* ObjectTest.cs: chore: 整理 AVUser 接口，并编写简单测试用例。

* UserTest.cs:
* AVUser.cs:
* AVQuery.cs:
* AVObject.cs:
* MD5.cs:
* AVCloudCodeController.cs:

Storage/Storage.Test/ObjectTest.cs

@@ -3,7 +3,6 @@ using LeanCloud;
 using System.Net.Http;
 using System.Threading;
 using System.Threading.Tasks;
-using System.Runtime.CompilerServices;
 
 namespace LeanCloudTests {
     public class ObjectTests {
@@ -12,6 +11,7 @@ namespace LeanCloudTests {
             AVClient.Initialize(new AVClient.Configuration {
                 ApplicationId = "BMYV4RKSTwo8WSqt8q9ezcWF-gzGzoHsz",
                 ApplicationKey = "pbf6Nk5seyjilexdpyrPwjSp",
+                ApiServer = "https://avoscloud.com",
                 RTMServer = "https://router-g0-push.avoscloud.com",
             });
             AVClient.HttpLog(TestContext.Out.WriteLine);
@@ -54,5 +54,19 @@ namespace LeanCloudTests {
             Assert.Pass();   
         }
 
+        [Test]
+        public async Task TestMassiveRequest() {
+            await Task.Run(() => {
+                for (int i = 0; i < 10; i++) {
+                    for (int j = 0; j < 50; j++) {
+                        AVObject obj = AVObject.Create("Foo");
+                        obj.SaveAsync().ContinueWith(_ => {
+                            TestContext.Out.WriteLine($"{obj.ObjectId} saved");
+                        });
+                    }
+                    Thread.Sleep(1000);
+                }
+            });
+        }
     }
 }

Storage/Storage.Test/UserTest.cs

@@ -70,5 +70,45 @@ namespace LeanCloudTests {
             await user.UpdatePasswordAsync("111111", "222222");
             await user.UpdatePasswordAsync("222222", "111111");
         }
+
+        [Test]
+        public async Task LoginWithAuthData() {
+            AVUser user = await AVUser.LogInWithAuthDataAsync(new Dictionary<string, object> {
+                { "openid", "0395BA18A5CD6255E5BA185E7BEBA242" },
+                { "access_token", "12345678-SaMpLeTuo3m2avZxh5cjJmIrAfx4ZYyamdofM7IjU" },
+                { "expires_in", 1382686496 }
+            }, "qq");
+            Assert.NotNull(user.SessionToken);
+            TestContext.Out.WriteLine(user.SessionToken);
+        }
+
+        [Test]
+        public async Task AssociateAuthData() {
+            AVUser user = await AVUser.LogInAsync("111111", "111111");
+            Assert.NotNull(user.SessionToken);
+            await user.AssociateAuthDataAsync(new Dictionary<string, object> {
+                { "openid", "0395BA18A5CD6255E5BA185E7BEBA243" },
+                { "access_token", "12345678-SaMpLeTuo3m2avZxh5cjJmIrAfx4ZYyamdofM7IjU" },
+                { "expires_in", 1382686496 }
+            }, "qq");
+        }
+
+        [Test]
+        public async Task Anonymously() {
+            AVUser user = await AVUser.LogInAnonymouslyAsync();
+            Assert.NotNull(user.SessionToken);
+            TestContext.Out.WriteLine(user.SessionToken);
+        }
+
+        [Test]
+        public async Task GetRoles() {
+            AVUser user = await AVUser.LogInAsync("111111", "111111");
+            Assert.NotNull(user.SessionToken);
+            IEnumerable<AVRole> roles = await user.GetRolesAsync();
+            Assert.Greater(roles.Count(), 0);
+            foreach (AVRole role in roles) {
+                TestContext.Out.WriteLine(role.Name);
+            }
+        }
     }
 }

