VS 单元测试

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ClassLibrary1
{
    public class ClassAdd
    {
        public static int Add(int num1, int num2)
        {
            return num1 + num2;
        }
    }
}

using System;
using Microsoft.VisualStudio.TestTools.UnitTesting;

namespace UnitTestProject1
{
    [TestClass]
    public class UnitTest1
    {
        [TestMethod]
        public void TestMethod1()
        {
            int num1 = 100;
            int num2 = 200;
            var res = ClassLibrary1.ClassAdd.Add(num1, num2);
            Console.WriteLine(res);
        }
    }
}