They are a safety net - it means that you can refactor the code (e.g. split or merge classes or functions) and tests still pass. If you can’t refactor anything without breaking the tests, something is not right.
(assert (str.in.re w (re.from_ecma2020 {REGEX})))，这一点在体育直播中也有详细论述
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Что думаешь? Оцени!。体育直播对此有专业解读