browser_jsterm_autocomplete_nav_and_tab_key.js

Enable keyboard shortcuts

/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// See Bug 585991.

const TEST_URI = `data:text/html;charset=utf-8,<!DOCTYPE html>

<head>

  <script>

    /* Create a prototype-less object so popup does not contain native

     * Object prototype properties.

*/

    window.foo = Object.create(null, Object.getOwnPropertyDescriptors({

      item00: "value0",

      item1: "value1",

      item2: "value2",

      item3: "value3",

    }));

  </script>

</head>

<body>bug 585991 - autocomplete popup navigation and tab key usage test</body>`;

add_task(async function () {

  const hud = await openNewTabAndConsole(TEST_URI);

  const { jsterm } = hud;

  info("web console opened");

  const { autocompletePopup: popup } = jsterm;

  ok(!popup.isOpen, "popup is not open");

  const onPopUpOpen = popup.once("popup-opened");

  setInputValue(hud, "window.foo");

  // Shows the popup

  EventUtils.sendString(".");

  await onPopUpOpen;

  ok(popup.isOpen, "popup is open");

  const expectedPopupItems = ["item00", "item1", "item2", "item3"];

ok(

    hasExactPopupLabels(popup, expectedPopupItems),

    "getItems returns the items we expect"

);

  is(popup.selectedIndex, 0, "Index of the first item is selected.");

  EventUtils.synthesizeKey("KEY_ArrowUp");

  is(popup.selectedIndex, 3, "index 3 is selected");

  is(popup.selectedItem.label, "item3", "item3 is selected");

  checkInputCompletionValue(hud, "item3", "completeNode.value holds item3");

  EventUtils.synthesizeKey("KEY_ArrowUp");

  is(popup.selectedIndex, 2, "index 2 is selected");

  is(popup.selectedItem.label, "item2", "item2 is selected");

  checkInputCompletionValue(hud, "item2", "completeNode.value holds item2");

  EventUtils.synthesizeKey("KEY_ArrowDown");

  is(popup.selectedIndex, 3, "index 3 is selected");

  is(popup.selectedItem.label, "item3", "item3 is selected");

  checkInputCompletionValue(hud, "item3", "completeNode.value holds item3");

  let currentSelectionIndex = popup.selectedIndex;

  EventUtils.synthesizeKey("KEY_PageUp");

  Assert.less(

    popup.selectedIndex,

    currentSelectionIndex,

    "Index is less after Page UP"

);

  currentSelectionIndex = popup.selectedIndex;

  EventUtils.synthesizeKey("KEY_PageDown");

  Assert.greater(

    popup.selectedIndex,

    currentSelectionIndex,

    "Index is greater after PGDN"

);

  EventUtils.synthesizeKey("KEY_Home");

  is(popup.selectedIndex, 0, "index is first after Home");

  EventUtils.synthesizeKey("KEY_End");

is(

    popup.selectedIndex,

    expectedPopupItems.length - 1,

    "index is last after End"

);

  info("press Tab and wait for popup to hide");

  const onPopupClose = popup.once("popup-closed");

  EventUtils.synthesizeKey("KEY_Tab");

  await onPopupClose;

  // At this point the completion suggestion should be accepted.

  ok(!popup.isOpen, "popup is not open");

is(

    getInputValue(hud),

    "window.foo.item3",

    "completion was successful after KEY_Tab"

);

  ok(!getInputCompletionValue(hud), "completeNode is empty");

  info(

    "Check that hitting Home hides the completion text when the popup is hidden"

);

  await setInputValueForAutocompletion(hud, "window.foo.item0");

  checkInputCompletionValue(hud, "0", "completeNode has expected value");

  if (Services.appinfo.OS == "Darwin") {

    EventUtils.synthesizeKey("a", { ctrlKey: true });

  } else {

    EventUtils.synthesizeKey("KEY_Home");

  checkInputCompletionValue(

    hud,

"",

    "completeNode was cleared after hitting Home"

);

  info(

    "Check that hitting End hides the completion text when the popup is hidden"

);

  await setInputValueForAutocompletion(hud, "window.foo.item0");

  checkInputCompletionValue(hud, "0", "completeNode has expected value");

  EventUtils.synthesizeKey("KEY_End");

  checkInputCompletionValue(

    hud,

"",

    "completeNode was cleared after hitting End"

);

});