node/test/parallel/test-stream-writable-end-multiple.js
Robert Nagy 75b30c606c stream: emit 'error' asynchronously
errorOrDestroy emits 'error' synchronously due to
compat reasons. However, it should be possible to
use correct async behaviour for new code.

PR-URL: https://github.com/nodejs/node/pull/29744
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Rich Trott <rtrott@gmail.com>
2020-01-04 16:20:45 -08:00

23 lines
572 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(() => {
let ticked = false;
writable.end(common.mustCall((err) => {
assert.strictEqual(ticked, true);
assert.strictEqual(err.code, 'ERR_STREAM_ALREADY_FINISHED');
}));
ticked = true;
}));