gecko-dev/browser/devtools/markupview/test/browser_markupview_toggle_03.js

47 lines
1.8 KiB
JavaScript

/* 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 = yield getContainerForSelector("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");
let nodeList = yield inspector.walker.querySelectorAll(
inspector.walker.rootNode, "ul, li, span, em");
let nodeFronts = yield nodeList.items();
for (let nodeFront of nodeFronts) {
let nodeContainer = getContainerForNodeFront(nodeFront, inspector);
ok(nodeContainer, "Container for node " + nodeFront.tagName + " exists");
ok(nodeContainer.expanded,
"Container for node " + nodeFront.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);
}
}