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Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Discovery
DiscovererEnumerator

How to use DiscovererEnumerator class of Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Discovery package

Best Vstest code snippet using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Discovery.DiscovererEnumerator

DiscovererEnumerator.cs

Source:DiscovererEnumerator.cs

...28    using CrossPlatEngineResources = Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Resources.Resources;29    /// <summary>30    /// Enumerates through all the discoverers.31    /// </summary>32    internal class DiscovererEnumerator33    {34        private readonly DiscoveryResultCache discoveryResultCache;35        private readonly ITestPlatformEventSource testPlatformEventSource;36        private readonly IRequestData requestData;37        private readonly IAssemblyProperties assemblyProperties;38        private readonly CancellationToken cancellationToken;39        /// <summary>40        /// Initializes a new instance of the <see cref="DiscovererEnumerator"/> class.41        /// </summary>42        /// <param name="requestData">The request data for providing discovery services and data.</param>43        /// <param name="discoveryResultCache"> The discovery result cache. </param>44        public DiscovererEnumerator(IRequestData requestData, DiscoveryResultCache discoveryResultCache, CancellationToken token)45            : this(requestData, discoveryResultCache, TestPlatformEventSource.Instance, token)46        {47        }48        /// <summary>49        /// Initializes a new instance of the <see cref="DiscovererEnumerator"/> class.50        /// </summary>51        /// <param name="requestData">The request data for providing discovery services and data.</param>52        /// <param name="discoveryResultCache"> The discovery result cache. </param>53        /// <param name="testPlatformEventSource">Telemetry events receiver</param>54        /// <param name="token">Cancellation Token to abort discovery</param>55        public DiscovererEnumerator(IRequestData requestData,56            DiscoveryResultCache discoveryResultCache,57            ITestPlatformEventSource testPlatformEventSource,58            CancellationToken token)59            : this(requestData, discoveryResultCache, testPlatformEventSource, new AssemblyProperties(), token)60        {61        }62        /// <summary>63        /// Initializes a new instance of the <see cref="DiscovererEnumerator"/> class.64        /// </summary>65        /// <param name="requestData">The request data for providing discovery services and data.</param>66        /// <param name="discoveryResultCache"> The discovery result cache. </param>67        /// <param name="testPlatformEventSource">Telemetry events receiver</param>68        /// <param name="assemblyProperties">Information on the assemblies being discovered</param>69        /// <param name="token">Cancellation Token to abort discovery</param>70        public DiscovererEnumerator(IRequestData requestData,71            DiscoveryResultCache discoveryResultCache,72            ITestPlatformEventSource testPlatformEventSource,73            IAssemblyProperties assemblyProperties,74            CancellationToken token)75        {76            // Added this to make class testable, needed a PEHeader mocked Instance77            this.discoveryResultCache = discoveryResultCache;78            this.testPlatformEventSource = testPlatformEventSource;79            this.requestData = requestData;80            this.assemblyProperties = assemblyProperties;81            this.cancellationToken = token;82        }83        /// <summary>84        /// Discovers tests from the sources.85        /// </summary>86        /// <param name="testExtensionSourceMap"> The test extension source map. </param>87        /// <param name="settings"> The settings. </param>88        /// <param name="testCaseFilter"> The test case filter. </param>89        /// <param name="logger"> The logger. </param>90        public void LoadTests(IDictionary<string, IEnumerable<string>> testExtensionSourceMap, IRunSettings settings, string testCaseFilter, IMessageLogger logger)91        {92            this.testPlatformEventSource.DiscoveryStart();93            try94            {95                foreach (var kvp in testExtensionSourceMap)96                {97                    this.LoadTestsFromAnExtension(kvp.Key, kvp.Value, settings, testCaseFilter, logger);98                }99            }100            finally101            {102                this.testPlatformEventSource.DiscoveryStop(this.discoveryResultCache.TotalDiscoveredTests);103            }104        }105        /// <summary>106        /// Loads test cases from individual source.107        /// Discovery extensions update progress through ITestCaseDiscoverySink.108        /// Discovery extensions sends discovery messages through TestRunMessageLoggerProxy109        /// </summary>110        /// <param name="extensionAssembly"> The extension Assembly. </param>111        /// <param name="sources"> The sources.   </param>112        /// <param name="settings"> The settings.   </param>113        /// <param name="settings"> The test case filter. </param>114        /// <param name="logger"> The logger.  </param>115        [SuppressMessage("Microsoft.Design", "CA1031:DoNotCatchGeneralExceptionTypes",116            Justification = "This methods must invoke all possible discoverers and not fail or crash in any one.")]117        private void LoadTestsFromAnExtension(string extensionAssembly, IEnumerable<string> sources, IRunSettings settings, string testCaseFilter, IMessageLogger logger)118        {119            // Stopwatch to collect metrics120            var timeStart = DateTime.UtcNow;121            var discovererToSourcesMap = GetDiscovererToSourcesMap(extensionAssembly, sources, logger, this.assemblyProperties);122            var totalAdapterLoadTIme = DateTime.UtcNow - timeStart;123            // Collecting Data Point for TimeTaken to Load Adapters124            this.requestData.MetricsCollection.Add(TelemetryDataConstants.TimeTakenToLoadAdaptersInSec, totalAdapterLoadTIme.TotalSeconds);125            // Warning is logged for in the inner function126            if (discovererToSourcesMap == null || !discovererToSourcesMap.Any())127            {128                return;129            }130            double totalTimeTakenByAdapters = 0;131            double totalAdaptersUsed = 0;132            try133            {134                // Collecting Total Number of Adapters Discovered in Machine135                this.requestData.MetricsCollection.Add(TelemetryDataConstants.NumberOfAdapterDiscoveredDuringDiscovery, discovererToSourcesMap.Keys.Count);136                var context = new DiscoveryContext { RunSettings = settings };137                context.FilterExpressionWrapper = !string.IsNullOrEmpty(testCaseFilter) ? new FilterExpressionWrapper(testCaseFilter) : null;138                // Set on the logger the TreatAdapterErrorAsWarning setting from runsettings.139                this.SetAdapterLoggingSettings(logger, settings);140                var discoverySink = new TestCaseDiscoverySink(this.discoveryResultCache);141                foreach (var discoverer in discovererToSourcesMap.Keys)142                {143                    if (this.cancellationToken.IsCancellationRequested)144                    {145                        EqtTrace.Info("DiscovererEnumerator.LoadTestsFromAnExtension: Cancellation Requested. Aborting the discovery");146                        LogTestsDiscoveryCancellation(logger);147                        return;148                    }149                    this.DiscoverTestsFromSingleDiscoverer(discoverer, discovererToSourcesMap, context, discoverySink, logger, ref totalAdaptersUsed, ref totalTimeTakenByAdapters);150                }151                if (this.discoveryResultCache.TotalDiscoveredTests == 0)152                {153                    LogWarningOnNoTestsDiscovered(sources, testCaseFilter, logger);154                }155            }156            finally157            {158                this.CollectTelemetryAtEnd(totalTimeTakenByAdapters, totalAdaptersUsed);159            }160        }161        private void LogTestsDiscoveryCancellation(IMessageLogger logger)162        {163            logger.SendMessage(TestMessageLevel.Warning, CrossPlatEngineResources.TestDiscoveryCancelled);164        }165        private void CollectTelemetryAtEnd(double totalTimeTakenByAdapters, double totalAdaptersUsed)166        {167            // Collecting Total Time Taken by Adapters168            this.requestData.MetricsCollection.Add(TelemetryDataConstants.TimeTakenInSecByAllAdapters,169                totalTimeTakenByAdapters);170            // Collecting Total Adapters Used to Discover tests171            this.requestData.MetricsCollection.Add(TelemetryDataConstants.NumberOfAdapterUsedToDiscoverTests,172                totalAdaptersUsed);173        }174        private void DiscoverTestsFromSingleDiscoverer(175            LazyExtension<ITestDiscoverer, ITestDiscovererCapabilities> discoverer,176            Dictionary<LazyExtension<ITestDiscoverer, ITestDiscovererCapabilities>, IEnumerable<string>> discovererToSourcesMap,177            DiscoveryContext context,178            TestCaseDiscoverySink discoverySink,179            IMessageLogger logger,180            ref double totalAdaptersUsed,181            ref double totalTimeTakenByAdapters)182        {183            if (!DiscovererEnumerator.TryToLoadDiscoverer(discoverer, logger, out var discovererType))184            {185                // Fail to instantiate the discoverer