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Prove It Then Break It

Agent skill
1 skill

Use for any change before calling it done — prove it with the right tests (unit base + an integration test that hits the real surface and asserts persisted state), then do an adversarial pass to try to break it.

Install with
Claude CodeCodexCursorGitHub CopilotGemini CLI

Supported by the Atlas install prompt. Skill-specific requirements vary.

Skill stats

Skills1CategoryGeneralStars0

About this skill

Use for any change before calling it done — prove it with the right tests (unit base + an integration test that hits the real surface and asserts persisted state), then do an adversarial pass to try to break it.

Quick start

  1. Copy the install prompt. Use the green button above this README.
  2. Send it to your agent. Paste it into your coding agent’s chat and send.
  3. Review the setup. Your agent checks the skill’s instructions, requirements, and installation scope.
Review, license & listing details
Review the source before using this skill

This is an imported listing. We haven’t certified its safety, license, or compatibility. Skills may include executable scripts.

Automated security scan: Partial

Only SKILL.md was scanned. Supporting files and scripts were not checked. No safety grade has been assigned.

0 potential findings · Scanned 11/4/2026 · Scanner 0.2.1

Content SHA-256: 21c3e4ade09538ee14cd78d0af93c9f005be74ba5c26b56148cdfa95b6fd840f

About scan coverage and limitations

About this listing

Category
General
Reported license
MIT
Listing language (estimated)
English
Review status
Not individually reviewed
Agent compatibility
Atlas installation supports Claude Code, Codex, and Cursor. Skill-specific dependencies and features are checked during setup.
Prove It Then Break It | Agent Skills Atlas