Math-magicians-Testing

[Yemisirach]

-Set up React Testing Library.

• Follow the instructions in the official documentation.
• You don't need to setup Jest (it's included in Create React App).
  • Write unit tests for the files operate.js and calculate.js using Jest.
  • Create unit tests for all React components:
• Use Jest snapshots to test the components.
• Use React Testing Library to simulate user interaction.
  • Run your full tests suite using Jest. All tests should pass.