Tests/Integration/MSFT_xDnsServerConditionalForwarder.integration.tests.ps1

$script:dscModuleName = 'xDnsServer'
$script:dscResourceFriendlyName = 'xDnsServerConditionalForwarder'
$script:dscResourceName = "MSFT_$($script:dscResourceFriendlyName)"

#region HEADER
# Integration Test Template Version: 1.3.3
[String] $script:moduleRoot = Split-Path -Parent (Split-Path -Parent $PSScriptRoot)
if ( (-not (Test-Path -Path (Join-Path -Path $script:moduleRoot -ChildPath 'DSCResource.Tests'))) -or `
    (-not (Test-Path -Path (Join-Path -Path $script:moduleRoot -ChildPath 'DSCResource.Tests\TestHelper.psm1'))) )
{
    & git @('clone', 'https://github.com/PowerShell/DscResource.Tests.git', (Join-Path -Path $script:moduleRoot -ChildPath 'DscResource.Tests'))
}

Import-Module -Name (Join-Path -Path $script:moduleRoot -ChildPath (Join-Path -Path 'DSCResource.Tests' -ChildPath 'TestHelper.psm1')) -Force
$TestEnvironment = Initialize-TestEnvironment `
    -DSCModuleName $script:dscModuleName `
    -DSCResourceName $script:dscResourceName `
    -TestType Integration
#endregion

#region INITIALIZATION
# Add zones for the integration tests to fix
$conditionalForwarderZones = @(
    @{ Name = 'nochange.none';            MasterServers = [IPAddress[]]('192.168.1.1', '192.168.1.2') }
    @{ Name = 'fixincorrectmasters.none'; MasterServers = [IPAddress[]]('192.168.1.3', '192.168.1.4') }
    @{ Name = 'removeexisting.none';      MasterServers = [IPAddress[]]('192.168.1.1', '192.168.1.2') }
)
foreach ($zone in $conditionalForwarderZones) {
    Add-DnsServerConditionalForwarderZone @zone
}

# Primary zones which will either be fixed or ignored.
$primaryZones = @(
    @{ Name = 'replaceprimary.none'; ZoneFile = 'replaceprimary.none.dns' }
    @{ Name = 'ignoreprimary.none';  ZoneFile = 'ignoreprimary.none.dns' }
)
foreach ($zone in $primaryZones) {
    Add-DnsServerPrimaryZone @zone
}
#endregion

# Using try/finally to always cleanup.
try
{
    #region Integration Tests
    $configurationFile = Join-Path -Path $PSScriptRoot -ChildPath "$($script:dscResourceName).config.ps1"
    . $configurationFile

    Describe "$($script:dscResourceName)_Integration" {
        BeforeAll {
            $resourceId = "[$($script:dscResourceFriendlyName)]Integration_Test"
        }

        $configurationName = "$($script:dscResourceName)_NoChange_Config"

        Context ('When using configuration {0}' -f $configurationName) {
            It 'Should compile and apply the MOF without throwing' {
                {
                    $configurationParameters = @{
                        OutputPath           = $TestDrive
                        ConfigurationData    = $ConfigurationData
                    }

                    & $configurationName @configurationParameters

                    $startDscConfigurationParameters = @{
                        Path         = $TestDrive
                        ComputerName = 'localhost'
                        Wait         = $true
                        Verbose      = $true
                        Force        = $true
                        ErrorAction  = 'Stop'
                    }

                    Start-DscConfiguration @startDscConfigurationParameters
                } | Should -Not -Throw
            }

            It 'Should be able to call Get-DscConfiguration without throwing' {
                {
                    $script:currentConfiguration = Get-DscConfiguration -Verbose -ErrorAction Stop
                } | Should -Not -Throw
            }

            It 'Should have set the resource and all the parameters should match' {
                $resourceCurrentState = $script:currentConfiguration | Where-Object -FilterScript {
                    $_.ConfigurationName -eq $configurationName `
                    -and $_.ResourceId -eq $resourceId
                }

                $ZoneData = $ConfigurationData.NonNodeData.$configurationName

                $resourceCurrentState.Ensure | Should -Be $ZoneData.Ensure
                $resourceCurrentState.Name | Should -Be $ZoneData.ZoneName
                $resourceCurrentState.MasterServers | Should -Be $ConfigurationData.NonNodeData.MasterServers
            }

            It 'Should return $true when Test-DscConfiguration is run' {
                Test-DscConfiguration -Verbose | Should -Be 'True'
            }
        }

        $configurationName = "$($script:dscResourceName)_FixIncorrectMasters_Config"

        Context ('When using configuration {0}' -f $configurationName) {
            It 'Should compile and apply the MOF without throwing' {
                {
                    $configurationParameters = @{
                        OutputPath           = $TestDrive
                        ConfigurationData    = $ConfigurationData
                    }

