Tests/Unit/MSFT_xVirtualMemory.Tests.ps1
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#region HEADER $script:DSCModuleName = 'xComputerManagement' $script:DSCResourceName = 'MSFT_xVirtualMemory' Import-Module -Name (Join-Path -Path (Join-Path -Path (Split-Path $PSScriptRoot -Parent) -ChildPath 'TestHelpers') -ChildPath 'CommonTestHelper.psm1') -Global # 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 -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 HEADER function Invoke-TestSetup { } function Invoke-TestCleanup { Restore-TestEnvironment -TestEnvironment $TestEnvironment } # Begin Testing try { Invoke-TestSetup InModuleScope 'MSFT_xVirtualMemory' { <# Remove-CimInstance overridden to enable PSObject to be passed to mocked version. #> function Remove-CimInstance { param ( $InputObject ) } $testDrive = 'K:' $testInitialSize = 10 $testMaximumSize = 20 $testPageFileName = "$testDrive\pagefile.sys" $mockGetDriveInfo = { [PSObject] @{ Name = "$testDrive\" } } $mockAutomaticPagefileEnabled = { [PSObject] @{ AutomaticManagedPageFile = $true Name = $testPageFileName } } $mockAutomaticPagefileDisabled = { [PSObject] @{ AutomaticManagedPageFile = $false Name = $testPageFileName } } $mockPageFileSetting = { [PSObject] @{ Name = $testPageFileName InitialSize = $testInitialSize MaximumSize = $testMaximumSize } } $parameterFilterGetPageFileSetting = { $Drive -eq $testDrive } $parameterFilterSetPageFileSetting = { $Namespace -eq 'root\cimv2' -and ` $Query -eq "Select * from Win32_PageFileSetting where SettingID='pagefile.sys @ $testDrive'" -and ` $Property.InitialSize -eq $testInitialSize -and ` $Property.MaximumSize -eq $testMaximumSize } $parameterFilterEnableAutoManagePaging = { $Namespace -eq 'root\cimv2' -and ` $Query -eq 'Select * from Win32_ComputerSystem' -and ` $Property.AutomaticManagedPageFile -eq $True } $parameterFilterDisableAutoManagePaging = { $Namespace -eq 'root\cimv2' -and ` $Query -eq 'Select * from Win32_ComputerSystem' -and ` $Property.AutomaticManagedPageFile -eq $False } $parameterFilterNewPageFileSetting = { $Namespace -eq 'root\cimv2' -and ` $ClassName -eq 'Win32_PageFileSetting' -and ` $Property.Name -eq $testPageFileName } $parameterFilterComputerSystem = { $ClassName -eq 'Win32_ComputerSystem' } $parameterFilterPageFileSetting = { $ClassName -eq 'Win32_PageFileSetting' -and ` $Filter -eq "SettingID='pagefile.sys @ $testDrive'" } Describe 'MSFT_xVirtualMemory\Get-TargetResource' { BeforeEach { $testParameters = @{ Drive = $testDrive Type = 'CustomSize' Verbose = $true } } Context 'When automatic managed page file is enabled' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileEnabled It 'Should return type set to AutoManagePagingFile' { $result = Get-TargetResource @testParameters $result.Type | Should Be 'AutoManagePagingFile' } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 } } Context 'When automatic managed page file is disabled and no page file set' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileDisabled Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting It 'Should return type set to NoPagingFile' { $result = Get-TargetResource @testParameters $result.Type | Should Be 'NoPagingFile' } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -Exactly -Times 1 } } Context 'When automatic managed page file is disabled and system managed size is set' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileDisabled Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -MockWith { [PSObject] @{ InitialSize = 0 MaximumSize = 0 Name = "$testDrive\" } } It 'Should return a expected type and drive letter' { $result = Get-TargetResource @testParameters $result.Type | Should Be 'SystemManagedSize' $result.Drive | Should Be ([System.IO.DriveInfo] $testParameters.Drive).Name } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -Exactly -Times 1 } } Context 'When automatic managed page file is disabled and custom size is set' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileDisabled Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -MockWith { [PSObject] @{ InitialSize = 10 MaximumSize = 20 Name = "$testDrive\" } } It 'Should return expected type and drive letter' { $result = Get-TargetResource @testParameters $result.Type | Should Be 'CustomSize' $result.Drive | Should Be ([System.IO.DriveInfo] $testParameters.Drive).Name } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -Exactly -Times 1 } } } Describe 'MSFT_xVirtualMemory\Set-TargetResource' { BeforeEach { <# These mocks are to handle when disk drive used for testing does not exist. #> Mock ` -CommandName Get-DriveInfo ` -ParameterFilter { $Drive -eq $testDrive } ` -MockWith $mockGetDriveInfo Mock ` -CommandName Join-Path ` -ParameterFilter { $Path -eq "$testDrive\" -and ` $ChildPath -eq 'pagefile.sys' } ` -MockWith { "$testDrive\pagefile.sys"} } Context 'When automatic managed page file should be