public void WhenConstructedAndValueIsNullThenSetsToStringEmpty()
        {
            var header = new HttpConnectHeader("name", null);

            header.Value.Should().BeEmpty();
        }
        public void WhenConstructedSetsTheValueProperty()
        {
            var header = new HttpConnectHeader("name", "value");

            header.Value.Should().Be("value");
        }