Tests/GenXdev.Data.KeyValueStore/Get-StoreKeys.Tests.ps1

###############################################################################
Pester\BeforeAll {
    # Clean-up
    Remove-KeyFromStore -StoreName 'TestStore' -KeyName 'Key1'
    Remove-KeyFromStore -StoreName 'TestStore' -KeyName 'Key2'
}
Pester\AfterAll {
    # Clean-up
    Remove-KeyFromStore -StoreName 'TestStore' -KeyName 'Key1'
    Remove-KeyFromStore -StoreName 'TestStore' -KeyName 'Key2'
}
###############################################################################
Pester\Describe 'Get-StoreKeys' {
    Pester\It 'Should pass PSScriptAnalyzer rules' {
        # get the script path for analysis
        $scriptPath = GenXdev.FileSystem\Expand-Path "$PSScriptRoot\..\..\Functions\GenXdev.Data.KeyValueStore\Get-StoreKeys.ps1"

        # run analyzer with explicit settings
        $analyzerResults = GenXdev.Coding\Invoke-GenXdevScriptAnalyzer `
            -Path $scriptPath

        [string] $message = ''
        $analyzerResults | Microsoft.PowerShell.Core\ForEach-Object {
            $message = $message + @"
--------------------------------------------------
Rule: $($_.RuleName)`
Description: $($_.Description)
Message: $($_.Message)
`r`n
"@

        }

        $analyzerResults.Count | Pester\Should -Be 0 -Because @"
The following PSScriptAnalyzer rules are being violated:
$message
"@
;
    }

    Pester\BeforeAll {
        try {
            Microsoft.PowerShell.Utility\Write-Verbose 'Setting up test environment'
            Remove-KeyFromStore -StoreName 'TestStore' -KeyName 'Key1'
            Remove-KeyFromStore -StoreName 'TestStore' -KeyName 'Key2'

            # Setup test keys
            Set-ValueByKeyInStore -StoreName 'TestStore' -KeyName 'Key1' -Value 'Value1'
            Set-ValueByKeyInStore -StoreName 'TestStore' -KeyName 'Key2' -Value 'Value2'
        }
        catch {
            throw
        }
    }

    Pester\It 'Should list all keys in store' {
        $keys = Get-StoreKeys -StoreName 'TestStore'
        $keys | Pester\Should -Contain 'Key1'
        $keys | Pester\Should -Contain 'Key2'
        $keys.Count | Pester\Should -Be 2
    }

    Pester\It 'Should return empty for non-existing store' {
        $keys = Get-StoreKeys -StoreName 'NonExistingStore'
        $keys | Pester\Should -BeNullOrEmpty
    }
}