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https://github.com/dotnet/MQTTnet.git
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Use latest language features (#2176)
* Make use of language features line AsyncDispose, init etc. * Fix build errors * Improve Unit Tests * Improve Unit Tests * Improve Unit Tests * Update samples * Remove obsolete benchmarks * Code cleanup * Improve unit tests * Improve Unit Tests * Fix Unit Tests * Improve Unit Tests * Improve Unit Tests * Restore unit tests * Exclude load tests from unit tests
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Christian
@@ -10,138 +10,128 @@ using MQTTnet.Internal;
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using MQTTnet.Protocol;
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using MQTTnet.Server;
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namespace MQTTnet.Tests.Server
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namespace MQTTnet.Tests.Server;
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// ReSharper disable InconsistentNaming
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[TestClass]
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public sealed class Publishing_Tests : BaseTestClass
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{
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[TestClass]
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public sealed class Publishing_Tests : BaseTestClass
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[TestMethod]
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[ExpectedException(typeof(MqttClientDisconnectedException))]
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public async Task Disconnect_While_Publishing()
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{
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[TestMethod]
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[ExpectedException(typeof(MqttClientDisconnectedException))]
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public async Task Disconnect_While_Publishing()
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using var testEnvironment = CreateTestEnvironment();
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var server = await testEnvironment.StartServer();
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// The client will be disconnected directly after subscribing!
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server.InterceptingPublishAsync += ev => server.DisconnectClientAsync(ev.ClientId);
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var client = await testEnvironment.ConnectClient();
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await client.PublishStringAsync("test", qualityOfServiceLevel: MqttQualityOfServiceLevel.AtLeastOnce);
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}
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[TestMethod]
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public async Task Return_NoMatchingSubscribers_When_Not_Subscribed()
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{
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using var testEnvironment = CreateTestEnvironment(MqttProtocolVersion.V500);
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await testEnvironment.StartServer();
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var sender = await testEnvironment.ConnectClient();
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var receiver = await testEnvironment.ConnectClient();
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await receiver.SubscribeAsync("A");
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// AtLeastOnce is required to get an ACK packet from the server.
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var publishResult = await sender.PublishStringAsync("B", "Payload", MqttQualityOfServiceLevel.AtLeastOnce);
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Assert.AreEqual(MqttClientPublishReasonCode.NoMatchingSubscribers, publishResult.ReasonCode);
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Assert.AreEqual(true, publishResult.IsSuccess);
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}
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[TestMethod]
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public async Task Return_Success_When_Subscribed()
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{
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using var testEnvironment = CreateTestEnvironment(MqttProtocolVersion.V500);
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await testEnvironment.StartServer();
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var sender = await testEnvironment.ConnectClient();
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var receiver = await testEnvironment.ConnectClient();
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await receiver.SubscribeAsync("A");
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// AtLeastOnce is required to get an ACK packet from the server.
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var publishResult = await sender.PublishStringAsync("A", "Payload", MqttQualityOfServiceLevel.AtLeastOnce);
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Assert.AreEqual(MqttClientPublishReasonCode.Success, publishResult.ReasonCode);
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Assert.AreEqual(true, publishResult.IsSuccess);
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}
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[TestMethod]
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public async Task Intercept_Client_Enqueue()
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{
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using var testEnvironment = CreateTestEnvironment();
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var server = await testEnvironment.StartServer();
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var sender = await testEnvironment.ConnectClient();
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var receiver = await testEnvironment.ConnectClient();
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await receiver.SubscribeAsync("A");
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var receivedMessages = testEnvironment.CreateApplicationMessageHandler(receiver);
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await sender.PublishStringAsync("A", "Payload", MqttQualityOfServiceLevel.AtLeastOnce);
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await LongTestDelay();
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receivedMessages.AssertReceivedCountEquals(1);
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server.InterceptingClientEnqueueAsync += e =>
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{
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using (var testEnvironment = CreateTestEnvironment())
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{
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var server = await testEnvironment.StartServer();
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e.AcceptEnqueue = false;
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return CompletedTask.Instance;
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};
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// The client will be disconnect directly after subscribing!
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server.InterceptingPublishAsync += ev => server.DisconnectClientAsync(ev.ClientId, MqttDisconnectReasonCode.NormalDisconnection);
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await sender.PublishStringAsync("A", "Payload", MqttQualityOfServiceLevel.AtLeastOnce);
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var client = await testEnvironment.ConnectClient();
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await client.PublishStringAsync("test", qualityOfServiceLevel: MqttQualityOfServiceLevel.AtLeastOnce);
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}
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}
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await LongTestDelay();
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[TestMethod]
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public async Task Return_NoMatchingSubscribers_When_Not_Subscribed()
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// Do not increase because the internal enqueue to the target client is not accepted!
