public void UpdateCommPkg_ShouldUpdateCommPkgWithGiveNo() { // Arrange & Assert var newDescription = "What an amazing description!"; Assert.AreNotEqual(newDescription, _commPkg.Description); // Act _dut.UpdateCommPkgOnInvitations(_commPkg.ProjectName, _commPkg.CommPkgNo, newDescription); // Assert Assert.AreEqual(newDescription, _commPkg.Description); }