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Test Generator with One-Assertion Rule

Generate unit tests enforcing one assertion per test with AAA structure.

Updated Apr 5, 2026
Search Tags:#test-generation#mocking#unit-testing#coding-standards#aaa-pattern#one-assertion
One-click install
npx skills add https://github.com/svo/knowledge-matchmaker-corpus-indexer --skill test-generator-with-one-assertion-rule
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: Test Generator with One-Assertion Rule
Source: https://github.com/svo/knowledge-matchmaker-corpus-indexer/tree/main/.claude/skills/test-generator
Command: npx skills add https://github.com/svo/knowledge-matchmaker-corpus-indexer --skill test-generator-with-one-assertion-rule

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This skill enforces the project's one-assertion-per-test standard to improve test readability, reliability, and CI stability.

Core Features & Use Cases

  • Enforces one assertion per test across the codebase to ensure isolated verifications.
  • Provides clear test naming conventions and AAA structure to improve maintainability.
  • Supports layered testing (domain, repository, use-case, controller) with proper mocking guidelines.

Quick Start

Adopt the one-assertion-per-test rule for new and existing tests, ensuring each test asserts exactly one outcome.

Frequently Asked Questions about Test Generator with One-Assertion Rule

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

FAQPage Schema
Why use one-assertion-per-test in unit testing?▼

One-assertion-per-test improves unit testing reliability and readability by isolating verifications, ensuring each test validates exactly one outcome for deterministic CI stability.

How do I enforce the one-assertion rule across domain models and controllers?▼

To enforce the one-assertion rule across domain models and controllers, apply consistent naming and AAA structure with proper mocking guidelines to ensure isolated verifications and 100% coverage.

Can I apply the one-assertion rule to layered testing with repositories and use cases?▼

Yes, the one-assertion rule supports layered testing across repositories and use cases by providing clear test naming conventions and proper mocking guidelines to maintain isolated verifications.

What is the best way to structure unit tests for maintainability?▼

The best way to structure unit tests for maintainability is using the AAA pattern with clear naming conventions and proper mocking to enforce one assertion per test.

Does strict one-assertion testing work with complex mocking scenarios?▼

Strict one-assertion testing works with complex mocking scenarios by enforcing isolated verifications across domain models, repositories, use cases, and controllers while adhering to consistent testing standards.

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