using CalculatorLib; namespace CalculatorLibUnitTests { public class CalculatorUnitTests { [Fact] public void TestAdding2And2() { // arrange double a = 2; double b = 2; double expected = 4; Calculator calc = new(); // act double actual = calc.Add(a, b); // assert Assert.Equal(expected, actual); } [Fact] public void TestAdding2And3() { // arrange double a = 2; double b = 3; double expected = 5; Calculator calc = new(); // act double actual = calc.Add(a, b); // assert Assert.Equal(expected, actual); } } }