@revoloo/cypress6/packages/server/test/support/helpers/gzip.js

Cypress.io end to end testing tool

const fs = require('fs')
const zlib = require('zlib')
const path = require('path')

const src = path.join('test/support/fixtures/projects/e2e/static/FiraSans-Regular.woff')
const dest = path.join('test/support/fixtures/projects/e2e/static/FiraSans-Regular.woff.gz')

fs.readFile(src, (err, buf) => {
  zlib.gzip(buf, (err, zipped) => {
    console.log(dest)
    fs.writeFile(dest, zipped, (err, bytes) => {
      console.log(err, bytes)
    })
  })
})