enabled' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileDisabled Mock ` -CommandName Set-AutoManagePaging ` -ParameterFilter { $State -eq 'Enable' } It 'Should not throw an exception' { $testParameters = @{ Drive = $testDrive Type = 'AutoManagePagingFile' InitialSize = 0 MaximumSize = 0 Verbose = $true } { Set-TargetResource @testParameters } | Should Not Throw } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Set-AutoManagePaging ` -ParameterFilter { $State -eq 'Enable' } ` -Exactly -Times 1 } } Context 'CustomSize is required' { Context 'When automatic managed page file is enabled and no page file set' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileEnabled Mock ` -CommandName Set-AutoManagePaging ` -ParameterFilter { $State -eq 'Disable' } Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } Mock ` -CommandName New-PageFile ` -ParameterFilter { $PageFileName -eq $testPageFileName } Mock ` -CommandName Set-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive -and ` $InitialSize -eq $testInitialSize -and ` $MaximumSize -eq $testMaximumSize } It 'Should not throw an exception' { $testParameters = @{ Drive = $testDrive Type = 'CustomSize' InitialSize = $testInitialSize MaximumSize = $testMaximumSize Verbose = $true } { Set-TargetResource @testParameters } | Should Not Throw } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Set-AutoManagePaging ` -ParameterFilter { $State -eq 'Disable' } ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } ` -Exactly -Times 1 Assert-MockCalled ` -CommandName New-PageFile ` -ParameterFilter { $PageFileName -eq $testPageFileName } ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Set-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive -and ` $InitialSize -eq $testInitialSize -and ` $MaximumSize -eq $testMaximumSize } ` -Exactly -Times 1 } } Context 'When automatic managed page file is enabled and page file is set' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileEnabled Mock ` -CommandName Set-AutoManagePaging ` -ParameterFilter { $State -eq 'Disable' } Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } ` -MockWith $mockPageFileSetting Mock ` -CommandName New-PageFile ` -ParameterFilter { $PageFileName -eq $testPageFileName } Mock ` -CommandName Set-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive -and ` $InitialSize -eq $testInitialSize -and ` $MaximumSize -eq $testMaximumSize } It 'Should not throw an exception' { $testParameters = @{ Drive = $testDrive Type = 'CustomSize' InitialSize = $testInitialSize MaximumSize = $testMaximumSize Verbose = $true } { Set-TargetResource @testParameters } | Should Not Throw } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Set-AutoManagePaging ` -ParameterFilter { $State -eq 'Disable' } ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } ` -Exactly -Times 1 Assert-MockCalled ` -CommandName New-PageFile ` -ParameterFilter { $PageFileName -eq $testPageFileName } ` -Exactly -Times 0 Assert-MockCalled ` -CommandName Set-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive -and ` $InitialSize -eq $testInitialSize -and ` $MaximumSize -eq $testMaximumSize } ` -Exactly -Times 1 } } Context 'SystemManagedSize is required' { Context 'When automatic managed page file is enabled and no page file set' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileEnabled Mock ` -CommandName Set-AutoManagePaging ` -ParameterFilter { $State -eq 'Disable' } Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } Mock ` -CommandName New-PageFile ` -ParameterFilter { $PageFileName -eq $testPageFileName } Mock ` -CommandName Set-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } It 'Should not throw an exception' { $testParameters = @{ Drive = $testDrive Type = 'SystemManagedSize' Verbose = $true } { Set-TargetResource @testParameters } | Should Not Throw } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Set-AutoManagePaging ` -ParameterFilter { $State -eq 'Disable' } ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } ` -Exactly -Times 1 Assert-MockCalled ` -CommandName New-PageFile ` -ParameterFilter { $PageFileName -eq $testPageFileName } ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Set-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } ` -Exactly -Times 1 } } } Context 'When automatic managed page file is enabled and page file is set' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileEnabled Mock ` -CommandName Set-AutoManagePaging ` -ParameterFilter { $State -eq 'Disable' } Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } ` -MockWith $mockPageFileSetting Mock ` -CommandName New-PageFile ` -ParameterFilter { $PageFileName -eq $testPageFileName } Mock ` -CommandName Set-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } It 'Should not throw an exception' { $testParameters = @{ Drive = $testDrive Type = 'SystemManagedSize' Verbose = $true } { Set-TargetResource @testParameters } | Should Not Throw } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Set-AutoManagePaging ` -ParameterFilter { $State -eq 'Disable' } ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } ` -Exactly -Times 1 Assert-MockCalled ` -CommandName New-PageFile ` -ParameterFilter { $PageFileName -eq $testPageFileName } ` -Exactly -Times 0 Assert-MockCalled ` -CommandName Set-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } ` -Exactly -Times 1 } } Context 'NoPagingFile is required' { Context 'When automatic managed page file is enabled and no page file set' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileEnabled Mock ` -CommandName Set-AutoManagePaging ` -ParameterFilter { $State -eq 'Disable' } Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } Mock ` -CommandName Remove-CimInstance It 'Should not throw an exception' { $testParameters = @{ Drive = $testDrive Type = 'NoPagingFile' Verbose = $true } { Set-TargetResource @testParameters } | Should Not Throw } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Set-AutoManagePaging ` -ParameterFilter { $State -eq 'Disable' } ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Remove-CimInstance ` -Exactly -Times 0 } } } Context 'When automatic managed page file is enabled and page file is set' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileEnabled Mock ` -CommandName Set-AutoManagePaging ` -ParameterFilter { $State -eq 'Disable' } Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } ` -MockWith $mockPageFileSetting Mock ` -CommandName Remove-CimInstance It 'Should not throw an exception' { $testParameters = @{ Drive = $testDrive Type = 'NoPagingFile' Verbose = $true } { Set-TargetResource @testParameters } | Should Not Throw } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Set-AutoManagePaging ` -ParameterFilter { $State -eq 'Disable' } ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter { $Drive -eq $testDrive } ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Remove-CimInstance ` -Exactly -Times 1 } } } } Describe 'MSFT_xVirtualMemory\Test-TargetResource' { Context 'In desired state' { Context 'When automatic managed page file is enabled' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileEnabled It 'Should return true' { $testParameters = @{ Drive = $testDrive Type = 'AutoManagePagingFile' InitialSize = 0 MaximumSize = 0 Verbose = $true } $result = Test-TargetResource @testParameters $result | Should Be $true } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 } } Context 'When automatic managed page file is disabled and no page file set' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileDisabled Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting It 'Should return true' { $testParameters = @{ Drive = $testDrive Type = 'NoPagingFile' InitialSize = 0 MaximumSize = 0 Verbose = $true } $result = Test-TargetResource @testParameters $result | Should Be $true } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -Exactly -Times 1 } } Context 'When automatic managed page file is disabled and system managed size is set' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileDisabled Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -MockWith { [PSObject] @{ InitialSize = 0 MaximumSize = 0 Name = "$testDrive\" } } It 'Should return true' { $testParameters = @{ Drive = $testDrive Type = 'SystemManagedSize' InitialSize = 0 MaximumSize = 0 Verbose = $true } $result = Test-TargetResource @testParameters $result | Should Be $true } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -Exactly -Times 1 } } Context 'When automatic managed page file is disabled and custom size is set' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileDisabled Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -MockWith { [PSObject] @{ InitialSize = $testInitialSize MaximumSize = $testMaximumSize Name = "$testDrive\" } } It 'Should return true' { $testParameters = @{ Drive = $testDrive Type = 'CustomSize' InitialSize = $testInitialSize MaximumSize = $testMaximumSize Verbose = $true } $result = Test-TargetResource @testParameters $result | Should Be $true } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -Exactly -Times 1 } } } Context 'Not in desired state' { Context 'When automatic managed page file is enabled' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileDisabled It 'Should return false' { $testParameters = @{ Drive = $testDrive Type = 'AutoManagePagingFile' InitialSize = 0 MaximumSize = 0 Verbose = $true } $result = Test-TargetResource @testParameters $result | Should Be $false } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 } } Context 'When automatic managed page file is disabled and no page file set' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileDisabled Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -MockWith { [PSObject] @{ InitialSize = $testInitialSize MaximumSize = $testMaximumSize Name = "$testDrive\" } } It 'Should return