Steps to create UnitTest Project in ASP.NET Core

 Assertions:

--Actual

--Expectation

using Visual Studio Framework:

--Create New Class Library Project as 'BankAccountLibrary'

--In that same Project add New XUnit Project as 'BankAccountXUnitTesting' 

--In that same Project add New NUnit Project as 'BankAccountNUnitTesting' 

--In that same Project add New MSTest Project as 'BankAccountMSTest'

--Then add reference of 'BankAccountLibrary' to all 3 Test Projects as Right click>>Add Project reference..

--Then do the coding..

using VSCode CLI:

>cd C:\Subas\DotNetUnitTestingJun2023\UnitTestingusingVSCode

>dotnet new sln -o TestingSolution

>cd TestingSolution

>dotnet new classlib -o BankAccountLibrary

>dotnet sln add ./BankAccountLibrary/BankAccountLibrary.csproj

>dotnet new xunit -o BankAccountXUnitLibrary

>dotnet sln add ./BankAccountXUnitLibrary/BankAccountXUnitLibrary.csproj

>dotnet new nunit -o BankAccountNUnitLibrary

>dotnet sln add ./BankAccountNUnitLibrary/BankAccountNUnitLibrary.csproj

>dotnet new mstest -o BankAccountMSUnitLibrary

>dotnet sln add ./BankAccountMSUnitLibrary/BankAccountMSUnitLibrary.csproj

BankAccountLibrary>dotnet build

>cd..

>cd BankAccountMSUnitLibrary

BankAccountMSUnitLibrary>dotnet add reference ../BankAccountLibrary/BankAccountLibrary.csproj

>cd..

>cd BankAccountNUnitLibrary

BankAccountNUnitLibrary>dotnet add reference ../BankAccountLibrary/BankAccountLibrary.csproj

>cd..

>cd BankAccountXUnitLibrary

BankAccountXUnitLibrary>dotnet add reference ../BankAccountLibrary/BankAccountLibrary.csproj

>dotnet build

>dotnet test

//OR

I)Class Library Project:

--Install from Nugate Package:

---Microsoft.EntityFrameworkcore

---Microsoft.EntityFrameworkcore.Tools

---Microsoft.EntityFrameworkcore.SqlServer

--Add Models and Repository and write Logic

--Open Package Console:

--Build Project

PM> add-migration

Name: CartService_V1

>update-database

II)API Project:

--Install from Nugate Package:

---Microsoft.AspNetCore.Mvc.NewtonsoftJson 6.0.4

---Newtonsoft.Json 13.0.3

--Add Class Library Reference

--Add Controller and write logics 

--Add connection Strings in appsettings and DB Context

--Then test in Postman

III)API NUNit Test Project:

--Install from Nugate Package:

---MOQ

--Write logic

Install below Package from Nugate for MSTest:

Microsoft.AspNet.WebApi.Core