Write isolated C# unit tests using xUnit, NSubstitute, and AutoFixture.
npx skills add https://github.com/duranserkan/DRN-Project --skill test-unit
Please help me install this Agent Skill. Skill: test-unit Source: https://github.com/duranserkan/DRN-Project/tree/main/.agent/skills/test-unit Command: npx skills add https://github.com/duranserkan/DRN-Project --skill test-unit
Unit testing patterns and organization for fast, isolated testing using mock-based strategies (NSubstitute) and test data tooling to validate services, domain logic, and components in isolation.
Run the unit test suite to validate service behavior and the illustrated patterns.
High-intent search queries and answers about installing and using this skill.
You structure isolated unit tests for C# services using a standardized project layout with xUnit and NSubstitute. AutoFixture handles auto-mocking for dependent interfaces, validating domain logic and components in isolation across typical development workflows.
Auto-mocking with AutoFixture and NSubstitute automatically generates mock implementations for dependent interfaces during unit testing. This eliminates manual mock setup, allowing you to validate services and domain logic in isolation quickly and consistently.
A structured test project layout organizes tests into Tests/, Framework/, Data/, Settings/, and Sketch directories. This standardization enables repeatable mocking patterns and clearly documented test utilities for validating components in isolation.
Yes, validating domain logic in isolation requires AutoFixture and NSubstitute for auto-mocking. These dependencies automatically generate mocks for dependent interfaces, ensuring components behave correctly without external dependencies in your xUnit test suite.
The best way to organize mocking patterns is using a standardized test project layout with clearly documented test utilities. Combining NSubstitute and AutoFixture for auto-mocking ensures repeatable validation of services and domain logic across typical scenarios.
Use mock-based strategies for unit testing C# components when you need to validate services and domain logic in isolation. NSubstitute provides confident mocks, ensuring fast and independent test execution without relying on external systems or dependencies.
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