um-react/src/test-utils/test-helper.tsx

import { PreloadedState } from '@reduxjs/toolkit';
import { RenderOptions, render } from '@testing-library/react';
import { PropsWithChildren } from 'react';
import { Provider } from 'react-redux';
import { AppStore, RootState, setupStore } from '~/store';

// Adapted from: https://redux.js.org/usage/writing-tests

// eslint-disable-next-line react-refresh/only-export-components
export * from '@testing-library/react';

export interface ExtendedRenderOptions extends RenderOptions {
  preloadedState?: PreloadedState<RootState>;
  store?: AppStore;
}

export function renderWithProviders(
  ui: React.ReactElement,
  { preloadedState = {}, store = setupStore(preloadedState), ...renderOptions }: ExtendedRenderOptions = {}
) {
  function Wrapper({ children }: PropsWithChildren<unknown>): JSX.Element {
    return <Provider store={store}>{children}</Provider>;
  }

  return { store, ...render(ui, { wrapper: Wrapper, ...renderOptions }) };
}