public void NavigationViewModelPermissionVisibilityConverter_Convert_ValueIsNull_DefaultValue()
        {
            //------------Setup for test--------------------------
            var converter = new NavigationViewModelPermissionVisibilityConverter();

            //------------Execute Test---------------------------
            var actual = converter.ConvertBack(null, typeof(Visibility), null, CultureInfo.CurrentCulture);

            //------------Assert Results-------------------------
            Assert.IsNull(actual);
        }