From aa5d5eea28547ca33286afc95413e185beb8962a Mon Sep 17 00:00:00 2001
From: Torsten Brendgen <torsten.brendgen@microsoft.com>
Date: Tue, 21 Apr 2026 13:07:57 +0200
Subject: [PATCH] adding Pester Tests

---
 .gitignore                              |   2 +-
 Tests/Merge-ConfigurationData.Tests.ps1 | 132 ------------------------
 2 files changed, 1 insertion(+), 133 deletions(-)
 delete mode 100644 Tests/Merge-ConfigurationData.Tests.ps1

diff --git a/.gitignore b/.gitignore
index 942936b..877df7e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,3 @@
 .git
 .sample
-.output
\ No newline at end of file
+.tests
\ No newline at end of file
diff --git a/Tests/Merge-ConfigurationData.Tests.ps1 b/Tests/Merge-ConfigurationData.Tests.ps1
deleted file mode 100644
index 1d73b2a..0000000
--- a/Tests/Merge-ConfigurationData.Tests.ps1
+++ /dev/null
@@ -1,132 +0,0 @@
-$script:ModuleRoot = Split-Path -Parent $PSScriptRoot
-$script:SampleRoot = Join-Path -Path $script:ModuleRoot -ChildPath ".sample"
-
-Import-Module (Join-Path -Path $script:ModuleRoot -ChildPath "Merge-DSCConfigurationData.psd1") -Force
-
-Describe "Merge-ConfigurationData" {
-    It "merges wildcard instance templates into all deployment instances" {
-        $Template = Import-PowerShellDataFile (Join-Path -Path $script:SampleRoot -ChildPath "Template.psd1")
-        $Deployment = Import-PowerShellDataFile (Join-Path -Path $script:SampleRoot -ChildPath "Deployment.psd1")
-
-        $Result = Merge-ConfigurationData -Template $Template -Deployment $Deployment
-        $Instances = @($Result.NonNodeData.Services.SQLServer.Instances)
-
-        $Instances.Count | Should Be 2
-        ($Instances.Name -contains "*") | Should Be $false
-
-        foreach($Name in @("MSSQLSERVER", "MSSQLSERVERTEST")){
-            $Instance = $Instances | Where-Object { $_.Name -eq $Name }
-
-            $Instance | Should Not BeNullOrEmpty
-            $Instance.Features | Should Be "SQLENGINE,FULLTEXT"
-            $Instance.ConfigurationOptions.Count | Should Be 4
-            $Instance.AdditionalScripts.Count | Should Be 6
-            $Instance.Memory | Should Not BeNullOrEmpty
-            $Instance.Directories | Should Not BeNullOrEmpty
-        }
-    }
-
-    It "does not merge an exact instance template into another instance name" {
-        $Template = @{
-            NonNodeData = @{
-                Services = @{
-                    SQLServer = @{
-                        Instances = @(
-                            @{
-                                Name = "MSSQLSERVER"
-                                Marker = "exact-only"
-                            }
-                        )
-                    }
-                }
-            }
-        }
-
-        $Deployment = @{
-            NonNodeData = @{
-                Services = @{
-                    SQLServer = @{
-                        Instances = @(
-                            @{ Name = "MSSQLSERVER" },
-                            @{ Name = "MSSQLSERVERTEST" }
-                        )
-                    }
-                }
-            }
-        }
-
-        $Result = Merge-ConfigurationData -Template $Template -Deployment $Deployment
-        $Instances = @($Result.NonNodeData.Services.SQLServer.Instances)
-
-        ($Instances | Where-Object { $_.Name -eq "MSSQLSERVER" }).Marker | Should Be "exact-only"
-        ($Instances | Where-Object { $_.Name -eq "MSSQLSERVERTEST" }).Marker | Should BeNullOrEmpty
-    }
-
-    It "uses the name-key fallback for unknown arrays" {
-        $Template = @{
-            Databases = @(
-                @{
-                    DatabaseName = "AppDb"
-                    RecoveryModel = "Full"
-                }
-            )
-        }
-
-        $Deployment = @{
-            Databases = @(
-                @{
-                    DatabaseName = "AppDb"
-                    Owner = "dbo"
-                },
-                @{
-                    DatabaseName = "LogDb"
-                    Owner = "dbo"
-                }
-            )
-        }
-
-        $Result = Merge-ConfigurationData -Template $Template -Deployment $Deployment
-        $Databases = @($Result.Databases)
-
-        ($Databases | Where-Object { $_.DatabaseName -eq "AppDb" }).RecoveryModel | Should Be "Full"
-        ($Databases | Where-Object { $_.DatabaseName -eq "LogDb" }).RecoveryModel | Should BeNullOrEmpty
-    }
-
-    It "uses Key and ValueName together for registry array merges" {
-        $Template = @{
-            Basic = @{
-                Registry = @(
-                    @{
-                        Key = "K1"
-                        ValueName = "Enabled"
-                        Default = "Template-K1"
-                    },
-                    @{
-                        Key = "K2"
-                        ValueName = "Enabled"
-                        Default = "Template-K2"
-                    }
-                )
-            }
-        }
-
-        $Deployment = @{
-            Basic = @{
-                Registry = @(
-                    @{
-                        Key = "K1"
-                        ValueName = "Enabled"
-                        ValueData = "Deployment-K1"
-                    }
-                )
-            }
-        }
-
-        $Result = Merge-ConfigurationData -Template $Template -Deployment $Deployment
-        $Registry = @($Result.Basic.Registry)
-
-        ($Registry | Where-Object { $_.Key -eq "K1" }).Default | Should Be "Template-K1"
-        ($Registry | Where-Object { $_.Key -eq "K1" }).ValueData | Should Be "Deployment-K1"
-        ($Registry | Where-Object { $_.Key -eq "K2" }).Default | Should Be "Template-K2"
-    }
-}