windows/Packaging/Test-Firewall.ps1

$ErrorActionPreference = 'Stop'
$project = Split-Path $PSScriptRoot -Parent
$exe = [IO.Path]::GetFullPath((Join-Path $project 'dist\MusicBridge-win-x64\app\MusicBridge.Agent.exe'))
$script = Join-Path $PSScriptRoot 'Firewall.ps1'
$rules = @(& $script -Action Preview -ProgramPath $exe -Port 18765)
if ($rules.Count -ne 2) { throw 'Expected two rules.' }
foreach ($rule in $rules) {
    if ($rule.Profile -ne 'Private' -or $rule.RemoteAddress -ne 'LocalSubnet' -or $rule.Program -ne $exe -or
        $rule.Direction -ne 'Inbound' -or $rule.Action -ne 'Allow' -or $rule.EdgeTraversalPolicy -ne 'Block') { throw 'Rule scope is too broad.' }
}
if (($rules | Where-Object Protocol -eq TCP).LocalPort -ne 18765) { throw 'HTTPS port mismatch.' }
if (($rules | Where-Object Protocol -eq UDP).LocalPort -ne 5353) { throw 'mDNS port mismatch.' }
$again = @(& $script -Action Preview -ProgramPath $exe -Port 8765)
if (($rules.Name -join ',') -ne ($again.Name -join ',')) { throw 'Changing port would leave old rule names behind.' }
& $script -Action Apply -ProgramPath $exe -WhatIf
$domain = @(& $script -Action Preview -ProgramPath $exe -Profile Domain -InterfaceAlias Ethernet)
foreach ($rule in $domain) {
    if ($rule.Profile -ne 'Domain' -or $rule.InterfaceAlias -ne 'Ethernet' -or $rule.RemoteAddress -ne 'LocalSubnet') { throw 'Domain scope mismatch.' }
}
if (($domain.Name -join ',') -ne ($rules.Name -join ',')) { throw 'Changing profile would leave old rules behind.' }
foreach ($badAlias in @('', 'Any', 'Ether*', 'Ether?et')) {
    $rejected = $false
    try { & $script -Action Preview -ProgramPath $exe -Profile Domain -InterfaceAlias $badAlias | Out-Null }
    catch { $rejected = $true }
    if (!$rejected) { throw 'Domain scope accepted an unrestricted interface.' }
}
& $script -Action Apply -ProgramPath $exe -Profile Domain -InterfaceAlias Ethernet -WhatIf
Write-Host 'PASS: private profile, local subnet, executable binding, ports, stable names and dry-run. No firewall changes.'