message: Request mock should send truthy for errors
diff: @@ -12,6 +12,6 @@ module.exports = jest.fn((opts, cb) => {
  } else if (url && url.endsWith("en_EN.json")) {
  cb(undefined, {status: 200}, JSON.stringify(en));
  } else {
  - cb(undefined, {status: 404}, "");
  + cb(true, {status: 404}, "");
  }
  });
  