@helpscout/helix/scripts/test.js

A Faker-powered fixture generator for Javascript

'use strict'

// Do this as the first thing so that any code reading it knows the right env.
process.env.BABEL_ENV = 'test'
process.env.NODE_ENV = 'test'
process.env.PUBLIC_URL = ''

// Makes the script crash on unhandled rejections instead of silently
// ignoring them. In the future, promise rejections that are not handled will
// terminate the Node.js process with a non-zero exit code.
process.on('unhandledRejection', err => {
  throw err
})

const jest = require('jest')
const argv = process.argv.slice(2)

// Watch unless on CI or in coverage mode
if (!process.env.CI && argv.indexOf('--coverage') < 0) {
  argv.push('--watch')
}

// Optimize for CI
// https://github.com/facebook/jest/issues/3855#issuecomment-309521581
argv.push('--maxWorkers=4')

jest.run(argv)