Tests/Unit/MSFT_xSQLServerEndpoint.Tests.ps1
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$script:DSCModuleName = 'xSQLServer' $script:DSCResourceName = 'MSFT_xSQLServerEndpoint' #region HEADER # Unit Test Template Version: 1.2.0 $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 (Join-Path -Path $script:moduleRoot -ChildPath 'DSCResource.Tests\TestHelper.psm1') -Force $TestEnvironment = Initialize-TestEnvironment ` -DSCModuleName $script:DSCModuleName ` -DSCResourceName $script:DSCResourceName ` -TestType Unit #endregion HEADER function Invoke-TestSetup { # Loading mocked classes Add-Type -Path (Join-Path -Path $script:moduleRoot -ChildPath 'Tests\Unit\Stubs\SMO.cs') } function Invoke-TestCleanup { Restore-TestEnvironment -TestEnvironment $TestEnvironment } # Begin Testing try { Invoke-TestSetup InModuleScope $script:DSCResourceName { $mockNodeName = 'localhost' $mockInstanceName = 'INSTANCE1' $mockPrincipal = 'COMPANY\SqlServiceAcct' $mockOtherPrincipal = 'COMPANY\OtherAcct' $mockEndpointName = 'DefaultEndpointMirror' $mockEndpointType = 'DatabaseMirroring' $mockEndpointListenerPort = 5022 $mockEndpointListenerIpAddress = '0.0.0.0' # 0.0.0.0 means listen on all IP addresses. $mockOtherEndpointName = 'UnknownEndpoint' $mockOtherEndpointType = 'UnknownType' $mockOtherEndpointListenerPort = 9001 $mockOtherEndpointListenerIpAddress = '192.168.0.20' $script:mockMethodAlterRan = $false $script:mockMethodCreateRan = $false $script:mockMethodDropRan = $false $script:mockMethodStartRan = $false $mockDynamicEndpointName = $mockEndpointName $mockDynamicEndpointType = $mockEndpointType $mockDynamicEndpointListenerPort = $mockEndpointListenerPort $mockDynamicEndpointListenerIpAddress = $mockEndpointListenerIpAddress $mockEndpointObject = { # TypeName: Microsoft.SqlServer.Management.Smo.Endpoint return New-Object Object | Add-Member -MemberType NoteProperty -Name 'Name' -Value $mockDynamicEndpointName -PassThru | Add-Member -MemberType NoteProperty -Name 'EndpointType' -Value $mockDynamicEndpointType -PassThru | Add-Member -MemberType NoteProperty -Name 'ProtocolType' -Value $null -PassThru | Add-Member -MemberType ScriptProperty -Name 'Protocol' { return New-Object Object | Add-Member -MemberType ScriptProperty -Name 'Tcp' { return New-Object Object | Add-Member -MemberType NoteProperty -Name 'ListenerPort' -Value $mockDynamicEndpointListenerPort -PassThru | Add-Member -MemberType NoteProperty -Name 'ListenerIPAddress' -Value $mockDynamicEndpointListenerIpAddress -PassThru -Force } -PassThru -Force } -PassThru | Add-Member -MemberType ScriptProperty -Name 'Payload' { return New-Object Object | Add-Member -MemberType ScriptProperty -Name 'DatabaseMirroring' { return New-Object Object | Add-Member -MemberType NoteProperty -Name 'ServerMirroringRole' -Value $null -PassThru | Add-Member -MemberType NoteProperty -Name 'EndpointEncryption' -Value $null -PassThru | Add-Member -MemberType NoteProperty -Name 'EndpointEncryptionAlgorithm' -Value $null -PassThru -Force } -PassThru -Force } -PassThru | Add-Member -MemberType ScriptMethod -Name 'Alter' { $script:mockMethodAlterRan = $true if ( $this.Name -ne $mockExpectedNameWhenCallingMethod ) { throw "Called mocked Alter() method on and endpoint with wrong name. Expected '{0}'. But was '{1}'." ` -f $mockExpectedNameWhenCallingMethod, $this.Name } } -PassThru | Add-Member -MemberType ScriptMethod -Name 'Drop' { $script:mockMethodDropRan = $true if ( $this.Name -ne $mockExpectedNameWhenCallingMethod ) { throw "Called mocked Drop() method on and endpoint with wrong name. Expected '{0}'. But was '{1}'." ` -f $mockExpectedNameWhenCallingMethod, $this.Name } } -PassThru | Add-Member -MemberType ScriptMethod -Name 'Start' { $script:mockMethodStartRan = $true } -PassThru | Add-Member -MemberType ScriptMethod -Name 'Create' { $script:mockMethodCreateRan = $true if ( $this.Name -ne $mockExpectedNameWhenCallingMethod ) { throw "Called mocked Create() method on and endpoint with wrong name. Expected '{0}'. But was '{1}'." ` -f $mockExpectedNameWhenCallingMethod, $this.Name } } -PassThru -Force } $mockConnectSql = { return New-Object Object | Add-Member ScriptProperty Endpoints { return @( @{ # This executes the script block $mockEndpointObject and returns a mocked