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

How to use TestDiscoveryExtensionManager method of Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework.TestDiscoveryExtensionManager class

Best Vstest code snippet using Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework.TestDiscoveryExtensionManager.TestDiscoveryExtensionManager

TestDiscoveryExtensionManager.cs

Source:TestDiscoveryExtensionManager.cs

...11    using Microsoft.VisualStudio.TestPlatform.ObjectModel.Adapter;12    /// <summary>13    /// Responsible for managing the Test Discoverer extensions which are available.14    /// </summary>15    internal class TestDiscoveryExtensionManager16    {17        #region Fields18        private static TestDiscoveryExtensionManager testDiscoveryExtensionManager;19        #endregion20        #region Constructor21        /// <summary>22        /// Default constructor.23        /// </summary>24        /// <remarks>The factory should be used for getting instances of this type so the constructor is not public.</remarks>25        protected TestDiscoveryExtensionManager(26            IEnumerable<LazyExtension<ITestDiscoverer, ITestDiscovererCapabilities>> discoverers,27            IEnumerable<LazyExtension<ITestDiscoverer, Dictionary<string, object>>> unfilteredDiscoverers)28        {29            ValidateArg.NotNull<IEnumerable<LazyExtension<ITestDiscoverer, ITestDiscovererCapabilities>>>(discoverers, nameof(discoverers));30            ValidateArg.NotNull<IEnumerable<LazyExtension<ITestDiscoverer, Dictionary<string, object>>>>(unfilteredDiscoverers, nameof(unfilteredDiscoverers));31            this.Discoverers = discoverers;32            this.UnfilteredDiscoverers = unfilteredDiscoverers;33        }34        #endregion35        #region Properties36        /// <summary>37        /// Gets the unfiltered list of test discoverers which are available.38        /// </summary>39        /// <remarks>40        /// Used in the /ListDiscoverers command line argument processor to generically list out extensions.41        /// </remarks>42        public IEnumerable<LazyExtension<ITestDiscoverer, Dictionary<string, object>>> UnfilteredDiscoverers { get; private set; }43        /// <summary>44        /// Gets the discoverers which are available for discovering tests.45        /// </summary>46        public IEnumerable<LazyExtension<ITestDiscoverer, ITestDiscovererCapabilities>> Discoverers { get; private set; }47        #endregion48        #region Factory49        /// <summary>50        /// Gets an instance of the Test Discovery Extension Manager.51        /// </summary>52        /// <returns>53        /// Instance of the Test Discovery Extension Manager54        /// </returns>55        /// <remarks>56        /// This would provide a discovery extension manager where extensions in57        /// all the extension assemblies are discovered. This is cached.58        /// </remarks>59        public static TestDiscoveryExtensionManager Create()60        {61            if (testDiscoveryExtensionManager == null)62            {63                TestPluginManager.Instance64                    .GetSpecificTestExtensions<TestDiscovererPluginInformation, ITestDiscoverer, ITestDiscovererCapabilities, TestDiscovererMetadata>(65                        TestPlatformConstants.TestAdapterEndsWithPattern,66                        out var unfilteredTestExtensions,67                        out var testExtensions);68                testDiscoveryExtensionManager = new TestDiscoveryExtensionManager(69                    testExtensions,70                    unfilteredTestExtensions);71            }72            return testDiscoveryExtensionManager;73        }74        /// <summary>75        /// Gets an instance of the Test Discovery Extension Manager for the extension.76        /// </summary>77        /// <param name="extensionAssembly"> The extension assembly. </param>78        /// <returns> The <see cref="TestDiscoveryExtensionManager"/> instance. </returns>79        /// <remarks>80        /// This would provide a discovery extension manager where extensions in81        /// only the extension assembly provided are discovered. This is not cached82        /// </remarks>83        public static TestDiscoveryExtensionManager GetDiscoveryExtensionManager(string extensionAssembly)84        {85            TestPluginManager.Instance86                .GetTestExtensions<TestDiscovererPluginInformation, ITestDiscoverer, ITestDiscovererCapabilities, TestDiscovererMetadata>(87                    extensionAssembly,88                    out var unfilteredTestExtensions,89                    out var testExtensions);90            return new TestDiscoveryExtensionManager(91                testExtensions,92                unfilteredTestExtensions);93        }94        /// <summary>95        /// Loads and Initializes all the extensions.96        /// </summary>97        /// <param name="throwOnError"> The throw On Error. </param>98        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1031:DoNotCatchGeneralExceptionTypes")]99        internal static void LoadAndInitializeAllExtensions(bool throwOnError)100        {101            try102            {103                var allDiscoverers = Create();104                // Iterate throw the discoverers so that they are initialized...

