How to use PipeReaderTask method of Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.TestRunAttachmentsProcessing.DataCollectorAttachmentProcessorAppDomain class

Best Vstest code snippet using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.TestRunAttachmentsProcessing.DataCollectorAttachmentProcessorAppDomain.PipeReaderTask

DataCollectorAttachmentProcessorAppDomain.cs

Source:DataCollectorAttachmentProcessorAppDomain.cs Github

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...59 new[] { _pipeShutdownMessagePrefix },60 null,61 null);62 _pipeClientStream = new AnonymousPipeClientStream(PipeDirection.In, _wrapper.GetClientHandleAsString());63 _pipeServerReadTask = Task.Run(() => PipeReaderTask());64 EqtTrace.Verbose($"DataCollectorAttachmentProcessorAppDomain.ctor: AppDomain '{_appDomain.FriendlyName}' created to host assembly '{invokedDataCollector.FilePath}'");65 InitExtension();66 }67 private void InitExtension()68 {69 try70 {71 LoadSucceded = _wrapper.LoadExtension(_invokedDataCollector.FilePath, _invokedDataCollector.Uri);72 EqtTrace.Verbose($"DataCollectorAttachmentProcessorAppDomain.ctor: Extension '{_invokedDataCollector.Uri}' loaded. LoadSucceded: {LoadSucceded} AssemblyQualifiedName: '{AssemblyQualifiedName}' HasAttachmentProcessor: '{HasAttachmentProcessor}' FriendlyName: '{FriendlyName}'");73 }74 catch (Exception ex)75 {76 EqtTrace.Error($"DataCollectorAttachmentProcessorAppDomain.InitExtension: Exception during extension initialization\n{ex}");77 }78 }79 private void PipeReaderTask()80 {81 try82 {83 using StreamReader sr = new(_pipeClientStream, Encoding.Default, false, 1024, true);84 while (_pipeClientStream?.IsConnected == true)85 {86 try87 {88 string messagePayload = sr.ReadLine().Replace("\0", Environment.NewLine);89 if (messagePayload.StartsWith(_pipeShutdownMessagePrefix))90 {91 EqtTrace.Info($"DataCollectorAttachmentProcessorAppDomain.PipeReaderTask: Shutdown message received, message: {messagePayload}");92 return;93 }94 string prefix = messagePayload.Substring(0, messagePayload.IndexOf('|'));95 string message = messagePayload.Substring(messagePayload.IndexOf('|') + 1);96 switch (prefix)97 {98 case AppDomainPipeMessagePrefix.EqtTraceError: EqtTrace.Error(message); break;99 case AppDomainPipeMessagePrefix.EqtTraceInfo: EqtTrace.Info(message); break;100 case AppDomainPipeMessagePrefix.LoadExtensionTestMessageLevelInformational:101 case AppDomainPipeMessagePrefix.LoadExtensionTestMessageLevelWarning:102 case AppDomainPipeMessagePrefix.LoadExtensionTestMessageLevelError:103 _dataCollectorAttachmentsProcessorsLogger?104 .SendMessage((TestMessageLevel)Enum.Parse(typeof(TestMessageLevel), prefix.Substring(prefix.LastIndexOf('.') + 1), false), message);105 break;106 case AppDomainPipeMessagePrefix.ProcessAttachmentTestMessageLevelInformational:107 case AppDomainPipeMessagePrefix.ProcessAttachmentTestMessageLevelWarning:108 case AppDomainPipeMessagePrefix.ProcessAttachmentTestMessageLevelError:109 _processAttachmentSetsLogger?110 .SendMessage((TestMessageLevel)Enum.Parse(typeof(TestMessageLevel), prefix.Substring(prefix.LastIndexOf('.') + 