add BigClass instrumenter benchmark

Author: Bertk

test/coverlet.core.benchmark.tests/InstrumenterBenchmarks.cs

@@ -85,5 +85,24 @@ public void InstrumenterBenchmark()
       InstrumenterResult result = _instrumenter.Instrument();
     }
 
+    [Benchmark]
+    public void InstrumenterBigClassBenchmark()
+    {
+      _mockLogger = new Mock<ILogger>();
+
+      string bigClassFilePath = Path.Combine(Directory.GetCurrentDirectory(), "coverlet.testsubject.dll");
+
+      _partialMockFileSystem = new Mock<FileSystem>();
+      _partialMockFileSystem.CallBase = true;
+
+      _sourceRootTranslator = new SourceRootTranslator(_mockLogger.Object, new FileSystem());
+      _parameters = new CoverageParameters();
+      _instrumentationHelper =
+          new InstrumentationHelper(new ProcessExitHandler(), new RetryHelper(), _partialMockFileSystem.Object, _mockLogger.Object, _sourceRootTranslator);
+      _instrumenter = new Instrumenter(bigClassFilePath, "_coverlet_instrumented", _parameters, _mockLogger.Object, _instrumentationHelper, _partialMockFileSystem.Object, _sourceRootTranslator, new CecilSymbolHelper());
+
+      // Benchmark the instrumentation of BigClass
+      InstrumenterResult result = _instrumenter.Instrument();
+    }
   }
 }

test/coverlet.core.benchmark.tests/coverlet.core.benchmark.tests.csproj

@@ -17,7 +17,9 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="BenchmarkDotNet.TestAdapter" />
+    <PackageReference Include="BenchmarkDotNet" />
+    <PackageReference Include="BenchmarkDotNet.Diagnostics.Windows" />
+    <!--<PackageReference Include="Microsoft.VisualStudio.DiagnosticsHub.BenchmarkDotNetDiagnosers" />-->
     <PackageReference Include="Microsoft.NET.Test.Sdk" />
     <PackageReference Include="Moq" />
   </ItemGroup>
@@ -34,5 +36,11 @@
     <None Include="..\coverlet.core.tests\TestAssets\System.Private.CoreLib.pdb" Link="TestAssets\System.Private.CoreLib.pdb">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>
+    <None Include="..\coverlet.core.tests\TestAssets\coverlet.testsubject.dll" Link="TestAssets\coverlet.testsubject.dll">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+    <None Include="..\coverlet.core.tests\TestAssets\coverlet.testsubject.pdb" Link="TestAssets\coverlet.testsubject.pdb">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
   </ItemGroup>
 </Project>