Test Tag Matrix

This document defines Pester tags used across all TierModel test suites.

Test Scope Tags

Tag Purpose
Unit Unit tests for individual functions and logic
Integration Integration tests for full workflows and orchestration

Component Tags

Tag Purpose
OU Organizational Unit operations and validation
User User account operations and validation
Group Security group operations and validation
GPO Group Policy Object operations
GPOLink Group Policy Object linking operations
GpoTemplates GPO template (GptTmpl.inf) operations
ADMX Administrative template import and validation
OuAcl OU permissions and ACL operations
MsaAcl Managed Service Account ACL delegation operations
GmsaAcl Group Managed Service Account ACL delegation operations
DmsaAcl Delegated Managed Service Account ACL delegation operations
Resolution Name resolution and placeholder expansion
Manifest Module manifest validation
Module Module loading and integration tests
Prereq Prerequisite validation tests

Lifecycle/Phase Tags

Tag Purpose
Planning Planning phase (Get-TierModel* cmdlets)
FullDeployment Full deployment planning (*Fd cmdlets)
Execution Execution phase (New-TierModel* cmdlets)
Audit Audit and validation (Test-TierModel* cmdlets)
Validation Configuration and state validation
Exists Existence checks
Create Object creation operations
Deployment Deployment operations
Phase3 Phase 3 components (Groups, ACLs)

Prerequisite-Specific Tags

Tag Purpose
DomainAdmin Domain Admin membership validation
Version PowerShell version validation
Elevation Administrator elevation validation
Connectivity Domain controller reachability
Dependencies dependencies.json parsing and validation
Modules External module version and presence checks
Domain Domain/forest detection logic
MsaPrereq MSA feature prerequisite checks
GmsaPrereq gMSA feature prerequisite checks
DmsaPrereq dMSA feature prerequisite checks

Test Type Tags

Tag Purpose
Positive Expected success path
Negative Expected failure or error path
Structure Object shape and snapshot structure validation
Content GPO content and template validation
Apply Mutating apply/convergence scenarios

Special Focus Tags

Tag Purpose
Drift Drift detection tests
Convergence Convergence and idempotency tests
Idempotency Idempotency-specific validation
Performance Performance benchmarking tests
ErrorHandling Error handling and recovery tests
Compliance Compliance reporting tests
Output Output format and reporting tests
Scopes Scope-specific operations

Resolution Tags

Tag Purpose
DomainDN Domain DN resolution
Placeholder Placeholder expansion
OuPath OU path resolution
Guid GUID resolution
DomainGuid Domain-specific GUID resolution

Cmdlet-Specific Tags

Tag Purpose
NewTierModel New-TierModel* cmdlet tests
SetTierModel Set-TierModel* cmdlet tests
Plan Planning operations

Usage Examples

# Run only unit tests
Invoke-Pester -Tag Unit

# Run all OU-related tests
Invoke-Pester -Tag OU

# Run prerequisite domain admin negative tests
Invoke-Pester -Tag Prereq,DomainAdmin,Negative

# Run all audit tests
Invoke-Pester -Tag Audit

# Run GPO tests excluding integration
Invoke-Pester -Tag GPO -ExcludeTag Integration

# Run drift detection and convergence tests
Invoke-Pester -Tag Drift,Convergence

# Run only planning phase tests
Invoke-Pester -Tag Planning

# Run structure validation only
Invoke-Pester -Tag Structure

Test Execution Scripts

  • Invoke-AllTests.ps1 - Runs complete test suite with coverage
  • Invoke-PrerequisiteTests.ps1 - Runs prerequisite-specific tests with coverage

For additional documentation, see: - Deployment Methodology - Comprehensive testing strategy - CI/CD Integration - Automated testing in pipelines