browser_jsterm_history.js

Enable keyboard shortcuts

/* Any copyright is dedicated to the Public Domain.

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

// Tests the console history feature accessed via the up and down arrow keys.

"use strict";

const TEST_URI = "data:text/html;charset=UTF-8,<!DOCTYPE html>test";

const COMMANDS = ["document", "window", "window.location"];

add_task(async function () {

  const hud = await openNewTabAndConsole(TEST_URI);

  const { jsterm } = hud;

  jsterm.focus();

  for (const command of COMMANDS) {

    info(`Executing command ${command}`);

    await executeAndWaitForResultMessage(hud, command, "");

  for (let x = COMMANDS.length - 1; x != -1; x--) {

    EventUtils.synthesizeKey("KEY_ArrowUp");

    is(getInputValue(hud), COMMANDS[x], "check history previous idx:" + x);

  EventUtils.synthesizeKey("KEY_ArrowUp");

  is(getInputValue(hud), COMMANDS[0], "test that item is still index 0");

  EventUtils.synthesizeKey("KEY_ArrowUp");

  is(getInputValue(hud), COMMANDS[0], "test that item is still still index 0");

  for (let i = 1; i < COMMANDS.length; i++) {

    EventUtils.synthesizeKey("KEY_ArrowDown");

    is(getInputValue(hud), COMMANDS[i], "check history next idx:" + i);

  EventUtils.synthesizeKey("KEY_ArrowDown");

  is(getInputValue(hud), "", "check input is empty again");

  // Simulate pressing Arrow_Down a few times and then if Arrow_Up shows

  // the previous item from history again.

  EventUtils.synthesizeKey("KEY_ArrowDown");

  EventUtils.synthesizeKey("KEY_ArrowDown");

  EventUtils.synthesizeKey("KEY_ArrowDown");

  is(getInputValue(hud), "", "check input is still empty");

  const idxLast = COMMANDS.length - 1;

  EventUtils.synthesizeKey("KEY_ArrowUp");

is(

    getInputValue(hud),

    COMMANDS[idxLast],

    "check history next idx:" + idxLast

);

});