browser_strip_on_share_telemetry.js

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This test gets skipped with pattern: os == 'linux' && os_version == '18.04' && asan OR os == 'linux' && os_version == '18.04' && tsan OR win11_2009 && asan
Manifest: browser/components/urlbar/tests/browser/browser.toml

"use strict";

const { TelemetryTestUtils } = ChromeUtils.importESModule(

  "resource://testing-common/TelemetryTestUtils.sys.mjs"

);

let listService;

const STRIP_ON_SHARE_PARAMS_REMOVED = "STRIP_ON_SHARE_PARAMS_REMOVED";

const STRIP_ON_SHARE_LENGTH_DECREASE = "STRIP_ON_SHARE_LENGTH_DECREASE";

add_setup(async function () {

  await SpecialPowers.pushPrefEnv({

    set: [

      ["privacy.query_stripping.strip_on_share.enabled", true],

      ["privacy.query_stripping.enabled", false],

],

});

  // Get the list service so we can wait for it to be fully initialized before running tests.

  listService = Cc["@mozilla.org/query-stripping-list-service;1"].getService(

    Ci.nsIURLQueryStrippingListService

);

  await listService.testWaitForInit();

});

// Checking telemetry for single query params being stripped

add_task(async function testSingleQueryParam() {

  let originalURI = "https://www.example.com/?utm_source=1";

  let strippedURI = "https://www.example.com/";

  // Calculating length difference between URLs to check correct telemetry label

  let lengthDiff = originalURI.length - strippedURI.length;

  let paramHistogram = TelemetryTestUtils.getAndClearHistogram(

    STRIP_ON_SHARE_PARAMS_REMOVED

);

  let lengthHistogram = TelemetryTestUtils.getAndClearHistogram(

    STRIP_ON_SHARE_LENGTH_DECREASE

);

  await testStripOnShare(originalURI, strippedURI);

  // The "1" Label is being checked as 1 Query Param is being stripped

  TelemetryTestUtils.assertHistogram(paramHistogram, 1, 1);

  TelemetryTestUtils.assertHistogram(lengthHistogram, lengthDiff, 1);

  await testStripOnShare(originalURI, strippedURI);

  TelemetryTestUtils.assertHistogram(paramHistogram, 1, 2);

  TelemetryTestUtils.assertHistogram(lengthHistogram, lengthDiff, 2);

});

// Checking telemetry for mutliple query params being stripped

add_task(async function testMultiQueryParams() {

  let originalURI = "https://www.example.com/?utm_source=1&utm_ad=1&utm_id=1";

  let strippedURI = "https://www.example.com/";

  // Calculating length difference between URLs to check correct telemetry label

  let lengthDiff = originalURI.length - strippedURI.length;

  let paramHistogram = TelemetryTestUtils.getAndClearHistogram(

    STRIP_ON_SHARE_PARAMS_REMOVED

);

  let lengthHistogram = TelemetryTestUtils.getAndClearHistogram(

    STRIP_ON_SHARE_LENGTH_DECREASE

);

  await testStripOnShare(originalURI, strippedURI);

  // The "3" Label is being checked as 3 Query Params are being stripped

  TelemetryTestUtils.assertHistogram(paramHistogram, 3, 1);

  TelemetryTestUtils.assertHistogram(lengthHistogram, lengthDiff, 1);

  await testStripOnShare(originalURI, strippedURI);

  TelemetryTestUtils.assertHistogram(paramHistogram, 3, 2);

  TelemetryTestUtils.assertHistogram(lengthHistogram, lengthDiff, 2);

});

async function testStripOnShare(validUrl, strippedUrl) {

  await BrowserTestUtils.withNewTab(validUrl, async function () {

    gURLBar.focus();

    gURLBar.select();

    let menuitem = await promiseContextualMenuitem("strip-on-share");

    Assert.ok(BrowserTestUtils.isVisible(menuitem), "Menu item is visible");

    let hidePromise = BrowserTestUtils.waitForEvent(

      menuitem.parentElement,

      "popuphidden"

);

    // Make sure the clean copy of the link will be copied to the clipboard

    await SimpleTest.promiseClipboardChange(strippedUrl, () => {

      menuitem.closest("menupopup").activateItem(menuitem);

});

    await hidePromise;

});