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Add code for StringEquivalent and tests

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1 parent 9ab0ca1 commit 465f58a9a013f9a19c7162f472310a7a5896b4a8 @Haacked committed Aug 20, 2012
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@@ -47,6 +47,12 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WindowPlacementRxDemo", "Wi
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ControllerInspectorTests", "ControllerInspectorTests\ControllerInspectorTests.csproj", "{B17C881A-F95D-499A-9D0B-592864F28F85}"
EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MiscUtils", "MiscUtils\MiscUtils.csproj", "{52D341CE-48CE-4C0C-98E7-9935B300EB2C}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Misc", "Misc", "{772FA88C-AF50-4919-A4CB-5B8B33E21F7E}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MiscUtilsTests", "MiscUtilsTests\MiscUtilsTests.csproj", "{802A973B-7614-47D9-B9DD-AD124694DEF5}"
+EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
@@ -187,6 +193,26 @@ Global
{B17C881A-F95D-499A-9D0B-592864F28F85}.Release|Mixed Platforms.ActiveCfg = Release|Any CPU
{B17C881A-F95D-499A-9D0B-592864F28F85}.Release|Mixed Platforms.Build.0 = Release|Any CPU
{B17C881A-F95D-499A-9D0B-592864F28F85}.Release|x86.ActiveCfg = Release|Any CPU
+ {52D341CE-48CE-4C0C-98E7-9935B300EB2C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {52D341CE-48CE-4C0C-98E7-9935B300EB2C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {52D341CE-48CE-4C0C-98E7-9935B300EB2C}.Debug|Mixed Platforms.ActiveCfg = Debug|Any CPU
+ {52D341CE-48CE-4C0C-98E7-9935B300EB2C}.Debug|Mixed Platforms.Build.0 = Debug|Any CPU
+ {52D341CE-48CE-4C0C-98E7-9935B300EB2C}.Debug|x86.ActiveCfg = Debug|Any CPU
+ {52D341CE-48CE-4C0C-98E7-9935B300EB2C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {52D341CE-48CE-4C0C-98E7-9935B300EB2C}.Release|Any CPU.Build.0 = Release|Any CPU
+ {52D341CE-48CE-4C0C-98E7-9935B300EB2C}.Release|Mixed Platforms.ActiveCfg = Release|Any CPU
+ {52D341CE-48CE-4C0C-98E7-9935B300EB2C}.Release|Mixed Platforms.Build.0 = Release|Any CPU
+ {52D341CE-48CE-4C0C-98E7-9935B300EB2C}.Release|x86.ActiveCfg = Release|Any CPU
+ {802A973B-7614-47D9-B9DD-AD124694DEF5}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {802A973B-7614-47D9-B9DD-AD124694DEF5}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {802A973B-7614-47D9-B9DD-AD124694DEF5}.Debug|Mixed Platforms.ActiveCfg = Debug|Any CPU
+ {802A973B-7614-47D9-B9DD-AD124694DEF5}.Debug|Mixed Platforms.Build.0 = Debug|Any CPU
+ {802A973B-7614-47D9-B9DD-AD124694DEF5}.Debug|x86.ActiveCfg = Debug|Any CPU
+ {802A973B-7614-47D9-B9DD-AD124694DEF5}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {802A973B-7614-47D9-B9DD-AD124694DEF5}.Release|Any CPU.Build.0 = Release|Any CPU
+ {802A973B-7614-47D9-B9DD-AD124694DEF5}.Release|Mixed Platforms.ActiveCfg = Release|Any CPU
+ {802A973B-7614-47D9-B9DD-AD124694DEF5}.Release|Mixed Platforms.Build.0 = Release|Any CPU
+ {802A973B-7614-47D9-B9DD-AD124694DEF5}.Release|x86.ActiveCfg = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
@@ -205,5 +231,7 @@ Global
