Find here snippets for testing...
- Javascript basics
- Asynchronous code (e.g. Promises)
- Mongoose
- Express
- React
The snippets will show you the following concepts in practice:
- Writing test cases
- Wrapping tests in test suites
- Unit Tests & Integration Tests
- Handle Asynchronous code, like Mongoose operations
- Testing Express routes
- Check React DOM elements
- Fire React DOM events and check DOM state changes
- Mocking dependencies
- mock fetch() in the frontend
- mock mongoose database calls like User.find()
Resources:
- Official JEST Getting started guide: https://jestjs.io/docs/en/getting-started
- more to come...