Bonus: Testing TypeScript code with Jest (Exercise)

Lessons | Demo

Start the test runner by running npm test in the root of the frontend-bootcamp folder.

Basic testing

  1. Look at exercise/src/stack.ts for a sample implementation of a stack

  2. Follow the instructions inside stack.spec.ts file to complete the two tests

Enzyme Testing

  1. Open up exercise/src/TestMe.spec.tsx

  2. Fill in the test using Enzyme concepts introduced in the demo

For this step, we look at unit testing. Run
npm test
in the command line.