public void ConvertIntToEnumValue()
        {
            var converter = new IntToEnumConverter(typeof(TestEnum));

            var actual = converter.Convert(2);

            actual.Should().Be(TestEnum.Value2);
        }
        public void ConvertEnumBackToIntValue()
        {
            var converter = new IntToEnumConverter(typeof(TestEnum));

            var actual = converter.ConvertBack(TestEnum.Value3);

            actual.Should().Be(3);
        }