Add unit tests

Tests/MQTTnet.Core.Tests/MqttServerTests.cs

@@ -68,7 +68,64 @@ namespace MQTTnet.Core.Tests
             Assert.AreEqual(1, receivedMessagesCount);
         }
 
-        private MqttClient ConnectTestClient(string clientId, MqttApplicationMessage willMessage, MqttServer server)
+        [TestMethod]
+        public async Task MqttServer_Unsubscribe()
+        {
+            var s = new MqttServer(new MqttServerOptions(), new List<IMqttServerAdapter> { new TestMqttServerAdapter() });
+            s.Start();
+
+            var c1 = ConnectTestClient("c1", null, s);
+            var c2 = ConnectTestClient("c2", null, s);
+
+            var receivedMessagesCount = 0;
+            c1.ApplicationMessageReceived += (_, __) => receivedMessagesCount++;
+            
+            var message = new MqttApplicationMessage("a", new byte[0], MqttQualityOfServiceLevel.AtLeastOnce, false);
+
+            await c2.PublishAsync(message);
+            Assert.AreEqual(0, receivedMessagesCount);
+
+            await c1.SubscribeAsync(new TopicFilter("a", MqttQualityOfServiceLevel.AtLeastOnce));
+            await c2.PublishAsync(message);
+
+            await Task.Delay(500);
+            Assert.AreEqual(1, receivedMessagesCount);
+
+            await c1.Unsubscribe("a");
+            await c2.PublishAsync(message);
+
+            await Task.Delay(500);
+            Assert.AreEqual(1, receivedMessagesCount);
+
+            s.Stop();
+            await Task.Delay(500);
+
+            Assert.AreEqual(1, receivedMessagesCount);
+        }
+
+        [TestMethod]
+        public async Task MqttServer_Publish()
+        {
+            var s = new MqttServer(new MqttServerOptions(), new List<IMqttServerAdapter> { new TestMqttServerAdapter() });
+            s.Start();
+
+            var c1 = ConnectTestClient("c1", null, s);
+
+            var receivedMessagesCount = 0;
+            c1.ApplicationMessageReceived += (_, __) => receivedMessagesCount++;
+
+            var message = new MqttApplicationMessage("a", new byte[0], MqttQualityOfServiceLevel.AtLeastOnce, false);
+            await c1.SubscribeAsync(new TopicFilter("a", MqttQualityOfServiceLevel.AtLeastOnce));
+
+            s.Publish(message);
+            await Task.Delay(500);
+
+            s.Stop();
+
+            Assert.AreEqual(1, receivedMessagesCount);
+        }
+
+        private static MqttClient ConnectTestClient(string clientId, MqttApplicationMessage willMessage, MqttServer server)
         {
             var adapterA = new TestMqttCommunicationAdapter();
             var adapterB = new TestMqttCommunicationAdapter();

Tests/MQTTnet.Core.Tests/MqttSubscriptionsManagerTests.cs

@@ -24,7 +24,7 @@ namespace MQTTnet.Core.Tests
                 QualityOfServiceLevel = MqttQualityOfServiceLevel.AtMostOnce
             };
 
-            Assert.IsTrue(sm.IsTopicSubscribed(pp));
+            Assert.IsTrue(sm.IsSubscribed(pp));
         }
 
         [TestMethod]
@@ -43,7 +43,7 @@ namespace MQTTnet.Core.Tests
                 QualityOfServiceLevel = MqttQualityOfServiceLevel.AtMostOnce
             };
 
-            Assert.IsFalse(sm.IsTopicSubscribed(pp));
+            Assert.IsFalse(sm.IsSubscribed(pp));
         }
 
         [TestMethod]
@@ -62,13 +62,13 @@ namespace MQTTnet.Core.Tests
                 QualityOfServiceLevel = MqttQualityOfServiceLevel.AtMostOnce
             };
 
-            Assert.IsTrue(sm.IsTopicSubscribed(pp));
+            Assert.IsTrue(sm.IsSubscribed(pp));
 
             var up = new MqttUnsubscribePacket();
             up.TopicFilters.Add("A/B/C");
             sm.Unsubscribe(up);
 
-            Assert.IsFalse(sm.IsTopicSubscribed(pp));
+            Assert.IsFalse(sm.IsSubscribed(pp));
         }
     }
 }