browser_rules_edit-property-cancel.js

Enable keyboard shortcuts

/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Tests editing a property name or value and escaping will revert the

// changes and restore the original value.

const TEST_URI = `

  <style type='text/css'>

  #testid {

    background-color: #00F;

  </style>

  <div id='testid'>Styled Node</div>

`;

add_task(async function () {

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

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

  await selectNode("#testid", inspector);

  const ruleEditor = getRuleViewRuleEditor(view, 1);

  const prop = getTextProperty(view, 1, { "background-color": "#00F" });

  const propEditor = prop.editor;

  await focusEditableField(view, propEditor.nameSpan);

  await sendKeysAndWaitForFocus(view, ruleEditor.element, ["DELETE", "ESCAPE"]);

is(

    propEditor.nameSpan.textContent,

    "background-color",

    "'background-color' property name is correctly set."

);

is(

    await getComputedStyleProperty("#testid", null, "background-color"),

    "rgb(0, 0, 255)",

    "#00F background color is set."

);

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

  info("Delete input value");

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

  EventUtils.sendKey("DELETE", view.styleWindow);

  await onValueDeleted;

  is(editor.input.value, "", "value input is empty");

  await waitFor(() => view.popup?.isOpen);

  ok(true, "autocomplete popup opened");

  info("Hide autocomplete popup");

  const onPopupClosed = once(view.popup, "popup-closed");

  EventUtils.sendKey("ESCAPE", view.styleWindow);

  await onPopupClosed;

  ok(true, "popup was closed");

  info("Cancel edit with escape key");

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

  EventUtils.sendKey("ESCAPE", view.styleWindow);

  await onRuleViewChanged;

is(

    propEditor.valueSpan.textContent,

    "#00F",

    "'#00F' property value is correctly set."

);

is(

    await getComputedStyleProperty("#testid", null, "background-color"),

    "rgb(0, 0, 255)",

    "#00F background color is set."

);

is(

    propEditor.warning.hidden,

    true,

    "warning icon is hidden after cancelling the edit"

);

});