public void Should_Not_CanLoad(string url)
        {
            var f = new UrlLoadDirectiveProviderFixture();

            var lr = new LoadReference(new Uri(url));

            var r = f.CanLoad(lr);

            Assert.False(r);
        }
        public void Load_Url_Reference(string url)
        {
            var f = new UrlLoadDirectiveProviderFixture();

            var lr = new LoadReference(new Uri(url));

            f.Load(lr);

            Assert.NotEmpty(f.LoadedReferences);

            foreach (var k in f.LoadedReferences.Keys)
            {
                Console.WriteLine(k);
            }
        }