browser_rules_flexbox-highlighter-on-navigate.js

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/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Test that flexbox highlighter is hidden on page navigation.

const TEST_URI = `

  <style type='text/css'>

    #flex {

      display: flex;

  </style>

  <div id="flex"></div>

`;

const TEST_URI_2 = "data:text/html,<html><body>test</body></html>";

add_task(async function () {

  await addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));

  const { inspector, view } = await openRuleView();

  const HIGHLIGHTER_TYPE = inspector.highlighters.TYPES.FLEXBOX;

  const { getNodeForActiveHighlighter, waitForHighlighterTypeShown } =

    getHighlighterTestHelpers(inspector);

  await selectNode("#flex", inspector);

  const container = getRuleViewProperty(view, "#flex", "display").valueSpan;

  const flexboxToggle = container.querySelector(

    ".js-toggle-flexbox-highlighter"

);

  info("Toggling ON the flexbox highlighter from the rule-view.");

  const onHighlighterShown = waitForHighlighterTypeShown(HIGHLIGHTER_TYPE);

  flexboxToggle.click();

  await onHighlighterShown;

ok(

    getNodeForActiveHighlighter(HIGHLIGHTER_TYPE),

    "Flexbox highlighter is shown."

);

  await navigateTo(TEST_URI_2);

ok(

    !getNodeForActiveHighlighter(HIGHLIGHTER_TYPE),

    "Flexbox highlighter is hidden."

);

});