$logPath = "$base.log"

$donePath = "$base.done"

$exitPath = "$base.exit"

$pidPath = "$base.pid"`;

$pidPath = "$base.pid"

function Write-OpenClawUtf8File([string]$Path, [string]$Value) {

[System.IO.File]::WriteAllText($Path, $Value, [System.Text.UTF8Encoding]::new($false))

}`;

const payload = `$ErrorActionPreference = 'Stop'

$PSNativeCommandUseErrorActionPreference = $false

${pathsScript}

& {

${options.script}

} *>&1 | Add-OpenClawBackgroundLog

Set-Content -Path $exitPath -Value '0' -Encoding UTF8

Write-OpenClawUtf8File $exitPath '0'

} catch {

$_ | Add-OpenClawBackgroundLog

Set-Content -Path $exitPath -Value '1' -Encoding UTF8

Write-OpenClawUtf8File $exitPath '1'

} finally {

Set-Content -Path $donePath -Value 'done' -Encoding UTF8

Write-OpenClawUtf8File $donePath 'done'

}`;

const writeScript = runCommand(

"prlctl",

"-EncodedCommand",

encodePowerShell(`${pathsScript}

$process = Start-Process -FilePath powershell.exe -WindowStyle Hidden -ArgumentList @('-NoProfile', '-ExecutionPolicy', 'Bypass', '-File', $scriptPath) -PassThru

Set-Content -Path $pidPath -Value $process.Id -Encoding UTF8

Write-OpenClawUtf8File $pidPath ([string]$process.Id)

'started'`),

],

{ check: false, quiet: true, timeoutMs: timeoutBefore(deadline, 30_000) },

it("cleans timed-out Windows background work and reads bounded log chunks", async () => {

const decodedCommands: string[] = [];

const fakeRun: typeof hostCommandRun = (_command, args) => {

const inputs: string[] = [];

const fakeRun: typeof hostCommandRun = (_command, args, options) => {

const decoded = decodePowerShellFromArgs(args);

decodedCommands.push(decoded);

if (options?.input) {

inputs.push(String(options.input));

}

if (decoded.includes("Start-Process")) {

return { status: 0, stderr: "", stdout: "started\n" };

}

).rejects.toThrow("windows background timeout timed out");

const commands = decodedCommands.join("\n---\n");

const payloads = inputs.join("\n---\n");

expect(commands).toContain("$pidPath");

expect(commands).toContain("function Write-OpenClawUtf8File");

expect(commands).toContain("[System.Text.UTF8Encoding]::new($false)");

expect(payloads).toContain("Write-OpenClawUtf8File $exitPath '0'");

expect(payloads).toContain("Write-OpenClawUtf8File $donePath 'done'");

expect(commands).toContain("Write-OpenClawUtf8File $pidPath ([string]$process.Id)");

expect(commands).toContain("Start-Process -FilePath powershell.exe");

expect(commands).toContain("-PassThru");

expect(commands).toContain("[System.IO.File]::Open($logPath");

expect(commands).toContain(

"Remove-Item -Path $scriptPath, $logPath, $donePath, $exitPath, $pidPath",

);

expect(`${commands}\n${payloads}`).not.toContain("Set-Content -Path $exitPath");

expect(`${commands}\n${payloads}`).not.toContain("Set-Content -Path $donePath");

expect(commands).not.toContain("Set-Content -Path $pidPath");

expect(commands).not.toContain("ReadAllBytes");

});