How can I use Jest to test my Express.js application?
An example of an AI chatbot conversation about using Jest for testing Express.js applications.
How can I use Jest to test my Express.js application?
You can use Jest by setting it up in your project and writing test cases for your routes and middleware.
What are some basic examples of tests I can write?
You can test if your routes return the correct status codes and responses, and if your middleware functions as expected.
How do I mock a database in my tests?
You can use libraries like jest-mock or sinon to create mock functions that simulate database interactions.
Can I run tests in parallel?
Yes, Jest runs tests in parallel by default, which speeds up the testing process.
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