{BF86347D-DF92-42A3-8988-A47854BAD9EA} = {F45888CF-254A-423C-9F4A-4E19EB73D548}
{84E1B853-1266-4D22-B7A3-E3F7D6B9165F} = {764297B1-F273-4BAC-A64E-DFAAE8D149E4}
{7DEBE017-3A6B-45AA-B6B7-6F4BDCA91178} = {04697682-8BE7-4DD6-8AED-459682EE6128}
+ {52D341CE-48CE-4C0C-98E7-9935B300EB2C} = {772FA88C-AF50-4919-A4CB-5B8B33E21F7E}
+ {802A973B-7614-47D9-B9DD-AD124694DEF5} = {772FA88C-AF50-4919-A4CB-5B8B33E21F7E}
EndGlobalSection
EndGlobal
@@ -0,0 +1,41 @@
+using System;
+
+namespace MiscUtils
+{
+ /// <summary>
+ /// Ensure input parameters
+ /// </summary>
+ public static class Ensure
+ {
+ public static void ArgumentNotNull([ValidatedNotNull] object value, string name)
+ {
+ if (value != null) return;
+
+ throw new ArgumentNullException(name);
+ }
+
+ public static void ArgumentNonNegative(int value, string name)
+ {
+ if (value > -1) return;
+
+ throw new ArgumentException("The argument must be non-negative", name);
+ }
+
+ public static void ArgumentNotNullOrEmptyString([ValidatedNotNull] string value, string name)
+ {
+ ArgumentNotNull(value, name);
+ if (!string.IsNullOrWhiteSpace(value)) return;
+
+ throw new ArgumentException("String cannot be empty", name);
+ }
+ }
+
+ // Tells CodeAnalysis that this argument is being validated
+ // to be not null. Great for guard methods.
+ [AttributeUsage(AttributeTargets.Parameter)]
+ internal sealed class ValidatedNotNullAttribute : Attribute
+ {
+ // Internal so it doesn't conflict with the potential billion
+ // other implementations of this attribute.
+ }
+}
@@ -0,0 +1,56 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+ <PropertyGroup>
+ <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+ <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+ <ProductVersion>8.0.30703</ProductVersion>
+ <SchemaVersion>2.0</SchemaVersion>
+ <ProjectGuid>{52D341CE-48CE-4C0C-98E7-9935B300EB2C}</ProjectGuid>
+ <OutputType>Library</OutputType>
+ <AppDesignerFolder>Properties</AppDesignerFolder>
+ <RootNamespace>MiscUtils</RootNamespace>
+ <AssemblyName>MiscUtils</AssemblyName>
+ <TargetFrameworkVersion>v4.0</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="System" />
+ <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.Xml" />
+ </ItemGroup>
+ <ItemGroup>
+ <Compile Include="Ensure.cs" />
+ <Compile Include="PathString.cs" />
+ <Compile Include="Properties\AssemblyInfo.cs" />
+ <Compile Include="StringEquivalent.cs" />
+ </ItemGroup>
+ <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+ <!-- To modify your build process, add your task inside one of the targets below and uncomment it.
+ Other similar extension points exist, see Microsoft.Common.targets.
+ <Target Name="BeforeBuild">
+ </Target>
+ <Target Name="AfterBuild">
+ </Target>
+ -->
+</Project>
@@ -0,0 +1,70 @@
+using System;
+using System.IO;
+using System.Linq;
+using System.Runtime.Serialization;
+
+namespace MiscUtils
+{
+ [Serializable]
+ public class PathString : StringEquivalent<PathString>
+ {
+ public PathString(string pathString) : base(NormalizePath(pathString))
+ {
+ }
+
+ protected PathString(SerializationInfo info, StreamingContext context) : base(info)
+ {
+ }
+
+ // So the XmlSerializer can create this.
