Learning Redux

Testing successful requests

The first test will be the success case—we are going to mock the API and then call the fetchUser action creator. Afterwards, we check if the FETCH_USER_REQUEST and FETCH_USER_SUCCESS actions were dispatched to our mock store:

1. We start by defining the successful test. Edit __tests__/actions/users.test.js and add the following code to the describe('fetching user') block:

 test('dispatches FETCH_USER_SUCCESS when fetching succeeds', () => {

2. As we did in the previous section, we start by defining the user object and mocking the API:

    const username = 'dan'    const realname = 'Daniel Bugl'    const userObj = { username, realname }    nock('http://localhost:8080/')      .get(`/api/users/${username}`)      .reply(200, userObj)

3. Then ...