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Richard Werkman
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setup mtp demo
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11 files changed

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‎MTP Demo/InjectedTestProject/InjectedTestProject.sln

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.12.35707.178
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "UnitTests", "UnitTests\UnitTests.csproj", "{6B47BF30-C01E-47AE-B3C9-87A377648755}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TargetProject", "TargetProject\TargetProject.csproj", "{AF9F4468-EC92-4C35-A546-8AF84267E51C}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{6B47BF30-C01E-47AE-B3C9-87A377648755}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{6B47BF30-C01E-47AE-B3C9-87A377648755}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{6B47BF30-C01E-47AE-B3C9-87A377648755}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{6B47BF30-C01E-47AE-B3C9-87A377648755}.Release|Any CPU.Build.0 = Release|Any CPU
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{AF9F4468-EC92-4C35-A546-8AF84267E51C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{AF9F4468-EC92-4C35-A546-8AF84267E51C}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{AF9F4468-EC92-4C35-A546-8AF84267E51C}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{AF9F4468-EC92-4C35-A546-8AF84267E51C}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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EndGlobal

‎MTP Demo/InjectedTestProject/TargetProject/Class.cs

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namespace TargetProject;
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public class Class
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{
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public int Age { get; set; }
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public bool IsExpiredBool() => Age >= 99;
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}

‎MTP Demo/InjectedTestProject/TargetProject/TargetProject.csproj

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<TargetFramework>net9.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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</PropertyGroup>
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</Project>

‎MTP Demo/InjectedTestProject/UnitTests/Constructs.cs

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using TargetProject;
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namespace UnitTests
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{
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[TestClass]
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public class Constructs
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{
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[TestMethod]
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[DataRow(99, false)]
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[DataRow(100, true)]
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public void TestAgeExplicit(int age, bool expired)
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{
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var sut = new Class { Age = age };
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Assert.IsTrue(expired == sut.IsExpiredBool());
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}
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}
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}

‎MTP Demo/InjectedTestProject/UnitTests/Injected.cs

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using Microsoft.Testing.Platform.Builder;
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using Microsoft.Testing.Platform.Extensions;
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using Microsoft.Testing.Platform.Extensions.Messages;
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using Microsoft.Testing.Platform.Extensions.TestHost;
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using Microsoft.Testing.Platform.Extensions.TestHostControllers;
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using System.Reflection;
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namespace UnitTests
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{
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public class Injected
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{
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public static async Task Main(string[] args)
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{
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await MainAsync(args);
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}
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public static async Task MainAsync(string[] args)
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{
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Console.WriteLine("Custom stryker testrunner starting...");
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var testAssembly = Assembly.GetExecutingAssembly();
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Console.WriteLine("Starting testrun");
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await RunTestsAsync(args, testAssembly);
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}
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private static async Task RunTestsAsync(string[] args, Assembly testAssembly)
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{
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var testApplicationBuilder = await TestApplication.CreateBuilderAsync(args);
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// Register the testing framework
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testApplicationBuilder.AddMSTest(() => new[] { testAssembly });
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var factory = new CompositeExtensionFactory<StrykerExtension>(serviceProvider => new StrykerExtension());
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testApplicationBuilder.TestHost.AddDataConsumer(factory);
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var testApplication = await testApplicationBuilder.BuildAsync();
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await testApplication.RunAsync();
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}
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}
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}
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internal class StrykerExtension : IDataConsumer
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{
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public StrykerExtension()
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{
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}
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string IExtension.Uid => "StrykerMsTestExtension";
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string IExtension.Version => "1.0";
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string IExtension.DisplayName => "StrykerMsTestExtension";
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string IExtension.Description => "StrykerMsTestExtension";
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public Type[] DataTypesConsumed => new[] { typeof(TestNodeUpdateMessage) };
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public Task ConsumeAsync(
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IDataProducer dataProducer,
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IData value,
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CancellationToken cancellationToken)
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{
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var testNodeUpdateMessage = (TestNodeUpdateMessage)value;
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switch (testNodeUpdateMessage.TestNode.Properties.Single<TestNodeStateProperty>())
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{
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case InProgressTestNodeStateProperty _:
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{
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//Console.WriteLine("InProgressTestNodeStateProperty");
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Console.WriteLine("StrykerActiveMutation: " + Environment.GetEnvironmentVariable("StrykerActiveMutation"));
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break;
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}
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case PassedTestNodeStateProperty passed:
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{
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//Console.WriteLine("PassedTestNodeStateProperty");
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//Console.WriteLine(passed.Explanation);
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break;
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}
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case FailedTestNodeStateProperty failedTestNodeStateProperty:
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{
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//Console.WriteLine("FailedTestNodeStateProperty");
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break;
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}
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case SkippedTestNodeStateProperty _:
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{
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//Console.WriteLine("SkippedTestNodeStateProperty");
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break;
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}
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}
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return Task.CompletedTask;
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}
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//public Task UpdateAsync(IEnvironmentVariables environmentVariables) => throw new NotImplementedException();
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public Task<ValidationResult> ValidateTestHostEnvironmentVariablesAsync(IReadOnlyEnvironmentVariables environmentVariables) => throw new NotImplementedException();
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Task<bool> IExtension.IsEnabledAsync() => Task.FromResult(true);
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public Task BeforeRunAsync(CancellationToken cancellationToken) => throw new NotImplementedException();
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public Task AfterRunAsync(int exitCode, CancellationToken cancellation) => throw new NotImplementedException();
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}