TestDiscoveryExtensionManagerTests.cs

Source:TestDiscoveryExtensionManagerTests.cs

...10    using Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework;11    using Microsoft.VisualStudio.TestPlatform.Common.Utilities;12    using Microsoft.VisualStudio.TestTools.UnitTesting;13    [TestClass]14    public class TestDiscoveryExtensionManagerTests15    {16        [TestCleanup]17        public void TestCleanup()18        {19            TestDiscoveryExtensionManager.Destroy();20        }21        [TestMethod]22        public void CreateShouldDiscoverDiscovererExtensions()23        {24            TestPluginCacheHelper.SetupMockExtensions(typeof(TestDiscoveryExtensionManagerTests));25            var extensionManager = TestDiscoveryExtensionManager.Create();26            Assert.IsNotNull(extensionManager.Discoverers);27            Assert.IsTrue(extensionManager.Discoverers.Any());28        }29        [TestMethod]30        public void CreateShouldCacheDiscoveredExtensions()31        {32            TestPluginCacheHelper.SetupMockExtensions(typeof(TestDiscoveryExtensionManagerTests), () => { });33            var extensionManager = TestDiscoveryExtensionManager.Create();34            TestDiscoveryExtensionManager.Create();35            Assert.IsNotNull(extensionManager.Discoverers);36            Assert.IsTrue(extensionManager.Discoverers.Any());37        }38        [TestMethod]39        public void GetDiscoveryExtensionManagerShouldReturnADiscoveryManagerWithExtensions()40        {41            var extensionManager =42                TestDiscoveryExtensionManager.GetDiscoveryExtensionManager(43                    typeof(TestDiscoveryExtensionManagerTests).GetTypeInfo().Assembly.Location);44            Assert.IsNotNull(extensionManager.Discoverers);45            Assert.IsTrue(extensionManager.Discoverers.Any());46        }47        #region LoadAndInitialize tests48        [TestMethod]49        public void LoadAndInitializeShouldInitializeAllExtensions()50        {51            TestPluginCacheHelper.SetupMockExtensions(typeof(TestDiscoveryExtensionManagerTests));52            TestDiscoveryExtensionManager.LoadAndInitializeAllExtensions(false);53            var allDiscoverers = TestDiscoveryExtensionManager.Create().Discoverers;54            foreach (var discoverer in allDiscoverers)55            {56                Assert.IsTrue(discoverer.IsExtensionCreated);57            }58        }59        #endregion60    }61    [TestClass]62    public class TestDiscovererMetadataTests63    {64        [TestMethod]65        public void TestDiscovererMetadataCtorDoesNotThrowWhenFileExtensionsIsNull()66        {67            var metadata = new TestDiscovererMetadata(null, null);...

TestDiscoveryExtensionManager

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework;7{8    {9        static void Main(string[] args)10        {11            TestDiscoveryExtensionManager t = new TestDiscoveryExtensionManager();12            t.TestDiscoveryExtensionManager();13        }14    }15}16using System;17using System.Collections.Generic;18using System.Linq;19using System.Text;20using System.Threading.Tasks;21using Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework;22{23    {24        static void Main(string[] args)25        {26            TestExecutionExtensionManager t = new TestExecutionExtensionManager();27            t.TestExecutionExtensionManager();28        }29    }30}31using System;32using System.Collections.Generic;33using System.Linq;34using System.Text;35using System.Threading.Tasks;36using Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework;37{38    {39        static void Main(string[] args)40        {41            TestLoggerExtensionManager t = new TestLoggerExtensionManager();42            t.TestLoggerExtensionManager();43        }44    }45}46using System;47using System.Collections.Generic;48using System.Linq;49using System.Text;50using System.Threading.Tasks;51using Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework;52{53    {54        static void Main(string[] args)55        {56            TestRunEventsPublisher t = new TestRunEventsPublisher();57            t.TestRunEventsPublisher();58        }59    }60}61using System;62using System.Collections.Generic;63using System.Linq;64using System.Text;65using System.Threading.Tasks;66using Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework;67{68    {69        static void Main(string[] args)70        {71            TestSettingsProvider t = new TestSettingsProvider();72            t.TestSettingsProvider();73        }

TestDiscoveryExtensionManager

Using AI Code Generation

1using Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8    {9        static void Main(string[] args)10        {11            TestDiscoveryExtensionManager testDiscoveryExtensionManager = new TestDiscoveryExtensionManager();12            testDiscoveryExtensionManager.TestDiscoveryExtensionManager();13        }14    }15}

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.