Tests/Unit/MSFT_xDnsRecord.Tests.ps1
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$script:DSCModuleName = 'xDnsServer' $script:DSCResourceName = 'MSFT_xDnsRecord' #region HEADER $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 Unit #endregion # Begin Testing try { #region Pester Tests InModuleScope $script:DSCResourceName { #region Pester Test Initialization $dnsRecordsToTest = @( @{ TestParameters = @{ Name = 'test' Zone = 'contoso.com' Target = '192.168.0.1' Type = 'ARecord' DnsServer = 'localhost' Ensure = 'Present' } MockRecord = @{ HostName = 'test' RecordType = 'A' DnsServer = 'localhost' TimeToLive = '01:00:00' RecordData = @{ IPv4Address = @{ IPAddressToString = '192.168.0.1' } } } } @{ TestParameters = @{ Name = '123' Target = 'TestA.contoso.com' Zone = '0.168.192.in-addr.arpa' Type = 'PTR' DnsServer = 'localhost' Ensure = 'Present' } MockRecord = @{ HostName = 'test' RecordType = 'PTR' DnsServer = 'localhost' TimeToLive = '01:00:00' RecordData = @{ PtrDomainName = '192.168.0.1' } } } ) #endregion #region Function Get-TargetResource Describe "MSFT_xDnsRecord\Get-TargetResource" { foreach ($dnsRecord in $dnsRecordsToTest) { Context "When managing $($dnsRecord.TestParameters.Type) type DNS record" { $presentParameters = $dnsRecord.TestParameters It "Should return Ensure is Present when DNS record exists" { Mock -CommandName Get-DnsServerResourceRecord -MockWith { return $dnsRecord.MockRecord } (Get-TargetResource @presentParameters).Ensure | Should Be 'Present' } It "Should returns Ensure is Absent when DNS record does not exist" { Mock -CommandName Get-DnsServerResourceRecord -MockWith { return $null } (Get-TargetResource @presentParameters).Ensure | Should Be 'Absent' } } } } #endregion #region Function Test-TargetResource Describe "MSFT_xDnsRecord\Test-TargetResource" { foreach ($dnsRecord in $dnsRecordsToTest) { Context "When managing $($dnsRecord.TestParameters.Type) type DNS record" { $presentParameters = $dnsRecord.TestParameters $absentParameters = $presentParameters.Clone() $absentParameters['Ensure'] = 'Absent' It "Should fail when no DNS record exists and Ensure is Present" { Mock -CommandName Get-TargetResource -MockWith { return $absentParameters } Test-TargetResource @presentParameters | Should Be $false } It "Should fail when a record exists, target does not match and Ensure is Present" { Mock -CommandName Get-TargetResource -MockWith { return @{ Name = $presentParameters.Name Zone = $presentParameters.Zone Target = "192.168.0.10" DnsServer = $presentParameters.DnsServer Ensure = $presentParameters.Ensure } } Test-TargetResource @presentParameters | Should Be $false } It "Should fail when round-robin record exists, target does not match and Ensure is Present (Issue #23)" { Mock -CommandName Get-TargetResource -MockWith { return @{ Name = $presentParameters.Name Zone = $presentParameters.Zone Target = @("192.168.0.10", "192.168.0.11") DnsServer = $presentParameters.DnsServer Ensure = $presentParameters.Ensure } } Test-TargetResource @presentParameters | Should Be $false } It "Should fail when a record exists and Ensure is Absent" { Mock -CommandName Get-TargetResource -MockWith { return $presentParameters } Test-TargetResource @absentParameters | Should Be $false } It "Should fail when round-robin record exists, and Ensure is Absent (Issue #23)" { Mock -CommandName Get-TargetResource -MockWith { return @{ Name = $presentParameters.Name Zone = $presentParameters.Zone Target = @("192.168.0.1", "192.168.0.2") DnsServer = $presentParameters.DnsServer Ensure = $presentParameters.Ensure } } Test-TargetResource @absentParameters | Should Be $false } It "Should pass when record exists, target matches and Ensure is Present" { Mock -CommandName Get-TargetResource -MockWith { return $presentParameters } Test-TargetResource @presentParameters | Should Be $true } It "Should pass when round-robin record exists, target matches and Ensure is Present (Issue #23)" { Mock -CommandName Get-TargetResource -MockWith { return @{ Name = $presentParameters.Name Zone = $presentParameters.Zone Target = @($presentParameters.Target, "192.168.0.2") DnsServer = $presentParameters.DnsServer Ensure = $presentParameters.Ensure } } Test-TargetResource @presentParameters | Should Be $true } It "Should pass when record does not exist and Ensure is Absent" { Mock -CommandName Get-TargetResource -MockWith { return $absentParameters } Test-TargetResource @absentParameters | Should Be $true } } } } #endregion #region Function Set-TargetResource Describe "MSFT_xDnsRecord\Set-TargetResource" { foreach ($dnsRecord in $dnsRecordsToTest) { $presentParameters = $dnsRecord.TestParameters $absentParameters = $presentParameters.Clone() $absentParameters['Ensure'] = 'Absent' Context "When managing $($dnsRecord.TestParameters.Type) type DNS record" { It "Calls Add-DnsServerResourceRecord in the set method when Ensure is Present" { Mock -CommandName Add-DnsServerResourceRecord Set-TargetResource @presentParameters Assert-MockCalled Add-DnsServerResourceRecord -Scope It } It "Calls Remove-DnsServerResourceRecord in the set method when Ensure is Absent" { Mock -CommandName Remove-DnsServerResourceRecord Set-TargetResource @absentParameters Assert-MockCalled Remove-DnsServerResourceRecord -Scope It } } } } #endregion } #end InModuleScope } finally { #region FOOTER Restore-TestEnvironment -TestEnvironment $TestEnvironment #endregion } |