Method help

test/common/quic/test-server.mjs:13–25

(options = { stdio: 'inherit' })

  }

  help(options = { stdio: 'inherit' }) {
    const { promise, resolve, reject } = Promise.withResolvers();
    const proc = spawn(this.#pathToServer, ['--help'], options);
    proc.on('error', reject);
    proc.on('exit', (code, signal) => {
      if (code === 0) {
        resolve();
      } else {
        reject(new Error(`Process exited with code ${code} and signal ${signal}`));
      }
    });
    return promise;
  }

  run(address, port, keyFile, certFile, options = { stdio: 'inherit' }) {
    const { promise, resolve, reject } = Promise.withResolvers();