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IcodeNetIcodeNet
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A number of classes that help us decouple those classes from the rules the define their business characteristics
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‎.gitattributes‎

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###############################################################################
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# Set default behavior to automatically normalize line endings.
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###############################################################################
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* text=auto
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###############################################################################
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# Set default behavior for command prompt diff.
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#
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# This is need for earlier builds of msysgit that does not have it on by
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# default for csharp files.
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# Note: This is only used by command line
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###############################################################################
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#*.cs diff=csharp
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###############################################################################
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# Set the merge driver for project and solution files
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#
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# Merging from the command prompt will add diff markers to the files if there
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# are conflicts (Merging from VS is not affected by the settings below, in VS
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# the diff markers are never inserted). Diff markers may cause the following
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# file extensions to fail to load in VS. An alternative would be to treat
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# these files as binary and thus will always conflict and require user
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# intervention with every merge. To do so, just uncomment the entries below
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###############################################################################
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#*.sln merge=binary
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#*.csproj merge=binary
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#*.vbproj merge=binary
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#*.vcxproj merge=binary
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#*.vcproj merge=binary
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#*.dbproj merge=binary
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#*.fsproj merge=binary
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#*.lsproj merge=binary
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#*.wixproj merge=binary
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#*.modelproj merge=binary
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#*.sqlproj merge=binary
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#*.wwaproj merge=binary
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###############################################################################
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# behavior for image files
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#
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# image files are treated as binary by default.
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###############################################################################
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#*.jpg binary
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#*.png binary
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#*.gif binary
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###############################################################################
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# diff behavior for common document formats
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#
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# Convert binary document formats to text before diffing them. This feature
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# is only available from the command line. Turn it on by uncommenting the
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# entries below.
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###############################################################################
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#*.doc diff=astextplain
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#*.DOC diff=astextplain
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#*.docx diff=astextplain
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#*.DOCX diff=astextplain
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#*.dot diff=astextplain
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#*.DOT diff=astextplain
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#*.pdf diff=astextplain
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#*.PDF diff=astextplain
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#*.rtf diff=astextplain
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#*.RTF diff=astextplain

‎FluentSpecification.Samples/App.config‎

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<?xml version="1.0" encoding="utf-8" ?>
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<configuration>
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<startup>
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<supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5.2" />
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</startup>
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</configuration>

‎FluentSpecification.Samples/Customer.cs‎

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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace FluentSpecification.Samples
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{
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public class Customer
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{
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public string FirstName { get; set; }
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public double Balance { get; set; }
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}
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}

‎FluentSpecification.Samples/FluentSpecification.Samples.csproj‎

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<?xml version="1.0" encoding="utf-8"?>
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<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
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<PropertyGroup>
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<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
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<Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
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<ProjectGuid>{8E9D5337-4557-4272-BD41-3A46FAE0F17A}</ProjectGuid>
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<OutputType>Exe</OutputType>
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<AppDesignerFolder>Properties</AppDesignerFolder>
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<RootNamespace>FluentSpecification.Samples</RootNamespace>
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<AssemblyName>FluentSpecification.Samples</AssemblyName>
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<TargetFrameworkVersion>v4.5.2</TargetFrameworkVersion>
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<FileAlignment>512</FileAlignment>
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<AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
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</PropertyGroup>
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
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<PlatformTarget>AnyCPU</PlatformTarget>
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<DebugSymbols>true</DebugSymbols>
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<DebugType>full</DebugType>
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<Optimize>false</Optimize>
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<OutputPath>bin\Debug\</OutputPath>
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<DefineConstants>DEBUG;TRACE</DefineConstants>
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<ErrorReport>prompt</ErrorReport>
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<WarningLevel>4</WarningLevel>
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</PropertyGroup>
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
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<PlatformTarget>AnyCPU</PlatformTarget>
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<DebugType>pdbonly</DebugType>
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<Optimize>true</Optimize>
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<OutputPath>bin\Release\</OutputPath>
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<DefineConstants>TRACE</DefineConstants>
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<ErrorReport>prompt</ErrorReport>
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<WarningLevel>4</WarningLevel>
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</PropertyGroup>
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<ItemGroup>
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<Reference Include="System" />
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<Reference Include="System.Core" />
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<Reference Include="System.Xml.Linq" />
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<Reference Include="System.Data.DataSetExtensions" />
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<Reference Include="Microsoft.CSharp" />
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<Reference Include="System.Data" />
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<Reference Include="System.Net.Http" />
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<Reference Include="System.Xml" />
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</ItemGroup>
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<ItemGroup>
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<Compile Include="Customer.cs" />
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<Compile Include="Loan.cs" />
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<Compile Include="LoanRepository.cs" />
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<Compile Include="ObjectDumper.cs" />
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<Compile Include="OverDueLoanSpecification.cs" />
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<Compile Include="Program.cs" />
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<Compile Include="Properties\AssemblyInfo.cs" />
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<Compile Include="ValuedCustomerSpecification.cs" />
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</ItemGroup>
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<ItemGroup>
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<None Include="App.config" />
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</ItemGroup>
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<ItemGroup>
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<ProjectReference Include="..\FluentSpecification\FluentSpecification.csproj">
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<Project>{483cfe02-fc33-47d3-bbd2-d89e5bbddf03}</Project>
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<Name>FluentSpecification</Name>
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</ProjectReference>
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</ItemGroup>
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<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
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<!-- To modify your build process, add your task inside one of the targets below and uncomment it.
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Other similar extension points exist, see Microsoft.Common.targets.
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<Target Name="BeforeBuild">
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</Target>
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<Target Name="AfterBuild">
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</Target>
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-->
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</Project>

