Nodejs Express – unit testing/integration tests with Jest

Course Curriculum

Chapter 1: Hello world Express And Jest in less than 10 minutes!

Lecture 1: Initialising project

Lecture 2: Hello World Express REST API in less than 5 mins!

Lecture 3: CRUD Methods we are going to build the TDD-way in REST

Lecture 4: Short intro to Jest + How to install Jest in our project

Chapter 2: Our first unit test with Jest

Lecture 1: Our first test with Jest and Express REST API

Lecture 2: Making our first test with Jest + Express REST API pass!

Lecture 3: Make Jest run automatically on file changes

Chapter 3: Our first unit tests for HTTP POST /todos

Lecture 1: Defining a data model for our Todo items with Mongoose

Lecture 2: Using jest.fn to mock our Mongoose model functions

Lecture 3: Making our test with Jest mock model pass

Lecture 4: How to configure Jest test environment

Lecture 5: How to mock Request and Response objects in Express API

Lecture 6: Writing test with mock Request object and making it pass!

Lecture 7: Using beforeEach in Jest tests

Lecture 8: Testing if response code is 201 and response is sent

Lecture 9: Test if response is sending back JSON body

Chapter 4: First integration test on HTTP POST /todos

Lecture 1: Creating our first integration test with Supertest and Jest

Lecture 2: How to make our Express app ready for integration testing

Lecture 3: Creating our Express Router

Lecture 4: How to debug tests in Jest

Lecture 5: Setting up Express JSON request body middleware

Lecture 6: Fix for address already in use error

Lecture 7: Making our controller function use async/await

Lecture 8: Setting up our MongoDB database in the cloud!

Lecture 9: Creating a MongoDB database user

Lecture 10: Connect to MongoDB database with Mongoose

Lecture 11: Modify our unit tests to use async/await

Lecture 12: Creating a server.js for running our Express REST API manually

Lecture 13: Manual Testing with Postman

Chapter 5: How to write error handling unit tests + integration tests

Lecture 1: Oops! We're missing error handling!

Lecture 2: Unit tests for error handling

Lecture 3: Making our error handling unit test PASS

Lecture 4: Creating a integration test for error handling

Lecture 5: Manual test for error handling

Lecture 6: Making a test for errors returning JSON body

Lecture 7: Create middleware to parse errors in JSON

Lecture 8: Making all of our tests pass and final manual test!

Chapter 6: HTTP GET on /todos route

Lecture 1: Intro + first test exercise

Lecture 2: Making first test for getTodos pass

Lecture 3: Test if TodoModel.find is called

Lecture 4: Test if response is being sent back correctly

Lecture 5: Test for error handling

Lecture 6: Integration test for GET /todos

Lecture 7: Manual test with Postman

Chapter 7: HTTP GET on /todos/:todoId

Lecture 1: Intro + Getting first test done

Lecture 2: Creating mock function TodoModel.findById and test for calls

Lecture 3: Exercise! Make test for response and make test pass!

Lecture 4: Solution to response testing with getById()

Lecture 5: Error handling unit test

Lecture 6: If TodoModel could not be found in database

Lecture 7: Integration test for GET /todos/:todoId

Lecture 8: 404 Integration test + final manual tests

Chapter 8: HTTP PUT /todos – the TDD way

Lecture 1: Intro to PUT method and first test

Lecture 2: Test if TodoModel.findByIdAndUpdate is called

Lecture 3: Test if PUT response is sent back

Lecture 4: Test HTTP PUT error handling

Lecture 5: HTTP PUT 404 test

Lecture 6: HTTP PUT Integration test

Chapter 9: HTTP DELETE

Lecture 1: Using Jest.mock instead of multiple Jest.fn + Intro to final challenge!

Lecture 2: Unit tests for HTTP Delete method

Lecture 3: Integration test for HTTP Delete Method + manual test + you are awesome!!

Lecture 4: BONUS – coupons for other courses