KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta Join TestMu Conference

How to use DiscoveryRequestPayload class of Microsoft.TestPlatform.Protocol package

Best Vstest code snippet using Microsoft.TestPlatform.Protocol.DiscoveryRequestPayload

DesignModeClient.cs

Source:DesignModeClient.cs

...146                                break;147                            }148                        case MessageType.StartDiscovery:149                            {150                                var discoveryPayload = this.dataSerializer.DeserializePayload<DiscoveryRequestPayload>(message); 151                                this.StartDiscovery(discoveryPayload, testRequestManager);152                                break;153                            }154                        case MessageType.GetTestRunnerProcessStartInfoForRunAll:155                        case MessageType.GetTestRunnerProcessStartInfoForRunSelected:156                            {157                                var testRunPayload =158                                    this.communicationManager.DeserializePayload<TestRunRequestPayload>(159                                        message);160                                this.StartTestRun(testRunPayload, testRequestManager, skipTestHostLaunch: true);161                                break;162                            }163                        case MessageType.TestRunAllSourcesWithDefaultHost:164                        case MessageType.TestRunSelectedTestCasesDefaultHost:165                            {166                                var testRunPayload =167                                    this.communicationManager.DeserializePayload<TestRunRequestPayload>(168                                        message);169                                this.StartTestRun(testRunPayload, testRequestManager, skipTestHostLaunch: false);170                                break;171                            }172                        case MessageType.CancelTestRun:173                            {174                                testRequestManager.CancelTestRun();175                                break;176                            }177                        case MessageType.AbortTestRun:178                            {179                                testRequestManager.AbortTestRun();180                                break;181                            }182                        case MessageType.CustomTestHostLaunchCallback:183                            {184                                this.onAckMessageReceived?.Invoke(message);185                                break;186                            }187                        case MessageType.SessionEnd:188                            {189                                EqtTrace.Info("DesignModeClient: Session End message received from server. Closing the connection.");190                                isSessionEnd = true;191                                this.Dispose();192                                break;193                            }194                        default:195                            {196                                EqtTrace.Info("DesignModeClient: Invalid Message received: {0}", message);197                                break;198                            }199                    }200                }201                catch (Exception ex)202                {203                    EqtTrace.Error("DesignModeClient: Error processing request: {0}", ex);204                    isSessionEnd = true;205                    this.Dispose();206                }207            }208            while (!isSessionEnd);209        }210        /// <summary>211        /// Send a custom host launch message to IDE212        /// </summary>213        /// <param name="testProcessStartInfo">214        /// The test Process Start Info.215        /// </param>216        /// <param name="cancellationToken">217        /// The cancellation token.218        /// </param>219        /// <returns>220        /// The <see cref="int"/>.221        /// </returns>222        public int LaunchCustomHost(TestProcessStartInfo testProcessStartInfo, CancellationToken cancellationToken)223        {224            lock (ackLockObject)225            {226                var waitHandle = new AutoResetEvent(false);227                Message ackMessage = null;228                this.onAckMessageReceived = (ackRawMessage) =>229                {230                    ackMessage = ackRawMessage;231                    waitHandle.Set();232                };233                this.communicationManager.SendMessage(MessageType.CustomTestHostLaunch, testProcessStartInfo);234                // LifeCycle of the TP through DesignModeClient is maintained by the IDEs or user-facing-clients like LUTs, who call TestPlatform235                // TP is handing over the control of launch to these IDEs and so, TP has to wait indefinite236                // Even if TP has a timeout here, there is no way TP can abort or stop the thread/task that is hung in IDE or LUT237                // Even if TP can abort the API somehow, TP is essentially putting IDEs or Clients in inconsistent state without having info on238                // Since the IDEs own user-UI-experience here, TP will let the custom host launch as much time as IDEs define it for their users239                WaitHandle.WaitAny(new WaitHandle[] { waitHandle, cancellationToken.WaitHandle });240                cancellationToken.ThrowTestPlatformExceptionIfCancellationRequested();241                this.onAckMessageReceived = null;242                var ackPayload = this.dataSerializer.DeserializePayload<CustomHostLaunchAckPayload>(ackMessage);243                if (ackPayload.HostProcessId > 0)244                {245                    return ackPayload.HostProcessId;246                }247                else248                {249                    throw new TestPlatformException(ackPayload.ErrorMessage);250                }251            }252        }253        /// <summary>254        /// Send the raw messages to IDE255        /// </summary>256        /// <param name="rawMessage"></param>257        public void SendRawMessage(string rawMessage)258        {259            this.communicationManager.SendRawMessage(rawMessage);260        }261        /// <inheritdoc />262        public void SendTestMessage(TestMessageLevel level, string message)263        {264            var payload = new TestMessagePayload { MessageLevel = level, Message = message };265            this.communicationManager.SendMessage(MessageType.TestMessage, payload);266        }267        private void StartTestRun(TestRunRequestPayload testRunPayload, ITestRequestManager testRequestManager, bool skipTestHostLaunch)268        {269            Task.Run(270            delegate271            {272                try273                {274                    testRequestManager.ResetOptions();275                    var customLauncher = skipTestHostLaunch ?276                        DesignModeTestHostLauncherFactory.GetCustomHostLauncherForTestRun(this, testRunPayload) : null;277                    testRequestManager.RunTests(testRunPayload, customLauncher, new DesignModeTestEventsRegistrar(this), this.protocolConfig);278                }279                catch (Exception ex)280                {281                    EqtTrace.Error("DesignModeClient: Exception in StartTestRun: " + ex);282                    var testMessagePayload = new TestMessagePayload { MessageLevel = TestMessageLevel.Error, Message = ex.ToString() };283                    this.communicationManager.SendMessage(MessageType.TestMessage, testMessagePayload);284                    var runCompletePayload = new TestRunCompletePayload()285                    {286                        TestRunCompleteArgs = new TestRunCompleteEventArgs(null, false, true, ex, null, TimeSpan.MinValue),287                        LastRunTests = null288                    };289                    // Send run complete to translation layer290                    this.communicationManager.SendMessage(MessageType.ExecutionComplete, runCompletePayload);291                }292            });293        }294        private void StartDiscovery(DiscoveryRequestPayload discoveryRequestPayload, ITestRequestManager testRequestManager)295        {296            Task.Run(297                delegate298                {299                    try300                    {301                        testRequestManager.ResetOptions();302                        testRequestManager.DiscoverTests(discoveryRequestPayload, new DesignModeTestEventsRegistrar(this), this.protocolConfig);303                    }304                    catch (Exception ex)305                    {306                        EqtTrace.Error("DesignModeClient: Exception in StartDiscovery: " + ex);307                        var testMessagePayload = new TestMessagePayload { MessageLevel = TestMessageLevel.Error, Message = ex.ToString() };308                        this.communicationManager.SendMessage(MessageType.TestMessage, testMessagePayload);...