Microsoft.SqlServer.Management.Smo.Endpoint $mockDynamicEndpointName = & $mockEndpointObject } ) } -PassThru -Force } $mockNewObjectEndPoint = { # This executes the script block $mockEndpointObject and returns a mocked Microsoft.SqlServer.Management.Smo.Endpoint return & $mockEndpointObject } $mockNewObjectEndPoint_ParameterFilter = { $TypeName -eq 'Microsoft.SqlServer.Management.Smo.Endpoint' } $defaultParameters = @{ SQLInstanceName = $mockInstanceName SQLServer = $mockNodeName EndpointName = $mockEndpointName } Describe 'MSFT_xSQLServerEndpoint\Get-TargetResource' -Tag 'Get' { BeforeEach { $testParameters = $defaultParameters Mock -CommandName Connect-SQL -MockWith $mockConnectSql -Verifiable } # Make sure the mock does not return the correct endpoint $mockDynamicEndpointName = $mockOtherEndpointName Context 'When the system is not in the desired state' { It 'Should return the desired state as absent' { $result = Get-TargetResource @testParameters $result.Ensure | Should -Be 'Absent' } It 'Should return the same values as passed as parameters' { $result = Get-TargetResource @testParameters $result.SQLServer | Should -Be $testParameters.SQLServer $result.SQLInstanceName | Should -Be $testParameters.SQLInstanceName } It 'Should not return any values in the properties for the endpoint' { $result = Get-TargetResource @testParameters $result.EndpointName | Should -Be '' $result.Port | Should -Be '' $result.IpAddress | Should -Be '' } It 'Should call the mock function Connect-SQL' { Get-TargetResource @testParameters | Out-Null Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } } # Make sure the mock do return the correct endpoint $mockDynamicEndpointName = $mockEndpointName Context 'When the system is in the desired state' { It 'Should return the desired state as present' { $result = Get-TargetResource @testParameters $result.Ensure | Should -Be 'Present' } It 'Should return the same values as passed as parameters' { $result = Get-TargetResource @testParameters $result.SQLServer | Should -Be $testParameters.SQLServer $result.SQLInstanceName | Should -Be $testParameters.SQLInstanceName $result.EndpointName | Should -Be $testParameters.EndpointName $result.Port | Should -Be $mockEndpointListenerPort $result.IpAddress | Should -Be $mockEndpointListenerIpAddress } It 'Should call the mock function Connect-SQL' { $result = Get-TargetResource @testParameters Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } # Make sure the mock return the endpoint with wrong endpoint type $mockDynamicEndpointType = $mockOtherEndpointType Context 'When endpoint exist but with wrong endpoint type' { It 'Should throw the correct error' { { Get-TargetResource @testParameters } | Should -Throw 'Endpoint ''DefaultEndpointMirror'' does exist, but it is not of type ''DatabaseMirroring''.' } } # Make sure the mock return the endpoint with correct endpoint type $mockDynamicEndpointType = $mockEndpointType } Context 'When Connect-SQL returns nothing' { It 'Should throw the correct error' { Mock -CommandName Connect-SQL -MockWith { return $null } { Get-TargetResource @testParameters } | Should -Throw 'Was unable to connect to the instance ''localhost\INSTANCE1''' } } Assert-VerifiableMock } Describe 'MSFT_xSQLServerEndpoint\Test-TargetResource' -Tag 'Test' { BeforeEach { $testParameters = $defaultParameters.Clone() Mock -CommandName Connect-SQL -MockWith $mockConnectSql -Verifiable } Context 'When the system is not in the desired state' { # Make sure the mock does not return the correct endpoint $mockDynamicEndpointName = $mockOtherEndpointName It 'Should return that desired state is absent when wanted desired state is to be Present (using default values)' { $testParameters.Add('Ensure', 'Present') $result = Test-TargetResource @testParameters $result | Should -Be $false Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } It 'Should return that desired state is absent when wanted desired state is to be Present (setting all parameters)' { $testParameters.Add('Ensure', 'Present') $testParameters.Add('Port', $mockEndpointListenerPort) $testParameters.Add('IpAddress', $mockEndpointListenerIpAddress) $result = Test-TargetResource @testParameters $result | Should -Be $false Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } # Make sure the