Entity framework testing is pretty good must say

PoweredSoft.DynamicLinq.Dal/App.config

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <configuration>
   <configSections>
     <!-- For more information on Entity Framework configuration, visit http://go.microsoft.com/fwlink/?LinkID=237468 -->
@@ -10,4 +10,4 @@
       <provider invariantName="System.Data.SqlClient" type="System.Data.Entity.SqlServer.SqlProviderServices, EntityFramework.SqlServer"/>
     </providers>
   </entityFramework>
-</configuration>
+<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6.2"/></startup></configuration>

PoweredSoft.DynamicLinq.Dal/PoweredSoft.DynamicLinq.Dal.csproj

@@ -9,8 +9,9 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>PoweredSoft.DynamicLinq.Dal</RootNamespace>
     <AssemblyName>PoweredSoft.DynamicLinq.Dal</AssemblyName>
-    <TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.6.2</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>

PoweredSoft.DynamicLinq.EntityFramework/App.config

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <configSections>
+    <!-- For more information on Entity Framework configuration, visit http://go.microsoft.com/fwlink/?LinkID=237468 -->
+    <section name="entityFramework" type="System.Data.Entity.Internal.ConfigFile.EntityFrameworkSection, EntityFramework, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" requirePermission="false" />
+  </configSections>
+  <entityFramework>
+    <defaultConnectionFactory type="System.Data.Entity.Infrastructure.LocalDbConnectionFactory, EntityFramework">
+      <parameters>
+        <parameter value="mssqllocaldb" />
+      </parameters>
+    </defaultConnectionFactory>
+    <providers>
+      <provider invariantName="System.Data.SqlClient" type="System.Data.Entity.SqlServer.SqlProviderServices, EntityFramework.SqlServer" />
+    </providers>
+  </entityFramework>
+</configuration>

PoweredSoft.DynamicLinq.EntityFramework/Extensions/DbContextExtensions.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.Data.Entity;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+using PoweredSoft.DynamicLinq.Extensions;
+using PoweredSoft.DynamicLinq.Fluent;
+
+namespace PoweredSoft.DynamicLinq.EntityFramework.Extensions
+{
+    public static class DbContextExtensions
+    {
+        private static readonly MethodInfo QueryMethod = typeof(DbContextExtensions)
+            .GetMethods(BindingFlags.Static | BindingFlags.Public)
+            .First(t => t.Name == "Query" && t.IsGenericMethod);
+
+        public static IQueryable Query(this DbContext context, Type pocoType, Action<QueryBuilderBase> callback)
+        {
+            var method = QueryMethod.MakeGenericMethod(pocoType);
+            var invokeResult = method.Invoke(null, new object[] {context, callback});
+            var ret = invokeResult as IQueryable;
+            return ret;
+        }
+
+        public static IQueryable<T> Query<T>(this DbContext context, Action<QueryBuilderBase> callback)
+            where T : class
+        {
+            var query = context.Set<T>().AsQueryable();
+            query = query.Query(callback);
+            return query;
+        }
+    }
+}

PoweredSoft.DynamicLinq.EntityFramework/PoweredSoft.DynamicLinq.EntityFramework.csproj

@@ -0,0 +1,64 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{15587E3C-D4BB-474C-A4AC-4E6305F92BCE}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>PoweredSoft.DynamicLinq.EntityFramework</RootNamespace>
+    <AssemblyName>PoweredSoft.DynamicLinq.EntityFramework</AssemblyName>
+    <TargetFrameworkVersion>v4.6.2</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="EntityFramework, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089, processorArchitecture=MSIL">
+      <HintPath>..\packages\EntityFramework.6.2.0\lib\net45\EntityFramework.dll</HintPath>
+    </Reference>
+    <Reference Include="EntityFramework.SqlServer, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089, processorArchitecture=MSIL">
+      <HintPath>..\packages\EntityFramework.6.2.0\lib\net45\EntityFramework.SqlServer.dll</HintPath>
+    </Reference>
+    <Reference Include="System" />
+    <Reference Include="System.ComponentModel.DataAnnotations" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Extensions\DbContextExtensions.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="App.config" />
+    <None Include="packages.config" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\PoweredSoft.DynamicLinq\PoweredSoft.DynamicLinq.csproj">
+      <Project>{2ABC5A60-B549-4ECD-BEF4-31CA7BA4EF06}</Project>
+      <Name>PoweredSoft.DynamicLinq</Name>
+    </ProjectReference>
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+</Project>

PoweredSoft.DynamicLinq.EntityFramework/Properties/AssemblyInfo.cs

@@ -0,0 +1,36 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("PoweredSoft.DynamicLinq.EntityFramework")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("PoweredSoft.DynamicLinq.EntityFramework")]
+[assembly: AssemblyCopyright("Copyright ©  2018")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Setting ComVisible to false makes the types in this assembly not visible
+// to COM components.  If you need to access a type in this assembly from
+// COM, set the ComVisible attribute to true on that type.
+[assembly: ComVisible(false)]
+
+// The following GUID is for the ID of the typelib if this project is exposed to COM
+[assembly: Guid("15587e3c-d4bb-474c-a4ac-4e6305f92bce")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]

