browser_markup_grid_display_badge_telemetry.js

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/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Test that the telemetry count is correct when the grid highlighter is activated from

// the markup view.

const TEST_URI = `

  <style type="text/css">

    #grid {

      display: grid;

  </style>

  <div id="grid"></div>

`;

add_task(async function () {

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

  startTelemetry();

  const { inspector } = await openLayoutView();

  const { highlighters, store } = inspector;

  await selectNode("#grid", inspector);

  const gridContainer = await getContainerForSelector("#grid", inspector);

  const gridDisplayBadge = gridContainer.elt.querySelector(

    ".inspector-badge.interactive[data-display]"

);

  info("Toggling ON the CSS grid highlighter from the grid display badge.");

  const onHighlighterShown = highlighters.once("grid-highlighter-shown");

  const onCheckboxChange = waitUntilState(

    store,

    state => state.grids.length === 1 && state.grids[0].highlighted

);

  gridDisplayBadge.click();

  await onHighlighterShown;

  await onCheckboxChange;

  checkResults();

});

function checkResults() {

  checkTelemetry("devtools.markup.gridinspector.opened", "", 1, "scalar");