mock do return the correct endpoint $mockDynamicEndpointName = $mockEndpointName It 'Should return that desired state is absent when wanted desired state is to be Absent' { $testParameters.Add('Ensure', 'Absent') $result = Test-TargetResource @testParameters $result | Should -Be $false Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } # Make sure the mock do return the correct endpoint, but does not return the correct endpoint listener port $mockDynamicEndpointName = $mockEndpointName $mockDynamicEndpointListenerPort = $mockOtherEndpointListenerPort Context 'When listener port is not in desired state' { It 'Should return that desired state is absent' { $testParameters.Add('Ensure', 'Present') $testParameters.Add('Port', $mockEndpointListenerPort) $result = Test-TargetResource @testParameters $result | Should -Be $false Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } } # Make sure the mock do return the correct endpoint listener port $mockDynamicEndpointListenerPort = $mockEndpointListenerPort # Make sure the mock do return the correct endpoint, but does not return the correct endpoint listener IP address $mockDynamicEndpointName = $mockEndpointName $mockDynamicEndpointListenerIpAddress = $mockOtherEndpointListenerIpAddress Context 'When listener IP address is not in desired state' { It 'Should return that desired state is absent' { $testParameters.Add('Ensure', 'Present') $testParameters.Add('IpAddress', $mockEndpointListenerIpAddress) $result = Test-TargetResource @testParameters $result | Should -Be $false Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } } # Make sure the mock do return the correct endpoint listener IP address $mockDynamicEndpointListenerIpAddress = $mockEndpointListenerIpAddress } Context 'When the system is in the desired state' { # Make sure the mock do return the correct endpoint $mockDynamicEndpointName = $mockEndpointName It 'Should return that desired state is present when wanted desired state is to be Present (using default values)' { $result = Test-TargetResource @testParameters $result | Should -Be $true Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } # Make sure the mock does not return the correct endpoint $mockDynamicEndpointName = $mockOtherEndpointName It 'Should return that desired state is present when wanted desired state is to be Absent' { $testParameters.Add('Ensure', 'Absent') $result = Test-TargetResource @testParameters $result | Should -Be $true Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } } Assert-VerifiableMock } Describe 'MSFT_xSQLServerEndpoint\Set-TargetResource' -Tag 'Set' { BeforeEach { $testParameters = $defaultParameters.Clone() Mock -CommandName Connect-SQL -MockWith $mockConnectSql -Verifiable Mock -CommandName New-Object -MockWith $mockNewObjectEndPoint -ParameterFilter $mockNewObjectEndPoint_ParameterFilter -Verifiable } Context 'When the system is not in the desired state' { # Make sure the mock do return the correct endpoint $mockDynamicEndpointName = $mockEndpointName # Set all method call tests variables to $false $script:mockMethodCreateRan = $false $script:mockMethodStartRan = $false $script:mockMethodAlterRan = $false $script:mockMethodDropRan = $false # Set what the expected endpoint name should be when Create() method is called. $mockExpectedNameWhenCallingMethod = $mockEndpointName It 'Should call the the method Create when desired state is to be Present (using default values)' { Mock -CommandName Get-TargetResource -MockWith { return @{ Ensure = 'Absent' } } -Verifiable { Set-TargetResource @testParameters } | Should -Not -Throw $script:mockMethodCreateRan | Should -Be $true $script:mockMethodStartRan | Should -Be $true $script:mockMethodAlterRan | Should -Be $false $script:mockMethodDropRan | Should -Be $false Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } # Set all method call tests variables to $false $script:mockMethodCreateRan = $false $script:mockMethodStartRan = $false $script:mockMethodAlterRan = $false $script:mockMethodDropRan = $false # Set what the expected endpoint name should be when Create() method is called. $mockExpectedNameWhenCallingMethod = $mockEndpointName It 'Should call the the method Create when desired state is to be Present (setting all parameters)' { Mock -CommandName