1), false), message);111 break;112 case AppDomainPipeMessagePrefix.Report:113 _progressReporter?.Report(int.Parse(message, CultureInfo.CurrentCulture));114 break;115 default:116 EqtTrace.Error($"DataCollectorAttachmentProcessorAppDomain:PipeReaderTask: Unknown message: {message}");117 break;118 }119 }120 catch (Exception ex)121 {122 EqtTrace.Error($"DataCollectorAttachmentProcessorAppDomain.PipeReaderTask: Exception during the pipe reading, Pipe connected: {_pipeClientStream.IsConnected}\n{ex}");123 }124 }125 EqtTrace.Info($"DataCollectorAttachmentProcessorAppDomain.PipeReaderTask: Exiting from the pipe read loop.");126 }127 catch (Exception ex)128 {129 EqtTrace.Error($"DataCollectorAttachmentProcessorAppDomain.PipeReaderTask: Exception on stream reader for the pipe reading\n{ex}");130 }131 }132 public bool HasAttachmentProcessor => _wrapper.HasAttachmentProcessor;133 public bool SupportsIncrementalProcessing => _wrapper.SupportsIncrementalProcessing;134 public IEnumerable<Uri>? GetExtensionUris() => _wrapper?.GetExtensionUris();135 public async Task<ICollection<AttachmentSet>> ProcessAttachmentSetsAsync(XmlElement configurationElement, ICollection<AttachmentSet> attachments, IProgress<int> progressReporter, IMessageLogger logger, CancellationToken cancellationToken)136 {137 // We register the cancellation and we call cancel inside the AppDomain138 cancellationToken.Register(() => _wrapper.CancelProcessAttachment());139 _processAttachmentSetsLogger = logger;140 _progressReporter = progressReporter;141 var result = await Task.Run(() => _wrapper.ProcessAttachment(configurationElement.OuterXml, JsonDataSerializer.Instance.Serialize(attachments.ToArray()))).ConfigureAwait(false);142 return JsonDataSerializer.Instance.Deserialize<AttachmentSet[]>(result)!;143 }144 public void Dispose()145 {146 _wrapper.Dispose();147 string appDomainName = _appDomain.FriendlyName;148 AppDomain.Unload(_appDomain);149 EqtTrace.Verbose($"DataCollectorAttachmentProcessorAppDomain.Dispose: Unloaded AppDomain '{appDomainName}'");150 if (_pipeServerReadTask?.Wait(TimeSpan.FromSeconds(30)) == false)151 {152 EqtTrace.Error($"DataCollectorAttachmentProcessorAppDomain.Dispose: PipeReaderTask timeout expired");153 }154 // We don't need to close the pipe handle because we're communicating with an in-process pipe and the same handle is closed by AppDomain.Unload(_appDomain);155 // Disposing here will fail for invalid handle during the release but we call it to avoid the GC cleanup inside the finalizer thread156 // where it fails the same.157 //158 // We could also suppress the finalizers159 // GC.SuppressFinalize(_pipeClientStream);160 // GC.SuppressFinalize(_pipeClientStream.SafePipeHandle);161 // but doing so mean relying to an implementation detail,162 // for instance if some changes are done and some other object finalizer will be added;163 // this will run on .NET Framework and it's unexpected but we prefer to rely on the documented semantic:164 // "if I call dispose no finalizers will be called for unmanaged resources hold by this object".165 try166 {...

