🧪 Api Contract Testing
This skill helps you generate and validate API contract tests across Pact, Spring Cloud Contract, or OpenAPI to prevent breaking changes and enable CI/CD
npx playbooks add skill williamzujkowski/cognitive-toolworks --skill api-contract-testing
About Api Contract Testing
The Api Contract Testing skill generates and validates API contract tests across Pact, Spring Cloud Contract, or OpenAPI to prevent breaking changes and enable continuous integration and continuous deployment. This skill connects to various testing frameworks, allowing developers to ensure the stability of their APIs. A developer would reach for this skill when they need to verify that changes to their API do not break existing contracts, typically as part of their continuous integration and continuous deployment pipeline.
The 24-word prompt provides structured testing & qa guidance — covering detailed methodology and consistent output formats. Install it in one command.
Use Cases
- Writing unit, integration, and end-to-end tests
- Setting up test coverage and CI pipelines
- Refactoring legacy code with confidence using tests
- Creating test plans and QA checklists
Example Prompts
System Prompt (24 words)
This skill helps you generate and validate API contract tests across Pact, Spring Cloud Contract, or OpenAPI to prevent breaking changes and enable CI/CD
Frequently Asked Questions
What is Api Contract Testing?
Api Contract Testing is a free testing & qa skill for AI coding agents. This skill helps you generate and validate API contract tests across Pact, Spring Cloud Contract, or OpenAPI to prevent breaking changes and enable CI/CD. It provides a specialized system prompt that configures your agent with testing & qa expertise.
How do I use Api Contract Testing with Claude Code?
Run npx playbooks add skill williamzujkowski/cognitive-toolworks --skill api-contract-testing in your terminal to install Api Contract Testing into your Claude Code session. It works immediately after installation.
Which AI coding agents work with Api Contract Testing?
Api Contract Testing is compatible with Claude Code, Cursor, GitHub Copilot, Windsurf, OpenClaw, Cline, and any AI agent that supports custom system prompts or .cursorrules files.
Is Api Contract Testing free to use?
Yes, Api Contract Testing is completely free and open source. The full source is available on GitHub at https://github.com/williamzujkowski/cognitive-toolworks/tree/main/skills/api-contract-testing. You only need a subscription to the AI agent you use it with.
