Nock / mock API requests

nock.js

// config/mock/nock.js

import nock from 'nock';

import config from '../../config';

// disable all connections so that we use only the mocks
nock.disableNetConnect();

nock(config.blah.api.rootUrl)
  // these interceptors should persist for all requests
  // https://github.com/node-nock/nock#persist
  .persist()
  // SOME ENDPOINT
  .get(new RegExp(config.blah.api.someApi))
  .reply(200, require('./responses/some-data.json'));

package.json

// ...

  "scripts": {
    // ...
    "mock": "MOCK_API=true npm start",
    // ...
  },

// ...

server.js

// ...

// use the mock API responses if required
if (process.env.MOCK_API) {
  require('../config/mock/nock');
}

// ...