Get-TargetResource -MockWith { return @{ Ensure = 'Absent' } } -Verifiable $testParameters.Add('Ensure', 'Present') $testParameters.Add('Port', $mockEndpointListenerPort) $testParameters.Add('IpAddress', $mockEndpointListenerIpAddress) { Set-TargetResource @testParameters } | Should -Not -Throw $script:mockMethodCreateRan | Should -Be $true $script:mockMethodStartRan | Should -Be $true $script:mockMethodAlterRan | Should -Be $false $script:mockMethodDropRan | Should -Be $false Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } # Set all method call tests variables to $false $script:mockMethodCreateRan = $false $script:mockMethodStartRan = $false $script:mockMethodAlterRan = $false $script:mockMethodDropRan = $false # Set what the expected endpoint name should be when Drop() method is called. $mockExpectedNameWhenCallingMethod = $mockEndpointName It 'Should call the the method Drop when desired state is to be Absent' { Mock -CommandName Get-TargetResource -MockWith { return @{ Ensure = 'Present' } } -Verifiable $testParameters.Add('Ensure', 'Absent') { Set-TargetResource @testParameters } | Should -Not -Throw $script:mockMethodCreateRan | Should -Be $false $script:mockMethodStartRan | Should -Be $false $script:mockMethodAlterRan | Should -Be $false $script:mockMethodDropRan | Should -Be $true Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } # Set all method call tests variables to $false $script:mockMethodCreateRan = $false $script:mockMethodStartRan = $false $script:mockMethodAlterRan = $false $script:mockMethodDropRan = $false # Set what the expected endpoint name should be when Alter() method is called. $mockExpectedNameWhenCallingMethod = $mockEndpointName It 'Should not call Alter method when listener port is not in desired state' { Mock -CommandName Get-TargetResource -MockWith { return @{ Ensure = 'Present' Port = $mockEndpointListenerPort IpAddress = $mockEndpointListenerIpAddress } } -Verifiable $testParameters.Add('Ensure', 'Present') $testParameters.Add('Port', $mockOtherEndpointListenerPort) $testParameters.Add('IpAddress', $mockEndpointListenerIpAddress) { Set-TargetResource @testParameters } | Should -Not -Throw $script:mockMethodCreateRan | Should -Be $false $script:mockMethodStartRan | Should -Be $false $script:mockMethodAlterRan | Should -Be $true $script:mockMethodDropRan | Should -Be $false Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } # Set all method call tests variables to $false $script:mockMethodCreateRan = $false $script:mockMethodStartRan = $false $script:mockMethodAlterRan = $false $script:mockMethodDropRan = $false # Set what the expected endpoint name should be when Alter() method is called. $mockExpectedNameWhenCallingMethod = $mockEndpointName It 'Should not call Alter method when listener IP address is not in desired state' { Mock -CommandName Get-TargetResource -MockWith { return @{ Ensure = 'Present' Port = $mockEndpointListenerPort IpAddress = $mockEndpointListenerIpAddress } } -Verifiable $testParameters.Add('Ensure', 'Present') $testParameters.Add('Port', $mockEndpointListenerPort) $testParameters.Add('IpAddress', $mockOtherEndpointListenerIpAddress) { Set-TargetResource @testParameters } | Should -Not -Throw $script:mockMethodCreateRan | Should -Be $false $script:mockMethodStartRan | Should -Be $false $script:mockMethodAlterRan | Should -Be $true $script:mockMethodDropRan | Should -Be $false Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } # Make sure the mock does not return the correct endpoint $mockDynamicEndpointName = $mockOtherEndpointName Context 'When endpoint is missing when Ensure is set to Present' { It 'Should throw the correct error' { Mock -CommandName Get-TargetResource -MockWith { return @{ Ensure = 'Present' Port = $mockEndpointListenerPort IpAddress = $mockEndpointListenerIpAddress } } -Verifiable { Set-TargetResource @testParameters } | Should -Throw 'Endpoint ''DefaultEndpointMirror'' does not exist' } } Context 'When endpoint is missing when Ensure is set to Absent' { It 'Should throw the correct error' { Mock -CommandName Get-TargetResource -MockWith { return @{ Ensure = 'Present' Port = $mockEndpointListenerPort IpAddress = $mockEndpointListenerIpAddress } } -Verifiable $testParameters.Add('Ensure', 'Absent') { Set-TargetResource @testParameters } | Should -Throw 'Endpoint ''DefaultEndpointMirror'' does not exist' } } Context 'When Connect-SQL returns nothing' { It 'Should throw the correct error' { Mock -CommandName Get-TargetResource -MockWith {} -Verifiable Mock -CommandName Connect-SQL -MockWith { return $null } { Set-TargetResource @testParameters } | Should -Throw 'Was unable to connect to the instance ''localhost\INSTANCE1''' } } } Context 'When the system is in the desired state' { # Make sure the mock do return the correct endpoint $mockDynamicEndpointName = $mockEndpointName $mockDynamicEndpointListenerPort = $mockEndpointListenerPort $mockDynamicEndpointListenerIpAddress = $mockEndpointListenerIpAddress # Set all method call tests variables to $false $script:mockMethodCreateRan = $false $script:mockMethodStartRan = $false $script:mockMethodAlterRan = $false $script:mockMethodDropRan = $false It 'Should not call any methods when desired state is already Present' { Mock -CommandName Get-TargetResource -MockWith { return @{ Ensure = 'Present' Port = $mockEndpointListenerPort IpAddress = $mockEndpointListenerIpAddress } } -Verifiable $testParameters.Add('Ensure', 'Present') $testParameters.Add('Port', $mockEndpointListenerPort) $testParameters.Add('IpAddress', $mockEndpointListenerIpAddress) { Set-TargetResource @testParameters } | Should -Not -Throw $script:mockMethodCreateRan | Should -Be $false $script:mockMethodStartRan | Should -Be $false $script:mockMethodAlterRan | Should -Be $false $script:mockMethodDropRan | Should -Be $false Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } # Make sure the mock does not return the correct endpoint $mockDynamicEndpointName = $mockOtherEndpointName # Set all method call tests variables to $false $script:mockMethodCreateRan = $false $script:mockMethodStartRan = $false $script:mockMethodAlterRan = $false $script:mockMethodDropRan = $false It 'Should not call any methods when desired state is already Absent' { Mock -CommandName Get-TargetResource -MockWith { return @{ Ensure = 'Absent' } } -Verifiable $testParameters.Add('Ensure', 'Absent') { Set-TargetResource @testParameters } | Should -Not -Throw $script:mockMethodCreateRan | Should -Be $false $script:mockMethodStartRan | Should -Be $false $script:mockMethodAlterRan | Should -Be $false $script:mockMethodDropRan | Should -Be $false Assert-MockCalled Connect-SQL -Exactly -Times 1 -Scope It } } # Make sure the mock do return the correct endpoint $mockDynamicEndpointName = $mockEndpointName $mockExpectedNameWhenCallingMethod = $mockOtherEndpointName Context 'Testing mocks' { Context 'When mocked Create() method is called with the wrong endpoint name' { It 'Should throw the correct error' { Mock -CommandName Get-TargetResource -MockWith { return @{ Ensure = 'Absent' } } -Verifiable { Set-TargetResource @testParameters } | Should -Throw 'Exception calling "Create" with "0" argument(s): "Called mocked Create() method on and endpoint with wrong name. Expected ''UnknownEndpoint''. But was ''DefaultEndpointMirror''."' } } Context 'When mocked Drop() method is called with the wrong endpoint name' { It 'Should throw the correct error' { Mock -CommandName Get-TargetResource -MockWith { return @{ Ensure = 'Present' } } -Verifiable $testParameters.Add('Ensure', 'Absent') { Set-TargetResource @testParameters } | Should -Throw 'Exception calling "Drop" with "0" argument(s): "Called mocked Drop() method on and endpoint with wrong name. Expected ''UnknownEndpoint''. But was ''DefaultEndpointMirror''."' } } Context 'When mocked Alter() method is called with the wrong endpoint name' { It 'Should throw the correct error' { Mock -CommandName Get-TargetResource -MockWith { return @{ Ensure = 'Present' Port = $mockEndpointListenerPort IpAddress = $mockEndpointListenerIpAddress } } -Verifiable $testParameters.Add('Ensure', 'Present') $testParameters.Add('Port', $mockOtherEndpointListenerPort) $testParameters.Add('IpAddress', $mockEndpointListenerIpAddress) { Set-TargetResource @testParameters } | Should -Throw 'Exception calling "Alter" with "0" argument(s): "Called mocked Alter() method on and endpoint with wrong name. Expected ''UnknownEndpoint''. But was ''DefaultEndpointMirror''."' } } } Assert-VerifiableMock } } } finally { Invoke-TestCleanup } |