The Tor Browser / file revision

 /* vim: set ts=2 et sw=2 tw=80: */

 /* Any copyright is dedicated to the Public Domain.

  http://creativecommons.org/publicdomain/zero/1.0/ */

 "use strict";

 // Test toggling (expand/collapse) elements by alt-clicking on twisties, which

 // should expand all the descendants

 const TEST_URL = TEST_URL_ROOT + "doc_markup_toggle.html";

 let test = asyncTest(function*() {

   let {inspector} = yield addTab(TEST_URL).then(openInspector);

   info("Getting the container for the UL parent element");

   let container = getContainerForRawNode("ul", inspector);

   info("Alt-clicking on the UL parent expander, and waiting for children");

   let onUpdated = inspector.once("inspector-updated");

   EventUtils.synthesizeMouseAtCenter(container.expander, {altKey: true},

     inspector.markup.doc.defaultView);

   yield onUpdated;

   yield waitForMultipleChildrenUpdates(inspector);

   info("Checking that all nodes exist and are expanded");

   for (let node of content.document.querySelectorAll("ul, li, span, em")) {

     let nodeContainer = getContainerForRawNode(node, inspector);

     ok(nodeContainer, "Container for node " + node.tagName + " exists");

     ok(nodeContainer.expanded,

       "Container for node " + node.tagName + " is expanded");

   }

 });

 // The expand all operation of the markup-view calls itself recursively and

 // there's not one event we can wait for to know when it's done

 function* waitForMultipleChildrenUpdates(inspector) {

   // As long as child updates are queued up while we wait for an update already

   // wait again

   if (inspector.markup._queuedChildUpdates &&

       inspector.markup._queuedChildUpdates.size) {

     yield waitForChildrenUpdated(inspector);

     return yield waitForMultipleChildrenUpdates(inspector);

   }

 }