Add Unit Test Writer Skill

[DhanushNehru]

Create a skill that generates comprehensive unit tests from provided source code. Should support multiple languages (JavaScript/Jest, Python/pytest, Go/testing, Rust/cargo test).

What it should do

• Analyze function signatures, edge cases, and error paths
• Generate test cases with descriptive names following AAA pattern (Arrange, Act, Assert)
• Include happy path, edge cases, error handling, and boundary value tests
• Suggest mocking strategies for external dependencies

Skill File Location

skills/developer/unit-test-writer.md

Acceptance Criteria

• Follows SKILL_TEMPLATE.md format
• Includes at least 2 example interactions (one with a simple function, one with a class/module)
• System prompt under 1000 tokens
• Tips section with at least 2 variations

Resources

• Jest docs
• pytest docs

Difficulty: ⭐⭐ (Intermediate)

Want to work on this? Comment below and I'll assign you! 🙋