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b08a867d60
PR-URL: https://github.com/nodejs/node/pull/26849 Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Vse Mozhet Byt <vsemozhetbyt@gmail.com>
63 lines
909 B
JavaScript
63 lines
909 B
JavaScript
'use strict';
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require('../common');
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const assert = require('assert');
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const buffer = Buffer.from([1, 2, 3, 4, 5]);
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let arr;
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let b;
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// Buffers should be iterable
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arr = [];
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for (b of buffer)
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arr.push(b);
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assert.deepStrictEqual(arr, [1, 2, 3, 4, 5]);
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// Buffer iterators should be iterable
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arr = [];
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for (b of buffer[Symbol.iterator]())
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arr.push(b);
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assert.deepStrictEqual(arr, [1, 2, 3, 4, 5]);
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// buffer#values() should return iterator for values
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arr = [];
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for (b of buffer.values())
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arr.push(b);
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assert.deepStrictEqual(arr, [1, 2, 3, 4, 5]);
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// buffer#keys() should return iterator for keys
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arr = [];
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for (b of buffer.keys())
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arr.push(b);
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assert.deepStrictEqual(arr, [0, 1, 2, 3, 4]);
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// buffer#entries() should return iterator for entries
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arr = [];
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for (b of buffer.entries())
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arr.push(b);
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assert.deepStrictEqual(arr, [
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[0, 1],
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[1, 2],
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[2, 3],
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[3, 4],
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[4, 5]
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]);
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