DSCResource.Tests/Meta.Tests.ps1
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<#
.SYNOPSIS Common tests for all resource modules in the DSC Resource Kit. #> # Suppressing this because we need to generate a mocked credentials that will be passed along to the examples that are needed in the tests. [Diagnostics.CodeAnalysis.SuppressMessageAttribute("PSAvoidUsingConvertToSecureStringWithPlainText", "")] param() Set-StrictMode -Version 'Latest' $errorActionPreference = 'Stop' $testHelperModulePath = Join-Path -Path $PSScriptRoot -ChildPath 'TestHelper.psm1' Import-Module -Name $testHelperModulePath $moduleRootFilePath = Split-Path -Path $PSScriptRoot -Parent <# This is a workaround to be able to run these common test on DscResource.Tests module, for testing itself. #> if (Test-IsRepositoryDscResourceTests) { $moduleRootFilePath = $PSScriptRoot <# Because the repository name of 'DscResource.Tests' has punctuation in the name, AppVeyor replaces that with a dash when it creates the folder structure, so the folder name becomes 'dscresource-tests'. This sets the module name to the correct name. If the name can be detected in a better way, for DscResource.Tests and all other modules, then this could be removed. #> $moduleName = 'DscResource.Tests' } else { $moduleName = (Get-Item -Path $moduleRootFilePath).Name } $dscResourcesFolderFilePath = Join-Path -Path $moduleRootFilePath -ChildPath 'DscResources' # Identify the repository root path of the resource module $repoRootPath = $moduleRootFilePath $repoRootPathFound = $false while (-not $repoRootPathFound ` -and -not ([String]::IsNullOrEmpty((Split-Path -Path $repoRootPath -Parent)))) { if (Get-ChildItem -Path $repoRootPath -Filter '.git' -Directory -Force) { $repoRootPathFound = $true break } else { $repoRootPath = Split-Path -Path $repoRootPath -Parent } } if (-not $repoRootPathFound) { Write-Warning -Message ('The root folder of the DSC Resource repository could ' + ` 'not be located. This may prevent some markdown files from being checked for ' + ` 'errors. Please ensure this repository has been cloned using Git.') $repoRootPath = $moduleRootFilePath } $testOptInFilePath = Join-Path -Path $repoRootPath -ChildPath '.MetaTestOptIn.json' # .MetaTestOptIn.json should be in the following format # [ # "Common Tests - Validate Module Files", # "Common Tests - Validate Markdown Files", # "Common Tests - Validate Example Files", # "Common Tests - Validate Script Files" # ] $optIns = @() if (Test-Path $testOptInFilePath) { $optIns = Get-Content -LiteralPath $testOptInFilePath | ConvertFrom-Json } Describe 'Common Tests - Relative Path Length' { $optIn = Get-PesterDescribeOptInStatus -OptIns $optIns Context -Name 'When the resource should be used to compile a configuration in Azure Automation' { <# 129 characters is the current maximum for a relative path to be able to compile configurations in Azure Automation. #> $fullPathHardLimit = 129 $allModuleFiles = Get-ChildItem -Path $moduleRootFilePath -Recurse $allModuleFiles = $allModuleFiles | Where-Object -FilterScript { # Skip all files under DscResource.Tests. $_.FullName -notmatch 'DscResource\.Tests' } $testCaseModuleFile = @() $allModuleFiles | ForEach-Object -Process { $testCaseModuleFile += @( @{ FullRelativePath = $_.FullName -replace ($moduleRootFilePath -replace '\\', '\\') } ) } It 'The length of the relative full path <FullRelativePath> should not exceed the max hard limit' -TestCases $testCaseModuleFile -Skip:(!$optIn) { param ( [Parameter()] [System.String] $FullRelativePath ) $FullRelativePath.Length | Should -Not -BeGreaterThan $fullPathHardLimit } } } Describe 'Common Tests - File Formatting' { $textFiles = Get-TextFilesList $moduleRootFilePath It "Should not contain any files with Unicode file encoding" { $containsUnicodeFile = $false foreach ($textFile in $textFiles) { if (Test-FileInUnicode $textFile) { if ($textFile.Extension -ieq '.mof') { Write-Warning -Message "File $($textFile.FullName) should be converted to ASCII. Use fixer function 'Get-UnicodeFilesList `$pwd | ConvertTo-ASCII'." } else { Write-Warning -Message "File $($textFile.FullName) should be converted to UTF-8. Use fixer function 'Get-UnicodeFilesList `$pwd | ConvertTo-UTF8'." } $containsUnicodeFile = $true } } $containsUnicodeFile | Should -Be $false } It 'Should not contain any files with tab characters' { $containsFileWithTab = $false foreach ($textFile in $textFiles) { $fileName = $textFile.FullName $fileContent = Get-Content -Path $fileName -Raw $tabCharacterMatches = $fileContent | Select-String "`t" if ($null -ne $tabCharacterMatches) { Write-Warning -Message "Found tab character(s) in $fileName." $containsFileWithTab = $true } } $containsFileWithTab | Should -Be $false } It 'Should not contain empty files' { $containsEmptyFile = $false foreach ($textFile in $textFiles) { $fileContent = Get-Content -Path $textFile.FullName -Raw if ([String]::IsNullOrWhiteSpace($fileContent)) { Write-Warning -Message "File $($textFile.FullName) is empty. Please remove this file." $containsEmptyFile = $true } } $containsEmptyFile | Should -Be $false } It 'Should not contain files without a newline at the end' { $containsFileWithoutNewLine = $false foreach ($textFile in $textFiles) { $fileContent = Get-Content -Path $textFile.FullName -Raw if (-not [String]::IsNullOrWhiteSpace($fileContent) -and $fileContent[-1] -ne "`n") { if (-not $containsFileWithoutNewLine) { Write-Warning -Message 'Each file must end with a new line.' } Write-Warning -Message "$($textFile.FullName) does not end with a new line. Use fixer function 'Add-NewLine'" $containsFileWithoutNewLine = $true } } $containsFileWithoutNewLine | Should -Be $false } Context 'When repository contains markdown files' { $markdownFileExtensions = @('.md') $markdownFiles = $textFiles | Where-Object { $markdownFileExtensions -contains $_.Extension } foreach ($markdownFile in $markdownFiles) { $filePathOutputName = Get-RelativePathFromModuleRoot ` -FilePath $markdownFile.FullName ` -ModuleRootFilePath $moduleRootFilePath It ('Markdown file ''{0}'' should not have Byte Order Mark (BOM)' -f $filePathOutputName) { $markdownFileHasBom = Test-FileHasByteOrderMark -FilePath $markdownFile.FullName if ($markdownFileHasBom) { Write-Warning -Message "$filePathOutputName contain Byte Order Mark (BOM). Use fixer function 'ConvertTo-ASCII'." } $markdownFileHasBom | Should -Be $false } } } } Describe 'Common Tests - Validate Script Files' -Tag 'Script' { $optIn = Get-PesterDescribeOptInStatus -OptIns $optIns $scriptFilesFilterScript = { '.ps1' -eq $_.Extension } $scriptFiles = Get-TextFilesList -Root $moduleRootFilePath | Where-Object -FilterScript $scriptFilesFilterScript foreach ($scriptFile in $scriptFiles) { $filePathOutputName = Get-RelativePathFromModuleRoot ` -FilePath $scriptFile.FullName ` -ModuleRootFilePath $moduleRootFilePath Context $filePathOutputName { It ('Script file ''{0}'' should not have Byte Order Mark (BOM)' -f $filePathOutputName) -Skip:(!$optIn) { $scriptFileHasBom = Test-FileHasByteOrderMark -FilePath $scriptFile.FullName if ($scriptFileHasBom) { Write-Warning -Message "$filePathOutputName contain Byte Order Mark (BOM). Use fixer function 'ConvertTo-ASCII'." } $scriptFileHasBom | Should -Be $false } } } } Describe 'Common Tests - .psm1 File Parsing' { $psm1Files = Get-Psm1FileList -FilePath $moduleRootFilePath foreach ($psm1File in $psm1Files) { $filePathOutputName = Get-RelativePathFromModuleRoot ` -FilePath $psm1File.FullName ` -ModuleRootFilePath $moduleRootFilePath Context $filePathOutputName { It ('Module file ''{0}'' should not contain parse errors' -f $filePathOutputName) { $containsParseErrors = $false $parseErrors = Get-FileParseErrors -FilePath $psm1File.FullName if ($null -ne $parseErrors) { Write-Warning -Message "There are parse errors in $($psm1File.FullName):" Write-Warning -Message ($parseErrors | Format-List | Out-String) $containsParseErrors = $true } $containsParseErrors | Should -Be $false } } } } Describe 'Common Tests - Validate Module Files' -Tag 'Module' { $optIn = Get-PesterDescribeOptInStatus -OptIns $optIns $moduleFiles = Get-Psm1FileList -FilePath $moduleRootFilePath foreach ($moduleFile in $moduleFiles) { $filePathOutputName = Get-RelativePathFromModuleRoot ` -FilePath $moduleFile.FullName ` -ModuleRootFilePath $moduleRootFilePath Context $filePathOutputName { It ('Module file ''{0}'' should not have Byte Order Mark (BOM)' -f $filePathOutputName) -Skip:(!