nodejs/test/parallel/test-stream-writable-end-multiple.js
Robert Nagy db706da235 stream: disallow stream methods on finished stream
Invoke callback with ERR_STREAM_ALREADY_FINISHED error if `end()` is
called on a finished stream.

PR-URL: https://github.com/nodejs/node/pull/28687
Refs: https://github.com/nodejs/node/issues/28667
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
2019-08-20 08:47:19 -07:00

21 lines
496 B
JavaScript

'use strict';
const common = require('../common');
const assert = require('assert');
const stream = require('stream');
const writable = new stream.Writable();
writable._write = (chunk, encoding, cb) => {
setTimeout(() => cb(), 10);
};
writable.end('testing ended state', common.mustCall());
writable.end(common.mustCall());
writable.on('finish', common.mustCall(() => {
writable.end(common.mustCall((err) => {
assert.strictEqual(err.code, 'ERR_STREAM_ALREADY_FINISHED');
}));
}));