browser_autocomplete_popup_consecutive-show.js

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/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Test that calling `showPopup` multiple time does not lead to invalid state.

add_task(async function () {

  const AutocompletePopup = require("resource://devtools/client/shared/autocomplete-popup.js");

  info("Create an autocompletion popup");

  const { doc } = await createHost();

  const input = doc.createElement("input");

  doc.body.appendChild(input);

  const autocompleteOptions = {

    position: "top",

    autoSelect: true,

    useXulWrapper: true,

};

  const popup = new AutocompletePopup(doc, autocompleteOptions);

  const items = [{ label: "a" }, { label: "b" }, { label: "c" }];

  popup.setItems(items);

  input.focus();

  let onAllEventsReceived = waitForNEvents(popup, "popup-opened", 3);

  // Note that the lack of `await` on those function calls are wanted.

  popup.openPopup(input, 0, 0, 0);

  popup.openPopup(input, 0, 0, 1);

  popup.openPopup(input, 0, 0, 2);

  await onAllEventsReceived;

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

is(

    popup.selectedIndex,

2,

    "Selected index matches the one that was set last when calling openPopup"

);

  onAllEventsReceived = waitForNEvents(popup, "popup-opened", 2);

  // Note that the lack of `await` on those function calls are wanted.

  popup.openPopup(input, 0, 0, 1);

  popup.openPopup(input);

  await onAllEventsReceived;

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

is(

    popup.selectedIndex,

0,

    "First item is selected, as last call to openPopup did not specify an index and autoSelect is true"

);

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

  popup.hidePopup();

  await onPopupClose;

});