import concat from 'concat-stream'; import { spawn } from 'child_process'; import { resolve } from 'path'; import { test } from 'tap'; test('console.log() calls are not blocked by Atomics.wait()', async ({ equal }) => { const proc = spawn(process.execPath, [ ...process.execArgv, resolve(__dirname, 'fixtures/console-log.ts') ], { stdio: ['inherit', 'pipe', 'inherit'] }); const data = await new Promise((resolve) => { proc.stdout.setEncoding('utf8').pipe(concat(resolve)); }); equal(data, 'A\nB\n'); });