# Testing

> Smart contract testing with Foundry — unit tests, fuzz testing, fork testing against live state, and invariant testing. What to test, what to skip, and what LLMs commonly get wrong.

- Skill: `bankrbot/testing-2` (Agent Skill, multi-file: 3 files)
- Install (CLI): `npx skillmds@latest add bankrbot/testing-2`
- Raw SKILL.md: https://api.skillmd.com/api/skills/bankrbot/testing-2/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: BankrBot (https://skillmd.com/u/bankrbot)
- Updated: 2026-09-21
- Page: https://skillmd.com/skills/bankrbot/testing-2

---


# Testing

Provided by EthSkills. Installs outside this repo — see `catalog.json` `install.command`.