browser_aboutprofiling-features-disabled.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";

add_task(async function test() {

  info(

    "Test that features that are disabled on the platform are disabled in about:profiling."

);

  const supportedFeatures = Services.profiler.GetFeatures();

  const allFeatures = Services.profiler.GetAllFeatures();

  const unsupportedFeatures = allFeatures.filter(

    feature => !supportedFeatures.includes(feature)

);

  if (unsupportedFeatures.length === 0) {

    ok(true, "This platform has no unsupported features. Skip this test.");

    return;

  await withAboutProfiling(async document => {

      info("Find and click a supported feature to toggle it.");

      const [firstSupportedFeature] = supportedFeatures;

      const checkbox = getFeatureCheckbox(document, firstSupportedFeature);

      const initialValue = checkbox.checked;

      info("Click the supported checkbox.");

      checkbox.click();

is(

        initialValue,

        !checkbox.checked,

        "A supported feature can be toggled."

);

      checkbox.click();

      info("Find and click an unsupported feature, it should be disabled.");

      const [firstUnsupportedFeature] = unsupportedFeatures;

      const checkbox = getFeatureCheckbox(document, firstUnsupportedFeature);

      is(checkbox.checked, false, "The unsupported feature is not checked.");

      info("Click the unsupported checkbox.");

      checkbox.click();

      is(checkbox.checked, false, "After clicking it, it's still not checked.");

});

});

/**

 * @param {HTMLDocument} document

 * @param {string} feature

 * @return {HTMLElement}

*/

function getFeatureCheckbox(document, feature) {

  const element = document.querySelector(`input[value="${feature}"]`);

  if (!element) {

    throw new Error("Could not find the checkbox for the feature: " + feature);

  return element;