public void Initialize()
        {
            networkOperations = Substitute.For<NetworkOperations>();
            serviceControl = Substitute.For<IServiceControl>();
            licenseRegistration = Substitute.For<LicenseRegistrationViewModel>();

            sut = new AboutViewModel(networkOperations, serviceControl, licenseRegistration);
        }
        public void Initialize()
        {
            networkOperations   = Substitute.For <NetworkOperations>();
            serviceControl      = Substitute.For <IServiceControl>();
            licenseRegistration = Substitute.For <LicenseRegistrationViewModel>();

            sut = new AboutViewModel(networkOperations, serviceControl, licenseRegistration);
        }