Author: Vrushali Kudande
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End-to-End Testing (E2E): Types, Tools & Best Practices (2026)
End-to-end testing (E2E testing) verifies that a complete application works correctly by simulating real user actions from start to finish. It ensures the UI, backend, database, and external services function together as a single system. End-to-end testing works together with lower-level tests such as unit testing and integration testing to ensure both individual components and…