User List Spec

user_list_spec.js

import React from 'react';
import UserList from 'user_list';
import { shallow } from 'enzyme';

describe('UserList', function () {
  var set, onSelectSpy, wrapper, instance;

  beforeEach(function () {
    set = new Set();
    onSelectSpy = jasmine.createSpy('onSelect');
    wrapper = shallow(<UserList set={set}
                                onSelect={onSelectSpy}/>);
    instance = wrapper.instance();
  });

  it('renders table as the root element', function () {
    expect(wrapper.is('table')).toBeTruthy();
  });
  
  describe('some method where onSelect called at some point', function () {
    it('calls the spy', function () {
      instance.someMethod();
      expect(onSelectSpy).toHaveBeenCalledWith('foo');
    });
  });
});