$ErrorActionPreference = 'Stop'
$root = Split-Path -Parent $PSScriptRoot
$capture = Get-Content -LiteralPath (Join-Path $root 'scripts/capture-chrome-page.js') -Raw -Encoding utf8

foreach ($required in @(
  'prepareG11State', 'g11-validation', 'g11-saved',
  'prepareG12State', 'g12-validation', 'g12-save-error', 'g12-saved'
)) {
  if ($capture -notmatch [regex]::Escape($required)) { throw "G11/G12 capture state missing: $required" }
}
if ($capture -notmatch 'await prepareG11State\(send, action\)') { throw 'Capture runner does not prepare G11 states' }
if ($capture -notmatch 'await prepareG12State\(send, action\)') { throw 'Capture runner does not prepare G12 states' }

Write-Output 'CAPTURE-G11-G12-STATES-CONTRACT PASS'