Storage/Storage/Internal/Cloud/Controller/AVCloudCodeController.cs

@@ -7,7 +7,7 @@ using System.Net.Http;
 
 namespace LeanCloud.Storage.Internal {
     public class AVCloudCodeController {
-        public Task<T> CallFunctionAsync<T>(String name,
+        public Task<T> CallFunctionAsync<T>(string name,
             IDictionary<string, object> parameters,
             string sessionToken,
             CancellationToken cancellationToken) {
@@ -19,7 +19,7 @@ namespace LeanCloud.Storage.Internal {
             return AVPlugins.Instance.CommandRunner.RunCommandAsync<IDictionary<string, object>>(command, cancellationToken: cancellationToken).OnSuccess(t => {
                 var decoded = AVDecoder.Instance.Decode(t.Result.Item2) as IDictionary<string, object>;
                 if (!decoded.ContainsKey("result")) {
-                    return default(T);
+                    return default;
                 }
                 return Conversion.To<T>(decoded["result"]);
             });
@@ -34,7 +34,7 @@ namespace LeanCloud.Storage.Internal {
             return AVPlugins.Instance.CommandRunner.RunCommandAsync<IDictionary<string, object>>(command, cancellationToken: cancellationToken).OnSuccess(t => {
                 var decoded = AVDecoder.Instance.Decode(t.Result.Item2) as IDictionary<string, object>;
                 if (!decoded.ContainsKey("result")) {
-                    return default(T);
+                    return default;
                 }
                 return Conversion.To<T>(decoded["result"]);
             });

Storage/Storage/Internal/File/Cryptography/MD5/MD5.cs

@@ -75,11 +75,11 @@ namespace LeanCloud.Storage.Internal
         private const byte S42 = 10;
         private const byte S43 = 15;
         private const byte S44 = 21;
-        static private byte[] PADDING = new byte[] {
+        private static readonly byte[] PADDING = {
-                                                        0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+                                            0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-                                                        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+                                            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-                                                        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
+                                            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
-                                                    };
+                                        };
         #endregion
 
         #region F, G, H and I are basic MD5 functions.

Storage/Storage/Public/AVObject.cs

@@ -570,7 +570,7 @@ string propertyName
                 // Get the JSON representation of the object.
                 currentOperations = StartSave();
 
-                sessionToken = AVUser.CurrentUser.SessionToken;
+                sessionToken = AVUser.CurrentUser?.SessionToken;
 
                 deepSaveTask = DeepSaveAsync(estimatedData, sessionToken, cancellationToken);
             }

Storage/Storage/Public/AVQuery.cs

@@ -654,10 +654,13 @@ namespace LeanCloud
 
         internal AVQuery<T> WhereRelatedTo(AVObject parent, string key) {
             MergeWhereClauses(new Dictionary<string, object> {
-                { key, new Dictionary<string, object>{ { "$relatedTo", new Dictionary<string, object> {
+                {
-                        { "object", parent},
+                    "$relatedTo",
-                        { "key", key}
+                    new Dictionary<string, object> {
-                    } } } }
+                        { "object", parent },
+                        { "key", key }
+                    }
+                }
             });
             return this;
         }

