public async Task can_follow_is_true_when_rel_does_not_exist()
        {
            var testServer = TestServer.Create<StartUp>();
            var client = new HyperFriendlyHttpClient(testServer.HttpClient, Uris.Home);
            await client.RootAsync();

            var canFollow = client.CanFollow("not_a_resource");

            canFollow.ShouldBeFalse();
        }
        public async Task can_follow_is_true_when_location_header_exists()
        {
            var testServer = TestServer.Create<StartUp>();
            var client = new HyperFriendlyHttpClient(testServer.HttpClient, Uris.Home);
            await client.RootAsync();
            await client.FollowAsync("redirecting_resource");

            var canFollow = client.CanFollow();

            canFollow.ShouldBeTrue();
        }