ReadinessValidationScript/Example.Tests.ps1
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#Requires -Modules 'Pester' <# PURPOSE: Pester script to validate that a machine meets the prerequisites for a software deployment/upgrade. It generates a NUnit-style test result file for each computer and a summary report in HTML format. This script is designed to be run remotely (not from the target machine). #> [CmdletBinding()] Param( [Parameter(Mandatory=$True)] [ValidateScript({ Test-Connection -ComputerName $_ -Quiet })] [string]$ComputerName, [Parameter(Mandatory=$True)] [pscredential]$Credential, [Parameter(Mandatory=$True)] [string]$DeploymentServerName, [Parameter(Mandatory=$True)] [string]$ManagementServerName ) $RemoteSession = New-PSSession -ComputerName $ComputerName -Credential $Credential Describe 'Hardware prerequisites' -Tag 'Hardware' { It 'Has at least 4096 MB of total RAM' { Invoke-Command -Session $RemoteSession { (Get-CimInstance -ClassName Win32_PhysicalMemory).Capacity / 1MB } | Should Not BeLessThan 4096 } } Describe 'Networking prerequisites' -Tag 'Networking' { It 'Can ping the Management server by name' { Invoke-Command -Session $RemoteSession { param($ManagementServerName) Test-Connection -ComputerName $ManagementServerName -Quiet } -ArgumentList $ManagementServerName | Should Be $True } It 'Can ping the Deployment server by name' { Invoke-Command -Session $RemoteSession { param($DeploymentServerName) Test-Connection -ComputerName $DeploymentServerName -Quiet } -ArgumentList $DeploymentServerName | Should Be $True } It 'Has connectivity to the Management server on TCP port 80' { Invoke-Command -Session $RemoteSession { param($ManagementServerName) (Test-NetConnection -ComputerName $ManagementServerName -CommonTCPPort HTTP).TcpTestSucceeded } -ArgumentList $ManagementServerName | Should Be $True } It 'Has the firewall profile set to "Domain" or "Private"' { Invoke-Command -Session $RemoteSession { $FirewallProfile = (Get-NetConnectionProfile)[0].NetworkCategory.ToString(); $FirewallProfile -eq 'Domain' -or $FirewallProfile -eq 'Private' } | Should Be $True } } Describe 'OS and runtime prerequisites' -Tag 'OS' { It 'Has the Windows Update KB2883200' { Invoke-Command -Session $RemoteSession { Get-HotFix -Id KB2883200 -ErrorAction SilentlyContinue } | Should Not BeNullOrEmpty } It 'Has the required version of the C++ 2010 runtime' { Invoke-Command -Session $RemoteSession { Get-CimInstance -ClassName Win32_Product -Filter "Name='Microsoft Visual C++ 2010 x64 Redistributable - 10.0.40219'" } | Should Not BeNullOrEmpty } It 'Has the shell set to "explorer.exe" at the global level (HKLM)' { Invoke-Command -Session $RemoteSession { (Get-ItemProperty -Path 'HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon').Shell } | Should Be 'explorer.exe' } } Describe 'PowerShell prerequisites' { It 'Has the execution policy set to "RemoteSigned" or "Unrestricted"' { Invoke-Command -Session $RemoteSession { $Policy = (Get-ExecutionPolicy); $Policy -eq 'RemoteSigned' -or $Policy -eq 'Unrestricted' } | Should Be $True } It 'Has PowerShell version 4.0 or later' { Invoke-Command -Session $RemoteSession { $PSVersionTable.PSVersion -ge [System.Version]'4.0' } | Should Be $True } It 'Has the PackageManagement module installed' { Invoke-Command -Session $RemoteSession { Get-Module -Name 'PackageManagement' -ListAvailable } | Should Not BeNullOrEmpty } It 'Has Chocolatey in its registered package sources for the provider "Chocolatey"' { Invoke-Command -Session $RemoteSession { Get-PackageSource -Name Chocolatey -ProviderName Chocolatey } | Should Not BeNullOrEmpty } } |