Merge pull request #43 from linksplatform/feature/benchmarks/add_lamb…

…da_vs_setter_benchmarks Add `LambdaVsSetterBenchmarks`
linksplatform · Jan 11, 2022 · df3439c · df3439c
2 parents 101ec79 + 0784050
commit df3439c
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diff --git a/Platform.Setters.sln b/Platform.Setters.sln
@@ -12,6 +12,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Platform.Setters.Tests", "c
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CSharpToCppTranslator", "CSharpToCppTranslator\CSharpToCppTranslator.csproj", "{1394B2AC-0B80-4F29-82C3-A610C3BD6BDB}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Platform.Setters.Benchmarks", "csharp\Platform.Setters.Benchmarks\Platform.Setters.Benchmarks.csproj", "{3B7CF42F-46F9-480E-B50D-1AA9A9F02E29}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -30,6 +32,10 @@ Global
 		{1394B2AC-0B80-4F29-82C3-A610C3BD6BDB}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{1394B2AC-0B80-4F29-82C3-A610C3BD6BDB}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{1394B2AC-0B80-4F29-82C3-A610C3BD6BDB}.Release|Any CPU.Build.0 = Release|Any CPU
+		{3B7CF42F-46F9-480E-B50D-1AA9A9F02E29}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{3B7CF42F-46F9-480E-B50D-1AA9A9F02E29}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{3B7CF42F-46F9-480E-B50D-1AA9A9F02E29}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{3B7CF42F-46F9-480E-B50D-1AA9A9F02E29}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

diff --git a/csharp/Platform.Setters.Benchmarks/LambdaVsSetterBenchmarks.cs b/csharp/Platform.Setters.Benchmarks/LambdaVsSetterBenchmarks.cs
@@ -0,0 +1,33 @@
+using BenchmarkDotNet.Attributes;
+using System;
+using System.Collections.Generic;
+
+namespace Platform.Setters.Benchmarks;
+
+[SimpleJob]
+[MemoryDiagnoser]
+public class LambdaVsSetterBenchmarks
+{
+    private int Process(Func<IList<int>, int> func) => func(new List<int> { 0, 1, 2, 3 });
+
+    [Benchmark]
+    public int LambdaBenchmark()
+    {
+        int result;
+        var trueValue = 1;
+        var falseValue = 2;
+        int Lambda(IList<int> list)
+        {
+            result = list[0];
+            return trueValue;
+        }
+        return Process(Lambda);
+    }
+
+    [Benchmark]
+    public int SetterBenchmark()
+    {
+        var setter = new Setter<int, int>(1, 2);
+        return Process(setter.SetFirstAndReturnTrue);
+    }
+}
diff --git a/csharp/Platform.Setters.Benchmarks/Platform.Setters.Benchmarks.csproj b/csharp/Platform.Setters.Benchmarks/Platform.Setters.Benchmarks.csproj
@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <OutputType>Exe</OutputType>
+        <TargetFrameworks>net472;netstandard2.0;netstandard2.1;net5</TargetFrameworks>
+        <IsPackable>false</IsPackable>
+        <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+        <LangVersion>latest</LangVersion>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <PackageReference Include="BenchmarkDotNet" Version="0.13.1" />
+    </ItemGroup>
+
+    <ItemGroup>
+      <ProjectReference Include="..\Platform.Setters\Platform.Setters.csproj" />
+    </ItemGroup>
+
+</Project>
diff --git a/csharp/Platform.Setters.Benchmarks/Program.cs b/csharp/Platform.Setters.Benchmarks/Program.cs
@@ -0,0 +1,12 @@
+using BenchmarkDotNet.Running;
+
+namespace Platform.Setters.Benchmarks
+{
+    class Program
+    {
+        static void Main()
+        {
+            BenchmarkRunner.Run<LambdaVsSetterBenchmarks>();
+        }
+    }
+}