اختبار التكامل باستخدام Bot Framework و DirectLine (2)

    public class Utils
    {
        /// <summary>
        /// Uploads to an URL and gets result
        /// </summary>
        /// <typeparam name="T">Type of object you are receiving</typeparam>
        /// <param name="bearer">Token</param>
        /// <param name="url">Url</param>
        /// <param name="serializedJson">Serialized JSON to send</param>
        /// <returns></returns>
        public static T uploadString<T>(string bearer, string url, string serializedJson)
        {
            string serializedResult = "";

            /// Webclient
            using (var client = new WebClient())
            {
                /// Add headers
                client.Headers.Add("Content-Type", "application/json");
                client.Headers.Add("Authorization", $"Bearer {bearer}");

                /// Upload string
                serializedResult = client.UploadString(url, serializedJson);
            }

            /// Get result and return it as an object
            return JsonConvert.DeserializeObject<T>(serializedResult);
        }

        /// <summary>
        /// Downloads from URL
        /// </summary>
        /// <typeparam name="T">Type of object you are receiving</typeparam>
        /// <param name="bearer">Token</param>
        /// <param name="url">Url</param>
        /// <returns></returns>
        public static T downloadString<T>(string bearer, string url)
        {
            string serializedResult = "";

            /// Webclient
            using (var client = new WebClient())
            {
                /// Add headers
                client.Headers.Add("Content-Type", "application/json");
                client.Headers.Add("Authorization", $"Bearer {bearer}");

                /// Download string
                serializedResult = client.DownloadString(url);
            }

            /// Get result and return it as an object
            return JsonConvert.DeserializeObject<T>(serializedResult);
        }
    }

/// Arrange with current requested values
string token, newToken, conversationId;
/// Act

/// 1 - Get token using secret from DirectLine in BotFramework panel
token = Utils.uploadString<DirectLineAuth>(data.Secret, data.DirectLineGenerateTokenEndpoint, "").token;

/// 2 -Create a new conversation
var createdConversation = Utils.uploadString<DirectLineAuth>(token, data.DirectLineConversationEndpoint, "");

// This returns a new token and a conversationId
newToken = createdConversation.token;
conversationId = createdConversation.conversationId;

/// 3 - Send an activity to the conversation with new token and conversationId
string directlineConversationActivitiesEndpoint = data.DirectLineConversationEndpoint + conversationId + "/activities";
Utils.uploadString<DirectLineAuth>(newToken, directlineConversationActivitiesEndpoint, JsonConvert.SerializeObject(entry.Request));

/// 4 - Get all activities, we get a List<activity> and a watermark
var getLastActivity = Utils.downloadString<ActivityResponse>(newToken, directlineConversationActivitiesEndpoint);

/// 5 - Get the latest activity which is the response we should be expecting
var latestResponse = getLastActivity.activities[Int32.Parse(getLastActivity.watermark)];