test/parallel/test-stream-readable-with-unimplemented-_read.js

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

const { Readable } = require('stream');

const readable = new Readable();

readable.on('error', common.expectsError({
  code: 'ERR_METHOD_NOT_IMPLEMENTED',
  type: Error,
  message: 'The _read() method is not implemented'
}));

readable.read();