
Sounds like you want `@?=`, which is less confusingly spelled `shouldBe` in hspec.
-- Keith
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On 1 March 2022 17:56:02 UTC, Daneel Yaitskov
Hi List,
I noticed, that I pay more attention than I should, when working with assertions, because I am not sure about argument order i.e. whether the expected value goes first or vice-versa. Does anybody have similar thought?
Such subtle detail should be easy to grasp with regular practice, but I observe difficulties and I suspect that there is a logical reason for that.
Unit tests appeared long time ago in Java and spread over all languages. HUnit library inherited de facto standard assert function name and signature. I don't know reasoning behind original signature.
I spell "assertEqual" expression as: "Assert that x equals to y" "y" sounds like a model value (i.e. expected value).
In assignments "x <- y" y is the model value, because it defines "x". You get "x" - value on the left not on the right.
Similar issue with test fixing - I always have to check first, that an expected value is actually one. There is no type safety preventing mixing arguments. I had to open and comprehend a source file with test, because test log is not 100% safe.
--
Best regards, Daniil Iaitskov