add: New testing function

source/tests/Test-GuestUsersBiweeklyReview.ps1

@@ -15,51 +15,39 @@ function Test-GuestUsersBiweeklyReview {
     process {
         # 1.1.4 (L1) Ensure Guest Users are reviewed at least biweekly
 
-        try {
-            # Retrieve guest users from Microsoft Graph
-            # Connect-MgGraph -Scopes "User.Read.All"
-            $guestUsers = Get-MgUser -All -Filter "UserType eq 'Guest'"
 
-            # Prepare failure reasons and details based on compliance
-            $failureReasons = if ($guestUsers) {
-                "Guest users present: $($guestUsers.Count)"
-            }
-            else {
-                "N/A"
-            }
+        # Retrieve guest users from Microsoft Graph
+        # Connect-MgGraph -Scopes "User.Read.All"
+        $guestUsers = Get-MgUser -All -Filter "UserType eq 'Guest'"
 
-            $details = if ($guestUsers) {
-                $auditCommand = "Get-MgUser -All -Property UserType,UserPrincipalName | Where {`$_.UserType -ne 'Member'} | Format-Table UserPrincipalName, UserType"
-                "Manual review required. To list guest users, run: `"$auditCommand`"."
-            }
-            else {
-                "No guest users found."
-            }
-
-            # Create and populate the CISAuditResult object
-            $auditResult = [CISAuditResult]::new()
-            $auditResult.CISControl = "5.1, 5.3"
-            $auditResult.CISDescription = "Establish and Maintain an Inventory of Accounts, Disable Dormant Accounts"
-            $auditResult.Rec = "1.1.4"
-            $auditResult.RecDescription = "Ensure Guest Users are reviewed at least biweekly"
-            $auditResult.ELevel = "E3"
-            $auditResult.ProfileLevel = "L1"
-            $auditResult.IG1 = $true
-            $auditResult.IG2 = $true
-            $auditResult.IG3 = $true
-            $auditResult.CISControlVer = 'v8'
-            $auditResult.Result = -not $guestUsers
-            $auditResult.Details = $details
-            $auditResult.FailureReason = $failureReasons
-            $auditResult.Status = if ($guestUsers) { "Fail" } else { "Pass" }
+        # Prepare failure reasons and details based on compliance
+        $failureReasons = if ($guestUsers) {
+            "Guest users present: $($guestUsers.Count)"
         }
-        catch {
-            $auditResult = [CISAuditResult]::new()
-            $auditResult.Status = "Error"
-            $auditResult.Result = $false
-            $auditResult.Details = "Error while attempting to check guest users. Error message: $($_.Exception.Message)"
-            $auditResult.FailureReason = "An error occurred during the audit check."
+        else {
+            "N/A"
         }
+
+        $details = if ($guestUsers) {
+            $auditCommand = "Get-MgUser -All -Property UserType,UserPrincipalName | Where {`$_.UserType -ne 'Member'} | Format-Table UserPrincipalName, UserType"
+            "Manual review required. To list guest users, run: `"$auditCommand`"."
+        }
+        else {
+            "No guest users found."
+        }
+
+        # Create and populate the CISAuditResult object
+        $params = @{
+            Rec            = "1.1.4"
+            Result         = -not $guestUsers
+            Status         = if ($guestUsers) { "Fail" } else { "Pass" }
+            Details        = $details
+            FailureReason  = $failureReasons
+            RecDescription = "Ensure Guest Users are reviewed at least biweekly"
+            CISControl     = "5.1, 5.3"
+            CISDescription = "Establish and Maintain an Inventory of Accounts, Disable Dormant Accounts"
+        }
+        $auditResult = Initialize-CISAuditResult @params
     }
 
     end {