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

Copied to Clipboard!

Automation Advisor
Vstest
Microsoft.VisualStudio.TestPlatform.Client
InProcessTestSessionEventsHandler

How to use InProcessTestSessionEventsHandler class of Microsoft.VisualStudio.TestPlatform.Client package

Best Vstest code snippet using Microsoft.VisualStudio.TestPlatform.Client.InProcessTestSessionEventsHandler

InProcessVsTestConsoleWrapper.cs

Source:InProcessVsTestConsoleWrapper.cs

...210                IsDebuggingEnabled = testHostLauncher != null211                                     && testHostLauncher.IsDebug,212                TestPlatformOptions = options213            };214            var inProcessEventsHandler = new InProcessTestSessionEventsHandler(eventsHandler);215            inProcessEventsHandler.StartTestSessionCompleteEventHandler += (_, eventArgs) =>216            {217                testSessionInfo = eventArgs?.TestSessionInfo;218                resetEvent.Set();219            };220            TestRequestManager?.StartTestSession(221                startTestSessionPayload,222                (ITestHostLauncher3?)testHostLauncher,223                inProcessEventsHandler,224                new ProtocolConfig { Version = _highestSupportedVersion });225            var timeout = EnvironmentHelper.GetConnectionTimeout() * 1000;226            if (!resetEvent.WaitOne(timeout))227            {228                throw new TransationLayerException(229                    string.Format(230                        CultureInfo.CurrentCulture,231                        Resources.Resources.StartTestSessionTimedOut,232                        timeout));233            }234            inProcessEventsHandler.StartTestSessionCompleteEventHandler = null;235        }236        catch (Exception ex)237        {238            EqtTrace.Error("InProcessVsTestConsoleWrapper.StartTestSession: Exception occurred: " + ex);239            eventsHandler.HandleLogMessage(TestMessageLevel.Error, ex.ToString());240            eventsHandler.HandleStartTestSessionComplete(new());241        }242        _testPlatformEventSource.TranslationLayerStartTestSessionStop();243        return new TestSession(testSessionInfo, eventsHandler, this);244    }245    /// <inheritdoc/>246    [Obsolete("This API is not final yet and is subject to changes.", false)]247    public bool StopTestSession(248        TestSessionInfo? testSessionInfo,249        ITestSessionEventsHandler eventsHandler)250    {251        return StopTestSession(testSessionInfo, options: null, eventsHandler);252    }253    /// <inheritdoc/>254    [Obsolete("This API is not final yet and is subject to changes.", false)]255    public bool StopTestSession(256        TestSessionInfo? testSessionInfo,257        TestPlatformOptions? options,258        ITestSessionEventsHandler eventsHandler)259    {260        _testPlatformEventSource.TranslationLayerStopTestSessionStart();261        var isStopped = false;262        var resetEvent = new ManualResetEvent(false);263        try264        {265            TestRequestManager?.ResetOptions();266            var stopTestSessionPayload = new StopTestSessionPayload()267            {268                TestSessionInfo = testSessionInfo,269                CollectMetrics = options?.CollectMetrics ?? false270            };271            var inProcessEventsHandler = new InProcessTestSessionEventsHandler(eventsHandler);272            inProcessEventsHandler.StopTestSessionCompleteEventHandler += (_, eventArgs) =>273            {274                isStopped = (eventArgs?.IsStopped == true);275                resetEvent.Set();276            };277            TestRequestManager?.StopTestSession(278                stopTestSessionPayload,279                inProcessEventsHandler,280                new ProtocolConfig { Version = _highestSupportedVersion });281            var timeout = EnvironmentHelper.GetConnectionTimeout() * 1000;282            if (!resetEvent.WaitOne(timeout))283            {284                throw new TransationLayerException(285                    string.Format(...

