'use strict'; require('../common'); const EventEmitter = require('events'); const assert = require('assert'); const EE = new EventEmitter(); assert.throws(() => { EE.emit('error', 'Accepts a string'); }, /^Error: Unhandled "error" event\. \(Accepts a string\)$/); assert.throws(() => { EE.emit('error', {message: 'Error!'}); }, /^Error: Unhandled "error" event\. \(\[object Object\]\)$/);