type.186                return;187            }188            // on instantiated successfully, get tests189            try190            {191                EqtTrace.Verbose(192                    "DiscovererEnumerator.DiscoverTestsFromSingleDiscoverer: Loading tests for {0}",193                        discoverer.Value.GetType().FullName);194                if (discoverer.Metadata.DefaultExecutorUri == null)195                {196                    throw new Exception($@"DefaultExecutorUri is null, did you decorate the discoverer class with [DefaultExecutorUri()] attribute? For example [DefaultExecutorUri(""executor://example.testadapter"")].");197                }198                var currentTotalTests = this.discoveryResultCache.TotalDiscoveredTests;199                var newTimeStart = DateTime.UtcNow;200                this.testPlatformEventSource.AdapterDiscoveryStart(discoverer.Metadata.DefaultExecutorUri.AbsoluteUri);201                discoverer.Value.DiscoverTests(discovererToSourcesMap[discoverer], context, logger, discoverySink);202                var totalAdapterRunTime = DateTime.UtcNow - newTimeStart;203                this.testPlatformEventSource.AdapterDiscoveryStop(this.discoveryResultCache.TotalDiscoveredTests -204                                                                  currentTotalTests);205                // Record Total Tests Discovered By each Discoverer.206                var totalTestsDiscoveredByCurrentDiscoverer = this.discoveryResultCache.TotalDiscoveredTests - currentTotalTests;207                this.requestData.MetricsCollection.Add(208                    string.Format("{0}.{1}", TelemetryDataConstants.TotalTestsByAdapter,209                        discoverer.Metadata.DefaultExecutorUri), totalTestsDiscoveredByCurrentDiscoverer);210                totalAdaptersUsed++;211                EqtTrace.Verbose("DiscovererEnumerator.DiscoverTestsFromSingleDiscoverer: Done loading tests for {0}",212                        discoverer.Value.GetType().FullName);213                var discovererFromDeprecatedLocations = IsDiscovererFromDeprecatedLocations(discoverer);214                if (discovererFromDeprecatedLocations)215                {216                    logger.SendMessage(TestMessageLevel.Warning,217                        string.Format(CultureInfo.CurrentCulture, CrossPlatEngineResources.DeprecatedAdapterPath));218                }219                // Collecting Data Point for Time Taken to Discover Tests by each Adapter220                this.requestData.MetricsCollection.Add(221                    string.Format("{0}.{1}", TelemetryDataConstants.TimeTakenToDiscoverTestsByAnAdapter,222                        discoverer.Metadata.DefaultExecutorUri), totalAdapterRunTime.TotalSeconds);223                totalTimeTakenByAdapters += totalAdapterRunTime.TotalSeconds;224            }225            catch (Exception e)226            {227                var message = string.Format(228                    CultureInfo.CurrentUICulture,229                    CrossPlatEngineResources.ExceptionFromLoadTests,230                    discovererType.Name,231                    e.Message);232                logger.SendMessage(TestMessageLevel.Error, message);233                EqtTrace.Error("DiscovererEnumerator.DiscoverTestsFromSingleDiscoverer: {0} ", e);234            }235        }236        private static bool TryToLoadDiscoverer(LazyExtension<ITestDiscoverer, ITestDiscovererCapabilities> discoverer, IMessageLogger logger, out Type discovererType)237        {238            discovererType = null;239            // See if discoverer can be instantiated successfully else move next.240            try241            {242                discovererType = discoverer.Value.GetType();243            }244            catch (Exception e)245            {246                var mesage = string.Format(247                    CultureInfo.CurrentUICulture,248                    CrossPlatEngineResources.DiscovererInstantiationException,249                    e.Message);250                logger.SendMessage(TestMessageLevel.Warning, mesage);251                EqtTrace.Error("DiscovererEnumerator.LoadTestsFromAnExtension: {0} ", e);252                return false;253            }254            return true;255        }256        private static bool IsDiscovererFromDeprecatedLocations(257            LazyExtension<ITestDiscoverer, ITestDiscovererCapabilities> discoverer)258        {259            if (CrossPlatEngine.Constants.DefaultAdapters.Contains(discoverer.Metadata.DefaultExecutorUri.ToString(),260                StringComparer.OrdinalIgnoreCase))261            {262                return false;263            }264            var discovererLocation = discoverer.Value.GetType().GetTypeInfo().Assembly.GetAssemblyLocation();265            return Path.GetDirectoryName(discovererLocation)...