                    & $configurationName @configurationParameters

                    $startDscConfigurationParameters = @{
                        Path         = $TestDrive
                        ComputerName = 'localhost'
                        Wait         = $true
                        Verbose      = $true
                        Force        = $true
                        ErrorAction  = 'Stop'
                    }

                    Start-DscConfiguration @startDscConfigurationParameters
                } | Should -Not -Throw
            }

            It 'Should be able to call Get-DscConfiguration without throwing' {
                {
                    $script:currentConfiguration = Get-DscConfiguration -Verbose -ErrorAction Stop
                } | Should -Not -Throw
            }

            It 'Should have set the resource and all the parameters should match' {
                $resourceCurrentState = $script:currentConfiguration | Where-Object -FilterScript {
                    $_.ConfigurationName -eq $configurationName `
                    -and $_.ResourceId -eq $resourceId
                }

                $ZoneData = $ConfigurationData.NonNodeData.$configurationName

                $resourceCurrentState.Ensure | Should -Be $ZoneData.Ensure
                $resourceCurrentState.Name | Should -Be $ZoneData.ZoneName
                $resourceCurrentState.MasterServers | Should -Be $ConfigurationData.NonNodeData.MasterServers
            }

            It 'Should return $true when Test-DscConfiguration is run' {
                Test-DscConfiguration -Verbose | Should -Be 'True'
            }
        }

        $configurationName = "$($script:dscResourceName)_ReplacePrimary_Config"

        Context ('When using configuration {0}' -f $configurationName) {
            It 'Should compile and apply the MOF without throwing' {
                {
                    $configurationParameters = @{
                        OutputPath           = $TestDrive
                        ConfigurationData    = $ConfigurationData
                    }

                    & $configurationName @configurationParameters

                    $startDscConfigurationParameters = @{
                        Path         = $TestDrive
                        ComputerName = 'localhost'
                        Wait         = $true
                        Verbose      = $true
                        Force        = $true
                        ErrorAction  = 'Stop'
                    }

                    Start-DscConfiguration @startDscConfigurationParameters
                } | Should -Not -Throw
            }

            It 'Should be able to call Get-DscConfiguration without throwing' {
                {
                    $script:currentConfiguration = Get-DscConfiguration -Verbose -ErrorAction Stop
                } | Should -Not -Throw
            }

            It 'Should have set the resource and all the parameters should match' {
                $resourceCurrentState = $script:currentConfiguration | Where-Object -FilterScript {
                    $_.ConfigurationName -eq $configurationName `
                    -and $_.ResourceId -eq $resourceId
                }

                $ZoneData = $ConfigurationData.NonNodeData.$configurationName

                $resourceCurrentState.Ensure | Should -Be $ZoneData.Ensure
                $resourceCurrentState.Name | Should -Be $ZoneData.ZoneName
                $resourceCurrentState.MasterServers | Should -Be $ConfigurationData.NonNodeData.MasterServers
            }

            It 'Should return $true when Test-DscConfiguration is run' {
                Test-DscConfiguration -Verbose | Should -Be 'True'
            }
        }

        $configurationName = "$($script:dscResourceName)_CreateNew_Config"

        Context ('When using configuration {0}' -f $configurationName) {
            It 'Should compile and apply the MOF without throwing' {
                {
                    $configurationParameters = @{
                        OutputPath           = $TestDrive
                        ConfigurationData    = $ConfigurationData
                    }

                    & $configurationName @configurationParameters

                    $startDscConfigurationParameters = @{
                        Path         = $TestDrive
                        ComputerName = 'localhost'
                        Wait         = $true
                        Verbose      = $true
                        Force        = $true
                        ErrorAction  = 'Stop'
                    }

                    Start-DscConfiguration @startDscConfigurationParameters
                } | Should -Not -Throw
            }

            It 'Should be able to call Get-DscConfiguration without throwing' {
                {
                    $script:currentConfiguration = Get-DscConfiguration -Verbose -ErrorAction Stop
                } | Should -Not -Throw
            }

            It 'Should have set the resource and all the parameters should match' {
                $resourceCurrentState = $script:currentConfiguration | Where-Object -FilterScript {
                    $_.ConfigurationName -eq $configurationName `
                    -and $_.ResourceId -eq $resourceId
                }

                $ZoneData = $ConfigurationData.NonNodeData.$configurationName

                $resourceCurrentState.Ensure | Should -Be $ZoneData.Ensure
                $resourceCurrentState.Name | Should -Be $ZoneData.ZoneName
                $resourceCurrentState.MasterServers | Should -Be $ConfigurationData.NonNodeData.MasterServers
            }

            It 'Should return $true when Test-DscConfiguration is run' {
                Test-DscConfiguration -Verbose | Should -Be 'True'
            }
        }

        $configurationName = "$($script:dscResourceName)_RemoveExisting_Config"

