public void ShouldGetDefaultContent()
        {
            var container = new CultureContentContainer();
            var sut       = new ContentHandler(container);

            //set a couple of cultures
            sut.AddCultureContents(new Dictionary <CultureInfo, ICultureContent> {
                { new CultureInfo("nl-NL"), new CultureContent() },
                { new CultureInfo("ru-KZ"), null },
                { new CultureInfo("en-GB"), null }
            });
            Assert.NotNull(sut.GetDefaultContent());
        }