LawrenceHwang

function Set-MonitorInputSource {
    <#
        .SYNOPSIS
        Helper function to set the monitor state.

        .EXAMPLE Switch to HDMI
        Set-MonitorInputSource -InputSource HDMI

        .EXAMPLE Switch to DisplayPort
        Set-MonitorInputSource -InputSource DisplayPort

LawrenceHwang

function Convert-FromAppActivityReport {
    <#
    .SYNOPSIS
    Helper function to convert the iOS app activity report into custom objects
    https://developer.apple.com/documentation/foundation/urlrequest/inspecting_app_activity_data
    
    .EXAMPLE
    Get apps accessed iOS resources
    Convert-FromAppActivityReport -Path $path -Type access | Select-Object accessor_id -Unique

LawrenceHwang

function Set-TaskbarIconSize {
    # Sets the windows 11 task bar icon size. Default value is medium.
    [CmdletBinding()]
    param(
        [validateset("small", "medium", "large")]
        [string]$Size = "medium"
    )
    $sizeChart = @{
        "small"  = 0
        "medium" = 1

LawrenceHwang

Describe 'Pre-meeting Check List' { # These are a  Pester 5 compliant tests.
    Context 'Device Check' {
        It 'Device should be present and have OK status: [<deviceName>]' -TestCases @(
            @{deviceName = 'Blue Snowball' }
            @{deviceName = '*TrackBall Mouse' }
            @{deviceName = 'Microphone (Blue Snowball)' }
            @{deviceName = 'Canon EOS 6D Mark II' }
        ) {
            $device = (Get-PnpDevice -FriendlyName $deviceName -Status 'OK' -PresentOnly -ErrorAction SilentlyContinue)
            $device.count | Should -BeGreaterOrEqual 1

LawrenceHwang

Describe 'Unit testing the helper functions in self contained script' {
    BeforeAll {
        # Using AST to parse the function definitions from the self contained script.
        # Then, save the script of the Pester test drive.
        $FilePath = Join-Path -Path '.' -ChildPath 'ScriptWithFunction.ps1'
        $ast = [System.Management.Automation.Language.Parser]::ParseFile($FilePath, [ref]$null, [ref]$null)
        $functionDefinition = $ast.FindAll( {
                param([System.Management.Automation.Language.Ast] $AstInput)
                $AstInput -is [System.Management.Automation.Language.FunctionDefinitionAst] -and
                # Class methods have a FunctionDefinitionAst under them as well, but we don't want them.

LawrenceHwang

# https://twitter.com/dfinke/status/1167559940598370304
function Get-Exponent {
    param(
        [int]$Base,
        [int]$Power
    )
    $exponent = [Math]::Pow($Base, $Power)
    $exponent
}
function Get-OneSeries {

LawrenceHwang

function Show-WeTheNorth {
    <#
    .SYNOPSIS
        Shows the 'We The North' and the Toronto Raptor's logo ascii art.
    .DESCRIPTION
        Go Raptors Go! 🏀🏀🏀🏀
    .EXAMPLE
        11:49 PM> Show-WeTheNorth      
            I8,        8        ,8I  88888888888                                               7777,,,,7777777
            `8b       d8b       d8'  88                                                     77,,,,,,,,,,,,,77,,777

LawrenceHwang

$max = 600
(1..$max).foreach{$x1 = Get-Random -Minimum 0 -Maximum ([math]::ceiling($host.ui.RawUI.WindowSize.Width* ($_/$max))); $x2 = $x1 + 1; $y1 = Get-Random -Minimum 0 -Maximum 1; $y2 = $y1 ;$Host.ui.RawUI.SetBufferContents([System.Management.Automation.Host.Rectangle]::new($x1,$y1,$x2,$y2),([System.Management.Automation.Host.BufferCell]::new([char](Get-Random -Minimum 32 -Maximum 33),([System.ConsoleColor].GetEnumValues() | Get-Random),([System.ConsoleColor].GetEnumValues() | Get-Random),[System.Management.Automation.Host.BufferCellType]::Complete)))}

LawrenceHwang

{
   "yaml.customTags": [
        "!And",
        "!Cidr",
        "!Equals sequence",
        "!Equals",
        "!FindInMap sequence",
        "!GetAtt",
        "!GetAZs",
        "!ImportValue",

LawrenceHwang

function ConvertTo-SSMDocument
{
<#
.Synopsis
    Convert a script into SSM Command document
.DESCRIPTION
    This cmdlet convert a script into SSM Command document.
.EXAMPLE
PS:\ > ConvertTo-SSMDocument -Expression 'Get-Service'
{