        Context ('When using configuration {0}' -f $configurationName) {
            It 'Should compile and apply the MOF without throwing' {
                {
                    $configurationParameters = @{
                        OutputPath           = $TestDrive
                        ConfigurationData    = $ConfigurationData
                    }

                    & $configurationName @configurationParameters

                    $startDscConfigurationParameters = @{
                        Path         = $TestDrive
                        ComputerName = 'localhost'
                        Wait         = $true
                        Verbose      = $true
                        Force        = $true
                        ErrorAction  = 'Stop'
                    }

                    Start-DscConfiguration @startDscConfigurationParameters
                } | Should -Not -Throw
            }

            It 'Should be able to call Get-DscConfiguration without throwing' {
                {
                    $script:currentConfiguration = Get-DscConfiguration -Verbose -ErrorAction Stop
                } | Should -Not -Throw
            }

            It 'Should have set the resource and all the parameters should match' {
                $resourceCurrentState = $script:currentConfiguration | Where-Object -FilterScript {
                    $_.ConfigurationName -eq $configurationName `
                    -and $_.ResourceId -eq $resourceId
                }

                $ZoneData = $ConfigurationData.NonNodeData.$configurationName

                $resourceCurrentState.Ensure | Should -Be $ZoneData.Ensure
                $resourceCurrentState.Name | Should -Be $ZoneData.ZoneName
            }

            It 'Should return $true when Test-DscConfiguration is run' {
                Test-DscConfiguration -Verbose | Should -Be 'True'
            }
        }

        $configurationName = "$($script:dscResourceName)_IgnorePrimary_Config"

        Context ('When using configuration {0}' -f $configurationName) {
            It 'Should compile and apply the MOF without throwing' {
                {
                    $configurationParameters = @{
                        OutputPath           = $TestDrive
                        ConfigurationData    = $ConfigurationData
                    }

                    & $configurationName @configurationParameters

                    $startDscConfigurationParameters = @{
                        Path         = $TestDrive
                        ComputerName = 'localhost'
                        Wait         = $true
                        Verbose      = $true
                        Force        = $true
                        ErrorAction  = 'Stop'
                    }

                    Start-DscConfiguration @startDscConfigurationParameters
                } | Should -Not -Throw
            }

            It 'Should be able to call Get-DscConfiguration without throwing' {
                {
                    $script:currentConfiguration = Get-DscConfiguration -Verbose -ErrorAction Stop
                } | Should -Not -Throw
            }

            It 'Should have set the resource and all the parameters should match' {
                $resourceCurrentState = $script:currentConfiguration | Where-Object -FilterScript {
                    $_.ConfigurationName -eq $configurationName `
                    -and $_.ResourceId -eq $resourceId
                }

                $ZoneData = $ConfigurationData.NonNodeData.$configurationName

                $resourceCurrentState.Ensure | Should -Be $ZoneData.Ensure
                $resourceCurrentState.Name | Should -Be $ZoneData.ZoneName
            }

            It 'Should return $true when Test-DscConfiguration is run' {
                Test-DscConfiguration -Verbose | Should -Be 'True'
            }
        }

        $configurationName = "$($script:dscResourceName)_DoNothing_Config"

        Context ('When using configuration {0}' -f $configurationName) {
            It 'Should compile and apply the MOF without throwing' {
                {
                    $configurationParameters = @{
                        OutputPath           = $TestDrive
                        ConfigurationData    = $ConfigurationData
                    }

                    & $configurationName @configurationParameters

                    $startDscConfigurationParameters = @{
                        Path         = $TestDrive
                        ComputerName = 'localhost'
                        Wait         = $true
                        Verbose      = $true
                        Force        = $true
                        ErrorAction  = 'Stop'
                    }

                    Start-DscConfiguration @startDscConfigurationParameters
                } | Should -Not -Throw
            }

            It 'Should be able to call Get-DscConfiguration without throwing' {
                {
                    $script:currentConfiguration = Get-DscConfiguration -Verbose -ErrorAction Stop
                } | Should -Not -Throw
            }

            It 'Should have set the resource and all the parameters should match' {
                $resourceCurrentState = $script:currentConfiguration | Where-Object -FilterScript {
                    $_.ConfigurationName -eq $configurationName `
                    -and $_.ResourceId -eq $resourceId
                }

                $ZoneData = $ConfigurationData.NonNodeData.$configurationName

                $resourceCurrentState.Ensure | Should -Be $ZoneData.Ensure
                $resourceCurrentState.Name | Should -Be $ZoneData.ZoneName
            }

            It 'Should return $true when Test-DscConfiguration is run' {
                Test-DscConfiguration -Verbose | Should -Be 'True'
            }
        }
    }
    #endregion

}
finally
{
    #region FOOTER
    Restore-TestEnvironment -TestEnvironment $TestEnvironment
    #endregion

    Get-DnsServerZone |
        Where-Object IsReverseLookupZone -eq $false |
        Remove-DnsServerZone -Confirm:$false -Force
}