mirror of
https://github.com/nodejs/node.git
synced 2024-11-25 08:19:38 +01:00
45d8d9f826
This makes possible to use `for..of` loop with buffers. Also related `keys`, `values` and `entries` methods are added for feature parity with `Uint8Array`. PR-URL: https://github.com/iojs/io.js/pull/525 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
62 lines
877 B
JavaScript
62 lines
877 B
JavaScript
var common = require('../common');
|
|
var assert = require('assert');
|
|
|
|
var buffer = new Buffer([1, 2, 3, 4, 5]);
|
|
var arr;
|
|
var b;
|
|
|
|
// buffers should be iterable
|
|
|
|
arr = [];
|
|
|
|
for (b of buffer)
|
|
arr.push(b);
|
|
|
|
assert.deepEqual(arr, [1, 2, 3, 4, 5]);
|
|
|
|
|
|
// buffer iterators should be iterable
|
|
|
|
arr = [];
|
|
|
|
for (b of buffer[Symbol.iterator]())
|
|
arr.push(b);
|
|
|
|
assert.deepEqual(arr, [1, 2, 3, 4, 5]);
|
|
|
|
|
|
// buffer#values() should return iterator for values
|
|
|
|
arr = [];
|
|
|
|
for (b of buffer.values())
|
|
arr.push(b);
|
|
|
|
assert.deepEqual(arr, [1, 2, 3, 4, 5]);
|
|
|
|
|
|
// buffer#keys() should return iterator for keys
|
|
|
|
arr = [];
|
|
|
|
for (b of buffer.keys())
|
|
arr.push(b);
|
|
|
|
assert.deepEqual(arr, [0, 1, 2, 3, 4]);
|
|
|
|
|
|
// buffer#entries() should return iterator for entries
|
|
|
|
arr = [];
|
|
|
|
for (var b of buffer.entries())
|
|
arr.push(b);
|
|
|
|
assert.deepEqual(arr, [
|
|
[0, 1],
|
|
[1, 2],
|
|
[2, 3],
|
|
[3, 4],
|
|
[4, 5]
|
|
]);
|