DiscovererEnumerator

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Discovery;7using Microsoft.VisualStudio.TestPlatform.ObjectModel;8using Microsoft.VisualStudio.TestPlatform.ObjectModel.Adapter;9using Microsoft.VisualStudio.TestPlatform.ObjectModel.Logging;10{11    {12        private ITestDiscoveryEventsHandler discoveryEventsHandler;13        private ITestLogger logger;14        private string settingsXml;15        private string runSettingsXml;16        private string testSource;17        private string testCaseFilter;18        private bool isCanceled;19        public DiscovererEnumerator(ITestDiscoveryEventsHandler discoveryEventsHandler, ITestLogger logger, string settingsXml, string runSettingsXml, string testSource, string testCaseFilter, bool isCanceled)20        {21            this.discoveryEventsHandler = discoveryEventsHandler;22            this.logger = logger;23            this.settingsXml = settingsXml;24            this.runSettingsXml = runSettingsXml;25            this.testSource = testSource;26            this.testCaseFilter = testCaseFilter;27            this.isCanceled = isCanceled;28        }29        public void Run()30        {31            var discoverer = new TestDiscoverer();32            discoverer.DiscoverTests(new List<string> { testSource }, settingsXml, runSettingsXml, discoveryEventsHandler, logger, testCaseFilter, isCanceled);33        }34    }35}36using System;37using System.Collections.Generic;38using System.Linq;39using System.Text;40using System.Threading.Tasks;41using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Discovery;42using Microsoft.VisualStudio.TestPlatform.ObjectModel;43using Microsoft.VisualStudio.TestPlatform.ObjectModel.Adapter;44using Microsoft.VisualStudio.TestPlatform.ObjectModel.Logging;45{46    {47        public void DiscoverTests(IEnumerable<string> sources, string settingsXml, string runSettingsXml, ITestDiscoveryEventsHandler discoveryEventsHandler, ITestLogger logger, string testCaseFilter, bool isCanceled)48        {49            var discoverer = new TestDiscoverer();50            discoverer.DiscoverTests(new List<string> { testSource }, settingsXml, runSettingsXml, discoveryEventsHandler, logger, testCaseFilter, isCanceled);51        }52    }53}

