module.js

/**
 * Module
 */

// External Library
import _ from '../node_modules/lodash/dist/lodash.js';

// Private variables
let _eventName = '_test';

// Getter for private variable
export let getEventName = function () {
  return _eventName;
};

module.spec.js

/**
 * Test module
 */

// Module
import * as Module from './module.js';

// Suite
describe('Module', function () {
  
  // Test
  it('is available', function () {
    expect(Module).not.to.be.null;
  });

  it('has getter for event name', function () {
    expect(Module.getEventName()).to.equal('_test');
  });
});