browser_rules_content_02.js

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/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Test the rule-view content when the inspector gets opened via the page

// ctx-menu "inspect element"

const CONTENT = `

  <body style="color:red;">

    <div style="color:blue;">

      <p style="color:green;">

        <span style="color:yellow;">test element</span>

      </p>

    </div>

  </body>

`;

add_task(async function () {

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

  // const commands = await CommandsFactory.forTab(tab);

  // // Initialize the TargetCommands which require some async stuff to be done

  // // before being fully ready. This will define the `targetCommand.targetFront` attribute.

  // await commands.targetCommand.startListening();

  const inspector = await clickOnInspectMenuItem("span");

  checkRuleViewContent(inspector.getPanel("ruleview").view);

});

function checkRuleViewContent({ styleDocument }) {

  info("Making sure the rule-view contains the expected content");

  const headers = [...styleDocument.querySelectorAll(".ruleview-header")];

  is(headers.length, 3, "There are 3 headers for inherited rules");

is(

    headers[0].textContent,

    STYLE_INSPECTOR_L10N.getFormatStr("rule.inheritedFrom", "p"),

    "The first header is correct"

);

is(

    headers[1].textContent,

    STYLE_INSPECTOR_L10N.getFormatStr("rule.inheritedFrom", "div"),

    "The second header is correct"

);

is(

    headers[2].textContent,

    STYLE_INSPECTOR_L10N.getFormatStr("rule.inheritedFrom", "body"),

    "The third header is correct"

);

  const rules = styleDocument.querySelectorAll(".ruleview-rule");

  is(rules.length, 4, "There are 4 rules in the view");

  for (const rule of rules) {

    const selector = rule.querySelector(".ruleview-selectors-container");

is(

      selector.textContent,

      STYLE_INSPECTOR_L10N.getStr("rule.sourceElement"),

      "The rule's selector is correct"

);

    const propertyNames = [...rule.querySelectorAll(".ruleview-propertyname")];

    is(propertyNames.length, 1, "There's only one property name, as expected");

    const propertyValues = [

      ...rule.querySelectorAll(".ruleview-propertyvalue"),

];

is(

      propertyValues.length,

1,

      "There's only one property value, as expected"

);