'use strict'; if (typeof jest !== 'undefined' && typeof window !== 'undefined') { console.warn('Mongoose: looks like you\'re trying to test a Mongoose app ' + 'with Jest\'s default jsdom test environment. Please make sure you read ' + 'Mongoose\'s docs on configuring Jest to test Node.js apps: ' + 'http://mongoosejs.com/docs/jest.html'); }