Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use CustomTestHostLauncher method of Microsoft.TestPlatform.TranslationLayer.E2ETest.CustomTestHostLauncher class

Best Vstest code snippet using Microsoft.TestPlatform.TranslationLayer.E2ETest.CustomTestHostLauncher.CustomTestHostLauncher

Program.cs

Source:Program.cs

...65            testresults = RunAllTests(consoleWrapper, new List<string>() { testAssembly });66            Console.WriteLine("Run All Test Count: " + testresults?.Count());67            Console.WriteLine("Run All Test Result: " + testresults?.FirstOrDefault()?.TestCase?.DisplayName + " :" + testresults?.FirstOrDefault()?.Outcome);68            Console.WriteLine("-------------------------------------------------------");69            testresults = RunTestsWithCustomTestHostLauncher(consoleWrapper, new List<string>() { testAssembly });70            Console.WriteLine("Run All (custom launcher) Test Count: " + testresults?.Count());71            Console.WriteLine("Run All (custom launcher) Test Result: " + testresults?.FirstOrDefault()?.TestCase?.DisplayName + " :" + testresults?.FirstOrDefault()?.Outcome);72            Console.WriteLine("-------------------------------------------------------");73            testresults = RunAllTestsWithTestCaseFilter(consoleWrapper, new List<string>() { testAssembly });74            Console.WriteLine("Run All Test Count: " + testresults?.Count());75            Console.WriteLine("Run All Test Result: " + testresults?.FirstOrDefault()?.TestCase?.DisplayName + " :" + testresults?.FirstOrDefault()?.Outcome);76            Console.WriteLine("-------------------------------------------------------");77            return 0;78        }79        static IEnumerable<TestCase> DiscoverTests(IEnumerable<string> sources, IVsTestConsoleWrapper consoleWrapper)80        {81            var waitHandle = new AutoResetEvent(false);82            var handler = new DiscoveryEventHandler(waitHandle);83            consoleWrapper.DiscoverTests(sources, DefaultRunSettings, handler);84            waitHandle.WaitOne();85            return handler.DiscoveredTestCases;86        }87        static IEnumerable<TestResult> RunSelectedTests(IVsTestConsoleWrapper consoleWrapper, IEnumerable<TestCase> testCases)88        {89            var waitHandle = new AutoResetEvent(false);90            var handler = new RunEventHandler(waitHandle);91            consoleWrapper.RunTests(testCases, DefaultRunSettings, handler);92            waitHandle.WaitOne();93            return handler.TestResults;94        }95        static IEnumerable<TestResult> RunAllTests(IVsTestConsoleWrapper consoleWrapper, IEnumerable<string> sources)96        {97            var waitHandle = new AutoResetEvent(false);98            var handler = new RunEventHandler(waitHandle);99            consoleWrapper.RunTests(sources, DefaultRunSettings, handler);100            waitHandle.WaitOne();101            return handler.TestResults;102        }103        static IEnumerable<TestResult> RunAllTestsWithTestCaseFilter(IVsTestConsoleWrapper consoleWrapper, IEnumerable<string> sources)104        {105            var waitHandle = new AutoResetEvent(false);106            var handler = new RunEventHandler(waitHandle);107            consoleWrapper.RunTests(sources, DefaultRunSettings, new TestPlatformOptions() { TestCaseFilter = "FullyQualifiedName=UnitTestProject.UnitTest.PassingTest" }, handler);108            waitHandle.WaitOne();109            return handler.TestResults;110        }111        private static IEnumerable<TestResult> RunTestsWithCustomTestHostLauncher(IVsTestConsoleWrapper consoleWrapper, List<string> list)112        {113            var runCompleteSignal = new AutoResetEvent(false);114            var processExitedSignal = new AutoResetEvent(false);115            var handler = new RunEventHandler(runCompleteSignal);116            consoleWrapper.RunTestsWithCustomTestHost(list, DefaultRunSettings, handler, new CustomTestHostLauncher(() => processExitedSignal.Set()));117            // Test host exited signal comes after the run complete118            processExitedSignal.WaitOne();119            // At this point, run must have complete. Check signal for true120            Debug.Assert(runCompleteSignal.WaitOne());121            return handler.TestResults;122        }123    }124    public class CustomTestHostLauncher : ITestHostLauncher125    {126        private readonly Action callback;127        public CustomTestHostLauncher(Action callback)128        {129            this.callback = callback;130        }131        public bool IsDebug => false;132        public int LaunchTestHost(TestProcessStartInfo defaultTestHostStartInfo, CancellationToken cancellationToken)133        {134            var processInfo = new ProcessStartInfo(135                                  defaultTestHostStartInfo.FileName,136                                  defaultTestHostStartInfo.Arguments)137            {138                WorkingDirectory = defaultTestHostStartInfo.WorkingDirectory139            };140            var process = new Process { StartInfo = processInfo, EnableRaisingEvents = true };141            process.Start();...