$optIn) { $moduleFileHasBom = Test-FileHasByteOrderMark -FilePath $moduleFile.FullName if ($moduleFileHasBom) { Write-Warning -Message "$filePathOutputName contain Byte Order Mark (BOM). Use fixer function 'ConvertTo-ASCII'." } $moduleFileHasBom | Should -Be $false } } } } Describe 'Common Tests - Module Manifest' { $containsClassResource = Test-ModuleContainsClassResource -ModulePath $moduleRootFilePath if ($containsClassResource) { $minimumPSVersion = [Version]'5.0' } else { $minimumPSVersion = [Version]'4.0' } $moduleManifestPath = Join-Path -Path $moduleRootFilePath -ChildPath "$moduleName.psd1" <# ErrorAction specified as SilentelyContinue because this call will throw an error on machines with an older PS version than the manifest requires. WMF 5.1 machines are not yet available on AppVeyor, so modules that require 5.1 (PSDscResources) would always crash this test. #> $moduleManifestProperties = Test-ModuleManifest -Path $moduleManifestPath -ErrorAction 'SilentlyContinue' It "Should contain a PowerShellVersion property of at least $minimumPSVersion based on resource types" { $moduleManifestProperties.PowerShellVersion -ge $minimumPSVersion | Should -Be $true } if ($containsClassResource) { $classResourcesInModule = Get-ClassResourceNameFromFile -FilePath $moduleRootFilePath Context 'Requirements for manifest of module with class-based resources' { foreach ($classResourceInModule in $classResourcesInModule) { It "Should explicitly export $classResourceInModule in DscResourcesToExport" { $moduleManifestProperties.ExportedDscResources -contains $classResourceInModule | Should -Be $true } It "Should include class module $classResourceInModule.psm1 in NestedModules" { $moduleManifestProperties.NestedModules.Name -contains $classResourceInModule | Should -Be $true } } } } } Describe 'Common Tests - Script Resource Schema Validation' { Import-xDscResourceDesigner $scriptResourceNames = Get-ModuleScriptResourceNames -ModulePath $moduleRootFilePath foreach ($scriptResourceName in $scriptResourceNames) { Context $scriptResourceName { $scriptResourcePath = Join-Path -Path $dscResourcesFolderFilePath -ChildPath $scriptResourceName It 'Should pass Test-xDscResource' { Test-xDscResource -Name $scriptResourcePath | Should -Be $true } It 'Should pass Test-xDscSchema' { $mofSchemaFilePath = Join-Path -Path $scriptResourcePath -ChildPath "$scriptResourceName.schema.mof" Test-xDscSchema -Path $mofSchemaFilePath | Should -Be $true } } } } <# PSSA = PS Script Analyzer The following PSSA tests will always fail if any violations are found: - Common Tests - Error-Level Script Analyzer Rules - Common Tests - Custom Script Analyzer Rules The following PSSA tests will only fail if a violation is found and a matching option is found in the opt-in file. - Common Tests - Required Script Analyzer Rules - Common Tests - Flagged Script Analyzer Rules - Common Tests - New Error-Level Script Analyzer Rules - Common Tests - Custom Script Analyzer Rules #> Describe 'Common Tests - PS Script Analyzer on Resource Files' { # PSScriptAnalyzer requires PowerShell 5.0 or higher if ($PSVersionTable.PSVersion.Major -ge 5) { Import-PSScriptAnalyzer $requiredPssaRuleNames = @( 'PSAvoidDefaultValueForMandatoryParameter', 'PSAvoidDefaultValueSwitchParameter', 'PSAvoidInvokingEmptyMembers', 'PSAvoidNullOrEmptyHelpMessageAttribute', 'PSAvoidUsingCmdletAliases', 'PSAvoidUsingComputerNameHardcoded', 'PSAvoidUsingDeprecatedManifestFields', 'PSAvoidUsingEmptyCatchBlock', 'PSAvoidUsingInvokeExpression', 'PSAvoidUsingPositionalParameters', 'PSAvoidShouldContinueWithoutForce', 'PSAvoidUsingWMICmdlet', 'PSAvoidUsingWriteHost', 'PSDSCReturnCorrectTypesForDSCFunctions', 'PSDSCStandardDSCFunctionsInResource', 'PSDSCUseIdenticalMandatoryParametersForDSC', 'PSDSCUseIdenticalParametersForDSC', 'PSMissingModuleManifestField', 'PSPossibleIncorrectComparisonWithNull', 'PSProvideCommentHelp', 'PSReservedCmdletChar', 'PSReservedParams', 'PSUseApprovedVerbs', 'PSUseCmdletCorrectly', 'PSUseOutputTypeCorrectly' ) $flaggedPssaRuleNames = @( 'PSAvoidGlobalVars', 'PSAvoidUsingConvertToSecureStringWithPlainText', 'PSAvoidUsingPlainTextForPassword', 'PSAvoidUsingUsernameAndPasswordParams', 'PSDSCUseVerboseMessageInDSCResource', 'PSShouldProcess', 'PSUseDeclaredVarsMoreThanAssigments', 'PSUsePSCredentialType' ) $ignorePssaRuleNames = @( 'PSDSCDscExamplesPresent', 'PSDSCDscTestsPresent', 'PSUseBOMForUnicodeEncodedFile', 