They typically can only prove correctness for specific input data, and then ther... | Hacker News

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		layer8 on June 17, 2024 \| parent \| context \| favorite \| on: How to test without mocking They typically can only prove correctness for specific input data, and then there’s often still some runtime or environment-dependent chance involved which may cause some fraction of the invocations to fail. Is it correct or not if a single invocation succeeds? How can you be sure?

mehagar on June 17, 2024 [–]

Unit tests should be independent of the environment they are run in, and pass or fail consistently. Otherwise, it is not a unit test.

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