expect.js

Registration

// using ES6 modules
import { registerAssertions } from 'redux-actions-assertions/expectjs';
// using CommonJS modules
var registerAssertions = require('redux-actions-assertions/expectjs').registerAssertions;
// registration
registerAssertions();

Usage

.dispatchActions

expect(action).to.dispatchActions(expectedActions, callback)

Asserts that when given action is dispatched it will dispatch expectedActions. action can be plain object (action) or function (action creator). expectedActions can be can be plain object (action) or function (action creator) or array of objects/functions.

expect(myActionCreator())
 .to.dispatchActions({ type: 'MY_ACTION_START' }, callback);

.not.dispatchActions

expect(action).not.to.dispatchActions(expectedActions, callback) expect(action).to.not.dispatchActions(expectedActions, callback)

Asserts that when given action is dispatched it will not dispatch expectedActions. action can be plain object (action) or function (action creator). expectedActions can be can be plain object (action) or function (action creator) or array of objects/functions.

expect(myActionCreator())
 .not.to.dispatchActions({ type: 'MY_ACTION_START' }, callback);
expect(myActionCreator())
 .to.not.dispatchActions({ type: 'MY_ACTION_START' }, callback);

.withState

expect(action).withState(state).to.dispatchActions(expectedActions, callback)

Asserts that store initialised with state before action is dispatched.

expect(myActionCreator())
 .withState({ property: 'value' })
 .to.dispatchActions([{ type: 'MY_ACTION_START' }, finishActionCreator()], callback);