PoweredSoft.DynamicLinq.EntityFramework/packages.config

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<packages>
+  <package id="EntityFramework" version="6.2.0" targetFramework="net462" />
+</packages>

PoweredSoft.DynamicLinq.Test/EntityFrameworkTests.cs

@@ -1,9 +1,11 @@
 using System;
 using System.Collections.Generic;
+using System.Data.Entity;
 using System.Linq;
 using Microsoft.VisualStudio.TestTools.UnitTesting;
 using PoweredSoft.DynamicLinq.Dal;
 using PoweredSoft.DynamicLinq.Dal.Pocos;
+using PoweredSoft.DynamicLinq.EntityFramework.Extensions;
 using PoweredSoft.DynamicLinq.Extensions;
 
 namespace PoweredSoft.DynamicLinq.Test
@@ -174,5 +176,17 @@ namespace PoweredSoft.DynamicLinq.Test
             for (var i = 0; i < dq.Count; i++)
                 Assert.AreEqual(dq[i].Id, sq[i].Id);
         }
+
+        [TestMethod]
+        public void TestContextTypeLessHelper()
+        {
+            var context = new BlogContext(testConnectionString);
+            SeedForTests(context);
+
+            var queryable = context.Query(typeof(Author), q => q.Compare("FirstName", ConditionOperators.Equal, "David"));
+            var result = queryable.ToListAsync().Result;
+            var first = result.FirstOrDefault() as Author;
+            Assert.AreEqual(first?.FirstName, "David");
+        }
     }
 }

PoweredSoft.DynamicLinq.Test/PoweredSoft.DynamicLinq.Test.csproj

@@ -9,7 +9,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>PoweredSoft.DynamicLinq.Test</RootNamespace>
     <AssemblyName>PoweredSoft.DynamicLinq.Test</AssemblyName>
-    <TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.6.2</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <ProjectTypeGuids>{3AC096D0-A1C2-E12C-1390-A8335801FDAB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
     <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">15.0</VisualStudioVersion>
@@ -19,6 +19,7 @@
     <TestProjectType>UnitTest</TestProjectType>
     <NuGetPackageImportStamp>
     </NuGetPackageImportStamp>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
@@ -73,6 +74,10 @@
       <Project>{C16927E7-1358-4B9D-BDD7-149E505DE6CC}</Project>
       <Name>PoweredSoft.DynamicLinq.Dal</Name>
     </ProjectReference>
+    <ProjectReference Include="..\PoweredSoft.DynamicLinq.EntityFramework\PoweredSoft.DynamicLinq.EntityFramework.csproj">
+      <Project>{15587e3c-d4bb-474c-a4ac-4e6305f92bce}</Project>
+      <Name>PoweredSoft.DynamicLinq.EntityFramework</Name>
+    </ProjectReference>
     <ProjectReference Include="..\PoweredSoft.DynamicLinq\PoweredSoft.DynamicLinq.csproj">
       <Project>{2abc5a60-b549-4ecd-bef4-31ca7ba4ef06}</Project>
       <Name>PoweredSoft.DynamicLinq</Name>

PoweredSoft.DynamicLinq.sln

@@ -9,6 +9,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PoweredSoft.DynamicLinq.Dal
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PoweredSoft.DynamicLinq.Test", "PoweredSoft.DynamicLinq.Test\PoweredSoft.DynamicLinq.Test.csproj", "{6F5C80F0-9045-4098-913F-7BDAD135E6DD}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PoweredSoft.DynamicLinq.EntityFramework", "PoweredSoft.DynamicLinq.EntityFramework\PoweredSoft.DynamicLinq.EntityFramework.csproj", "{15587E3C-D4BB-474C-A4AC-4E6305F92BCE}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -27,6 +29,10 @@ Global
 		{6F5C80F0-9045-4098-913F-7BDAD135E6DD}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{6F5C80F0-9045-4098-913F-7BDAD135E6DD}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{6F5C80F0-9045-4098-913F-7BDAD135E6DD}.Release|Any CPU.Build.0 = Release|Any CPU
+		{15587E3C-D4BB-474C-A4AC-4E6305F92BCE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{15587E3C-D4BB-474C-A4AC-4E6305F92BCE}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{15587E3C-D4BB-474C-A4AC-4E6305F92BCE}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{15587E3C-D4BB-474C-A4AC-4E6305F92BCE}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

PoweredSoft.DynamicLinq/PoweredSoft.DynamicLinq.csproj

@@ -9,8 +9,9 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>PoweredSoft.DynamicLinq</RootNamespace>
     <AssemblyName>PoweredSoft.DynamicLinq</AssemblyName>
-    <TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.6.2</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>