test-applications/Directory.Build.props

<Project>
  <!-- Test Directory Build Properties -->
  <Import Project="$([MSBuild]::GetPathOfFileAbove('Directory.Build.props', '$(MSBuildThisFileDirectory)../'))" />
  <PropertyGroup>
    <SignAssembly>true</SignAssembly>
    <AssemblyOriginatorKeyFile>$(SolutionRoot)\build\keys\keypair.snk</AssemblyOriginatorKeyFile>
  </PropertyGroup>
</Project>