Sample saga test

LJNSagaTesting03.js

describe('loginSaga', () => {
	it('logs a user in when the email and password are recognised', async () => {
		const { store, dispatched } = configureStore()

		/* Arrange */
		const expirationDate = getFutureDate({ minute: 15 })
		mockAxiosSuccess({ expirationDate })  // /auth/login
		mockAxiosSuccess(annieErnaux)         // /auth/fetchCurrentUser

		/* Act */
		store.dispatch(login({ ...goodData }))

		/* Assert */
		await expectAction(dispatched, { type: LOGIN_SUCCESS })

		expect(store.getState()).toMatchObject({
			auth: {
				error: null,
				expirationDate,
				loginPending: false,
				user: annieErnaux,
			},
		})
	})
})