public void GetSchema_Invoke_ReturnsNull()
        {
            IXmlSerializable formatter = new AtomPub10CategoriesDocumentFormatter();

            Assert.Null(formatter.GetSchema());
        }
        public void GetSchema()
        {
            IXmlSerializable i = new AtomPub10CategoriesDocumentFormatter();

            Assert.IsNull(i.GetSchema());
        }