Projeto de testes no VisualStudio

UsingTestMethods

[TestClass]
    public class UnitTest1 {
        
        [TestMethod]
        public void TestCalcSoma() {
            int x = 10;
            int y = 20;
            int result;

            Calc calc = new Calc();

            result = calc.Somar(x, y);

            Assert.IsTrue(result == (x + y));
        }
    }