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An overly aggressive mock can work fine, but break much later

(nedbatchelder.com)
67 points ingve | 1 comments | 16 Nov 25 22:36 UTC | HN request time: 0.194s | source
1. DarkNova6 ◴[17 Nov 25 18:41 UTC] No.45956537[source]▶
> An overly aggressive mock can work fine, but then break much later. Why?

Because you are testing against implementation, not specification.

You’re welcome.