chapter one - react test

chapter_one.js

import React from 'react';
export const Appointment = ({customer: { firstName }}) => <div>{firstName}</div>;

import React from 'react';
import ReactDOM from 'react-dom'
import { Appointment } from '../src/Appointment';
let container;
let component;
const render = component => ReactDOM.render(component, container);
describe("Appointment", () => {

    beforeEach(() => {
        container = document.createElement('div');;
    });

    it('renders the custom first name', () => {
        const customer = { firstName: 'Ashley'};
        component = <Appointment customer={customer} />
        render(component, container);
        expect(container.textContent).toMatch('Ashley');
    })
    it('renders another customer first name', () => {
        const customer = { firstName: 'Jordon'};
        component = <Appointment customer={customer} />
        render(component, container);
        expect(container.textContent).toMatch('Jordon');
    })
});