shlink-web-client/test/short-urls/SearchBar.test.tsx

import { shallow, ShallowWrapper } from 'enzyme';
import { Mock } from 'ts-mockery';
import { formatISO } from 'date-fns';
import { useLocation, useNavigate } from 'react-router-dom';
import filteringBarCreator from '../../src/short-urls/ShortUrlsFilteringBar';
import SearchField from '../../src/utils/SearchField';
import Tag from '../../src/tags/helpers/Tag';
import { DateRangeSelector } from '../../src/utils/dates/DateRangeSelector';
import ColorGenerator from '../../src/utils/services/ColorGenerator';

jest.mock('react-router-dom', () => ({
  ...jest.requireActual('react-router-dom'),
  useNavigate: jest.fn(),
  useParams: jest.fn().mockReturnValue({ serverId: '1' }),
  useLocation: jest.fn().mockReturnValue({}),
}));

describe('<ShortUrlsFilteringBar />', () => {
  let wrapper: ShallowWrapper;
  const ShortUrlsFilteringBar = filteringBarCreator(Mock.all<ColorGenerator>());
  const navigate = jest.fn();
  const now = new Date();
  const createWrapper = (search = '') => {
    (useLocation as any).mockReturnValue({ search });
    (useNavigate as any).mockReturnValue(navigate);

    wrapper = shallow(<ShortUrlsFilteringBar />);

    return wrapper;
  };

  afterEach(jest.clearAllMocks);
  afterEach(() => wrapper?.unmount());

  it('renders some children components SearchField', () => {
    const wrapper = createWrapper();

    expect(wrapper.find(SearchField)).toHaveLength(1);
    expect(wrapper.find(DateRangeSelector)).toHaveLength(1);
  });

  it.each([
    [ 'tags=foo,bar,baz', 3 ],
    [ 'tags=foo,baz', 2 ],
    [ '', 0 ],
    [ 'foo=bar', 0 ],
  ])('renders the proper amount of tags', (search, expectedTagComps) => {
    const wrapper = createWrapper(search);

    expect(wrapper.find(Tag)).toHaveLength(expectedTagComps);
  });

  it('redirects to first page when search field changes', () => {
    const wrapper = createWrapper();
    const searchField = wrapper.find(SearchField);

    expect(navigate).not.toHaveBeenCalled();
    searchField.simulate('change', 'search-term');
    expect(navigate).toHaveBeenCalledWith('/server/1/list-short-urls/1?search=search-term');
  });

  it('redirects to first page when a tag is removed', () => {
    const wrapper = createWrapper('tags=foo,bar');
    const tag = wrapper.find(Tag).first();

    expect(navigate).not.toHaveBeenCalled();
    tag.simulate('close');
    expect(navigate).toHaveBeenCalledWith('/server/1/list-short-urls/1?tags=bar');
  });

  it.each([
    [{ startDate: now }, `startDate=${encodeURIComponent(formatISO(now))}` ],
    [{ endDate: now }, `endDate=${encodeURIComponent(formatISO(now))}` ],
    [
      { startDate: now, endDate: now },
      `startDate=${encodeURIComponent(formatISO(now))}&endDate=${encodeURIComponent(formatISO(now))}`,
    ],
  ])('redirects to first page when date range changes', (dates, expectedQuery) => {
    const wrapper = createWrapper();
    const dateRange = wrapper.find(DateRangeSelector);

    expect(navigate).not.toHaveBeenCalled();
    dateRange.simulate('datesChange', dates);
    expect(navigate).toHaveBeenCalledWith(`/server/1/list-short-urls/1?${expectedQuery}`);
  });
});