runsettings.targets

<Project>
  <PropertyGroup>
    <RunSettingsInputFilePath>$(MSBuildThisFileDirectory).runsettings</RunSettingsInputFilePath>
    <RunSettingsIntermediateOutputFilePath>$(ArtifactsObjDir)$(TargetOS)-$(Configuration)-$(TargetArchitecture).runsettings</RunSettingsIntermediateOutputFilePath>
    <RunSettingsAppOutputFilePath>$(OutDir).runsettings</RunSettingsAppOutputFilePath>

    <CreateIntermediateRunSettingsFile Condition="'$(CreateIntermediateRunSettingsFile)' == ''">false</CreateIntermediateRunSettingsFile>
    <RunSettingsOutputFilePath Condition="'$(CreateIntermediateRunSettingsFile)' == 'true'">$(RunSettingsIntermediateOutputFilePath)</RunSettingsOutputFilePath>
    <RunSettingsOutputFilePath Condition="'$(CreateIntermediateRunSettingsFile)' != 'true'">$(RunSettingsAppOutputFilePath)</RunSettingsOutputFilePath>

    <!-- Set RunSettingsFilePath property which is read by VSTest. -->
    <RunSettingsFilePath Condition="Exists('$(RunSettingsAppOutputFilePath)')">$(RunSettingsAppOutputFilePath)</RunSettingsFilePath>
    <!-- Use an intermediate runsettings file if the app hasn't been built yet to enable VSTest discovery. -->
    <RunSettingsFilePath Condition="'$(RunSettingsFilePath)' == '' and Exists('$(RunSettingsIntermediateOutputFilePath)')">$(RunSettingsIntermediateOutputFilePath)</RunSettingsFilePath>

    <PrepareForRunDependsOn>GenerateRunSettingsFile;$(PrepareForRunDependsOn)</PrepareForRunDependsOn>
  </PropertyGroup>

  <PropertyGroup>
    <_testFilter Condition="'$(_withCategories)' != ''">$(_withCategories.Replace(';', '&amp;amp;category='))</_testFilter>
    <_testFilter Condition="'$(_withoutCategories)' != ''">$(_testFilter)$(_withoutCategories.Replace(';', '&amp;amp;category!='))</_testFilter>
    <_testFilter>$(_testFilter.Trim('&amp;amp;'))</_testFilter>
  </PropertyGroup>

  <Target Name="GenerateRunSettingsFile"
          DependsOnTargets="SetupCoverageFilter">
    <PropertyGroup>
      <RunSettingsFileContent>$([System.IO.File]::ReadAllText('$(RunSettingsInputFilePath)'))</RunSettingsFileContent>
      <RunSettingsFileContent Condition="'$(TestDisableParallelization)' == 'true'">$(RunSettingsFileContent.Replace('$$MAXCPUCOUNT$$', '1'))</RunSettingsFileContent>
      <RunSettingsFileContent Condition="'$(TestDisableParallelization)' != 'true'">$(RunSettingsFileContent.Replace('$$MAXCPUCOUNT$$', '0'))</RunSettingsFileContent>
      <RunSettingsFileContent>$(RunSettingsFileContent.Replace('$$COVERAGE_INCLUDE$$', '$(CoverageIncludeFilter)')
                                                      .Replace('$$COVERAGE_EXCLUDEBYFILE$$', '$(CoverageExcludeByFileFilter)')
                                                      .Replace('$$COVERAGE_INCLUDEDIRECTORY$$', '$(CoverageIncludeDirectoryFilter)')
                                                      .Replace('$$COVERAGE_ENABLED$$', '$([MSBuild]::ValueOrDefault('$(Coverage)', 'false'))')
                                                      .Replace('$$TARGETPLATFORM$$', '$(TargetArchitecture)')
                                                      .Replace('$$DISABLEPARALLELIZATION$$', '$([MSBuild]::ValueOrDefault('$(TestDisableParallelization)', 'false'))')
                                                      .Replace('$$DISABLEAPPDOMAIN$$', '$([MSBuild]::ValueOrDefault('$(TestDisableAppDomain)', 'false'))')
                                                      .Replace('$$TESTCASEFILTER$$', '$(_testFilter)')
                                                      .Replace('$$DEVPATH$$', '$(TestHostRootPath)')
                                                      .Replace('$$DOTNETHOSTPATH$$', '$(TestHostRootPath)$([System.IO.Path]::GetFileName('$(DotNetTool)'))'))</RunSettingsFileContent>
    </PropertyGroup>

    <WriteLinesToFile File="$(RunSettingsOutputFilePath)"
                      Lines="$(RunSettingsFileContent)"
                      WriteOnlyWhenDifferent="true"
                      Overwrite="true" />
    
    <!-- Set RunSettingsFilePath property which is read by VSTest. -->
    <PropertyGroup>
      <RunSettingsFilePath>$(RunSettingsOutputFilePath)</RunSettingsFilePath>
    </PropertyGroup>
  </Target>
</Project>