CustomTestHostLauncher

Using AI Code Generation

1using Microsoft.TestPlatform.TranslationLayer.E2ETest;2using System;3using System.Collections.Generic;4using System.Diagnostics;5using System.Linq;6using System.Text;7using System.Threading.Tasks;8{9    {10        static void Main(string[] args)11        {12            CustomTestHostLauncher customTestHostLauncher = new CustomTestHostLauncher();13            customTestHostLauncher.LaunchTestHost(@"C:\Users\user\Desktop\CustomTestHostLauncher\CustomTestHostLauncher\bin\Debug\CustomTestHostLauncher.exe", "CustomTestHostLauncher", "CustomTestHostLauncher", @"C:\Users\user\Desktop\CustomTestHostLauncher\CustomTestHostLauncher\bin\Debug\CustomTestHostLauncher.exe");14            Console.WriteLine("Press any key to exit");15            Console.ReadLine();16        }17    }18}19using Microsoft.TestPlatform.TranslationLayer.E2ETest;20using System;21using System.Collections.Generic;22using System.Diagnostics;23using System.Linq;24using System.Text;25using System.Threading.Tasks;26{27    {28        static void Main(string[] args)29        {30            CustomTestHostLauncher customTestHostLauncher = new CustomTestHostLauncher();31            customTestHostLauncher.LaunchTestHost(@"C:\Users\user\Desktop\CustomTestHostLauncher\CustomTestHostLauncher\bin\Debug\CustomTestHostLauncher.exe", "CustomTestHostLauncher", "CustomTestHostLauncher", @"C:\Users\user\Desktop\CustomTestHostLauncher\CustomTestHostLauncher\bin\Debug\CustomTestHostLauncher.exe");32            Console.WriteLine("Press any key to exit");33            Console.ReadLine();34        }35    }36}37using Microsoft.TestPlatform.TranslationLayer.E2ETest;38using System;39using System.Collections.Generic;40using System.Diagnostics;41using System.Linq;42using System.Text;43using System.Threading.Tasks;44{45    {46        static void Main(string[] args)47        {48            CustomTestHostLauncher customTestHostLauncher = new CustomTestHostLauncher();49            customTestHostLauncher.LaunchTestHost(@"C:\Users\user

