Added compatiblity mode

benchmarks/EntityFrameworkCore.Projectables.Benchmarks/Helpers/TestDbContext.cs

@@ -0,0 +1,37 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Microsoft.EntityFrameworkCore;
+using EntityFrameworkCore.Projectables.Extensions;
+using EntityFrameworkCore.Projectables.Infrastructure;
+
+namespace EntityFrameworkCore.Projectables.Benchmarks.Helpers
+{
+    class TestDbContext : DbContext
+    {
+        readonly bool _useProjectables;
+        readonly bool _useFullCompatibiltyMode;
+
+        public TestDbContext(bool useProjectables, bool useFullCompatibiltyMode = true)
+        {
+            _useProjectables = useProjectables;
+            _useFullCompatibiltyMode = useFullCompatibiltyMode;
+        }
+
+        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+        {
+            optionsBuilder.UseSqlServer("Server=(localdb)\\MSSQLLocalDB;Database=ReadmeSample;Trusted_Connection=True");
+
+            if (_useProjectables)
+            {
+                optionsBuilder.UseProjectables(projectableOptions => {
+                    projectableOptions.CompatibilityMode(_useFullCompatibiltyMode ? CompatibilityMode.Full : CompatibilityMode.Limited);
+                });
+            }
+        }
+
+        public DbSet<TestEntity> Entities => Set<TestEntity>();
+    }
+}

benchmarks/EntityFrameworkCore.Projectables.Benchmarks/Helpers/TestEntity.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace EntityFrameworkCore.Projectables.Benchmarks.Helpers
+{
+    public class TestEntity
+    {
+        public int Id { get; set; }
+
+        [Projectable]
+        public int IdPlus1 => Id + 1;
+    }
+}

benchmarks/EntityFrameworkCore.Projectables.Benchmarks/PlainOverhead.cs

@@ -1,40 +1,16 @@
 using System;
+using System.IO.Compression;
 using System.Linq;
 using BenchmarkDotNet.Attributes;
+using EntityFrameworkCore.Projectables.Benchmarks.Helpers;
 using EntityFrameworkCore.Projectables.Extensions;
+using EntityFrameworkCore.Projectables.Infrastructure;
 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()
         {
@@ -47,7 +23,7 @@ namespace EntityFrameworkCore.Projectables.Benchmarks
         }
 
         [Benchmark]
-        public void WithProjectables()
+        public void WithProjectablesWithFullCompatibility()
         {
             using var dbContext = new TestDbContext(true);
 
@@ -57,5 +33,17 @@ namespace EntityFrameworkCore.Projectables.Benchmarks
             }
         }
 
+
+        [Benchmark]
+        public void WithProjectablesWithLimitedCompatibility()
+        {
+            using var dbContext = new TestDbContext(true, false);
+
+            for (int i = 0; i < 10000; i++)
+            {
+                dbContext.Entities.Select(x => x.Id).ToQueryString();
+            }
+        }
+
     }
 }

benchmarks/EntityFrameworkCore.Projectables.Benchmarks/ProjectableProperties.cs

@@ -1,43 +1,15 @@
 using System;
 using System.Linq;
 using BenchmarkDotNet.Attributes;
+using EntityFrameworkCore.Projectables.Benchmarks.Helpers;
 using EntityFrameworkCore.Projectables.Extensions;
+using EntityFrameworkCore.Projectables.Infrastructure;
 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()
         {
@@ -50,7 +22,7 @@ namespace EntityFrameworkCore.Projectables.Benchmarks
         }
 
         [Benchmark]
-        public void WithProjectables()
+        public void WithProjectablesWithFullCompatibility()
         {
             using var dbContext = new TestDbContext(true);
 
@@ -60,5 +32,15 @@ namespace EntityFrameworkCore.Projectables.Benchmarks
             }
         }
 
+        [Benchmark]
+        public void WithProjectablesWithLimitedCompatibility()
+        {
+            using var dbContext = new TestDbContext(true, false);
+
+            for (int i = 0; i < 10000; i++)
+            {
+                dbContext.Entities.Select(x => x.IdPlus1).ToQueryString();
+            }
+        }
     }
 }