devtools/client/inspector/test/browser_inspector_highlighter-01.js


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/* 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");
  let {toolbox, inspector, testActor} = yield openInspectorForURL(
    "data:text/html;charset=utf-8,<h1>foo</h1><span>bar</span>");

  let isVisible = yield testActor.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 testActor.isHighlighting();
  ok(isVisible, "The highlighter is shown on a markup container hover");

  ok((yield testActor.assertHighlightedNode("h1")),
     "The highlighter highlights the right node");
});