'PSUseShouldProcessForStateChangingFunctions', 'PSUseSingularNouns', 'PSUseToExportFieldsInManifest', 'PSUseUTF8EncodingForHelpFile' ) $dscResourcesPsm1Files = Get-Psm1FileList -FilePath $dscResourcesFolderFilePath foreach ($dscResourcesPsm1File in $dscResourcesPsm1Files) { $invokeScriptAnalyzerParameters = @{ Path = $dscResourcesPsm1File.FullName ErrorAction = 'SilentlyContinue' Recurse = $true } Context $dscResourcesPsm1File.Name { It 'Should pass all error-level PS Script Analyzer rules' { $errorPssaRulesOutput = Invoke-ScriptAnalyzer @invokeScriptAnalyzerParameters -Severity 'Error' if ($null -ne $errorPssaRulesOutput) { Write-PsScriptAnalyzerWarning -PssaRuleOutput $errorPssaRulesOutput -RuleType 'Error-Level' } $errorPssaRulesOutput | Should -Be $null } It 'Should pass all required PS Script Analyzer rules' { $requiredPssaRulesOutput = Invoke-ScriptAnalyzer @invokeScriptAnalyzerParameters -IncludeRule $requiredPssaRuleNames if ($null -ne $requiredPssaRulesOutput) { Write-PsScriptAnalyzerWarning -PssaRuleOutput $requiredPssaRulesOutput -RuleType 'Required' } if ($null -ne $requiredPssaRulesOutput -and (Get-OptInStatus -OptIns $optIns -Name 'Common Tests - Required Script Analyzer Rules')) { <# If opted into 'Common Tests - Required Script Analyzer Rules' then test that there were no violations #> $requiredPssaRulesOutput | Should -Be $null } } It 'Should pass all flagged PS Script Analyzer rules' { $flaggedPssaRulesOutput = Invoke-ScriptAnalyzer @invokeScriptAnalyzerParameters -IncludeRule $flaggedPssaRuleNames if ($null -ne $flaggedPssaRulesOutput) { Write-PsScriptAnalyzerWarning -PssaRuleOutput $flaggedPssaRulesOutput -RuleType 'Flagged' } if ($null -ne $flaggedPssaRulesOutput -and (Get-OptInStatus -OptIns $optIns -Name 'Common Tests - Flagged Script Analyzer Rules')) { <# If opted into 'Common Tests - Flagged Script Analyzer Rules' then test that there were no violations #> $flaggedPssaRulesOutput | Should -Be $null } } It 'Should pass any recently-added, error-level PS Script Analyzer rules' { $knownPssaRuleNames = $requiredPssaRuleNames + $flaggedPssaRuleNames + $ignorePssaRuleNames $newErrorPssaRulesOutput = Invoke-ScriptAnalyzer @invokeScriptAnalyzerParameters -ExcludeRule $knownPssaRuleNames -Severity 'Error' if ($null -ne $newErrorPssaRulesOutput) { Write-PsScriptAnalyzerWarning -PssaRuleOutput $newErrorPssaRulesOutput -RuleType 'Recently-added' } if ($null -ne $newErrorPssaRulesOutput -and (Get-OptInStatus -OptIns $optIns -Name 'Common Tests - New Error-Level Script Analyzer Rules')) { <# If opted into 'Common Tests - New Error-Level Script Analyzer Rules' then test that there were no violations #> $newErrorPssaRulesOutput | Should -Be $null } } It 'Should not suppress any required PS Script Analyzer rules' { $requiredRuleIsSuppressed = $false $suppressedRuleNames = Get-SuppressedPSSARuleNameList -FilePath $dscResourcesPsm1File.FullName foreach ($suppressedRuleName in $suppressedRuleNames) { $suppressedRuleNameNoQuotes = $suppressedRuleName.Replace("'", '') if ($requiredPssaRuleNames -icontains $suppressedRuleNameNoQuotes) { Write-Warning -Message "The file $($dscResourcesPsm1File.Name) contains a suppression of the required PS Script Analyser rule $suppressedRuleNameNoQuotes. Please remove the rule suppression." $requiredRuleIsSuppressed = $true } } $requiredRuleIsSuppressed | Should -Be $false } It 'Should pass all custom DSC Resource Kit PSSA rules' { $customDscResourceAnalyzerRulesPath = Join-Path -Path $PSScriptRoot -ChildPath 'DscResource.AnalyzerRules' $customPssaRulesOutput = Invoke-ScriptAnalyzer @invokeScriptAnalyzerParameters ` -CustomRulePath $customDscResourceAnalyzerRulesPath ` -Severity 'Warning' if ($null -ne $customPssaRulesOutput) { Write-PsScriptAnalyzerWarning -PssaRuleOutput $customPssaRulesOutput -RuleType 'Custom DSC Resource Kit' } if ($null -ne $customPssaRulesOutput -and (Get-OptInStatus -OptIns $optIns -Name 'Common Tests - Custom Script Analyzer Rules')) { <# If opted into 'Common Tests - Custom Script Analyzer Rules' then test that there were no violations #> $customPssaRulesOutput | Should -Be $null } } } } } else { Write-Warning -Message 'PS Script Analyzer could not run on this machine. Please run tests on a machine with WMF 5.0+.' } } Describe 'Common Tests - Validate