browser_inspector_highlighter-hover_02.js

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/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Test that when after an element is selected and highlighted on hover, if the

// mouse leaves the markup-view and comes back again on the same element, that

// the highlighter is shown again on the node

const TEST_URL = "data:text/html;charset=utf-8,<p>Select me!</p>";

add_task(async function () {

  const { inspector, highlighterTestFront } =

    await openInspectorForURL(TEST_URL);

  const { waitForHighlighterTypeHidden } = getHighlighterTestHelpers(inspector);

  info(

    "hover over the <p> line in the markup-view so that it's the " +

      "currently hovered node"

);

  await hoverContainer("p", inspector);

  info("select the <p> markup-container line by clicking");

  await clickContainer("p", inspector);

  let isVisible = await highlighterTestFront.isHighlighting();

  ok(isVisible, "the highlighter is shown");

  const onHidden = waitForHighlighterTypeHidden(

    inspector.highlighters.TYPES.BOXMODEL

);

  info("mouse-leave the markup-view");

  await mouseLeaveMarkupView(inspector);

  info("listen to the highlighter's hidden event");

  await onHidden;

  info("check that the highlighter is no longer visible");

  isVisible = await highlighterTestFront.isHighlighting();

  ok(!isVisible, "the highlighter is hidden after mouseleave");

  info("hover over the <p> line again, which is still selected");

  await hoverContainer("p", inspector);

  isVisible = await highlighterTestFront.isHighlighting();

  ok(isVisible, "the highlighter is visible again");

});