gecko/content/xul/templates/src/crashtests/441785-1.xul

<?xml version="1.0" ?>
<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul" class="reftest-wait">
   <tree flex="20" id="t" ref="urn:data:row" datasources="rdf:null" seltype="single">
     <treecols> 
      <treecol flex="1" id="id" label="id" sort="rdf:http://dummy/rdf#id" />
      <splitter class="tree-splitter"/>
      <treecol flex="1" id="title" label="title" sort="rdf:http://dummy/rdf#title" sortActive="true" sortDirection="ascending" /><splitter class="tree-splitter"/>
     </treecols>
     <template>
       <treechildren>
         <treeitem uri="rdf:*" seltype="single">
           <treerow >
             <treecell label="rdf:http://dummy/rdf#id"/>
             <treecell label="rdf:http://dummy/rdf#title"/>
           </treerow>
         </treeitem>
       </treechildren>
     </template>
   </tree>
   <tree flex="20" id="tc" ref="urn:data:row" datasources="rdf:null" seltype="single" flags="dont-build-content">
     <treecols> 
      <treecol flex="1" id="idc" label="id" sort="rdf:http://dummy/rdf#id" />
      <splitter class="tree-splitter"/>
      <treecol flex="1" id="titlec" label="title" sort="rdf:http://dummy/rdf#title" sortActive="true" sortDirection="ascending" /><splitter class="tree-splitter"/>
     </treecols>
     <template>
       <treechildren>
         <treeitem uri="rdf:*" seltype="single">
           <treerow >
             <treecell label="rdf:http://dummy/rdf#id"/>
             <treecell label="rdf:http://dummy/rdf#title"/>
           </treerow>
         </treeitem>
       </treechildren>
     </template>
   </tree>

<script type="application/x-javascript">
<![CDATA[

function runTest() {
  var tree = document.getElementById('t');
  var treec = document.getElementById('tc');

  tree.setAttribute('datasources', '441785-1.rdf');
  treec.setAttribute('datasources', '441785-1.rdf');
  setTimeout(nextDataSource, 0);
}

var oldtreefirstrow, oldtreecfirstrow;

function nextDataSource()
{
  var tree = document.getElementById('t');
  var treec = document.getElementById('tc');
  tree.treeBoxObject.scrollToRow(10);
  treec.treeBoxObject.scrollToRow(10);

  if (tree.treeBoxObject.getFirstVisibleRow() == 10 &&
      treec.treeBoxObject.getFirstVisibleRow() == 10) {
    tree.setAttribute('datasources', '441785-2.rdf');
    treec.setAttribute('datasources', '441785-2.rdf');

    setTimeout(continueTest, 1000);
  }
}

function continueTest() {
  var tree = document.getElementById('t');
  var treec = document.getElementById('tc');

  // there should only be one row visible in each tree at this point
  if (tree.treeBoxObject.getFirstVisibleRow() == 0 &&
      treec.treeBoxObject.getFirstVisibleRow() == 0) {
    //netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
    try {
      window.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
              .getInterface(Components.interfaces.nsIDOMWindowUtils)
              .garbageCollect();
    } 
    catch (e) { }
    // Hit the bug, crash 
    // (not exactly the same kind of crash as 441785, but from the same cause)
    tree.parentNode.removeChild(tree);
    treec.parentNode.removeChild(treec);
    document.documentElement.className = "";
  }
}

window.addEventListener("load", runTest, false);

]]>
</script>
</window>