param([string]$MasmRoot = 'F:\MASM32\masm32')
$ErrorActionPreference = 'Stop'
$root = (Resolve-Path (Join-Path $PSScriptRoot '..\..')).Path
Push-Location $root
try {
    & 'C:\Python314\python.exe' tools\tests\prepare_scratch_module.py
    if ($LASTEXITCODE -ne 0) { throw 'Scratch helper preparation failed' }
    & "$MasmRoot\bin\ml.exe" /c /coff /Cp /nologo /I. /DSCRATCH_TEST_SYNTAX=1 /DSCRATCH_MODULE_TEST=1 /Fobuild\scratch\module.obj tools\tests\scratch_syntax.asm
    if ($LASTEXITCODE -ne 0) { throw 'Scratch module assembly failed' }
    $sdk = Get-ChildItem -LiteralPath "${env:ProgramFiles(x86)}\Windows Kits\10\Lib" -Directory |
        Sort-Object Name -Descending |
        Where-Object { Test-Path -LiteralPath (Join-Path $_.FullName 'um\x86\kernel32.lib') } |
        Select-Object -First 1
    $libraries = @()
    $libraries += '/LIBPATH:' + (Join-Path $sdk.FullName 'um\x86')
    $libraries += "/LIBPATH:$MasmRoot\lib"
    & "$MasmRoot\bin\link.exe" /nologo /SUBSYSTEM:CONSOLE /ENTRY:ScratchModuleStart@0 @libraries /OUT:build\scratch\module-test.exe build\scratch\module.obj build\scratch\module-base.obj kernel32.lib winmm.lib user32.lib ws2_32.lib gdi32.lib
    if ($LASTEXITCODE -ne 0) { throw 'Scratch module link failed' }
    & .\build\scratch\module-test.exe
    if ($LASTEXITCODE -ne 0) { throw "Scratch module assertion failed: $LASTEXITCODE" }
    Write-Output 'PASS: fresh MASM scratch module with real native graphics/input helpers (not a renderer simulation)'
} finally { Pop-Location }