result-list.spec.js

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */

import { scrollList } from "../result-list.js";

describe("scrollList", () => {

  beforeEach(() => {

    jest.useFakeTimers();

});

  /* eslint-disable jest/expect-expect */

  it("just returns if element not found", () => {

    const li = document.createElement("li");

    scrollList([li], 1);

});

  /* eslint-enable jest/expect-expect */

  it("calls scrollIntoView", () => {

    const ul = document.createElement("ul");

    const li = document.createElement("li");

    li.scrollIntoView = jest.fn();

    ul.appendChild(li);

    scrollList([li], 0);

    jest.runAllTimers();

    expect(li.scrollIntoView).toHaveBeenCalled();

});

});