Setup a .net application for nunit

To create unit test project, go to add new projects-> visual C#->Test->Unit Test Project

Now go to Manage Nuget Package->Online->search for "nunit"

Now click on nunit and nunit adaptor

Install both

Now check all references will be added in the aaplication.

Go to the class for unit testing in this added project, where you will get "TestClass".

Add some code in the "TestMethod" function to test.

Go to "Test" menu->Windows->Test explorer

Build code

Select test method in the Test explorer and right click

debug/run the test