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nodejs/test/parallel/test-regress-GH-io-1811.js
James M Snell 85ab4a5f12 buffer: add .from(), .alloc() and .allocUnsafe()
Several changes:

* Soft-Deprecate Buffer() constructors
* Add `Buffer.from()`, `Buffer.alloc()`, and `Buffer.allocUnsafe()`
* Add `--zero-fill-buffers` command line option
* Add byteOffset and length to `new Buffer(arrayBuffer)` constructor
* buffer.fill('') previously had no effect, now zero-fills
* Update the docs

PR-URL: https://github.com/nodejs/node/pull/4682
Reviewed-By: Сковорода Никита Андреевич <chalkerx@gmail.com>
Reviewed-By: Stephen Belanger <admin@stephenbelanger.com>
2016-03-16 08:34:02 -07:00

25 lines
580 B
JavaScript

'use strict';
require('../common');
const assert = require('assert');
// Change kMaxLength for zlib to trigger the error without having to allocate
// large Buffers.
const buffer = require('buffer');
const oldkMaxLength = buffer.kMaxLength;
buffer.kMaxLength = 128;
const zlib = require('zlib');
buffer.kMaxLength = oldkMaxLength;
const encoded = Buffer.from('H4sIAAAAAAAAA0tMHFgAAIw2K/GAAAAA', 'base64');
// Async
zlib.gunzip(encoded, function(err) {
assert.ok(err instanceof RangeError);
});
// Sync
assert.throws(function() {
zlib.gunzipSync(encoded);
}, RangeError);