Integration Testing Node.js APIs with Jest and Supertest
Learn how to write integration tests for Node.js and Express APIs using Jest and Supertest. Test middleware, validation, error handling, and improve coverage with real-world examples.
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API Testing with Jest Mocks and SuperTest
One of the main challenges in doing API testing is database dependency. In the last article Repository Pattern in JavaScript we looked at how to abstract data access operations. One of the main characteristics of the pattern is Testability: The Repository Pattern facilitates unit testing because you can easily replace the actual data access logic…