docs: update README.md promise usage example

Update promise usage example to call the `done` function and also add a catch block.
ladjs · Jul 28, 2020 · ebd4c29 · ebd4c29
1 parent 910a111
commit ebd4c29
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/README.md b/README.md
@@ -110,15 +110,17 @@ You can also use promises:
 
 ```js
 describe('GET /users', function() {
-  it('responds with json', function() {
+  it('responds with json', function(done) {
     return request(app)
       .get('/users')
       .set('Accept', 'application/json')
       .expect('Content-Type', /json/)
       .expect(200)
       .then(response => {
           assert(response.body.email, 'foo@bar.com')
+          done();
       })
+      .catch(err => done(err))
   });
 });
 ```