DiscoveryRequestPayload.cs

Source:DiscoveryRequestPayload.cs

...4{5    using System.Collections.Generic;6    using System.Runtime.Serialization;7    /// <summary>8    /// Class used to define the DiscoveryRequestPayload sent by the Vstest.console translation layers into design mode9    /// </summary>10    public class DiscoveryRequestPayload11    {12        /// <summary>13        /// Settings used for the discovery request.14        /// </summary>15        [DataMember]16        public IEnumerable<string> Sources { get; set; }17        /// <summary>18        /// Settings used for the discovery request.19        /// </summary>20        [DataMember]21        public string RunSettings { get; set; }22    }23}...

DiscoveryRequestPayload

Using AI Code Generation

1using Microsoft.TestPlatform.CommunicationUtilities;2using Microsoft.TestPlatform.CommunicationUtilities.Interfaces;3using Microsoft.TestPlatform.CommunicationUtilities.ObjectModel;4using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities;5using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.Interfaces;6using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.ObjectModel;7using Microsoft.VisualStudio.TestPlatform.ObjectModel;8using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;9using Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine;10using Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine.ClientProtocol;11using Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine.TesthostProtocol;12using System;13using System.Collections.Generic;14using System.Diagnostics;15using System.IO;16using System.Linq;17using System.Reflection;18using System.Threading;19using System.Threading.Tasks;20{21    {22        public static void Main(string[] args)23        {24            var dllPath = args[0];25            var source = args[1];26            var discoverySink = new DiscoverySink();27            {28                Sources = new List<string> { source },29            };30            {31            };32            var requestSender = new SocketClient();33            requestSender.Initialize(protocolConfig);34            var discoveryRequestHandler = new DiscoveryRequestHandler(requestSender, discoverySink);35            discoveryRequestHandler.DiscoverTests(discoveryRequestPayload);36            discoverySink.Done.WaitOne();37            foreach (var testCase in discoverySink.DiscoveredTests)38            {39                Console.WriteLine(testCase.FullyQualifiedName);40            }41        }42    }43    {44        public List<TestCase> DiscoveredTests { get; set; } = new List<TestCase>();45        public AutoResetEvent Done { get; set; } = new AutoResetEvent(false);46        public void HandleDiscoveredTests(IEnumerable<TestCase> discoveredTests)47        {48            DiscoveredTests.AddRange(discoveredTests);49        }50        public void HandleDiscoveryComplete(int totalTests, IEnumerable<TestCase> lastChunk, bool isAborted)51        {52            Done.Set();53        }54        public void HandleRawMessage(string rawMessage)55        {56        }57    }58}

DiscoveryRequestPayload

Using AI Code Generation

1using Microsoft.TestPlatform.CommunicationUtilities;2using Microsoft.TestPlatform.CommunicationUtilities.ObjectModel;3using System;4using System.Collections.Generic;5using System.IO;6using System.Linq;7using System.Text;8using System.Threading.Tasks;9{10    {11        static void Main(string[] args)12        {13            var discoveryRequestPayload = new DiscoveryRequestPayload();14            discoveryRequestPayload.DiscoverTests = true;15            discoveryRequestPayload.Sources = new List<string>() { "C:\\temp\\tests.dll" };16            discoveryRequestPayload.RunSettings = File.ReadAllText("C:\\temp\\runsettings.runsettings");17            var discoveryRequest = new DiscoveryRequest(discoveryRequestPayload);18            var discoveryRequestJson = discoveryRequest.ToJson();19            File.WriteAllText("C:\\temp\\discovery.json", discoveryRequestJson);20        }21    }22}23using Microsoft.TestPlatform.CommunicationUtilities;24using Microsoft.TestPlatform.CommunicationUtilities.ObjectModel;25using System;26using System.Collections.Generic;27using System.IO;28using System.Linq;29using System.Text;30using System.Threading.Tasks;31{32    {33        static void Main(string[] args)34        {35            var json = File.ReadAllText("C:\\temp\\discovery.json");36            var discoveryRequest = DiscoveryRequest.FromJson(json);37            Console.WriteLine("DiscoverTests: " + discoveryRequest.DiscoverTests);38            Console.WriteLine("RunSettings: " + discoveryRequest.RunSettings);39            Console.WriteLine("Sources: " + string.Join(",", discoveryRequest.Sources));40            Console.ReadLine();41        }42    }43}