DiscovererEnumerator

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Discovery;7using Microsoft.VisualStudio.TestPlatform.ObjectModel;8using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;9using Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine;10{11    {12        static void Main(string[] args)13        {14            var discovererEnumerator = new DiscovererEnumerator();15            var discoverers = discovererEnumerator.GetDiscoverers();16            var discoverer = discoverers.FirstOrDefault();17            var discovererInfo = discovererEnumerator.GetDiscoverer(discoverer);18            var discovererCapabilities = discovererEnumerator.GetCapabilities(discoverer);19            var discovererExtension = discovererEnumerator.GetDiscovererExtension(discoverer);20            var discovererExtension2 = discovererEnumerator.GetDiscovererExtension(discovererInfo);21            var discovererExtension3 = discovererEnumerator.GetDiscovererExtension(discovererCapabilities);22            var discovererExtension4 = discovererEnumerator.GetDiscovererExtension(discovererEnumerator.GetDiscoverers().FirstOrDefault());23            Console.WriteLine("Hello World!");24        }25    }26}27using System;28using System.Linq;29using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Discovery;30using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;31using Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine;32{33    {34        static void Main(string[] args)35        {36            var discovererEnumerator = new TestableDiscovererEnumerator();37            var discoverers = discovererEnumerator.GetDiscoverers();38            var discoverer = discoverers.FirstOrDefault();39            var discovererInfo = discovererEnumerator.GetDiscoverer(discoverer);40            var discovererCapabilities = discovererEnumerator.GetCapabilities(discoverer);41            var discovererExtension = discovererEnumerator.GetDiscovererExtension(discoverer);42            var discovererExtension2 = discovererEnumerator.GetDiscovererExtension(discovererInfo);43            var discovererExtension3 = discovererEnumerator.GetDiscovererExtension(discovererCapabilities);44            var discovererExtension4 = discovererEnumerator.GetDiscovererExtension(discovererEnumerator.GetDiscoverers().FirstOrDefault());45            Console.WriteLine("Hello World!");46        }47    }48}

DiscovererEnumerator

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Discovery;7using Microsoft.VisualStudio.TestPlatform.ObjectModel;8using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;9using Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine;10{11    {12        static void Main(string[] args)13        {14            var discovererEnumerator = new DiscovererEnumerator();15            var discoverables = discovererEnumerator.GetDiscoverers();16            foreach (var discoverable in discoverables)17            {18                Console.WriteLine("Discoverer: " + discoverable);19            }20            var discoverer = discovererEnumerator.GetDiscoverer("NUnit3TestDiscoverer");

DiscovererEnumerator

Using AI Code Generation

1using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Discovery;2using Microsoft.VisualStudio.TestPlatform.ObjectModel;3using System;4using System.Collections.Generic;5using System.Linq;6using System.Text;7using System.Threading.Tasks;8{9    {10        static void Main(string[] args)11        {12            var sources = new List<string>() { "C:\\Users\\v-akshar\\source\\repos\\MyProject\\MyProject\\bin\\Debug\\netcoreapp2.1\\MyProject.dll" };13            var testCases = DiscovererEnumerator.GetDiscoveredTests(sources, null, null);14            foreach (TestCase testCase in testCases)15            {16                Console.WriteLine(testCase.DisplayName);17            }18            Console.ReadLine();19        }20    }21}22The code above is a very simple code that uses DiscovererEnumerator class of Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Discovery package to discover all the tests in a project. The tests are discovered using the GetDiscoveredTests() method. This method accepts three parameters:

DiscovererEnumerator

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.VisualStudio.TestPlatform.ObjectModel;7using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Discovery;8using Microsoft.VisualStudio.TestPlatform.ObjectModel.Adapter;9using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;10using Microsoft.VisualStudio.TestPlatform.ObjectModel.Logging;11using System.Diagnostics;12using System.IO;13{14    {15        static void Main(string[] args)16        {17            DiscovererEnumerator discovererEnumerator = new DiscovererEnumerator();18            var discoverers = discovererEnumerator.GetDiscoverers();19            foreach (var discoverer in discoverers)20            {21                Console.WriteLine(discoverer.Key);22            }23            Console.WriteLine("Enter the full path of the test assembly");24            string path = Console.ReadLine();25            DiscovererEnumerator discovererEnumerator1 = new DiscovererEnumerator();26            var discoverers1 = discovererEnumerator1.GetDiscoverers();27            var discoverer1 = discoverers1.First().Value;28            var discoveryContext = new DiscoveryContext()29            {30            };31            var logger = new ConsoleLogger();32            var discoverySink = new DiscoverySink();33            var discoveryCriteria = new DiscoveryCriteria(new List<string>() { path }, 32, false);34            discoverer1.DiscoverTests(discoveryCriteria, discoveryContext, logger, discoverySink);35            var testCases = discoverySink.TestCases;36            foreach (var testCase in testCases)37            {38                Console.WriteLine(testCase.FullyQualifiedName);39            }40            Console.ReadKey();41        }42    }43    {44        public void SendMessage(TestMessageLevel testMessageLevel, string message)45        {46            Console.WriteLine(message);47        }48    }49    {50        public IList<TestCase> TestCases { get; set; }51        public DiscoverySink()52        {53            TestCases = new List<TestCase>();54        }55        public void SendTestCase(TestCase discoveredTest)56        {57            TestCases.Add(discoveredTest);58        }59    }60}61C:\Program Files (x86)\Microsoft Visual Studio\2017\Enterprise\Common7\IDE\CommonExtensions\Microsoft\TestWindow

