unit-test-author

Generate unit test plans and example tests across multiple frameworks.

3|2|Updated Jun 9, 2026

Search Tags:#pytest #jest #edge-cases #mocking #unit-testing #table-driven

Ready to run

npx skills add https://github.com/JayRHa/AgentSkills --skill unit-test-author-jayrha

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: unit-test-author
Source: https://github.com/JayRHa/AgentSkills/tree/main/unit-test-author
Command: npx skills add https://github.com/JayRHa/AgentSkills --skill unit-test-author-jayrha

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill helps teams design and implement high-quality unit tests that verify behavior, cover edge cases, and reduce brittleness across languages and frameworks.

Core Features & Use Cases

Guidance on identifying the unit under test, selecting conventions for the target language, and enumerating edge cases.
Support for table-driven / parametrized test patterns, AAA structure, and robust naming conventions to improve maintainability.
Cross-language coverage guidance across pytest, Jest/Vitest, Go testing, JUnit, RSpec, xUnit, and Rust, with examples and templates.

Quick Start

Provide a ready-to-run unit test plan and example tests for the target function or module across languages.

Frequently Asked Questions about unit-test-author

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I write unit tests that cover edge cases across different frameworks?▼

To write unit tests covering edge cases, identify the unit under test, enumerate edge cases, and apply table-driven patterns or parametrized tests. This approach works across pytest, Jest, Go testing, JUnit, RSpec, xUnit, and Rust.

What is the best way to structure maintainable unit tests?▼

The best way to structure maintainable unit tests is using the AAA (Arrange-Act-Assert) pattern alongside robust naming conventions. This ensures tests verify behavior clearly and reduces brittleness across languages.

Does this approach support table-driven testing in Go and pytest?▼

Yes, table-driven testing and parametrized patterns are explicitly supported for Go testing and pytest. This allows you to validate multiple inputs against expected behaviors deterministically.

How do I plan a mocking strategy for deterministic tests?▼

To plan a mocking strategy for deterministic tests, identify external dependencies within your unit under test and replace them with controlled mocks. This isolates behavior and prevents flaky test execution.

Can I use table-driven tests with Jest and Vitest?▼

Yes, you can generate table-driven and parametrized unit tests for Jest and Vitest. The process involves enumerating edge cases into a data table and iterating over them to assert expected outcomes.