AADAdministrativeUnit - fixes #4437

CHANGELOG.md

@@ -4,6 +4,9 @@
 
 * All resources
   * Fix issue where Ensure cannot be left as default 'Present'
+* AADAdministrativeUnit
+  * Fix issue with omitted Ensure and/or Id
+    FIXES [#4437](https://github.com/microsoft/Microsoft365DSC/issues/4437)
 * AADConditionalAccessPolicy
   * Fixed schema file
 * EXOCalendarProcessing

Modules/Microsoft365DSC/DSCResources/MSFT_AADAdministrativeUnit/MSFT_AADAdministrativeUnit.psm1

@@ -100,22 +100,6 @@ function Get-TargetResource
     $nullResult.Ensure = 'Absent'
     try
     {
-        $getValue = $null
-
-        #region resource generator code
-        if (-Not [string]::IsNullOrEmpty($Id))
-        {
-            $getValue = Get-MgBetaDirectoryAdministrativeUnit -AdministrativeUnitId $Id -ErrorAction Stop
-        }
-
-        if (-not $getValue -and -Not [string]::IsNullOrEmpty($DisplayName))
-        {
-            $getValue = Get-MgBetaDirectoryAdministrativeUnit -Filter "DisplayName eq '$DisplayName'" -ErrorAction Stop
-        }
-        #endregion
-
-        $nullResult = $PSBoundParameters
-        $nullResult.Ensure = 'Absent'
 
         $getValue = $null
         #region resource generator code
@@ -388,7 +372,6 @@ function Set-TargetResource
     $PSBoundParameters.Remove('TenantId') | Out-Null
     $PSBoundParameters.Remove('CertificateThumbprint') | Out-Null
     $PSBoundParameters.Remove('ManagedIdentity') | Out-Null
-    $PSBoundParameters.Remove('Verbose') | Out-Null
 
     $backCurrentMembers = $currentInstance.Members
     $backCurrentScopedRoleMembers = $currentInstance.ScopedRoleMembers

Tests/Unit/Microsoft365DSC/Microsoft365DSC.AADAdministrativeUnit.Tests.ps1

@@ -151,7 +151,7 @@ Describe -Name $Global:DscHelper.DescribeHeader -Fixture {
             It 'Should return Values from the Get method' {
                 (Get-TargetResource @testParams).Ensure | Should -Be 'Present'
             }
-
+            
             It 'Should return false from the Test method' {
                 Test-TargetResource @testParams | Should -Be $false
             }
@@ -161,6 +161,39 @@ Describe -Name $Global:DscHelper.DescribeHeader -Fixture {
                 Should -Invoke -CommandName Invoke-MgGraphRequest -Exactly 1
             }
         }
+
+        Context -Name 'The AU exists and values are already in desired state - without ID/Ensure' -Fixture {
+            BeforeAll {
+                $testParams = @{
+                    Description = 'FakeStringValue2'
+                    DisplayName = 'FakeStringValue2'
+                    Credential  = $Credential
+                }
+
+                Mock -CommandName Get-MgBetaDirectoryAdministrativeUnit -MockWith {
+                    return @{
+                        Description = 'FakeStringValue2'
+                        DisplayName = 'FakeStringValue2'
+                        Id          = 'FakeStringValue2'
+                    }
+                }
+                Mock -CommandName Get-MgBetaDirectoryAdministrativeUnitMember -MockWith {
+                    return $null
+                }
+                Mock -CommandName Get-MgBetaDirectoryAdministrativeUnitScopedRoleMember -MockWith {
+                    return $null
+                }
+            }
+
+            It 'Should return Values from the Get method' {
+                (Get-TargetResource @testParams).Ensure | Should -Be 'Present'
+            }
+
+            It 'Should return true from the Test method' {
+                Test-TargetResource @testParams | Should -Be $true
+            }
+        }
+
         Context -Name 'The AU Exists and Values are already in the desired state' -Fixture {
             BeforeAll {
                 $testParams = @{