NSubstitute 5.1.0 Anthony Egerton,David Tchepak,Alexandr Nikitin,Oleksandr Povar BSD-3-Clause https://licenses.nuget.org/BSD-3-Clause icon.png https://nsubstitute.github.io/ 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. mocking mocks testing unit-testing TDD AAA