Example Files' -Tag 'Examples' { $optIn = Get-PesterDescribeOptInStatus -OptIns $optIns $examplesPath = Join-Path -Path $moduleRootFilePath -ChildPath 'Examples' if (Test-Path -Path $examplesPath) { <# For Appveyor builds copy the module to the system modules directory so it falls in to a PSModulePath folder and is picked up correctly. For a user to run the test, they need to make sure that the module exists in one of the paths in env:PSModulePath, i.e. '%USERPROFILE%\Documents\WindowsPowerShell\Modules'. No copying is done when a user runs the test, because that could potentially be destructive. #> if ($env:APPVEYOR -eq $true) { $powershellModulePath = Copy-ResourceModuleToPSModulePath -ResourceModuleName $moduleName -ModuleRootPath $moduleRootFilePath } $exampleFile = Get-ChildItem -Path (Join-Path -Path $moduleRootFilePath -ChildPath 'Examples') -Filter '*.ps1' -Recurse foreach ($exampleToValidate in $exampleFile) { $exampleDescriptiveName = Join-Path -Path (Split-Path $exampleToValidate.Directory -Leaf) -ChildPath (Split-Path $exampleToValidate -Leaf) Context -Name $exampleDescriptiveName { It "Should compile MOFs for example correctly" -Skip:(!$optIn) { { $mockPassword = ConvertTo-SecureString '&iPm%M5q3K$Hhq=wcEK' -AsPlainText -Force $mockCredential = New-Object -TypeName System.Management.Automation.PSCredential -ArgumentList @('username', $mockPassword) $mockConfigurationData = @{ AllNodes = @( @{ NodeName = 'localhost' CertificateFile = $env:DscPublicCertificatePath } ) } try { <# Set this first because it is used in the final block, and must be set otherwise it fails on not being assigned. #> $existingCommandName = $null # Get the list of additional modules required by the example $requiredModules = Get-ResourceModulesInConfiguration -ConfigurationPath $exampleToValidate.FullName | Where-Object -Property Name -ne $moduleName if ($requiredModules) { Install-DependentModule -Module $requiredModules } . $exampleToValidate.FullName <# Test for either a configuration named 'Example', or parse the name from the filename and try that as the configuration name (requirement for Azure Automation). #> $commandName = @('Example') $azureCommandName = Get-PublishFileName -Path $exampleToValidate.FullName $commandName += $azureCommandName # Get the first one that matches. $existingCommand = Get-ChildItem -Path 'function:' | Where-Object { $_.Name -in $commandName } | Select-Object -First 1 if ($existingCommand) { $existingCommandName = $existingCommand.Name $exampleCommand = Get-Command -Name $existingCommandName -ErrorAction SilentlyContinue if ($exampleCommand) { $exampleParameters = @{} # Remove any common parameters that are available. $commandParameters = $exampleCommand.Parameters.Keys | Where-Object -FilterScript { ($_ -notin [System.Management.Automation.PSCmdlet]::CommonParameters) -and ` ($_ -notin [System.Management.Automation.PSCmdlet]::OptionalCommonParameters) } foreach ($parameterName in $commandParameters) { $parameterType = $exampleCommand.Parameters[$parameterName].ParameterType.FullName <# Each credential parameter in the Example function is assigned the mocked credential. 'PsDscRunAsCredential' is not assigned because that brakes the example. #> if ($parameterName -ne 'PsDscRunAsCredential' ` -and $parameterType -eq 'System.Management.Automation.PSCredential') { $exampleParameters.Add($parameterName, $mockCredential) } else { <# Check for mandatory parameters. Assume the parameters are all in the 'all' parameter set. #> $isParameterMandatory = $exampleCommand.Parameters[$parameterName].ParameterSets['__AllParameterSets'].IsMandatory if ($isParameterMandatory) { <# Convert '1' to the type that the parameter expects. Using '1' since it can be converted to String, Numeric and Boolean. #> $exampleParameters.Add($parameterName, ('1' -as $parameterType)) } } } <# If there is a $ConfigurationData variable that was dot-sources. Then use that as the configuration data instead of the mocked configuration data. #> if (Get-Item -Path variable:ConfigurationData -ErrorAction SilentlyContinue) { # Adding certificate to the examples configuration data. foreach ($node in $ConfigurationData.AllNodes.GetEnumerator()) { if ($node.ContainsKey('PSDscAllowPlainTextPassword') -eq $true -and $node.PSDscAllowPlainTextPassword -eq $true) { Write-Warning -Message ('The example ''{0}'' is using PSDscAllowPlainTextPassword = $true in the configuration data for node name ''{1}'', this should be removed so the example is secure. PSDscAllowPlainTextPassword was overridden in the tests so the example can be tested securely.' -f $exampleDescriptiveName, $node.NodeName) # Override PSDscAllowPlainTextPassword. $node.PSDscAllowPlainTextPassword = $false } $node.CertificateFile = $env:DscPublicCertificatePath } $mockConfigurationData = $ConfigurationData } & $exampleCommand.Name @exampleParameters -ConfigurationData $mockConfigurationData -OutputPath 'TestDrive:\' -ErrorAction Continue -WarningAction SilentlyContinue | Out-Null } } else { throw "The example '$exampleDescriptiveName' does not contain a configuration named 'Example' or '$azureCommandName'." } } finally { # Remove the function we dot-sourced so next example file doesn't use the previous Example-function. if ($existingCommandName) { Remove-Item -Path "function:$existingCommandName" -ErrorAction SilentlyContinue } # Remove the variable $ConfigurationData if it existed in the file we dot-sourced so next example file doesn't use the previous examples configuration. Remove-Item -Path variable:ConfigurationData -ErrorAction SilentlyContinue } } | Should -Not -Throw } } } if ($env:APPVEYOR -eq $true) { Remove-item -Path $powershellModulePath -Recurse -Force -Confirm:$false # Restore the load of the module to ensure future tests have access to it Import-Module -Name (Join-Path -Path $moduleRootFilePath ` -ChildPath "$moduleName.psd1") ` -Global } } } Describe 'Common Tests - Validate Example Files To Be Published' -Tag 'Examples' { $optIn = Get-PesterDescribeOptInStatus -OptIns $optIns $examplesPath = Join-Path -Path $moduleRootFilePath -ChildPath 'Examples' # Due to speed, only run these test if opt-in and the examples folder exist. if ($optIn -and (Test-Path -Path $examplesPath)) { # We need helper functions from this module. Import-Module -Name (Join-Path -Path $PSScriptRoot -ChildPath 'DscResource.GalleryDeploy') <# For Appveyor builds copy the module to the system modules directory so it falls in to a PSModulePath folder and is picked up correctly. For a user to run the test, they need to make sure that the module exists in one of the paths in env:PSModulePath, i.e. '%USERPROFILE%\Documents\WindowsPowerShell\Modules'. No copying is done when a user runs the test, because that could potentially be destructive. #> if ($env:APPVEYOR -eq $true) { $powershellModulePath = Copy-ResourceModuleToPSModulePath -ResourceModuleName $moduleName -ModuleRootPath $moduleRootFilePath } Context 'When there are examples that should be published' { $exampleScriptFiles = Get-ChildItem -Path (Join-Path -Path $examplesPath -ChildPath '*Config.ps1') It 'Should not contain any duplicate GUID is script file metadata' -Skip:(!$optIn) { $exampleScriptMetadata = $exampleScriptFiles | ForEach-Object -Process { <# The cmdlet Test-ScriptFileInfo ignores the parameter ErrorAction and $ErrorActionPreference. Instead a try-catch need to be used to ignore files that does not have the correct metadata. #> try { Test-ScriptFileInfo -Path $_.FullName } catch { # Intentionally left blank. Files with missing metadata will be caught in the next test. } } $duplicateGuid = $exampleScriptMetadata | Group-Object -Property Guid | Where-Object { $_.Count -gt 1 } if ($duplicateGuid -and $duplicateGuid.Count -gt 0) { $duplicateGuid | ForEach-Object -Process { Write-Warning -Message ('Guid {0} is duplicated in the files ''{1}''' -f $_.Name, ($_.Group.Name -join ', ')) } } $duplicateGuid | Should -BeNullOrEmpty } foreach ($exampleToValidate in $exampleScriptFiles) { $exampleDescriptiveName = Join-Path -Path (Split-Path -Path $exampleToValidate.Directory -Leaf) ` -ChildPath (Split-Path -Path $exampleToValidate -Leaf) Context -Name "When publishing example '$exampleDescriptiveName'" { It 'Should pass testing of script file metadata' -Skip:(!$optIn) { { Test-ScriptFileInfo -Path $exampleToValidate.FullName } | Should -Not -Throw } It 'Should have the correct naming convention, and the same file name as the configuration name' -Skip:(!