Tests/Unit/MSFT_WaitForVolume.Tests.ps1
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$script:DSCModuleName = 'StorageDsc' $script:DSCResourceName = 'MSFT_WaitForVolume' Import-Module -Name (Join-Path -Path (Join-Path -Path (Split-Path $PSScriptRoot -Parent) -ChildPath 'TestHelpers') -ChildPath 'CommonTestHelper.psm1') -Global #region HEADER # Unit Test Template Version: 1.1.0 [System.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 'DSCResource.Tests\TestHelper.psm1') -Force $TestEnvironment = Initialize-TestEnvironment ` -DSCModuleName $script:DSCModuleName ` -DSCResourceName $script:DSCResourceName ` -TestType Unit #endregion HEADER # Begin Testing try { #region Pester Tests # The InModuleScope command allows you to perform white-box unit testing on the internal # (non-exported) code of a Script Module. InModuleScope $script:DSCResourceName { #region Pester Test Initialization $mockedDriveC = [pscustomobject] @{ DriveLetter = 'C' } $driveCParameters = @{ DriveLetter = 'C' RetryIntervalSec = 5 RetryCount = 20 } #endregion #region Function Get-TargetResource Describe "MSFT_WaitForVolume\Get-TargetResource" { $resource = Get-TargetResource @driveCParameters -Verbose It "DriveLetter Should Be $($driveCParameters.DriveLetter)" { $resource.DriveLetter | Should -Be $driveCParameters.DriveLetter } It "RetryIntervalSec Should Be $($driveCParameters.RetryIntervalSec)" { $resource.RetryIntervalSec | Should -Be $driveCParameters.RetryIntervalSec } It "RetryIntervalSec Should Be $($driveCParameters.RetryCount)" { $resource.RetryCount | Should -Be $driveCParameters.RetryCount } It 'the correct mocks were called' { Assert-VerifiableMock } } #endregion #region Function Set-TargetResource Describe 'MSFT_WaitForVolume\Set-TargetResource' { Mock Start-Sleep Mock Get-PSDrive Context 'drive C is ready' { # verifiable (Should Be called) mocks Mock Get-Volume -MockWith { return $mockedDriveC } -Verifiable It 'Should not throw an exception' { { Set-targetResource @driveCParameters -Verbose } | Should -Not -Throw } It 'the correct mocks were called' { Assert-VerifiableMock Assert-MockCalled -CommandName Start-Sleep -Times 0 Assert-MockCalled -CommandName Get-PSDrive -Times 0 Assert-MockCalled -CommandName Get-Volume -Times 1 } } Context 'drive C does not become ready' { # verifiable (Should Be called) mocks Mock Get-Volume -MockWith { } -Verifiable $errorRecord = Get-InvalidOperationRecord ` -Message $($LocalizedData.VolumeNotFoundAfterError ` -f $driveCParameters.DriveLetter,$driveCParameters.RetryCount) It 'should throw VolumeNotFoundAfterError' { { Set-targetResource @driveCParameters -Verbose } | Should -Throw $errorRecord } It 'the correct mocks were called' { Assert-VerifiableMock Assert-MockCalled -CommandName Start-Sleep -Times $driveCParameters.RetryCount Assert-MockCalled -CommandName Get-PSDrive -Times $driveCParameters.RetryCount Assert-MockCalled -CommandName Get-Volume -Times $driveCParameters.RetryCount } } } #endregion #region Function Test-TargetResource Describe 'MSFT_WaitForVolume\Test-TargetResource' { Mock Get-PSDrive Context 'drive C is ready' { # verifiable (Should Be called) mocks Mock Get-Volume -MockWith { return $mockedDriveC } -Verifiable $script:result = $null It 'calling test Should Not Throw' { { $script:result = Test-TargetResource @driveCParameters -Verbose } | Should -Not -Throw } It "result Should Be true" { $script:result | Should -Be $true } It "the correct mocks were called" { Assert-VerifiableMock Assert-MockCalled -CommandName Get-PSDrive -Times 1 Assert-MockCalled -CommandName Get-Volume -Times 1 } } Context 'drive C is not ready' { # verifiable (Should Be called) mocks Mock Get-Volume -MockWith { } -Verifiable $script:result = $null It 'calling test Should Not Throw' { { $script:result = Test-TargetResource @driveCParameters -Verbose } | Should -Not -Throw } It 'result Should Be false' { $script:result | Should -Be $false } It 'the correct mocks were called' { Assert-VerifiableMock Assert-MockCalled -CommandName Get-PSDrive -Times 1 Assert-MockCalled -CommandName Get-Volume -Times 1 } } } #endregion } } finally { #region FOOTER Restore-TestEnvironment -TestEnvironment $TestEnvironment #endregion } |