test-runSaga.js

import { createStore, applyMiddleware } from 'redux'

import sagaMiddleware, { runSaga, storeIO, take, put } from 'redux-saga'


///////////////////////////////////////////////////////////////////
//
// Sagas
//

const delay = (ms) => new Promise(resolve => setTimeout(resolve, ms))

function* midSaga1() {
  const action = yield take('RUNSAGA_ACTION')
  console.log('mid-1 take', action)
  
  yield delay(0)
  yield put({type: 'MIDDLEWARE_SAGA'})
}

function* midSaga2() {
  let action = yield take('RUNSAGA_ACTION')
  console.log('mid-2 take', action)
  
  action = yield take('MIDDLEWARE_SAGA')
  console.log('mid-2 take', action)
}


function reducer(state=[], action) {
  return [...state, action]
}
  

const store = applyMiddleware(sagaMiddleware(midSaga1, midSaga2))(createStore)(reducer)

runSaga(function*() {
  yield put({type: 'RUNSAGA_ACTION'})
  
  const action = yield take('MIDDLEWARE_SAGA')
  console.log('runSaga take', action)
}(), storeIO(store))