gistfile1.txt

// together:
const asyncEnhancer = // depends on your middleware and how you inject dependencies
const store = createStore(reducer, undefined, asyncEnhancer);
store.dispatch(myAsyncAction()).then(() => {
  expect(mySelector(store.getState())).toEqual('foo');
});

// or separate:
describe('async action', () => {
  it('dispatches action1 and action2', () => {
    // depends on your async middleware and how you inject dependencies for that
  });
});

describe('reducer', () => {
  it('does foo when receiving action1 and action2', () => {
     const actions = [action1(), action2()];
     const state = actions.reduce(reducer, undefined);
     expect(mySelector(state))).toEqual('foo');
  });
  );
});