nodejs/test/parallel/test-buffer-sharedarraybuffer.js
Rafal Leszczynski c0c5e262dd
test: cleanup test-buffer-sharedarraybuffer
remove third argument `0` from calls to `assert.deepStrictEqual`

PR-URL: https://github.com/nodejs/node/pull/15896
Reviewed-By: Daijiro Wachi <daijiro.wachi@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
2017-10-09 02:13:19 -07:00

31 lines
695 B
JavaScript

/*global SharedArrayBuffer*/
'use strict';
// Flags: --harmony-sharedarraybuffer
require('../common');
const assert = require('assert');
const sab = new SharedArrayBuffer(24);
const arr1 = new Uint16Array(sab);
const arr2 = new Uint16Array(12);
arr2[0] = 5000;
arr1[0] = 5000;
arr1[1] = 4000;
arr2[1] = 4000;
const arr_buf = Buffer.from(arr1.buffer);
const ar_buf = Buffer.from(arr2.buffer);
assert.deepStrictEqual(arr_buf, ar_buf);
arr1[1] = 6000;
arr2[1] = 6000;
assert.deepStrictEqual(arr_buf, ar_buf);
// Checks for calling Buffer.byteLength on a SharedArrayBuffer
assert.strictEqual(Buffer.byteLength(sab), sab.byteLength);
assert.doesNotThrow(() => Buffer.from({ buffer: sab }));