‎MTP Demo/InjectedTestProject/UnitTests/MSTestSettings.cs

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[assembly: Parallelize(Scope = ExecutionScope.ClassLevel)]

‎MTP Demo/InjectedTestProject/UnitTests/UnitTests.csproj

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<Project Sdk="MSTest.Sdk/3.6.3">
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<PropertyGroup>
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<TargetFramework>net9.0</TargetFramework>
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<LangVersion>latest</LangVersion>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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<TestingPlatformDotnetTestSupport>true</TestingPlatformDotnetTestSupport>
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<StartupObject>UnitTests.Injected</StartupObject>
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</PropertyGroup>
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<ItemGroup>
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<ProjectReference Include="..\TargetProject\TargetProject.csproj" />
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</ItemGroup>
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</Project>

‎MTP Demo/MsTestRunnerDemo/MsTestRunnerDemo.sln

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.12.35707.178 d17.12
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MsTestRunnerDemo", "MsTestRunnerDemo\MsTestRunnerDemo.csproj", "{2F38B092-5F27-4356-A5F3-28479CFD0D9E}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{2F38B092-5F27-4356-A5F3-28479CFD0D9E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{2F38B092-5F27-4356-A5F3-28479CFD0D9E}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{2F38B092-5F27-4356-A5F3-28479CFD0D9E}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{2F38B092-5F27-4356-A5F3-28479CFD0D9E}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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EndGlobal

‎MTP Demo/MsTestRunnerDemo/MsTestRunnerDemo/MsTestRunnerDemo.csproj

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<Project Sdk="MSTest.Sdk/3.6.3">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<TargetFramework>net8.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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</PropertyGroup>
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</Project>

‎MTP Demo/MsTestRunnerDemo/MsTestRunnerDemo/Program.cs

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using System.Reflection;
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string testAssemblyPath = Path.GetFullPath("..\\..\\..\\..\\..\\InjectedTestProject\\UnitTests\\bin\\Debug\\net9.0\\UnitTests.dll");
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var exits = File.Exists(testAssemblyPath);
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// this works, as long as the target framework is the same
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var testAssembly = Assembly.LoadFrom(testAssemblyPath);
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var entryPoint = testAssembly.GetExportedTypes()
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.Where(t => t.IsClass && !t.IsAbstract)
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.FirstOrDefault(t => t.Name == "Injected");
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var instance = Activator.CreateInstance(entryPoint);
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var method = entryPoint.GetMethod("Main");
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// call the test method multiple times, works fast!
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Environment.SetEnvironmentVariable("StrykerActiveMutation", "1");
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var result = method.Invoke(instance, new object[] { new string[] { } });
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Console.WriteLine(result);
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Environment.SetEnvironmentVariable("StrykerActiveMutation", "2");
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var result2 = method.Invoke(instance, new object[] { new string[] { } });
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Console.WriteLine(result2);
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Environment.SetEnvironmentVariable("StrykerActiveMutation", "3");
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var result3 = method.Invoke(instance, new object[] { new string[] { } });
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Console.WriteLine(result3);
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Environment.SetEnvironmentVariable("StrykerActiveMutation", "4");
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var result4 = method.Invoke(instance, new object[] { new string[] { } });
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Console.WriteLine(result4);
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// We don't want this, because it's slow, and doesn't support reruns... But it works for any target framework (as long as it's installed on the host)
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//var process = new System.Diagnostics.Process();
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//process.StartInfo.FileName = "dotnet";
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//process.StartInfo.Arguments = $"exec \"{testAssemblyPath}\"";
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//process.Start();
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//process.WaitForExit();
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//Console.WriteLine($"Process exited with code {process.ExitCode}");

‎MTP Demo/MsTestRunnerDemo/MsTestRunnerDemo/TestApplicationLifecycleCallbacks.cs

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using Microsoft.Testing.Platform.Capabilities.TestFramework;
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using Microsoft.Testing.Platform.Extensions.TestHost;
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internal class TestApplicationLifecycleCallbacks : ITestApplicationLifecycleCallbacks
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{
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public TestApplicationLifecycleCallbacks(IServiceProvider serviceProvider)
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{
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ServiceProvider = serviceProvider;
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}
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public string Uid => throw new NotImplementedException();
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public string Version => throw new NotImplementedException();
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public string DisplayName => throw new NotImplementedException();
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public string Description => throw new NotImplementedException();
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public IServiceProvider ServiceProvider { get; }
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public async Task AfterRunAsync(int exitCode, CancellationToken cancellation)
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{
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Console.WriteLine("AfterRunAsync");
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}
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public async Task BeforeRunAsync(CancellationToken cancellationToken)
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{
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Console.WriteLine("BeforeRunAsync");
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}
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public Task<bool> IsEnabledAsync()
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{
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throw new NotImplementedException();
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}
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}

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