browser_rules_selector-highlighter_03.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 selector highlighter toggling mechanism works correctly.

const TEST_URI = `

  <style type="text/css">

    div {text-decoration: underline;}

    .node-1 {color: red;}

    .node-2 {color: green;}

  </style>

  <div class="node-1">Node 1</div>

  <div class="node-2">Node 2</div>

`;

add_task(async function () {

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

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

  let data;

  info("Select .node-1 and click on the .node-1 selector icon");

  await selectNode(".node-1", inspector);

  data = await clickSelectorIcon(view, ".node-1");

  ok(data.isShown, "The highlighter is shown");

  info("With .node-1 still selected, click again on the .node-1 selector icon");

  data = await clickSelectorIcon(view, ".node-1");

  ok(!data.isShown, "The highlighter is now hidden");

  info("With .node-1 still selected, click on the div selector icon");

  data = await clickSelectorIcon(view, "div");

  ok(data.isShown, "The highlighter is shown again");

  info("With .node-1 still selected, click again on the .node-1 selector icon");

  data = await clickSelectorIcon(view, ".node-1");

ok(

    data.isShown,

    "The highlighter is shown again since the clicked selector was different"

);

  info("Selecting .node-2");

  await selectNode(".node-2", inspector);

  const activeHighlighter = inspector.highlighters.getActiveHighlighter(

    inspector.highlighters.TYPES.SELECTOR

);

  ok(activeHighlighter, "The highlighter is still shown after selection");

  info("With .node-2 selected, click on the div selector icon");

  data = await clickSelectorIcon(view, "div");

ok(

    data.isShown,

    "The highlighter is shown still since the selected was different"

);

  info("Switching back to .node-1 and clicking on the div selector");

  await selectNode(".node-1", inspector);

  data = await clickSelectorIcon(view, "div");

ok(

    !data.isShown,

    "The highlighter is hidden now that the same selector was clicked"

);

});