Storage/Storage/Public/AVUser.cs

@@ -269,96 +269,6 @@ namespace LeanCloud {
 
         #endregion
 
-
-        #region 第三方登录
-
-        /// <summary>
-        /// 使用第三方数据注册；如果已经存在相同的 Auth Data，则执行登录
-        /// </summary>
-        /// <param name="authData">Auth Data</param>
-        /// <param name="platform">平台</param>
-        /// <param name="options"></param>
-        /// <returns></returns>
-        public static Task<AVUser> LogInWithAuthDataAsync(IDictionary<string, object> authData, string platform, AVUserAuthDataLogInOption options = null) {
-            if (options == null) {
-                options = new AVUserAuthDataLogInOption();
-            }
-            return LogInWithAsync(platform, authData, options.FailOnNotExist);
-        }
-
-        /// <summary>
-        /// 使用第三方数据注册；
-        /// </summary>
-        /// <param name="authData">Auth data</param>
-        /// <param name="platform">平台标识</param>
-        /// <param name="unionId"></param>
-        /// <param name="options"></param>
-        /// <returns></returns>
-        public static Task<AVUser> LogInWithAuthDataAndUnionIdAsync(IDictionary<string, object> authData, string platform, string unionId,
-            AVUserAuthDataLogInOption options = null) {
-            if (options == null) {
-                options = new AVUserAuthDataLogInOption();
-            }
-            MergeAuthData(authData, unionId, options);
-            return LogInWithAsync(platform, authData, options.FailOnNotExist);
-        }
-
-        /// <summary>
-        /// 绑定第三方登录
-        /// </summary>
-        /// <param name="authData">Auth data</param>
-        /// <param name="platform">平台标识</param>
-        /// <returns></returns>
-        public Task AssociateAuthDataAsync(IDictionary<string, object> authData, string platform) {
-            return LinkWithAsync(platform, authData);
-        }
-
-        /// <summary>
-        /// 绑定第三方登录
-        /// </summary>
-        /// <param name="authData">OAuth data</param>
-        /// <param name="platform">平台标识</param>
-        /// <param name="unionId"></param>
-        /// <param name="options"></param>
-        /// <returns></returns>
-        public Task AssociateAuthDataAndUnionIdAsync(IDictionary<string, object> authData, string platform, string unionId,
-            AVUserAuthDataLogInOption options = null) {
-            if (options == null) {
-                options = new AVUserAuthDataLogInOption();
-            }
-            MergeAuthData(authData, unionId, options);
-            return LinkWithAsync(platform, authData);
-        }
-
-        /// <summary>
-        /// 解绑第三方登录
-        /// </summary>
-        /// <param name="platform">平台标识</param>
-        /// <returns></returns>
-        public Task DisassociateWithAuthDataAsync(string platform) {
-            return LinkWithAsync(platform, null);
-        }
-
-        #endregion
-
-
-        public Task LinkWithAsync(string authType, IDictionary<string, object> data) {
-            AuthData = new Dictionary<string, IDictionary<string, object>> {
-                [authType] = data
-            };
-            return SaveAsync();
-        }
-
-        internal static async Task<AVUser> LogInWithAsync(string authType, IDictionary<string, object> data, bool failOnNotExist) {
-            var ret = await UserController.LogInAsync(authType, data, failOnNotExist);
-            AVUser user = FromState<AVUser>(ret, "_User");
-            user.AuthData = new Dictionary<string, IDictionary<string, object>> {
-                [authType] = data
-            };
-            CurrentUser = user;
-            return CurrentUser;
-        }
-
         #region 手机号登录
 