false' { $testParameters = @{ Drive = $testDrive Type = 'NoPagingFile' InitialSize = 0 MaximumSize = 0 Verbose = $true } $result = Test-TargetResource @testParameters $result | Should Be $false } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -Exactly -Times 1 } } Context 'When automatic managed page file is disabled and system managed size is set' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileDisabled Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -MockWith { [PSObject] @{ InitialSize = $testInitialSize MaximumSize = $testMaximumSize Name = "$testDrive\" } } It 'Should return false' { $testParameters = @{ Drive = $testDrive Type = 'SystemManagedSize' InitialSize = 0 MaximumSize = 0 Verbose = $true } $result = Test-TargetResource @testParameters $result | Should Be $false } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -Exactly -Times 1 } } Context 'When automatic managed page file is disabled and custom size is set and initial size differs' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileDisabled Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -MockWith { [PSObject] @{ InitialSize = $testInitialSize MaximumSize = $testMaximumSize Name = "$testDrive\" } } It 'Should return false' { $testParameters = @{ Drive = $testDrive Type = 'CustomSize' InitialSize = $testInitialSize + 10 MaximumSize = $testMaximumSize Verbose = $true } $result = Test-TargetResource @testParameters $result | Should Be $false } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -Exactly -Times 1 } } Context 'When automatic managed page file is disabled and custom size is set and maximum size differs' { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -MockWith $mockAutomaticPagefileDisabled Mock ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -MockWith { [PSObject] @{ InitialSize = $testInitialSize MaximumSize = $testMaximumSize Name = "$testDrive\" } } It 'Should return false' { $testParameters = @{ Drive = $testDrive Type = 'CustomSize' InitialSize = $testInitialSize MaximumSize = $testMaximumSize + 10 Verbose = $true } $result = Test-TargetResource @testParameters $result | Should Be $false } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterComputerSystem ` -Exactly -Times 1 Assert-MockCalled ` -CommandName Get-PageFileSetting ` -ParameterFilter $parameterFilterGetPageFileSetting ` -Exactly -Times 1 } } } Describe 'MSFT_xVirtualMemory\Get-PageFileSetting' { Context "Page file defined on drive $testDrive" { Mock ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterPageFileSetting ` -MockWith { [PSObject] @{ InitialSize = $testInitialSize MaximumSize = $testMaximumSize Name = "$testDrive\" } } It 'Should return the expected object' { $result = Get-PageFileSetting -Drive $testDrive -Verbose $result.InitialSize | Should Be $testInitialSize $result.MaximumSize | Should Be $testMaximumSize $result.Name | Should Be "$testDrive\" } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Get-CimInstance ` -ParameterFilter $parameterFilterPageFileSetting ` -Exactly -Times 1 } } } Describe 'MSFT_xVirtualMemory\Set-PageFileSetting' { Context "Set page file settings on drive $testDrive" { Mock ` -CommandName Set-CimInstance ` -ParameterFilter $parameterFilterSetPageFileSetting It 'Should not throw an exception' { { Set-PageFileSetting ` -Drive $testDrive ` -InitialSize $testInitialSize ` -MaximumSize $testMaximumSize ` -Verbose } | Should Not Throw } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Set-CimInstance ` -ParameterFilter $parameterFilterSetPageFileSetting ` -Exactly -Times 1 } } } Describe 'MSFT_xVirtualMemory\Set-AutoManagePaging' { Context "Enable auto managed page file" { Mock ` -CommandName Set-CimInstance ` -ParameterFilter $parameterFilterEnableAutoManagePaging It 'Should not throw an exception' { { Set-AutoManagePaging -State Enable -Verbose } | Should Not Throw } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Set-CimInstance ` -ParameterFilter $parameterFilterEnableAutoManagePaging ` -Exactly -Times 1 } } Context "Disable auto managed page file" { Mock ` -CommandName Set-CimInstance ` -ParameterFilter $parameterFilterDisableAutoManagePaging It 'Should not throw an exception' { { Set-AutoManagePaging -State Disable -Verbose } | Should Not Throw } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName Set-CimInstance ` -ParameterFilter $parameterFilterDisableAutoManagePaging ` -Exactly -Times 1 } } } Describe 'MSFT_xVirtualMemory\New-PageFile' { Context "Create a new page file" { Mock ` -CommandName New-CimInstance ` -ParameterFilter $parameterFilterNewPageFileSetting It 'Should not throw an exception' { { New-PageFile -PageFileName $testPageFileName -Verbose } | Should Not Throw } It 'Should call the correct mocks' { Assert-MockCalled ` -CommandName New-CimInstance ` -ParameterFilter $parameterFilterNewPageFileSetting ` -Exactly -Times 1 } } } } } } finally { Invoke-TestCleanup } |