$optIn) { $result = Test-ConfigurationName -Path $exampleToValidate.FullName $result | Should -Be $true } } } } if ($env:APPVEYOR -eq $true) { Remove-item -Path $powershellModulePath -Recurse -Force -Confirm:$false # Restore the load of the module to ensure future tests have access to it Import-Module -Name (Join-Path -Path $moduleRootFilePath ` -ChildPath "$moduleName.psd1") ` -Global } } } Describe 'Common Tests - Validate Markdown Files' -Tag 'Markdown' { $optIn = Get-PesterDescribeOptInStatus -OptIns $optIns if (Get-Command -Name 'npm' -ErrorAction SilentlyContinue) { $npmParametersForStartProcess = @{ FilePath = 'npm' ArgumentList = '' WorkingDirectory = $PSScriptRoot Wait = $true WindowStyle = 'Hidden' } Context 'When installing markdown validation dependencies' { It 'Should not throw an error when installing package Gulp in global scope' { { <# gulp; gulp is a toolkit that helps you automate painful or time-consuming tasks in your development workflow. gulp must be installed globally to be able to be called through Start-Process #> $npmParametersForStartProcess['ArgumentList'] = 'install -g gulp' Start-Process @npmParametersForStartProcess } | Should -Not -Throw } It 'Should not throw an error when installing package Gulp in local scope' { { # gulp must also be installed locally to be able to be referenced in the javascript file. $npmParametersForStartProcess['ArgumentList'] = 'install gulp' Start-Process @npmParametersForStartProcess } | Should -Not -Throw } It 'Should not throw an error when installing package through2' { { # Used in gulpfile.js; A tiny wrapper around Node streams2 Transform to avoid explicit sub classing noise $npmParametersForStartProcess['ArgumentList'] = 'install through2' Start-Process @npmParametersForStartProcess } | Should -Not -Throw } It 'Should not throw an error when installing package markdownlint' { { # Used in gulpfile.js; A Node.js style checker and lint tool for Markdown/CommonMark files. $npmParametersForStartProcess['ArgumentList'] = 'install markdownlint' Start-Process @npmParametersForStartProcess } | Should -Not -Throw } It 'Should not throw an error when installing package gulp-concat as a dev-dependency' { { # gulp-concat is installed as devDependencies. Used in gulpfile.js; Concatenates files $npmParametersForStartProcess['ArgumentList'] = 'install gulp-concat -D' Start-Process @npmParametersForStartProcess } | Should -Not -Throw } } if (Test-Path -Path (Join-Path -Path $repoRootPath -ChildPath '.markdownlint.json')) { Write-Verbose -Message ('Using markdownlint settings file from repository folder ''{0}''.' -f $repoRootPath) -Verbose $markdownlintSettingsFilePath = Join-Path -Path $repoRootPath -ChildPath '.markdownlint.json' } else { Write-Verbose -Message 'Using markdownlint settings file from DscResource.Test repository.' -Verbose $markdownlintSettingsFilePath = $null } It "Should not have errors in any markdown files" { $mdErrors = 0 try { $gulpArgumentList = @( 'test-mdsyntax', '--silent', '--rootpath', $repoRootPath, '--dscresourcespath', $dscResourcesFolderFilePath ) if ($markdownlintSettingsFilePath) { $gulpArgumentList += @( '--settingspath', $markdownlintSettingsFilePath ) } Start-Process -FilePath "gulp" -ArgumentList $gulpArgumentList ` -Wait -WorkingDirectory $PSScriptRoot -PassThru -NoNewWindow Start-Sleep -Seconds 3 $mdIssuesPath = Join-Path -Path $PSScriptRoot -ChildPath "markdownissues.txt" if ((Test-Path -Path $mdIssuesPath) -eq $true) { Get-Content -Path $mdIssuesPath | ForEach-Object -Process { if ([string]::IsNullOrEmpty($_) -eq $false) { Write-Warning -Message $_ $mdErrors ++ } } } Remove-Item -Path $mdIssuesPath -Force -ErrorAction SilentlyContinue } catch [System.Exception] { Write-Warning -Message ("Unable to run gulp to test markdown files. Please " + ` "be sure that you have installed nodejs and have " + ` "run 'npm install -g gulp' in order to have this " + ` "text execute.") } if ($optIn) { $mdErrors | Should -Be 0 } } <# We're uninstalling the dependencies, in reverse order, so that the node_modules folder do not linger on a users computer if run locally. Also, this fixes so that when there is a apostrophe in the path for $PSScriptRoot, the node_modules folder is correctly removed. #> Context 'When uninstalling markdown validation dependencies' { It 'Should not throw an error when uninstalling package gulp-concat as a dev-dependency' { { # gulp-concat