NSubstitute 4.2.1

Prefix Reserved
.NET Standard 1.3 This package targets .NET Standard 1.3. The package is compatible with this framework or higher. .NET Framework 4.5 This package targets .NET Framework 4.5. The package is compatible with this framework or higher.
There is a newer version of this package available.
See the version list below for details. 
dotnet add package NSubstitute --version 4.2.1                

                    
                

            
NuGet\Install-Package NSubstitute -Version 4.2.1
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package. 
<PackageReference Include="NSubstitute" Version="4.2.1" />
For projects that support PackageReference, copy this XML node into the project file to reference the package. 
paket add NSubstitute --version 4.2.1                

                    
                

            
#r "nuget: NSubstitute, 4.2.1"
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package. 
// Install NSubstitute as a Cake Addin
#addin nuget:?package=NSubstitute&version=4.2.1

// Install NSubstitute as a Cake Tool
#tool nuget:?package=NSubstitute&version=4.2.1

NSubstitute is a friendly substitute for .NET mocking libraries. It has a simple, succinct syntax to help developers write clearer tests. NSubstitute is designed for Arrange-Act-Assert (AAA) testing and with Test Driven Development (TDD) in mind.

Product Compatible and additional computed target framework versions.
.NET net5.0 was computed.  net5.0-windows was computed.  net6.0 was computed.  net6.0-android was computed.  net6.0-ios was computed.  net6.0-maccatalyst was computed.  net6.0-macos was computed.  net6.0-tvos was computed.  net6.0-windows was computed.  net7.0 was computed.  net7.0-android was computed.  net7.0-ios was computed.  net7.0-maccatalyst was computed.  net7.0-macos was computed.  net7.0-tvos was computed.  net7.0-windows was computed.  net8.0 was computed.  net8.0-android was computed.  net8.0-browser was computed.  net8.0-ios was computed.  net8.0-maccatalyst was computed.  net8.0-macos was computed.  net8.0-tvos was computed.  net8.0-windows was computed. 
.NET Core netcoreapp1.0 was computed.  netcoreapp1.1 was computed.  netcoreapp2.0 was computed.  netcoreapp2.1 was computed.  netcoreapp2.2 was computed.  netcoreapp3.0 was computed.  netcoreapp3.1 was computed. 
.NET Standard netstandard1.3 is compatible.  netstandard1.4 was computed.  netstandard1.5 was computed.  netstandard1.6 was computed.  netstandard2.0 is compatible.  netstandard2.1 was computed. 
.NET Framework net45 is compatible.  net451 was computed.  net452 was computed.  net46 is compatible.  net461 was computed.  net462 was computed.  net463 was computed.  net47 was computed.  net471 was computed.  net472 was computed.  net48 was computed.  net481 was computed. 
MonoAndroid monoandroid was computed. 
MonoMac monomac was computed. 
MonoTouch monotouch was computed. 
Tizen tizen30 was computed.  tizen40 was computed.  tizen60 was computed. 
Universal Windows Platform uap was computed.  uap10.0 was computed. 
Xamarin.iOS xamarinios was computed. 
Xamarin.Mac xamarinmac was computed. 
Xamarin.TVOS xamarintvos was computed. 
Xamarin.WatchOS xamarinwatchos was computed. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (216)

Showing the top 5 NuGet packages that depend on NSubstitute:

Package Downloads
AutoFixture.AutoNSubstitute

This extension turns AutoFixture into an Auto-Mocking Container. The mock instances are created by NSubstitute. To use it, add the AutoNSubstituteCustomization to your Fixture instance.
MockQueryable.NSubstitute

Extension for mocking Entity Framework Core operations such ToListAsync, FirstOrDefaultAsync etc. When writing tests for your application it is often desirable to avoid hitting the database. The extension allows you to achieve this by creating a context – with behavior defined by your tests – that makes use of in-memory data.
PeanutButter.TestUtils.Generic

Some generic test utilites.
FunFair.Test.Common

FunFair Common Test Infrastructure for building xUnit tests on top of.
AutofacContrib.NSubstitute

Package Description

GitHub repositories (419)

Showing the top 5 popular GitHub repositories that depend on NSubstitute:

Repository Stars
dotnet/maui
.NET MAUI is the .NET Multi-platform App UI, a framework for building native device applications spanning mobile, tablet, and desktop.
icsharpcode/ILSpy
.NET Decompiler with support for PDB generation, ReadyToRun, Metadata (&more) - cross-platform!
ardalis/CleanArchitecture
Clean Architecture Solution Template: A starting point for Clean Architecture with ASP.NET Core
bitwarden/server
Bitwarden infrastructure/backend (API, database, Docker, etc).
App-vNext/Polly
Polly is a .NET resilience and transient-fault-handling library that allows developers to express policies such as Retry, Circuit Breaker, Timeout, Bulkhead Isolation, and Fallback in a fluent and thread-safe manner. From version 6.0.1, Polly targets .NET Standard 1.1 and 2.0+.
Version Downloads Last updated
5.3.0 60,760 10/28/2024
5.1.0 23,803,014 9/11/2023
5.0.0 10,920,238 2/12/2023
4.4.0 11,892,095 7/10/2022
4.3.0 10,922,741 1/24/2022
4.2.2 26,518,995 6/13/2020
4.2.1 14,880,329 7/15/2019
4.2.0 2,353,141 5/19/2019
4.1.0 847,815 5/5/2019
4.0.0 3,612,725 1/30/2019
3.1.0 13,370,083 10/27/2017
3.0.1 489,696 10/8/2017
2.0.3 8,756,780 4/25/2017
1.10.0 3,804,809 3/22/2016
1.9.2 1,422,622 10/22/2015
1.9.1 522,707 9/30/2015
1.8.2 1,082,473 5/29/2015
1.8.1 889,117 12/26/2014
1.8.0 149,297 11/11/2014
1.7.2 600,016 3/4/2014
1.7.1 223,848 1/16/2014
1.7.0 44,976 1/3/2014
1.6.1 296,107 6/30/2013
1.6.0 152,497 4/19/2013
1.5.0 350,785 1/25/2013
1.4.3 71,579 8/15/2012
1.4.2 30,103 7/1/2012
1.4.1 5,067 6/28/2012
1.4.0 54,503 5/4/2012
1.3.0 45,049 11/22/2011
1.2.1 10,534 10/10/2011
1.2.0 5,784 9/29/2011
1.1.0 45,823 5/21/2011
1.0.0 77,579 5/17/2011