Gists belonging to my blogposts http://marcofranssen.nl/ci-with-jenkins-msbuild-nuget-and-git-part-3/

ci.msbuild.xml

<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003"
         DefaultTargets="Compile">
  <PropertyGroup>
    <Configuration>Debug</Configuration>
    <Platform>AnyCPU</Platform>
    <DefineSolutionProperties>false</DefineSolutionProperties>
 
    <!-- General Paths -->
    <RootPath>$(MSBuildProjectDirectory)</RootPath>
    <SrcPath>$(RootPath)\src</SrcPath>
    <ReportsPath>$(RootPath)\reports</ReportsPath>
    <ToolsPath>$(RootPath)\tools</ToolsPath>
    <Packages>$(SrcPath)\packages</Packages>

    <!-- MSpec -->
    <MSpecPath>$(Packages)\Machine.Specifications.0.5.12\tools</MSpecPath>
    <MSpecExe>mspec-clr4.exe</MSpecExe>
    <MSpecXmlOutputFile>$(ReportsPath)\mspec-output.xml</MSpecXmlOutputFile>
    <MSpecHtmlOutputPath>$(ReportsPath)\mspec</MSpecHtmlOutputPath>
    <MSpecSettings></MSpecSettings>

    <!-- OpenCover -->
    <!-- The tools path for OpenCover -->
    <OpenCoverPath>$(Packages)\OpenCover.4.5.1403</OpenCoverPath>
    <OpenCoverExe>OpenCover.Console.exe</OpenCoverExe>
    <OpenCoverFilter>-[*Specs*]* +[*]*</OpenCoverFilter>

    <ReportGeneratorPath>$(Packages)\ReportGenerator.1.8.1.0</ReportGeneratorPath>
    <ReportGeneratorExe>ReportGenerator.exe</ReportGeneratorExe>

    <OpenCoverOutputFile>$(ReportsPath)\coverage-output.xml</OpenCoverOutputFile>
    <CoverageReport>$(ReportsPath)\coverage</CoverageReport>
    <ReportGeneratorSummary>$(ReportsPath)\coverage-summary.xml</ReportGeneratorSummary>
  </PropertyGroup>
  
  <!-- The Clean Target -->
  <ItemGroup>
    <ProjectFiles Include="**\*.csproj" />
  </ItemGroup>
  <Target Name="Clean">
    <Message Importance="high" Text="Cleaning folders"/>
    <RemoveDir Directories="$(ReportsPath)" Condition="Exists('$(ReportsPath)')" />
    <MakeDir Directories = "$(ReportsPath);$(ReportsPath)\MSpec;$(ReportsPath)\Coverage" />
    <!-- Clean the source code projects -->
    <MSBuild Projects="@(ProjectFiles)"
             ContinueOnError="false"
             Targets="Clean"
             Properties="Configuration=$(Configuration)" />
  </Target>
  
  <!-- The LoadNuGetPackages Target -->
  <ItemGroup>
    <NuGetPackageConfigs Include="$(MSBuildStartupDirectory)\**\packages.config" />
  </ItemGroup>
  <Target Name="LoadNuGetPackages">
    <Message Importance="high" Text="Retrieving packages for %(NuGetPackageConfigs.Identity)" />
    <Exec Command="&quot;$(SrcPath)\.nuget\nuget&quot; install &quot;%(NuGetPackageConfigs.Identity)&quot; -o &quot;$(SrcPath)\packages&quot;" />
  </Target>
  
  <!-- The Compile Target -->
  <Target Name="Compile" DependsOnTargets="Clean;LoadNuGetPackages">
    <Message Importance="high" Text="Compiling core projects"/>
    <MSBuild Projects="$(SrcPath)\MyProject.Core\MyProject.Core.csproj"
             Properties="Configuration=$(Configuration);Platform=$(Platform)" />
    <MSBuild Projects="$(SrcPath)\MyProject.Web\MyProject.Web.csproj;$(SrcPath)\MyProject.Win\MyProject.Win.csproj"
             Properties="Configuration=$(Configuration);Platform=$(Platform)"
             BuildInParallel="true" />    
  </Target>

  <Target Name="Specs" DependsOnTargets="Clean;LoadNuGetPackages;Compile">
    <CreateItem Include="**\bin\$(Configuration)\*Specs*.dll" Exclude="**\bin\$(Configuration)\*Specs*.mm.dll">
      <Output TaskParameter="Include" ItemName="SpecsAssemblies" />
    </CreateItem>

    <PropertyGroup>
      <MSpecCommand>&quot;$(MSpecPath)\$(MSpecExe)&quot; $(MSpecSettings) --xml &quot;$(MSpecXmlOutputFile)&quot; --html &quot;$(MSpecHtmlOutputPath)&quot; -t &quot;@(SpecsAssemblies, '&quot; &quot;')&quot;</MSpecCommand>
    </PropertyGroup>
    <Message Importance="high" Text="Running Specs with this command: $(MSpecCommand)"/>
    <Exec Command="$(MSpecCommand)" />
  </Target>

  <Target Name="CodeCoverage" DependsOnTargets="Clean;LoadNuGetPackages;Compile">
    <CreateItem Include="**\Bin\Debug\*Specs*.dll" Exclude="**\Bin\$(Configuration)\*Specs*.mm.dll">
      <Output TaskParameter="Include" ItemName="SpecsAssemblies" />
    </CreateItem>

