node/test/parallel/test-debug-agent.js

'use strict';
require('../common');
const assert = require('assert');
const debug = require('_debug_agent');

assert.throws(
  () => { debug.start(); },
  function(err) {
    return (err instanceof assert.AssertionError &&
            err.message === 'Debugger agent running without bindings!');
  }
);