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Top 50 Unit Test Cases Every Tester and Developer Should Know

Top 50 Unit Test Cases Every Tester and Developer Should Know

The blog outlines 50 essential unit test case types that developers and testers should consider to ensure robust, reliable code. These include positive tests (valid inputs producing expected results), negative tests (invalid or unexpected inputs), boundary and edge cases, exception and error handling, performance and timeout conditions, data type and format checks, integration points (mocked dependencies), state validation, data consistency, security/security input validation, null and empty input handling, and regression safeguards. The list also emphasizes testing functions handling collections, dates/times, configuration values, concurrency, resource cleanup, and locale/dependency variations. Structuring tests with clear naming, setup/teardown steps, isolation via mocks, and automation

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