Add test for User

lib/src/User.dart

@@ -83,6 +83,7 @@ class User {
         displayName: json['displayname'],
         avatarUrl: MxContent(json['avatar_url']),
         membership: json['membership'],
+        powerLevel: json['power_level'],
         room: room);
   }
 

test/User_test.dart

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2019 Zender & Kurtz GbR.
+ *
+ * Authors:
+ *   Christian Pauly <krille@famedly.com>
+ *   Marcel Radzio <mtrnord@famedly.com>
+ *
+ * This file is part of famedlysdk.
+ *
+ * famedlysdk is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * famedlysdk is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+import 'package:flutter_test/flutter_test.dart';
+import 'package:famedlysdk/src/User.dart';
+
+void main() {
+  /// All Tests related to the Event
+  group("User", () {
+    test("Create from json", () async {
+
+      final String id = "@alice:server.abc";
+      final String membership = "join";
+      final String displayName = "Alice";
+      final String avatarUrl = "";
+      final int powerLevel = 50;
+
+      final Map<String,dynamic> jsonObj = {
+        "matrix_id": id,
+        "displayname": displayName,
+        "avatar_url": avatarUrl,
+        "membership": membership,
+        "power_level": powerLevel,
+      };
+
+      User user = User.fromJson(jsonObj, null);
+
+      expect(user.id,id);
+      expect(user.membership,membership);
+      expect(user.displayName,displayName);
+      expect(user.avatarUrl.mxc,avatarUrl);
+      expect(user.powerLevel,powerLevel);
+      expect(user.calcDisplayname(),displayName);
+
+    });
+  });
+}