test/parallel/test-stream-wrap-encoding.js


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// Flags: --expose-internals
'use strict';
const common = require('../common');

const StreamWrap = require('internal/js_stream_socket');
const Duplex = require('stream').Duplex;

{
  const stream = new Duplex({
    read() {},
    write() {}
  });

  stream.setEncoding('ascii');

  const wrap = new StreamWrap(stream);

  wrap.on('error', common.expectsError({
    type: Error,
    code: 'ERR_STREAM_WRAP',
    message: 'Stream has StringDecoder set or is in objectMode'
  }));

  stream.push('ohai');
}

{
  const stream = new Duplex({
    read() {},
    write() {},
    objectMode: true
  });

  const wrap = new StreamWrap(stream);

  wrap.on('error', common.expectsError({
    type: Error,
    code: 'ERR_STREAM_WRAP',
    message: 'Stream has StringDecoder set or is in objectMode'
  }));

  stream.push(new Error('foo'));
}