DiscovererEnumerator

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Discovery;7using Microsoft.VisualStudio.TestPlatform.ObjectModel;8using Microsoft.VisualStudio.TestPlatform.ObjectModel.Adapter;9{10    {11        static void Main(string[] args)12        {13            var discovererEnumerator = new DiscovererEnumerator();14            var discoverers = discovererEnumerator.GetDiscoverers();15            var discoverer = discoverers.FirstOrDefault();16            var logger = new ConsoleLogger();17            var context = new DiscoveryContext();18            var discoverySink = new DiscoverySink();19            discoverer.Value.DiscoverTests(new[] { "C:\\Users\\user\\Desktop\\2.cs" }, context, logger, discoverySink);20            Console.WriteLine(discoverySink.Tests.Count);21            Console.ReadKey();22        }23    }24}25using System;26using System.Collections.Generic;27using System.Linq;28using System.Text;29using System.Threading.Tasks;30using Microsoft.VisualStudio.TestPlatform.ObjectModel;31using Microsoft.VisualStudio.TestPlatform.ObjectModel.Adapter;32{33    {34        static void Main(string[] args)35        {36            var logger = new ConsoleLogger();37            var context = new DiscoveryContext();38            var discoverySink = new TestCaseDiscoverySink();39            var discoverer = new NUnit3TestDiscoverer();40            discoverer.DiscoverTests(new[] { "C:\\Users\\user\\Desktop\\2.cs" }, context, logger, discoverySink);41            Console.WriteLine(discoverySink.DiscoveredTestCases.Count);42            Console.ReadKey();43        }44    }45}46using System;47using System.Collections.Generic;48using System.Linq;49using System.Text;50using System.Threading.Tasks;51using Microsoft.VisualStudio.TestPlatform.ObjectModel;52using Microsoft.VisualStudio.TestPlatform.ObjectModel.Adapter;53using Microsoft.VisualStudio.TestPlatform.TestFramework;54{55    {56        static void Main(string[] args)57        {58            var logger = new ConsoleLogger();59            var context = new DiscoveryContext();60            var discoverySink = new DiscoverySink();

DiscovererEnumerator

Using AI Code Generation

1string source = @"C:\Users\user\Desktop\3.cs";2string runSettings = @"C:\Users\user\Desktop\1.runsettings";3string loggerUri = @"C:\Users\user\Desktop\2.dll";4string loggerLevel = "Detailed";5string testFilter = null;6string testCaseFilter = null;7var discoverySink = new DiscoverySink();8var discoveryCriteria = new DiscoveryCriteria(source, runSettings, loggerUri, loggerLevel, testFilter, testCaseFilter);9var discovererEnumerator = new DiscovererEnumerator(discoverySink, discoveryCriteria);10discovererEnumerator.DiscoverTests();11using System;12using System.Collections.Generic;13using System.Linq;14using System.Text;15using System.Threading.Tasks;16using Microsoft.VisualStudio.TestPlatform.ObjectModel;17using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;18using Microsoft.VisualStudio.TestPlatform.ObjectModel.Logging;19{20    [FriendlyName("Console")]21    {22        public void Initialize(TestLoggerEvents events, string testRunDirectory)23        {24            events.TestRunMessage += Events_TestRunMessage;25        }26        private void Events_TestRunMessage(object sender, TestRunMessageEventArgs e)27        {28            Console.WriteLine(e.Message);29        }

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