@kmcid/cypress-parallel-cli/utils.js

CLI app for running parallel cypress tests

// We have been encountering memory issues when running
// For now our fix is to apply BigBinary's fix where they disable some chrome features and increasing heap size
// https://www.bigbinary.com/blog/how-we-fixed-the-cypress-out-of-memory-error-in-chromium-browsers
module.exports = {
  cloudOptimizations: (on) => {
    if (!on) throw new Error('Cloud runner optimizations require the "on" parameter')

    on('before:browser:launch', (browser, launchOptions) => {
      if (['chrome', 'edge'].includes(browser.name)) {
        if (browser.isHeadless) {
          launchOptions.args.push('--no-sandbox')
          launchOptions.args.push('--disable-gl-drawing-for-tests')
          launchOptions.args.push('--disable-gpu')
          launchOptions.args.push("--disable-dev-shm-usage")
        }
        launchOptions.args.push('--js-flags=--max-old-space-size=4096')
      }
      return launchOptions
    })
  },
}