dotnet-testing

name	dotnet-testing
category	testing
subcategory	fundamentals
description	.NET testing fundamentals overview and navigation center. Triggered when users ask about "how to write .NET tests", ".NET testing getting started", "required testing tools", "testing best practices", "learn testing from scratch", and other general testing needs. Recommends appropriate sub-skills based on specific requirements, covering testing fundamentals, test data, assertions, mocking, special scenarios, and other 19 fundamental skills. Keywords: dotnet testing, .NET testing, testing getting started, how to write tests, testing best practices, unit test, unit test, xunit, 3A pattern, FIRST principle, assertion, assertion, mock, stub, NSubstitute, test data, AutoFixture, Bogus, validator, FluentValidation, TimeProvider, IFileSystem, code coverage, ITestOutputHelper, test naming
targets	["*"]
license	MIT
metadata	{"author":"Kevin Tseng","version":"1.0.0","tags":".NET, testing, xUnit, overview, guide, fundamentals","related_skills":"dotnet-testing-advanced","skill_count":19,"skill_type":"overview"}
claudecode	{}
opencode	{}
codexcli	{"short-description":".NET skill guidance for dotnet-testing"}
copilot	{}
geminicli	{}
antigravity	{}

Source: kevintsengtw/dotnet-testing-agent-skills (MIT). Ported into dotnet-agent-harness.

.NET Testing Fundamentals Overview

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🤖 AI Agent Important Notes

When you (AI Agent) are loaded with this entry skill, please read the following guidelines first:

📋 Positioning of This Skill

This file is a "navigation center" used to help find the correct sub-skills.

Your Tasks Are

1. ✅ Match corresponding sub-skills based on user needs
2. ✅ Use the Skill tool to load specific sub-skills
3. ✅ Let sub-skills provide professional testing guidance

Prohibited Behaviors

• ❌ Do not provide test code directly in this entry skill
• ❌ Do not start implementing tests without loading sub-skills
• ❌ Do not skip sub-skills to provide "general" testing advice

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🎯 Quick Skill Reference Table (AI Agent Must Read)

Keywords mentioned by users → Sub-skills to load

Most Frequently Used Skills (Must Memorize)

User Says...	Load Command	Purpose
Validator, validator, CreateUserValidator	/skill dotnet-testing-fluentvalidation-testing	FluentValidation testing
Mock, simulation, IRepository, IService	/skill dotnet-testing-nsubstitute-mocking	Mock external dependencies
AutoFixture, test data generation	/skill dotnet-testing-autofixture-basics	Auto-generate test data
Assertion, Should(), BeEquivalentTo	/skill dotnet-testing-awesome-assertions-guide	Fluent assertions (must learn)
DateTime, time testing, TimeProvider	/skill dotnet-testing-datetime-testing-timeprovider	Time-related testing
File, file system, IFileSystem	/skill dotnet-testing-filesystem-testing-abstractions	File system testing
Bogus, fake data, Faker	/skill dotnet-testing-bogus-fake-data