browser_rules_edit-variable.js

Enable keyboard shortcuts

/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Test editing a CSS variable.

const TEST_URI = `

  <style type='text/css'>

    div {

      color: var(--color);

      --color: lime;

  </style>

  <div></div>

`;

add_task(async function () {

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

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

  await selectNode("div", inspector);

  info("Check the initial state of the --color variable");

  checkCSSVariableOutput(view, "div", "color", "inspector-variable", "lime");

  info("Edit the CSS variable");

  const prop = getTextProperty(view, 1, { "--color": "lime" });

  const propEditor = prop.editor;

  const editor = await focusEditableField(view, propEditor.valueSpan);

  editor.input.value = "blue";

  const onRuleViewChanged = view.once("ruleview-changed");

  EventUtils.synthesizeKey("VK_RETURN", {}, view.styleWindow);

  await onRuleViewChanged;

  checkCSSVariableOutput(view, "div", "color", "inspector-variable", "blue");

});