PestWatch.psm1
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Import-Module -Name Pester class ChangeSerializer { static [boolean]$listening = $false; static [boolean]$signalled = $true; static [int]$WatchInterval; static $PesterArguments; static [IO.FileSystemWatcher]$Instance; static WaitForSignal() { Write-Host "Waiting for changes..." while ($true) { if (![ChangeSerializer]::signalled) { [int]$interval = [ChangeSerializer]::WatchInterval Start-Sleep -Seconds $interval } if ([ChangeSerializer]::signalled) { [ChangeSerializer]::signalled = $false Write-Host "Invoke-Pester at $(Get-Date)" $pesterArgs = [ChangeSerializer]::PesterArguments Invoke-Pester @pesterArgs Write-Host "******* Invoke-Pester completed at $(Get-Date) ******* " } } } } <# .SYNOPSIS Monitor a directory for changes, if a change occurs invoke pester .DESCRIPTION Monitor a directory for changes and then invoke pester. .PARAMETER folder The folder you want to monitor for changes .PARAMETER * See Invoke-Pester -? for all arguments .EXAMPLE Invoke-PesterWatcher -folder .\ .NOTES This runs forever, to exit do ctrl+c #> Function Invoke-PesterWatcher { [CmdLetBinding()] Param( [string]$watchFolder = "./", $watchIntervalSeconds = 2, $Script, $TestName, $EnableExit, $OutputXml, $Tag, $ExcludeTag, $PassThru, $CodeCoverage, $Strict, $Quiet, $PesterOption, $OutputFile, $OutputFormat ) $watchFolder = (Get-Item $watchFolder).FullName Write-Host "Watching Folder: `"$watchFolder`"" #Original from https://gallery.technet.microsoft.com/scriptcenter/Powershell-FileSystemWatche-dfd7084b #By BigTeddy 05 September 2011 [ChangeSerializer]::PesterArguments = $PSBoundParameters [ChangeSerializer]::PesterArguments.Remove("watchFolder") | Out-Null [ChangeSerializer]::PesterArguments.Remove("watchIntervalSeconds") | Out-Null [ChangeSerializer]::WatchInterval = $watchIntervalSeconds $filter = '*.ps*1' # You can enter a wildcard filter here. if([ChangeSerializer]::Instance -ne $null){ [ChangeSerializer]::listening = $false [ChangeSerializer]::Instance.Dispose(); Get-Job | Stop-Job Get-Job | Remove-Job Get-EventSubscriber -Force | Unregister-Event -Force } # In the following line, you can change 'IncludeSubdirectories to $true if required. $fsw = New-Object IO.FileSystemWatcher $watchFolder, $filter -Property @{IncludeSubdirectories = $true; NotifyFilter = [IO.NotifyFilters]'FileName, LastWrite'} Register-ObjectEvent $fsw Created -SourceIdentifier FileCreated -Action { [ChangeSerializer]::signalled = $true } | Out-Null Register-ObjectEvent $fsw Changed -SourceIdentifier FileChanged -Action { [ChangeSerializer]::signalled = $true } | Out-Null [ChangeSerializer]::Instance = $fsw if (![ChangeSerializer]::listening) { [ChangeSerializer]::listening = $true [ChangeSerializer]::WaitForSignal() } } Export-ModuleMember -Function Invoke-PesterWatcher |