# Aleksey Kladov - How to Test (Highlights) ![rw-book-cover|256](https://readwise-assets.s3.amazonaws.com/static/images/article0.00998d930354.png) ## Highlights - Instead of every test interacting with the API directly, I like to define a single check function which calls the API. - track_caller https://rust-lang.github.io/rfcs/2091-inline-semantic.html - work hard on making adding new tests trivial. - Neural Network Test Can you re-use the test suite if your entire software is replaced with an opaque neural network? #qa What is Neural Network Test? Can you re-use the test suite if your entire software is replaced with an opaque neural network?