DiscoveryRequestPayload

Using AI Code Generation

1var discoveryRequestPayload = new DiscoveryRequestPayload();2discoveryRequestPayload.Sources = new List<string>() { "C:\\Users\\abc\\Desktop\\TestProject1\\bin\\Debug\\TestProject1.dll" };3discoveryRequestPayload.DiscoverySettings = new DiscoverySettings();4discoveryRequestPayload.DiscoverySettings.DiscoveryCriteria = new DiscoveryCriteria();5discoveryRequestPayload.DiscoverySettings.DiscoveryCriteria.TestPlatformVersion = "15.0";6discoveryRequestPayload.DiscoverySettings.DiscoveryCriteria.AdapterSourceMap = new Dictionary<string, IEnumerable<string>>();7discoveryRequestPayload.DiscoverySettings.DiscoveryCriteria.AdapterSourceMap.Add("TestAdapter1", new List<string>() { "C:\\Users\\abc\\Desktop\\TestProject1\\bin\\Debug\\TestProject1.dll" });8discoveryRequestPayload.DiscoverySettings.DiscoveryCriteria.AdapterSourceMap.Add("TestAdapter2", new List<string>() { "C:\\Users\\abc\\Desktop\\TestProject1\\bin\\Debug\\TestProject1.dll" });9discoveryRequestPayload.DiscoverySettings.DiscoveryCriteria.AdapterSourceMap.Add("TestAdapter3", new List<string>() { "C:\\Users\\abc\\Desktop\\TestProject1\\bin\\Debug\\TestProject1.dll" });10discoveryRequestPayload.DiscoverySettings.DiscoveryCriteria.AdapterSourceMap.Add("TestAdapter4", new List<string>() { "C:\\Users\\abc\\Desktop\\TestProject1\\bin\\Debug\\TestProject1.dll" });11discoveryRequestPayload.DiscoverySettings.DiscoveryCriteria.AdapterSourceMap.Add("TestAdapter5", new List<string>() { "C:\\Users\\abc\\Desktop\\TestProject1\\bin\\Debug\\TestProject1.dll" });12discoveryRequestPayload.DiscoverySettings.DiscoveryCriteria.AdapterSourceMap.Add("TestAdapter6", new List<string>() { "C:\\Users\\abc\\Desktop\\TestProject1\\bin\\Debug\\TestProject1.dll" });13discoveryRequestPayload.DiscoverySettings.DiscoveryCriteria.AdapterSourceMap.Add("TestAdapter7", new List<string>() { "C:\\Users\\abc\\Desktop\\TestProject1\\bin\\Debug\\TestProject1.dll" });14discoveryRequestPayload.DiscoverySettings.DiscoveryCriteria.AdapterSourceMap.Add("TestAdapter8", new List<string>() { "C:\\Users\\abc\\Desktop\\TestProject1\\bin\\Debug\\TestProject1.dll" });