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receivedMessages.AssertReceivedCountEquals(1);
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}
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[TestMethod]
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public async Task Intercept_Client_Enqueue_Multiple_Clients_Subscribed_Messages_Are_Filtered()
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{
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using var testEnvironment = CreateTestEnvironment();
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var server = await testEnvironment.StartServer();
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var sender = await testEnvironment.ConnectClient();
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var receiverOne = await testEnvironment.ConnectClient(o => o.WithClientId("One"));
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await receiverOne.SubscribeAsync("A");
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var receivedMessagesOne = testEnvironment.CreateApplicationMessageHandler(receiverOne);
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var receiverTwo = await testEnvironment.ConnectClient(o => o.WithClientId("Two"));
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await receiverTwo.SubscribeAsync("A");
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var receivedMessagesTwo = testEnvironment.CreateApplicationMessageHandler(receiverTwo);
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var receiverThree = await testEnvironment.ConnectClient(o => o.WithClientId("Three"));
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await receiverThree.SubscribeAsync("A");
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var receivedMessagesThree = testEnvironment.CreateApplicationMessageHandler(receiverThree);
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server.InterceptingClientEnqueueAsync += e =>
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{
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using (var testEnvironment = CreateTestEnvironment(MqttProtocolVersion.V500))
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{
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await testEnvironment.StartServer();
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if (e.ReceiverClientId.Contains("Two")) e.AcceptEnqueue = false;
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return CompletedTask.Instance;
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};
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var sender = await testEnvironment.ConnectClient();
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var receiver = await testEnvironment.ConnectClient();
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await sender.PublishStringAsync("A", "Payload", MqttQualityOfServiceLevel.AtLeastOnce);
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await receiver.SubscribeAsync("A");
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await LongTestDelay();
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// AtLeastOnce is required to get an ACK packet from the server.
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var publishResult = await sender.PublishStringAsync("B", "Payload", MqttQualityOfServiceLevel.AtLeastOnce);
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Assert.AreEqual(MqttClientPublishReasonCode.NoMatchingSubscribers, publishResult.ReasonCode);
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Assert.AreEqual(true, publishResult.IsSuccess);
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}
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}
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[TestMethod]
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public async Task Return_Success_When_Subscribed()
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{
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using (var testEnvironment = CreateTestEnvironment(MqttProtocolVersion.V500))
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{
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await testEnvironment.StartServer();
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var sender = await testEnvironment.ConnectClient();
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var receiver = await testEnvironment.ConnectClient();
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await receiver.SubscribeAsync("A");
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// AtLeastOnce is required to get an ACK packet from the server.
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var publishResult = await sender.PublishStringAsync("A", "Payload", MqttQualityOfServiceLevel.AtLeastOnce);
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Assert.AreEqual(MqttClientPublishReasonCode.Success, publishResult.ReasonCode);
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Assert.AreEqual(true, publishResult.IsSuccess);
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}
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}
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[TestMethod]
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public async Task Intercept_Client_Enqueue()
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{
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using (var testEnvironment = CreateTestEnvironment())
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{
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var server = await testEnvironment.StartServer();
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var sender = await testEnvironment.ConnectClient();
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var receiver = await testEnvironment.ConnectClient();
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await receiver.SubscribeAsync("A");
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var receivedMessages = testEnvironment.CreateApplicationMessageHandler(receiver);
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await sender.PublishStringAsync("A", "Payload", MqttQualityOfServiceLevel.AtLeastOnce);
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await LongTestDelay();
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receivedMessages.AssertReceivedCountEquals(1);
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server.InterceptingClientEnqueueAsync += e =>
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{
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e.AcceptEnqueue = false;
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return CompletedTask.Instance;
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};
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await sender.PublishStringAsync("A", "Payload", MqttQualityOfServiceLevel.AtLeastOnce);
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await LongTestDelay();
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// Do not increase because the internal enqueue to the target client is not accepted!
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receivedMessages.AssertReceivedCountEquals(1);
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}
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}
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[TestMethod]
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public async Task Intercept_Client_Enqueue_Multiple_Clients_Subscribed_Messages_Are_Filtered()
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{
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using (var testEnvironment = CreateTestEnvironment())
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{
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var server = await testEnvironment.StartServer();
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var sender = await testEnvironment.ConnectClient();
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var receiverOne = await testEnvironment.ConnectClient(o => o.WithClientId("One"));
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await receiverOne.SubscribeAsync("A");
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var receivedMessagesOne = testEnvironment.CreateApplicationMessageHandler(receiverOne);
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var receiverTwo = await testEnvironment.ConnectClient(o => o.WithClientId("Two"));
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await receiverTwo.SubscribeAsync("A");
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var receivedMessagesTwo = testEnvironment.CreateApplicationMessageHandler(receiverTwo);
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var receiverThree = await testEnvironment.ConnectClient(o => o.WithClientId("Three"));
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await receiverThree.SubscribeAsync("A");
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var receivedMessagesThree = testEnvironment.CreateApplicationMessageHandler(receiverThree);
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server.InterceptingClientEnqueueAsync += e =>
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{
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if (e.ReceiverClientId.Contains("Two")) e.AcceptEnqueue = false;
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return CompletedTask.Instance;
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};
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await sender.PublishStringAsync("A", "Payload", MqttQualityOfServiceLevel.AtLeastOnce);
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await LongTestDelay();
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receivedMessagesOne.AssertReceivedCountEquals(1);
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receivedMessagesTwo.AssertReceivedCountEquals(0);
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receivedMessagesThree.AssertReceivedCountEquals(1);
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}
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}
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receivedMessagesOne.AssertReceivedCountEquals(1);
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receivedMessagesTwo.AssertReceivedCountEquals(0);
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receivedMessagesThree.AssertReceivedCountEquals(1);
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}
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}
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