home/categories/testing/bobmatnyc-claude-mpm-skills-universal-testing-testing-anti-patterns-skill-md
testingtesting-security
testing-anti-patterns
Never test mock behavior. Never add test-only methods to production classes. Understand dependencies before mocking. Language-agnostic principles with TypeScript/Jest and Python/pytest examples.
maintainer
bobmatnyc
Updated 1/18/2026
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7
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2
quick start
Installation and usage
Never test mock behavior. Never add test-only methods to production classes. Understand dependencies before mocking. Language-agnostic principles with TypeScript/Jest and Python/pytest examples.
Installation
$ install --globalskills.sh
Usage
Once installed, you can use this skill by running the following command in your terminal:
skills use testing-anti-patterns