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TDD Guard
by nizos · nizos/tdd-guard
Automated TDD enforcement for Claude Code — blocks code without tests, works across languages and runners.
TDD Guard is a Claude skill / skill pack maintained by nizos. Automated TDD enforcement for Claude Code — blocks code without tests, works across languages and runners. See README for installation and configuration: https://github.com/nizos/tdd-guard
Why use it
Key features
- Automated TDD enforcement for Claude Code — blocks code without tests, works across languages and runners.
- Language: TypeScript
- 2106+ GitHub stars at verification time
- Community project
Live Demo
What it looks like in practice
Use Cases
Real-world ways to use TDD Guard
When to use: See repo README for canonical use cases.
Prerequisites
- Repo cloned or installed — See https://github.com/nizos/tdd-guard
Flow
-
Install
Install TDD Guard per README.✓ Copied
→ Skill registered with client
-
Configure
Provide credentials/config as instructed.✓ Copied
→ Successful auth/init
-
Use
Run a sample task with TDD Guard.✓ Copied
→ Expected output
Outcome: You can drive the documented workflow end-to-end.
Pitfalls
- Skipping README — Read the repo README and CHANGELOG before shipping to prod.
Cost & Limits
What this costs to run
- API quota
- None of its own; bounded by upstream provider quotas if any
- Tokens per call
- Depends on usage
- Monetary
- Open source — check repo LICENSE
- Tip
- Review upstream API costs (if any) before automating.
Security
Permissions, secrets, blast radius
Minimum scopes: Whatever the upstream provider requires
Credential storage: Env vars or local config — never commit secrets
Data egress: Forwards data per its README
Never grant: Full admin to untrusted prompts
- Project moves fast — pin a version in production.
Troubleshooting
Common errors and fixes
Auth fails
Verify credentials and required scopes match README.
Verify: Re-read repo README auth section.
Tool not found by client
Ensure MCP client config points to correct command/path.
Verify: Restart the client after editing config.