATION_FINISHED = "places-expiration-finished";
      let observer = {
        observe: function(aSubject, aTopic, aData) {
          Services.obs.removeObserver(this, TOPIC_EXPIRATION_FINISHED);
          aCallback();
        }
      };
      Services.obs.addObserver(observer, TOPIC_EXPIRATION_FINISHED, false);
      let hs = Cc["@mozilla.org/browser/nav-history-service;1"].
               getService(Ci.nsINavHistoryService);
      hs.QueryInterface(Ci.nsIBrowserHistory).removeAllPages();
   }

  ]]></script>
</window>