Disable Fast User Switching on domain clients

tests/ClientEnrollmentScripts.Tests.ps1

@@ -4,6 +4,8 @@ $enrollmentTestScriptPath = Join-Path $repositoryRoot 'scripts\Test-SguClientEnr
 $packageScriptPath = Join-Path $repositoryRoot 'scripts\New-SguBootstrapPackages.ps1'
 $releaseScriptPath = Join-Path $repositoryRoot 'scripts\Publish-GiteaRelease.ps1'
 $azureLauncherPath = Join-Path $repositoryRoot 'scripts\Start-SguAzureClientEnrollment.cmd'
+$credentialProviderInstallerPath = Join-Path $repositoryRoot 'scripts\Install-CredentialProvider.ps1'
+$computerPolicyScriptPath = Join-Path $repositoryRoot 'scripts\Set-SguDomainComputerPolicies.ps1'
 
 $tokens = $null
 $parseErrors = $null
@@ -72,4 +74,13 @@ Describe 'SGU Windows client enrollment scripts' {
             Should Be $true
         $azureLauncher | Should Match '-PauseOnError'
     }
+
+    It 'hides Fast User Switching during enrollment and through computer policy' {
+        (Get-Content -LiteralPath $credentialProviderInstallerPath -Raw) |
+            Should Match 'HideFastUserSwitching'
+        (Get-Content -LiteralPath $enrollmentTestScriptPath -Raw) |
+            Should Match 'FastUserSwitchingHidden'
+        (Get-Content -LiteralPath $computerPolicyScriptPath -Raw) |
+            Should Match "Name = 'HideFastUserSwitching'; Type = 'DWord'; Value = 1"
+    }
 }