Puppeteer & Jest: Describe "google.com"

google.js

const puppeteer = require('puppeteer');
const myAccount = require('../google-account.js');

jest.setTimeout(30000);

let browser = null;
let signContext = null;

beforeAll(async () => {
  browser = await puppeteer.launch({ headless: false });
  signContext = await browser.createIncognitoBrowserContext();
});

describe('google.com', () => {
  let page = null;

  beforeEach(async () => {
    page = await signContext.newPage();

    await page.setViewport({
      width: 1200,
      height: 800,
    });

    // Google 접속
    await page.goto('https://google.com');
  });

  afterEach(async () => {
    await page.close();
  });

  test('로그인', async () => {
    // 로그인 페이지로 이동
    await page.click('#gb_70');
    await page.waitForNavigation();

    // 이메일 타이핑 및 다음
    await page.type('#identifierId', myAccount.email);
    await page.click('#identifierNext');
    await page.waitForNavigation();

    // 패스워드 타이핑 및 다음
    await page.waitForSelector('input[type="password"]', {
      visible: true,
    });
    await page.type('input[type="password"]', myAccount.password);
    await page.click('#passwordNext');
    await page.waitForNavigation();

    await page.waitForSelector('a[title^="Google 계정"]', {
      visible: true,
    });

    // 로그인 체크
    const buttonTitle = await page.$eval('a[title^="Google 계정"]', button => button.title);

    expect(buttonTitle).toContain(myAccount.email);
  });

  test('로그아웃', async () => {
    const nextPage = await page.$eval('a[title^="Google 계정"]', button => button.href);

    await page.goto(nextPage);
    await page.click('#signout');
    await page.waitForNavigation();

    const buttonText = await page.$eval('#gb_70', button => button.textContent);

    expect(buttonText).toBe('로그인');
  });
});

afterAll(() => {
  browser.close();
});