CustomTestHostLauncher

Using AI Code Generation

1using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities;2using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.Interfaces;3using Microsoft.VisualStudio.TestPlatform.CoreUtilities.Extensions;4using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Client;5using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Execution;6using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Helpers;7using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Resources;8using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Testhost;9using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Utilities;10using Microsoft.VisualStudio.TestPlatform.ObjectModel;11using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;12using Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine;13using Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine.TesthostProtocol;14using Microsoft.VisualStudio.TestPlatform.PlatformAbstractions;15using Microsoft.VisualStudio.TestPlatform.PlatformAbstractions.Interfaces;16using Microsoft.VisualStudio.TestPlatform.Utilities;17using Microsoft.VisualStudio.TestPlatform.Utilities.Helpers;18using Microsoft.VisualStudio.TestPlatform.Utilities.Helpers.Interfaces;19using Microsoft.VisualStudio.TestPlatform.Utilities.Helpers.Interfaces;20using System;21using System.Collections.Generic;22using System.Diagnostics;23using System.Diagnostics.Contracts;24using System.Globalization;25using System.IO;26using System.Linq;27using System.Threading;28using System.Threading.Tasks;29{30    using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Helpers.Interfaces;31    using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Helpers.Interfaces;32    using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Resources;33    using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Testhost;34    using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Utilities;35    using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Utilities.Interfaces;36    using Microsoft.VisualStudio.TestPlatform.ObjectModel;37    using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;38    using Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine;39    using Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine.TesthostProtocol;40    using Microsoft.VisualStudio.TestPlatform.PlatformAbstractions;41    using Microsoft.VisualStudio.TestPlatform.PlatformAbstractions.Interfaces;42    using Microsoft.VisualStudio.TestPlatform.Utilities;43    using Microsoft.VisualStudio.TestPlatform.Utilities.Helpers;

CustomTestHostLauncher

Using AI Code Generation

1using System;2using System.Diagnostics;3using System.IO;4using System.Linq;5using System.Reflection;6using System.Threading;7using System.Threading.Tasks;8using Microsoft.TestPlatform.TranslationLayer.E2ETest;9using Microsoft.VisualStudio.TestPlatform.ObjectModel;10using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;11using Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine;12using Microsoft.VisualStudio.TestPlatform.Utilities;13{14    {15        static void Main(string[] args)16        {17            var customHost = new CustomTestHostLauncher();18            var port = 0;19            var testHostPath = string.Empty;20            var testHostProcess = customHost.LaunchTestHost(new TestProcessStartInfo(), out port, out testHostPath);21            Console.WriteLine("TestHostPath : {0}", testHostPath);22            Console.WriteLine("TestHostPort : {0}", port);23            Console.WriteLine("TestHostProcessId : {0}", testHostProcess.Id);24            Console.WriteLine("TestHostProcessName : {0}", testHostProcess.ProcessName);25            Console.WriteLine("TestHostProcessStartTime : {0}", testHostProcess.StartTime);26            Console.WriteLine("TestHostProcessExitCode : {0}", testHostProcess.ExitCode);27            Console.WriteLine("TestHostProcessExitTime : {0}", testHostProcess.ExitTime);28            Console.WriteLine("TestHostProcessMachineName : {0}", testHostProcess.MachineName);29            Console.WriteLine("TestHostProcessHandleCount : {0}", testHostProcess.HandleCount);30            Console.WriteLine("TestHost

CustomTestHostLauncher

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.TestPlatform.TranslationLayer.E2ETest;7using Microsoft.VisualStudio.TestPlatform.ObjectModel;8using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;9using Microsoft.VisualStudio.TestPlatform.ObjectModel.Logging;10{11    {12        public static void Main(string[] args)13        {14            var testHostPath = args[0];15            var testSource = args[1];16            var testAdapterPath = args[2];17            var testHostArgs = args[3];18            var customTestHostLauncher = new CustomTestHostLauncher();19            customTestHostLauncher.LaunchTestHost(testHostPath, testSource, testAdapterPath, testHostArgs);20        }21        public void LaunchTestHost(string testHostPath, string testSource, string testAdapterPath, string testHostArgs)22        {23            var testSources = new List<string>();24            testSources.Add(testSource);25            var testAdapterPaths = new List<string>();26            testAdapterPaths.Add(testAdapterPath);27            var testHostLauncher = new TestHostLauncher();28            var processId = testHostLauncher.LaunchTestHost(testHostPath, testSources, testAdapterPaths, testHostArgs);29            Console.WriteLine("TestHost launched with process id: {0}", processId);30        }31    }32}33using System;34using System.Collections.Generic;35using System.Linq;36using System.Text;37using System.Threading.Tasks;38using Microsoft.TestPlatform.TranslationLayer.E2ETest;39using Microsoft.VisualStudio.TestPlatform.ObjectModel;40using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;41using Microsoft.VisualStudio.TestPlatform.ObjectModel.Logging;42{43    {44        public static void Main(string[] args)45        {

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.