import { expect } from 'chai'; import 'mocha'; import { isDev } from './env'; export function setDev(dev = true): void { if (dev) { process.argv.splice(2, 0, '--env=dev'); } else { process.argv = process.argv.filter((value) => value !== '--env=dev'); } } describe('Environment Service', () => { it('correctly identifies the development process argument', () => { setDev(); expect(isDev()).to.be.true; setDev(false); expect(isDev()).to.be.false; }); });