+ protected PathString()
+ {
+ }
+
+ public override PathString Combine(string path)
+ {
+ Ensure.ArgumentNotNull(path, "path");
+
+ if (path.StartsWith(@"\", StringComparison.Ordinal))
+ {
+ path = path.Substring(1);
+ }
+
+ try
+ {
+ return Path.Combine(Value, path);
+ }
+ catch (ArgumentException)
+ {
+ return AppendPath(Value, path);
+ }
+ }
+
+ private static string AppendPath(string source, string addition)
+ {
+ if (source.Last() != Path.DirectorySeparatorChar) source += "/";
+ if (addition.First() == '/') addition = addition.Substring(1);
+ return source + addition;
+ }
+
+ public static implicit operator PathString(string value)
+ {
+ return value == null ? null : new PathString(value);
+ }
+
+ public static implicit operator string(PathString path)
+ {
+ return path == null ? null : path.Value;
+ }
+
+ private static string NormalizePath(string path)
+ {
+ return path == null ? null : path.Replace(Path.AltDirectorySeparatorChar, Path.DirectorySeparatorChar);
+ }
+
+ public override bool Equals(string other)
+ {
+ return other != null && Value.Equals(other, StringComparison.OrdinalIgnoreCase);
+ }
+ }
+}
@@ -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("MiscUtils")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("MiscUtils")]
+[assembly: AssemblyCopyright("Copyright © 2012")]
+[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("18bb8ed0-6334-4eb0-b796-c5c12dae80a8")]
+
+// 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")]
@@ -0,0 +1,103 @@
+using System;
+using System.Runtime.Serialization;
+using System.Xml;
+using System.Xml.Schema;
+using System.Xml.Serialization;
+
+namespace MiscUtils
+{
+ [Serializable]
+ public abstract class StringEquivalent<T> : ISerializable, IXmlSerializable where T : StringEquivalent<T>
+ {
+ protected string Value;
+
+ protected StringEquivalent(string value)
+ {
+ Ensure.ArgumentNotNull(value, "value");
+ Value = value;
+ }
+
+ protected StringEquivalent()
+ {
+ }
+
+ public abstract T Combine(string addition);
+
+ public static T operator +(StringEquivalent<T> a, string b)
+ {
+ return a.Combine(b);
+ }
+
+ public static bool operator ==(StringEquivalent<T> a, StringEquivalent<T> b)
+ {
+ // If both are null, or both are same instance, return true.
+ if (ReferenceEquals(a, b))
+ {
+ return true;
+ }
+
+ // If one is null, but not both, return false.
+ if (((object)a == null) || ((object)b == null))
+ {
+ return false;
+ }
+
+ // Return true if the fields match:
+ return a.Value.Equals(b.Value, StringComparison.OrdinalIgnoreCase);
+ }
+
+ public static bool operator !=(StringEquivalent<T> a, StringEquivalent<T> b)
+ {
+ return !(a == b);
+ }
+
+ public override bool Equals(Object obj)
+ {
+ return obj != null && Equals(obj as T) || Equals(obj as string);
+ }
+
+ public bool Equals(T stringEquivalent)
+ {
+ return this == stringEquivalent;
+ }
+
+ public override int GetHashCode()
+ {
+ return (Value ?? "").GetHashCode();
+ }
+
+ public virtual bool Equals(string other)
+ {
+ return other != null && Value == other;
+ }
+
+ public override string ToString()
+ {
+ return Value;
+ }
+
+ protected StringEquivalent(SerializationInfo info) : this(info.GetValue("Value", typeof (string)) as string)
+ {
+ }
+
+ public virtual void GetObjectData(SerializationInfo info, StreamingContext context)
+ {
+ info.AddValue("Value", Value);
+ }
+
+ public XmlSchema GetSchema()
+ {
+ return null;
+ }
+
+ public void ReadXml(XmlReader reader)
+ {
+ Value = reader.ReadString();
+ }
+
+ public void WriteXml(XmlWriter writer)
+ {
+ writer.WriteString(Value);
+ }
+ }
+}
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