tests/functions/Update-MtRoleDefinitions.Tests.ps1
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BeforeAll { . "$PSScriptRoot/../../internal/Get-MtRoleInfo.ps1" # Import only the helper functions from the build script without executing the main body. # The main execution body (network calls, file writes) lives after '#region Main execution'. $buildScriptPath = Resolve-Path "$PSScriptRoot/../../../build/Update-MtRoleDefinitions.ps1" $buildContent = Get-Content $buildScriptPath -Raw $helperSection = ($buildContent -split [regex]::Escape('#region Main execution'))[0] $sb = [scriptblock]::Create($helperSection) . $sb } Describe 'Get-RoleDataFromMarkdown' { Context 'Valid table with 3 roles including 1 privileged' { It 'returns 3 entries with correct IsPrivileged flag' { $md = @" ## All roles | Role | Description | ID | | --- | --- | --- | | [Global Administrator](#global-administrator) | Can manage all aspects of Azure AD. [](privileged-roles-permissions.md) | 62e90394-69f5-4237-9190-012177145e10 | | [Reports Reader](#reports-reader) | Can read sign-in and audit reports. | 4a5d8f65-41da-4de4-8968-e035b65339cf | | [Search Administrator](#search-administrator) | Can create and manage all aspects of Microsoft Search settings. | 0964bb5e-9bdb-4d7b-ac29-58e794862a40 | "@ $result = Get-RoleDataFromMarkdown -Markdown $md $result.Count | Should -Be 3 $privileged = @($result | Where-Object { $_.IsPrivileged }) $privileged.Count | Should -Be 1 $privileged[0].Name | Should -Be 'GlobalAdministrator' } } Context 'Missing All roles heading' { It 'throws an error mentioning All roles' { $md = @" ## Other Section | Role | Description | ID | | --- | --- | --- | | [Some Role](#some-role) | Description | 62e90394-69f5-4237-9190-012177145e10 | "@ { Get-RoleDataFromMarkdown -Markdown $md } | Should -Throw -ExpectedMessage "*All roles*" } } Context 'Missing table header separator row' { It 'throws an error about the header separator' { $md = @" ## All roles | Role | Description | ID | | [Global Administrator](#global-administrator) | Description | 62e90394-69f5-4237-9190-012177145e10 | "@ { Get-RoleDataFromMarkdown -Markdown $md } | Should -Throw -ExpectedMessage "*table header separator*" } } Context 'Table header has fewer than 3 columns' { It 'throws an error about column count' { $md = @" ## All roles | Role | ID | | --- | --- | | [Global Administrator](#global-administrator) | 62e90394-69f5-4237-9190-012177145e10 | "@ { Get-RoleDataFromMarkdown -Markdown $md } | Should -Throw -ExpectedMessage "*column*" } } Context 'Row missing pipe delimiters (too few columns)' { It 'skips the malformed row without a terminating error' { $md = @" ## All roles | Role | Description | ID | | --- | --- | --- | | [Global Administrator](#global-administrator) | Description | 62e90394-69f5-4237-9190-012177145e10 | This is a prose line with a guid 11111111-1111-1111-1111-111111111111 but no pipes "@ $result = @(Get-RoleDataFromMarkdown -Markdown $md) @($result).Count | Should -Be 1 $result[0].Name | Should -Be 'GlobalAdministrator' } } Context 'Duplicate role names' { It 'is handled by the caller deduplication (both entries returned from parser)' { $md = @" ## All roles | Role | Description | ID | | --- | --- | --- | | [Global Administrator](#global-administrator) | First | 62e90394-69f5-4237-9190-012177145e10 | | [Global Administrator](#global-administrator) | Duplicate | 62e90394-69f5-4237-9190-012177145e10 | "@ # Parser returns duplicates; caller is responsible for dedup $result = Get-RoleDataFromMarkdown -Markdown $md $result.Count | Should -Be 2 } } Context 'GUID normalization' { It 'normalizes parsed GUIDs to lowercase' { $md = @" ## All roles | Role | Description | ID | | --- | --- | --- | | [Global Administrator](#global-administrator) | Description | 62e90394-69f5-4237-9190-012177145e10 | "@ $result = @(Get-RoleDataFromMarkdown -Markdown $md) # GUIDs from the source document are already lowercase; .ToLower() is a no-op safeguard $result[0].Id | Should -Be '62e90394-69f5-4237-9190-012177145e10' } } } Describe 'Test-KnownRolesPresent' { Context 'All 5 expected roles present' { It 'returns true' { $roles = [System.Collections.Generic.List[hashtable]]::new() @( @{ Name = 'GlobalAdministrator'; Id = '62e90394-69f5-4237-9190-012177145e10'; IsPrivileged = $true; DisplayName = 'Global Administrator' } @{ Name = 'SecurityAdministrator'; Id = '194ae4cb-b126-40b2-bd5b-6091b380977d'; IsPrivileged = $true; DisplayName = 'Security Administrator' } @{ Name = 'UserAdministrator'; Id = 'fe930be7-5e62-47db-91af-98c3a49a38b1'; IsPrivileged = $true; DisplayName = 'User Administrator' } @{ Name = 'HelpdeskAdministrator'; Id = '729827e3-9c14-49f7-bb1b-9608f156bbb8'; IsPrivileged = $false; DisplayName = 'Helpdesk Administrator' } @{ Name = 'ExchangeAdministrator'; Id = '29232cdf-9323-42fd-ade2-1d097af3e4de'; IsPrivileged = $false; DisplayName = 'Exchange Administrator' } ) | ForEach-Object { $roles.Add($_) } $result = Test-KnownRolesPresent -Roles $roles $result | Should -BeTrue } } Context 'One expected role missing' { It 'returns false and emits a warning' { $roles = [System.Collections.Generic.List[hashtable]]::new() @( @{ Name = 'GlobalAdministrator'; Id = '62e90394-69f5-4237-9190-012177145e10'; IsPrivileged = $true; DisplayName = 'Global Administrator' } @{ Name = 'SecurityAdministrator'; Id = '194ae4cb-b126-40b2-bd5b-6091b380977d'; IsPrivileged = $true; DisplayName = 'Security Administrator' } # UserAdministrator intentionally omitted @{ Name = 'HelpdeskAdministrator'; Id = '729827e3-9c14-49f7-bb1b-9608f156bbb8'; IsPrivileged = $false; DisplayName = 'Helpdesk Administrator' } @{ Name = 'ExchangeAdministrator'; Id = '29232cdf-9323-42fd-ade2-1d097af3e4de'; IsPrivileged = $false; DisplayName = 'Exchange Administrator' } ) | ForEach-Object { $roles.Add($_) } $result = Test-KnownRolesPresent -Roles $roles 3>&1 # Last element is the boolean return; warnings are mixed in via 3>&1 ($result | Where-Object { $_ -is [bool] }) | Should -BeFalse } } } Describe 'Test-AllGuidsValid' { Context 'All GUIDs valid' { It 'returns true' { $roles = [System.Collections.Generic.List[hashtable]]::new() $roles.Add(@{ Name = 'TestRole'; Id = '62e90394-69f5-4237-9190-012177145e10'; IsPrivileged = $false; DisplayName = 'Test Role' }) $result = Test-AllGuidsValid -Roles $roles $result | Should -BeTrue } } Context 'One invalid GUID' { It 'returns false and emits a warning' { $roles = [System.Collections.Generic.List[hashtable]]::new() $roles.Add(@{ Name = 'GoodRole'; Id = '62e90394-69f5-4237-9190-012177145e10'; IsPrivileged = $false; DisplayName = 'Good Role' }) $roles.Add(@{ Name = 'BadRole'; Id = 'not-a-valid-guid'; IsPrivileged = $false; DisplayName = 'Bad Role' }) $result = Test-AllGuidsValid -Roles $roles 3>&1 ($result | Where-Object { $_ -is [bool] }) | Should -BeFalse } } } Describe 'Get-ExistingRoles' { Context 'File with 3 roles, 2 overlap with new roles' { It 'returns only the 1 role not present in new data (preserved)' { $fileContent = @" 'GlobalAdministrator' = [MtRoleDefinition]::new('62e90394-69f5-4237-9190-012177145e10', `$true) 'ReportsReader' = [MtRoleDefinition]::new('4a5d8f65-41da-4de4-8968-e035b65339cf', `$false) 'SystemRole' = [MtRoleDefinition]::new('aaaabbbb-cccc-dddd-eeee-ffffffffffff', `$false) "@ $newRoles = [System.Collections.Generic.List[hashtable]]::new() $newRoles.Add(@{ Name = 'GlobalAdministrator'; Id = '62e90394-69f5-4237-9190-012177145e10'; IsPrivileged = $true; DisplayName = 'Global Administrator' }) $newRoles.Add(@{ Name = 'ReportsReader'; Id = '4a5d8f65-41da-4de4-8968-e035b65339cf'; IsPrivileged = $false; DisplayName = 'Reports Reader' }) $preserved = @(Get-ExistingRoles -FileContent $fileContent -NewRoles $newRoles) @($preserved).Count | Should -Be 1 $preserved[0].Name | Should -Be 'SystemRole' } } } Describe 'Update-FileSection' { Context 'Marker present in file' { It 'replaces content between markers' { $tmpFile = [System.IO.Path]::GetTempFileName() Set-Content -Path $tmpFile -Value @" before # BEGIN MARKER old content # END MARKER after "@ Update-FileSection -FilePath $tmpFile ` -BeginMarker '# BEGIN MARKER' ` -EndMarker '# END MARKER' ` -NewContent 'new content' $result = Get-Content -Path $tmpFile -Raw $result | Should -Match 'new content' $result | Should -Not -Match 'old content' Remove-Item $tmpFile -Force } } Context 'Begin marker missing' { It 'throws an error containing the begin marker text' { $tmpFile = [System.IO.Path]::GetTempFileName() Set-Content -Path $tmpFile -Value "no markers here" { Update-FileSection -FilePath $tmpFile ` -BeginMarker '# BEGIN MARKER' ` -EndMarker '# END MARKER' ` -NewContent 'new content' } | Should -Throw -ExpectedMessage "*BEGIN MARKER*" Remove-Item $tmpFile -Force } } } Describe 'Get-MtRoleInfo type contract' { Context 'Known privileged role' { It 'returns an MtRoleDefinition with a valid GUID and IsPrivileged = true' { $result = Get-MtRoleInfo -RoleName 'GlobalAdministrator' $result | Should -Not -BeNullOrEmpty $result.GetType().Name | Should -Be 'MtRoleDefinition' $result.ToString() | Should -Match '^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$' $result.IsPrivileged | Should -BeTrue } } Context 'Null guard for empty role name' { It 'returns null for whitespace input without throwing' { $result = Get-MtRoleInfo -RoleName ' ' $result | Should -BeNullOrEmpty } It 'returns null for empty string without throwing' { $result = Get-MtRoleInfo -RoleName '' $result | Should -BeNullOrEmpty } } Context 'Unknown role name' { It 'returns null for an unrecognized role name' { $result = Get-MtRoleInfo -RoleName 'ThisRoleDoesNotExist99' $result | Should -BeNullOrEmpty } } } |