    <PropertyGroup>
      <OpenCoverCommand>&quot;$(OpenCoverPath)\$(OpenCoverExe)&quot; -register:user &quot;-target:&quot;$(MSpecPath)\$(MSpecExe)&quot;&quot; &quot;-targetargs:&quot;@(SpecsAssemblies, '&quot; &quot;')&quot;&quot; &quot;-filter:$(OpenCoverFilter)&quot; &quot;-output:$(OpenCoverOutputFile)&quot;</OpenCoverCommand>
      <ReportGeneratorCommand>&quot;$(ReportGeneratorPath)\$(ReportGeneratorExe)&quot; &quot;-reports:$(OpenCoverOutputFile)&quot; &quot;-targetdir:$(CoverageReport)&quot; &quot;-reporttypes:html;xml&quot;</ReportGeneratorCommand>
    </PropertyGroup>
    <Message Importance="high" Text="Running code coverage with this command: $(OpenCoverCommand)"/>
    <Exec Command="$(OpenCoverCommand)" />
    <Message Importance="high" Text="Generate report with this command: $(ReportGeneratorCommand)"/>
    <Exec Command="$(ReportGeneratorCommand)" />
    <!-- Report Generator has no way to name the output file so rename it by copying and deleting the original file -->
    <Copy SourceFiles="$(CoverageReport)\Summary.xml" DestinationFiles="$(ReportGeneratorSummary)"></Copy>
    <Delete Files="$(CoverageReport)\Summary.xml"></Delete>
  </Target>
</Project>

Coverage.msbuild.xml

<PropertyGroup>
  <!-- OpenCover -->
  <!-- The tools path for OpenCover -->
  <OpenCoverPath>$(Packages)\OpenCover.4.5.1403</OpenCoverPath>
  <OpenCoverExe>OpenCover.Console.exe</OpenCoverExe>
  <OpenCoverFilter>-[*Specs*]* +[*]*</OpenCoverFilter>

  <ReportGeneratorPath>$(Packages)\ReportGenerator.1.8.1.0</ReportGeneratorPath>
  <ReportGeneratorExe>ReportGenerator.exe</ReportGeneratorExe>

  <OpenCoverOutputFile>$(ReportsPath)\coverage-output.xml</OpenCoverOutputFile>
  <CoverageReport>$(ReportsPath)\coverage</CoverageReport>
  <ReportGeneratorSummary>$(ReportsPath)\coverage-summary.xml</ReportGeneratorSummary>
</PropertyGroup>

<Target Name="CodeCoverage" DependsOnTargets="Clean;LoadNuGetPackages;Compile">
  <CreateItem Include="**\Bin\Debug\*Specs*.dll" Exclude="**\Bin\$(Configuration)\*Specs*.mm.dll">
    <Output TaskParameter="Include" ItemName="SpecsAssemblies" />
  </CreateItem>

  <PropertyGroup>
    <OpenCoverCommand>&quot;$(OpenCoverPath)\$(OpenCoverExe)&quot; -register:user &quot;-target:&quot;$(MSpecPath)\$(MSpecExe)&quot;&quot; &quot;-targetargs:&quot;@(SpecsAssemblies, '&quot; &quot;')&quot;&quot; &quot;-filter:$(OpenCoverFilter)&quot; &quot;-output:$(OpenCoverOutputFile)&quot;</OpenCoverCommand>
    <ReportGeneratorCommand>&quot;$(ReportGeneratorPath)\$(ReportGeneratorExe)&quot; &quot;-reports:$(OpenCoverOutputFile)&quot; &quot;-targetdir:$(CoverageReport)&quot; &quot;-reporttypes:html;xml&quot;</ReportGeneratorCommand>
  </PropertyGroup>
  <Message Importance="high" Text="Running code coverage with this command: $(OpenCoverCommand)"/>
  <Exec Command="$(OpenCoverCommand)" />
  <Message Importance="high" Text="Generate report with this command: $(ReportGeneratorCommand)"/>
  <Exec Command="$(ReportGeneratorCommand)" />
  <!-- Report Generator has no way to name the output file so rename it by copying and deleting the original file -->
  <Copy SourceFiles="$(CoverageReport)\Summary.xml" DestinationFiles="$(ReportGeneratorSummary)"></Copy>
  <Delete Files="$(CoverageReport)\Summary.xml"></Delete>
</Target>

MSpec.msbuild.xml

<PropertyGroup>
  <!-- MSpec -->
  <MSpecPath>$(Packages)\Machine.Specifications.0.5.12\tools</MSpecPath>
  <MSpecExe>mspec-clr4.exe</MSpecExe>
  <MSpecXmlOutputFile>$(ReportsPath)\mspec-output.xml</MSpecXmlOutputFile>
  <MSpecHtmlOutputPath>$(ReportsPath)\mspec</MSpecHtmlOutputPath>
  <MSpecSettings></MSpecSettings>
</PropertyGroup>

<Target Name="Specs" DependsOnTargets="Clean;LoadNuGetPackages;Compile">
  <CreateItem Include="**\bin\$(Configuration)\*Specs*.dll" Exclude="**\bin\$(Configuration)\*Specs*.mm.dll">
    <Output TaskParameter="Include" ItemName="SpecsAssemblies" />
  </CreateItem>

  <PropertyGroup>
    <MSpecCommand>&quot;$(MSpecPath)\$(MSpecExe)&quot; $(MSpecSettings) --xml &quot;$(MSpecXmlOutputFile)&quot; --html &quot;$(MSpecHtmlOutputPath)&quot; -t &quot;@(SpecsAssemblies, '&quot; &quot;')&quot;</MSpecCommand>
  </PropertyGroup>
  <Message Importance="high" Text="Running Specs with this command: $(MSpecCommand)"/>
  <Exec Command="$(MSpecCommand)" />
</Target>