Fluent Assertions
A comprehensive set of extension methods for writing readable and intuitive assertions in .NET unit tests.
What is Fluent Assertions?
Fluent Assertions is a .NET library that provides a comprehensive suite of extension methods for writing fluent, readable assertions in unit tests. It allows developers to specify expected outcomes in a natural language style, improving test clarity and making failure messages more informative. The library supports TDD and BDD methodologies and works across multiple .NET platforms and test frameworks.
.NET developers writing unit tests using frameworks like MSTest, NUnit, or xUnit, particularly those practicing TDD or BDD who value test readability and maintainability.
Developers choose Fluent Assertions for its intuitive, chainable API that makes tests easier to write and understand, its detailed failure messages that reduce debugging time, and its broad compatibility with .NET ecosystems and test frameworks.
Overview
A very extensive set of extension methods that allow you to more naturally specify the expected outcome of a TDD or BDD-style unit tests. Targets .NET Framework 4.7, as well as .NET Core 2.1, .NET Core 3.0, .NET 6, .NET Standard 2.0 and 2.1. Supports the unit test frameworks MSTest2, NUnit3, XUnit2, MSpec, and NSpec3.
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