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palemoon27/toolkit/devtools/inspector/test/browser_inspector_highlighter-01.js
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JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
// Test that hovering over nodes in the markup-view shows the highlighter over
// those nodes
add_task(function*() {
info("Loading the test document and opening the inspector");
yield addTab("data:text/html;charset=utf-8,<h1>foo</h1><span>bar</span>");
let {toolbox, inspector} = yield openInspector();
let isVisible = yield isHighlighting(toolbox);
ok(!isVisible, "The highlighter is hidden by default");
info("Selecting the test node");
yield selectNode("span", inspector);
let container = yield getContainerForSelector("h1", inspector);
let onHighlighterReady = toolbox.once("highlighter-ready");
EventUtils.synthesizeMouseAtCenter(container.tagLine, {type: "mousemove"},
inspector.markup.doc.defaultView);
yield onHighlighterReady;
isVisible = yield isHighlighting(toolbox);
ok(isVisible, "The highlighter is shown on a markup container hover");
let node = yield getHighlitNode(toolbox);
is(node, getNode("h1"), "The highlighter highlights the right node");
});