sonarqube/server/sonar-web/src/main/js/components/common/__tests__/MultiSelect-test.tsx

/*
 * SonarQube
 * Copyright (C) 2009-2020 SonarSource SA
 * mailto:info AT sonarsource DOT com
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
import { mount, shallow } from 'enzyme';
import * as React from 'react';
import MultiSelect from '../MultiSelect';

const props = {
  selectedElements: ['bar'],
  elements: [],
  onSearch: () => Promise.resolve(),
  onSelect: () => {},
  onUnselect: () => {},
  renderLabel: (element: string) => element,
  placeholder: ''
};

const elements = [
  { key: 'foo', label: 'foo' },
  { key: 'bar', label: 'bar' },
  { key: 'baz', label: 'baz' }
];

it('should render multiselect with selected elements', () => {
  const multiselect = shallow(<MultiSelect {...props} />);
  // Will not only the selected element
  expect(multiselect).toMatchSnapshot();

  multiselect.setProps({ elements });
  expect(multiselect).toMatchSnapshot();
  multiselect.setState({ activeIdx: 2 });
  expect(multiselect).toMatchSnapshot();
  multiselect.setState({ query: 'test' });
  expect(multiselect).toMatchSnapshot();
});

it('should render with the focus inside the search input', () => {
  /*
   * Need to attach to document body to have it set to `document.activeElement`
   * See: https://github.com/jsdom/jsdom/issues/2723#issuecomment-580163361
   */
  const multiselect = mount(<MultiSelect {...props} />, { attachTo: document.body });

  expect(multiselect.find('input').getDOMNode()).toBe(document.activeElement);

  multiselect.unmount();
});