InProcessVsTestConsoleWrapperTests.cs

Source:InProcessVsTestConsoleWrapperTests.cs

...693        _mockTestRequestManager.Setup(trm =>694            trm.StartTestSession(695                It.IsAny<StartTestSessionPayload>(),696                It.IsAny<ITestHostLauncher3>(),697                It.IsAny<InProcessTestSessionEventsHandler>(),698                It.IsAny<ProtocolConfig>()))699            .Callback<StartTestSessionPayload, ITestHostLauncher3, ITestSessionEventsHandler, ProtocolConfig>((700                StartTestSessionPayload _,701                ITestHostLauncher3 _,702                ITestSessionEventsHandler eventsHandler,703                ProtocolConfig _) =>704                    eventsHandler.HandleStartTestSessionComplete(startTestSessionCompleteArgs));705        _mockTestRequestManager.Setup(trm =>706            trm.StopTestSession(707                It.IsAny<StopTestSessionPayload>(),708                It.IsAny<InProcessTestSessionEventsHandler>(),709                It.IsAny<ProtocolConfig>()))710            .Callback<StopTestSessionPayload, ITestSessionEventsHandler, ProtocolConfig>((711                StopTestSessionPayload _,712                ITestSessionEventsHandler eventsHandler,713                ProtocolConfig _) =>714                    eventsHandler.HandleStopTestSessionComplete(stopTestSessionCompleteArgs));715        var consoleWrapper = new InProcessVsTestConsoleWrapper(716            new ConsoleParameters(),717            _mockEnvironmentVariableHelper.Object,718            _mockRequestSender.Object,719            _mockTestRequestManager.Object,720            new Executor(_mockOutput.Object, new Mock<ITestPlatformEventSource>().Object, new ProcessHelper(), new PlatformEnvironment()),721            new Mock<ITestPlatformEventSource>().Object);722        using (var testSession = consoleWrapper?.StartTestSession(_testSources, _runSettings, mockTestSessionEventsHandler.Object))723        {724            Assert.AreEqual(725                testSession?.TestSessionInfo,726                testSessionInfo);727        }728        _mockTestRequestManager.Verify(trm => trm.ResetOptions(), Times.Exactly(2));729        _mockTestRequestManager.Verify(trm => trm.StartTestSession(730             It.IsAny<StartTestSessionPayload>(),731             It.IsAny<ITestHostLauncher3>(),732             It.IsAny<InProcessTestSessionEventsHandler>(),733             It.IsAny<ProtocolConfig>()), Times.Once);734        _mockTestRequestManager.Verify(trm => trm.StopTestSession(735             It.IsAny<StopTestSessionPayload>(),736             It.IsAny<InProcessTestSessionEventsHandler>(),737             It.IsAny<ProtocolConfig>()), Times.Once);738        mockTestSessionEventsHandler.Verify(eh => eh.HandleStartTestSessionComplete(startTestSessionCompleteArgs), Times.Once);739        mockTestSessionEventsHandler.Verify(eh => eh.HandleStopTestSessionComplete(stopTestSessionCompleteArgs), Times.Once);740    }741}...

InProcessTestSessionEventsHandler.cs

Source:InProcessTestSessionEventsHandler.cs

...3using System;4using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;5using Microsoft.VisualStudio.TestPlatform.ObjectModel.Logging;6namespace Microsoft.VisualStudio.TestPlatform.Client;7internal class InProcessTestSessionEventsHandler : ITestSessionEventsHandler8{9    private readonly ITestSessionEventsHandler _testSessionEventsHandler;10    public EventHandler<StartTestSessionCompleteEventArgs?>? StartTestSessionCompleteEventHandler { get; set; }11    public EventHandler<StopTestSessionCompleteEventArgs?>? StopTestSessionCompleteEventHandler { get; set; }12    public InProcessTestSessionEventsHandler(ITestSessionEventsHandler testSessionEventsHandler)13    {14        _testSessionEventsHandler = testSessionEventsHandler;15    }16    public void HandleLogMessage(TestMessageLevel level, string? message)17    {18        _testSessionEventsHandler.HandleLogMessage(level, message);19    }20    public void HandleRawMessage(string rawMessage)21    {22        _testSessionEventsHandler.HandleRawMessage(rawMessage);23    }24    public void HandleStartTestSessionComplete(StartTestSessionCompleteEventArgs? eventArgs)25    {26        StartTestSessionCompleteEventHandler?.Invoke(this, eventArgs);...

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.