// Flags: --test --expose-internals 'use strict'; const v8_reporter = require('internal/test_runner/reporter/v8-serializer'); const { Buffer } = require('buffer'); (async function () { const reported = v8_reporter([ { type: "test:pass", data: { name: "test", nesting: 0, file: __filename, testNumber: 1, details: { duration_ms: 0 } } } ]); for await (const chunk of reported) { process.stdout.write(chunk); process.stdout.write(Buffer.concat([Buffer.from("arbitrary - pre"), chunk])); process.stdout.write(Buffer.from("arbitrary - mid")); process.stdout.write(Buffer.concat([chunk, Buffer.from("arbitrary - post")])); } })();