is installed as devDependencies. Used in gulpfile.js; Concatenates files $npmParametersForStartProcess['ArgumentList'] = 'uninstall gulp-concat -D' Start-Process @npmParametersForStartProcess } | Should -Not -Throw } It 'Should not throw an error when uninstalling package markdownlint' { { # Used in gulpfile.js; A Node.js style checker and lint tool for Markdown/CommonMark files. $npmParametersForStartProcess['ArgumentList'] = 'uninstall markdownlint' Start-Process @npmParametersForStartProcess } | Should -Not -Throw } It 'Should not throw an error when uninstalling package through2' { { # Used in gulpfile.js; A tiny wrapper around Node streams2 Transform to avoid explicit sub classing noise $npmParametersForStartProcess['ArgumentList'] = 'uninstall through2' Start-Process @npmParametersForStartProcess } | Should -Not -Throw } It 'Should not throw an error when uninstalling package Gulp in local scope' { { # gulp must also be installed locally to be able to be referenced in the javascript file. $npmParametersForStartProcess['ArgumentList'] = 'uninstall gulp' Start-Process @npmParametersForStartProcess } | Should -Not -Throw } It 'Should not throw an error when uninstalling package Gulp in global scope' { { <# gulp; gulp is a toolkit that helps you automate painful or time-consuming tasks in your development workflow. gulp must be installed globally to be able to be called through Start-Process #> $npmParametersForStartProcess['ArgumentList'] = 'uninstall -g gulp' Start-Process @npmParametersForStartProcess } | Should -Not -Throw } It 'Should not throw an error when removing the node_modules folder' { { # Remove folder node_modules that npm created. $npmNodeModulesPath = (Join-Path -Path $PSScriptRoot -ChildPath 'node_modules') if ( Test-Path -Path $npmNodeModulesPath) { Remove-Item -Path $npmNodeModulesPath -Recurse -Force } } | Should -Not -Throw } } } else { Write-Warning -Message ("Unable to run gulp to test markdown files. Please " + ` "be sure that you have installed nodejs and npm in order " + ` "to have this text execute.") } } Describe 'Common Tests - Validate Markdown Links' -Tag 'Markdown' { $optIn = Get-PesterDescribeOptInStatus -OptIns $optIns $dependencyModuleName = 'MarkdownLinkCheck' $uninstallMarkdownLinkCheck = $false Context 'When installing markdown link validation dependencies' { It "Should not throw an error when installing and importing the module MarkdownLinkCheck" -Skip:(!$optIn) { { if (-not (Get-Module -Name $dependencyModuleName -ListAvailable)) { # Remember that we installed the module, so that it gets uninstalled. $uninstallMarkdownLinkCheck = $true Install-Module -Name $dependencyModuleName -Force -Scope 'CurrentUser' -ErrorAction Stop } Import-Module -Name $dependencyModuleName -Force } | Should -Not -Throw } } $markdownFileExtensions = @('.md') $markdownFiles = Get-TextFilesList $moduleRootFilePath | Where-Object -FilterScript { $markdownFileExtensions -contains $_.Extension } foreach ($markdownFileToValidate in $markdownFiles) { $contextDescriptiveName = Join-Path -Path (Split-Path $markdownFileToValidate.Directory -Leaf) -ChildPath (Split-Path $markdownFileToValidate -Leaf) Context -Name $contextDescriptiveName { It "Should not contain any broken links" -Skip:(!$optIn) { $getMarkdownLinkParameters = @{ BrokenOnly = $true Path = $markdownFileToValidate.FullName } # Make sure it always returns an array even if Get-MarkdownLink returns $null. $brokenLinks = @(Get-MarkdownLink @getMarkdownLinkParameters) if ($brokenLinks.Count -gt 0) { # Write out all the errors so the contributor can resolve. foreach ($brokenLink in $brokenLinks) { $message = 'Line {0}: [{1}] has broken URL "{2}"' -f $brokenLink.Line, $brokenLink.Text, $brokenLink.Url Write-Host -BackgroundColor Yellow -ForegroundColor Black -Object $message } } $brokenLinks.Count | Should -Be 0 } } } if ($uninstallMarkdownLinkCheck) { Context 'When uninstalling markdown link validation dependencies' { It "Should not throw an error when uninstalling the module MarkdownLinkCheck" -Skip:(!$optIn) { { <# Remove the module from the current session as Uninstall-Module does not do that. #> Remove-Module -Name $dependencyModuleName -Force Uninstall-Module -Name $dependencyModuleName -Force -ErrorAction Stop } | Should -Not -Throw } } } } |