public void wrapper_string_representation_is_same_as_wrapped_string_representation(string value)
        {
            Assume.That(value != null);

            var wrapper = new SomeStringWrapper(value);

            wrapper.ToString().Should().Be(value);
        }
        public void string_representation_for_wrapped_null_is_some_default_value()
        {
            var wrapper = new SomeStringWrapper(null);

            wrapper.ToString().Should().Be("<null>");
        }