[Windows] Move Windows features to toolset (#3838)

* move windows features to toolset

* Update WindowsFeatures.Tests.ps1

* revert templates

images/win/scripts/Installers/Install-WindowsFeatures.ps1

@@ -1,24 +1,26 @@
-# Install .NET Framework 3.5 (required by Chocolatey)
-# Explicitly install all 4.7 sub features to include ASP.Net.
-# As of  1/16/2019, WinServer 19 lists .Net 4.7 as NET-Framework-45-Features
-Install-WindowsFeature -Name NET-Framework-Features -IncludeAllSubFeature
-Install-WindowsFeature -Name NET-Framework-45-Features -IncludeAllSubFeature
+$windowsFeatures = (Get-ToolsetContent).windowsFeatures
 
-if (Test-IsWin16) {
-    Install-WindowsFeature -Name BITS -IncludeAllSubFeature
-    Install-WindowsFeature -Name DSC-Service
-}
+foreach ($feature in $windowsFeatures) {
+    if ($feature.optionalFeature) {
+        Write-Host "Activating Windows Optional Feature '$($feature.name)'..."
+        Enable-WindowsOptionalFeature -Online -FeatureName $feature.name -NoRestart
 
-# Install FS-iSCSITarget-Server
-$fsResult = Install-WindowsFeature -Name FS-iSCSITarget-Server -IncludeAllSubFeature -IncludeManagementTools
-if ( $fsResult.Success ) {
-    Write-Host "FS-iSCSITarget-Server has been successfully installed"
-} else {
-    Write-Host "Failed to install FS-iSCSITarget-Server"
-    exit 1
-}
+        $resultSuccess = $?
+    } else {
+        Write-Host "Activating Windows Feature '$($feature.name)'..."
+        $Arguments = @{
+            Name = $feature.name
+            IncludeAllSubFeature = [System.Convert]::ToBoolean($feature.includeAllSubFeatures)
+            IncludeManagementTools = [System.Convert]::ToBoolean($feature.includeManagementTools)
+        }
+        $result = Install-WindowsFeature @Arguments
 
-Write-Host "Install Containers feature"
-Install-WindowsFeature -Name Containers
+        $resultSuccess = $result.Success
+    }
 
-Invoke-PesterTests -TestFile "WindowsFeatures" -TestName "ContainersFeature"
+    if ($resultSuccess) {
+        Write-Host "Windows Feature '$($feature.name)' was activated successfully"
+    } else {
+        throw "Failed to activate Windows Feature '$($feature.name)'"
+    }
+}