import { appendFileSync, closeSync, writeFileSync } from "node:fs";

const [, , mode, marker] = process.argv;

writeFileSync(marker, `started:${process.pid}\n`);
process.on("exit", () => appendFileSync(marker, "exited\n"));
process.on("SIGTERM", () => {
  appendFileSync(marker, "terminated\n");
  if (mode !== "timeout") process.exit(0);
});

if (mode === "stdin") {
  closeSync(0);
  appendFileSync(marker, "stdin-closed\n");
} else if (mode === "stdout") {
  process.stdout.write(Buffer.alloc(64 * 1024 + 1));
} else if (mode === "stderr") {
  process.stderr.write(Buffer.alloc(64 * 1024 + 1));
}

setInterval(() => {}, 1_000);