11 best C# Testing Data libraries in 2023

:card_index: A simple fake data generator for C#, F#, and VB.NET. Based on and ported from the famed faker.js.

AutoFixture is an open source library for .NET designed to minimize the 'Arrange' phase of your unit tests in order to maximize maintainability. Its primary goal is to allow developers to focus on what is being tested rather than how to setup the test scenario, by making it easier to create object graphs containing test data.

Verify is a snapshot tool that simplifies the assertion of complex data models and documents.

GenFu is a library you can use to generate realistic test data. It is composed of several property fillers that can populate commonly named properties through reflection using an internal database of values or randomly created data. You can override any of the fillers, give GenFu hints on how to fill them.

NBi is a testing framework (add-on to NUnit) for Business Intelligence and Data Access. The main goal of this framework is to let users create tests with a declarative approach based on an Xml syntax. By the means of NBi, you don't need to develop C# or Java code to specify your tests! Either, you don't need Visual Studio or Eclipse to compile your test suite. Just create an Xml file and let the framework interpret it and play your tests. The framework is designed as an add-on of NUnit but with the possibility to port it easily to other testing frameworks.

Database Benchmark is one of the most powerfull open source tools designed to stress test databases with large data flows.

A library that can be used to generate data for testing or other uses. You provide it with a pattern containing symbols defining the output you want to produce and it will create random data to match that pattern.

This open source repository is developed and maintained by the JYTEK company, Shanghai, China, for the purpose of facilitating the development of the test and measurement using C# programming language. The project follows the GNU GPL V3.0 license and provides many commonly used T&M GUIs, utilities, data manipulations, and algorithms.

Tech demo for testing JSON-loaded game data

TestApi is a library of test and utility APIs that enables developers and testers to create testing tools and automated tests for .NET and Win32 applications. TestApi provides a set of common test building blocks -- types, data-structures and algorithms -- in a simple, layered, componentized and documented stack.

A library for easy creation and data population of model classes for testing