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import {  getEnvironmentData,  isMainThread,  parentPort,  threadId,  workerData,} from "../worker_threads.ts";import { once } from "../events.ts";
async function message(expectedMessage: string) {  const [message] = await once(parentPort, "message");  if (message !== expectedMessage) {    console.log(`Expected the message "${expectedMessage}", but got`, message);    // fail test    parentPort.close();  }}
await message("Hello, how are you my thread?");parentPort.postMessage("I'm fine!");
parentPort.postMessage({  isMainThread,  threadId,  workerData: Array.isArray(workerData) &&      workerData[workerData.length - 1] instanceof MessagePort    ? workerData.slice(0, -1)    : workerData,  envData: [getEnvironmentData("test"), getEnvironmentData(1)],});