initComponentTest = () => {
  // setup enzyme
  Enzyme.configure({ adapter: new Adapter() });
  //
  // and then load them in the app so that <Component.Whatever /> is defined
  // we need registered fragments to be initialized because populateComponentsApp will run
  // hocs, like withUpdate, that rely on fragments
  initializeFragments();
  // actually fills the Components object
  populateComponentsApp();
}
Initialize components
Must be called AFTER components registration