‎FluentSpecification.Samples/Loan.cs‎

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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace FluentSpecification.Samples
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{
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public class Loan
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{
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public string Holder { get; set; }
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public double Amount { get; set; }
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public DateTime DateTaken { get; set; }
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public TimeSpan LoanPeriod { get; set; }
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public bool IsOverDue()
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{
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return DateTaken.Add(LoanPeriod) > DateTime.Now;
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}
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}
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}

‎FluentSpecification.Samples/LoanRepository.cs‎

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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace FluentSpecification.Samples
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{
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public class LoanRepository
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{
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public IQueryable<Loan> FindElementsBy(SpecificationBase<Loan> spec)
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{
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Loan[] loans = new[]{
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new Loan(){DateTaken = DateTime.Now.AddDays(-15) , LoanPeriod = new TimeSpan(14,0,0,0),Amount = 15000.0},
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new Loan(){DateTaken = DateTime.Now.AddDays(-5), LoanPeriod = new TimeSpan(6,0,0,0),Amount = 10000.0},
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new Loan(){DateTaken = DateTime.Now.AddDays(-7), LoanPeriod = new TimeSpan(6,0,0,0),Amount = 5000.0}
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};
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return spec.SatisfyingElementsFrom(loans.AsQueryable());
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}
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}
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}

‎FluentSpecification.Samples/ObjectDumper.cs‎

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// Copyright © Microsoft Corporation. All Rights Reserved.
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// This code released under the terms of the
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// Microsoft Public License (MS-PL, http://opensource.org/licenses/ms-pl.html.)
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//
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//Copyright (C) Microsoft Corporation. All rights reserved.
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using System;
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using System.Collections;
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using System.IO;
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using System.Reflection;
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namespace FluentSpecification.Samples
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{
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public class ObjectDumper {
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public static void Write(object element)
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{
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Write(element, 0);
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}
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public static void Write(object element, int depth)
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{
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Write(element, depth, Console.Out);
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}
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public static void Write(object element, int depth, TextWriter log)
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{
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ObjectDumper dumper = new ObjectDumper(depth);
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dumper.writer = log;
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dumper.WriteObject(null, element);
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}
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TextWriter writer;
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int pos;
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int level;
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int depth;
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private ObjectDumper(int depth)
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{
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this.depth = depth;
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}
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private void Write(string s)
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{
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if (s != null) {
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writer.Write(s);
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pos += s.Length;
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}
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}
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private void WriteIndent()
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{
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for (int i = 0; i < level; i++) writer.Write(" ");
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}
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private void WriteLine()
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{
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writer.WriteLine();
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pos = 0;
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}
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private void WriteTab()
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{
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Write(" ");
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while (pos % 8 != 0) Write(" ");
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}
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private void WriteObject(string prefix, object element)
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{
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if (element == null || element is ValueType || element is string) {
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WriteIndent();
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Write(prefix);
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WriteValue(element);
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WriteLine();
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}
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else {
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IEnumerable enumerableElement = element as IEnumerable;
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if (enumerableElement != null) {
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foreach (object item in enumerableElement) {
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if (item is IEnumerable && !(item is string)) {
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WriteIndent();
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Write(prefix);
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Write("...");
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WriteLine();
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if (level < depth) {
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level++;
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WriteObject(prefix, item);
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level--;
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}
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}
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else {
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WriteObject(prefix, item);
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}
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}
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}
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else {
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MemberInfo[] members = element.GetType().GetMembers(BindingFlags.Public | BindingFlags.Instance);
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WriteIndent();
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Write(prefix);
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bool propWritten = false;
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foreach (MemberInfo m in members) {
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FieldInfo f = m as FieldInfo;
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PropertyInfo p = m as PropertyInfo;
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if (f != null || p != null) {
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if (propWritten) {
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WriteTab();
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}
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else {
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propWritten = true;
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}
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Write(m.Name);
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Write("=");
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Type t = f != null ? f.FieldType : p.PropertyType;
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if (t.IsValueType || t == typeof(string)) {
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WriteValue(f != null ? f.GetValue(element) : p.GetValue(element, null));
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}
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else {
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if (typeof(IEnumerable).IsAssignableFrom(t)) {
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Write("...");
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}
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else {
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Write("{ }");
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}
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}
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}
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}
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if (propWritten) WriteLine();
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if (level < depth) {
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foreach (MemberInfo m in members) {
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FieldInfo f = m as FieldInfo;
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PropertyInfo p = m as PropertyInfo;
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if (f != null || p != null) {
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Type t = f != null ? f.FieldType : p.PropertyType;
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if (!(t.IsValueType || t == typeof(string))) {
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object value = f != null ? f.GetValue(element) : p.GetValue(element, null);
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if (value != null) {
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level++;
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WriteObject(m.Name + ": ", value);
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level--;
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}
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}
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}
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}
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}
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}
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}
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}
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private void WriteValue(object o)
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{
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if (o == null) {
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Write("null");
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}
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else if (o is DateTime) {
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Write(((DateTime)o).ToShortDateString());
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}
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else if (o is ValueType || o is string) {
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Write(o.ToString());
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}
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else if (o is IEnumerable) {
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Write("...");
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}
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else {
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Write("{ }");
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}
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}
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}
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}

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