Add Unit Tests.

2026-10-20 19:58:57 +08:00 · 2022-03-06 11:32:05 +01:00
parent 1d8b6e387d
commit 9a94b0465d
2 changed files with 78 additions and 7 deletions
@@ -0,0 +1,67 @@
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using MQTTnet.Client;
+using MQTTnet.Formatter;
+
+namespace MQTTnet.Tests.Server
+{
+    [TestClass]
+    public sealed class Cross_Version_Tests : BaseTestClass
+    {
+        [TestMethod]
+        public async Task Send_V311_Receive_V500()
+        {
+            using (var testEnvironment = CreateTestEnvironment())
+            {
+                await testEnvironment.StartServer();
+
+                var receiver = await testEnvironment.ConnectClient(o => o.WithProtocolVersion(MqttProtocolVersion.V500));
+                var receivedApplicationMessages = testEnvironment.CreateApplicationMessageHandler(receiver);
+                await receiver.SubscribeAsync("#");
+
+                var sender = await testEnvironment.ConnectClient();
+
+                var applicationMessage = new MqttApplicationMessageBuilder().WithTopic("My/Message").WithPayload("My_Payload").Build();
+                await sender.PublishAsync(applicationMessage);
+
+                await LongTestDelay();
+
+                Assert.AreEqual(1, receivedApplicationMessages.ReceivedEventArgs.Count);
+                Assert.AreEqual("My/Message", receivedApplicationMessages.ReceivedEventArgs.First().ApplicationMessage.Topic);
+                Assert.AreEqual("My_Payload", receivedApplicationMessages.ReceivedEventArgs.First().ApplicationMessage.ConvertPayloadToString());
+            }
+        }
+
+        [TestMethod]
+        public async Task Send_V500_Receive_V311()
+        {
+            using (var testEnvironment = CreateTestEnvironment(MqttProtocolVersion.V500))
+            {
+                await testEnvironment.StartServer();
+
+                var receiver = await testEnvironment.ConnectClient(o => o.WithProtocolVersion(MqttProtocolVersion.V311));
+                var receivedApplicationMessages = testEnvironment.CreateApplicationMessageHandler(receiver);
+                await receiver.SubscribeAsync("#");
+                
+                var sender = await testEnvironment.ConnectClient();
+
+                var applicationMessage = new MqttApplicationMessageBuilder().WithTopic("My/Message")
+                    .WithPayload("My_Payload")
+                    .WithUserProperty("A", "B")
+                    .WithResponseTopic("Response")
+                    .WithCorrelationData(Encoding.UTF8.GetBytes("Correlation"))
+                    .Build();
+                
+                await sender.PublishAsync(applicationMessage);
+
+                await LongTestDelay();
+
+                Assert.AreEqual(1, receivedApplicationMessages.ReceivedEventArgs.Count);
+                Assert.AreEqual("My/Message", receivedApplicationMessages.ReceivedEventArgs.First().ApplicationMessage.Topic);
+                Assert.AreEqual("My_Payload", receivedApplicationMessages.ReceivedEventArgs.First().ApplicationMessage.ConvertPayloadToString());
+            }
+        }
+    }
+}