jest-puppeteer.config.js

module.exports = {
  browserContext: 'incognito',
  browserPerWorker: true,

  /**
   * Workaround for jest-environment-puppeteer 'uncaughtException'
   * see error handling in ./config/jest/environment/puppeteer.mjs
   */
  exitOnPageError: false,

  /**
   * @type {import('puppeteer').PuppeteerLaunchOptions}
   */
  launch: {
    args: [
      /**
       * Workaround for 'No usable sandbox! Update your kernel' error
       * see more https://github.com/Googlechrome/puppeteer/issues/290
       */
      '--no-sandbox',
      '--disable-setuid-sandbox',

      /**
       * Prevent empty Chromium startup window
       * Tests use their own `browser.newPage()` instead
       */
      '--no-startup-window'
    ],
    waitForInitialPage: false
  },

  server: {
    command: 'npm start',
    port: 3000,
    launchTimeout: 30000,
    host: '127.0.0.1'
  }
}