testing

Provides guidance for writing, debugging, and maintaining automated tests across multiple layers.

2|Updated Apr 6, 2026
One-click install
npx skills add https://github.com/iuliandita/skills --skill testing-iuliandita
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: testing
Source: https://github.com/iuliandita/skills/tree/main/skills/testing
Command: npx skills add https://github.com/iuliandita/skills --skill testing-iuliandita

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill addresses the challenge of maintaining high-quality, reliable test suites that catch regressions and document behavior without inflating coverage numbers or creating brittle, flaky tests.

Core Features & Use Cases

  • Multi-Layer Testing: Supports unit, integration, E2E, accessibility, and performance testing across diverse frameworks like Vitest, Jest, Playwright, and pytest.
  • TDD & Workflow Integration: Provides structured guidance for TDD, mocking strategies, and test data management using factory patterns.
  • Use Case: When refactoring a complex service, use this Skill to generate a suite of integration tests that verify public API behavior while ensuring accessibility compliance via axe-core.

Quick Start

Use the testing skill to write a suite of unit tests for the current module using the project's existing framework.

Frequently Asked Questions about testing

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

FAQPage Schema
How do I write robust automated tests that catch real bugs instead of just inflating coverage numbers?

To write robust automated tests, focus on behavioral assertions and isolated test data to verify actual functionality rather than chasing coverage metrics, ensuring your test suite reliably catches regressions without becoming brittle or flaky.

What is the best way to structure integration and E2E tests using Vitest and Playwright?

Structure integration and E2E tests by using factory patterns for test data management and integrating CI coverage gates, allowing Vitest and Playwright to validate public API behavior across unit, integration, and end-to-end layers reliably.

Does this testing approach support accessibility validation and TDD workflows?

Yes, this testing approach supports accessibility validation via axe-core and Test-Driven Development (TDD) workflows, providing structured guidance for mocking strategies and ensuring compliance alongside functional testing across supported frameworks.

Can I use pytest for Python functional testing alongside JavaScript frameworks like Jest?

Yes, you can use pytest for Python functional testing alongside JavaScript frameworks like Jest and Vitest, as the guidance supports diverse testing frameworks for comprehensive functional, accessibility, and performance validation across different layers.

Why does my test suite produce flaky tests when refactoring complex services, and how do I fix it?

Flaky tests during complex service refactoring often stem from non-isolated test data and brittle assertions; fix them by using factory patterns for data management and verifying public API behavior through robust behavioral assertions.