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[WIP] Implement a VSTest data collector to write coverage data to disk #329
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,73 @@ | ||
| using Coverlet.Core.Instrumentation; | ||
| using Microsoft.VisualStudio.TestPlatform.ObjectModel.DataCollection; | ||
| using Microsoft.VisualStudio.TestPlatform.ObjectModel.DataCollector.InProcDataCollector; | ||
| using Microsoft.VisualStudio.TestPlatform.ObjectModel.InProcDataCollector; | ||
| using System; | ||
| using System.Reflection; | ||
|
|
||
| namespace Coverlet.DataCollector | ||
| { | ||
| public class CoverletDataCollector : InProcDataCollection | ||
| { | ||
| public void Initialize(IDataCollectionSink dataCollectionSink) | ||
| { | ||
| } | ||
|
|
||
| public void TestCaseEnd(TestCaseEndArgs testCaseEndArgs) | ||
| { | ||
| } | ||
|
|
||
| public void TestCaseStart(TestCaseStartArgs testCaseStartArgs) | ||
| { | ||
| } | ||
|
|
||
| public void TestSessionEnd(TestSessionEndArgs testSessionEndArgs) | ||
| { | ||
| foreach (var assembly in AppDomain.CurrentDomain.GetAssemblies()) | ||
| { | ||
| Type injectedInstrumentationClass = GetInstrumentationClass(assembly); | ||
| if (injectedInstrumentationClass is null) | ||
| continue; | ||
|
|
||
| var unloadModule = injectedInstrumentationClass.GetMethod(nameof(ModuleTrackerTemplate.UnloadModule), new[] { typeof(object), typeof(EventArgs) }); | ||
| if (unloadModule is null) | ||
| continue; | ||
|
|
||
| try | ||
| { | ||
| unloadModule.Invoke(null, new[] { null, EventArgs.Empty }); | ||
| } | ||
| catch | ||
| { | ||
| // Ignore exceptions and continue with the unload | ||
| } | ||
| } | ||
| } | ||
|
|
||
| public void TestSessionStart(TestSessionStartArgs testSessionStartArgs) | ||
| { | ||
| } | ||
|
|
||
| private static Type GetInstrumentationClass(Assembly assembly) | ||
| { | ||
| try | ||
| { | ||
| foreach (var type in assembly.GetTypes()) | ||
| { | ||
| if (type.Namespace == "Coverlet.Core.Instrumentation.Tracker" | ||
| && type.Name.StartsWith(assembly.GetName().Name + "_")) | ||
| { | ||
| return type; | ||
| } | ||
| } | ||
|
|
||
| return null; | ||
| } | ||
| catch | ||
| { | ||
| // Avoid crashing if reflection fails | ||
| return null; | ||
| } | ||
| } | ||
| } | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| [assembly: System.Reflection.AssemblyKeyFileAttribute("coverlet.datacollector.snk")] |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <Project Sdk="Microsoft.NET.Sdk"> | ||
|
|
||
| <PropertyGroup> | ||
| <TargetFramework>netcoreapp2.0</TargetFramework> | ||
| <AssemblyVersion>1.4.1</AssemblyVersion> | ||
| <Authors>tonerdo</Authors> | ||
| <PackageId>$(AssemblyTitle)</PackageId> | ||
| <Title>$(AssemblyTitle)</Title> | ||
| <Description>Coverlet is a cross platform code coverage tool for .NET Core, with support for line, branch and method coverage.</Description> | ||
| <PackageVersion>$(AssemblyVersion)</PackageVersion> | ||
| <PackageTags>coverage;testing;unit-test;lcov;opencover;quality</PackageTags> | ||
| <PackageIconUrl>https://raw.githubusercontent.com/tonerdo/coverlet/master/_assets/coverlet-icon.svg?sanitize=true</PackageIconUrl> | ||
| <PackageProjectUrl>https://github.com/tonerdo/coverlet</PackageProjectUrl> | ||
| <PackageLicenseUrl>https://github.com/tonerdo/coverlet/blob/master/LICENSE</PackageLicenseUrl> | ||
| <RepositoryType>git</RepositoryType> | ||
| <RepositoryUrl>https://github.com/tonerdo/coverlet</RepositoryUrl> | ||
| </PropertyGroup> | ||
|
|
||
| <ItemGroup> | ||
| <PackageReference Include="Microsoft.TestPlatform.ObjectModel" Version="15.0.0" /> | ||
| </ItemGroup> | ||
|
|
||
| <ItemGroup> | ||
| <ProjectReference Include="..\coverlet.core\coverlet.core.csproj" PrivateAssets="all" /> | ||
| </ItemGroup> | ||
|
|
||
| </Project> |
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Is this possible?Maybe this is "in process" code...binding flag etc...