DiscoveryRequestPayload

Using AI Code Generation

1using Microsoft.TestPlatform.Protocol;2using Microsoft.TestPlatform.CommunicationUtilities;3using System;4{5    {6        static void Main(string[] args)7        {8            DiscoveryRequestPayload discoveryRequestPayload = new DiscoveryRequestPayload();9            discoveryRequestPayload.Sources = new List<string>() { "C:\\Users\\user\\Desktop\\test\\test.dll" };10            discoveryRequestPayload.DiscoveryCriteria = new DiscoveryCriteria();11            discoveryRequestPayload.DiscoveryCriteria.FrequencyOfRunStatsChangeEvent = 1;12            discoveryRequestPayload.DiscoveryCriteria.RunStatsChangeEventTimeout = 1;13            discoveryRequestPayload.DiscoveryCriteria.RunSettings = new TestPlatform.ObjectModel.RunSettings();14            discoveryRequestPayload.DiscoveryCriteria.RunSettings.SettingsXml = "<RunSettings><RunConfiguration><TargetFrameworkVersion>Framework45</TargetFrameworkVersion></RunConfiguration></RunSettings>";15            discoveryRequestPayload.DiscoveryCriteria.RunSettings.IsDesignMode = false;16            discoveryRequestPayload.DiscoveryCriteria.RunSettings.ActiveRunConfiguration = new TestPlatform.ObjectModel.RunConfiguration();17            discoveryRequestPayload.DiscoveryCriteria.RunSettings.ActiveRunConfiguration.TargetFrameworkVersion = TestPlatform.ObjectModel.FrameworkVersion.Framework45;18            discoveryRequestPayload.DiscoveryCriteria.RunSettings.ActiveRunConfiguration.TargetPlatform = TestPlatform.ObjectModel.TargetPlatform.AnyCpu;19            discoveryRequestPayload.DiscoveryCriteria.RunSettings.ActiveRunConfiguration.TargetDevice = TestPlatform.ObjectModel.TargetDevice.Default;20            discoveryRequestPayload.DiscoveryCriteria.RunSettings.ActiveRunConfiguration.TargetFramework = TestPlatform.ObjectModel.Framework.DefaultFramework;21            discoveryRequestPayload.DiscoveryCriteria.RunSettings.ActiveRunConfiguration.TargetPlatformArchitecture = TestPlatform.ObjectModel.TargetPlatformArchitecture.Default;22            discoveryRequestPayload.DiscoveryCriteria.RunSettings.ActiveRunConfiguration.TargetRuntime = TestPlatform.ObjectModel.TargetRuntime.Default;23            discoveryRequestPayload.DiscoveryCriteria.RunSettings.ActiveRunConfiguration.TargetFrameworkVersion = TestPlatform.ObjectModel.FrameworkVersion.Framework45;24            discoveryRequestPayload.DiscoveryCriteria.RunSettings.ActiveRunConfiguration.TargetDevice = TestPlatform.ObjectModel.TargetDevice.Default;25            discoveryRequestPayload.DiscoveryCriteria.RunSettings.ActiveRunConfiguration.TargetFramework = TestPlatform.ObjectModel.Framework.DefaultFramework;26            discoveryRequestPayload.DiscoveryCriteria.RunSettings.ActiveRunConfiguration.TargetPlatformArchitecture = TestPlatform.ObjectModel.TargetPlatformArchitecture.Default;27            discoveryRequestPayload.DiscoveryCriteria.RunSettings.ActiveRunConfiguration.TargetRuntime = TestPlatform.ObjectModel.TargetRuntime.Default;28            discoveryRequestPayload.DiscoveryCriteria.RunSettings.ActiveRunConfiguration.TargetFrameworkVersion = TestPlatform.ObjectModel.FrameworkVersion.Framework45;

DiscoveryRequestPayload

Using AI Code Generation

1public class Program {2    static void Main(string[] args) {3        var payload = new DiscoveryRequestPayload { RunSettings = @"<RunSettings></RunSettings>" };4        var payloadString = payload.ToXml();5        Console.WriteLine(payloadString);6    }7}8public class Program {9    static void Main(string[] args) {10        var payload = new DiscoveryRequestPayload { RunSettings = @"<RunSettings></RunSettings>" };11        var payloadString = payload.ToXml();12        Console.WriteLine(payloadString);13    }14}15public class Program {16    static void Main(string[] args) {17        var payload = new DiscoveryRequestPayload { RunSettings = @"<RunSettings></RunSettings>" };18        var payloadString = payload.ToXml();19        Console.WriteLine(payloadString);20    }21}22public class Program {23    static void Main(string[] args) {24        var payload = new DiscoveryRequestPayload { RunSettings = @"<RunSettings></RunSettings>" };25        var payloadString = payload.ToXml();26        Console.WriteLine(payloadString);27    }28}29public class Program {30    static void Main(string[] args) {31        var payload = new DiscoveryRequestPayload { RunSettings = @"<RunSettings></RunSettings>" };32        var payloadString = payload.ToXml();33        Console.WriteLine(payloadString);34    }35}36public class Program {37    static void Main(string[] args) {38        var payload = new DiscoveryRequestPayload { RunSettings = @"<RunSettings></RunSettings>" };39        var payloadString = payload.ToXml();40        Console.WriteLine(payloadString);41    }42}43public class Program {44    static void Main(string[] args) {45        var payload = new DiscoveryRequestPayload { RunSettings = @"<RunSettings></RunSettings>" };46        var payloadString = payload.ToXml();47        Console.WriteLine(payloadString);48    }49}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.