         /// <summary>
@@ -430,6 +340,77 @@ namespace LeanCloud {
 
         #endregion
 
+        #region 第三方登录
+
+        /// <summary>
+        /// 使用第三方数据注册；如果已经存在相同的 Auth Data，则执行登录
+        /// </summary>
+        /// <param name="authData">Auth Data</param>
+        /// <param name="platform">平台</param>
+        /// <param name="options"></param>
+        /// <returns></returns>
+        public static Task<AVUser> LogInWithAuthDataAsync(IDictionary<string, object> authData, string platform, AVUserAuthDataLogInOption options = null) {
+            if (options == null) {
+                options = new AVUserAuthDataLogInOption();
+            }
+            return LogInWithAsync(platform, authData, options.FailOnNotExist);
+        }
+
+        /// <summary>
+        /// 使用第三方数据注册；
+        /// </summary>
+        /// <param name="authData">Auth data</param>
+        /// <param name="platform">平台标识</param>
+        /// <param name="unionId"></param>
+        /// <param name="options"></param>
+        /// <returns></returns>
+        public static Task<AVUser> LogInWithAuthDataAndUnionIdAsync(IDictionary<string, object> authData, string platform, string unionId,
+            AVUserAuthDataLogInOption options = null) {
+            if (options == null) {
+                options = new AVUserAuthDataLogInOption();
+            }
+            MergeAuthData(authData, unionId, options);
+            return LogInWithAsync(platform, authData, options.FailOnNotExist);
+        }
+
+        /// <summary>
+        /// 绑定第三方登录
+        /// </summary>
+        /// <param name="authData">Auth data</param>
+        /// <param name="platform">平台标识</param>
+        /// <returns></returns>
+        public Task AssociateAuthDataAsync(IDictionary<string, object> authData, string platform) {
+            return LinkWithAuthDataAsync(platform, authData);
+        }
+
+        /// <summary>
+        /// 绑定第三方登录
+        /// </summary>
+        /// <param name="authData">Auth data</param>
+        /// <param name="platform">平台标识</param>
+        /// <param name="unionId"></param>
+        /// <param name="options"></param>
+        /// <returns></returns>
+        public Task AssociateAuthDataAndUnionIdAsync(IDictionary<string, object> authData, string platform, string unionId,
+            AVUserAuthDataLogInOption options = null) {
+            if (options == null) {
+                options = new AVUserAuthDataLogInOption();
+            }
+            MergeAuthData(authData, unionId, options);
+            return LinkWithAuthDataAsync(platform, authData);
+        }
+
+        /// <summary>
+        /// 解绑第三方登录
+        /// </summary>
+        /// <param name="platform">平台标识</param>
+        /// <returns></returns>
+        public Task DisassociateWithAuthDataAsync(string platform) {
+            return LinkWithAuthDataAsync(platform, null);
+        }
+
+        #endregion
+
         #region 重置密码
 
         /// <summary>
@@ -552,7 +533,7 @@ namespace LeanCloud {
         /// <summary>
         /// 关注某个用户
         /// </summary>
-        /// <param name="userObjectId">被关注的用户Id</param>
+        /// <param name="userObjectId">被关注的用户 Id</param>
         /// <param name="data">关注的时候附加属性</param>
         /// <returns></returns>
         public Task FollowAsync(string userObjectId, IDictionary<string, object> data) {
@@ -570,7 +551,7 @@ namespace LeanCloud {
         /// <summary>
         /// 取关某一个用户
         /// </summary>
-        /// <param name="userObjectId"></param>
+        /// <param name="userObjectId">用户 Id</param>
         /// <returns></returns>
         public Task UnfollowAsync(string userObjectId) {
             var command = new AVCommand {
@@ -631,6 +612,28 @@ namespace LeanCloud {
 
         #endregion
 
+        public Task<IEnumerable<AVRole>> GetRolesAsync() {
+            AVQuery<AVRole> query = new AVQuery<AVRole>();
+            query.WhereRelatedTo(this, "users");
+            return query.FindAsync();
+        }
+
+        Task LinkWithAuthDataAsync(string authType, IDictionary<string, object> data) {
+            AuthData = new Dictionary<string, IDictionary<string, object>> {
+                [authType] = data
+            };
+            return SaveAsync();
+        }
+
+        internal static async Task<AVUser> LogInWithAsync(string authType, IDictionary<string, object> data, bool failOnNotExist) {
+            var ret = await UserController.LogInAsync(authType, data, failOnNotExist);
+            AVUser user = FromState<AVUser>(ret, "_User");
+            user.AuthData = new Dictionary<string, IDictionary<string, object>> {
+                [authType] = data
+            };
+            CurrentUser = user;
+            return CurrentUser;
+        }
 
         internal static async Task<AVUser> LogInWithParametersAsync(Dictionary<string, object> strs) {
             IObjectState ret = await UserController.LogInWithParametersAsync("login", strs);