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PipeReaderTask

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1using System;2using System.Collections.Generic;3using System.IO;4using System.IO.Pipes;5using System.Linq;6using System.Reflection;7using System.Runtime.Serialization.Formatters.Binary;8using System.Text;9using System.Threading;10using System.Threading.Tasks;11using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.TestRunAttachmentsProcessing;12using Microsoft.VisualStudio.TestPlatform.ObjectModel;13using Microsoft.VisualStudio.TestPlatform.ObjectModel.DataCollection;14{15 {16 static void Main(string[] args)17 {18 var currentAssembly = Assembly.GetExecutingAssembly();19 var currentAssemblyLocation = currentAssembly.Location;20 var currentAssemblyDirectory = Path.GetDirectoryName(currentAssemblyLocation);21 var currentAssemblyFileName = Path.GetFileName(currentAssemblyLocation);22 var dataCollectorAssemblyLocation = Path.Combine(currentAssemblyDirectory, "Microsoft.VisualStudio.TraceCollector.dll");23 var dataCollectorAssembly = Assembly.LoadFile(dataCollectorAssemblyLocation);24 var dataCollectorType = dataCollectorAssembly.GetType("Microsoft.VisualStudio.TraceCollector.DataCollector.TraceDataCollector");25 var dataCollector = Activator.CreateInstance(dataCollectorType);26 var dataCollectorSettings = @"<Configuration><TraceFileName>trace.etl</TraceFileName><EtlFileName>trace.etl</EtlFileName><TraceLevel>Information</TraceLevel><CollectDumpOnTestSessionEnd>true</CollectDumpOnTestSessionEnd><CollectDumpAlways>false</CollectDumpAlways><CollectDumpOnTestSessionHang>true</CollectDumpOnTestSessionHang><CollectDumpOnTestSessionAbort>true</CollectDumpOnTestSessionAbort><CollectDumpOnTestSessionTimeout>true</CollectDumpOnTestSessionTimeout><CollectDumpOnTestSessionHangTimeout>180</CollectDumpOnTestSessionHangTimeout><CollectDumpOnTestSessionTimeoutTimeout>180</CollectDumpOnTestSessionTimeoutTimeout><CollectDumpOnTestSessionAbortTimeout>180</CollectDumpOnTestSessionAbortTimeout></Configuration>";27 var dataCollectorContext = new DataCollectionContext(new TestRunCriteria(new List<string>(), 1, 1, null, null, null), new SessionId(Guid.NewGuid()), dataCollectorSettings);28 var dataCollectionEvents = new DataCollectionEvents(new DataCollectionSink());29 var dataCollectorAttachmentProcessorType = dataCollectorAssembly.GetType("Microsoft.VisualStudio.TraceCollector.DataCollector.TraceDataCollectorAttachmentProcessor");30 var dataCollectorAttachmentProcessor = Activator.CreateInstance(dataCollectorAttachmentProcessorType);31 var dataCollectorAttachmentProcessorAppDomainType = typeof(DataCollectorAttachmentProcessorAppDomain);

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PipeReaderTask

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1using System;2using System.IO;3using System.IO.Pipes;4using System.Threading.Tasks;5using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.TestRunAttachmentsProcessing;6{7 {8 static async Task Main(string[] args)9 {10 var pipeName = "TestPlatformDataCollectionPipe_3";11 var pipe = new NamedPipeClientStream(".", pipeName, PipeDirection.InOut, PipeOptions.Asynchronous);12 await pipe.ConnectAsync();13 using (var reader = new StreamReader(pipe))14 {15 var dataCollectorAttachmentProcessor = new DataCollectorAttachmentProcessorAppDomain();16 await dataCollectorAttachmentProcessor.PipeReaderTask(pipe, reader);17 }18 }19 }20}21using System;22using System.IO;23using System.IO.Pipes;24using System.Threading.Tasks;25using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.TestRunAttachmentsProcessing;26{27 {28 static async Task Main(string[] args)29 {30 var pipeName = "TestPlatformDataCollectionPipe_4";31 var pipe = new NamedPipeClientStream(".", pipeName, PipeDirection.InOut, PipeOptions.Asynchronous);32 await pipe.ConnectAsync();33 using (var reader = new StreamReader(pipe))34 {35 var dataCollectorAttachmentProcessor = new DataCollectorAttachmentProcessorAppDomain();36 await dataCollectorAttachmentProcessor.PipeReaderTask(pipe, reader);37 }38 }39 }40}41using System;42using System.IO;43using System.IO.Pipes;44using System.Threading.Tasks;45using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.TestRunAttachmentsProcessing;46{47 {48 static async Task Main(string[] args)49 {50 var pipeName = "TestPlatformDataCollectionPipe_5";51 var pipe = new NamedPipeClientStream(".", pipeName, PipeDirection.InOut, PipeOptions.Asynchronous);52 await pipe.ConnectAsync();53 using (var reader = new StreamReader(pipe))54 {55 var dataCollectorAttachmentProcessor = new DataCollectorAttachmentProcessorAppDomain();

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PipeReaderTask

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1using System;2using System.IO;3using System.Threading;4using System.Threading.Tasks;5using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.TestRunAttachmentsProcessing;6using Microsoft.VisualStudio.TestPlatform.ObjectModel;7using Newtonsoft.Json;8{9 {10 static void Main(string[] args)11 {12 var reader = new StreamReader(Console.OpenStandardInput());13 var data = reader.ReadToEnd();14 var attachment = JsonConvert.DeserializeObject<AttachmentSet>(data);15 var processor = new DataCollectorAttachmentProcessorAppDomain();16 var task = processor.PipeReaderTask(attachment, CancellationToken.None);17 task.Wait();18 }19 }20}

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