Added a basic benchmark

2026-05-18 01:10:23 +00:00 · 2021-06-03 03:07:05 +08:00
parent ee64204ec7
commit 898909660c
5 changed files with 158 additions and 1 deletions
@@ -0,0 +1,18 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net5.0</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="BenchmarkDotNet" Version="0.13.0" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="5.0.6" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\src\EntityFrameworkCore.Projectables.Generator\EntityFrameworkCore.Projectables.Generator.csproj" OutputItemType="Analyzer" ReferenceOutputAssembly="false" />
+    <ProjectReference Include="..\..\src\EntityFrameworkCore.Projectables\EntityFrameworkCore.Projectables.csproj" />
+  </ItemGroup>
+
+</Project>
@@ -0,0 +1,61 @@
+using System;
+using System.Linq;
+using BenchmarkDotNet.Attributes;
+using EntityFrameworkCore.Projectables.Extensions;
+using Microsoft.EntityFrameworkCore;
+
+namespace EntityFrameworkCore.Projectables.Benchmarks
+{
+    public class PlainOverhead
+    {
+        class TestEntity
+        {
+            public int Id { get; set; }
+        }
+
+        class TestDbContext : DbContext
+        {
+            readonly bool _useProjectables;
+
+            public TestDbContext(bool useProjectables)
+            {
+                _useProjectables = useProjectables;
+            }
+
+            protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+            {
+                optionsBuilder.UseSqlServer("Server=(localdb)\\MSSQLLocalDB;Database=ReadmeSample;Trusted_Connection=True");
+                
+                if (_useProjectables)
+                {
+                    optionsBuilder.UseProjectables();
+                }
+            }
+
+            public DbSet<TestEntity> Entities => Set<TestEntity>();
+        }
+
+        [Benchmark(Baseline = true)]
+        public void WithoutProjectables()
+        {
+            using var dbContext = new TestDbContext(false);
+
+            for (int i = 0; i < 10000; i++)
+            {
+                dbContext.Entities.Select(x => x.Id).ToQueryString();
+            }
+        }
+
+        [Benchmark]
+        public void WithProjectables()
+        {
+            using var dbContext = new TestDbContext(true);
+
+            for (int i = 0; i < 10000; i++)
+            {
+                dbContext.Entities.Select(x => x.Id).ToQueryString();
+            }
+        }
+
+    }
+}
@@ -0,0 +1,5 @@
+using BenchmarkDotNet.Configs;
+using BenchmarkDotNet.Running;
+using EntityFrameworkCore.Projectables.Benchmarks;
+
+BenchmarkSwitcher.FromAssembly(typeof(PlainOverhead).Assembly).Run(args, DefaultConfig.Instance.WithOption(ConfigOptions.DisableOptimizationsValidator, true));
@@ -0,0 +1,64 @@
+using System;
+using System.Linq;
+using BenchmarkDotNet.Attributes;
+using EntityFrameworkCore.Projectables.Extensions;
+using Microsoft.EntityFrameworkCore;
+
+namespace EntityFrameworkCore.Projectables.Benchmarks
+{
+    public class ProjectableProperties
+    {
+        public class TestEntity
+        {
+            public int Id { get; set; }
+
+            [Projectable]
+            public int IdPlus1 => Id + 1;
+        }
+
+        class TestDbContext : DbContext
+        {
+            readonly bool _useProjectables;
+
+            public TestDbContext(bool useProjectables)
+            {
+                _useProjectables = useProjectables;
+            }
+
+            protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+            {
+                optionsBuilder.UseSqlServer("Server=(localdb)\\MSSQLLocalDB;Database=ReadmeSample;Trusted_Connection=True");
+                
+                if (_useProjectables)
+                {
+                    optionsBuilder.UseProjectables();
+                }
+            }
+
+            public DbSet<TestEntity> Entities => Set<TestEntity>();
+        }
+
+        [Benchmark(Baseline = true)]
+        public void WithoutProjectables()
+        {
+            using var dbContext = new TestDbContext(false);
+
+            for (int i = 0; i < 10000; i++)
+            {
+                dbContext.Entities.Select(x => x.Id + 1).ToQueryString();
+            }
+        }
+
+        [Benchmark]
+        public void WithProjectables()
+        {
+            using var dbContext = new TestDbContext(true);
+
+            for (int i = 0; i < 10000; i++)
+            {
+                dbContext.Entities.Select(x => x.IdPlus1).ToQueryString();
+            }
+        }
+
+    }
+}